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-rw-r--r--src/gallium/auxiliary/cso_cache/cso_cache.c4
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_context.c4
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe.c22
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe_vbuf.c15
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe_wide_point.c12
-rw-r--r--src/gallium/auxiliary/draw/draw_pt.c3
-rw-r--r--src/gallium/auxiliary/draw/draw_pt.h1
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_decompose.h65
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_elts.c3
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_util.c25
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_vcache.c37
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h73
-rw-r--r--src/gallium/auxiliary/indices/u_indices.c2
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_buffer.h14
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c6
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c8
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr.h20
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c2
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c8
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c30
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c2
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c24
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c8
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c20
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c36
-rw-r--r--src/gallium/auxiliary/rtasm/rtasm_ppc.c6
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_build.c34
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_build.h1
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_dump.c46
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_exec.c51
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_parse.c12
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_parse.h1
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_text.c7
-rw-r--r--src/gallium/auxiliary/trace/trace_drm.h165
-rw-r--r--src/gallium/auxiliary/util/u_cache.c10
-rw-r--r--src/gallium/auxiliary/util/u_debug.c6
-rw-r--r--src/gallium/auxiliary/util/u_handle_table.c13
-rw-r--r--src/gallium/auxiliary/util/u_hash_table.c22
-rw-r--r--src/gallium/auxiliary/util/u_keymap.c12
-rw-r--r--src/gallium/auxiliary/util/u_prim.h2
-rw-r--r--src/gallium/auxiliary/util/u_snprintf.c2
-rw-r--r--src/gallium/auxiliary/util/u_tile.c28
-rw-r--r--src/gallium/auxiliary/util/u_upload_mgr.c4
-rw-r--r--src/gallium/drivers/cell/ppu/cell_screen.c2
-rw-r--r--src/gallium/drivers/i965simple/brw_draw.c19
-rw-r--r--src/gallium/drivers/identity/Makefile12
-rw-r--r--src/gallium/drivers/identity/SConscript13
-rw-r--r--src/gallium/drivers/identity/id_context.c719
-rw-r--r--src/gallium/drivers/identity/id_context.h48
-rw-r--r--src/gallium/drivers/identity/id_drm.c187
-rw-r--r--src/gallium/drivers/identity/id_drm.h35
-rw-r--r--src/gallium/drivers/identity/id_objects.c182
-rw-r--r--src/gallium/drivers/identity/id_objects.h169
-rw-r--r--src/gallium/drivers/identity/id_public.h40
-rw-r--r--src/gallium/drivers/identity/id_screen.c481
-rw-r--r--src/gallium/drivers/identity/id_screen.h48
-rw-r--r--src/gallium/drivers/nv04/nv04_screen.c11
-rw-r--r--src/gallium/drivers/nv04/nv04_surface_2d.c3
-rw-r--r--src/gallium/drivers/nv10/nv10_screen.c12
-rw-r--r--src/gallium/drivers/nv20/nv20_screen.c12
-rw-r--r--src/gallium/drivers/nv30/nv30_screen.c12
-rw-r--r--src/gallium/drivers/nv30/nv30_state_fb.c1
-rw-r--r--src/gallium/drivers/nv40/nv40_screen.c12
-rw-r--r--src/gallium/drivers/nv40/nv40_state_fb.c1
-rw-r--r--src/gallium/drivers/nv40/nv40_transfer.c2
-rw-r--r--src/gallium/drivers/nv50/nv50_miptree.c1
-rw-r--r--src/gallium/drivers/nv50/nv50_screen.c12
-rw-r--r--src/gallium/drivers/nv50/nv50_state_validate.c1
-rw-r--r--src/gallium/drivers/nv50/nv50_surface.c1
-rw-r--r--src/gallium/drivers/r300/Makefile6
-rw-r--r--src/gallium/drivers/r300/SConscript6
-rw-r--r--src/gallium/drivers/r300/r300_context.h17
-rw-r--r--src/gallium/drivers/r300/r300_debug.c54
-rw-r--r--src/gallium/drivers/r300/r300_debug.h17
-rw-r--r--src/gallium/drivers/r300/r300_emit.c62
-rw-r--r--src/gallium/drivers/r300/r300_emit.h11
-rw-r--r--src/gallium/drivers/r300/r300_flush.c6
-rw-r--r--src/gallium/drivers/r300/r300_flush.h2
-rw-r--r--src/gallium/drivers/r300/r300_fs.c109
-rw-r--r--src/gallium/drivers/r300/r300_fs.h36
-rw-r--r--src/gallium/drivers/r300/r300_fs_inlines.h158
-rw-r--r--src/gallium/drivers/r300/r300_query.h2
-rw-r--r--src/gallium/drivers/r300/r300_reg.h54
-rw-r--r--src/gallium/drivers/r300/r300_screen.c56
-rw-r--r--src/gallium/drivers/r300/r300_screen.h2
-rw-r--r--src/gallium/drivers/r300/r300_shader_inlines.h47
-rw-r--r--src/gallium/drivers/r300/r300_state.c29
-rw-r--r--src/gallium/drivers/r300/r300_state_invariant.c18
-rw-r--r--src/gallium/drivers/r300/r300_surface.c59
-rw-r--r--src/gallium/drivers/r300/r300_surface.h12
-rw-r--r--src/gallium/drivers/r300/r300_texture.c41
-rw-r--r--src/gallium/drivers/r300/r300_texture.h46
-rw-r--r--src/gallium/drivers/r300/r300_vs.c (renamed from src/gallium/drivers/r300/r300_state_tcl.c)4
-rw-r--r--src/gallium/drivers/r300/r300_vs.h (renamed from src/gallium/drivers/r300/r300_state_tcl.h)17
-rw-r--r--src/gallium/drivers/r300/r3xx_fs.c96
-rw-r--r--src/gallium/drivers/r300/r3xx_fs.h76
-rw-r--r--src/gallium/drivers/r300/r5xx_fs.c (renamed from src/gallium/drivers/r300/r300_state_shader.c)361
-rw-r--r--src/gallium/drivers/r300/r5xx_fs.h (renamed from src/gallium/drivers/r300/r300_state_shader.h)116
-rw-r--r--src/gallium/drivers/softpipe/sp_context.c16
-rw-r--r--src/gallium/drivers/softpipe/sp_context.h2
-rw-r--r--src/gallium/drivers/softpipe/sp_draw_arrays.c32
-rw-r--r--src/gallium/drivers/softpipe/sp_flush.c2
-rw-r--r--src/gallium/drivers/softpipe/sp_prim_vbuf.c229
-rw-r--r--src/gallium/drivers/softpipe/sp_screen.c4
-rw-r--r--src/gallium/drivers/softpipe/sp_setup.c41
-rw-r--r--src/gallium/drivers/softpipe/sp_state_derived.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_tex_sample.c104
-rw-r--r--src/gallium/drivers/trace/Makefile1
-rw-r--r--src/gallium/drivers/trace/tr_drm.c211
-rw-r--r--src/gallium/drivers/trace/tr_drm.h35
-rw-r--r--src/gallium/drivers/trace/tr_dump.c4
-rw-r--r--src/gallium/drivers/trace/tr_dump.h6
-rw-r--r--src/gallium/drivers/trace/tr_dump_state.c61
-rw-r--r--src/gallium/drivers/trace/tr_screen.c30
-rw-r--r--src/gallium/include/pipe/p_config.h17
-rw-r--r--src/gallium/include/pipe/p_defines.h3
-rw-r--r--src/gallium/include/pipe/p_format.h6
-rw-r--r--src/gallium/include/pipe/p_inlines.h4
-rw-r--r--src/gallium/include/pipe/p_refcnt.h28
-rw-r--r--src/gallium/include/pipe/p_screen.h20
-rw-r--r--src/gallium/include/pipe/p_shader_tokens.h3
-rw-r--r--src/gallium/include/pipe/p_state.h13
-rw-r--r--src/gallium/include/pipe/p_thread.h1
-rw-r--r--src/gallium/include/state_tracker/drm_api.h38
-rw-r--r--src/gallium/state_trackers/dri/dri_context.c2
-rw-r--r--src/gallium/state_trackers/dri/dri_drawable.c96
-rw-r--r--src/gallium/state_trackers/dri/dri_drawable.h4
-rw-r--r--src/gallium/state_trackers/dri/dri_extensions.c3
-rw-r--r--src/gallium/state_trackers/dri/dri_screen.c91
-rw-r--r--src/gallium/state_trackers/dri/dri_screen.h3
-rw-r--r--src/gallium/state_trackers/egl/egl_context.c2
-rw-r--r--src/gallium/state_trackers/egl/egl_surface.c2
-rw-r--r--src/gallium/state_trackers/egl/egl_tracker.c5
-rw-r--r--src/gallium/state_trackers/egl/egl_tracker.h1
-rw-r--r--src/gallium/state_trackers/g3dvl/vl_basic_csc.c1
-rw-r--r--src/gallium/state_trackers/g3dvl/vl_r16snorm_mc_buf.c1
-rw-r--r--src/gallium/state_trackers/glx/xlib/fakeglx.c2
-rwxr-xr-xsrc/gallium/state_trackers/python/tests/base.py8
-rwxr-xr-xsrc/gallium/state_trackers/python/tests/texture_sample.py50
-rw-r--r--src/gallium/state_trackers/vega/Makefile128
-rw-r--r--src/gallium/state_trackers/vega/api_consts.h56
-rw-r--r--src/gallium/state_trackers/vega/api_context.c75
-rw-r--r--src/gallium/state_trackers/vega/api_filters.c805
-rw-r--r--src/gallium/state_trackers/vega/api_images.c489
-rw-r--r--src/gallium/state_trackers/vega/api_masks.c373
-rw-r--r--src/gallium/state_trackers/vega/api_misc.c83
-rw-r--r--src/gallium/state_trackers/vega/api_paint.c166
-rw-r--r--src/gallium/state_trackers/vega/api_params.c1673
-rw-r--r--src/gallium/state_trackers/vega/api_path.c488
-rw-r--r--src/gallium/state_trackers/vega/api_text.c258
-rw-r--r--src/gallium/state_trackers/vega/api_transform.c128
-rw-r--r--src/gallium/state_trackers/vega/arc.c708
-rw-r--r--src/gallium/state_trackers/vega/arc.h80
-rw-r--r--src/gallium/state_trackers/vega/asm_fill.h246
-rw-r--r--src/gallium/state_trackers/vega/asm_filters.h117
-rw-r--r--src/gallium/state_trackers/vega/asm_util.h136
-rw-r--r--src/gallium/state_trackers/vega/bezier.c704
-rw-r--r--src/gallium/state_trackers/vega/bezier.h81
-rw-r--r--src/gallium/state_trackers/vega/image.c654
-rw-r--r--src/gallium/state_trackers/vega/image.h104
-rw-r--r--src/gallium/state_trackers/vega/mask.c690
-rw-r--r--src/gallium/state_trackers/vega/mask.h68
-rw-r--r--src/gallium/state_trackers/vega/matrix.h462
-rw-r--r--src/gallium/state_trackers/vega/paint.c699
-rw-r--r--src/gallium/state_trackers/vega/paint.h118
-rw-r--r--src/gallium/state_trackers/vega/path.c2034
-rw-r--r--src/gallium/state_trackers/vega/path.h126
-rw-r--r--src/gallium/state_trackers/vega/path_utils.h109
-rw-r--r--src/gallium/state_trackers/vega/polygon.c550
-rw-r--r--src/gallium/state_trackers/vega/polygon.h75
-rw-r--r--src/gallium/state_trackers/vega/renderer.c592
-rw-r--r--src/gallium/state_trackers/vega/renderer.h76
-rw-r--r--src/gallium/state_trackers/vega/shader.c310
-rw-r--r--src/gallium/state_trackers/vega/shader.h56
-rw-r--r--src/gallium/state_trackers/vega/shaders_cache.c439
-rw-r--r--src/gallium/state_trackers/vega/shaders_cache.h77
-rw-r--r--src/gallium/state_trackers/vega/st_inlines.h159
-rw-r--r--src/gallium/state_trackers/vega/stroker.c1349
-rw-r--r--src/gallium/state_trackers/vega/stroker.h89
-rw-r--r--src/gallium/state_trackers/vega/util_array.h122
-rw-r--r--src/gallium/state_trackers/vega/vg_context.c543
-rw-r--r--src/gallium/state_trackers/vega/vg_context.h292
-rw-r--r--src/gallium/state_trackers/vega/vg_state.c124
-rw-r--r--src/gallium/state_trackers/vega/vg_state.h109
-rw-r--r--src/gallium/state_trackers/vega/vg_tracker.c406
-rw-r--r--src/gallium/state_trackers/vega/vg_tracker.h102
-rw-r--r--src/gallium/state_trackers/vega/vg_translate.c1030
-rw-r--r--src/gallium/state_trackers/vega/vg_translate.h49
-rw-r--r--src/gallium/state_trackers/vega/vgu.c450
-rw-r--r--src/gallium/state_trackers/wgl/SConscript1
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_context.c128
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_device.c49
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_device.h4
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c1
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c57
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_framebuffer.c291
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_framebuffer.h94
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c16
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_tls.c33
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_tls.h6
-rw-r--r--src/gallium/state_trackers/xorg/Makefile37
-rw-r--r--src/gallium/state_trackers/xorg/xorg_composite.c27
-rw-r--r--src/gallium/state_trackers/xorg/xorg_composite.h22
-rw-r--r--src/gallium/state_trackers/xorg/xorg_crtc.c8
-rw-r--r--src/gallium/state_trackers/xorg/xorg_dri2.c4
-rw-r--r--src/gallium/state_trackers/xorg/xorg_driver.c5
-rw-r--r--src/gallium/state_trackers/xorg/xorg_exa.c104
-rw-r--r--src/gallium/state_trackers/xorg/xorg_exa.h27
-rw-r--r--src/gallium/state_trackers/xorg/xorg_tracker.h6
-rw-r--r--src/gallium/winsys/drm/intel/dri/Makefile1
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_be_api.c30
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_be_api.h7
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_be_context.c2
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_be_device.c34
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_be_device.h20
-rw-r--r--src/gallium/winsys/drm/intel/xorg/Makefile42
-rw-r--r--src/gallium/winsys/drm/nouveau/drm/nouveau_drm_api.c43
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_buffer.c11
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_buffer.h13
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_drm.c72
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_drm.h19
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_r300.c2
222 files changed, 23966 insertions, 1712 deletions
diff --git a/src/gallium/auxiliary/cso_cache/cso_cache.c b/src/gallium/auxiliary/cso_cache/cso_cache.c
index 0bc77a5728..e6dce3f0e5 100644
--- a/src/gallium/auxiliary/cso_cache/cso_cache.c
+++ b/src/gallium/auxiliary/cso_cache/cso_cache.c
@@ -361,6 +361,10 @@ void cso_for_each_state(struct cso_cache *sc, enum cso_cache_type type,
void cso_cache_delete(struct cso_cache *sc)
{
assert(sc);
+
+ if (!sc)
+ return;
+
/* delete driver data */
cso_for_each_state(sc, CSO_BLEND, delete_blend_state, 0);
cso_for_each_state(sc, CSO_DEPTH_STENCIL_ALPHA, delete_depth_stencil_state, 0);
diff --git a/src/gallium/auxiliary/cso_cache/cso_context.c b/src/gallium/auxiliary/cso_cache/cso_context.c
index f388bf5d95..36c882acb7 100644
--- a/src/gallium/auxiliary/cso_cache/cso_context.c
+++ b/src/gallium/auxiliary/cso_cache/cso_context.c
@@ -55,14 +55,14 @@ struct cso_context {
void *samplers[PIPE_MAX_SAMPLERS];
unsigned nr_samplers;
- void *samplers_saved[PIPE_MAX_SAMPLERS];
unsigned nr_samplers_saved;
+ void *samplers_saved[PIPE_MAX_SAMPLERS];
struct pipe_texture *textures[PIPE_MAX_SAMPLERS];
uint nr_textures;
- struct pipe_texture *textures_saved[PIPE_MAX_SAMPLERS];
uint nr_textures_saved;
+ struct pipe_texture *textures_saved[PIPE_MAX_SAMPLERS];
/** Current and saved state.
* The saved state is used as a 1-deep stack.
diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c
index 3cde9d36d3..2e3f5b2fc0 100644
--- a/src/gallium/auxiliary/draw/draw_pipe.c
+++ b/src/gallium/auxiliary/draw/draw_pipe.c
@@ -216,22 +216,22 @@ void draw_pipeline_run( struct draw_context *draw,
( DRAW_PIPE_RESET_STIPPLE | \
DRAW_PIPE_EDGE_FLAG_0 | \
DRAW_PIPE_EDGE_FLAG_2 ), \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (i1), \
+ verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
+ verts + stride * (i1), \
verts + stride * (i3)); \
- do_triangle( draw, \
- ( DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_1 ), \
- verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (i2), \
- verts + stride * (i3))
+ do_triangle( draw, \
+ ( DRAW_PIPE_EDGE_FLAG_0 | \
+ DRAW_PIPE_EDGE_FLAG_1 ), \
+ verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \
+ verts + stride * (i2), \
+ verts + stride * (i3))
#define TRIANGLE(flags,i0,i1,i2) \
do_triangle( draw, \
flags, /* flags */ \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (i1), \
- verts + stride * (i2))
+ verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
+ verts + stride * (i1), \
+ verts + stride * (i2))
#define LINE(flags,i0,i1) \
do_line( draw, \
diff --git a/src/gallium/auxiliary/draw/draw_pipe_vbuf.c b/src/gallium/auxiliary/draw/draw_pipe_vbuf.c
index a5d840b96e..1a5269c0de 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_vbuf.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_vbuf.c
@@ -159,8 +159,19 @@ vbuf_tri( struct draw_stage *stage,
check_space( vbuf, 3 );
- for (i = 0; i < 3; i++) {
- vbuf->indices[vbuf->nr_indices++] = emit_vertex( vbuf, prim->v[i] );
+ if (vbuf->stage.draw->rasterizer->flatshade_first) {
+ /* Put provoking vertex in position expected by the driver.
+ * Emit last provoking vertex in first pos.
+ * Swap verts 0 & 1 to preserve polygon winding.
+ */
+ vbuf->indices[vbuf->nr_indices++] = emit_vertex( vbuf, prim->v[2] );
+ vbuf->indices[vbuf->nr_indices++] = emit_vertex( vbuf, prim->v[0] );
+ vbuf->indices[vbuf->nr_indices++] = emit_vertex( vbuf, prim->v[1] );
+ }
+ else {
+ for (i = 0; i < 3; i++) {
+ vbuf->indices[vbuf->nr_indices++] = emit_vertex( vbuf, prim->v[i] );
+ }
}
}
diff --git a/src/gallium/auxiliary/draw/draw_pipe_wide_point.c b/src/gallium/auxiliary/draw/draw_pipe_wide_point.c
index d84bab9eaa..014d8c7346 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_wide_point.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_wide_point.c
@@ -181,6 +181,16 @@ static void widepoint_point( struct draw_stage *stage,
}
+static int
+find_fog_input_attrib(struct draw_context *draw)
+{
+ /* Scan the fragment program's input decls to find the fogcoord
+ * attribute. The z/w components will store the point coord.
+ */
+ return 0; /* XXX fix this */
+}
+
+
static void widepoint_first_point( struct draw_stage *stage,
struct prim_header *header )
{
@@ -220,7 +230,7 @@ static void widepoint_first_point( struct draw_stage *stage,
wide->num_texcoords = j;
/* find fragment shader PointCoord/Fog input */
- wide->point_coord_fs_input = 0; /* XXX fix this! */
+ wide->point_coord_fs_input = find_fog_input_attrib(draw);
/* setup extra vp output (point coord implemented as a texcoord) */
draw->extra_vp_outputs.semantic_name = TGSI_SEMANTIC_GENERIC;
diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c
index 9ea0cbe599..dbb5ac7182 100644
--- a/src/gallium/auxiliary/draw/draw_pt.c
+++ b/src/gallium/auxiliary/draw/draw_pt.c
@@ -36,6 +36,7 @@
#include "draw/draw_vs.h"
#include "tgsi/tgsi_dump.h"
#include "util/u_math.h"
+#include "util/u_prim.h"
static unsigned trim( unsigned count, unsigned first, unsigned incr )
{
@@ -278,7 +279,7 @@ void
draw_arrays(struct draw_context *draw, unsigned prim,
unsigned start, unsigned count)
{
- unsigned reduced_prim = draw_pt_reduced_prim(prim);
+ unsigned reduced_prim = u_reduced_prim(prim);
if (reduced_prim != draw->reduced_prim) {
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
draw->reduced_prim = reduced_prim;
diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h
index 8ef0ea8011..7a17a9fb6b 100644
--- a/src/gallium/auxiliary/draw/draw_pt.h
+++ b/src/gallium/auxiliary/draw/draw_pt.h
@@ -228,7 +228,6 @@ void draw_pt_post_vs_destroy( struct pt_post_vs *pvs );
* Utils:
*/
void draw_pt_split_prim(unsigned prim, unsigned *first, unsigned *incr);
-unsigned draw_pt_reduced_prim(unsigned prim);
#endif
diff --git a/src/gallium/auxiliary/draw/draw_pt_decompose.h b/src/gallium/auxiliary/draw/draw_pt_decompose.h
index 3fb0695687..4ca5b52020 100644
--- a/src/gallium/auxiliary/draw/draw_pt_decompose.h
+++ b/src/gallium/auxiliary/draw/draw_pt_decompose.h
@@ -47,10 +47,19 @@ static void FUNC( ARGS,
case PIPE_PRIM_TRIANGLES:
for (i = 0; i+2 < count; i += 3) {
- TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL,
- (i + 0),
- (i + 1),
- (i + 2 ));
+ if (flatfirst) {
+ /* put provoking vertex in last pos for clipper */
+ TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL,
+ (i + 1),
+ (i + 2),
+ (i + 0 ));
+ }
+ else {
+ TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL,
+ (i + 0),
+ (i + 1),
+ (i + 2 ));
+ }
}
break;
@@ -58,9 +67,9 @@ static void FUNC( ARGS,
if (flatfirst) {
for (i = 0; i+2 < count; i++) {
TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL,
- (i + 0),
(i + 1 + (i&1)),
- (i + 2 - (i&1)));
+ (i + 2 - (i&1)),
+ (i + 0) );
}
}
else {
@@ -78,9 +87,9 @@ static void FUNC( ARGS,
if (flatfirst) {
for (i = 0; i+2 < count; i++) {
TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL,
- (i + 1),
(i + 2),
- (0 ));
+ 0,
+ (i + 1) );
}
}
else {
@@ -96,20 +105,40 @@ static void FUNC( ARGS,
case PIPE_PRIM_QUADS:
- for (i = 0; i+3 < count; i += 4) {
- QUAD( (i + 0),
- (i + 1),
- (i + 2),
- (i + 3));
+ if (flatfirst) {
+ for (i = 0; i+3 < count; i += 4) {
+ QUAD( (i + 1),
+ (i + 2),
+ (i + 3),
+ (i + 0) );
+ }
+ }
+ else {
+ for (i = 0; i+3 < count; i += 4) {
+ QUAD( (i + 0),
+ (i + 1),
+ (i + 2),
+ (i + 3));
+ }
}
break;
case PIPE_PRIM_QUAD_STRIP:
- for (i = 0; i+3 < count; i += 2) {
- QUAD( (i + 2),
- (i + 0),
- (i + 1),
- (i + 3));
+ if (flatfirst) {
+ for (i = 0; i+3 < count; i += 2) {
+ QUAD( (i + 1),
+ (i + 3),
+ (i + 2),
+ (i + 0) );
+ }
+ }
+ else {
+ for (i = 0; i+3 < count; i += 2) {
+ QUAD( (i + 2),
+ (i + 0),
+ (i + 1),
+ (i + 3));
+ }
}
break;
diff --git a/src/gallium/auxiliary/draw/draw_pt_elts.c b/src/gallium/auxiliary/draw/draw_pt_elts.c
index b7780fb507..88f4d9f495 100644
--- a/src/gallium/auxiliary/draw/draw_pt_elts.c
+++ b/src/gallium/auxiliary/draw/draw_pt_elts.c
@@ -54,7 +54,8 @@ static unsigned elt_ubyte( const void *elts, unsigned idx )
static unsigned elt_vert( const void *elts, unsigned idx )
{
- return (const ubyte *)elts - (const ubyte *)NULL + idx;
+ /* unsigned index is packed in the pointer */
+ return (unsigned)(uintptr_t)elts + idx;
}
pt_elt_func draw_pt_elt_func( struct draw_context *draw )
diff --git a/src/gallium/auxiliary/draw/draw_pt_util.c b/src/gallium/auxiliary/draw/draw_pt_util.c
index 3bc7939c55..b61fa29143 100644
--- a/src/gallium/auxiliary/draw/draw_pt_util.c
+++ b/src/gallium/auxiliary/draw/draw_pt_util.c
@@ -75,28 +75,3 @@ void draw_pt_split_prim(unsigned prim, unsigned *first, unsigned *incr)
break;
}
}
-
-
-unsigned draw_pt_reduced_prim(unsigned prim)
-{
- switch (prim) {
- case PIPE_PRIM_POINTS:
- return PIPE_PRIM_POINTS;
- case PIPE_PRIM_LINES:
- case PIPE_PRIM_LINE_STRIP:
- case PIPE_PRIM_LINE_LOOP:
- return PIPE_PRIM_LINES;
- case PIPE_PRIM_TRIANGLES:
- case PIPE_PRIM_TRIANGLE_STRIP:
- case PIPE_PRIM_TRIANGLE_FAN:
- case PIPE_PRIM_POLYGON:
- case PIPE_PRIM_QUADS:
- case PIPE_PRIM_QUAD_STRIP:
- return PIPE_PRIM_TRIANGLES;
- default:
- assert(0);
- return PIPE_PRIM_POINTS;
- }
-}
-
-
diff --git a/src/gallium/auxiliary/draw/draw_pt_vcache.c b/src/gallium/auxiliary/draw/draw_pt_vcache.c
index 5d268a2226..1a0527be63 100644
--- a/src/gallium/auxiliary/draw/draw_pt_vcache.c
+++ b/src/gallium/auxiliary/draw/draw_pt_vcache.c
@@ -31,6 +31,7 @@
*/
#include "util/u_memory.h"
+#include "util/u_prim.h"
#include "draw/draw_context.h"
#include "draw/draw_private.h"
#include "draw/draw_pt.h"
@@ -193,16 +194,30 @@ vcache_ef_quad( struct vcache_frontend *vcache,
unsigned i2,
unsigned i3 )
{
- vcache_triangle_flags( vcache,
- ( DRAW_PIPE_RESET_STIPPLE |
- DRAW_PIPE_EDGE_FLAG_0 |
- DRAW_PIPE_EDGE_FLAG_2 ),
- i0, i1, i3 );
-
- vcache_triangle_flags( vcache,
- ( DRAW_PIPE_EDGE_FLAG_0 |
- DRAW_PIPE_EDGE_FLAG_1 ),
- i1, i2, i3 );
+ if (vcache->draw->rasterizer->flatshade_first) {
+ vcache_triangle_flags( vcache,
+ ( DRAW_PIPE_RESET_STIPPLE |
+ DRAW_PIPE_EDGE_FLAG_0 |
+ DRAW_PIPE_EDGE_FLAG_1 ),
+ i0, i1, i2 );
+
+ vcache_triangle_flags( vcache,
+ ( DRAW_PIPE_EDGE_FLAG_2 |
+ DRAW_PIPE_EDGE_FLAG_1 ),
+ i0, i2, i3 );
+ }
+ else {
+ vcache_triangle_flags( vcache,
+ ( DRAW_PIPE_RESET_STIPPLE |
+ DRAW_PIPE_EDGE_FLAG_0 |
+ DRAW_PIPE_EDGE_FLAG_2 ),
+ i0, i1, i3 );
+
+ vcache_triangle_flags( vcache,
+ ( DRAW_PIPE_EDGE_FLAG_0 |
+ DRAW_PIPE_EDGE_FLAG_1 ),
+ i1, i2, i3 );
+ }
}
/* At least for now, we're back to using a template include file for
@@ -453,7 +468,7 @@ vcache_prepare( struct draw_pt_front_end *frontend,
}
vcache->input_prim = prim;
- vcache->output_prim = draw_pt_reduced_prim(prim);
+ vcache->output_prim = u_reduced_prim(prim);
vcache->middle = middle;
vcache->opt = opt;
diff --git a/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h b/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h
index ec05bbeab4..62822a3d56 100644
--- a/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h
+++ b/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h
@@ -118,21 +118,39 @@ static void FUNC( struct draw_pt_front_end *frontend,
case PIPE_PRIM_QUADS:
for (i = 0; i+3 < count; i += 4) {
- QUAD( vcache,
- get_elt(elts, i + 0),
- get_elt(elts, i + 1),
- get_elt(elts, i + 2),
- get_elt(elts, i + 3));
+ if (flatfirst) {
+ QUAD( vcache,
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2),
+ get_elt(elts, i + 3) );
+ }
+ else {
+ QUAD( vcache,
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2),
+ get_elt(elts, i + 3) );
+ }
}
break;
case PIPE_PRIM_QUAD_STRIP:
for (i = 0; i+3 < count; i += 2) {
- QUAD( vcache,
- get_elt(elts, i + 2),
- get_elt(elts, i + 0),
- get_elt(elts, i + 1),
- get_elt(elts, i + 3));
+ if (flatfirst) {
+ QUAD( vcache,
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 3),
+ get_elt(elts, i + 2) );
+ }
+ else {
+ QUAD( vcache,
+ get_elt(elts, i + 2),
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 3) );
+ }
}
break;
@@ -144,19 +162,38 @@ static void FUNC( struct draw_pt_front_end *frontend,
const ushort edge_first = DRAW_PIPE_EDGE_FLAG_2;
const ushort edge_middle = DRAW_PIPE_EDGE_FLAG_0;
const ushort edge_last = DRAW_PIPE_EDGE_FLAG_1;
+ ushort edge_next, edge_finish;
- flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle;
+ if (flatfirst) {
+ flags = DRAW_PIPE_RESET_STIPPLE | edge_middle | edge_last;
+ edge_next = edge_last;
+ edge_finish = edge_first;
+ }
+ else {
+ flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle;
+ edge_next = edge_middle;
+ edge_finish = edge_last;
+ }
- for (i = 0; i+2 < count; i++, flags = edge_middle) {
+ for (i = 0; i+2 < count; i++, flags = edge_next) {
if (i + 3 == count)
- flags |= edge_last;
+ flags |= edge_finish;
- TRIANGLE( vcache,
- flags,
- get_elt(elts, i + 1),
- get_elt(elts, i + 2),
- get_elt(elts, 0));
+ if (flatfirst) {
+ TRIANGLE( vcache,
+ flags,
+ get_elt(elts, 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2) );
+ }
+ else {
+ TRIANGLE( vcache,
+ flags,
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2),
+ get_elt(elts, 0));
+ }
}
}
break;
diff --git a/src/gallium/auxiliary/indices/u_indices.c b/src/gallium/auxiliary/indices/u_indices.c
index 0cf7d88653..03d7453f30 100644
--- a/src/gallium/auxiliary/indices/u_indices.c
+++ b/src/gallium/auxiliary/indices/u_indices.c
@@ -244,7 +244,7 @@ int u_index_generator( unsigned hw_mask,
default:
assert(0);
- *out_generate = generate[out_idx][in_pv][out_pv][prim];
+ *out_generate = generate[out_idx][in_pv][out_pv][PIPE_PRIM_POINTS];
*out_prim = PIPE_PRIM_POINTS;
*out_nr = nr;
return U_TRANSLATE_ERROR;
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer.h b/src/gallium/auxiliary/pipebuffer/pb_buffer.h
index 92b6fd0056..2590546cb4 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer.h
@@ -72,6 +72,12 @@ struct pb_desc
/**
+ * Size. Regular (32bit) unsigned for now.
+ */
+typedef unsigned pb_size;
+
+
+/**
* Base class for all pb_* buffers.
*/
struct pb_buffer
@@ -126,7 +132,7 @@ struct pb_vtbl
*/
void (*get_base_buffer)( struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset );
+ pb_size *offset );
};
@@ -177,7 +183,7 @@ pb_unmap(struct pb_buffer *buf)
static INLINE void
pb_get_base_buffer( struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset )
+ pb_size *offset )
{
assert(buf);
if(!buf) {
@@ -241,7 +247,7 @@ pb_reference(struct pb_buffer **dst,
* the requested or not.
*/
static INLINE boolean
-pb_check_alignment(size_t requested, size_t provided)
+pb_check_alignment(pb_size requested, pb_size provided)
{
if(!requested)
return TRUE;
@@ -269,7 +275,7 @@ pb_check_usage(unsigned requested, unsigned provided)
* hardware.
*/
struct pb_buffer *
-pb_malloc_buffer_create(size_t size,
+pb_malloc_buffer_create(pb_size size,
const struct pb_desc *desc);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c b/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
index 4698efa69c..109ac7c9d6 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
@@ -65,11 +65,11 @@ struct fenced_buffer_list
struct pb_fence_ops *ops;
- size_t numDelayed;
+ pb_size numDelayed;
struct list_head delayed;
#ifdef DEBUG
- size_t numUnfenced;
+ pb_size numUnfenced;
struct list_head unfenced;
#endif
};
@@ -433,7 +433,7 @@ fenced_buffer_fence(struct pb_buffer *buf,
static void
fenced_buffer_get_base_buffer(struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct fenced_buffer *fenced_buf = fenced_buffer(buf);
pb_get_base_buffer(fenced_buf->buffer, base_buf, offset);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c b/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c
index 689fd74771..6bdce5fcb0 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c
@@ -53,6 +53,8 @@ static INLINE struct malloc_buffer *
malloc_buffer(struct pb_buffer *buf)
{
assert(buf);
+ if (!buf)
+ return NULL;
assert(buf->vtbl == &malloc_buffer_vtbl);
return (struct malloc_buffer *)buf;
}
@@ -102,7 +104,7 @@ malloc_buffer_fence(struct pb_buffer *buf,
static void
malloc_buffer_get_base_buffer(struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
*base_buf = buf;
*offset = 0;
@@ -121,7 +123,7 @@ malloc_buffer_vtbl = {
struct pb_buffer *
-pb_malloc_buffer_create(size_t size,
+pb_malloc_buffer_create(pb_size size,
const struct pb_desc *desc)
{
struct malloc_buffer *buf;
@@ -150,7 +152,7 @@ pb_malloc_buffer_create(size_t size,
static struct pb_buffer *
pb_malloc_bufmgr_create_buffer(struct pb_manager *mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
return pb_malloc_buffer_create(size, desc);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
index 74077f8277..39ab8e722c 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
@@ -73,7 +73,7 @@ struct pb_manager
struct pb_buffer *
(*create_buffer)( struct pb_manager *mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc);
/**
@@ -106,7 +106,7 @@ pb_malloc_bufmgr_create(void);
*/
struct pb_manager *
pool_bufmgr_create(struct pb_manager *provider,
- size_t n, size_t size,
+ pb_size n, pb_size size,
const struct pb_desc *desc);
@@ -119,7 +119,7 @@ pool_bufmgr_create(struct pb_manager *provider,
*/
struct pb_manager *
mm_bufmgr_create(struct pb_manager *provider,
- size_t size, size_t align2);
+ pb_size size, pb_size align2);
/**
* Same as mm_bufmgr_create.
@@ -128,7 +128,7 @@ mm_bufmgr_create(struct pb_manager *provider,
*/
struct pb_manager *
mm_bufmgr_create_from_buffer(struct pb_buffer *buffer,
- size_t size, size_t align2);
+ pb_size size, pb_size align2);
/**
@@ -136,8 +136,8 @@ mm_bufmgr_create_from_buffer(struct pb_buffer *buffer,
*/
struct pb_manager *
pb_slab_manager_create(struct pb_manager *provider,
- size_t bufSize,
- size_t slabSize,
+ pb_size bufSize,
+ pb_size slabSize,
const struct pb_desc *desc);
/**
@@ -146,9 +146,9 @@ pb_slab_manager_create(struct pb_manager *provider,
*/
struct pb_manager *
pb_slab_range_manager_create(struct pb_manager *provider,
- size_t minBufSize,
- size_t maxBufSize,
- size_t slabSize,
+ pb_size minBufSize,
+ pb_size maxBufSize,
+ pb_size slabSize,
const struct pb_desc *desc);
@@ -204,7 +204,7 @@ pb_ondemand_manager_create(struct pb_manager *provider);
*/
struct pb_manager *
pb_debug_manager_create(struct pb_manager *provider,
- size_t underflow_size, size_t overflow_size);
+ pb_size underflow_size, pb_size overflow_size);
#ifdef __cplusplus
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c
index db67d46c56..f60c836f18 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c
@@ -60,7 +60,7 @@ pb_alt_manager(struct pb_manager *mgr)
static struct pb_buffer *
pb_alt_manager_create_buffer(struct pb_manager *_mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pb_alt_manager *mgr = pb_alt_manager(_mgr);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
index 35358430b4..57d1ede45a 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
@@ -81,7 +81,7 @@ struct pb_cache_manager
pipe_mutex mutex;
struct list_head delayed;
- size_t numDelayed;
+ pb_size numDelayed;
};
@@ -204,7 +204,7 @@ pb_cache_buffer_fence(struct pb_buffer *_buf,
static void
pb_cache_buffer_get_base_buffer(struct pb_buffer *_buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct pb_cache_buffer *buf = pb_cache_buffer(_buf);
pb_get_base_buffer(buf->buffer, base_buf, offset);
@@ -224,7 +224,7 @@ pb_cache_buffer_vtbl = {
static INLINE boolean
pb_cache_is_buffer_compat(struct pb_cache_buffer *buf,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
if(buf->base.base.size < size)
@@ -246,7 +246,7 @@ pb_cache_is_buffer_compat(struct pb_cache_buffer *buf,
static struct pb_buffer *
pb_cache_manager_create_buffer(struct pb_manager *_mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pb_cache_manager *mgr = pb_cache_manager(_mgr);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
index cedf745bda..1b4df28c70 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
@@ -72,8 +72,8 @@ struct pb_debug_buffer
struct pb_buffer *buffer;
struct pb_debug_manager *mgr;
- size_t underflow_size;
- size_t overflow_size;
+ pb_size underflow_size;
+ pb_size overflow_size;
struct debug_stack_frame create_backtrace[PB_DEBUG_CREATE_BACKTRACE];
@@ -91,8 +91,8 @@ struct pb_debug_manager
struct pb_manager *provider;
- size_t underflow_size;
- size_t overflow_size;
+ pb_size underflow_size;
+ pb_size overflow_size;
pipe_mutex mutex;
struct list_head list;
@@ -124,9 +124,9 @@ static const uint8_t random_pattern[32] = {
static INLINE void
-fill_random_pattern(uint8_t *dst, size_t size)
+fill_random_pattern(uint8_t *dst, pb_size size)
{
- size_t i = 0;
+ pb_size i = 0;
while(size--) {
*dst++ = random_pattern[i++];
i &= sizeof(random_pattern) - 1;
@@ -135,11 +135,11 @@ fill_random_pattern(uint8_t *dst, size_t size)
static INLINE boolean
-check_random_pattern(const uint8_t *dst, size_t size,
- size_t *min_ofs, size_t *max_ofs)
+check_random_pattern(const uint8_t *dst, pb_size size,
+ pb_size *min_ofs, pb_size *max_ofs)
{
boolean result = TRUE;
- size_t i;
+ pb_size i;
*min_ofs = size;
*max_ofs = 0;
for(i = 0; i < size; ++i) {
@@ -183,7 +183,7 @@ pb_debug_buffer_check(struct pb_debug_buffer *buf)
assert(map);
if(map) {
boolean underflow, overflow;
- size_t min_ofs, max_ofs;
+ pb_size min_ofs, max_ofs;
underflow = !check_random_pattern(map, buf->underflow_size,
&min_ofs, &max_ofs);
@@ -287,7 +287,7 @@ pb_debug_buffer_unmap(struct pb_buffer *_buf)
static void
pb_debug_buffer_get_base_buffer(struct pb_buffer *_buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
pb_get_base_buffer(buf->buffer, base_buf, offset);
@@ -363,13 +363,13 @@ pb_debug_manager_dump(struct pb_debug_manager *mgr)
static struct pb_buffer *
pb_debug_manager_create_buffer(struct pb_manager *_mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pb_debug_manager *mgr = pb_debug_manager(_mgr);
struct pb_debug_buffer *buf;
struct pb_desc real_desc;
- size_t real_size;
+ pb_size real_size;
buf = CALLOC_STRUCT(pb_debug_buffer);
if(!buf)
@@ -455,7 +455,7 @@ pb_debug_manager_destroy(struct pb_manager *_mgr)
struct pb_manager *
pb_debug_manager_create(struct pb_manager *provider,
- size_t underflow_size, size_t overflow_size)
+ pb_size underflow_size, pb_size overflow_size)
{
struct pb_debug_manager *mgr;
@@ -485,7 +485,7 @@ pb_debug_manager_create(struct pb_manager *provider,
struct pb_manager *
pb_debug_manager_create(struct pb_manager *provider,
- size_t underflow_size, size_t overflow_size)
+ pb_size underflow_size, pb_size overflow_size)
{
return provider;
}
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c
index 144db5669b..97dd1427fd 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c
@@ -62,7 +62,7 @@ fenced_pb_manager(struct pb_manager *mgr)
static struct pb_buffer *
fenced_bufmgr_create_buffer(struct pb_manager *mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct fenced_pb_manager *fenced_mgr = fenced_pb_manager(mgr);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
index d8decba49d..6400fc5b0a 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
@@ -55,10 +55,10 @@ struct mm_pb_manager
pipe_mutex mutex;
- size_t size;
+ pb_size size;
struct mem_block *heap;
- size_t align2;
+ pb_size align2;
struct pb_buffer *buffer;
void *map;
@@ -148,7 +148,7 @@ mm_buffer_fence(struct pb_buffer *buf,
static void
mm_buffer_get_base_buffer(struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
@@ -170,15 +170,15 @@ mm_buffer_vtbl = {
static struct pb_buffer *
mm_bufmgr_create_buffer(struct pb_manager *mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct mm_pb_manager *mm = mm_pb_manager(mgr);
struct mm_buffer *mm_buf;
/* We don't handle alignments larger then the one initially setup */
- assert(pb_check_alignment(desc->alignment, 1 << mm->align2));
- if(!pb_check_alignment(desc->alignment, 1 << mm->align2))
+ assert(pb_check_alignment(desc->alignment, (pb_size)1 << mm->align2));
+ if(!pb_check_alignment(desc->alignment, (pb_size)1 << mm->align2))
return NULL;
pipe_mutex_lock(mm->mutex);
@@ -198,7 +198,7 @@ mm_bufmgr_create_buffer(struct pb_manager *mgr,
mm_buf->mgr = mm;
- mm_buf->block = u_mmAllocMem(mm->heap, size, mm->align2, 0);
+ mm_buf->block = u_mmAllocMem(mm->heap, (int)size, (int)mm->align2, 0);
if(!mm_buf->block) {
#if 0
debug_printf("warning: heap full\n");
@@ -210,8 +210,8 @@ mm_bufmgr_create_buffer(struct pb_manager *mgr,
}
/* Some sanity checks */
- assert(0 <= (unsigned)mm_buf->block->ofs && (unsigned)mm_buf->block->ofs < mm->size);
- assert(size <= (unsigned)mm_buf->block->size && (unsigned)mm_buf->block->ofs + (unsigned)mm_buf->block->size <= mm->size);
+ assert(0 <= (pb_size)mm_buf->block->ofs && (pb_size)mm_buf->block->ofs < mm->size);
+ assert(size <= (pb_size)mm_buf->block->size && (pb_size)mm_buf->block->ofs + (pb_size)mm_buf->block->size <= mm->size);
pipe_mutex_unlock(mm->mutex);
return SUPER(mm_buf);
@@ -245,7 +245,7 @@ mm_bufmgr_destroy(struct pb_manager *mgr)
struct pb_manager *
mm_bufmgr_create_from_buffer(struct pb_buffer *buffer,
- size_t size, size_t align2)
+ pb_size size, pb_size align2)
{
struct mm_pb_manager *mm;
@@ -273,7 +273,7 @@ mm_bufmgr_create_from_buffer(struct pb_buffer *buffer,
if(!mm->map)
goto failure;
- mm->heap = u_mmInit(0, size);
+ mm->heap = u_mmInit(0, (int)size);
if (!mm->heap)
goto failure;
@@ -292,7 +292,7 @@ if(mm->heap)
struct pb_manager *
mm_bufmgr_create(struct pb_manager *provider,
- size_t size, size_t align2)
+ pb_size size, pb_size align2)
{
struct pb_buffer *buffer;
struct pb_manager *mgr;
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c
index 4f7e6b1c4d..cb32d25136 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c
@@ -55,7 +55,7 @@ struct pb_ondemand_buffer
/** Real buffer */
struct pb_buffer *buffer;
- size_t size;
+ pb_size size;
struct pb_desc desc;
};
@@ -74,6 +74,8 @@ static INLINE struct pb_ondemand_buffer *
pb_ondemand_buffer(struct pb_buffer *buf)
{
assert(buf);
+ if (!buf)
+ return NULL;
assert(buf->vtbl == &pb_ondemand_buffer_vtbl);
return (struct pb_ondemand_buffer *)buf;
}
@@ -204,7 +206,7 @@ pb_ondemand_buffer_fence(struct pb_buffer *_buf,
static void
pb_ondemand_buffer_get_base_buffer(struct pb_buffer *_buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf);
@@ -232,7 +234,7 @@ pb_ondemand_buffer_vtbl = {
static struct pb_buffer *
pb_ondemand_manager_create_buffer(struct pb_manager *_mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pb_ondemand_manager *mgr = pb_ondemand_manager(_mgr);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c
index 07fd1a22d9..7fd65ed226 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c
@@ -58,11 +58,11 @@ struct pool_pb_manager
pipe_mutex mutex;
- size_t bufSize;
- size_t bufAlign;
+ pb_size bufSize;
+ pb_size bufAlign;
- size_t numFree;
- size_t numTot;
+ pb_size numFree;
+ pb_size numTot;
struct list_head free;
@@ -89,7 +89,7 @@ struct pool_buffer
struct list_head head;
- size_t start;
+ pb_size start;
};
@@ -162,7 +162,7 @@ pool_buffer_fence(struct pb_buffer *buf,
static void
pool_buffer_get_base_buffer(struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct pool_buffer *pool_buf = pool_buffer(buf);
struct pool_pb_manager *pool = pool_buf->mgr;
@@ -184,7 +184,7 @@ pool_buffer_vtbl = {
static struct pb_buffer *
pool_bufmgr_create_buffer(struct pb_manager *mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pool_pb_manager *pool = pool_pb_manager(mgr);
@@ -251,13 +251,13 @@ pool_bufmgr_destroy(struct pb_manager *mgr)
struct pb_manager *
pool_bufmgr_create(struct pb_manager *provider,
- size_t numBufs,
- size_t bufSize,
+ pb_size numBufs,
+ pb_size bufSize,
const struct pb_desc *desc)
{
struct pool_pb_manager *pool;
struct pool_buffer *pool_buf;
- size_t i;
+ pb_size i;
if(!provider)
return NULL;
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c
index 724aaadb43..e7352e90db 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c
@@ -68,7 +68,7 @@ struct pb_slab_buffer
unsigned mapCount;
/** Offset relative to the start of the slab buffer. */
- size_t start;
+ pb_size start;
/** Use when validating, to signal that all mappings are finished */
/* TODO: Actually validation does not reach this stage yet */
@@ -83,8 +83,8 @@ struct pb_slab
{
struct list_head head;
struct list_head freeBuffers;
- size_t numBuffers;
- size_t numFree;
+ pb_size numBuffers;
+ pb_size numFree;
struct pb_slab_buffer *buffers;
struct pb_slab_manager *mgr;
@@ -108,10 +108,10 @@ struct pb_slab_manager
struct pb_manager *provider;
/** Size of the buffers we hand on downstream */
- size_t bufSize;
+ pb_size bufSize;
/** Size of the buffers we request upstream */
- size_t slabSize;
+ pb_size slabSize;
/**
* Alignment, usage to be used to allocate the slab buffers.
@@ -150,14 +150,14 @@ struct pb_slab_range_manager
struct pb_manager *provider;
- size_t minBufSize;
- size_t maxBufSize;
+ pb_size minBufSize;
+ pb_size maxBufSize;
/** @sa pb_slab_manager::desc */
struct pb_desc desc;
unsigned numBuckets;
- size_t *bucketSizes;
+ pb_size *bucketSizes;
/** Array of pb_slab_manager, one for each bucket size */
struct pb_manager **buckets;
@@ -270,7 +270,7 @@ pb_slab_buffer_fence(struct pb_buffer *_buf,
static void
pb_slab_buffer_get_base_buffer(struct pb_buffer *_buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
struct pb_slab_buffer *buf = pb_slab_buffer(_buf);
pb_get_base_buffer(buf->slab->bo, base_buf, offset);
@@ -369,7 +369,7 @@ out_err0:
static struct pb_buffer *
pb_slab_manager_create_buffer(struct pb_manager *_mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pb_slab_manager *mgr = pb_slab_manager(_mgr);
@@ -450,8 +450,8 @@ pb_slab_manager_destroy(struct pb_manager *_mgr)
struct pb_manager *
pb_slab_manager_create(struct pb_manager *provider,
- size_t bufSize,
- size_t slabSize,
+ pb_size bufSize,
+ pb_size slabSize,
const struct pb_desc *desc)
{
struct pb_slab_manager *mgr;
@@ -479,11 +479,11 @@ pb_slab_manager_create(struct pb_manager *provider,
static struct pb_buffer *
pb_slab_range_manager_create_buffer(struct pb_manager *_mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
struct pb_slab_range_manager *mgr = pb_slab_range_manager(_mgr);
- size_t bufSize;
+ pb_size bufSize;
unsigned i;
bufSize = mgr->minBufSize;
@@ -527,13 +527,13 @@ pb_slab_range_manager_destroy(struct pb_manager *_mgr)
struct pb_manager *
pb_slab_range_manager_create(struct pb_manager *provider,
- size_t minBufSize,
- size_t maxBufSize,
- size_t slabSize,
+ pb_size minBufSize,
+ pb_size maxBufSize,
+ pb_size slabSize,
const struct pb_desc *desc)
{
struct pb_slab_range_manager *mgr;
- size_t bufSize;
+ pb_size bufSize;
unsigned i;
if(!provider)
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc.c b/src/gallium/auxiliary/rtasm/rtasm_ppc.c
index e3586482db..ef4b306cb6 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc.c
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc.c
@@ -168,7 +168,7 @@ ppc_allocate_register(struct ppc_function *p)
{
unsigned i;
for (i = 0; i < PPC_NUM_REGS; i++) {
- const uint64_t mask = 1 << i;
+ const uint32_t mask = 1 << i;
if ((p->reg_used & mask) == 0) {
p->reg_used |= mask;
return i;
@@ -200,7 +200,7 @@ ppc_allocate_fp_register(struct ppc_function *p)
{
unsigned i;
for (i = 0; i < PPC_NUM_FP_REGS; i++) {
- const uint64_t mask = 1 << i;
+ const uint32_t mask = 1 << i;
if ((p->fp_used & mask) == 0) {
p->fp_used |= mask;
return i;
@@ -232,7 +232,7 @@ ppc_allocate_vec_register(struct ppc_function *p)
{
unsigned i;
for (i = 0; i < PPC_NUM_VEC_REGS; i++) {
- const uint64_t mask = 1 << i;
+ const uint32_t mask = 1 << i;
if ((p->vec_used & mask) == 0) {
p->vec_used |= mask;
return i;
diff --git a/src/gallium/auxiliary/tgsi/tgsi_build.c b/src/gallium/auxiliary/tgsi/tgsi_build.c
index a1891a140a..d272533d63 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_build.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_build.c
@@ -139,8 +139,8 @@ tgsi_build_declaration(
{
struct tgsi_declaration declaration;
- assert( file <= TGSI_FILE_IMMEDIATE );
- assert( interpolate <= TGSI_INTERPOLATE_PERSPECTIVE );
+ assert( file < TGSI_FILE_COUNT );
+ assert( interpolate < TGSI_INTERPOLATE_COUNT );
declaration = tgsi_default_declaration();
declaration.File = file;
@@ -584,6 +584,7 @@ tgsi_build_full_instruction(
*dst_register = tgsi_build_dst_register(
reg->DstRegister.File,
reg->DstRegister.WriteMask,
+ reg->DstRegister.Indirect,
reg->DstRegister.Index,
instruction,
header );
@@ -631,6 +632,28 @@ tgsi_build_full_instruction(
header );
prev_token = (struct tgsi_token *) dst_register_ext_modulate;
}
+
+ if( reg->DstRegister.Indirect ) {
+ struct tgsi_src_register *ind;
+
+ if( maxsize <= size )
+ return 0;
+ ind = (struct tgsi_src_register *) &tokens[size];
+ size++;
+
+ *ind = tgsi_build_src_register(
+ reg->DstRegisterInd.File,
+ reg->DstRegisterInd.SwizzleX,
+ reg->DstRegisterInd.SwizzleY,
+ reg->DstRegisterInd.SwizzleZ,
+ reg->DstRegisterInd.SwizzleW,
+ reg->DstRegisterInd.Negate,
+ reg->DstRegisterInd.Indirect,
+ reg->DstRegisterInd.Dimension,
+ reg->DstRegisterInd.Index,
+ instruction,
+ header );
+ }
}
for( i = 0; i < full_inst->Instruction.NumSrcRegs; i++ ) {
@@ -973,7 +996,7 @@ tgsi_build_src_register(
{
struct tgsi_src_register src_register;
- assert( file <= TGSI_FILE_IMMEDIATE );
+ assert( file < TGSI_FILE_COUNT );
assert( swizzle_x <= TGSI_SWIZZLE_W );
assert( swizzle_y <= TGSI_SWIZZLE_W );
assert( swizzle_z <= TGSI_SWIZZLE_W );
@@ -1194,13 +1217,14 @@ struct tgsi_dst_register
tgsi_build_dst_register(
unsigned file,
unsigned mask,
+ unsigned indirect,
int index,
struct tgsi_instruction *instruction,
struct tgsi_header *header )
{
struct tgsi_dst_register dst_register;
- assert( file <= TGSI_FILE_IMMEDIATE );
+ assert( file < TGSI_FILE_COUNT );
assert( mask <= TGSI_WRITEMASK_XYZW );
assert( index >= -32768 && index <= 32767 );
@@ -1208,6 +1232,7 @@ tgsi_build_dst_register(
dst_register.File = file;
dst_register.WriteMask = mask;
dst_register.Index = index;
+ dst_register.Indirect = indirect;
instruction_grow( instruction, header );
@@ -1220,6 +1245,7 @@ tgsi_default_full_dst_register( void )
struct tgsi_full_dst_register full_dst_register;
full_dst_register.DstRegister = tgsi_default_dst_register();
+ full_dst_register.DstRegisterInd = tgsi_default_src_register();
full_dst_register.DstRegisterExtConcode =
tgsi_default_dst_register_ext_concode();
full_dst_register.DstRegisterExtModulate =
diff --git a/src/gallium/auxiliary/tgsi/tgsi_build.h b/src/gallium/auxiliary/tgsi/tgsi_build.h
index 0fd6fabd83..9a3a077cf2 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_build.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_build.h
@@ -289,6 +289,7 @@ struct tgsi_dst_register
tgsi_build_dst_register(
unsigned file,
unsigned mask,
+ unsigned indirect,
int index,
struct tgsi_instruction *instruction,
struct tgsi_header *header );
diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c
index a784b7cc3c..a6994ecd48 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_dump.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c
@@ -27,6 +27,8 @@
#include "util/u_debug.h"
#include "util/u_string.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
#include "tgsi_dump.h"
#include "tgsi_info.h"
#include "tgsi_iterate.h"
@@ -107,7 +109,8 @@ static const char *semantic_names[] =
"FOG",
"PSIZE",
"GENERIC",
- "NORMAL"
+ "NORMAL",
+ "FACE"
};
static const char *immediate_type_names[] =
@@ -223,6 +226,9 @@ iter_declaration(
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
+ assert(Elements(semantic_names) == TGSI_SEMANTIC_COUNT);
+ assert(Elements(interpolate_names) == TGSI_INTERPOLATE_COUNT);
+
TXT( "DCL " );
_dump_register(
@@ -354,11 +360,22 @@ iter_instruction(
CHR( ',' );
CHR( ' ' );
- _dump_register(
- ctx,
- dst->DstRegister.File,
- dst->DstRegister.Index,
- dst->DstRegister.Index );
+ if (dst->DstRegister.Indirect) {
+ _dump_register_ind(
+ ctx,
+ dst->DstRegister.File,
+ dst->DstRegister.Index,
+ dst->DstRegisterInd.File,
+ dst->DstRegisterInd.Index,
+ dst->DstRegisterInd.SwizzleX );
+ }
+ else {
+ _dump_register(
+ ctx,
+ dst->DstRegister.File,
+ dst->DstRegister.Index,
+ dst->DstRegister.Index );
+ }
ENM( dst->DstRegisterExtModulate.Modulate, modulate_names );
_dump_writemask( ctx, dst->DstRegister.WriteMask );
@@ -516,7 +533,7 @@ struct str_dump_ctx
struct dump_ctx base;
char *str;
char *ptr;
- size_t left;
+ int left;
};
static void
@@ -525,13 +542,20 @@ str_dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...)
struct str_dump_ctx *sctx = (struct str_dump_ctx *)ctx;
if(sctx->left > 1) {
- size_t written;
+ int written;
va_list ap;
va_start(ap, format);
written = util_vsnprintf(sctx->ptr, sctx->left, format, ap);
va_end(ap);
- sctx->ptr += written;
- sctx->left -= written;
+
+ /* Some complicated logic needed to handle the return value of
+ * vsnprintf:
+ */
+ if (written > 0) {
+ written = MIN2(sctx->left, written);
+ sctx->ptr += written;
+ sctx->left -= written;
+ }
}
}
@@ -556,7 +580,7 @@ tgsi_dump_str(
ctx.str = str;
ctx.str[0] = 0;
ctx.ptr = str;
- ctx.left = size;
+ ctx.left = (int)size;
tgsi_iterate_shader( tokens, &ctx.base.iter );
}
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index aba7a3f937..5cb322a5fa 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -1395,28 +1395,69 @@ store_dest(
union tgsi_exec_channel null;
union tgsi_exec_channel *dst;
uint execmask = mach->ExecMask;
+ int offset = 0; /* indirection offset */
+ int index;
#ifdef DEBUG
check_inf_or_nan(chan);
#endif
+ /* There is an extra source register that indirectly subscripts
+ * a register file. The direct index now becomes an offset
+ * that is being added to the indirect register.
+ *
+ * file[ind[2].x+1],
+ * where:
+ * ind = DstRegisterInd.File
+ * [2] = DstRegisterInd.Index
+ * .x = DstRegisterInd.SwizzleX
+ */
+ if (reg->DstRegister.Indirect) {
+ union tgsi_exec_channel index;
+ union tgsi_exec_channel indir_index;
+ uint swizzle;
+
+ /* which address register (always zero for now) */
+ index.i[0] =
+ index.i[1] =
+ index.i[2] =
+ index.i[3] = reg->DstRegisterInd.Index;
+
+ /* get current value of address register[swizzle] */
+ swizzle = tgsi_util_get_src_register_swizzle( &reg->DstRegisterInd, CHAN_X );
+
+ /* fetch values from the address/indirection register */
+ fetch_src_file_channel(
+ mach,
+ reg->DstRegisterInd.File,
+ swizzle,
+ &index,
+ &indir_index );
+
+ /* save indirection offset */
+ offset = (int) indir_index.f[0];
+ }
+
switch (reg->DstRegister.File) {
case TGSI_FILE_NULL:
dst = &null;
break;
case TGSI_FILE_OUTPUT:
- dst = &mach->Outputs[mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0]
- + reg->DstRegister.Index].xyzw[chan_index];
+ index = mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0]
+ + reg->DstRegister.Index;
+ dst = &mach->Outputs[offset + index].xyzw[chan_index];
break;
case TGSI_FILE_TEMPORARY:
- assert( reg->DstRegister.Index < TGSI_EXEC_NUM_TEMPS );
- dst = &mach->Temps[reg->DstRegister.Index].xyzw[chan_index];
+ index = reg->DstRegister.Index;
+ assert( index < TGSI_EXEC_NUM_TEMPS );
+ dst = &mach->Temps[offset + index].xyzw[chan_index];
break;
case TGSI_FILE_ADDRESS:
- dst = &mach->Addrs[reg->DstRegister.Index].xyzw[chan_index];
+ index = reg->DstRegister.Index;
+ dst = &mach->Addrs[index].xyzw[chan_index];
break;
default:
diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.c b/src/gallium/auxiliary/tgsi/tgsi_parse.c
index 0081f74ffc..7f2cfb7988 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_parse.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_parse.c
@@ -219,7 +219,6 @@ tgsi_parse_token(
/*
* No support for indirect or multi-dimensional addressing.
*/
- assert( !inst->FullDstRegisters[i].DstRegister.Indirect );
assert( !inst->FullDstRegisters[i].DstRegister.Dimension );
extended = inst->FullDstRegisters[i].DstRegister.Extended;
@@ -246,6 +245,17 @@ tgsi_parse_token(
extended = token.Extended;
}
+
+ if( inst->FullDstRegisters[i].DstRegister.Indirect ) {
+ next_token( ctx, &inst->FullDstRegisters[i].DstRegisterInd );
+
+ /*
+ * No support for indirect or multi-dimensional addressing.
+ */
+ assert( !inst->FullDstRegisters[i].DstRegisterInd.Indirect );
+ assert( !inst->FullDstRegisters[i].DstRegisterInd.Dimension );
+ assert( !inst->FullDstRegisters[i].DstRegisterInd.Extended );
+ }
}
assert( inst->Instruction.NumSrcRegs <= TGSI_FULL_MAX_SRC_REGISTERS );
diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.h b/src/gallium/auxiliary/tgsi/tgsi_parse.h
index 054350712d..a289e26e3a 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_parse.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_parse.h
@@ -48,6 +48,7 @@ struct tgsi_full_header
struct tgsi_full_dst_register
{
struct tgsi_dst_register DstRegister;
+ struct tgsi_src_register DstRegisterInd;
struct tgsi_dst_register_ext_concode DstRegisterExtConcode;
struct tgsi_dst_register_ext_modulate DstRegisterExtModulate;
};
diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c
index a40fcab212..a76bbc9140 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_text.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_text.c
@@ -26,6 +26,7 @@
**************************************************************************/
#include "util/u_debug.h"
+#include "util/u_memory.h"
#include "tgsi_text.h"
#include "tgsi_build.h"
#include "tgsi_info.h"
@@ -927,7 +928,8 @@ static const char *semantic_names[TGSI_SEMANTIC_COUNT] =
"FOG",
"PSIZE",
"GENERIC",
- "NORMAL"
+ "NORMAL",
+ "FACE"
};
static const char *interpolate_names[TGSI_INTERPOLATE_COUNT] =
@@ -947,6 +949,9 @@ static boolean parse_declaration( struct translate_ctx *ctx )
const char *cur;
uint advance;
+ assert(Elements(semantic_names) == TGSI_SEMANTIC_COUNT);
+ assert(Elements(interpolate_names) == TGSI_INTERPOLATE_COUNT);
+
if (!eat_white( &ctx->cur )) {
report_error( ctx, "Syntax error" );
return FALSE;
diff --git a/src/gallium/auxiliary/trace/trace_drm.h b/src/gallium/auxiliary/trace/trace_drm.h
deleted file mode 100644
index 892bd9860c..0000000000
--- a/src/gallium/auxiliary/trace/trace_drm.h
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * Copyright 2009 Jakob Bornecrantz <jakob@vmware.com>
- * Corbin Simpson <MostAwesomeDude@gmail.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE. */
-
-#ifndef TRACE_DRM_H
-#define TRACE_DRM_H
-
-#include "state_tracker/drm_api.h"
-
-#include "trace/tr_buffer.h"
-#include "trace/tr_context.h"
-#include "trace/tr_screen.h"
-#include "trace/tr_texture.h"
-
-struct drm_api hooks;
-
-static struct pipe_screen *
-trace_drm_create_screen(int fd, struct drm_create_screen_arg *arg)
-{
- struct pipe_screen *screen;
-
- if (arg && arg->mode != DRM_CREATE_NORMAL)
- return NULL;
-
- screen = hooks.create_screen(fd, arg);
-
- return trace_screen_create(screen);
-};
-
-static struct pipe_context *
-trace_drm_create_context(struct pipe_screen *_screen)
-{
- struct pipe_screen *screen;
- struct pipe_context *pipe;
-
- if (trace_enabled())
- screen = trace_screen(_screen)->screen;
- else
- screen = _screen;
-
- pipe = hooks.create_context(screen);
-
- if (trace_enabled())
- pipe = trace_context_create(_screen, pipe);
-
- return pipe;
-};
-
-static boolean
-trace_drm_buffer_from_texture(struct pipe_texture *_texture,
- struct pipe_buffer **_buffer,
- unsigned *stride)
-{
- struct pipe_texture *texture;
- struct pipe_buffer *buffer = NULL;
- boolean result;
-
- if (trace_enabled())
- texture = trace_texture(_texture)->texture;
- else
- texture = _texture;
-
- result = hooks.buffer_from_texture(texture, &buffer, stride);
-
- if (result && _buffer)
- buffer = trace_buffer_create(trace_screen(texture->screen), buffer);
-
- if (_buffer)
- *_buffer = buffer;
- else
- pipe_buffer_reference(&buffer, NULL);
-
- return result;
-}
-
-static struct pipe_buffer *
-trace_drm_buffer_from_handle(struct pipe_screen *_screen,
- const char *name,
- unsigned handle)
-{
- struct pipe_screen *screen;
- struct pipe_buffer *result;
-
- if (trace_enabled())
- screen = trace_screen(_screen)->screen;
- else
- screen = _screen;
-
- result = hooks.buffer_from_handle(screen, name, handle);
-
- if (trace_enabled())
- result = trace_buffer_create(trace_screen(_screen), result);
-
- return result;
-}
-
-static boolean
-trace_drm_handle_from_buffer(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer,
- unsigned *handle)
-{
- struct pipe_screen *screen;
- struct pipe_buffer *buffer;
-
- if (trace_enabled()) {
- screen = trace_screen(_screen)->screen;
- buffer = trace_buffer(_buffer)->buffer;
- } else {
- screen = _screen;
- buffer = _buffer;
- }
-
- return hooks.handle_from_buffer(screen, buffer, handle);
-}
-
-static boolean
-trace_drm_global_handle_from_buffer(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer,
- unsigned *handle)
-{
- struct pipe_screen *screen;
- struct pipe_buffer *buffer;
-
- if (trace_enabled()) {
- screen = trace_screen(_screen)->screen;
- buffer = trace_buffer(_buffer)->buffer;
- } else {
- screen = _screen;
- buffer = _buffer;
- }
-
- return hooks.global_handle_from_buffer(screen, buffer, handle);
-}
-
-struct drm_api drm_api_hooks =
-{
- .create_screen = trace_drm_create_screen,
- .create_context = trace_drm_create_context,
-
- .buffer_from_texture = trace_drm_buffer_from_texture,
- .buffer_from_handle = trace_drm_buffer_from_handle,
- .handle_from_buffer = trace_drm_handle_from_buffer,
- .global_handle_from_buffer = trace_drm_global_handle_from_buffer,
-};
-
-#endif /* TRACE_DRM_H */
diff --git a/src/gallium/auxiliary/util/u_cache.c b/src/gallium/auxiliary/util/u_cache.c
index 41cd38171f..47c16b1c92 100644
--- a/src/gallium/auxiliary/util/u_cache.c
+++ b/src/gallium/auxiliary/util/u_cache.c
@@ -137,6 +137,8 @@ util_cache_set(struct util_cache *cache,
struct util_cache_entry *entry;
assert(cache);
+ if (!cache)
+ return;
entry = util_cache_entry_get(cache, key);
util_cache_entry_destroy(cache, entry);
@@ -158,6 +160,8 @@ util_cache_get(struct util_cache *cache,
struct util_cache_entry *entry;
assert(cache);
+ if (!cache)
+ return NULL;
entry = util_cache_entry_get(cache, key);
if(!entry->key && !entry->value)
@@ -176,7 +180,9 @@ util_cache_clear(struct util_cache *cache)
uint32_t i;
assert(cache);
-
+ if (!cache)
+ return;
+
for(i = 0; i < cache->size; ++i)
util_cache_entry_destroy(cache, &cache->entries[i]);
}
@@ -186,6 +192,8 @@ void
util_cache_destroy(struct util_cache *cache)
{
assert(cache);
+ if (!cache)
+ return;
#ifdef DEBUG
if(cache->count >= 20*cache->size) {
diff --git a/src/gallium/auxiliary/util/u_debug.c b/src/gallium/auxiliary/util/u_debug.c
index 18597ef839..a5ca0b72bd 100644
--- a/src/gallium/auxiliary/util/u_debug.c
+++ b/src/gallium/auxiliary/util/u_debug.c
@@ -97,10 +97,8 @@ void _debug_vprintf(const char *format, va_list ap)
buf[0] = '\0';
}
#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
- /* EngDebugPrint does not handle float point arguments, so we need to use
- * our own vsnprintf implementation. It is also very slow, so buffer until
- * we find a newline. */
- static char buf[512 + 1] = {'\0'};
+ /* OutputDebugStringA can be very slow, so buffer until we find a newline. */
+ static char buf[4096] = {'\0'};
size_t len = strlen(buf);
int ret = util_vsnprintf(buf + len, sizeof(buf) - len, format, ap);
if(ret > (int)(sizeof(buf) - len - 1) || util_strchr(buf + len, '\n')) {
diff --git a/src/gallium/auxiliary/util/u_handle_table.c b/src/gallium/auxiliary/util/u_handle_table.c
index 6da7353e25..3703718a62 100644
--- a/src/gallium/auxiliary/util/u_handle_table.c
+++ b/src/gallium/auxiliary/util/u_handle_table.c
@@ -87,6 +87,8 @@ handle_table_set_destroy(struct handle_table *ht,
void (*destroy)(void *object))
{
assert(ht);
+ if (!ht)
+ return;
ht->destroy = destroy;
}
@@ -155,7 +157,7 @@ handle_table_add(struct handle_table *ht,
assert(ht);
assert(object);
- if(!object)
+ if(!object || !ht)
return 0;
/* linear search for an empty handle */
@@ -193,7 +195,7 @@ handle_table_set(struct handle_table *ht,
assert(ht);
assert(handle);
- if(!handle)
+ if(!handle || !ht)
return 0;
assert(object);
@@ -222,7 +224,7 @@ handle_table_get(struct handle_table *ht,
assert(ht);
assert(handle);
- if(!handle || handle > ht->size)
+ if(!handle || !ht || handle > ht->size)
return NULL;
object = ht->objects[handle - 1];
@@ -240,7 +242,7 @@ handle_table_remove(struct handle_table *ht,
assert(ht);
assert(handle);
- if(!handle || handle > ht->size)
+ if(!handle || !ht || handle > ht->size)
return;
index = handle - 1;
@@ -283,6 +285,9 @@ handle_table_destroy(struct handle_table *ht)
unsigned index;
assert(ht);
+ if (!ht)
+ return;
+
if(ht->destroy)
for(index = 0; index < ht->size; ++index)
handle_table_clear(ht, index);
diff --git a/src/gallium/auxiliary/util/u_hash_table.c b/src/gallium/auxiliary/util/u_hash_table.c
index 2f83e318e4..8c2a8f454c 100644
--- a/src/gallium/auxiliary/util/u_hash_table.c
+++ b/src/gallium/auxiliary/util/u_hash_table.c
@@ -148,6 +148,8 @@ hash_table_set(struct hash_table *ht,
struct cso_hash_iter iter;
assert(ht);
+ if (!ht)
+ return PIPE_ERROR_BAD_INPUT;
key_hash = ht->hash(key);
@@ -183,6 +185,8 @@ hash_table_get(struct hash_table *ht,
struct hash_table_item *item;
assert(ht);
+ if (!ht)
+ return NULL;
key_hash = ht->hash(key);
@@ -203,6 +207,8 @@ hash_table_remove(struct hash_table *ht,
struct hash_table_item *item;
assert(ht);
+ if (!ht)
+ return;
key_hash = ht->hash(key);
@@ -225,7 +231,9 @@ hash_table_clear(struct hash_table *ht)
struct hash_table_item *item;
assert(ht);
-
+ if (!ht)
+ return;
+
iter = cso_hash_first_node(ht->cso);
while (!cso_hash_iter_is_null(iter)) {
item = (struct hash_table_item *)cso_hash_take(ht->cso, cso_hash_iter_key(iter));
@@ -243,9 +251,11 @@ hash_table_foreach(struct hash_table *ht,
struct cso_hash_iter iter;
struct hash_table_item *item;
enum pipe_error result;
-
+
assert(ht);
-
+ if (!ht)
+ return PIPE_ERROR_BAD_INPUT;
+
iter = cso_hash_first_node(ht->cso);
while (!cso_hash_iter_is_null(iter)) {
item = (struct hash_table_item *)cso_hash_iter_data(iter);
@@ -264,9 +274,11 @@ hash_table_destroy(struct hash_table *ht)
{
struct cso_hash_iter iter;
struct hash_table_item *item;
-
+
assert(ht);
-
+ if (!ht)
+ return;
+
iter = cso_hash_first_node(ht->cso);
while (!cso_hash_iter_is_null(iter)) {
item = (struct hash_table_item *)cso_hash_iter_data(iter);
diff --git a/src/gallium/auxiliary/util/u_keymap.c b/src/gallium/auxiliary/util/u_keymap.c
index 3f70809efd..508a2ee063 100644
--- a/src/gallium/auxiliary/util/u_keymap.c
+++ b/src/gallium/auxiliary/util/u_keymap.c
@@ -194,6 +194,8 @@ util_keymap_insert(struct keymap *map, const void *key,
struct cso_hash_iter iter;
assert(map);
+ if (!map)
+ return FALSE;
key_hash = hash(key, map->key_size);
@@ -234,6 +236,8 @@ util_keymap_lookup(const struct keymap *map, const void *key)
struct keymap_item *item;
assert(map);
+ if (!map)
+ return NULL;
key_hash = hash(key, map->key_size);
@@ -258,6 +262,8 @@ util_keymap_remove(struct keymap *map, const void *key, void *user)
struct keymap_item *item;
assert(map);
+ if (!map)
+ return;
key_hash = hash(key, map->key_size);
@@ -267,6 +273,8 @@ util_keymap_remove(struct keymap *map, const void *key, void *user)
item = hash_table_item(iter);
assert(item);
+ if (!item)
+ return;
map->delete_func(map, item->key, item->value, user);
FREE(item->key);
FREE(item);
@@ -288,7 +296,9 @@ util_keymap_remove_all(struct keymap *map, void *user)
struct keymap_item *item;
assert(map);
-
+ if (!map)
+ return;
+
iter = cso_hash_first_node(map->cso);
while (!cso_hash_iter_is_null(iter)) {
item = (struct keymap_item *)
diff --git a/src/gallium/auxiliary/util/u_prim.h b/src/gallium/auxiliary/util/u_prim.h
index d7c3995dbf..a9b533eea7 100644
--- a/src/gallium/auxiliary/util/u_prim.h
+++ b/src/gallium/auxiliary/util/u_prim.h
@@ -119,7 +119,7 @@ static INLINE boolean u_trim_pipe_prim( unsigned pipe_prim, unsigned *nr )
}
-static INLINE boolean u_reduced_prim( unsigned pipe_prim )
+static INLINE unsigned u_reduced_prim( unsigned pipe_prim )
{
switch (pipe_prim) {
case PIPE_PRIM_POINTS:
diff --git a/src/gallium/auxiliary/util/u_snprintf.c b/src/gallium/auxiliary/util/u_snprintf.c
index 0d54299b28..65bdd0df2b 100644
--- a/src/gallium/auxiliary/util/u_snprintf.c
+++ b/src/gallium/auxiliary/util/u_snprintf.c
@@ -829,7 +829,7 @@ util_vsnprintf(char *str, size_t size, const char *format, va_list args)
break;
default:
intptr = va_arg(args, int *);
- *intptr = len;
+ *intptr = (int)len;
break;
}
break;
diff --git a/src/gallium/auxiliary/util/u_tile.c b/src/gallium/auxiliary/util/u_tile.c
index 9747a55cbf..a0c8ed88f7 100644
--- a/src/gallium/auxiliary/util/u_tile.c
+++ b/src/gallium/auxiliary/util/u_tile.c
@@ -1202,6 +1202,19 @@ pipe_put_tile_z(struct pipe_transfer *pt,
}
break;
case PIPE_FORMAT_S8Z24_UNORM:
+ {
+ uint *pDest = (uint *) (map + y * pt->stride + x*4);
+ assert(pt->usage == PIPE_TRANSFER_READ_WRITE);
+ for (i = 0; i < h; i++) {
+ for (j = 0; j < w; j++) {
+ /* convert 32-bit Z to 24-bit Z, preserve stencil */
+ pDest[j] = (pDest[j] & 0xff000000) | ptrc[j] >> 8;
+ }
+ pDest += pt->stride/4;
+ ptrc += srcStride;
+ }
+ }
+ break;
case PIPE_FORMAT_X8Z24_UNORM:
{
uint *pDest = (uint *) (map + y * pt->stride + x*4);
@@ -1216,13 +1229,26 @@ pipe_put_tile_z(struct pipe_transfer *pt,
}
break;
case PIPE_FORMAT_Z24S8_UNORM:
+ {
+ uint *pDest = (uint *) (map + y * pt->stride + x*4);
+ assert(pt->usage == PIPE_TRANSFER_READ_WRITE);
+ for (i = 0; i < h; i++) {
+ for (j = 0; j < w; j++) {
+ /* convert 32-bit Z to 24-bit Z, preserve stencil */
+ pDest[j] = (pDest[j] & 0xff) | (ptrc[j] & 0xffffff00);
+ }
+ pDest += pt->stride/4;
+ ptrc += srcStride;
+ }
+ }
+ break;
case PIPE_FORMAT_Z24X8_UNORM:
{
uint *pDest = (uint *) (map + y * pt->stride + x*4);
for (i = 0; i < h; i++) {
for (j = 0; j < w; j++) {
/* convert 32-bit Z to 24-bit Z (0 stencil) */
- pDest[j] = ptrc[j] << 8;
+ pDest[j] = ptrc[j] & 0xffffff00;
}
pDest += pt->stride/4;
ptrc += srcStride;
diff --git a/src/gallium/auxiliary/util/u_upload_mgr.c b/src/gallium/auxiliary/util/u_upload_mgr.c
index 2eb98068c8..c90425f3e5 100644
--- a/src/gallium/auxiliary/util/u_upload_mgr.c
+++ b/src/gallium/auxiliary/util/u_upload_mgr.c
@@ -83,7 +83,9 @@ my_buffer_write(struct pipe_screen *screen,
assert(dirty_size >= size);
assert(size);
- map = pipe_buffer_map_range(screen, buf, offset, size, PIPE_BUFFER_USAGE_CPU_WRITE);
+ map = pipe_buffer_map_range(screen, buf, offset, size,
+ PIPE_BUFFER_USAGE_CPU_WRITE |
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT);
if (map == NULL)
return PIPE_ERROR_OUT_OF_MEMORY;
diff --git a/src/gallium/drivers/cell/ppu/cell_screen.c b/src/gallium/drivers/cell/ppu/cell_screen.c
index 512d85d352..bd48ce7005 100644
--- a/src/gallium/drivers/cell/ppu/cell_screen.c
+++ b/src/gallium/drivers/cell/ppu/cell_screen.c
@@ -86,6 +86,8 @@ cell_get_param(struct pipe_screen *screen, int param)
return 1; /* XXX not really true */
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
return 0; /* XXX to do */
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 1;
default:
return 0;
}
diff --git a/src/gallium/drivers/i965simple/brw_draw.c b/src/gallium/drivers/i965simple/brw_draw.c
index 648aaa0da5..49d80cb41c 100644
--- a/src/gallium/drivers/i965simple/brw_draw.c
+++ b/src/gallium/drivers/i965simple/brw_draw.c
@@ -35,6 +35,7 @@
#include "pipe/p_context.h"
#include "pipe/internal/p_winsys_screen.h"
+#include "util/u_prim.h"
static unsigned hw_prim[PIPE_PRIM_POLYGON+1] = {
_3DPRIM_POINTLIST,
@@ -50,20 +51,6 @@ static unsigned hw_prim[PIPE_PRIM_POLYGON+1] = {
};
-static const int reduced_prim[PIPE_PRIM_POLYGON+1] = {
- PIPE_PRIM_POINTS,
- PIPE_PRIM_LINES,
- PIPE_PRIM_LINES,
- PIPE_PRIM_LINES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES
-};
-
-
/* When the primitive changes, set a state bit and re-validate. Not
* the nicest and would rather deal with this by having all the
* programs be immune to the active primitive (ie. cope with all
@@ -85,8 +72,8 @@ static void brw_set_prim(struct brw_context *brw, int prim)
brw->primitive = prim;
brw->state.dirty.brw |= BRW_NEW_PRIMITIVE;
- if (reduced_prim[prim] != brw->reduced_primitive) {
- brw->reduced_primitive = reduced_prim[prim];
+ if (u_reduced_prim(prim) != brw->reduced_primitive) {
+ brw->reduced_primitive = u_reduced_prim(prim);
brw->state.dirty.brw |= BRW_NEW_REDUCED_PRIMITIVE;
}
diff --git a/src/gallium/drivers/identity/Makefile b/src/gallium/drivers/identity/Makefile
new file mode 100644
index 0000000000..e32b9102e5
--- /dev/null
+++ b/src/gallium/drivers/identity/Makefile
@@ -0,0 +1,12 @@
+TOP = ../../../..
+include $(TOP)/configs/current
+
+LIBNAME = identity
+
+C_SOURCES = \
+ id_objects.c \
+ id_context.c \
+ id_screen.c \
+ id_drm.c
+
+include ../../Makefile.template
diff --git a/src/gallium/drivers/identity/SConscript b/src/gallium/drivers/identity/SConscript
new file mode 100644
index 0000000000..7f079dd0a8
--- /dev/null
+++ b/src/gallium/drivers/identity/SConscript
@@ -0,0 +1,13 @@
+Import('*')
+
+env = env.Clone()
+
+identity = env.ConvenienceLibrary(
+ target = 'identity',
+ source = [
+ 'id_screen.c',
+ 'id_context.c',
+ 'id_objects.c',
+ ])
+
+Export('identity')
diff --git a/src/gallium/drivers/identity/id_context.c b/src/gallium/drivers/identity/id_context.c
new file mode 100644
index 0000000000..a500ec6045
--- /dev/null
+++ b/src/gallium/drivers/identity/id_context.c
@@ -0,0 +1,719 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include "pipe/p_context.h"
+#include "util/u_memory.h"
+
+#include "id_public.h"
+#include "id_context.h"
+#include "id_objects.h"
+
+
+static void
+identity_destroy(struct pipe_context *_pipe)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->destroy(pipe);
+
+ free(id_pipe);
+}
+
+static void
+identity_set_edgeflags(struct pipe_context *_pipe,
+ const unsigned *bitfield)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_edgeflags(pipe,
+ bitfield);
+}
+
+static boolean
+identity_draw_arrays(struct pipe_context *_pipe,
+ unsigned prim,
+ unsigned start,
+ unsigned count)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->draw_arrays(pipe,
+ prim,
+ start,
+ count);
+}
+
+static boolean
+identity_draw_elements(struct pipe_context *_pipe,
+ struct pipe_buffer *_indexBuffer,
+ unsigned indexSize,
+ unsigned prim,
+ unsigned start,
+ unsigned count)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_buffer *id_buffer = identity_buffer(_indexBuffer);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_buffer *indexBuffer = id_buffer->buffer;
+
+ return pipe->draw_elements(pipe,
+ indexBuffer,
+ indexSize,
+ prim,
+ start,
+ count);
+}
+
+static boolean
+identity_draw_range_elements(struct pipe_context *_pipe,
+ struct pipe_buffer *_indexBuffer,
+ unsigned indexSize,
+ unsigned minIndex,
+ unsigned maxIndex,
+ unsigned mode,
+ unsigned start,
+ unsigned count)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_buffer *id_buffer = identity_buffer(_indexBuffer);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_buffer *indexBuffer = id_buffer->buffer;
+
+ return pipe->draw_range_elements(pipe,
+ indexBuffer,
+ indexSize,
+ minIndex,
+ maxIndex,
+ mode,
+ start,
+ count);
+}
+
+static struct pipe_query *
+identity_create_query(struct pipe_context *_pipe,
+ unsigned query_type)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_query(pipe,
+ query_type);
+}
+
+static void
+identity_destroy_query(struct pipe_context *_pipe,
+ struct pipe_query *query)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->destroy_query(pipe,
+ query);
+}
+
+static void
+identity_begin_query(struct pipe_context *_pipe,
+ struct pipe_query *query)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->begin_query(pipe,
+ query);
+}
+
+static void
+identity_end_query(struct pipe_context *_pipe,
+ struct pipe_query *query)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->end_query(pipe,
+ query);
+}
+
+static boolean
+identity_get_query_result(struct pipe_context *_pipe,
+ struct pipe_query *query,
+ boolean wait,
+ uint64_t *result)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->get_query_result(pipe,
+ query,
+ wait,
+ result);
+}
+
+static void *
+identity_create_blend_state(struct pipe_context *_pipe,
+ const struct pipe_blend_state *blend)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_blend_state(pipe,
+ blend);
+}
+
+static void
+identity_bind_blend_state(struct pipe_context *_pipe,
+ void *blend)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_blend_state(pipe,
+ blend);
+}
+
+static void
+identity_delete_blend_state(struct pipe_context *_pipe,
+ void *blend)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_blend_state(pipe,
+ blend);
+}
+
+static void *
+identity_create_sampler_state(struct pipe_context *_pipe,
+ const struct pipe_sampler_state *sampler)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_sampler_state(pipe,
+ sampler);
+}
+
+static void
+identity_bind_sampler_states(struct pipe_context *_pipe,
+ unsigned num,
+ void **samplers)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_sampler_states(pipe,
+ num,
+ samplers);
+}
+
+static void
+identity_delete_sampler_state(struct pipe_context *_pipe,
+ void *sampler)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_sampler_state(pipe,
+ sampler);
+}
+
+static void *
+identity_create_rasterizer_state(struct pipe_context *_pipe,
+ const struct pipe_rasterizer_state *rasterizer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_rasterizer_state(pipe,
+ rasterizer);
+}
+
+static void
+identity_bind_rasterizer_state(struct pipe_context *_pipe,
+ void *rasterizer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_rasterizer_state(pipe,
+ rasterizer);
+}
+
+static void
+identity_delete_rasterizer_state(struct pipe_context *_pipe,
+ void *rasterizer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_rasterizer_state(pipe,
+ rasterizer);
+}
+
+static void *
+identity_create_depth_stencil_alpha_state(struct pipe_context *_pipe,
+ const struct pipe_depth_stencil_alpha_state *depth_stencil_alpha)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_depth_stencil_alpha_state(pipe,
+ depth_stencil_alpha);
+}
+
+static void
+identity_bind_depth_stencil_alpha_state(struct pipe_context *_pipe,
+ void *depth_stencil_alpha)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_depth_stencil_alpha_state(pipe,
+ depth_stencil_alpha);
+}
+
+static void
+identity_delete_depth_stencil_alpha_state(struct pipe_context *_pipe,
+ void *depth_stencil_alpha)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_depth_stencil_alpha_state(pipe,
+ depth_stencil_alpha);
+}
+
+static void *
+identity_create_fs_state(struct pipe_context *_pipe,
+ const struct pipe_shader_state *fs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_fs_state(pipe,
+ fs);
+}
+
+static void
+identity_bind_fs_state(struct pipe_context *_pipe,
+ void *fs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_fs_state(pipe,
+ fs);
+}
+
+static void
+identity_delete_fs_state(struct pipe_context *_pipe,
+ void *fs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_fs_state(pipe,
+ fs);
+}
+
+static void *
+identity_create_vs_state(struct pipe_context *_pipe,
+ const struct pipe_shader_state *vs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_vs_state(pipe,
+ vs);
+}
+
+static void
+identity_bind_vs_state(struct pipe_context *_pipe,
+ void *vs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_vs_state(pipe,
+ vs);
+}
+
+static void
+identity_delete_vs_state(struct pipe_context *_pipe,
+ void *vs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_vs_state(pipe,
+ vs);
+}
+
+static void
+identity_set_blend_color(struct pipe_context *_pipe,
+ const struct pipe_blend_color *blend_color)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_blend_color(pipe,
+ blend_color);
+}
+
+static void
+identity_set_clip_state(struct pipe_context *_pipe,
+ const struct pipe_clip_state *clip)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_clip_state(pipe,
+ clip);
+}
+
+static void
+identity_set_constant_buffer(struct pipe_context *_pipe,
+ uint shader,
+ uint index,
+ const struct pipe_constant_buffer *_buffer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_constant_buffer unwrapped_buffer;
+ struct pipe_constant_buffer *buffer = NULL;
+
+ /* unwrap the input state */
+ if (_buffer) {
+ unwrapped_buffer.buffer = identity_buffer_unwrap(_buffer->buffer);
+ buffer = &unwrapped_buffer;
+ }
+
+ pipe->set_constant_buffer(pipe,
+ shader,
+ index,
+ buffer);
+}
+
+static void
+identity_set_framebuffer_state(struct pipe_context *_pipe,
+ const struct pipe_framebuffer_state *_state)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_framebuffer_state unwrapped_state;
+ struct pipe_framebuffer_state *state = NULL;
+ unsigned i;
+
+ /* unwrap the input state */
+ if (_state) {
+ memcpy(&unwrapped_state, _state, sizeof(unwrapped_state));
+ for(i = 0; i < _state->nr_cbufs; i++)
+ unwrapped_state.cbufs[i] = identity_surface_unwrap(_state->cbufs[i]);
+ for (; i < PIPE_MAX_COLOR_BUFS; i++)
+ unwrapped_state.cbufs[i] = NULL;
+ unwrapped_state.zsbuf = identity_surface_unwrap(_state->zsbuf);
+ state = &unwrapped_state;
+ }
+
+ pipe->set_framebuffer_state(pipe,
+ state);
+}
+
+static void
+identity_set_polygon_stipple(struct pipe_context *_pipe,
+ const struct pipe_poly_stipple *poly_stipple)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_polygon_stipple(pipe,
+ poly_stipple);
+}
+
+static void
+identity_set_scissor_state(struct pipe_context *_pipe,
+ const struct pipe_scissor_state *scissor)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_scissor_state(pipe,
+ scissor);
+}
+
+static void
+identity_set_viewport_state(struct pipe_context *_pipe,
+ const struct pipe_viewport_state *viewport)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_viewport_state(pipe,
+ viewport);
+}
+
+static void
+identity_set_sampler_textures(struct pipe_context *_pipe,
+ unsigned num_textures,
+ struct pipe_texture **_textures)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_texture *unwrapped_textures[PIPE_MAX_SAMPLERS];
+ struct pipe_texture **textures = NULL;
+ unsigned i;
+
+ if (_textures) {
+ for (i = 0; i < num_textures; i++)
+ unwrapped_textures[i] = identity_texture_unwrap(_textures[i]);
+ for (; i < PIPE_MAX_SAMPLERS; i++)
+ unwrapped_textures[i] = NULL;
+
+ textures = unwrapped_textures;
+ }
+
+ pipe->set_sampler_textures(pipe,
+ num_textures,
+ _textures);
+}
+
+static void
+identity_set_vertex_buffers(struct pipe_context *_pipe,
+ unsigned num_buffers,
+ const struct pipe_vertex_buffer *_buffers)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_vertex_buffer unwrapped_buffers[PIPE_MAX_SHADER_INPUTS];
+ struct pipe_vertex_buffer *buffers = NULL;
+ unsigned i;
+
+ if (num_buffers) {
+ memcpy(unwrapped_buffers, _buffers, num_buffers * sizeof(*_buffers));
+ for (i = 0; i < num_buffers; i++)
+ unwrapped_buffers[i].buffer = identity_buffer_unwrap(_buffers[i].buffer);
+ buffers = unwrapped_buffers;
+ }
+
+ pipe->set_vertex_buffers(pipe,
+ num_buffers,
+ buffers);
+}
+
+static void
+identity_set_vertex_elements(struct pipe_context *_pipe,
+ unsigned num_elements,
+ const struct pipe_vertex_element *vertex_elements)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_vertex_elements(pipe,
+ num_elements,
+ vertex_elements);
+}
+
+static void
+identity_surface_copy(struct pipe_context *_pipe,
+ struct pipe_surface *_dst,
+ unsigned dstx,
+ unsigned dsty,
+ struct pipe_surface *_src,
+ unsigned srcx,
+ unsigned srcy,
+ unsigned width,
+ unsigned height)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_surface *id_surface_dst = identity_surface(_dst);
+ struct identity_surface *id_surface_src = identity_surface(_src);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_surface *dst = id_surface_dst->surface;
+ struct pipe_surface *src = id_surface_src->surface;
+
+ pipe->surface_copy(pipe,
+ dst,
+ dstx,
+ dsty,
+ src,
+ srcx,
+ srcy,
+ width,
+ height);
+}
+
+static void
+identity_surface_fill(struct pipe_context *_pipe,
+ struct pipe_surface *_dst,
+ unsigned dstx,
+ unsigned dsty,
+ unsigned width,
+ unsigned height,
+ unsigned value)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_surface *id_surface_dst = identity_surface(_dst);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_surface *dst = id_surface_dst->surface;
+
+ pipe->surface_fill(pipe,
+ dst,
+ dstx,
+ dsty,
+ width,
+ height,
+ value);
+}
+
+static void
+identity_clear(struct pipe_context *_pipe,
+ unsigned buffers,
+ const float *rgba,
+ double depth,
+ unsigned stencil)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->clear(pipe,
+ buffers,
+ rgba,
+ depth,
+ stencil);
+}
+
+static void
+identity_flush(struct pipe_context *_pipe,
+ unsigned flags,
+ struct pipe_fence_handle **fence)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->flush(pipe,
+ flags,
+ fence);
+}
+
+static unsigned int
+identity_is_texture_referenced(struct pipe_context *_pipe,
+ struct pipe_texture *_texture,
+ unsigned face,
+ unsigned level)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_texture *id_texture = identity_texture(_texture);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_texture *texture = id_texture->texture;
+
+ return pipe->is_texture_referenced(pipe,
+ texture,
+ face,
+ level);
+}
+
+static unsigned int
+identity_is_buffer_referenced(struct pipe_context *_pipe,
+ struct pipe_buffer *_buffer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+
+ return pipe->is_buffer_referenced(pipe,
+ buffer);
+}
+
+struct pipe_context *
+identity_context_create(struct pipe_screen *_screen, struct pipe_context *pipe)
+{
+ struct identity_context *id_pipe;
+ (void)identity_screen(_screen);
+
+ id_pipe = CALLOC_STRUCT(identity_context);
+ if (!id_pipe) {
+ return NULL;
+ }
+
+ id_pipe->base.winsys = NULL;
+ id_pipe->base.screen = _screen;
+ id_pipe->base.priv = pipe->priv;
+ id_pipe->base.draw = NULL;
+
+ id_pipe->base.destroy = identity_destroy;
+ id_pipe->base.set_edgeflags = identity_set_edgeflags;
+ id_pipe->base.draw_arrays = identity_draw_arrays;
+ id_pipe->base.draw_elements = identity_draw_elements;
+ id_pipe->base.draw_range_elements = identity_draw_range_elements;
+ id_pipe->base.create_query = identity_create_query;
+ id_pipe->base.destroy_query = identity_destroy_query;
+ id_pipe->base.begin_query = identity_begin_query;
+ id_pipe->base.end_query = identity_end_query;
+ id_pipe->base.get_query_result = identity_get_query_result;
+ id_pipe->base.create_blend_state = identity_create_blend_state;
+ id_pipe->base.bind_blend_state = identity_bind_blend_state;
+ id_pipe->base.delete_blend_state = identity_delete_blend_state;
+ id_pipe->base.create_sampler_state = identity_create_sampler_state;
+ id_pipe->base.bind_sampler_states = identity_bind_sampler_states;
+ id_pipe->base.delete_sampler_state = identity_delete_sampler_state;
+ id_pipe->base.create_rasterizer_state = identity_create_rasterizer_state;
+ id_pipe->base.bind_rasterizer_state = identity_bind_rasterizer_state;
+ id_pipe->base.delete_rasterizer_state = identity_delete_rasterizer_state;
+ id_pipe->base.create_depth_stencil_alpha_state = identity_create_depth_stencil_alpha_state;
+ id_pipe->base.bind_depth_stencil_alpha_state = identity_bind_depth_stencil_alpha_state;
+ id_pipe->base.delete_depth_stencil_alpha_state = identity_delete_depth_stencil_alpha_state;
+ id_pipe->base.create_fs_state = identity_create_fs_state;
+ id_pipe->base.bind_fs_state = identity_bind_fs_state;
+ id_pipe->base.delete_fs_state = identity_delete_fs_state;
+ id_pipe->base.create_vs_state = identity_create_vs_state;
+ id_pipe->base.bind_vs_state = identity_bind_vs_state;
+ id_pipe->base.delete_vs_state = identity_delete_vs_state;
+ id_pipe->base.set_blend_color = identity_set_blend_color;
+ id_pipe->base.set_clip_state = identity_set_clip_state;
+ id_pipe->base.set_constant_buffer = identity_set_constant_buffer;
+ id_pipe->base.set_framebuffer_state = identity_set_framebuffer_state;
+ id_pipe->base.set_polygon_stipple = identity_set_polygon_stipple;
+ id_pipe->base.set_scissor_state = identity_set_scissor_state;
+ id_pipe->base.set_viewport_state = identity_set_viewport_state;
+ id_pipe->base.set_sampler_textures = identity_set_sampler_textures;
+ id_pipe->base.set_vertex_buffers = identity_set_vertex_buffers;
+ id_pipe->base.set_vertex_elements = identity_set_vertex_elements;
+ id_pipe->base.surface_copy = identity_surface_copy;
+ id_pipe->base.surface_fill = identity_surface_fill;
+ id_pipe->base.clear = identity_clear;
+ id_pipe->base.flush = identity_flush;
+ id_pipe->base.is_texture_referenced = identity_is_texture_referenced;
+ id_pipe->base.is_buffer_referenced = identity_is_buffer_referenced;
+
+ id_pipe->pipe = pipe;
+
+ return &id_pipe->base;
+}
diff --git a/src/gallium/drivers/identity/id_context.h b/src/gallium/drivers/identity/id_context.h
new file mode 100644
index 0000000000..75b73fc7df
--- /dev/null
+++ b/src/gallium/drivers/identity/id_context.h
@@ -0,0 +1,48 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ID_CONTEXT_H
+#define ID_CONTEXT_H
+
+#include "pipe/p_state.h"
+#include "pipe/p_context.h"
+
+
+struct identity_context {
+ struct pipe_context base; /**< base class */
+
+ struct pipe_context *pipe;
+};
+
+
+static INLINE struct identity_context *
+identity_context(struct pipe_context *pipe)
+{
+ return (struct identity_context *)pipe;
+}
+
+#endif /* ID_CONTEXT_H */
diff --git a/src/gallium/drivers/identity/id_drm.c b/src/gallium/drivers/identity/id_drm.c
new file mode 100644
index 0000000000..555220f853
--- /dev/null
+++ b/src/gallium/drivers/identity/id_drm.c
@@ -0,0 +1,187 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "state_tracker/drm_api.h"
+
+#include "util/u_memory.h"
+#include "identity/id_drm.h"
+#include "identity/id_public.h"
+#include "identity/id_screen.h"
+#include "identity/id_objects.h"
+
+struct identity_drm_api
+{
+ struct drm_api base;
+
+ struct drm_api *api;
+};
+
+static INLINE struct identity_drm_api *
+identity_drm_api(struct drm_api *_api)
+{
+ return (struct identity_drm_api *)_api;
+}
+
+static struct pipe_screen *
+identity_drm_create_screen(struct drm_api *_api, int fd,
+ struct drm_create_screen_arg *arg)
+{
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct drm_api *api = id_api->api;
+ struct pipe_screen *screen;
+
+ if (arg && arg->mode != DRM_CREATE_NORMAL)
+ return NULL;
+
+ screen = api->create_screen(api, fd, arg);
+
+ return identity_screen_create(screen);
+};
+
+static struct pipe_context *
+identity_drm_create_context(struct drm_api *_api,
+ struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct pipe_screen *screen = id_screen->screen;
+ struct drm_api *api = id_api->api;
+ struct pipe_context *pipe;
+
+ pipe = api->create_context(api, screen);
+
+ pipe = identity_context_create(_screen, pipe);
+
+ return pipe;
+};
+
+static boolean
+identity_drm_buffer_from_texture(struct drm_api *_api,
+ struct pipe_texture *_texture,
+ struct pipe_buffer **_buffer,
+ unsigned *stride)
+{
+ struct identity_texture *id_texture = identity_texture(_texture);
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct pipe_texture *texture = id_texture->texture;
+ struct drm_api *api = id_api->api;
+ struct pipe_buffer *buffer = NULL;
+ boolean result;
+
+ result = api->buffer_from_texture(api, texture, &buffer, stride);
+
+ if (result && _buffer)
+ buffer = identity_buffer_create(identity_screen(texture->screen), buffer);
+
+ if (_buffer)
+ *_buffer = buffer;
+ else
+ pipe_buffer_reference(&buffer, NULL);
+
+ return result;
+}
+
+static struct pipe_buffer *
+identity_drm_buffer_from_handle(struct drm_api *_api,
+ struct pipe_screen *_screen,
+ const char *name,
+ unsigned handle)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct pipe_screen *screen = id_screen->screen;
+ struct drm_api *api = id_api->api;
+ struct pipe_buffer *result;
+
+ result = api->buffer_from_handle(api, screen, name, handle);
+
+ result = identity_buffer_create(identity_screen(_screen), result);
+
+ return result;
+}
+
+static boolean
+identity_drm_handle_from_buffer(struct drm_api *_api,
+ struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned *handle)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+ struct drm_api *api = id_api->api;
+
+ return api->handle_from_buffer(api, screen, buffer, handle);
+}
+
+static boolean
+identity_drm_global_handle_from_buffer(struct drm_api *_api,
+ struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned *handle)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+ struct drm_api *api = id_api->api;
+
+ return api->global_handle_from_buffer(api, screen, buffer, handle);
+}
+
+static void
+identity_drm_destroy(struct drm_api *_api)
+{
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct drm_api *api = id_api->api;
+ api->destroy(api);
+
+ free(id_api);
+}
+
+struct drm_api *
+identity_drm_create(struct drm_api *api)
+{
+ struct identity_drm_api *id_api = CALLOC_STRUCT(identity_drm_api);
+
+ if (!id_api)
+ return NULL;
+
+ id_api->base.create_screen = identity_drm_create_screen;
+ id_api->base.create_context = identity_drm_create_context;
+ id_api->base.buffer_from_texture = identity_drm_buffer_from_texture;
+ id_api->base.buffer_from_handle = identity_drm_buffer_from_handle;
+ id_api->base.handle_from_buffer = identity_drm_handle_from_buffer;
+ id_api->base.global_handle_from_buffer = identity_drm_global_handle_from_buffer;
+ id_api->base.destroy = identity_drm_destroy;
+ id_api->api = api;
+
+ return &id_api->base;
+}
diff --git a/src/gallium/drivers/identity/id_drm.h b/src/gallium/drivers/identity/id_drm.h
new file mode 100644
index 0000000000..cf2ad2ce07
--- /dev/null
+++ b/src/gallium/drivers/identity/id_drm.h
@@ -0,0 +1,35 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ID_DRM_H
+#define ID_DRM_H
+
+struct drm_api;
+
+struct drm_api* identity_drm_create(struct drm_api *api);
+
+#endif /* ID_DRM_H */
diff --git a/src/gallium/drivers/identity/id_objects.c b/src/gallium/drivers/identity/id_objects.c
new file mode 100644
index 0000000000..e893e59940
--- /dev/null
+++ b/src/gallium/drivers/identity/id_objects.c
@@ -0,0 +1,182 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "util/u_memory.h"
+
+#include "id_public.h"
+#include "id_screen.h"
+#include "id_objects.h"
+
+struct pipe_buffer *
+identity_buffer_create(struct identity_screen *id_screen,
+ struct pipe_buffer *buffer)
+{
+ struct identity_buffer *id_buffer;
+
+ if(!buffer)
+ goto error;
+
+ assert(buffer->screen == id_screen->screen);
+
+ id_buffer = CALLOC_STRUCT(identity_buffer);
+ if(!id_buffer)
+ goto error;
+
+ memcpy(&id_buffer->base, buffer, sizeof(struct pipe_buffer));
+
+ pipe_reference_init(&id_buffer->base.reference, 1);
+ id_buffer->base.screen = &id_screen->base;
+ id_buffer->buffer = buffer;
+
+ return &id_buffer->base;
+
+error:
+ pipe_buffer_reference(&buffer, NULL);
+ return NULL;
+}
+
+void
+identity_buffer_destroy(struct identity_buffer *id_buffer)
+{
+ pipe_buffer_reference(&id_buffer->buffer, NULL);
+ FREE(id_buffer);
+}
+
+
+struct pipe_texture *
+identity_texture_create(struct identity_screen *id_screen,
+ struct pipe_texture *texture)
+{
+ struct identity_texture *id_texture;
+
+ if(!texture)
+ goto error;
+
+ assert(texture->screen == id_screen->screen);
+
+ id_texture = CALLOC_STRUCT(identity_texture);
+ if(!id_texture)
+ goto error;
+
+ memcpy(&id_texture->base, texture, sizeof(struct pipe_texture));
+
+ pipe_reference_init(&id_texture->base.reference, 1);
+ id_texture->base.screen = &id_screen->base;
+ id_texture->texture = texture;
+
+ return &id_texture->base;
+
+error:
+ pipe_texture_reference(&texture, NULL);
+ return NULL;
+}
+
+void
+identity_texture_destroy(struct identity_texture *id_texture)
+{
+ pipe_texture_reference(&id_texture->texture, NULL);
+ FREE(id_texture);
+}
+
+
+struct pipe_surface *
+identity_surface_create(struct identity_texture *id_texture,
+ struct pipe_surface *surface)
+{
+ struct identity_surface *id_surface;
+
+ if(!surface)
+ goto error;
+
+ assert(surface->texture == id_texture->texture);
+
+ id_surface = CALLOC_STRUCT(identity_surface);
+ if(!id_surface)
+ goto error;
+
+ memcpy(&id_surface->base, surface, sizeof(struct pipe_surface));
+
+ pipe_reference_init(&id_surface->base.reference, 1);
+ id_surface->base.texture = NULL;
+ pipe_texture_reference(&id_surface->base.texture, &id_texture->base);
+ id_surface->surface = surface;
+
+ return &id_surface->base;
+
+error:
+ pipe_surface_reference(&surface, NULL);
+ return NULL;
+}
+
+void
+identity_surface_destroy(struct identity_surface *id_surface)
+{
+ pipe_texture_reference(&id_surface->base.texture, NULL);
+ pipe_surface_reference(&id_surface->surface, NULL);
+ FREE(id_surface);
+}
+
+
+struct pipe_transfer *
+identity_transfer_create(struct identity_texture *id_texture,
+ struct pipe_transfer *transfer)
+{
+ struct identity_transfer *id_transfer;
+
+ if(!transfer)
+ goto error;
+
+ assert(transfer->texture == id_texture->texture);
+
+ id_transfer = CALLOC_STRUCT(identity_transfer);
+ if(!id_transfer)
+ goto error;
+
+ memcpy(&id_transfer->base, transfer, sizeof(struct pipe_transfer));
+
+ id_transfer->base.texture = NULL;
+ pipe_texture_reference(&id_transfer->base.texture, &id_texture->base);
+ id_transfer->transfer = transfer;
+ assert(id_transfer->base.texture == &id_texture->base);
+
+ return &id_transfer->base;
+
+error:
+ transfer->texture->screen->tex_transfer_destroy(transfer);
+ return NULL;
+}
+
+void
+identity_transfer_destroy(struct identity_transfer *id_transfer)
+{
+ struct identity_screen *id_screen = identity_screen(id_transfer->base.texture->screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ pipe_texture_reference(&id_transfer->base.texture, NULL);
+ screen->tex_transfer_destroy(id_transfer->transfer);
+ FREE(id_transfer);
+}
diff --git a/src/gallium/drivers/identity/id_objects.h b/src/gallium/drivers/identity/id_objects.h
new file mode 100644
index 0000000000..ce58faa3c7
--- /dev/null
+++ b/src/gallium/drivers/identity/id_objects.h
@@ -0,0 +1,169 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ID_OBJECTS_H
+#define ID_OBJECTS_H
+
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_state.h"
+
+#include "id_screen.h"
+
+
+struct identity_buffer
+{
+ struct pipe_buffer base;
+
+ struct pipe_buffer *buffer;
+};
+
+
+struct identity_texture
+{
+ struct pipe_texture base;
+
+ struct pipe_texture *texture;
+};
+
+
+struct identity_surface
+{
+ struct pipe_surface base;
+
+ struct pipe_surface *surface;
+};
+
+
+struct identity_transfer
+{
+ struct pipe_transfer base;
+
+ struct pipe_transfer *transfer;
+};
+
+
+static INLINE struct identity_buffer *
+identity_buffer(struct pipe_buffer *_buffer)
+{
+ if(!_buffer)
+ return NULL;
+ (void)identity_screen(_buffer->screen);
+ return (struct identity_buffer *)_buffer;
+}
+
+static INLINE struct identity_texture *
+identity_texture(struct pipe_texture *_texture)
+{
+ if(!_texture)
+ return NULL;
+ (void)identity_screen(_texture->screen);
+ return (struct identity_texture *)_texture;
+}
+
+static INLINE struct identity_surface *
+identity_surface(struct pipe_surface *_surface)
+{
+ if(!_surface)
+ return NULL;
+ (void)identity_texture(_surface->texture);
+ return (struct identity_surface *)_surface;
+}
+
+static INLINE struct identity_transfer *
+identity_transfer(struct pipe_transfer *_transfer)
+{
+ if(!_transfer)
+ return NULL;
+ (void)identity_texture(_transfer->texture);
+ return (struct identity_transfer *)_transfer;
+}
+
+
+static INLINE struct pipe_buffer *
+identity_buffer_unwrap(struct pipe_buffer *_buffer)
+{
+ if(!_buffer)
+ return NULL;
+ return identity_buffer(_buffer)->buffer;
+}
+
+static INLINE struct pipe_texture *
+identity_texture_unwrap(struct pipe_texture *_texture)
+{
+ if(!_texture)
+ return NULL;
+ return identity_texture(_texture)->texture;
+}
+
+static INLINE struct pipe_surface *
+identity_surface_unwrap(struct pipe_surface *_surface)
+{
+ if(!_surface)
+ return NULL;
+ return identity_surface(_surface)->surface;
+}
+
+static INLINE struct pipe_transfer *
+identity_transfer_unwrap(struct pipe_transfer *_transfer)
+{
+ if(!_transfer)
+ return NULL;
+ return identity_transfer(_transfer)->transfer;
+}
+
+
+struct pipe_buffer *
+identity_buffer_create(struct identity_screen *id_screen,
+ struct pipe_buffer *buffer);
+
+void
+identity_buffer_destroy(struct identity_buffer *id_buffer);
+
+struct pipe_texture *
+identity_texture_create(struct identity_screen *id_screen,
+ struct pipe_texture *texture);
+
+void
+identity_texture_destroy(struct identity_texture *id_texture);
+
+struct pipe_surface *
+identity_surface_create(struct identity_texture *id_texture,
+ struct pipe_surface *surface);
+
+void
+identity_surface_destroy(struct identity_surface *id_surface);
+
+struct pipe_transfer *
+identity_transfer_create(struct identity_texture *id_texture,
+ struct pipe_transfer *transfer);
+
+void
+identity_transfer_destroy(struct identity_transfer *id_transfer);
+
+
+#endif /* ID_OBJECTS_H */
diff --git a/src/gallium/drivers/identity/id_public.h b/src/gallium/drivers/identity/id_public.h
new file mode 100644
index 0000000000..cac14cfd60
--- /dev/null
+++ b/src/gallium/drivers/identity/id_public.h
@@ -0,0 +1,40 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ID_PUBLIC_H
+#define ID_PUBLIC_H
+
+struct pipe_screen;
+struct pipe_context;
+
+struct pipe_screen *
+identity_screen_create(struct pipe_screen *screen);
+
+struct pipe_context *
+identity_context_create(struct pipe_screen *screen, struct pipe_context *pipe);
+
+#endif /* PT_PUBLIC_H */
diff --git a/src/gallium/drivers/identity/id_screen.c b/src/gallium/drivers/identity/id_screen.c
new file mode 100644
index 0000000000..259f1be36e
--- /dev/null
+++ b/src/gallium/drivers/identity/id_screen.c
@@ -0,0 +1,481 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include "pipe/p_screen.h"
+#include "pipe/p_state.h"
+#include "util/u_memory.h"
+
+#include "id_public.h"
+#include "id_screen.h"
+#include "id_objects.h"
+
+
+static void
+identity_screen_destroy(struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ screen->destroy(screen);
+
+ FREE(id_screen);
+}
+
+static const char *
+identity_screen_get_name(struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_name(screen);
+}
+
+static const char *
+identity_screen_get_vendor(struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_vendor(screen);
+}
+
+static int
+identity_screen_get_param(struct pipe_screen *_screen,
+ int param)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_param(screen,
+ param);
+}
+
+static float
+identity_screen_get_paramf(struct pipe_screen *_screen,
+ int param)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_paramf(screen,
+ param);
+}
+
+static boolean
+identity_screen_is_format_supported(struct pipe_screen *_screen,
+ enum pipe_format format,
+ enum pipe_texture_target target,
+ unsigned tex_usage,
+ unsigned geom_flags)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->is_format_supported(screen,
+ format,
+ target,
+ tex_usage,
+ geom_flags);
+}
+
+static struct pipe_texture *
+identity_screen_texture_create(struct pipe_screen *_screen,
+ const struct pipe_texture *templat)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_texture *result;
+
+ result = screen->texture_create(screen,
+ templat);
+
+ if (result)
+ return identity_texture_create(id_screen, result);
+ return NULL;
+}
+
+static struct pipe_texture *
+identity_screen_texture_blanket(struct pipe_screen *_screen,
+ const struct pipe_texture *templat,
+ const unsigned *stride,
+ struct pipe_buffer *_buffer)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+ struct pipe_texture *result;
+
+ result = screen->texture_blanket(screen,
+ templat,
+ stride,
+ buffer);
+
+ if (result)
+ return identity_texture_create(id_screen, result);
+ return NULL;
+}
+
+static void
+identity_screen_texture_destroy(struct pipe_texture *_texture)
+{
+ identity_texture_destroy(identity_texture(_texture));
+}
+
+static struct pipe_surface *
+identity_screen_get_tex_surface(struct pipe_screen *_screen,
+ struct pipe_texture *_texture,
+ unsigned face,
+ unsigned level,
+ unsigned zslice,
+ unsigned usage)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_texture *id_texture = identity_texture(_texture);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_texture *texture = id_texture->texture;
+ struct pipe_surface *result;
+
+ result = screen->get_tex_surface(screen,
+ texture,
+ face,
+ level,
+ zslice,
+ usage);
+
+ if (result)
+ return identity_surface_create(id_texture, result);
+ return NULL;
+}
+
+static void
+identity_screen_tex_surface_destroy(struct pipe_surface *_surface)
+{
+ identity_surface_destroy(identity_surface(_surface));
+}
+
+static struct pipe_transfer *
+identity_screen_get_tex_transfer(struct pipe_screen *_screen,
+ struct pipe_texture *_texture,
+ unsigned face,
+ unsigned level,
+ unsigned zslice,
+ enum pipe_transfer_usage usage,
+ unsigned x,
+ unsigned y,
+ unsigned w,
+ unsigned h)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_texture *id_texture = identity_texture(_texture);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_texture *texture = id_texture->texture;
+ struct pipe_transfer *result;
+
+ result = screen->get_tex_transfer(screen,
+ texture,
+ face,
+ level,
+ zslice,
+ usage,
+ x,
+ y,
+ w,
+ h);
+
+ if (result)
+ return identity_transfer_create(id_texture, result);
+ return NULL;
+}
+
+static void
+identity_screen_tex_transfer_destroy(struct pipe_transfer *_transfer)
+{
+ identity_transfer_destroy(identity_transfer(_transfer));
+}
+
+static void *
+identity_screen_transfer_map(struct pipe_screen *_screen,
+ struct pipe_transfer *_transfer)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_transfer *id_transfer = identity_transfer(_transfer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_transfer *transfer = id_transfer->transfer;
+
+ return screen->transfer_map(screen,
+ transfer);
+}
+
+static void
+identity_screen_transfer_unmap(struct pipe_screen *_screen,
+ struct pipe_transfer *_transfer)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_transfer *id_transfer = identity_transfer(_transfer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_transfer *transfer = id_transfer->transfer;
+
+ screen->transfer_unmap(screen,
+ transfer);
+}
+
+static struct pipe_buffer *
+identity_screen_buffer_create(struct pipe_screen *_screen,
+ unsigned alignment,
+ unsigned usage,
+ unsigned size)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *result;
+
+ result = screen->buffer_create(screen,
+ alignment,
+ usage,
+ size);
+
+ if (result)
+ return identity_buffer_create(id_screen, result);
+ return NULL;
+}
+
+static struct pipe_buffer *
+identity_screen_user_buffer_create(struct pipe_screen *_screen,
+ void *ptr,
+ unsigned bytes)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *result;
+
+ result = screen->user_buffer_create(screen,
+ ptr,
+ bytes);
+
+ if (result)
+ return identity_buffer_create(id_screen, result);
+ return NULL;
+}
+
+static struct pipe_buffer *
+identity_screen_surface_buffer_create(struct pipe_screen *_screen,
+ unsigned width,
+ unsigned height,
+ enum pipe_format format,
+ unsigned usage,
+ unsigned *stride)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *result;
+
+ result = screen->surface_buffer_create(screen,
+ width,
+ height,
+ format,
+ usage,
+ stride);
+
+ if (result)
+ return identity_buffer_create(id_screen, result);
+ return NULL;
+}
+
+static void *
+identity_screen_buffer_map(struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned usage)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+
+ return screen->buffer_map(screen,
+ buffer,
+ usage);
+}
+
+static void *
+identity_screen_buffer_map_range(struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned offset,
+ unsigned length,
+ unsigned usage)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+
+ return screen->buffer_map_range(screen,
+ buffer,
+ offset,
+ length,
+ usage);
+}
+
+static void
+identity_screen_buffer_flush_mapped_range(struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned offset,
+ unsigned length)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+
+ screen->buffer_flush_mapped_range(screen,
+ buffer,
+ offset,
+ length);
+}
+
+static void
+identity_screen_buffer_unmap(struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_buffer *id_buffer = identity_buffer(_buffer);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_buffer *buffer = id_buffer->buffer;
+
+ screen->buffer_unmap(screen,
+ buffer);
+}
+
+static void
+identity_screen_buffer_destroy(struct pipe_buffer *_buffer)
+{
+ identity_buffer_destroy(identity_buffer(_buffer));
+}
+
+static void
+identity_screen_flush_frontbuffer(struct pipe_screen *_screen,
+ struct pipe_surface *_surface,
+ void *context_private)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_surface *id_surface = identity_surface(_surface);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_surface *surface = id_surface->surface;
+
+ screen->flush_frontbuffer(screen,
+ surface,
+ context_private);
+}
+
+static void
+identity_screen_fence_reference(struct pipe_screen *_screen,
+ struct pipe_fence_handle **ptr,
+ struct pipe_fence_handle *fence)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ screen->fence_reference(screen,
+ ptr,
+ fence);
+}
+
+static int
+identity_screen_fence_signalled(struct pipe_screen *_screen,
+ struct pipe_fence_handle *fence,
+ unsigned flags)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->fence_signalled(screen,
+ fence,
+ flags);
+}
+
+static int
+identity_screen_fence_finish(struct pipe_screen *_screen,
+ struct pipe_fence_handle *fence,
+ unsigned flags)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->fence_finish(screen,
+ fence,
+ flags);
+}
+
+struct pipe_screen *
+identity_screen_create(struct pipe_screen *screen)
+{
+ struct identity_screen *id_screen;
+
+ id_screen = CALLOC_STRUCT(identity_screen);
+ if (!id_screen) {
+ return NULL;
+ }
+
+ id_screen->base.winsys = NULL;
+
+ id_screen->base.destroy = identity_screen_destroy;
+ id_screen->base.get_name = identity_screen_get_name;
+ id_screen->base.get_vendor = identity_screen_get_vendor;
+ id_screen->base.get_param = identity_screen_get_param;
+ id_screen->base.get_paramf = identity_screen_get_paramf;
+ id_screen->base.is_format_supported = identity_screen_is_format_supported;
+ id_screen->base.texture_create = identity_screen_texture_create;
+ id_screen->base.texture_blanket = identity_screen_texture_blanket;
+ id_screen->base.texture_destroy = identity_screen_texture_destroy;
+ id_screen->base.get_tex_surface = identity_screen_get_tex_surface;
+ id_screen->base.tex_surface_destroy = identity_screen_tex_surface_destroy;
+ id_screen->base.get_tex_transfer = identity_screen_get_tex_transfer;
+ id_screen->base.tex_transfer_destroy = identity_screen_tex_transfer_destroy;
+ id_screen->base.transfer_map = identity_screen_transfer_map;
+ id_screen->base.transfer_unmap = identity_screen_transfer_unmap;
+ id_screen->base.buffer_create = identity_screen_buffer_create;
+ id_screen->base.user_buffer_create = identity_screen_user_buffer_create;
+ id_screen->base.surface_buffer_create = identity_screen_surface_buffer_create;
+ if (screen->buffer_map)
+ id_screen->base.buffer_map = identity_screen_buffer_map;
+ if (screen->buffer_map_range)
+ id_screen->base.buffer_map_range = identity_screen_buffer_map_range;
+ if (screen->buffer_flush_mapped_range)
+ id_screen->base.buffer_flush_mapped_range = identity_screen_buffer_flush_mapped_range;
+ if (screen->buffer_unmap)
+ id_screen->base.buffer_unmap = identity_screen_buffer_unmap;
+ id_screen->base.buffer_destroy = identity_screen_buffer_destroy;
+ id_screen->base.flush_frontbuffer = identity_screen_flush_frontbuffer;
+ id_screen->base.fence_reference = identity_screen_fence_reference;
+ id_screen->base.fence_signalled = identity_screen_fence_signalled;
+ id_screen->base.fence_finish = identity_screen_fence_finish;
+
+ id_screen->screen = screen;
+
+ return &id_screen->base;
+}
diff --git a/src/gallium/drivers/identity/id_screen.h b/src/gallium/drivers/identity/id_screen.h
new file mode 100644
index 0000000000..2c4f129089
--- /dev/null
+++ b/src/gallium/drivers/identity/id_screen.h
@@ -0,0 +1,48 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ID_SCREEN_H
+#define ID_SCREEN_H
+
+#include "pipe/p_screen.h"
+#include "pipe/p_defines.h"
+
+
+struct identity_screen {
+ struct pipe_screen base;
+
+ struct pipe_screen *screen;
+};
+
+
+static INLINE struct identity_screen *
+identity_screen(struct pipe_screen *screen)
+{
+ return (struct identity_screen *)screen;
+}
+
+#endif /* ID_SCREEN_H */
diff --git a/src/gallium/drivers/nv04/nv04_screen.c b/src/gallium/drivers/nv04/nv04_screen.c
index 4bbedfb4d6..ff2febb668 100644
--- a/src/gallium/drivers/nv04/nv04_screen.c
+++ b/src/gallium/drivers/nv04/nv04_screen.c
@@ -40,6 +40,10 @@ nv04_screen_get_param(struct pipe_screen *screen, int param)
return 0;
case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
return 1;
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 0;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 0;
case NOUVEAU_CAP_HW_VTXBUF:
case NOUVEAU_CAP_HW_IDXBUF:
return 0;
@@ -79,6 +83,13 @@ nv04_screen_is_format_supported(struct pipe_screen *screen,
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
+ return TRUE;
+ default:
+ break;
+ }
+ } else
+ if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ switch (format) {
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
diff --git a/src/gallium/drivers/nv04/nv04_surface_2d.c b/src/gallium/drivers/nv04/nv04_surface_2d.c
index 5afd028ddd..f315cf54f0 100644
--- a/src/gallium/drivers/nv04/nv04_surface_2d.c
+++ b/src/gallium/drivers/nv04/nv04_surface_2d.c
@@ -267,8 +267,7 @@ nv04_surface_copy(struct nv04_surface_2d *ctx, struct pipe_surface *dst,
* to NV_MEMORY_TO_MEMORY_FORMAT in this case.
*/
if ((src->offset & 63) || (dst->offset & 63) ||
- (src_pitch & 63) || (dst_pitch & 63) ||
- debug_get_bool_option("NOUVEAU_NO_COPYBLIT", FALSE)) {
+ (src_pitch & 63) || (dst_pitch & 63)) {
nv04_surface_copy_m2mf(ctx, dst, dx, dy, src, sx, sy, w, h);
return;
}
diff --git a/src/gallium/drivers/nv10/nv10_screen.c b/src/gallium/drivers/nv10/nv10_screen.c
index b03c291f9d..4469b22d91 100644
--- a/src/gallium/drivers/nv10/nv10_screen.c
+++ b/src/gallium/drivers/nv10/nv10_screen.c
@@ -35,6 +35,10 @@ nv10_screen_get_param(struct pipe_screen *screen, int param)
return 12;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
return 0;
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 0;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 0;
case NOUVEAU_CAP_HW_VTXBUF:
case NOUVEAU_CAP_HW_IDXBUF:
return 0;
@@ -74,7 +78,15 @@ nv10_screen_is_format_supported(struct pipe_screen *screen,
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
+ return TRUE;
+ default:
+ break;
+ }
+ } else
+ if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ switch (format) {
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
diff --git a/src/gallium/drivers/nv20/nv20_screen.c b/src/gallium/drivers/nv20/nv20_screen.c
index 024356ca74..e6924ad71e 100644
--- a/src/gallium/drivers/nv20/nv20_screen.c
+++ b/src/gallium/drivers/nv20/nv20_screen.c
@@ -35,6 +35,10 @@ nv20_screen_get_param(struct pipe_screen *screen, int param)
return 12;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
return 0;
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 0;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 0;
case NOUVEAU_CAP_HW_VTXBUF:
case NOUVEAU_CAP_HW_IDXBUF:
return 0;
@@ -74,7 +78,15 @@ nv20_screen_is_format_supported(struct pipe_screen *screen,
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
+ return TRUE;
+ default:
+ break;
+ }
+ } else
+ if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ switch (format) {
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c
index 31bc1f3173..c8b40784b0 100644
--- a/src/gallium/drivers/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nv30/nv30_screen.c
@@ -46,6 +46,10 @@ nv30_screen_get_param(struct pipe_screen *pscreen, int param)
return 1;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
return 0;
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 0;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 0;
case NOUVEAU_CAP_HW_VTXBUF:
case NOUVEAU_CAP_HW_IDXBUF:
return 1;
@@ -85,7 +89,15 @@ nv30_screen_surface_format_supported(struct pipe_screen *pscreen,
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
+ return TRUE;
+ default:
+ break;
+ }
+ } else
+ if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ switch (tex_usage) {
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
diff --git a/src/gallium/drivers/nv30/nv30_state_fb.c b/src/gallium/drivers/nv30/nv30_state_fb.c
index cb1a260eaa..44b6a74715 100644
--- a/src/gallium/drivers/nv30/nv30_state_fb.c
+++ b/src/gallium/drivers/nv30/nv30_state_fb.c
@@ -65,6 +65,7 @@ nv30_state_framebuffer_validate(struct nv30_context *nv30)
rt_format |= NV34TCL_RT_FORMAT_ZETA_Z16;
break;
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case 0:
rt_format |= NV34TCL_RT_FORMAT_ZETA_Z24S8;
break;
diff --git a/src/gallium/drivers/nv40/nv40_screen.c b/src/gallium/drivers/nv40/nv40_screen.c
index b8b2af482a..5d2a4216c5 100644
--- a/src/gallium/drivers/nv40/nv40_screen.c
+++ b/src/gallium/drivers/nv40/nv40_screen.c
@@ -44,6 +44,10 @@ nv40_screen_get_param(struct pipe_screen *pscreen, int param)
return 1;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
return 0; /* We have 4 - but unsupported currently */
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 0;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 1;
case NOUVEAU_CAP_HW_VTXBUF:
return 1;
case NOUVEAU_CAP_HW_IDXBUF:
@@ -86,7 +90,15 @@ nv40_screen_surface_format_supported(struct pipe_screen *pscreen,
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
+ return TRUE;
+ default:
+ break;
+ }
+ } else
+ if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ switch (format) {
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
diff --git a/src/gallium/drivers/nv40/nv40_state_fb.c b/src/gallium/drivers/nv40/nv40_state_fb.c
index 273142f9e0..c2f739157a 100644
--- a/src/gallium/drivers/nv40/nv40_state_fb.c
+++ b/src/gallium/drivers/nv40/nv40_state_fb.c
@@ -73,6 +73,7 @@ nv40_state_framebuffer_validate(struct nv40_context *nv40)
rt_format |= NV40TCL_RT_FORMAT_ZETA_Z16;
break;
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case 0:
rt_format |= NV40TCL_RT_FORMAT_ZETA_Z24S8;
break;
diff --git a/src/gallium/drivers/nv40/nv40_transfer.c b/src/gallium/drivers/nv40/nv40_transfer.c
index ce45055fe8..6d92ac3db9 100644
--- a/src/gallium/drivers/nv40/nv40_transfer.c
+++ b/src/gallium/drivers/nv40/nv40_transfer.c
@@ -136,7 +136,7 @@ nv40_transfer_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
}
static void
-nv40_transfer_del(struct pipe_screen *pscreen, struct pipe_transfer *ptx)
+nv40_transfer_del(struct pipe_transfer *ptx)
{
struct nv40_transfer *tx = (struct nv40_transfer *)ptx;
diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 6b605ba416..22465e0227 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -42,6 +42,7 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
mt->base.screen = pscreen;
switch (pt->format) {
+ case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z24S8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
tile_flags = 0x2800;
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index fd39fa738b..ce8f906b15 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -37,7 +37,15 @@ nv50_screen_is_format_supported(struct pipe_screen *pscreen,
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
+ return TRUE;
+ default:
+ break;
+ }
+ } else
+ if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ switch (format) {
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
@@ -101,6 +109,10 @@ nv50_screen_get_param(struct pipe_screen *pscreen, int param)
return 1;
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
return 0;
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 0;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 1;
case NOUVEAU_CAP_HW_VTXBUF:
return 1;
case NOUVEAU_CAP_HW_IDXBUF:
diff --git a/src/gallium/drivers/nv50/nv50_state_validate.c b/src/gallium/drivers/nv50/nv50_state_validate.c
index 0caf4b4e91..d313e9de4f 100644
--- a/src/gallium/drivers/nv50/nv50_state_validate.c
+++ b/src/gallium/drivers/nv50/nv50_state_validate.c
@@ -93,6 +93,7 @@ nv50_state_validate_fb(struct nv50_context *nv50)
NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
switch (fb->zsbuf->format) {
case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z24X8_UNORM:
so_data(so, 0x16);
break;
case PIPE_FORMAT_Z16_UNORM:
diff --git a/src/gallium/drivers/nv50/nv50_surface.c b/src/gallium/drivers/nv50/nv50_surface.c
index 8db3b6d344..3da9d6e728 100644
--- a/src/gallium/drivers/nv50/nv50_surface.c
+++ b/src/gallium/drivers/nv50/nv50_surface.c
@@ -35,7 +35,6 @@ nv50_format(enum pipe_format format)
{
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
- case PIPE_FORMAT_Z24S8_UNORM:
return NV50_2D_DST_FORMAT_32BPP;
case PIPE_FORMAT_X8R8G8B8_UNORM:
return NV50_2D_DST_FORMAT_24BPP;
diff --git a/src/gallium/drivers/r300/Makefile b/src/gallium/drivers/r300/Makefile
index e44f9b9dfc..faceec9842 100644
--- a/src/gallium/drivers/r300/Makefile
+++ b/src/gallium/drivers/r300/Makefile
@@ -4,20 +4,22 @@ include $(TOP)/configs/current
LIBNAME = r300
C_SOURCES = \
+ r3xx_fs.c \
+ r5xx_fs.c \
r300_chipset.c \
r300_clear.c \
r300_context.c \
r300_debug.c \
r300_emit.c \
r300_flush.c \
+ r300_fs.c \
r300_query.c \
r300_render.c \
r300_screen.c \
r300_state.c \
r300_state_derived.c \
r300_state_invariant.c \
- r300_state_shader.c \
- r300_state_tcl.c \
+ r300_vs.c \
r300_surface.c \
r300_texture.c
diff --git a/src/gallium/drivers/r300/SConscript b/src/gallium/drivers/r300/SConscript
index 182ed2d459..493d7b28bc 100644
--- a/src/gallium/drivers/r300/SConscript
+++ b/src/gallium/drivers/r300/SConscript
@@ -5,20 +5,22 @@ env = env.Clone()
r300 = env.ConvenienceLibrary(
target = 'r300',
source = [
+ 'r3xx_fs.c',
+ 'r5xx_fs.c',
'r300_chipset.c',
'r300_clear.c',
'r300_context.c',
'r300_debug.c',
'r300_emit.c',
'r300_flush.c',
+ 'r300_fs.c',
'r300_query.c',
'r300_render.c',
'r300_screen.c',
'r300_state.c',
'r300_state_derived.c',
'r300_state_invariant.c',
- 'r300_state_shader.c',
- 'r300_state_tcl.c',
+ 'r300_vs.c',
'r300_surface.c',
'r300_texture.c',
])
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index 27bc7fd1a9..d891fd6265 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -149,7 +149,7 @@ struct r300_constant_buffer {
unsigned count;
};
-struct r3xx_fragment_shader {
+struct r300_fragment_shader {
/* Parent class */
struct pipe_shader_state state;
struct tgsi_shader_info info;
@@ -165,9 +165,9 @@ struct r3xx_fragment_shader {
boolean uses_imms;
};
-struct r300_fragment_shader {
+struct r3xx_fragment_shader {
/* Parent class */
- struct r3xx_fragment_shader shader;
+ struct r300_fragment_shader shader;
/* Number of ALU instructions */
int alu_instruction_count;
@@ -190,9 +190,9 @@ struct r300_fragment_shader {
} instructions[64]; /* XXX magic num */
};
-struct r500_fragment_shader {
+struct r5xx_fragment_shader {
/* Parent class */
- struct r3xx_fragment_shader shader;
+ struct r300_fragment_shader shader;
/* Number of used instructions */
int instruction_count;
@@ -217,7 +217,7 @@ struct r300_texture {
/* Stride (pitch?) of this texture in bytes */
unsigned stride;
-
+
/* Total size of this texture, in bytes. */
unsigned size;
@@ -300,7 +300,7 @@ struct r300_context {
/* Depth, stencil, and alpha state. */
struct r300_dsa_state* dsa_state;
/* Fragment shader. */
- struct r3xx_fragment_shader* fs;
+ struct r300_fragment_shader* fs;
/* Framebuffer state. We currently don't need our own version of this. */
struct pipe_framebuffer_state framebuffer_state;
/* Rasterizer state. */
@@ -331,7 +331,8 @@ struct r300_context {
};
/* Convenience cast wrapper. */
-static struct r300_context* r300_context(struct pipe_context* context) {
+static INLINE struct r300_context* r300_context(struct pipe_context* context)
+{
return (struct r300_context*)context;
}
diff --git a/src/gallium/drivers/r300/r300_debug.c b/src/gallium/drivers/r300/r300_debug.c
index 678cd2b812..c83e8526cf 100644
--- a/src/gallium/drivers/r300/r300_debug.c
+++ b/src/gallium/drivers/r300/r300_debug.c
@@ -22,7 +22,7 @@
#include "r300_debug.h"
-static void r300_dump_fs(struct r300_fragment_shader* fs)
+void r3xx_dump_fs(struct r3xx_fragment_shader* fs)
{
int i;
@@ -30,7 +30,7 @@ static void r300_dump_fs(struct r300_fragment_shader* fs)
}
}
-void r500_fs_dump(struct r500_fragment_shader* fs)
+void r5xx_fs_dump(struct r5xx_fragment_shader* fs)
{
int i;
uint32_t inst;
@@ -58,8 +58,8 @@ void r500_fs_dump(struct r500_fragment_shader* fs)
inst & R500_INST_NOP ? "NOP" : "",
inst & R500_INST_ALU_WAIT ? "ALU_WAIT" : "");
debug_printf("wmask: %s omask: %s\n",
- r500_fs_mask[(inst >> 11) & 0xf],
- r500_fs_mask[(inst >> 15) & 0xf]);
+ r5xx_fs_mask[(inst >> 11) & 0xf],
+ r5xx_fs_mask[(inst >> 15) & 0xf]);
switch (inst & 0x3) {
case R500_INST_TYPE_ALU:
case R500_INST_TYPE_OUT:
@@ -85,36 +85,36 @@ void r500_fs_dump(struct r500_fragment_shader* fs)
debug_printf(" 3: RGB_INST 0x%08x:", inst);
debug_printf("rgb_A_src:%d %s/%s/%s %d "
"rgb_B_src:%d %s/%s/%s %d\n",
- inst & 0x3, r500_fs_swiz[(inst >> 2) & 0x7],
- r500_fs_swiz[(inst >> 5) & 0x7],
- r500_fs_swiz[(inst >> 8) & 0x7],
+ inst & 0x3, r5xx_fs_swiz[(inst >> 2) & 0x7],
+ r5xx_fs_swiz[(inst >> 5) & 0x7],
+ r5xx_fs_swiz[(inst >> 8) & 0x7],
(inst >> 11) & 0x3, (inst >> 13) & 0x3,
- r500_fs_swiz[(inst >> 15) & 0x7],
- r500_fs_swiz[(inst >> 18) & 0x7],
- r500_fs_swiz[(inst >> 21) & 0x7],
+ r5xx_fs_swiz[(inst >> 15) & 0x7],
+ r5xx_fs_swiz[(inst >> 18) & 0x7],
+ r5xx_fs_swiz[(inst >> 21) & 0x7],
(inst >> 24) & 0x3);
inst = fs->instructions[i].inst4;
debug_printf(" 4: ALPHA_INST 0x%08x:", inst);
debug_printf("%s dest:%d%s alp_A_src:%d %s %d "
"alp_B_src:%d %s %d w:%d\n",
- r500_fs_op_alpha[inst & 0xf], (inst >> 4) & 0x7f,
+ r5xx_fs_op_alpha[inst & 0xf], (inst >> 4) & 0x7f,
inst & (1<<11) ? "(rel)":"", (inst >> 12) & 0x3,
- r500_fs_swiz[(inst >> 14) & 0x7], (inst >> 17) & 0x3,
- (inst >> 19) & 0x3, r500_fs_swiz[(inst >> 21) & 0x7],
+ r5xx_fs_swiz[(inst >> 14) & 0x7], (inst >> 17) & 0x3,
+ (inst >> 19) & 0x3, r5xx_fs_swiz[(inst >> 21) & 0x7],
(inst >> 24) & 0x3, (inst >> 31) & 0x1);
inst = fs->instructions[i].inst5;
debug_printf(" 5: RGBA_INST 0x%08x:", inst);
debug_printf("%s dest:%d%s rgb_C_src:%d %s/%s/%s %d "
"alp_C_src:%d %s %d\n",
- r500_fs_op_rgb[inst & 0xf], (inst >> 4) & 0x7f,
+ r5xx_fs_op_rgb[inst & 0xf], (inst >> 4) & 0x7f,
inst & (1 << 11) ? "(rel)":"", (inst >> 12) & 0x3,
- r500_fs_swiz[(inst >> 14) & 0x7],
- r500_fs_swiz[(inst >> 17) & 0x7],
- r500_fs_swiz[(inst >> 20) & 0x7],
+ r5xx_fs_swiz[(inst >> 14) & 0x7],
+ r5xx_fs_swiz[(inst >> 17) & 0x7],
+ r5xx_fs_swiz[(inst >> 20) & 0x7],
(inst >> 23) & 0x3, (inst >> 25) & 0x3,
- r500_fs_swiz[(inst >> 27) & 0x7], (inst >> 30) & 0x3);
+ r5xx_fs_swiz[(inst >> 27) & 0x7], (inst >> 30) & 0x3);
break;
case R500_INST_TYPE_FC:
/* XXX don't even bother yet */
@@ -124,7 +124,7 @@ void r500_fs_dump(struct r500_fragment_shader* fs)
debug_printf(" 1: TEX_INST 0x%08x: id: %d "
"op:%s, %s, %s %s\n",
inst, (inst >> 16) & 0xf,
- r500_fs_tex[(inst >> 22) & 0x7],
+ r5xx_fs_tex[(inst >> 22) & 0x7],
(inst & (1 << 25)) ? "ACQ" : "",
(inst & (1 << 26)) ? "IGNUNC" : "",
(inst & (1 << 27)) ? "UNSCALED" : "SCALED");
@@ -133,15 +133,15 @@ void r500_fs_dump(struct r500_fragment_shader* fs)
debug_printf(" 2: TEX_ADDR 0x%08x: "
"src: %d%s %s/%s/%s/%s dst: %d%s %s/%s/%s/%s\n",
inst, inst & 0x7f, inst & (1 << 7) ? "(rel)" : "",
- r500_fs_swiz[(inst >> 8) & 0x3],
- r500_fs_swiz[(inst >> 10) & 0x3],
- r500_fs_swiz[(inst >> 12) & 0x3],
- r500_fs_swiz[(inst >> 14) & 0x3],
+ r5xx_fs_swiz[(inst >> 8) & 0x3],
+ r5xx_fs_swiz[(inst >> 10) & 0x3],
+ r5xx_fs_swiz[(inst >> 12) & 0x3],
+ r5xx_fs_swiz[(inst >> 14) & 0x3],
(inst >> 16) & 0x7f, inst & (1 << 23) ? "(rel)" : "",
- r500_fs_swiz[(inst >> 24) & 0x3],
- r500_fs_swiz[(inst >> 26) & 0x3],
- r500_fs_swiz[(inst >> 28) & 0x3],
- r500_fs_swiz[(inst >> 30) & 0x3]);
+ r5xx_fs_swiz[(inst >> 24) & 0x3],
+ r5xx_fs_swiz[(inst >> 26) & 0x3],
+ r5xx_fs_swiz[(inst >> 28) & 0x3],
+ r5xx_fs_swiz[(inst >> 30) & 0x3]);
inst = fs->instructions[i].inst3;
debug_printf(" 3: TEX_DXDY 0x%08x\n", inst);
diff --git a/src/gallium/drivers/r300/r300_debug.h b/src/gallium/drivers/r300/r300_debug.h
index c86410ec0a..6b58c1e250 100644
--- a/src/gallium/drivers/r300/r300_debug.h
+++ b/src/gallium/drivers/r300/r300_debug.h
@@ -24,10 +24,10 @@
#define R300_DEBUG_H
#include "r300_reg.h"
-#include "r300_state_shader.h"
-#include "r300_state_tcl.h"
+#include "r300_fs.h"
+#include "r300_vs.h"
-static char* r500_fs_swiz[] = {
+static char* r5xx_fs_swiz[] = {
" R",
" G",
" B",
@@ -38,7 +38,7 @@ static char* r500_fs_swiz[] = {
" U",
};
-static char* r500_fs_op_rgb[] = {
+static char* r5xx_fs_op_rgb[] = {
"MAD",
"DP3",
"DP4",
@@ -54,7 +54,7 @@ static char* r500_fs_op_rgb[] = {
"MDV",
};
-static char* r500_fs_op_alpha[] = {
+static char* r5xx_fs_op_alpha[] = {
"MAD",
" DP",
"MIN",
@@ -73,7 +73,7 @@ static char* r500_fs_op_alpha[] = {
"MDV",
};
-static char* r500_fs_mask[] = {
+static char* r5xx_fs_mask[] = {
"NONE",
"R ",
" G ",
@@ -92,7 +92,7 @@ static char* r500_fs_mask[] = {
"RGBA",
};
-static char* r500_fs_tex[] = {
+static char* r5xx_fs_tex[] = {
" NOP",
" LD",
"TEXKILL",
@@ -203,7 +203,8 @@ static char* r300_vs_swiz_debug[] = {
"U",
};
-void r500_fs_dump(struct r500_fragment_shader* fs);
+void r5xx_fs_dump(struct r5xx_fragment_shader* fs);
+void r3xx_dump_fs(struct r3xx_fragment_shader* fs);
void r300_vs_dump(struct r300_vertex_shader* vs);
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 93cf6909a3..7ba56cdc1d 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -110,7 +110,7 @@ void r300_emit_dsa_state(struct r300_context* r300,
}
void r300_emit_fragment_shader(struct r300_context* r300,
- struct r300_fragment_shader* fs)
+ struct r3xx_fragment_shader* fs)
{
int i;
CS_LOCALS(r300);
@@ -142,7 +142,7 @@ void r300_emit_fragment_shader(struct r300_context* r300,
}
void r500_emit_fragment_shader(struct r300_context* r300,
- struct r500_fragment_shader* fs)
+ struct r5xx_fragment_shader* fs)
{
int i;
struct r300_constant_buffer* constants =
@@ -289,18 +289,6 @@ void r300_emit_rs_block_state(struct r300_context* r300,
END_CS;
}
-void r300_emit_sampler(struct r300_context* r300,
- struct r300_sampler_state* sampler, unsigned offset)
-{
- CS_LOCALS(r300);
-
- BEGIN_CS(6);
- OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), sampler->filter0);
- OUT_CS_REG(R300_TX_FILTER1_0 + (offset * 4), sampler->filter1);
- OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (offset * 4), sampler->border_color);
- END_CS;
-}
-
void r300_emit_scissor_state(struct r300_context* r300,
struct r300_scissor_state* scissor)
{
@@ -314,11 +302,17 @@ void r300_emit_scissor_state(struct r300_context* r300,
}
void r300_emit_texture(struct r300_context* r300,
- struct r300_texture* tex, unsigned offset)
+ struct r300_sampler_state* sampler,
+ struct r300_texture* tex,
+ unsigned offset)
{
CS_LOCALS(r300);
- BEGIN_CS(10);
+ BEGIN_CS(16);
+ OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), sampler->filter0);
+ OUT_CS_REG(R300_TX_FILTER1_0 + (offset * 4), sampler->filter1);
+ OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (offset * 4), sampler->border_color);
+
OUT_CS_REG(R300_TX_FORMAT0_0 + (offset * 4), tex->state.format0);
OUT_CS_REG(R300_TX_FORMAT1_0 + (offset * 4), tex->state.format1);
OUT_CS_REG(R300_TX_FORMAT2_0 + (offset * 4), tex->state.format2);
@@ -570,10 +564,10 @@ validate:
if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER) {
if (r300screen->caps->is_r500) {
r500_emit_fragment_shader(r300,
- (struct r500_fragment_shader*)r300->fs);
+ (struct r5xx_fragment_shader*)r300->fs);
} else {
r300_emit_fragment_shader(r300,
- (struct r300_fragment_shader*)r300->fs);
+ (struct r3xx_fragment_shader*)r300->fs);
}
r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER;
}
@@ -593,29 +587,27 @@ validate:
r300->dirty_state &= ~R300_NEW_RS_BLOCK;
}
- if (r300->dirty_state & R300_ANY_NEW_SAMPLERS) {
- for (i = 0; i < r300->sampler_count; i++) {
- if (r300->dirty_state & (R300_NEW_SAMPLER << i)) {
- r300_emit_sampler(r300, r300->sampler_states[i], i);
- r300->dirty_state &= ~(R300_NEW_SAMPLER << i);
- dirty_tex++;
- }
- }
- }
-
if (r300->dirty_state & R300_NEW_SCISSOR) {
r300_emit_scissor_state(r300, r300->scissor_state);
r300->dirty_state &= ~R300_NEW_SCISSOR;
}
- if (r300->dirty_state & R300_ANY_NEW_TEXTURES) {
- for (i = 0; i < r300->texture_count; i++) {
- if (r300->dirty_state & (R300_NEW_TEXTURE << i)) {
- r300_emit_texture(r300, r300->textures[i], i);
- r300->dirty_state &= ~(R300_NEW_TEXTURE << i);
+ /* Samplers and textures are tracked separately but emitted together. */
+ if (r300->dirty_state &
+ (R300_ANY_NEW_SAMPLERS | R300_ANY_NEW_TEXTURES)) {
+ for (i = 0; i < MIN2(r300->sampler_count, r300->texture_count); i++) {
+ if (r300->dirty_state &
+ ((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i))) {
+ r300_emit_texture(r300,
+ r300->sampler_states[i],
+ r300->textures[i],
+ i);
+ r300->dirty_state &=
+ ~((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i));
dirty_tex++;
}
}
+ r300->dirty_state &= ~(R300_ANY_NEW_SAMPLERS | R300_ANY_NEW_TEXTURES);
}
if (r300->dirty_state & R300_NEW_VIEWPORT) {
@@ -637,6 +629,10 @@ validate:
r300->dirty_state &= ~R300_NEW_VERTEX_SHADER;
}
+ /* XXX
+ assert(r300->dirty_state == 0);
+ */
+
/* Finally, emit the VBO. */
r300_emit_vertex_buffer(r300);
diff --git a/src/gallium/drivers/r300/r300_emit.h b/src/gallium/drivers/r300/r300_emit.h
index 946f625bd8..fda26f3948 100644
--- a/src/gallium/drivers/r300/r300_emit.h
+++ b/src/gallium/drivers/r300/r300_emit.h
@@ -43,10 +43,10 @@ void r300_emit_dsa_state(struct r300_context* r300,
struct r300_dsa_state* dsa);
void r300_emit_fragment_shader(struct r300_context* r300,
- struct r300_fragment_shader* fs);
+ struct r3xx_fragment_shader* fs);
void r500_emit_fragment_shader(struct r300_context* r300,
- struct r500_fragment_shader* fs);
+ struct r5xx_fragment_shader* fs);
void r300_emit_fb_state(struct r300_context* r300,
struct pipe_framebuffer_state* fb);
@@ -56,14 +56,13 @@ void r300_emit_rs_state(struct r300_context* r300, struct r300_rs_state* rs);
void r300_emit_rs_block_state(struct r300_context* r300,
struct r300_rs_block* rs);
-void r300_emit_sampler(struct r300_context* r300,
- struct r300_sampler_state* sampler, unsigned offset);
-
void r300_emit_scissor_state(struct r300_context* r300,
struct r300_scissor_state* scissor);
void r300_emit_texture(struct r300_context* r300,
- struct r300_texture* tex, unsigned offset);
+ struct r300_sampler_state* sampler,
+ struct r300_texture* tex,
+ unsigned offset);
void r300_emit_vertex_buffer(struct r300_context* r300);
diff --git a/src/gallium/drivers/r300/r300_flush.c b/src/gallium/drivers/r300/r300_flush.c
index 89a5f2b20c..0dff1c6f4f 100644
--- a/src/gallium/drivers/r300/r300_flush.c
+++ b/src/gallium/drivers/r300/r300_flush.c
@@ -29,7 +29,11 @@ static void r300_flush(struct pipe_context* pipe,
struct r300_context* r300 = r300_context(pipe);
CS_LOCALS(r300);
- draw_flush(r300->draw);
+ /* We probably need to flush Draw, but we may have been called from
+ * within Draw. This feels kludgy, but it might be the best thing. */
+ if (!r300->draw->flushing) {
+ draw_flush(r300->draw);
+ }
if (r300->dirty_hw) {
FLUSH_CS;
diff --git a/src/gallium/drivers/r300/r300_flush.h b/src/gallium/drivers/r300/r300_flush.h
index a1b224b39c..9a83d89daa 100644
--- a/src/gallium/drivers/r300/r300_flush.h
+++ b/src/gallium/drivers/r300/r300_flush.h
@@ -23,6 +23,8 @@
#ifndef R300_FLUSH_H
#define R300_FLUSH_H
+#include "draw/draw_private.h"
+
#include "pipe/p_context.h"
#include "r300_context.h"
diff --git a/src/gallium/drivers/r300/r300_fs.c b/src/gallium/drivers/r300/r300_fs.c
new file mode 100644
index 0000000000..4b304306d0
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_fs.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#include "r300_fs.h"
+
+void r300_translate_fragment_shader(struct r300_context* r300,
+ struct r300_fragment_shader* fs)
+{
+ struct tgsi_parse_context parser;
+ int i;
+ boolean is_r500 = r300_screen(r300->context.screen)->caps->is_r500;
+ struct r300_constant_buffer* consts =
+ &r300->shader_constants[PIPE_SHADER_FRAGMENT];
+
+ struct r300_fs_asm* assembler = CALLOC_STRUCT(r300_fs_asm);
+ if (assembler == NULL) {
+ return;
+ }
+ /* Setup starting offset for immediates. */
+ assembler->imm_offset = consts->user_count;
+ /* Enable depth writes, if needed. */
+ assembler->writes_depth = fs->info.writes_z;
+
+ /* Make sure we start at the beginning of the shader. */
+ if (is_r500) {
+ ((struct r5xx_fragment_shader*)fs)->instruction_count = 0;
+ }
+
+ tgsi_parse_init(&parser, fs->state.tokens);
+
+ while (!tgsi_parse_end_of_tokens(&parser)) {
+ tgsi_parse_token(&parser);
+
+ /* This is seriously the lamest way to create fragment programs ever.
+ * I blame TGSI. */
+ switch (parser.FullToken.Token.Type) {
+ case TGSI_TOKEN_TYPE_DECLARATION:
+ /* Allocated registers sitting at the beginning
+ * of the program. */
+ r300_fs_declare(assembler, &parser.FullToken.FullDeclaration);
+ break;
+ case TGSI_TOKEN_TYPE_IMMEDIATE:
+ debug_printf("r300: Emitting immediate to constant buffer, "
+ "position %d\n",
+ assembler->imm_offset + assembler->imm_count);
+ /* I am not amused by the length of these. */
+ for (i = 0; i < 4; i++) {
+ consts->constants[assembler->imm_offset +
+ assembler->imm_count][i] =
+ parser.FullToken.FullImmediate.u.ImmediateFloat32[i]
+ .Float;
+ }
+ assembler->imm_count++;
+ break;
+ case TGSI_TOKEN_TYPE_INSTRUCTION:
+ if (is_r500) {
+ r5xx_fs_instruction((struct r5xx_fragment_shader*)fs,
+ assembler, &parser.FullToken.FullInstruction);
+ } else {
+ r3xx_fs_instruction((struct r3xx_fragment_shader*)fs,
+ assembler, &parser.FullToken.FullInstruction);
+ }
+ break;
+ }
+ }
+
+ debug_printf("r300: fs: %d texs and %d colors, first free reg is %d\n",
+ assembler->tex_count, assembler->color_count,
+ assembler->tex_count + assembler->color_count);
+
+ consts->count = consts->user_count + assembler->imm_count;
+ fs->uses_imms = assembler->imm_count;
+ debug_printf("r300: fs: %d total constants, "
+ "%d from user and %d from immediates\n", consts->count,
+ consts->user_count, assembler->imm_count);
+ r3xx_fs_finalize(fs, assembler);
+ if (is_r500) {
+ r5xx_fs_finalize((struct r5xx_fragment_shader*)fs, assembler);
+ }
+
+ tgsi_dump(fs->state.tokens, 0);
+ /* XXX finish r300 dumper too */
+ if (is_r500) {
+ r5xx_fs_dump((struct r5xx_fragment_shader*)fs);
+ }
+
+ tgsi_parse_free(&parser);
+ FREE(assembler);
+}
diff --git a/src/gallium/drivers/r300/r300_fs.h b/src/gallium/drivers/r300/r300_fs.h
new file mode 100644
index 0000000000..18deb7a05e
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_fs.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#ifndef R300_FS_H
+#define R300_FS_H
+
+#include "tgsi/tgsi_dump.h"
+
+#include "r300_context.h"
+#include "r3xx_fs.h"
+#include "r5xx_fs.h"
+
+void r300_translate_fragment_shader(struct r300_context* r300,
+ struct r300_fragment_shader* fs);
+
+ #endif /* R300_FS_H */
diff --git a/src/gallium/drivers/r300/r300_fs_inlines.h b/src/gallium/drivers/r300/r300_fs_inlines.h
new file mode 100644
index 0000000000..be4be9465e
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_fs_inlines.h
@@ -0,0 +1,158 @@
+/*
+ * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#ifndef R300_FS_INLINES_H
+#define R300_FS_INLINES_H
+
+#include "tgsi/tgsi_parse.h"
+
+#include "r300_context.h"
+#include "r300_debug.h"
+#include "r300_reg.h"
+#include "r300_screen.h"
+#include "r300_shader_inlines.h"
+
+/* Temporary struct used to hold assembly state while putting together
+ * fragment programs. */
+struct r300_fs_asm {
+ /* Pipe context. */
+ struct r300_context* r300;
+ /* Number of colors. */
+ unsigned color_count;
+ /* Number of texcoords. */
+ unsigned tex_count;
+ /* Offset for temporary registers. Inputs and temporaries have no
+ * distinguishing markings, so inputs start at 0 and the first usable
+ * temporary register is after all inputs. */
+ unsigned temp_offset;
+ /* Number of requested temporary registers. */
+ unsigned temp_count;
+ /* Offset for immediate constants. Neither R300 nor R500 can do four
+ * inline constants per source, so instead we copy immediates into the
+ * constant buffer. */
+ unsigned imm_offset;
+ /* Number of immediate constants. */
+ unsigned imm_count;
+ /* Are depth writes enabled? */
+ boolean writes_depth;
+ /* Depth write offset. This is the TGSI output that corresponds to
+ * depth writes. */
+ unsigned depth_output;
+};
+
+static INLINE void r300_fs_declare(struct r300_fs_asm* assembler,
+ struct tgsi_full_declaration* decl)
+{
+ switch (decl->Declaration.File) {
+ case TGSI_FILE_INPUT:
+ switch (decl->Semantic.SemanticName) {
+ case TGSI_SEMANTIC_COLOR:
+ assembler->color_count++;
+ break;
+ case TGSI_SEMANTIC_FOG:
+ case TGSI_SEMANTIC_GENERIC:
+ assembler->tex_count++;
+ break;
+ default:
+ debug_printf("r300: fs: Bad semantic declaration %d\n",
+ decl->Semantic.SemanticName);
+ break;
+ }
+ break;
+ case TGSI_FILE_OUTPUT:
+ /* Depth write. Mark the position of the output so we can
+ * identify it later. */
+ if (decl->Semantic.SemanticName == TGSI_SEMANTIC_POSITION) {
+ assembler->depth_output = decl->DeclarationRange.First;
+ }
+ break;
+ case TGSI_FILE_CONSTANT:
+ break;
+ case TGSI_FILE_TEMPORARY:
+ assembler->temp_count++;
+ break;
+ default:
+ debug_printf("r300: fs: Bad file %d\n", decl->Declaration.File);
+ break;
+ }
+
+ assembler->temp_offset = assembler->color_count + assembler->tex_count;
+}
+
+static INLINE unsigned r300_fs_src(struct r300_fs_asm* assembler,
+ struct tgsi_src_register* src)
+{
+ switch (src->File) {
+ case TGSI_FILE_NULL:
+ return 0;
+ case TGSI_FILE_INPUT:
+ /* XXX may be wrong */
+ return src->Index;
+ break;
+ case TGSI_FILE_TEMPORARY:
+ return src->Index + assembler->temp_offset;
+ break;
+ case TGSI_FILE_IMMEDIATE:
+ return (src->Index + assembler->imm_offset) | (1 << 8);
+ break;
+ case TGSI_FILE_CONSTANT:
+ /* XXX magic */
+ return src->Index | (1 << 8);
+ break;
+ default:
+ debug_printf("r300: fs: Unimplemented src %d\n", src->File);
+ break;
+ }
+ return 0;
+}
+
+static INLINE unsigned r300_fs_dst(struct r300_fs_asm* assembler,
+ struct tgsi_dst_register* dst)
+{
+ switch (dst->File) {
+ case TGSI_FILE_NULL:
+ /* This happens during KIL instructions. */
+ return 0;
+ break;
+ case TGSI_FILE_OUTPUT:
+ return 0;
+ break;
+ case TGSI_FILE_TEMPORARY:
+ return dst->Index + assembler->temp_offset;
+ break;
+ default:
+ debug_printf("r300: fs: Unimplemented dst %d\n", dst->File);
+ break;
+ }
+ return 0;
+}
+
+static INLINE boolean r300_fs_is_depr(struct r300_fs_asm* assembler,
+ struct tgsi_dst_register* dst)
+{
+ return (assembler->writes_depth &&
+ (dst->File == TGSI_FILE_OUTPUT) &&
+ (dst->Index == assembler->depth_output));
+}
+
+#endif /* R300_FS_INLINES_H */
diff --git a/src/gallium/drivers/r300/r300_query.h b/src/gallium/drivers/r300/r300_query.h
index 4f447ea45b..6a7646087a 100644
--- a/src/gallium/drivers/r300/r300_query.h
+++ b/src/gallium/drivers/r300/r300_query.h
@@ -27,6 +27,8 @@
#include "r300_cs.h"
#include "r300_reg.h"
+struct r300_context;
+
struct r300_query {
/* The kind of query. Currently only OQ is supported. */
unsigned type;
diff --git a/src/gallium/drivers/r300/r300_reg.h b/src/gallium/drivers/r300/r300_reg.h
index 3bb9bc47b5..6825d99870 100644
--- a/src/gallium/drivers/r300/r300_reg.h
+++ b/src/gallium/drivers/r300/r300_reg.h
@@ -1064,8 +1064,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
R300_GA_COLOR_CONTROL_RGB2_SHADING_FLAT | \
R300_GA_COLOR_CONTROL_ALPHA2_SHADING_FLAT | \
R300_GA_COLOR_CONTROL_RGB3_SHADING_FLAT | \
- R300_GA_COLOR_CONTROL_ALPHA3_SHADING_FLAT | \
- R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST )
+ R300_GA_COLOR_CONTROL_ALPHA3_SHADING_FLAT )
# define R300_SHADE_MODEL_SMOOTH ( \
R300_GA_COLOR_CONTROL_RGB0_SHADING_GOURAUD | \
@@ -1075,8 +1074,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
R300_GA_COLOR_CONTROL_RGB2_SHADING_GOURAUD | \
R300_GA_COLOR_CONTROL_ALPHA2_SHADING_GOURAUD | \
R300_GA_COLOR_CONTROL_RGB3_SHADING_GOURAUD | \
- R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD | \
- R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST )
+ R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD )
/* Specifies red & green components of fill color -- S312 format -- Backwards comp. */
#define R300_GA_SOLID_RG 0x427c
@@ -1480,6 +1478,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
# define R300_TX_PITCH_EN (1 << 31)
# define R300_TX_WIDTH(x) ((x) << 0)
# define R300_TX_HEIGHT(x) ((x) << 11)
+# define R300_TX_NUM_LEVELS(x) ((x) << 26)
#define R300_TX_FORMAT1_0 0x44C0
/* The interpretation of the format word by Wladimir van der Laan */
@@ -1487,9 +1486,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
They are given meanings as R, G, B and Alpha by the swizzle
specification */
# define R300_TX_FORMAT_X8 0x0
-# define R500_TX_FORMAT_X1 0x0 // bit set in format 2
# define R300_TX_FORMAT_X16 0x1
-# define R500_TX_FORMAT_X1_REV 0x0 // bit set in format 2
# define R300_TX_FORMAT_Y4X4 0x2
# define R300_TX_FORMAT_Y8X8 0x3
# define R300_TX_FORMAT_Y16X16 0x4
@@ -1506,31 +1503,29 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
# define R300_TX_FORMAT_DXT1 0xF
# define R300_TX_FORMAT_DXT3 0x10
# define R300_TX_FORMAT_DXT5 0x11
-# define R300_TX_FORMAT_D3DMFT_CxV8U8 0x12 /* no swizzle */
-# define R300_TX_FORMAT_A8R8G8B8 0x13 /* no swizzle */
-# define R300_TX_FORMAT_B8G8_B8G8 0x14 /* no swizzle */
-# define R300_TX_FORMAT_G8R8_G8B8 0x15 /* no swizzle */
-
- /* These two values are wrong, but they're the only values that
- * produce any even vaguely correct results. Can r300 only do 16-bit
- * depth textures?
- */
-# define R300_TX_FORMAT_X24_Y8 0x1e
-# define R300_TX_FORMAT_X32 0x1e
-
- /* 0x16 - some 16 bit green format.. ?? */
+# define R300_TX_FORMAT_Y8 0x12
+# define R300_TX_FORMAT_AVYU444 0x13
+# define R300_TX_FORMAT_VYUY422 0x14
+# define R300_TX_FORMAT_YVYU422 0x15
+# define R300_TX_FORMAT_16_MPEG 0x16
+# define R300_TX_FORMAT_16_16_MPEG 0x17
+# define R300_TX_FORMAT_16F 0x18
+# define R300_TX_FORMAT_16F_16F 0x19
+# define R300_TX_FORMAT_16F_16F_16F_16F 0x1A
+# define R300_TX_FORMAT_32F 0x1B
+# define R300_TX_FORMAT_32F_32F 0x1C
+# define R300_TX_FORMAT_32F_32F_32F_32F 0x1D
+# define R300_TX_FORMAT_W24_FP 0x1E
+
+# define R300_TX_FORMAT_SIGNED_W (1 << 5)
+# define R300_TX_FORMAT_SIGNED_Z (1 << 6)
+# define R300_TX_FORMAT_SIGNED_Y (1 << 7)
+# define R300_TX_FORMAT_SIGNED_X (1 << 8)
+# define R300_TX_FORMAT_SIGNED (0xf << 5)
+
# define R300_TX_FORMAT_3D (1 << 25)
# define R300_TX_FORMAT_CUBIC_MAP (2 << 25)
- /* gap */
- /* Floating point formats */
- /* Note - hardware supports both 16 and 32 bit floating point */
-# define R300_TX_FORMAT_FL_I16 0x18
-# define R300_TX_FORMAT_FL_I16A16 0x19
-# define R300_TX_FORMAT_FL_R16G16B16A16 0x1A
-# define R300_TX_FORMAT_FL_I32 0x1B
-# define R300_TX_FORMAT_FL_I32A32 0x1C
-# define R300_TX_FORMAT_FL_R32G32B32A32 0x1D
/* alpha modes, convenience mostly */
/* if you have alpha, pick constant appropriate to the
number of channels (1 for I8, 2 for I8A8, 4 for R8G8B8A8, etc */
@@ -1571,7 +1566,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
# define R300_TX_FORMAT_CONST_Z (4<<5)
# define R300_TX_FORMAT_CONST_W (8<<5)
-# define R300_TX_FORMAT_YUV_MODE 0x00800000
+# define R300_TX_FORMAT_GAMMA (1 << 21)
+# define R300_TX_FORMAT_YUV_TO_RGB (1 << 22)
#define R300_TX_FORMAT2_0 0x4500 /* obvious missing in gap */
# define R300_TX_PITCHMASK_SHIFT 0
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index a6f1efe356..da1d5ffe2f 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -94,8 +94,7 @@ static int r300_get_param(struct pipe_screen* pscreen, int param)
return 0;
}
case PIPE_CAP_S3TC:
- /* IN THEORY */
- return 0;
+ return 1;
case PIPE_CAP_ANISOTROPIC_FILTER:
return 1;
case PIPE_CAP_POINT_SPRITE:
@@ -145,6 +144,9 @@ static int r300_get_param(struct pipe_screen* pscreen, int param)
case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
/* XXX guessing (what a terrible guess) */
return 2;
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ /* XXX */
+ return 0;
default:
debug_printf("r300: Implementation error: Bad param %d\n",
param);
@@ -179,21 +181,58 @@ static float r300_get_paramf(struct pipe_screen* pscreen, int param)
}
}
-static boolean check_tex_2d_format(enum pipe_format format, boolean is_r500)
+static boolean check_tex_2d_format(enum pipe_format format, uint32_t usage,
+ boolean is_r500)
{
switch (format) {
+ /* Supported formats. */
/* Colorbuffer */
case PIPE_FORMAT_A4R4G4B4_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
case PIPE_FORMAT_A1R5G5B5_UNORM:
- case PIPE_FORMAT_A8R8G8B8_UNORM:
+ return usage &
+ (PIPE_TEXTURE_USAGE_RENDER_TARGET |
+ PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_PRIMARY);
+
+ /* Texture */
+ case PIPE_FORMAT_A8R8G8B8_SRGB:
+ case PIPE_FORMAT_R8G8B8A8_SRGB:
+ case PIPE_FORMAT_DXT1_RGB:
+ case PIPE_FORMAT_DXT1_RGBA:
+ case PIPE_FORMAT_DXT3_RGBA:
+ case PIPE_FORMAT_DXT5_RGBA:
+ case PIPE_FORMAT_YCBCR:
+ return usage & PIPE_TEXTURE_USAGE_SAMPLER;
+
/* Colorbuffer or texture */
+ case PIPE_FORMAT_A8R8G8B8_UNORM:
+ case PIPE_FORMAT_R8G8B8A8_UNORM:
case PIPE_FORMAT_I8_UNORM:
+ return usage &
+ (PIPE_TEXTURE_USAGE_RENDER_TARGET |
+ PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_PRIMARY |
+ PIPE_TEXTURE_USAGE_SAMPLER);
+
/* Z buffer */
case PIPE_FORMAT_Z16_UNORM:
- /* Z buffer with stencil */
+ return usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+
+ /* Z buffer with stencil or texture */
case PIPE_FORMAT_Z24S8_UNORM:
- return TRUE;
+ return usage &
+ (PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
+ PIPE_TEXTURE_USAGE_SAMPLER);
+
+ /* Definitely unsupported formats. */
+ /* Non-usable Z buffer/stencil formats. */
+ case PIPE_FORMAT_Z24X8_UNORM:
+ case PIPE_FORMAT_S8Z24_UNORM:
+ case PIPE_FORMAT_X8Z24_UNORM:
+ debug_printf("r300: Note: Got unsupported format: %s in %s\n",
+ pf_name(format), __FUNCTION__);
+ return FALSE;
/* XXX These don't even exist
case PIPE_FORMAT_A32R32G32B32:
@@ -216,7 +255,8 @@ static boolean check_tex_2d_format(enum pipe_format format, boolean is_r500)
return FALSE; */
default:
- debug_printf("r300: Warning: Got unsupported format: %s in %s\n",
+ /* Unknown format... */
+ debug_printf("r300: Warning: Got unknown format: %s in %s\n",
pf_name(format), __FUNCTION__);
break;
}
@@ -233,7 +273,7 @@ static boolean r300_is_format_supported(struct pipe_screen* pscreen,
{
switch (target) {
case PIPE_TEXTURE_2D:
- return check_tex_2d_format(format,
+ return check_tex_2d_format(format, tex_usage,
r300_screen(pscreen)->caps->is_r500);
case PIPE_TEXTURE_1D:
case PIPE_TEXTURE_3D:
diff --git a/src/gallium/drivers/r300/r300_screen.h b/src/gallium/drivers/r300/r300_screen.h
index 3f52dbc3be..2a0e41fbc3 100644
--- a/src/gallium/drivers/r300/r300_screen.h
+++ b/src/gallium/drivers/r300/r300_screen.h
@@ -49,7 +49,7 @@ struct r300_transfer {
};
/* Convenience cast wrapper. */
-static struct r300_screen* r300_screen(struct pipe_screen* screen) {
+static INLINE struct r300_screen* r300_screen(struct pipe_screen* screen) {
return (struct r300_screen*)screen;
}
diff --git a/src/gallium/drivers/r300/r300_shader_inlines.h b/src/gallium/drivers/r300/r300_shader_inlines.h
new file mode 100644
index 0000000000..a04f45b03e
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_shader_inlines.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2009 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#ifndef R300_SHADER_INLINES_H
+#define R300_SHADER_INLINES_H
+
+/* TGSI constants. TGSI is like XML: If it can't solve your problems, you're
+ * not using enough of it. */
+static const struct tgsi_full_src_register r300_constant_zero = {
+ .SrcRegister.Extended = TRUE,
+ .SrcRegister.File = TGSI_FILE_NULL,
+ .SrcRegisterExtSwz.ExtSwizzleX = TGSI_EXTSWIZZLE_ZERO,
+ .SrcRegisterExtSwz.ExtSwizzleY = TGSI_EXTSWIZZLE_ZERO,
+ .SrcRegisterExtSwz.ExtSwizzleZ = TGSI_EXTSWIZZLE_ZERO,
+ .SrcRegisterExtSwz.ExtSwizzleW = TGSI_EXTSWIZZLE_ZERO,
+};
+
+static const struct tgsi_full_src_register r300_constant_one = {
+ .SrcRegister.Extended = TRUE,
+ .SrcRegister.File = TGSI_FILE_NULL,
+ .SrcRegisterExtSwz.ExtSwizzleX = TGSI_EXTSWIZZLE_ONE,
+ .SrcRegisterExtSwz.ExtSwizzleY = TGSI_EXTSWIZZLE_ONE,
+ .SrcRegisterExtSwz.ExtSwizzleZ = TGSI_EXTSWIZZLE_ONE,
+ .SrcRegisterExtSwz.ExtSwizzleW = TGSI_EXTSWIZZLE_ONE,
+};
+
+#endif /* R300_SHADER_INLINES_H */
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 01e2b51153..68da0aa4cb 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -24,12 +24,14 @@
#include "util/u_pack_color.h"
#include "util/u_debug.h"
+
+#include "pipe/p_config.h"
#include "pipe/internal/p_winsys_screen.h"
#include "r300_context.h"
#include "r300_reg.h"
#include "r300_state_inlines.h"
-#include "r300_state_shader.h"
+#include "r300_fs.h"
/* r300_state: Functions used to intialize state context by translating
* Gallium state objects into semi-native r300 state objects. */
@@ -283,14 +285,12 @@ static void* r300_create_fs_state(struct pipe_context* pipe,
const struct pipe_shader_state* shader)
{
struct r300_context* r300 = r300_context(pipe);
- struct r3xx_fragment_shader* fs = NULL;
+ struct r300_fragment_shader* fs = NULL;
if (r300_screen(r300->context.screen)->caps->is_r500) {
- fs =
- (struct r3xx_fragment_shader*)CALLOC_STRUCT(r500_fragment_shader);
+ fs = (struct r300_fragment_shader*)CALLOC_STRUCT(r5xx_fragment_shader);
} else {
- fs =
- (struct r3xx_fragment_shader*)CALLOC_STRUCT(r300_fragment_shader);
+ fs = (struct r300_fragment_shader*)CALLOC_STRUCT(r3xx_fragment_shader);
}
/* Copy state directly into shader. */
@@ -306,7 +306,7 @@ static void* r300_create_fs_state(struct pipe_context* pipe,
static void r300_bind_fs_state(struct pipe_context* pipe, void* shader)
{
struct r300_context* r300 = r300_context(pipe);
- struct r3xx_fragment_shader* fs = (struct r3xx_fragment_shader*)shader;
+ struct r300_fragment_shader* fs = (struct r300_fragment_shader*)shader;
if (fs == NULL) {
r300->fs = NULL;
@@ -324,7 +324,7 @@ static void r300_bind_fs_state(struct pipe_context* pipe, void* shader)
/* Delete fragment shader state. */
static void r300_delete_fs_state(struct pipe_context* pipe, void* shader)
{
- struct r3xx_fragment_shader* fs = (struct r3xx_fragment_shader*)shader;
+ struct r300_fragment_shader* fs = (struct r300_fragment_shader*)shader;
FREE(fs->state.tokens);
FREE(shader);
}
@@ -352,14 +352,19 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
rs->enable_vte = !state->bypass_vs_clip_and_viewport;
+#ifdef PIPE_ARCH_LITTLE_ENDIAN
+ rs->vap_control_status = R300_VC_NO_SWAP;
+#else
+ rs->vap_control_status = R300_VC_32BIT_SWAP;
+#endif
+
/* If bypassing TCL, or if no TCL engine is present, turn off the HW TCL.
* Else, enable HW TCL and force Draw's TCL off. */
if (state->bypass_vs_clip_and_viewport ||
!r300_screen(pipe->screen)->caps->has_tcl) {
- rs->vap_control_status = R300_VAP_TCL_BYPASS;
+ rs->vap_control_status |= R300_VAP_TCL_BYPASS;
} else {
rs->rs.bypass_vs_clip_and_viewport = TRUE;
- rs->vap_control_status = 0;
}
rs->point_size = pack_float_16_6x(state->point_size) |
@@ -423,6 +428,10 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
rs->color_control = R300_SHADE_MODEL_SMOOTH;
}
+ if (!state->flatshade_first) {
+ rs->color_control |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST;
+ }
+
return (void*)rs;
}
diff --git a/src/gallium/drivers/r300/r300_state_invariant.c b/src/gallium/drivers/r300/r300_state_invariant.c
index e438114010..9f534b8ce3 100644
--- a/src/gallium/drivers/r300/r300_state_invariant.c
+++ b/src/gallium/drivers/r300/r300_state_invariant.c
@@ -34,14 +34,17 @@ void r300_emit_invariant_state(struct r300_context* r300)
struct r300_capabilities* caps = r300_screen(r300->context.screen)->caps;
CS_LOCALS(r300);
- BEGIN_CS(26 + (caps->has_tcl ? 2: 0));
+ BEGIN_CS(22 + (caps->has_tcl ? 2: 0));
/*** Graphics Backend (GB) ***/
/* Various GB enables */
OUT_CS_REG(R300_GB_ENABLE, 0x0);
- /* Subpixel multisampling for AA */
- OUT_CS_REG(R300_GB_MSPOS0, 0x66666666);
- OUT_CS_REG(R300_GB_MSPOS1, 0x6666666);
+ /* Subpixel multisampling for AA
+ * These are commented out because glisse's CS checker doesn't like them.
+ * I presume these will be re-enabled later.
+ * OUT_CS_REG(R300_GB_MSPOS0, 0x66666666);
+ * OUT_CS_REG(R300_GB_MSPOS1, 0x6666666);
+ */
/* Source of fog depth */
OUT_CS_REG(R300_GB_SELECT, R300_GB_FOG_SELECT_1_1_W);
/* AA enable */
@@ -69,7 +72,7 @@ void r300_emit_invariant_state(struct r300_context* r300)
END_CS;
/* XXX unsorted stuff from surface_fill */
- BEGIN_CS(77 + (caps->has_tcl ? 5 : 0));
+ BEGIN_CS(75 + (caps->has_tcl ? 5 : 0));
/* Flush PVS. */
OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0);
@@ -77,17 +80,12 @@ void r300_emit_invariant_state(struct r300_context* r300)
R300_VPORT_X_OFFSET_ENA | R300_VPORT_Y_SCALE_ENA |
R300_VPORT_Y_OFFSET_ENA | R300_VPORT_Z_SCALE_ENA |
R300_VPORT_Z_OFFSET_ENA | R300_VTX_W0_FMT);
- /* XXX endian */
if (caps->has_tcl) {
- OUT_CS_REG(R300_VAP_CNTL_STATUS, R300_VC_NO_SWAP);
OUT_CS_REG_SEQ(R300_VAP_GB_VERT_CLIP_ADJ, 4);
OUT_CS_32F(1.0);
OUT_CS_32F(1.0);
OUT_CS_32F(1.0);
OUT_CS_32F(1.0);
- } else {
- OUT_CS_REG(R300_VAP_CNTL_STATUS, R300_VC_NO_SWAP |
- R300_VAP_TCL_BYPASS);
}
/* XXX point tex stuffing */
OUT_CS_REG_SEQ(R300_GA_POINT_S0, 1);
diff --git a/src/gallium/drivers/r300/r300_surface.c b/src/gallium/drivers/r300/r300_surface.c
index c9e2dff14e..fdabe4d9cf 100644
--- a/src/gallium/drivers/r300/r300_surface.c
+++ b/src/gallium/drivers/r300/r300_surface.c
@@ -151,11 +151,11 @@ validate:
/* Fragment shader setup */
if (caps->is_r500) {
- r500_emit_fragment_shader(r300, &r500_passthrough_fragment_shader);
- r300_emit_rs_block_state(r300, &r500_rs_block_clear_state);
+ r500_emit_fragment_shader(r300, &r5xx_passthrough_fragment_shader);
+ r300_emit_rs_block_state(r300, &r5xx_rs_block_clear_state);
} else {
- r300_emit_fragment_shader(r300, &r300_passthrough_fragment_shader);
- r300_emit_rs_block_state(r300, &r300_rs_block_clear_state);
+ r300_emit_fragment_shader(r300, &r3xx_passthrough_fragment_shader);
+ r300_emit_rs_block_state(r300, &r3xx_rs_block_clear_state);
}
BEGIN_CS(26);
@@ -228,13 +228,14 @@ static void r300_surface_copy(struct pipe_context* pipe,
struct r300_texture* desttex = (struct r300_texture*)dest->texture;
unsigned pixpitch = srctex->stride / srctex->tex.block.size;
boolean invalid = FALSE;
+ float fsrcx = srcx, fsrcy = srcy, fdestx = destx, fdesty = desty;
CS_LOCALS(r300);
debug_printf("r300: Copying surface %p at (%d,%d) to %p at (%d, %d),"
" dimensions %dx%d (pixel pitch %d)\n",
src, srcx, srcy, dest, destx, desty, w, h, pixpitch);
- if ((srctex == desttex) &&
+ if ((srctex->buffer == desttex->buffer) &&
((destx < srcx + w) || (srcx < destx + w)) &&
((desty < srcy + h) || (srcy < desty + h))) {
fallback:
@@ -267,14 +268,10 @@ validate:
r300_surface_setup(r300, desttex, destx, desty, w, h);
/* Setup the texture. */
- r300_emit_sampler(r300, &r300_sampler_copy_state, 0);
- r300_emit_texture(r300, srctex, 0);
+ r300_emit_texture(r300, &r300_sampler_copy_state, srctex, 0);
/* Flush and enable. */
- BEGIN_CS(4);
- OUT_CS_REG(R300_TX_INVALTAGS, 0);
- OUT_CS_REG(R300_TX_ENABLE, 0x1);
- END_CS;
+ r300_flush_textures(r300);
/* Vertex shader setup */
if (caps->has_tcl) {
@@ -291,11 +288,11 @@ validate:
/* Fragment shader setup */
if (caps->is_r500) {
- r500_emit_fragment_shader(r300, &r500_texture_fragment_shader);
- r300_emit_rs_block_state(r300, &r500_rs_block_copy_state);
+ r500_emit_fragment_shader(r300, &r5xx_texture_fragment_shader);
+ r300_emit_rs_block_state(r300, &r5xx_rs_block_copy_state);
} else {
- r300_emit_fragment_shader(r300, &r300_texture_fragment_shader);
- r300_emit_rs_block_state(r300, &r300_rs_block_copy_state);
+ r300_emit_fragment_shader(r300, &r3xx_texture_fragment_shader);
+ r300_emit_rs_block_state(r300, &r3xx_rs_block_copy_state);
}
BEGIN_CS(30);
@@ -329,25 +326,25 @@ validate:
OUT_CS(R300_PRIM_TYPE_QUADS | R300_PRIM_WALK_RING |
(4 << R300_PRIM_NUM_VERTICES_SHIFT));
/* (x , y ) */
- OUT_CS_32F((float)(destx / dest->width));
- OUT_CS_32F((float)(desty / dest->height));
- OUT_CS_32F((float)(srcx / dest->width));
- OUT_CS_32F((float)(srcy / dest->height));
+ OUT_CS_32F(fdestx / dest->width);
+ OUT_CS_32F(fdesty / dest->height);
+ OUT_CS_32F(fsrcx / src->width);
+ OUT_CS_32F(fsrcy / src->height);
/* (x , y + h) */
- OUT_CS_32F((float)(destx / dest->width));
- OUT_CS_32F((float)((desty + h) / dest->height));
- OUT_CS_32F((float)(srcx / dest->width));
- OUT_CS_32F((float)((srcy + h) / dest->height));
+ OUT_CS_32F(fdestx / dest->width);
+ OUT_CS_32F((fdesty + h) / dest->height);
+ OUT_CS_32F(fsrcx / src->width);
+ OUT_CS_32F((fsrcy + h) / src->height);
/* (x + w, y + h) */
- OUT_CS_32F((float)((destx + w) / dest->width));
- OUT_CS_32F((float)((desty + h) / dest->height));
- OUT_CS_32F((float)((srcx + w) / dest->width));
- OUT_CS_32F((float)((srcy + h) / dest->height));
+ OUT_CS_32F((fdestx + w) / dest->width);
+ OUT_CS_32F((fdesty + h) / dest->height);
+ OUT_CS_32F((fsrcx + w) / src->width);
+ OUT_CS_32F((fsrcy + h) / src->height);
/* (x + w, y ) */
- OUT_CS_32F((float)((destx + w) / dest->width));
- OUT_CS_32F((float)(desty / dest->height));
- OUT_CS_32F((float)((srcx + w) / dest->width));
- OUT_CS_32F((float)(srcy / dest->height));
+ OUT_CS_32F((fdestx + w) / dest->width);
+ OUT_CS_32F(fdesty / dest->height);
+ OUT_CS_32F((fsrcx + w) / src->width);
+ OUT_CS_32F(fsrcy / src->height);
OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT, 0xA);
diff --git a/src/gallium/drivers/r300/r300_surface.h b/src/gallium/drivers/r300/r300_surface.h
index 9a4c39f58b..d01f0b143f 100644
--- a/src/gallium/drivers/r300/r300_surface.h
+++ b/src/gallium/drivers/r300/r300_surface.h
@@ -31,8 +31,8 @@
#include "r300_context.h"
#include "r300_cs.h"
#include "r300_emit.h"
-#include "r300_state_shader.h"
-#include "r300_state_tcl.h"
+#include "r300_fs.h"
+#include "r300_vs.h"
#include "r300_state_inlines.h"
static struct r300_blend_state blend_clear_state = {
@@ -72,7 +72,7 @@ static struct r300_rs_state rs_clear_state = {
.color_control = R300_SHADE_MODEL_FLAT,
};
-static struct r300_rs_block r300_rs_block_clear_state = {
+static struct r300_rs_block r3xx_rs_block_clear_state = {
.ip[0] = R500_RS_SEL_S(R300_RS_SEL_K0) |
R500_RS_SEL_T(R300_RS_SEL_K0) |
R500_RS_SEL_R(R300_RS_SEL_K0) |
@@ -82,7 +82,7 @@ static struct r300_rs_block r300_rs_block_clear_state = {
.inst_count = 0,
};
-static struct r300_rs_block r500_rs_block_clear_state = {
+static struct r300_rs_block r5xx_rs_block_clear_state = {
.ip[0] = R500_RS_SEL_S(R500_RS_IP_PTR_K0) |
R500_RS_SEL_T(R500_RS_IP_PTR_K0) |
R500_RS_SEL_R(R500_RS_IP_PTR_K0) |
@@ -94,7 +94,7 @@ static struct r300_rs_block r500_rs_block_clear_state = {
/* The following state is used for surface_copy only. */
-static struct r300_rs_block r300_rs_block_copy_state = {
+static struct r300_rs_block r3xx_rs_block_copy_state = {
.ip[0] = R500_RS_SEL_S(R300_RS_SEL_K0) |
R500_RS_SEL_T(R300_RS_SEL_K0) |
R500_RS_SEL_R(R300_RS_SEL_K0) |
@@ -104,7 +104,7 @@ static struct r300_rs_block r300_rs_block_copy_state = {
.inst_count = R300_RS_TX_OFFSET(0),
};
-static struct r300_rs_block r500_rs_block_copy_state = {
+static struct r300_rs_block r5xx_rs_block_copy_state = {
.ip[0] = R500_RS_SEL_S(0) |
R500_RS_SEL_T(1) |
R500_RS_SEL_R(R500_RS_IP_PTR_K0) |
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index 5ea9f56247..11c7858d42 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -22,6 +22,8 @@
#include "r300_texture.h"
+/* XXX maths need to go to util */
+
static int minify(int i)
{
return MAX2(1, i >> 1);
@@ -30,25 +32,29 @@ static int minify(int i)
static void r300_setup_texture_state(struct r300_texture* tex,
unsigned width,
unsigned height,
- unsigned pitch)
+ unsigned pitch,
+ unsigned levels)
{
struct r300_texture_state* state = &tex->state;
state->format0 = R300_TX_WIDTH((width - 1) & 0x7ff) |
- R300_TX_HEIGHT((height - 1) & 0x7ff) | R300_TX_PITCH_EN;
+ R300_TX_HEIGHT((height - 1) & 0x7ff) |
+ R300_TX_NUM_LEVELS(levels) |
+ R300_TX_PITCH_EN;
/* XXX */
- state->format1 = R300_TX_FORMAT_A8R8G8B8;
+ state->format1 = r300_translate_texformat(tex->tex.format);
state->format2 = pitch - 1;
- /* XXX
+ /* Assume (somewhat foolishly) that oversized textures will
+ * not be permitted by the state tracker. */
if (width > 2048) {
- state->pitch |= R300_TXWIDTH_11;
+ state->format2 |= R500_TXWIDTH_BIT11;
}
if (height > 2048) {
- state->pitch |= R300_TXHEIGHT_11;
- } */
+ state->format2 |= R500_TXHEIGHT_BIT11;
+ }
}
static void r300_setup_miptree(struct r300_texture* tex)
@@ -67,14 +73,18 @@ static void r300_setup_miptree(struct r300_texture* tex)
base->nblocksx[i] = pf_get_nblocksx(&base->block, base->width[i]);
base->nblocksy[i] = pf_get_nblocksy(&base->block, base->width[i]);
- /* Radeons enjoy things in multiples of 32. */
- /* XXX this can be 32 when POT */
- stride = (base->nblocksx[i] * base->block.size + 63) & ~63;
+ /* Radeons enjoy things in multiples of 64.
+ *
+ * XXX
+ * POT, uncompressed, unmippmapped textures can be aligned to 32,
+ * instead of 64. */
+ stride = align(base->nblocksx[i] * base->block.size, 64);
size = stride * base->nblocksy[i] * base->depth[i];
- tex->offset[i] = (tex->size + 63) & ~63;
+ tex->offset[i] = align(tex->size, 64);
tex->size = tex->offset[i] + size;
+ /* Save stride of first level to the texture. */
if (i == 0) {
tex->stride = stride;
}
@@ -98,9 +108,8 @@ static struct pipe_texture*
r300_setup_miptree(tex);
- /* XXX */
- r300_setup_texture_state(tex, tex->tex.width[0], tex->tex.height[0],
- tex->tex.width[0]);
+ r300_setup_texture_state(tex, template->width[0], template->height[0],
+ template->width[0], template->last_level);
tex->buffer = screen->buffer_create(screen, 64,
PIPE_BUFFER_USAGE_PIXEL,
@@ -164,6 +173,7 @@ static struct pipe_texture*
{
struct r300_texture* tex;
+ /* XXX we should start doing mips now... */
if (base->target != PIPE_TEXTURE_2D ||
base->last_level != 0 ||
base->depth[0] != 1) {
@@ -181,8 +191,9 @@ static struct pipe_texture*
tex->stride = *stride;
+ /* XXX */
r300_setup_texture_state(tex, tex->tex.width[0], tex->tex.height[0],
- tex->stride);
+ tex->stride, 0);
pipe_buffer_reference(&tex->buffer, buffer);
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index 98fb5c9a08..3b56f0307c 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -32,6 +32,52 @@
void r300_init_screen_texture_functions(struct pipe_screen* screen);
+/* Note the signature of R300_EASY_TX_FORMAT(A, R, G, B, FORMAT)... */
+static INLINE uint32_t r300_translate_texformat(enum pipe_format format)
+{
+ switch (format) {
+ /* X8 */
+ case PIPE_FORMAT_I8_UNORM:
+ return R300_EASY_TX_FORMAT(X, X, X, X, X8);
+ /* W8Z8Y8X8 */
+ case PIPE_FORMAT_A8R8G8B8_UNORM:
+ return R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8);
+ case PIPE_FORMAT_R8G8B8A8_UNORM:
+ return R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8);
+ case PIPE_FORMAT_A8R8G8B8_SRGB:
+ return R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8) |
+ R300_TX_FORMAT_GAMMA;
+ case PIPE_FORMAT_R8G8B8A8_SRGB:
+ return R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8) |
+ R300_TX_FORMAT_GAMMA;
+ /* DXT1 */
+ case PIPE_FORMAT_DXT1_RGB:
+ return R300_EASY_TX_FORMAT(X, Y, Z, ONE, DXT1);
+ case PIPE_FORMAT_DXT1_RGBA:
+ return R300_EASY_TX_FORMAT(X, Y, Z, W, DXT1);
+ /* DXT3 */
+ case PIPE_FORMAT_DXT3_RGBA:
+ return R300_EASY_TX_FORMAT(X, Y, Z, W, DXT3);
+ /* DXT5 */
+ case PIPE_FORMAT_DXT5_RGBA:
+ return R300_EASY_TX_FORMAT(Y, Z, W, X, DXT5);
+ /* YVYU422 */
+ case PIPE_FORMAT_YCBCR:
+ return R300_EASY_TX_FORMAT(X, Y, Z, ONE, YVYU422) |
+ R300_TX_FORMAT_YUV_TO_RGB;
+ /* W24_FP */
+ case PIPE_FORMAT_Z24S8_UNORM:
+ return R300_EASY_TX_FORMAT(X, X, X, X, W24_FP);
+ default:
+ debug_printf("r300: Implementation error: "
+ "Got unsupported texture format %s in %s\n",
+ pf_name(format), __FUNCTION__);
+ assert(0);
+ break;
+ }
+ return 0;
+}
+
#ifndef R300_WINSYS_H
boolean r300_get_texture_buffer(struct pipe_texture* texture,
diff --git a/src/gallium/drivers/r300/r300_state_tcl.c b/src/gallium/drivers/r300/r300_vs.c
index 8cf8250425..f87435f9f0 100644
--- a/src/gallium/drivers/r300/r300_state_tcl.c
+++ b/src/gallium/drivers/r300/r300_vs.c
@@ -20,7 +20,7 @@
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
-#include "r300_state_tcl.h"
+#include "r300_vs.h"
static void r300_vs_declare(struct r300_vs_asm* assembler,
struct tgsi_full_declaration* decl)
@@ -403,7 +403,7 @@ void r300_translate_vertex_shader(struct r300_context* r300,
debug_printf("r300: vs: tab: %d %d %d %d\n", assembler->tab[0],
assembler->tab[1], assembler->tab[2], assembler->tab[3]);
- tgsi_dump(vs->state.tokens);
+ tgsi_dump(vs->state.tokens, 0);
/* XXX finish r300 vertex shader dumper */
r300_vs_dump(vs);
diff --git a/src/gallium/drivers/r300/r300_state_tcl.h b/src/gallium/drivers/r300/r300_vs.h
index 2c8b586c2f..165d717812 100644
--- a/src/gallium/drivers/r300/r300_state_tcl.h
+++ b/src/gallium/drivers/r300/r300_vs.h
@@ -20,15 +20,17 @@
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
-#ifndef R300_STATE_TCL_H
-#define R300_STATE_TCL_H
+#ifndef R300_VS_H
+#define R300_VS_H
#include "tgsi/tgsi_parse.h"
+#include "tgsi/tgsi_dump.h"
#include "r300_context.h"
#include "r300_debug.h"
#include "r300_reg.h"
#include "r300_screen.h"
+#include "r300_shader_inlines.h"
/* XXX get these to r300_reg */
#define R300_PVS_DST_OPCODE(x) ((x) << 0)
@@ -84,15 +86,6 @@
(R300_PVS_MODIFIER_X | R300_PVS_MODIFIER_Y | \
R300_PVS_MODIFIER_Z | R300_PVS_MODIFIER_W)
-static const struct tgsi_full_src_register r300_constant_zero = {
- .SrcRegister.Extended = TRUE,
- .SrcRegister.File = TGSI_FILE_NULL,
- .SrcRegisterExtSwz.ExtSwizzleX = TGSI_EXTSWIZZLE_ZERO,
- .SrcRegisterExtSwz.ExtSwizzleY = TGSI_EXTSWIZZLE_ZERO,
- .SrcRegisterExtSwz.ExtSwizzleZ = TGSI_EXTSWIZZLE_ZERO,
- .SrcRegisterExtSwz.ExtSwizzleW = TGSI_EXTSWIZZLE_ZERO,
-};
-
/* Temporary struct used to hold assembly state while putting together
* fragment programs. */
struct r300_vs_asm {
@@ -161,4 +154,4 @@ static struct r300_vertex_shader r300_texture_vertex_shader = {
void r300_translate_vertex_shader(struct r300_context* r300,
struct r300_vertex_shader* vs);
-#endif /* R300_STATE_TCL_H */
+#endif /* R300_VS_H */
diff --git a/src/gallium/drivers/r300/r3xx_fs.c b/src/gallium/drivers/r300/r3xx_fs.c
new file mode 100644
index 0000000000..6e05d76977
--- /dev/null
+++ b/src/gallium/drivers/r300/r3xx_fs.c
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#include "r3xx_fs.h"
+
+static INLINE uint32_t r3xx_rgb_op(unsigned op)
+{
+ switch (op) {
+ case TGSI_OPCODE_MOV:
+ return R300_ALU_OUTC_CMP;
+ default:
+ return 0;
+ }
+}
+
+static INLINE uint32_t r3xx_alpha_op(unsigned op)
+{
+ switch (op) {
+ case TGSI_OPCODE_MOV:
+ return R300_ALU_OUTA_CMP;
+ default:
+ return 0;
+ }
+}
+
+static INLINE void r3xx_emit_maths(struct r3xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler,
+ struct tgsi_full_src_register* src,
+ struct tgsi_full_dst_register* dst,
+ unsigned op,
+ unsigned count)
+{
+ int i = fs->alu_instruction_count;
+
+ fs->instructions[i].alu_rgb_inst = R300_RGB_SWIZA(R300_ALU_ARGC_SRC0C_XYZ) |
+ R300_RGB_SWIZB(R300_ALU_ARGC_SRC0C_XYZ) |
+ R300_RGB_SWIZC(R300_ALU_ARGC_ZERO) |
+ r3xx_rgb_op(op);
+ fs->instructions[i].alu_rgb_addr = R300_RGB_ADDR0(0) | R300_RGB_ADDR1(0) |
+ R300_RGB_ADDR2(0) | R300_ALU_DSTC_OUTPUT_XYZ;
+ fs->instructions[i].alu_alpha_inst = R300_ALPHA_SWIZA(R300_ALU_ARGA_SRC0A) |
+ R300_ALPHA_SWIZB(R300_ALU_ARGA_SRC0A) |
+ R300_ALPHA_SWIZC(R300_ALU_ARGA_ZERO) |
+ r3xx_alpha_op(op);
+ fs->instructions[i].alu_alpha_addr = R300_ALPHA_ADDR0(0) |
+ R300_ALPHA_ADDR1(0) | R300_ALPHA_ADDR2(0) | R300_ALU_DSTA_OUTPUT;
+
+ fs->alu_instruction_count++;
+}
+
+void r3xx_fs_finalize(struct r300_fragment_shader* fs,
+ struct r300_fs_asm* assembler)
+{
+ fs->stack_size = assembler->temp_count + assembler->temp_offset + 1;
+}
+
+void r3xx_fs_instruction(struct r3xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler,
+ struct tgsi_full_instruction* inst)
+{
+ switch (inst->Instruction.Opcode) {
+ case TGSI_OPCODE_MOV:
+ /* src0 -> src1 and src2 forced to zero */
+ inst->FullSrcRegisters[1] = inst->FullSrcRegisters[0];
+ inst->FullSrcRegisters[2] = r300_constant_zero;
+ r3xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
+ break;
+ case TGSI_OPCODE_END:
+ break;
+ default:
+ debug_printf("r300: fs: Bad opcode %d\n",
+ inst->Instruction.Opcode);
+ break;
+ }
+}
diff --git a/src/gallium/drivers/r300/r3xx_fs.h b/src/gallium/drivers/r300/r3xx_fs.h
new file mode 100644
index 0000000000..3da39ec252
--- /dev/null
+++ b/src/gallium/drivers/r300/r3xx_fs.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#ifndef R3XX_FS_H
+#define R3XX_FS_H
+
+#include "r300_fs_inlines.h"
+
+static struct r3xx_fragment_shader r3xx_passthrough_fragment_shader = {
+ .alu_instruction_count = 1,
+ .tex_instruction_count = 0,
+ .indirections = 0,
+ .shader.stack_size = 1,
+
+ .instructions[0].alu_rgb_inst = R300_RGB_SWIZA(R300_ALU_ARGC_SRC0C_XYZ) |
+ R300_RGB_SWIZB(R300_ALU_ARGC_SRC0C_XYZ) |
+ R300_RGB_SWIZC(R300_ALU_ARGC_ZERO) |
+ R300_ALU_OUTC_CMP,
+ .instructions[0].alu_rgb_addr = R300_RGB_ADDR0(0) | R300_RGB_ADDR1(0) |
+ R300_RGB_ADDR2(0) | R300_ALU_DSTC_OUTPUT_XYZ,
+ .instructions[0].alu_alpha_inst = R300_ALPHA_SWIZA(R300_ALU_ARGA_SRC0A) |
+ R300_ALPHA_SWIZB(R300_ALU_ARGA_SRC0A) |
+ R300_ALPHA_SWIZC(R300_ALU_ARGA_ZERO) |
+ R300_ALU_OUTA_CMP,
+ .instructions[0].alu_alpha_addr = R300_ALPHA_ADDR0(0) |
+ R300_ALPHA_ADDR1(0) | R300_ALPHA_ADDR2(0) | R300_ALU_DSTA_OUTPUT,
+};
+
+static struct r3xx_fragment_shader r3xx_texture_fragment_shader = {
+ .alu_instruction_count = 1,
+ .tex_instruction_count = 0,
+ .indirections = 0,
+ .shader.stack_size = 1,
+
+ .instructions[0].alu_rgb_inst = R300_RGB_SWIZA(R300_ALU_ARGC_SRC0C_XYZ) |
+ R300_RGB_SWIZB(R300_ALU_ARGC_SRC0C_XYZ) |
+ R300_RGB_SWIZC(R300_ALU_ARGC_ZERO) |
+ R300_ALU_OUTC_CMP,
+ .instructions[0].alu_rgb_addr = R300_RGB_ADDR0(0) | R300_RGB_ADDR1(0) |
+ R300_RGB_ADDR2(0) | R300_ALU_DSTC_OUTPUT_XYZ,
+ .instructions[0].alu_alpha_inst = R300_ALPHA_SWIZA(R300_ALU_ARGA_SRC0A) |
+ R300_ALPHA_SWIZB(R300_ALU_ARGA_SRC0A) |
+ R300_ALPHA_SWIZC(R300_ALU_ARGA_ZERO) |
+ R300_ALU_OUTA_CMP,
+ .instructions[0].alu_alpha_addr = R300_ALPHA_ADDR0(0) |
+ R300_ALPHA_ADDR1(0) | R300_ALPHA_ADDR2(0) | R300_ALU_DSTA_OUTPUT,
+};
+
+void r3xx_fs_finalize(struct r300_fragment_shader* fs,
+ struct r300_fs_asm* assembler);
+
+void r3xx_fs_instruction(struct r3xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler,
+ struct tgsi_full_instruction* inst);
+
+#endif /* R3XX_FS_H */
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r5xx_fs.c
index cc7f6a7c4b..99d826278c 100644
--- a/src/gallium/drivers/r300/r300_state_shader.c
+++ b/src/gallium/drivers/r300/r5xx_fs.c
@@ -1,5 +1,6 @@
/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -20,104 +21,9 @@
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
-#include "r300_state_shader.h"
+#include "r5xx_fs.h"
-static void r300_fs_declare(struct r300_fs_asm* assembler,
- struct tgsi_full_declaration* decl)
-{
- switch (decl->Declaration.File) {
- case TGSI_FILE_INPUT:
- switch (decl->Semantic.SemanticName) {
- case TGSI_SEMANTIC_COLOR:
- assembler->color_count++;
- break;
- case TGSI_SEMANTIC_FOG:
- case TGSI_SEMANTIC_GENERIC:
- assembler->tex_count++;
- break;
- default:
- debug_printf("r300: fs: Bad semantic declaration %d\n",
- decl->Semantic.SemanticName);
- break;
- }
- break;
- case TGSI_FILE_OUTPUT:
- /* Depth write. Mark the position of the output so we can
- * identify it later. */
- if (decl->Semantic.SemanticName == TGSI_SEMANTIC_POSITION) {
- assembler->depth_output = decl->DeclarationRange.First;
- }
- break;
- case TGSI_FILE_CONSTANT:
- break;
- case TGSI_FILE_TEMPORARY:
- assembler->temp_count++;
- break;
- default:
- debug_printf("r300: fs: Bad file %d\n", decl->Declaration.File);
- break;
- }
-
- assembler->temp_offset = assembler->color_count + assembler->tex_count;
-}
-
-static INLINE unsigned r300_fs_src(struct r300_fs_asm* assembler,
- struct tgsi_src_register* src)
-{
- switch (src->File) {
- case TGSI_FILE_NULL:
- return 0;
- case TGSI_FILE_INPUT:
- /* XXX may be wrong */
- return src->Index;
- break;
- case TGSI_FILE_TEMPORARY:
- return src->Index + assembler->temp_offset;
- break;
- case TGSI_FILE_IMMEDIATE:
- return (src->Index + assembler->imm_offset) | (1 << 8);
- break;
- case TGSI_FILE_CONSTANT:
- /* XXX magic */
- return src->Index | (1 << 8);
- break;
- default:
- debug_printf("r300: fs: Unimplemented src %d\n", src->File);
- break;
- }
- return 0;
-}
-
-static INLINE unsigned r300_fs_dst(struct r300_fs_asm* assembler,
- struct tgsi_dst_register* dst)
-{
- switch (dst->File) {
- case TGSI_FILE_NULL:
- /* This happens during KIL instructions. */
- return 0;
- break;
- case TGSI_FILE_OUTPUT:
- return 0;
- break;
- case TGSI_FILE_TEMPORARY:
- return dst->Index + assembler->temp_offset;
- break;
- default:
- debug_printf("r300: fs: Unimplemented dst %d\n", dst->File);
- break;
- }
- return 0;
-}
-
-static INLINE boolean r300_fs_is_depr(struct r300_fs_asm* assembler,
- struct tgsi_dst_register* dst)
-{
- return (assembler->writes_depth &&
- (dst->File == TGSI_FILE_OUTPUT) &&
- (dst->Index == assembler->depth_output));
-}
-
-static INLINE unsigned r500_fix_swiz(unsigned s)
+static INLINE unsigned r5xx_fix_swiz(unsigned s)
{
/* For historical reasons, the swizzle values x, y, z, w, and 0 are
* equivalent to the actual machine code, but 1 is not. Thus, we just
@@ -129,13 +35,13 @@ static INLINE unsigned r500_fix_swiz(unsigned s)
}
}
-static uint32_t r500_rgba_swiz(struct tgsi_full_src_register* reg)
+static uint32_t r5xx_rgba_swiz(struct tgsi_full_src_register* reg)
{
if (reg->SrcRegister.Extended) {
- return r500_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleX) |
- (r500_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleY) << 3) |
- (r500_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleZ) << 6) |
- (r500_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleW) << 9);
+ return r5xx_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleX) |
+ (r5xx_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleY) << 3) |
+ (r5xx_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleZ) << 6) |
+ (r5xx_fix_swiz(reg->SrcRegisterExtSwz.ExtSwizzleW) << 9);
} else {
return reg->SrcRegister.SwizzleX |
(reg->SrcRegister.SwizzleY << 3) |
@@ -144,7 +50,7 @@ static uint32_t r500_rgba_swiz(struct tgsi_full_src_register* reg)
}
}
-static uint32_t r500_strq_swiz(struct tgsi_full_src_register* reg)
+static uint32_t r5xx_strq_swiz(struct tgsi_full_src_register* reg)
{
return reg->SrcRegister.SwizzleX |
(reg->SrcRegister.SwizzleY << 2) |
@@ -152,43 +58,23 @@ static uint32_t r500_strq_swiz(struct tgsi_full_src_register* reg)
(reg->SrcRegister.SwizzleW << 6);
}
-static INLINE uint32_t r500_rgb_swiz(struct tgsi_full_src_register* reg)
+static INLINE uint32_t r5xx_rgb_swiz(struct tgsi_full_src_register* reg)
{
/* Only the first 9 bits... */
- return (r500_rgba_swiz(reg) & 0x1ff) |
+ return (r5xx_rgba_swiz(reg) & 0x1ff) |
(reg->SrcRegister.Negate ? (1 << 9) : 0) |
(reg->SrcRegisterExtMod.Absolute ? (1 << 10) : 0);
}
-static INLINE uint32_t r500_alpha_swiz(struct tgsi_full_src_register* reg)
+static INLINE uint32_t r5xx_alpha_swiz(struct tgsi_full_src_register* reg)
{
/* Only the last 3 bits... */
- return (r500_rgba_swiz(reg) >> 9) |
+ return (r5xx_rgba_swiz(reg) >> 9) |
(reg->SrcRegister.Negate ? (1 << 9) : 0) |
(reg->SrcRegisterExtMod.Absolute ? (1 << 10) : 0);
}
-static INLINE uint32_t r300_rgb_op(unsigned op)
-{
- switch (op) {
- case TGSI_OPCODE_MOV:
- return R300_ALU_OUTC_CMP;
- default:
- return 0;
- }
-}
-
-static INLINE uint32_t r300_alpha_op(unsigned op)
-{
- switch (op) {
- case TGSI_OPCODE_MOV:
- return R300_ALU_OUTA_CMP;
- default:
- return 0;
- }
-}
-
-static INLINE uint32_t r500_rgba_op(unsigned op)
+static INLINE uint32_t r5xx_rgba_op(unsigned op)
{
switch (op) {
case TGSI_OPCODE_COS:
@@ -224,7 +110,7 @@ static INLINE uint32_t r500_rgba_op(unsigned op)
}
}
-static INLINE uint32_t r500_alpha_op(unsigned op)
+static INLINE uint32_t r5xx_alpha_op(unsigned op)
{
switch (op) {
case TGSI_OPCODE_COS:
@@ -264,7 +150,7 @@ static INLINE uint32_t r500_alpha_op(unsigned op)
}
}
-static INLINE uint32_t r500_tex_op(unsigned op)
+static INLINE uint32_t r5xx_tex_op(unsigned op)
{
switch (op) {
case TGSI_OPCODE_KIL:
@@ -280,33 +166,8 @@ static INLINE uint32_t r500_tex_op(unsigned op)
}
}
-static INLINE void r300_emit_maths(struct r300_fragment_shader* fs,
- struct r300_fs_asm* assembler,
- struct tgsi_full_src_register* src,
- struct tgsi_full_dst_register* dst,
- unsigned op,
- unsigned count)
-{
- int i = fs->alu_instruction_count;
-
- fs->instructions[i].alu_rgb_inst = R300_RGB_SWIZA(R300_ALU_ARGC_SRC0C_XYZ) |
- R300_RGB_SWIZB(R300_ALU_ARGC_SRC0C_XYZ) |
- R300_RGB_SWIZC(R300_ALU_ARGC_ZERO) |
- r300_rgb_op(op);
- fs->instructions[i].alu_rgb_addr = R300_RGB_ADDR0(0) | R300_RGB_ADDR1(0) |
- R300_RGB_ADDR2(0) | R300_ALU_DSTC_OUTPUT_XYZ;
- fs->instructions[i].alu_alpha_inst = R300_ALPHA_SWIZA(R300_ALU_ARGA_SRC0A) |
- R300_ALPHA_SWIZB(R300_ALU_ARGA_SRC0A) |
- R300_ALPHA_SWIZC(R300_ALU_ARGA_ZERO) |
- r300_alpha_op(op);
- fs->instructions[i].alu_alpha_addr = R300_ALPHA_ADDR0(0) |
- R300_ALPHA_ADDR1(0) | R300_ALPHA_ADDR2(0) | R300_ALU_DSTA_OUTPUT;
-
- fs->alu_instruction_count++;
-}
-
/* Setup an ALU operation. */
-static INLINE void r500_emit_maths(struct r500_fragment_shader* fs,
+static INLINE void r5xx_emit_maths(struct r5xx_fragment_shader* fs,
struct r300_fs_asm* assembler,
struct tgsi_full_src_register* src,
struct tgsi_full_dst_register* dst,
@@ -343,9 +204,9 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs,
R500_ALPHA_ADDR2(r300_fs_src(assembler, &src[2].SrcRegister));
fs->instructions[i].inst5 |=
R500_ALU_RGBA_SEL_C_SRC2 |
- R500_SWIZ_RGBA_C(r500_rgb_swiz(&src[2])) |
+ R500_SWIZ_RGBA_C(r5xx_rgb_swiz(&src[2])) |
R500_ALU_RGBA_ALPHA_SEL_C_SRC2 |
- R500_SWIZ_ALPHA_C(r500_alpha_swiz(&src[2]));
+ R500_SWIZ_ALPHA_C(r5xx_alpha_swiz(&src[2]));
case 2:
fs->instructions[i].inst1 |=
R500_RGB_ADDR1(r300_fs_src(assembler, &src[1].SrcRegister));
@@ -353,10 +214,10 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs,
R500_ALPHA_ADDR1(r300_fs_src(assembler, &src[1].SrcRegister));
fs->instructions[i].inst3 =
R500_ALU_RGB_SEL_B_SRC1 |
- R500_SWIZ_RGB_B(r500_rgb_swiz(&src[1]));
+ R500_SWIZ_RGB_B(r5xx_rgb_swiz(&src[1]));
fs->instructions[i].inst4 |=
R500_ALPHA_SEL_B_SRC1 |
- R500_SWIZ_ALPHA_B(r500_alpha_swiz(&src[1]));
+ R500_SWIZ_ALPHA_B(r5xx_alpha_swiz(&src[1]));
case 1:
case 0:
default:
@@ -366,20 +227,20 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs,
R500_ALPHA_ADDR0(r300_fs_src(assembler, &src[0].SrcRegister));
fs->instructions[i].inst3 |=
R500_ALU_RGB_SEL_A_SRC0 |
- R500_SWIZ_RGB_A(r500_rgb_swiz(&src[0]));
+ R500_SWIZ_RGB_A(r5xx_rgb_swiz(&src[0]));
fs->instructions[i].inst4 |=
R500_ALPHA_SEL_A_SRC0 |
- R500_SWIZ_ALPHA_A(r500_alpha_swiz(&src[0]));
+ R500_SWIZ_ALPHA_A(r5xx_alpha_swiz(&src[0]));
break;
}
- fs->instructions[i].inst4 |= r500_alpha_op(op);
- fs->instructions[i].inst5 |= r500_rgba_op(op);
+ fs->instructions[i].inst4 |= r5xx_alpha_op(op);
+ fs->instructions[i].inst5 |= r5xx_rgba_op(op);
fs->instruction_count++;
}
-static INLINE void r500_emit_tex(struct r500_fragment_shader* fs,
+static INLINE void r5xx_emit_tex(struct r5xx_fragment_shader* fs,
struct r300_fs_asm* assembler,
struct tgsi_full_src_register* src,
struct tgsi_full_dst_register* dst,
@@ -392,10 +253,10 @@ static INLINE void r500_emit_tex(struct r500_fragment_shader* fs,
R500_INST_TEX_SEM_WAIT;
fs->instructions[i].inst1 = R500_TEX_ID(0) |
R500_TEX_SEM_ACQUIRE | //R500_TEX_IGNORE_UNCOVERED |
- r500_tex_op(op);
+ r5xx_tex_op(op);
fs->instructions[i].inst2 =
R500_TEX_SRC_ADDR(r300_fs_src(assembler, &src->SrcRegister)) |
- R500_SWIZ_TEX_STRQ(r500_strq_swiz(src)) |
+ R500_SWIZ_TEX_STRQ(r5xx_strq_swiz(src)) |
R500_TEX_DST_ADDR(r300_fs_dst(assembler, &dst->DstRegister)) |
R500_TEX_DST_R_SWIZ_R | R500_TEX_DST_G_SWIZ_G |
R500_TEX_DST_B_SWIZ_B | R500_TEX_DST_A_SWIZ_A;
@@ -412,37 +273,24 @@ static INLINE void r500_emit_tex(struct r500_fragment_shader* fs,
src[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
src[1] = src[0];
- src[2] = r500_constant_zero;
- r500_emit_maths(fs, assembler, src, dst, TGSI_OPCODE_MOV, 3);
+ src[2] = r300_constant_zero;
+ r5xx_emit_maths(fs, assembler, src, dst, TGSI_OPCODE_MOV, 3);
} else {
fs->instruction_count++;
}
}
-static void r300_fs_instruction(struct r300_fragment_shader* fs,
- struct r300_fs_asm* assembler,
- struct tgsi_full_instruction* inst)
+void r5xx_fs_finalize(struct r5xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler)
{
- switch (inst->Instruction.Opcode) {
- case TGSI_OPCODE_MOV:
- /* src0 -> src1 and src2 forced to zero */
- inst->FullSrcRegisters[1] = inst->FullSrcRegisters[0];
- inst->FullSrcRegisters[2] = r500_constant_zero;
- r300_emit_maths(fs, assembler, inst->FullSrcRegisters,
- &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
- break;
- case TGSI_OPCODE_END:
- break;
- default:
- debug_printf("r300: fs: Bad opcode %d\n",
- inst->Instruction.Opcode);
- break;
- }
+ /* XXX should this just go with OPCODE_END? */
+ fs->instructions[fs->instruction_count - 1].inst0 |=
+ R500_INST_LAST;
}
-static void r500_fs_instruction(struct r500_fragment_shader* fs,
- struct r300_fs_asm* assembler,
- struct tgsi_full_instruction* inst)
+void r5xx_fs_instruction(struct r5xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler,
+ struct tgsi_full_instruction* inst)
{
/* Switch between opcodes. When possible, prefer using the official
* AMD/ATI names for opcodes, please, as it facilitates using the
@@ -465,7 +313,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
case TGSI_OPCODE_DDX:
case TGSI_OPCODE_DDY:
case TGSI_OPCODE_FRC:
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 1);
break;
@@ -486,7 +334,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
/* Fall through */
case TGSI_OPCODE_DP3:
case TGSI_OPCODE_DP4:
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 2);
break;
@@ -496,7 +344,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
inst->FullSrcRegisters[3] = inst->FullSrcRegisters[2];
inst->FullSrcRegisters[2] = inst->FullSrcRegisters[0];
inst->FullSrcRegisters[0] = inst->FullSrcRegisters[3];
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
break;
@@ -510,18 +358,18 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
/* Force src0 to one, move all registers over */
inst->FullSrcRegisters[2] = inst->FullSrcRegisters[1];
inst->FullSrcRegisters[1] = inst->FullSrcRegisters[0];
- inst->FullSrcRegisters[0] = r500_constant_one;
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ inst->FullSrcRegisters[0] = r300_constant_one;
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
break;
case TGSI_OPCODE_MUL:
/* Force our src2 to zero */
- inst->FullSrcRegisters[2] = r500_constant_zero;
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ inst->FullSrcRegisters[2] = r300_constant_zero;
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
break;
case TGSI_OPCODE_MAD:
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
break;
@@ -534,8 +382,8 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
case TGSI_OPCODE_SWZ:
/* src0 -> src1 and src2 forced to zero */
inst->FullSrcRegisters[1] = inst->FullSrcRegisters[0];
- inst->FullSrcRegisters[2] = r500_constant_zero;
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ inst->FullSrcRegisters[2] = r300_constant_zero;
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
break;
@@ -550,7 +398,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
inst->FullDstRegisters[0].DstRegister.Index =
assembler->temp_count;
inst->FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], TGSI_OPCODE_MAD, 3);
inst->FullSrcRegisters[2].SrcRegister.Index =
assembler->temp_count;
@@ -563,7 +411,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
inst->FullSrcRegisters[0].SrcRegister.Negate =
!(inst->FullSrcRegisters[0].SrcRegister.Negate);
inst->FullDstRegisters[0] = inst->FullDstRegisters[1];
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], TGSI_OPCODE_MAD, 3);
break;
case TGSI_OPCODE_POW:
@@ -576,7 +424,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
inst->FullDstRegisters[0].DstRegister.Index =
assembler->temp_count;
inst->FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], TGSI_OPCODE_LG2, 1);
inst->FullSrcRegisters[0].SrcRegister.Index =
assembler->temp_count;
@@ -585,11 +433,11 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
inst->FullSrcRegisters[0].SrcRegister.SwizzleY = TGSI_SWIZZLE_Y;
inst->FullSrcRegisters[0].SrcRegister.SwizzleZ = TGSI_SWIZZLE_Z;
inst->FullSrcRegisters[0].SrcRegister.SwizzleW = TGSI_SWIZZLE_W;
- inst->FullSrcRegisters[2] = r500_constant_zero;
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ inst->FullSrcRegisters[2] = r300_constant_zero;
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], TGSI_OPCODE_MUL, 3);
inst->FullDstRegisters[0] = inst->FullDstRegisters[1];
- r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ r5xx_emit_maths(fs, assembler, inst->FullSrcRegisters,
&inst->FullDstRegisters[0], TGSI_OPCODE_EX2, 1);
break;
@@ -598,7 +446,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
case TGSI_OPCODE_TEX:
case TGSI_OPCODE_TXB:
case TGSI_OPCODE_TXP:
- r500_emit_tex(fs, assembler, &inst->FullSrcRegisters[0],
+ r5xx_emit_tex(fs, assembler, &inst->FullSrcRegisters[0],
&inst->FullDstRegisters[0], inst->Instruction.Opcode);
break;
@@ -617,102 +465,3 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
R500_INST_RGB_CLAMP | R500_INST_ALPHA_CLAMP;
}
}
-
-static void r300_fs_finalize(struct r3xx_fragment_shader* fs,
- struct r300_fs_asm* assembler)
-{
- fs->stack_size = assembler->temp_count + assembler->temp_offset + 1;
-}
-
-static void r500_fs_finalize(struct r500_fragment_shader* fs,
- struct r300_fs_asm* assembler)
-{
- /* XXX should this just go with OPCODE_END? */
- fs->instructions[fs->instruction_count - 1].inst0 |=
- R500_INST_LAST;
-}
-
-void r300_translate_fragment_shader(struct r300_context* r300,
- struct r3xx_fragment_shader* fs)
-{
- struct tgsi_parse_context parser;
- int i;
- boolean is_r500 = r300_screen(r300->context.screen)->caps->is_r500;
- struct r300_constant_buffer* consts =
- &r300->shader_constants[PIPE_SHADER_FRAGMENT];
-
- struct r300_fs_asm* assembler = CALLOC_STRUCT(r300_fs_asm);
- if (assembler == NULL) {
- return;
- }
- /* Setup starting offset for immediates. */
- assembler->imm_offset = consts->user_count;
- /* Enable depth writes, if needed. */
- assembler->writes_depth = fs->info.writes_z;
-
- /* Make sure we start at the beginning of the shader. */
- if (is_r500) {
- ((struct r500_fragment_shader*)fs)->instruction_count = 0;
- }
-
- tgsi_parse_init(&parser, fs->state.tokens);
-
- while (!tgsi_parse_end_of_tokens(&parser)) {
- tgsi_parse_token(&parser);
-
- /* This is seriously the lamest way to create fragment programs ever.
- * I blame TGSI. */
- switch (parser.FullToken.Token.Type) {
- case TGSI_TOKEN_TYPE_DECLARATION:
- /* Allocated registers sitting at the beginning
- * of the program. */
- r300_fs_declare(assembler, &parser.FullToken.FullDeclaration);
- break;
- case TGSI_TOKEN_TYPE_IMMEDIATE:
- debug_printf("r300: Emitting immediate to constant buffer, "
- "position %d\n",
- assembler->imm_offset + assembler->imm_count);
- /* I am not amused by the length of these. */
- for (i = 0; i < 4; i++) {
- consts->constants[assembler->imm_offset +
- assembler->imm_count][i] =
- parser.FullToken.FullImmediate.u.ImmediateFloat32[i]
- .Float;
- }
- assembler->imm_count++;
- break;
- case TGSI_TOKEN_TYPE_INSTRUCTION:
- if (is_r500) {
- r500_fs_instruction((struct r500_fragment_shader*)fs,
- assembler, &parser.FullToken.FullInstruction);
- } else {
- r300_fs_instruction((struct r300_fragment_shader*)fs,
- assembler, &parser.FullToken.FullInstruction);
- }
- break;
- }
- }
-
- debug_printf("r300: fs: %d texs and %d colors, first free reg is %d\n",
- assembler->tex_count, assembler->color_count,
- assembler->tex_count + assembler->color_count);
-
- consts->count = consts->user_count + assembler->imm_count;
- fs->uses_imms = assembler->imm_count;
- debug_printf("r300: fs: %d total constants, "
- "%d from user and %d from immediates\n", consts->count,
- consts->user_count, assembler->imm_count);
- r300_fs_finalize(fs, assembler);
- if (is_r500) {
- r500_fs_finalize((struct r500_fragment_shader*)fs, assembler);
- }
-
- tgsi_dump(fs->state.tokens);
- /* XXX finish r300 dumper too */
- if (is_r500) {
- r500_fs_dump((struct r500_fragment_shader*)fs);
- }
-
- tgsi_parse_free(&parser);
- FREE(assembler);
-}
diff --git a/src/gallium/drivers/r300/r300_state_shader.h b/src/gallium/drivers/r300/r5xx_fs.h
index b6087404ce..629e587be4 100644
--- a/src/gallium/drivers/r300/r300_state_shader.h
+++ b/src/gallium/drivers/r300/r5xx_fs.h
@@ -1,5 +1,6 @@
/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Joakim Sindholt <opensource@zhasha.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -20,15 +21,10 @@
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
-#ifndef R300_STATE_SHADER_H
-#define R300_STATE_SHADER_H
+#ifndef R5XX_FS_H
+#define R5XX_FS_H
-#include "tgsi/tgsi_parse.h"
-
-#include "r300_context.h"
-#include "r300_debug.h"
-#include "r300_reg.h"
-#include "r300_screen.h"
+#include "r300_fs_inlines.h"
/* XXX this all should find its way back to r300_reg */
/* Swizzle tools */
@@ -59,78 +55,7 @@
#define R500_ALU_OMASK(x) ((x) << 15)
#define R500_W_OMASK (1 << 31)
-/* TGSI constants. TGSI is like XML: If it can't solve your problems, you're
- * not using enough of it. */
-static const struct tgsi_full_src_register r500_constant_zero = {
- .SrcRegister.Extended = TRUE,
- .SrcRegister.File = TGSI_FILE_NULL,
- .SrcRegisterExtSwz.ExtSwizzleX = TGSI_EXTSWIZZLE_ZERO,
- .SrcRegisterExtSwz.ExtSwizzleY = TGSI_EXTSWIZZLE_ZERO,
- .SrcRegisterExtSwz.ExtSwizzleZ = TGSI_EXTSWIZZLE_ZERO,
- .SrcRegisterExtSwz.ExtSwizzleW = TGSI_EXTSWIZZLE_ZERO,
-};
-
-static const struct tgsi_full_src_register r500_constant_one = {
- .SrcRegister.Extended = TRUE,
- .SrcRegister.File = TGSI_FILE_NULL,
- .SrcRegisterExtSwz.ExtSwizzleX = TGSI_EXTSWIZZLE_ONE,
- .SrcRegisterExtSwz.ExtSwizzleY = TGSI_EXTSWIZZLE_ONE,
- .SrcRegisterExtSwz.ExtSwizzleZ = TGSI_EXTSWIZZLE_ONE,
- .SrcRegisterExtSwz.ExtSwizzleW = TGSI_EXTSWIZZLE_ONE,
-};
-
-/* Temporary struct used to hold assembly state while putting together
- * fragment programs. */
-struct r300_fs_asm {
- /* Pipe context. */
- struct r300_context* r300;
- /* Number of colors. */
- unsigned color_count;
- /* Number of texcoords. */
- unsigned tex_count;
- /* Offset for temporary registers. Inputs and temporaries have no
- * distinguishing markings, so inputs start at 0 and the first usable
- * temporary register is after all inputs. */
- unsigned temp_offset;
- /* Number of requested temporary registers. */
- unsigned temp_count;
- /* Offset for immediate constants. Neither R300 nor R500 can do four
- * inline constants per source, so instead we copy immediates into the
- * constant buffer. */
- unsigned imm_offset;
- /* Number of immediate constants. */
- unsigned imm_count;
- /* Are depth writes enabled? */
- boolean writes_depth;
- /* Depth write offset. This is the TGSI output that corresponds to
- * depth writes. */
- unsigned depth_output;
-};
-
-void r300_translate_fragment_shader(struct r300_context* r300,
- struct r3xx_fragment_shader* fs);
-
-static struct r300_fragment_shader r300_passthrough_fragment_shader = {
- .alu_instruction_count = 1,
- .tex_instruction_count = 0,
- .indirections = 0,
- .shader.stack_size = 1,
-
- .instructions[0].alu_rgb_inst = R300_RGB_SWIZA(R300_ALU_ARGC_SRC0C_XYZ) |
- R300_RGB_SWIZB(R300_ALU_ARGC_SRC0C_XYZ) |
- R300_RGB_SWIZC(R300_ALU_ARGC_ZERO) |
- R300_ALU_OUTC_CMP,
- .instructions[0].alu_rgb_addr = R300_RGB_ADDR0(0) | R300_RGB_ADDR1(0) |
- R300_RGB_ADDR2(0) | R300_ALU_DSTC_OUTPUT_XYZ,
- .instructions[0].alu_alpha_inst = R300_ALPHA_SWIZA(R300_ALU_ARGA_SRC0A) |
- R300_ALPHA_SWIZB(R300_ALU_ARGA_SRC0A) |
- R300_ALPHA_SWIZC(R300_ALU_ARGA_ZERO) |
- R300_ALU_OUTA_CMP,
- .instructions[0].alu_alpha_addr = R300_ALPHA_ADDR0(0) |
- R300_ALPHA_ADDR1(0) | R300_ALPHA_ADDR2(0) | R300_ALU_DSTA_OUTPUT,
-};
-
-static struct r500_fragment_shader r500_passthrough_fragment_shader = {
+static struct r5xx_fragment_shader r5xx_passthrough_fragment_shader = {
.shader.stack_size = 0,
.instruction_count = 1,
.instructions[0].inst0 = R500_INST_TYPE_OUT |
@@ -156,27 +81,7 @@ static struct r500_fragment_shader r500_passthrough_fragment_shader = {
R500_ALU_RGBA_A_SWIZ_0,
};
-static struct r300_fragment_shader r300_texture_fragment_shader = {
- .alu_instruction_count = 1,
- .tex_instruction_count = 0,
- .indirections = 0,
- .shader.stack_size = 1,
-
- .instructions[0].alu_rgb_inst = R300_RGB_SWIZA(R300_ALU_ARGC_SRC0C_XYZ) |
- R300_RGB_SWIZB(R300_ALU_ARGC_SRC0C_XYZ) |
- R300_RGB_SWIZC(R300_ALU_ARGC_ZERO) |
- R300_ALU_OUTC_CMP,
- .instructions[0].alu_rgb_addr = R300_RGB_ADDR0(0) | R300_RGB_ADDR1(0) |
- R300_RGB_ADDR2(0) | R300_ALU_DSTC_OUTPUT_XYZ,
- .instructions[0].alu_alpha_inst = R300_ALPHA_SWIZA(R300_ALU_ARGA_SRC0A) |
- R300_ALPHA_SWIZB(R300_ALU_ARGA_SRC0A) |
- R300_ALPHA_SWIZC(R300_ALU_ARGA_ZERO) |
- R300_ALU_OUTA_CMP,
- .instructions[0].alu_alpha_addr = R300_ALPHA_ADDR0(0) |
- R300_ALPHA_ADDR1(0) | R300_ALPHA_ADDR2(0) | R300_ALU_DSTA_OUTPUT,
-};
-
-static struct r500_fragment_shader r500_texture_fragment_shader = {
+static struct r5xx_fragment_shader r5xx_texture_fragment_shader = {
.shader.stack_size = 1,
.instruction_count = 2,
.instructions[0].inst0 = R500_INST_TYPE_TEX |
@@ -217,4 +122,11 @@ static struct r500_fragment_shader r500_texture_fragment_shader = {
R500_ALU_RGBA_A_SWIZ_0,
};
-#endif /* R300_STATE_SHADER_H */
+void r5xx_fs_finalize(struct r5xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler);
+
+void r5xx_fs_instruction(struct r5xx_fragment_shader* fs,
+ struct r300_fs_asm* assembler,
+ struct tgsi_full_instruction* inst);
+
+#endif /* R5XX_FS_H */
diff --git a/src/gallium/drivers/softpipe/sp_context.c b/src/gallium/drivers/softpipe/sp_context.c
index 62e8d99cfd..86df320ea8 100644
--- a/src/gallium/drivers/softpipe/sp_context.c
+++ b/src/gallium/drivers/softpipe/sp_context.c
@@ -126,6 +126,22 @@ softpipe_is_texture_referenced( struct pipe_context *pipe,
struct pipe_texture *texture,
unsigned face, unsigned level)
{
+ struct softpipe_context *softpipe = softpipe_context( pipe );
+ unsigned i;
+
+ if(softpipe->dirty_render_cache) {
+ for (i = 0; i < softpipe->framebuffer.nr_cbufs; i++) {
+ if(softpipe->framebuffer.cbufs[i] &&
+ softpipe->framebuffer.cbufs[i]->texture == texture)
+ return PIPE_REFERENCED_FOR_WRITE;
+ }
+ if(softpipe->framebuffer.zsbuf &&
+ softpipe->framebuffer.zsbuf->texture == texture)
+ return PIPE_REFERENCED_FOR_WRITE;
+ }
+
+ /* FIXME: we also need to do the same for the texture cache */
+
return PIPE_UNREFERENCED;
}
diff --git a/src/gallium/drivers/softpipe/sp_context.h b/src/gallium/drivers/softpipe/sp_context.h
index b89a7292e5..7888c2f644 100644
--- a/src/gallium/drivers/softpipe/sp_context.h
+++ b/src/gallium/drivers/softpipe/sp_context.h
@@ -145,6 +145,8 @@ struct softpipe_context {
struct draw_stage *vbuf;
struct softpipe_vbuf_render *vbuf_render;
+ boolean dirty_render_cache;
+
struct softpipe_tile_cache *cbuf_cache[PIPE_MAX_COLOR_BUFS];
struct softpipe_tile_cache *zsbuf_cache;
diff --git a/src/gallium/drivers/softpipe/sp_draw_arrays.c b/src/gallium/drivers/softpipe/sp_draw_arrays.c
index f117096bf7..d4045816d0 100644
--- a/src/gallium/drivers/softpipe/sp_draw_arrays.c
+++ b/src/gallium/drivers/softpipe/sp_draw_arrays.c
@@ -35,6 +35,7 @@
#include "pipe/p_context.h"
#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_inlines.h"
+#include "util/u_prim.h"
#include "sp_context.h"
#include "sp_state.h"
@@ -65,6 +66,7 @@ softpipe_map_constant_buffers(struct softpipe_context *sp)
size);
}
+
static void
softpipe_unmap_constant_buffers(struct softpipe_context *sp)
{
@@ -86,20 +88,6 @@ softpipe_unmap_constant_buffers(struct softpipe_context *sp)
}
-static unsigned reduced_prim[PIPE_PRIM_POLYGON + 1] = {
- PIPE_PRIM_POINTS,
- PIPE_PRIM_LINES,
- PIPE_PRIM_LINES,
- PIPE_PRIM_LINES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES,
- PIPE_PRIM_TRIANGLES
-};
-
-
boolean
softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
unsigned start, unsigned count)
@@ -108,15 +96,11 @@ softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
}
-
/**
* Draw vertex arrays, with optional indexing.
* Basically, map the vertex buffers (and drawing surfaces), then hand off
* the drawing to the 'draw' module.
- *
- * XXX should the element buffer be specified/bound with a separate function?
*/
-
boolean
softpipe_draw_range_elements(struct pipe_context *pipe,
struct pipe_buffer *indexBuffer,
@@ -129,7 +113,7 @@ softpipe_draw_range_elements(struct pipe_context *pipe,
struct draw_context *draw = sp->draw;
unsigned i;
- sp->reduced_api_prim = reduced_prim[mode];
+ sp->reduced_api_prim = u_reduced_prim(mode);
if (sp->dirty)
softpipe_update_derived( sp );
@@ -147,6 +131,7 @@ softpipe_draw_range_elements(struct pipe_context *pipe,
PIPE_BUFFER_USAGE_CPU_READ);
draw_set_mapped_vertex_buffer(draw, i, buf);
}
+
/* Map index buffer, if present */
if (indexBuffer) {
void *mapped_indexes
@@ -159,10 +144,10 @@ softpipe_draw_range_elements(struct pipe_context *pipe,
}
else {
/* no index/element buffer */
- draw_set_mapped_element_buffer_range(draw, 0, start, start + count - 1, NULL);
+ draw_set_mapped_element_buffer_range(draw, 0, start,
+ start + count - 1, NULL);
}
-
/* draw! */
draw_arrays(draw, mode, start, count);
@@ -182,9 +167,12 @@ softpipe_draw_range_elements(struct pipe_context *pipe,
/* Note: leave drawing surfaces mapped */
softpipe_unmap_constant_buffers(sp);
+ sp->dirty_render_cache = TRUE;
+
return TRUE;
}
+
boolean
softpipe_draw_elements(struct pipe_context *pipe,
struct pipe_buffer *indexBuffer,
@@ -198,11 +186,9 @@ softpipe_draw_elements(struct pipe_context *pipe,
}
-
void
softpipe_set_edgeflags(struct pipe_context *pipe, const unsigned *edgeflags)
{
struct softpipe_context *sp = softpipe_context(pipe);
draw_set_edgeflags(sp->draw, edgeflags);
}
-
diff --git a/src/gallium/drivers/softpipe/sp_flush.c b/src/gallium/drivers/softpipe/sp_flush.c
index 035f4b963e..4a14d49686 100644
--- a/src/gallium/drivers/softpipe/sp_flush.c
+++ b/src/gallium/drivers/softpipe/sp_flush.c
@@ -71,6 +71,8 @@ softpipe_flush( struct pipe_context *pipe,
* to unmap surfaces when flushing.
*/
softpipe_unmap_transfers(softpipe);
+
+ softpipe->dirty_render_cache = FALSE;
}
/* Enable to dump BMPs of the color/depth buffers each frame */
diff --git a/src/gallium/drivers/softpipe/sp_prim_vbuf.c b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
index 06725fd09b..42021789ea 100644
--- a/src/gallium/drivers/softpipe/sp_prim_vbuf.c
+++ b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
@@ -238,65 +238,117 @@ sp_vbuf_draw(struct vbuf_render *vbr, const ushort *indices, uint nr)
case PIPE_PRIM_TRIANGLES:
for (i = 2; i < nr; i += 3) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-2], stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ }
}
break;
case PIPE_PRIM_TRIANGLE_STRIP:
for (i = 2; i < nr; i += 1) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i+(i&1)-2], stride),
- get_vert(vertex_buffer, indices[i-(i&1)-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i+(i&1)-1], stride),
+ get_vert(vertex_buffer, indices[i-(i&1)], stride),
+ get_vert(vertex_buffer, indices[i-2], stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i+(i&1)-2], stride),
+ get_vert(vertex_buffer, indices[i-(i&1)-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ }
}
break;
case PIPE_PRIM_TRIANGLE_FAN:
for (i = 2; i < nr; i += 1) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[0], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[0], stride),
+ get_vert(vertex_buffer, indices[i-1], stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[0], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ }
}
break;
case PIPE_PRIM_QUADS:
for (i = 3; i < nr; i += 4) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-3], stride),
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
-
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-3], stride) );
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-3], stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ }
}
break;
case PIPE_PRIM_QUAD_STRIP:
for (i = 3; i < nr; i += 2) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-3], stride),
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
-
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-3], stride),
- get_vert(vertex_buffer, indices[i-0], stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-3], stride));
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-3], stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ }
}
break;
case PIPE_PRIM_POLYGON:
+ /* Almost same as tri fan but the _first_ vertex specifies the flat
+ * shading color. Note that the first polygon vertex is passed as
+ * the last triangle vertex here.
+ * flatshade_first state makes no difference.
+ */
for (i = 2; i < nr; i += 1) {
setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[0-1], stride),
get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[0], stride));
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[0], stride) );
}
break;
@@ -368,58 +420,104 @@ sp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr)
}
break;
-
case PIPE_PRIM_TRIANGLES:
for (i = 2; i < nr; i += 3) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-2, stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
}
break;
case PIPE_PRIM_TRIANGLE_STRIP:
- for (i = 2; i < nr; i += 1) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, i+(i&1)-2, stride),
- get_vert(vertex_buffer, i-(i&1)-1, stride),
- get_vert(vertex_buffer, i-0, stride));
+ for (i = 2; i < nr; i++) {
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i+(i&1)-1, stride),
+ get_vert(vertex_buffer, i-(i&1), stride),
+ get_vert(vertex_buffer, i-2, stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i+(i&1)-2, stride),
+ get_vert(vertex_buffer, i-(i&1)-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
}
break;
case PIPE_PRIM_TRIANGLE_FAN:
for (i = 2; i < nr; i += 1) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, 0, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, 0, stride),
+ get_vert(vertex_buffer, i-1, stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, 0, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
}
break;
case PIPE_PRIM_QUADS:
for (i = 3; i < nr; i += 4) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-3, stride),
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-0, stride));
-
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-3, stride) );
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-3, stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
}
break;
+
case PIPE_PRIM_QUAD_STRIP:
for (i = 3; i < nr; i += 2) {
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-3, stride),
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-0, stride));
-
- setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-3, stride),
- get_vert(vertex_buffer, i-0, stride));
+ if (softpipe->rasterizer->flatshade_first) {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-3, stride) );
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-3, stride) );
+ }
+ else {
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ setup_tri( setup_ctx,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
}
break;
@@ -427,12 +525,13 @@ sp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr)
/* Almost same as tri fan but the _first_ vertex specifies the flat
* shading color. Note that the first polygon vertex is passed as
* the last triangle vertex here.
+ * flatshade_first state makes no difference.
*/
for (i = 2; i < nr; i += 1) {
setup_tri( setup_ctx,
get_vert(vertex_buffer, i-1, stride),
get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, 0, stride));
+ get_vert(vertex_buffer, 0, stride) );
}
break;
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 692deeb8fd..6178c4ac7e 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -87,6 +87,10 @@ softpipe_get_param(struct pipe_screen *screen, int param)
return 8; /* max 128x128x128 */
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return 13; /* max 4Kx4K */
+ case PIPE_CAP_TGSI_CONT_SUPPORTED:
+ return 1;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ return 1;
default:
return 0;
}
diff --git a/src/gallium/drivers/softpipe/sp_setup.c b/src/gallium/drivers/softpipe/sp_setup.c
index c6844a2649..de3ae3c369 100644
--- a/src/gallium/drivers/softpipe/sp_setup.c
+++ b/src/gallium/drivers/softpipe/sp_setup.c
@@ -444,7 +444,8 @@ static void flush_spans( struct setup_context *setup )
mask |= MASK_TOP_RIGHT;
if (x+1 >= xleft1 && x+1 < xright1)
mask |= MASK_BOTTOM_RIGHT;
- EMIT_QUAD( setup, x, setup->span.y, mask );
+ if (mask)
+ EMIT_QUAD( setup, x, setup->span.y, mask );
}
break;
@@ -458,7 +459,8 @@ static void flush_spans( struct setup_context *setup )
mask |= MASK_TOP_LEFT;
if (x+1 >= xleft0 && x+1 < xright0)
mask |= MASK_TOP_RIGHT;
- EMIT_QUAD( setup, x, setup->span.y, mask );
+ if (mask)
+ EMIT_QUAD( setup, x, setup->span.y, mask );
}
break;
@@ -472,7 +474,8 @@ static void flush_spans( struct setup_context *setup )
mask |= MASK_BOTTOM_LEFT;
if (x+1 >= xleft1 && x+1 < xright1)
mask |= MASK_BOTTOM_RIGHT;
- EMIT_QUAD( setup, x, setup->span.y, mask );
+ if (mask)
+ EMIT_QUAD( setup, x, setup->span.y, mask );
}
break;
@@ -784,11 +787,10 @@ static void setup_tri_coefficients( struct setup_context *setup )
assert(0);
}
- if (spfs->info.input_semantic_name[fragSlot] == TGSI_SEMANTIC_FOG) {
- /* FOG.y = front/back facing XXX fix this */
- setup->coef[fragSlot].a0[1] = 1.0f - setup->quad.input.facing;
- setup->coef[fragSlot].dadx[1] = 0.0;
- setup->coef[fragSlot].dady[1] = 0.0;
+ if (spfs->info.input_semantic_name[fragSlot] == TGSI_SEMANTIC_FACE) {
+ setup->coef[fragSlot].a0[0] = 1.0f - setup->quad.input.facing;
+ setup->coef[fragSlot].dadx[0] = 0.0;
+ setup->coef[fragSlot].dady[0] = 0.0;
}
}
}
@@ -1051,7 +1053,10 @@ setup_line_coefficients(struct setup_context *setup,
float area;
/* use setup->vmin, vmax to point to vertices */
- setup->vprovoke = v1;
+ if (softpipe->rasterizer->flatshade_first)
+ setup->vprovoke = v0;
+ else
+ setup->vprovoke = v1;
setup->vmin = v0;
setup->vmax = v1;
@@ -1095,11 +1100,10 @@ setup_line_coefficients(struct setup_context *setup,
assert(0);
}
- if (spfs->info.input_semantic_name[fragSlot] == TGSI_SEMANTIC_FOG) {
- /* FOG.y = front/back facing XXX fix this */
- setup->coef[fragSlot].a0[1] = 1.0f - setup->quad.input.facing;
- setup->coef[fragSlot].dadx[1] = 0.0;
- setup->coef[fragSlot].dady[1] = 0.0;
+ if (spfs->info.input_semantic_name[fragSlot] == TGSI_SEMANTIC_FACE) {
+ setup->coef[fragSlot].a0[0] = 1.0f - setup->quad.input.facing;
+ setup->coef[fragSlot].dadx[0] = 0.0;
+ setup->coef[fragSlot].dady[0] = 0.0;
}
}
return TRUE;
@@ -1341,11 +1345,10 @@ setup_point( struct setup_context *setup,
assert(0);
}
- if (spfs->info.input_semantic_name[fragSlot] == TGSI_SEMANTIC_FOG) {
- /* FOG.y = front/back facing XXX fix this */
- setup->coef[fragSlot].a0[1] = 1.0f - setup->quad.input.facing;
- setup->coef[fragSlot].dadx[1] = 0.0;
- setup->coef[fragSlot].dady[1] = 0.0;
+ if (spfs->info.input_semantic_name[fragSlot] == TGSI_SEMANTIC_FACE) {
+ setup->coef[fragSlot].a0[0] = 1.0f - setup->quad.input.facing;
+ setup->coef[fragSlot].dadx[0] = 0.0;
+ setup->coef[fragSlot].dady[0] = 0.0;
}
}
diff --git a/src/gallium/drivers/softpipe/sp_state_derived.c b/src/gallium/drivers/softpipe/sp_state_derived.c
index 6b6a4c3ff3..75551000c9 100644
--- a/src/gallium/drivers/softpipe/sp_state_derived.c
+++ b/src/gallium/drivers/softpipe/sp_state_derived.c
@@ -110,6 +110,7 @@ softpipe_get_vertex_info(struct softpipe_context *softpipe)
break;
case TGSI_SEMANTIC_GENERIC:
+ case TGSI_SEMANTIC_FACE:
/* this includes texcoords and varying vars */
src = draw_find_vs_output(softpipe->draw, TGSI_SEMANTIC_GENERIC,
spfs->info.input_semantic_index[i]);
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c
index adbd0cb7f0..a1d3bade27 100644
--- a/src/gallium/drivers/softpipe/sp_tex_sample.c
+++ b/src/gallium/drivers/softpipe/sp_tex_sample.c
@@ -705,15 +705,18 @@ get_texel(const struct tgsi_sampler *tgsi_sampler,
* Compare texcoord 'p' (aka R) against texture value 'rgba[0]'
* When we sampled the depth texture, the depth value was put into all
* RGBA channels. We look at the red channel here.
+ * \param rgba quad of (depth) texel values
+ * \param p texture 'P' components for four pixels in quad
+ * \param j which pixel in the quad to test [0..3]
*/
static INLINE void
-shadow_compare(uint compare_func,
+shadow_compare(const struct pipe_sampler_state *sampler,
float rgba[NUM_CHANNELS][QUAD_SIZE],
const float p[QUAD_SIZE],
uint j)
{
int k;
- switch (compare_func) {
+ switch (sampler->compare_func) {
case PIPE_FUNC_LESS:
k = p[j] < rgba[0][j];
break;
@@ -744,7 +747,81 @@ shadow_compare(uint compare_func,
break;
}
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
rgba[0][j] = rgba[1][j] = rgba[2][j] = (float) k;
+ rgba[3][j] = 1.0F;
+}
+
+
+/**
+ * As above, but do four z/texture comparisons.
+ */
+static INLINE void
+shadow_compare4(const struct pipe_sampler_state *sampler,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const float p[QUAD_SIZE])
+{
+ int j, k0, k1, k2, k3;
+ float val;
+
+ /* compare four texcoords vs. four texture samples */
+ switch (sampler->compare_func) {
+ case PIPE_FUNC_LESS:
+ k0 = p[0] < rgba[0][0];
+ k1 = p[1] < rgba[0][1];
+ k2 = p[2] < rgba[0][2];
+ k3 = p[3] < rgba[0][3];
+ break;
+ case PIPE_FUNC_LEQUAL:
+ k0 = p[0] <= rgba[0][0];
+ k1 = p[1] <= rgba[0][1];
+ k2 = p[2] <= rgba[0][2];
+ k3 = p[3] <= rgba[0][3];
+ break;
+ case PIPE_FUNC_GREATER:
+ k0 = p[0] > rgba[0][0];
+ k1 = p[1] > rgba[0][1];
+ k2 = p[2] > rgba[0][2];
+ k3 = p[3] > rgba[0][3];
+ break;
+ case PIPE_FUNC_GEQUAL:
+ k0 = p[0] >= rgba[0][0];
+ k1 = p[1] >= rgba[0][1];
+ k2 = p[2] >= rgba[0][2];
+ k3 = p[3] >= rgba[0][3];
+ break;
+ case PIPE_FUNC_EQUAL:
+ k0 = p[0] == rgba[0][0];
+ k1 = p[1] == rgba[0][1];
+ k2 = p[2] == rgba[0][2];
+ k3 = p[3] == rgba[0][3];
+ break;
+ case PIPE_FUNC_NOTEQUAL:
+ k0 = p[0] != rgba[0][0];
+ k1 = p[1] != rgba[0][1];
+ k2 = p[2] != rgba[0][2];
+ k3 = p[3] != rgba[0][3];
+ break;
+ case PIPE_FUNC_ALWAYS:
+ k0 = k1 = k2 = k3 = 1;
+ break;
+ case PIPE_FUNC_NEVER:
+ k0 = k1 = k2 = k3 = 0;
+ break;
+ default:
+ k0 = k1 = k2 = k3 = 0;
+ assert(0);
+ break;
+ }
+
+ /* convert four pass/fail values to an intensity in [0,1] */
+ val = 0.25F * (k0 + k1 + k2 + k3);
+
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
+ for (j = 0; j < 4; j++) {
+ rgba[0][j] = rgba[1][j] = rgba[2][j] = val;
+ rgba[3][j] = 1.0F;
+ }
}
@@ -767,7 +844,6 @@ sp_get_samples_2d_common(const struct tgsi_sampler *tgsi_sampler,
const uint unit = samp->unit;
const struct pipe_texture *texture = sp->texture[unit];
const struct pipe_sampler_state *sampler = sp->sampler[unit];
- const uint compare_func = sampler->compare_func;
unsigned level0, level1, j, imgFilter;
int width, height;
float levelBlend;
@@ -792,7 +868,7 @@ sp_get_samples_2d_common(const struct tgsi_sampler *tgsi_sampler,
for (j = 0; j < QUAD_SIZE; j++) {
get_texel(tgsi_sampler, faces[j], level0, x[j], y[j], 0, rgba, j);
if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
- shadow_compare(compare_func, rgba, p, j);
+ shadow_compare(sampler, rgba, p, j);
}
if (level0 != level1) {
@@ -804,7 +880,7 @@ sp_get_samples_2d_common(const struct tgsi_sampler *tgsi_sampler,
get_texel(tgsi_sampler, faces[j], level1, x[j], y[j], 0,
rgba2, j);
if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE){
- shadow_compare(compare_func, rgba2, p, j);
+ shadow_compare(sampler, rgba2, p, j);
}
for (c = 0; c < NUM_CHANNELS; c++) {
@@ -831,10 +907,7 @@ sp_get_samples_2d_common(const struct tgsi_sampler *tgsi_sampler,
get_texel(tgsi_sampler, faces[j], level0, x0[j], y1[j], 0, tx, 2);
get_texel(tgsi_sampler, faces[j], level0, x1[j], y1[j], 0, tx, 3);
if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
- shadow_compare(compare_func, tx, p, 0);
- shadow_compare(compare_func, tx, p, 1);
- shadow_compare(compare_func, tx, p, 2);
- shadow_compare(compare_func, tx, p, 3);
+ shadow_compare4(sampler, tx, p);
}
/* interpolate R, G, B, A */
@@ -856,10 +929,7 @@ sp_get_samples_2d_common(const struct tgsi_sampler *tgsi_sampler,
get_texel(tgsi_sampler, faces[j], level1, x0[j], y1[j], 0, tx, 2);
get_texel(tgsi_sampler, faces[j], level1, x1[j], y1[j], 0, tx, 3);
if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE){
- shadow_compare(compare_func, tx, p, 0);
- shadow_compare(compare_func, tx, p, 1);
- shadow_compare(compare_func, tx, p, 2);
- shadow_compare(compare_func, tx, p, 3);
+ shadow_compare4(sampler, tx, p);
}
/* interpolate R, G, B, A */
@@ -1074,7 +1144,6 @@ sp_get_samples_rect(const struct tgsi_sampler *tgsi_sampler,
const struct pipe_texture *texture = sp->texture[unit];
const struct pipe_sampler_state *sampler = sp->sampler[unit];
const uint face = 0;
- const uint compare_func = sampler->compare_func;
unsigned level0, level1, j, imgFilter;
int width, height;
float levelBlend;
@@ -1099,7 +1168,7 @@ sp_get_samples_rect(const struct tgsi_sampler *tgsi_sampler,
for (j = 0; j < QUAD_SIZE; j++) {
get_texel(tgsi_sampler, face, level0, x[j], y[j], 0, rgba, j);
if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
- shadow_compare(compare_func, rgba, p, j);
+ shadow_compare(sampler, rgba, p, j);
}
}
}
@@ -1119,10 +1188,7 @@ sp_get_samples_rect(const struct tgsi_sampler *tgsi_sampler,
get_texel(tgsi_sampler, face, level0, x0[j], y1[j], 0, tx, 2);
get_texel(tgsi_sampler, face, level0, x1[j], y1[j], 0, tx, 3);
if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
- shadow_compare(compare_func, tx, p, 0);
- shadow_compare(compare_func, tx, p, 1);
- shadow_compare(compare_func, tx, p, 2);
- shadow_compare(compare_func, tx, p, 3);
+ shadow_compare4(sampler, tx, p);
}
for (c = 0; c < 4; c++) {
rgba[c][j] = lerp_2d(xw[j], yw[j],
diff --git a/src/gallium/drivers/trace/Makefile b/src/gallium/drivers/trace/Makefile
index 4aeb8e3d7e..dd6831c70a 100644
--- a/src/gallium/drivers/trace/Makefile
+++ b/src/gallium/drivers/trace/Makefile
@@ -11,6 +11,7 @@ C_SOURCES = \
tr_screen.c \
tr_state.c \
tr_rbug.c \
+ tr_drm.c \
tr_texture.c
include ../../Makefile.template
diff --git a/src/gallium/drivers/trace/tr_drm.c b/src/gallium/drivers/trace/tr_drm.c
new file mode 100644
index 0000000000..98ac75e3fa
--- /dev/null
+++ b/src/gallium/drivers/trace/tr_drm.c
@@ -0,0 +1,211 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "state_tracker/drm_api.h"
+
+#include "util/u_memory.h"
+#include "trace/tr_drm.h"
+#include "trace/tr_screen.h"
+#include "trace/tr_context.h"
+#include "trace/tr_buffer.h"
+#include "trace/tr_texture.h"
+
+struct trace_drm_api
+{
+ struct drm_api base;
+
+ struct drm_api *api;
+};
+
+static INLINE struct trace_drm_api *
+trace_drm_api(struct drm_api *_api)
+{
+ return (struct trace_drm_api *)_api;
+}
+
+static struct pipe_screen *
+trace_drm_create_screen(struct drm_api *_api, int fd,
+ struct drm_create_screen_arg *arg)
+{
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct drm_api *api = tr_api->api;
+ struct pipe_screen *screen;
+
+ /* TODO trace call */
+
+ if (arg && arg->mode != DRM_CREATE_NORMAL)
+ return NULL;
+
+ screen = api->create_screen(api, fd, arg);
+
+ return trace_screen_create(screen);
+};
+
+static struct pipe_context *
+trace_drm_create_context(struct drm_api *_api,
+ struct pipe_screen *_screen)
+{
+ struct trace_screen *tr_screen = trace_screen(_screen);
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct pipe_screen *screen = tr_screen->screen;
+ struct drm_api *api = tr_api->api;
+ struct pipe_context *pipe;
+
+ /* TODO trace call */
+
+ pipe = api->create_context(api, screen);
+
+ pipe = trace_context_create(_screen, pipe);
+
+ return pipe;
+};
+
+static boolean
+trace_drm_buffer_from_texture(struct drm_api *_api,
+ struct pipe_texture *_texture,
+ struct pipe_buffer **_buffer,
+ unsigned *stride)
+{
+ struct trace_texture *tr_texture = trace_texture(_texture);
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct pipe_texture *texture = tr_texture->texture;
+ struct drm_api *api = tr_api->api;
+ struct pipe_buffer *buffer = NULL;
+ boolean result;
+
+ /* TODO trace call */
+
+ result = api->buffer_from_texture(api, texture, &buffer, stride);
+
+ if (result && _buffer)
+ buffer = trace_buffer_create(trace_screen(texture->screen), buffer);
+
+ if (_buffer)
+ *_buffer = buffer;
+ else
+ pipe_buffer_reference(&buffer, NULL);
+
+ return result;
+}
+
+static struct pipe_buffer *
+trace_drm_buffer_from_handle(struct drm_api *_api,
+ struct pipe_screen *_screen,
+ const char *name,
+ unsigned handle)
+{
+ struct trace_screen *tr_screen = trace_screen(_screen);
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct pipe_screen *screen = tr_screen->screen;
+ struct drm_api *api = tr_api->api;
+ struct pipe_buffer *result;
+
+ /* TODO trace call */
+
+ result = api->buffer_from_handle(api, screen, name, handle);
+
+ result = trace_buffer_create(trace_screen(_screen), result);
+
+ return result;
+}
+
+static boolean
+trace_drm_handle_from_buffer(struct drm_api *_api,
+ struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned *handle)
+{
+ struct trace_screen *tr_screen = trace_screen(_screen);
+ struct trace_buffer *tr_buffer = trace_buffer(_buffer);
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct pipe_screen *screen = tr_screen->screen;
+ struct pipe_buffer *buffer = tr_buffer->buffer;
+ struct drm_api *api = tr_api->api;
+
+ /* TODO trace call */
+
+ return api->handle_from_buffer(api, screen, buffer, handle);
+}
+
+static boolean
+trace_drm_global_handle_from_buffer(struct drm_api *_api,
+ struct pipe_screen *_screen,
+ struct pipe_buffer *_buffer,
+ unsigned *handle)
+{
+ struct trace_screen *tr_screen = trace_screen(_screen);
+ struct trace_buffer *tr_buffer = trace_buffer(_buffer);
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct pipe_screen *screen = tr_screen->screen;
+ struct pipe_buffer *buffer = tr_buffer->buffer;
+ struct drm_api *api = tr_api->api;
+
+ /* TODO trace call */
+
+ return api->global_handle_from_buffer(api, screen, buffer, handle);
+}
+
+static void
+trace_drm_destroy(struct drm_api *_api)
+{
+ struct trace_drm_api *tr_api = trace_drm_api(_api);
+ struct drm_api *api = tr_api->api;
+ api->destroy(api);
+
+ free(tr_api);
+}
+
+struct drm_api *
+trace_drm_create(struct drm_api *api)
+{
+ struct trace_drm_api *tr_api;
+
+ if (!api)
+ goto error;
+
+ if (!trace_enabled())
+ goto error;
+
+ tr_api = CALLOC_STRUCT(trace_drm_api);
+
+ if (!tr_api)
+ goto error;
+
+ tr_api->base.create_screen = trace_drm_create_screen;
+ tr_api->base.create_context = trace_drm_create_context;
+ tr_api->base.buffer_from_texture = trace_drm_buffer_from_texture;
+ tr_api->base.buffer_from_handle = trace_drm_buffer_from_handle;
+ tr_api->base.handle_from_buffer = trace_drm_handle_from_buffer;
+ tr_api->base.global_handle_from_buffer = trace_drm_global_handle_from_buffer;
+ tr_api->base.destroy = trace_drm_destroy;
+ tr_api->api = api;
+
+ return &tr_api->base;
+
+error:
+ return api;
+}
diff --git a/src/gallium/drivers/trace/tr_drm.h b/src/gallium/drivers/trace/tr_drm.h
new file mode 100644
index 0000000000..845c66a32a
--- /dev/null
+++ b/src/gallium/drivers/trace/tr_drm.h
@@ -0,0 +1,35 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef TR_DRM_H
+#define TR_DRM_H
+
+struct drm_api;
+
+struct drm_api* trace_drm_create(struct drm_api *api);
+
+#endif /* ID_DRM_H */
diff --git a/src/gallium/drivers/trace/tr_dump.c b/src/gallium/drivers/trace/tr_dump.c
index 3a1409e95a..643587ab42 100644
--- a/src/gallium/drivers/trace/tr_dump.c
+++ b/src/gallium/drivers/trace/tr_dump.c
@@ -451,11 +451,11 @@ void trace_dump_float(double value)
}
void trace_dump_bytes(const void *data,
- long unsigned size)
+ size_t size)
{
static const char hex_table[16] = "0123456789ABCDEF";
const uint8_t *p = data;
- long unsigned i;
+ size_t i;
if (!dumping)
return;
diff --git a/src/gallium/drivers/trace/tr_dump.h b/src/gallium/drivers/trace/tr_dump.h
index 31ac70802f..32592bab12 100644
--- a/src/gallium/drivers/trace/tr_dump.h
+++ b/src/gallium/drivers/trace/tr_dump.h
@@ -91,7 +91,7 @@ void trace_dump_bool(int value);
void trace_dump_int(long long int value);
void trace_dump_uint(long long unsigned value);
void trace_dump_float(double value);
-void trace_dump_bytes(const void *data, long unsigned size);
+void trace_dump_bytes(const void *data, size_t size);
void trace_dump_string(const char *str);
void trace_dump_enum(const char *value);
void trace_dump_array_begin(void);
@@ -130,7 +130,7 @@ void trace_dump_transfer_ptr(struct pipe_transfer *_transfer);
#define trace_dump_array(_type, _obj, _size) \
do { \
- unsigned long idx; \
+ size_t idx; \
trace_dump_array_begin(); \
for(idx = 0; idx < (_size); ++idx) { \
trace_dump_elem_begin(); \
@@ -142,7 +142,7 @@ void trace_dump_transfer_ptr(struct pipe_transfer *_transfer);
#define trace_dump_struct_array(_type, _obj, _size) \
do { \
- unsigned long idx; \
+ size_t idx; \
trace_dump_array_begin(); \
for(idx = 0; idx < (_size); ++idx) { \
trace_dump_elem_begin(); \
diff --git a/src/gallium/drivers/trace/tr_dump_state.c b/src/gallium/drivers/trace/tr_dump_state.c
index 23a2473b57..bcf6751af4 100644
--- a/src/gallium/drivers/trace/tr_dump_state.c
+++ b/src/gallium/drivers/trace/tr_dump_state.c
@@ -36,12 +36,18 @@
void trace_dump_format(enum pipe_format format)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
trace_dump_enum(pf_name(format) );
}
void trace_dump_block(const struct pipe_format_block *block)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
trace_dump_struct_begin("pipe_format_block");
trace_dump_member(uint, block, size);
trace_dump_member(uint, block, width);
@@ -52,6 +58,9 @@ void trace_dump_block(const struct pipe_format_block *block)
static void trace_dump_reference(const struct pipe_reference *reference)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
trace_dump_struct_begin("pipe_reference");
trace_dump_member(int, &reference->count, count);
trace_dump_struct_end();
@@ -60,6 +69,9 @@ static void trace_dump_reference(const struct pipe_reference *reference)
void trace_dump_template(const struct pipe_texture *templat)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!templat) {
trace_dump_null();
return;
@@ -95,6 +107,9 @@ void trace_dump_template(const struct pipe_texture *templat)
void trace_dump_rasterizer_state(const struct pipe_rasterizer_state *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -141,6 +156,9 @@ void trace_dump_rasterizer_state(const struct pipe_rasterizer_state *state)
void trace_dump_poly_stipple(const struct pipe_poly_stipple *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -160,6 +178,9 @@ void trace_dump_poly_stipple(const struct pipe_poly_stipple *state)
void trace_dump_viewport_state(const struct pipe_viewport_state *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -176,6 +197,9 @@ void trace_dump_viewport_state(const struct pipe_viewport_state *state)
void trace_dump_scissor_state(const struct pipe_scissor_state *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -196,6 +220,9 @@ void trace_dump_clip_state(const struct pipe_clip_state *state)
{
unsigned i;
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -221,6 +248,9 @@ void trace_dump_clip_state(const struct pipe_clip_state *state)
void trace_dump_constant_buffer(const struct pipe_constant_buffer *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -238,6 +268,9 @@ void trace_dump_shader_state(const struct pipe_shader_state *state)
{
static char str[8192];
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -259,6 +292,9 @@ void trace_dump_depth_stencil_alpha_state(const struct pipe_depth_stencil_alpha_
{
unsigned i;
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -307,6 +343,9 @@ void trace_dump_depth_stencil_alpha_state(const struct pipe_depth_stencil_alpha_
void trace_dump_blend_state(const struct pipe_blend_state *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -336,6 +375,9 @@ void trace_dump_blend_state(const struct pipe_blend_state *state)
void trace_dump_blend_color(const struct pipe_blend_color *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -351,6 +393,9 @@ void trace_dump_blend_color(const struct pipe_blend_color *state)
void trace_dump_framebuffer_state(const struct pipe_framebuffer_state *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
trace_dump_struct_begin("pipe_framebuffer_state");
trace_dump_member(uint, state, width);
@@ -365,6 +410,9 @@ void trace_dump_framebuffer_state(const struct pipe_framebuffer_state *state)
void trace_dump_sampler_state(const struct pipe_sampler_state *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -382,7 +430,6 @@ void trace_dump_sampler_state(const struct pipe_sampler_state *state)
trace_dump_member(uint, state, compare_func);
trace_dump_member(bool, state, normalized_coords);
trace_dump_member(uint, state, prefilter);
- trace_dump_member(float, state, shadow_ambient);
trace_dump_member(float, state, lod_bias);
trace_dump_member(float, state, min_lod);
trace_dump_member(float, state, max_lod);
@@ -395,6 +442,9 @@ void trace_dump_sampler_state(const struct pipe_sampler_state *state)
void trace_dump_surface(const struct pipe_surface *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -423,6 +473,9 @@ void trace_dump_surface(const struct pipe_surface *state)
void trace_dump_transfer(const struct pipe_transfer *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -454,6 +507,9 @@ void trace_dump_transfer(const struct pipe_transfer *state)
void trace_dump_vertex_buffer(const struct pipe_vertex_buffer *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
@@ -472,6 +528,9 @@ void trace_dump_vertex_buffer(const struct pipe_vertex_buffer *state)
void trace_dump_vertex_element(const struct pipe_vertex_element *state)
{
+ if (!trace_dumping_enabled_locked())
+ return;
+
if(!state) {
trace_dump_null();
return;
diff --git a/src/gallium/drivers/trace/tr_screen.c b/src/gallium/drivers/trace/tr_screen.c
index 920f418ebf..5b1e26a52d 100644
--- a/src/gallium/drivers/trace/tr_screen.c
+++ b/src/gallium/drivers/trace/tr_screen.c
@@ -38,6 +38,7 @@
static boolean trace = FALSE;
+static boolean rbug = FALSE;
static const char *
trace_screen_get_name(struct pipe_screen *_screen)
@@ -837,18 +838,11 @@ trace_screen_destroy(struct pipe_screen *_screen)
boolean
trace_enabled(void)
{
- return trace;
-}
+ static boolean firstrun = TRUE;
-struct pipe_screen *
-trace_screen_create(struct pipe_screen *screen)
-{
- struct trace_screen *tr_scr;
- struct pipe_winsys *winsys;
- boolean rbug = FALSE;
-
- if(!screen)
- goto error1;
+ if (!firstrun)
+ return trace;
+ firstrun = FALSE;
trace_dump_init();
@@ -862,7 +856,19 @@ trace_screen_create(struct pipe_screen *screen)
rbug = TRUE;
}
- if (!trace)
+ return trace;
+}
+
+struct pipe_screen *
+trace_screen_create(struct pipe_screen *screen)
+{
+ struct trace_screen *tr_scr;
+ struct pipe_winsys *winsys;
+
+ if(!screen)
+ goto error1;
+
+ if (!trace_enabled())
goto error1;
trace_dump_call_begin("", "pipe_screen_create");
diff --git a/src/gallium/include/pipe/p_config.h b/src/gallium/include/pipe/p_config.h
index 63238ea46e..4152d6ac36 100644
--- a/src/gallium/include/pipe/p_config.h
+++ b/src/gallium/include/pipe/p_config.h
@@ -102,6 +102,19 @@
/*
+ * Endian detection.
+ */
+
+#if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64)
+#define PIPE_ARCH_LITTLE_ENDIAN
+#elif defined(PIPE_ARCH_PPC) || defined(PIPE_ARCH_PPC_64)
+#define PIPE_ARCH_BIG_ENDIAN
+#else
+#define PIPE_ARCH_UNKNOWN_ENDIAN
+#endif
+
+
+/*
* Operating system family.
*
* See subsystem below for a more fine-grained distinction.
@@ -119,6 +132,10 @@
#define PIPE_OS_SOLARIS
#endif
+#if defined(__APPLE__)
+#define PIPE_OS_APPLE
+#endif
+
#if defined(_WIN32) || defined(WIN32)
#define PIPE_OS_WINDOWS
#endif
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 9924046cb2..bc4bc70759 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -210,6 +210,7 @@ enum pipe_transfer_usage {
#define PIPE_BUFFER_USAGE_CONSTANT (1 << 7)
#define PIPE_BUFFER_USAGE_DISCARD (1 << 8)
#define PIPE_BUFFER_USAGE_DONTBLOCK (1 << 9)
+#define PIPE_BUFFER_USAGE_FLUSH_EXPLICIT (1 << 10) /**< See pipe_screen::buffer_flush_mapped_range */
/** Pipe driver custom usage flags should be greater or equal to this value */
#define PIPE_BUFFER_USAGE_CUSTOM (1 << 16)
@@ -302,6 +303,8 @@ enum pipe_transfer_usage {
#define PIPE_CAP_TEXTURE_MIRROR_CLAMP 24
#define PIPE_CAP_TEXTURE_MIRROR_REPEAT 25
#define PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS 26
+#define PIPE_CAP_TGSI_CONT_SUPPORTED 27
+#define PIPE_CAP_BLEND_EQUATION_SEPARATE 28
/**
diff --git a/src/gallium/include/pipe/p_format.h b/src/gallium/include/pipe/p_format.h
index e31538c95f..c4469d4a9e 100644
--- a/src/gallium/include/pipe/p_format.h
+++ b/src/gallium/include/pipe/p_format.h
@@ -563,7 +563,11 @@ pf_is_depth_and_stencil( enum pipe_format format )
}
/** DEPRECATED: For backwards compatibility */
-#define pf_is_depth_stencil pf_is_depth_or_stencil
+static INLINE boolean
+pf_is_depth_stencil( enum pipe_format format )
+{
+ return pf_is_depth_or_stencil( format );
+}
static INLINE boolean
pf_is_compressed( enum pipe_format format )
diff --git a/src/gallium/include/pipe/p_inlines.h b/src/gallium/include/pipe/p_inlines.h
index 1232c87968..cf176c9209 100644
--- a/src/gallium/include/pipe/p_inlines.h
+++ b/src/gallium/include/pipe/p_inlines.h
@@ -117,7 +117,9 @@ pipe_buffer_write(struct pipe_screen *screen,
assert(offset + size <= buf->size);
assert(size);
- map = pipe_buffer_map_range(screen, buf, offset, size, PIPE_BUFFER_USAGE_CPU_WRITE);
+ map = pipe_buffer_map_range(screen, buf, offset, size,
+ PIPE_BUFFER_USAGE_CPU_WRITE |
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT);
assert(map);
if(map) {
memcpy(map + offset, data, size);
diff --git a/src/gallium/include/pipe/p_refcnt.h b/src/gallium/include/pipe/p_refcnt.h
index 1f89453e09..1f9088b3e9 100644
--- a/src/gallium/include/pipe/p_refcnt.h
+++ b/src/gallium/include/pipe/p_refcnt.h
@@ -62,29 +62,29 @@ pipe_is_referenced(struct pipe_reference *reference)
* Set 'ptr' to point to 'reference' and update reference counting.
* The old thing pointed to, if any, will be unreferenced first.
* 'reference' may be NULL.
- *
- * XXX: thread safety issues!
*/
static INLINE bool
pipe_reference(struct pipe_reference **ptr, struct pipe_reference *reference)
{
bool destroy = FALSE;
- /* bump the reference.count first */
- if (reference) {
- assert(pipe_is_referenced(reference));
- p_atomic_inc(&reference->count);
- }
-
- if (*ptr) {
- assert(pipe_is_referenced(*ptr));
- if (p_atomic_dec_zero(&(*ptr)->count)) {
- destroy = TRUE;
+ if(*ptr != reference) {
+ /* bump the reference.count first */
+ if (reference) {
+ assert(pipe_is_referenced(reference));
+ p_atomic_inc(&reference->count);
}
+
+ if (*ptr) {
+ assert(pipe_is_referenced(*ptr));
+ if (p_atomic_dec_zero(&(*ptr)->count)) {
+ destroy = TRUE;
+ }
+ }
+
+ *ptr = reference;
}
- *ptr = reference;
-
return destroy;
}
diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index b449522fac..6cbdd75943 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -221,23 +221,31 @@ struct pipe_screen {
/**
* Notify a range that was actually written into.
*
+ * Can only be used if the buffer was mapped with the
+ * PIPE_BUFFER_USAGE_CPU_WRITE and PIPE_BUFFER_USAGE_FLUSH_EXPLICIT flags
+ * set.
+ *
* The range is relative to the buffer start, regardless of the range
* specified to buffer_map_range. This is different from the
* ARB_map_buffer_range semantics because we don't forbid multiple mappings
* of the same buffer (yet).
*
- * If the buffer was mapped for writing and no buffer_flush_mapped_range
- * call was done until the buffer_unmap is called then the pipe driver will
- * assumed that the whole buffer was written. This is for backward
- * compatibility purposes and may affect performance -- the state tracker
- * should always specify exactly what got written while the buffer was
- * mapped.
*/
void (*buffer_flush_mapped_range)( struct pipe_screen *screen,
struct pipe_buffer *buf,
unsigned offset,
unsigned length);
+ /**
+ * Unmap buffer.
+ *
+ * If the buffer was mapped with PIPE_BUFFER_USAGE_CPU_WRITE flag but not
+ * PIPE_BUFFER_USAGE_FLUSH_EXPLICIT then the pipe driver will
+ * assume that the whole buffer was written. This is mostly for backward
+ * compatibility purposes and may affect performance -- the state tracker
+ * should always specify exactly what got written while the buffer was
+ * mapped.
+ */
void (*buffer_unmap)( struct pipe_screen *screen,
struct pipe_buffer *buf );
diff --git a/src/gallium/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h
index 4dafdd6f0a..b00cfe3423 100644
--- a/src/gallium/include/pipe/p_shader_tokens.h
+++ b/src/gallium/include/pipe/p_shader_tokens.h
@@ -131,7 +131,8 @@ struct tgsi_declaration_range
#define TGSI_SEMANTIC_PSIZE 4
#define TGSI_SEMANTIC_GENERIC 5
#define TGSI_SEMANTIC_NORMAL 6
-#define TGSI_SEMANTIC_COUNT 7 /**< number of semantic values */
+#define TGSI_SEMANTIC_FACE 7
+#define TGSI_SEMANTIC_COUNT 8 /**< number of semantic values */
struct tgsi_declaration_semantic
{
diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index 4b590bdc90..626bedb35a 100644
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -75,11 +75,11 @@ struct pipe_surface;
*/
struct pipe_buffer
{
- struct pipe_reference reference;
- struct pipe_screen *screen;
- unsigned alignment;
- unsigned usage;
- unsigned size;
+ struct pipe_reference reference;
+ unsigned size;
+ struct pipe_screen *screen;
+ unsigned alignment;
+ unsigned usage;
};
@@ -265,7 +265,6 @@ struct pipe_sampler_state
unsigned compare_func:3; /**< PIPE_FUNC_x */
unsigned normalized_coords:1; /**< Are coords normalized to [0,1]? */
unsigned prefilter:4; /**< Wierd sampling state exposed by some api's */
- float shadow_ambient; /**< shadow test fail color/intensity */
float lod_bias; /**< LOD/lambda bias */
float min_lod, max_lod; /**< LOD clamp range, after bias */
float border_color[4];
@@ -287,10 +286,10 @@ struct pipe_surface
unsigned offset; /**< offset from start of buffer, in bytes */
unsigned usage; /**< PIPE_BUFFER_USAGE_* */
+ unsigned zslice;
struct pipe_texture *texture; /**< texture into which this is a view */
unsigned face;
unsigned level;
- unsigned zslice;
};
diff --git a/src/gallium/include/pipe/p_thread.h b/src/gallium/include/pipe/p_thread.h
index df6d38904a..96e8e08744 100644
--- a/src/gallium/include/pipe/p_thread.h
+++ b/src/gallium/include/pipe/p_thread.h
@@ -36,6 +36,7 @@
#include "pipe/p_compiler.h"
+#include "util/u_debug.h" /* for assert */
#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS)
diff --git a/src/gallium/include/state_tracker/drm_api.h b/src/gallium/include/state_tracker/drm_api.h
index 5790b2f6c7..7a38b508fb 100644
--- a/src/gallium/include/state_tracker/drm_api.h
+++ b/src/gallium/include/state_tracker/drm_api.h
@@ -32,33 +32,37 @@ struct drm_api
* Special buffer functions
*/
/*@{*/
- struct pipe_screen* (*create_screen)(int drm_fd,
- struct drm_create_screen_arg *arg);
- struct pipe_context* (*create_context)(struct pipe_screen *screen);
+ struct pipe_screen* (*create_screen)(struct drm_api *api, int drm_fd,
+ struct drm_create_screen_arg *arg);
+ struct pipe_context* (*create_context)(struct drm_api *api,
+ struct pipe_screen *screen);
/*@}*/
/**
* Special buffer functions
*/
/*@{*/
- boolean (*buffer_from_texture)(struct pipe_texture *texture,
- struct pipe_buffer **buffer,
- unsigned *stride);
- struct pipe_buffer* (*buffer_from_handle)(struct pipe_screen *screen,
+ boolean (*buffer_from_texture)(struct drm_api *api,
+ struct pipe_texture *texture,
+ struct pipe_buffer **buffer,
+ unsigned *stride);
+ struct pipe_buffer* (*buffer_from_handle)(struct drm_api *api,
+ struct pipe_screen *screen,
const char *name,
unsigned handle);
- boolean (*handle_from_buffer)(struct pipe_screen *screen,
- struct pipe_buffer *buffer,
- unsigned *handle);
- boolean (*global_handle_from_buffer)(struct pipe_screen *screen,
- struct pipe_buffer *buffer,
- unsigned *handle);
+ boolean (*handle_from_buffer)(struct drm_api *api,
+ struct pipe_screen *screen,
+ struct pipe_buffer *buffer,
+ unsigned *handle);
+ boolean (*global_handle_from_buffer)(struct drm_api *api,
+ struct pipe_screen *screen,
+ struct pipe_buffer *buffer,
+ unsigned *handle);
/*@}*/
+
+ void (*destroy)(struct drm_api *api);
};
-/**
- * A driver needs to export this symbol
- */
-extern struct drm_api drm_api_hooks;
+extern struct drm_api * drm_api_create(void);
#endif
diff --git a/src/gallium/state_trackers/dri/dri_context.c b/src/gallium/state_trackers/dri/dri_context.c
index 45eaec4ed3..6c617197ec 100644
--- a/src/gallium/state_trackers/dri/dri_context.c
+++ b/src/gallium/state_trackers/dri/dri_context.c
@@ -69,7 +69,7 @@ dri_create_context(const __GLcontextModes * visual,
driParseConfigFiles(&ctx->optionCache,
&screen->optionCache, sPriv->myNum, "dri");
- ctx->pipe = drm_api_hooks.create_context(screen->pipe_screen);
+ ctx->pipe = screen->api->create_context(screen->api, screen->pipe_screen);
if (ctx->pipe == NULL)
goto fail;
diff --git a/src/gallium/state_trackers/dri/dri_drawable.c b/src/gallium/state_trackers/dri/dri_drawable.c
index 09cd3091d2..1d91fbb89f 100644
--- a/src/gallium/state_trackers/dri/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/dri_drawable.c
@@ -53,7 +53,8 @@ dri_copy_to_front(__DRIdrawablePrivate * dPriv,
}
static struct pipe_surface *
-dri_surface_from_handle(struct pipe_screen *screen,
+dri_surface_from_handle(struct drm_api *api,
+ struct pipe_screen *screen,
unsigned handle,
enum pipe_format format,
unsigned width, unsigned height, unsigned pitch)
@@ -63,7 +64,7 @@ dri_surface_from_handle(struct pipe_screen *screen,
struct pipe_texture templat;
struct pipe_buffer *buf = NULL;
- buf = drm_api_hooks.buffer_from_handle(screen, "dri2 buffer", handle);
+ buf = api->buffer_from_handle(api, screen, "dri2 buffer", handle);
if (!buf)
return NULL;
@@ -100,12 +101,14 @@ dri_surface_from_handle(struct pipe_screen *screen,
void
dri_get_buffers(__DRIdrawablePrivate * dPriv)
{
+
struct dri_drawable *drawable = dri_drawable(dPriv);
struct pipe_surface *surface = NULL;
struct pipe_screen *screen = dri_screen(drawable->sPriv)->pipe_screen;
__DRIbuffer *buffers = NULL;
__DRIscreen *dri_screen = drawable->sPriv;
__DRIdrawable *dri_drawable = drawable->dPriv;
+ struct drm_api *api = ((struct dri_screen*)(dri_screen->private))->api;
boolean have_depth = FALSE;
int i, count;
@@ -157,29 +160,28 @@ dri_get_buffers(__DRIdrawablePrivate * dPriv)
switch (buffers[i].attachment) {
case __DRI_BUFFER_FRONT_LEFT:
index = ST_SURFACE_FRONT_LEFT;
- format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ format = drawable->color_format;
break;
case __DRI_BUFFER_FAKE_FRONT_LEFT:
index = ST_SURFACE_FRONT_LEFT;
- format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ format = drawable->color_format;
break;
case __DRI_BUFFER_BACK_LEFT:
index = ST_SURFACE_BACK_LEFT;
- format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ format = drawable->color_format;
break;
case __DRI_BUFFER_DEPTH:
index = ST_SURFACE_DEPTH;
- format = PIPE_FORMAT_Z24S8_UNORM;
+ format = drawable->depth_format;
break;
case __DRI_BUFFER_STENCIL:
index = ST_SURFACE_DEPTH;
- format = PIPE_FORMAT_Z24S8_UNORM;
+ format = drawable->stencil_format;
break;
case __DRI_BUFFER_ACCUM:
default:
assert(0);
}
- assert(buffers[i].cpp == 4);
if (index == ST_SURFACE_DEPTH) {
if (have_depth)
@@ -188,7 +190,8 @@ dri_get_buffers(__DRIdrawablePrivate * dPriv)
have_depth = TRUE;
}
- surface = dri_surface_from_handle(screen,
+ surface = dri_surface_from_handle(api,
+ screen,
buffers[i].name,
format,
dri_drawable->w,
@@ -218,10 +221,8 @@ dri_create_buffer(__DRIscreenPrivate * sPriv,
__DRIdrawablePrivate * dPriv,
const __GLcontextModes * visual, boolean isPixmap)
{
- enum pipe_format colorFormat, depthFormat, stencilFormat;
struct dri_screen *screen = sPriv->private;
struct dri_drawable *drawable = NULL;
- struct pipe_screen *pscreen = screen->pipe_screen;
int i;
if (isPixmap)
@@ -231,39 +232,52 @@ dri_create_buffer(__DRIscreenPrivate * sPriv,
if (drawable == NULL)
goto fail;
- /* XXX: todo: use the pipe_screen queries to figure out which
- * render targets are supportable.
- */
- assert(visual->redBits == 8);
- assert(visual->depthBits == 24 || visual->depthBits == 0);
- assert(visual->stencilBits == 8 || visual->stencilBits == 0);
-
- colorFormat = PIPE_FORMAT_A8R8G8B8_UNORM;
+ drawable->color_format = (visual->redBits == 8) ?
+ PIPE_FORMAT_A8R8G8B8_UNORM : PIPE_FORMAT_R5G6B5_UNORM;
+
+ debug_printf("Red bits is %d\n", visual->redBits);
+
+ switch(visual->depthBits) {
+ default:
+ case 0:
+ debug_printf("Depth buffer 0.\n");
+ drawable->depth_format = PIPE_FORMAT_NONE;
+ break;
+ case 16:
+ debug_printf("Depth buffer 16.\n");
+ drawable->depth_format = PIPE_FORMAT_Z16_UNORM;
+ break;
+ case 24:
+ if (visual->stencilBits == 0) {
+ debug_printf("Depth buffer 24. Stencil 0.\n");
+ drawable->depth_format = (screen->d_depth_bits_last) ?
+ PIPE_FORMAT_X8Z24_UNORM:
+ PIPE_FORMAT_Z24X8_UNORM;
+ } else {
+ debug_printf("Combined depth stencil 24 / 8.\n");
+ drawable->depth_format = (screen->sd_depth_bits_last) ?
+ PIPE_FORMAT_S8Z24_UNORM:
+ PIPE_FORMAT_Z24S8_UNORM;
+ }
+ break;
+ }
- if (visual->depthBits) {
- if (pscreen->is_format_supported(pscreen, PIPE_FORMAT_Z24S8_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0))
- depthFormat = PIPE_FORMAT_Z24S8_UNORM;
- else
- depthFormat = PIPE_FORMAT_S8Z24_UNORM;
- } else
- depthFormat = PIPE_FORMAT_NONE;
-
- if (visual->stencilBits) {
- if (pscreen->is_format_supported(pscreen, PIPE_FORMAT_Z24S8_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0))
- stencilFormat = PIPE_FORMAT_Z24S8_UNORM;
- else
- stencilFormat = PIPE_FORMAT_S8Z24_UNORM;
- } else
- stencilFormat = PIPE_FORMAT_NONE;
+ switch(visual->stencilBits) {
+ default:
+ case 0:
+ drawable->stencil_format = PIPE_FORMAT_NONE;
+ break;
+ case 8:
+ drawable->stencil_format = (screen->sd_depth_bits_last) ?
+ PIPE_FORMAT_S8Z24_UNORM:
+ PIPE_FORMAT_Z24S8_UNORM;
+ break;
+ }
drawable->stfb = st_create_framebuffer(visual,
- colorFormat,
- depthFormat,
- stencilFormat,
+ drawable->color_format,
+ drawable->depth_format,
+ drawable->stencil_format,
dPriv->w,
dPriv->h, (void *)drawable);
if (drawable->stfb == NULL)
diff --git a/src/gallium/state_trackers/dri/dri_drawable.h b/src/gallium/state_trackers/dri/dri_drawable.h
index 0f654d804a..2fbd5f1eb7 100644
--- a/src/gallium/state_trackers/dri/dri_drawable.h
+++ b/src/gallium/state_trackers/dri/dri_drawable.h
@@ -58,6 +58,10 @@ struct dri_drawable
unsigned int tail;
unsigned int desired_fences;
unsigned int cur_fences;
+
+ enum pipe_format color_format;
+ enum pipe_format depth_format;
+ enum pipe_format stencil_format;
};
static INLINE struct dri_drawable *
diff --git a/src/gallium/state_trackers/dri/dri_extensions.c b/src/gallium/state_trackers/dri/dri_extensions.c
index 2f48162526..7c04c2b970 100644
--- a/src/gallium/state_trackers/dri/dri_extensions.c
+++ b/src/gallium/state_trackers/dri/dri_extensions.c
@@ -82,8 +82,7 @@ const struct dri_extension card_extensions[] = {
{"GL_ARB_vertex_program", GL_ARB_vertex_program_functions},
{"GL_ARB_window_pos", GL_ARB_window_pos_functions},
{"GL_EXT_blend_color", GL_EXT_blend_color_functions},
- {"GL_EXT_blend_equation_separate",
- GL_EXT_blend_equation_separate_functions},
+ {"GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions},
{"GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions},
{"GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions},
{"GL_EXT_blend_subtract", NULL},
diff --git a/src/gallium/state_trackers/dri/dri_screen.c b/src/gallium/state_trackers/dri/dri_screen.c
index d3392ee690..5f78b7264a 100644
--- a/src/gallium/state_trackers/dri/dri_screen.c
+++ b/src/gallium/state_trackers/dri/dri_screen.c
@@ -69,39 +69,65 @@ PUBLIC const char __driConfigOptions[] =
struct dri1_api *__dri1_api_hooks = NULL;
static const __DRIconfig **
-dri_fill_in_modes(__DRIscreenPrivate * psp,
- unsigned pixel_bits, unsigned depth_bits,
- unsigned stencil_bits, GLboolean have_back_buffer)
+dri_fill_in_modes(struct dri_screen *screen,
+ unsigned pixel_bits)
{
__DRIconfig **configs;
- __GLcontextModes *m;
unsigned num_modes;
- uint8_t depth_bits_array[3];
- uint8_t stencil_bits_array[3];
+ uint8_t depth_bits_array[4];
+ uint8_t stencil_bits_array[4];
uint8_t msaa_samples_array[1];
unsigned depth_buffer_factor;
unsigned back_buffer_factor;
unsigned msaa_samples_factor;
GLenum fb_format;
GLenum fb_type;
- int i;
+ struct pipe_screen *p_screen = screen->pipe_screen;
static const GLenum back_buffer_modes[] = {
GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
};
- /* TODO probe the hardware of what is supports */
depth_bits_array[0] = 0;
- depth_bits_array[1] = 24;
- depth_bits_array[2] = 24;
-
- stencil_bits_array[0] = 0; /* no depth or stencil */
- stencil_bits_array[1] = 0; /* z24x8 */
- stencil_bits_array[2] = 8; /* z24s8 */
+ stencil_bits_array[0] = 0;
+ depth_buffer_factor = 1;
+
+ if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z16_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0)) {
+ depth_bits_array[depth_buffer_factor] = 16;
+ stencil_bits_array[depth_buffer_factor++] = 0;
+ }
+ if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8Z24_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0)) {
+ depth_bits_array[depth_buffer_factor] = 24;
+ stencil_bits_array[depth_buffer_factor++] = 0;
+ screen->d_depth_bits_last = TRUE;
+ } else if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24X8_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL,
+ 0)) {
+ depth_bits_array[depth_buffer_factor] = 24;
+ stencil_bits_array[depth_buffer_factor++] = 0;
+ screen->d_depth_bits_last = FALSE;
+ }
+ if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_S8Z24_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0)) {
+ depth_bits_array[depth_buffer_factor] = 24;
+ stencil_bits_array[depth_buffer_factor++] = 8;
+ screen->sd_depth_bits_last = TRUE;
+ } else if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24S8_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL,
+ 0)) {
+ depth_bits_array[depth_buffer_factor] = 24;
+ stencil_bits_array[depth_buffer_factor++] = 8;
+ screen->sd_depth_bits_last = FALSE;
+ }
msaa_samples_array[0] = 0;
-
- depth_buffer_factor = 3;
back_buffer_factor = 3;
msaa_samples_factor = 1;
@@ -109,9 +135,19 @@ dri_fill_in_modes(__DRIscreenPrivate * psp,
depth_buffer_factor * back_buffer_factor * msaa_samples_factor * 4;
if (pixel_bits == 16) {
+ if (!p_screen->is_format_supported(p_screen,
+ PIPE_FORMAT_R5G6B5_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_RENDER_TARGET, 0))
+ return NULL;
fb_format = GL_RGB;
fb_type = GL_UNSIGNED_SHORT_5_6_5;
} else {
+ if (!p_screen->is_format_supported(p_screen,
+ PIPE_FORMAT_A8R8G8B8_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_RENDER_TARGET, 0))
+ return NULL;
fb_format = GL_BGRA;
fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
}
@@ -126,13 +162,6 @@ dri_fill_in_modes(__DRIscreenPrivate * psp,
return NULL;
}
- for (i = 0; configs[i]; i++) {
- m = &configs[i]->modes;
- if ((m->stencilBits != 0) && (m->stencilBits != stencil_bits)) {
- m->visualRating = GLX_SLOW_CONFIG;
- }
- }
-
return (const const __DRIconfig **)configs;
}
@@ -170,6 +199,7 @@ dri_init_screen(__DRIscreenPrivate * sPriv)
if (!screen)
return NULL;
+ screen->api = drm_api_create();
screen->sPriv = sPriv;
screen->fd = sPriv->fd;
screen->drmLock = (drmLock *) & sPriv->pSAREA->lock;
@@ -187,7 +217,7 @@ dri_init_screen(__DRIscreenPrivate * sPriv)
dri_copy_version(&arg.drm_version, &sPriv->drm_version);
arg.api = NULL;
- screen->pipe_screen = drm_api_hooks.create_screen(screen->fd, &arg.base);
+ screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg.base);
if (!screen->pipe_screen || !arg.api) {
debug_printf("%s: failed to create dri1 screen\n", __FUNCTION__);
@@ -200,7 +230,13 @@ dri_init_screen(__DRIscreenPrivate * sPriv)
driParseOptionInfo(&screen->optionCache,
__driConfigOptions, __driNConfigOptions);
- configs = dri_fill_in_modes(sPriv, sPriv->fbBPP, 24, 8, 1);
+ /**
+ * FIXME: If the driver supports format conversion swapbuffer blits, we might
+ * want to support other color bit depths than the server is currently
+ * using.
+ */
+
+ configs = dri_fill_in_modes(screen, sPriv->fbBPP);
if (!configs)
goto out_no_configs;
@@ -230,13 +266,14 @@ dri_init_screen2(__DRIscreenPrivate * sPriv)
if (!screen)
goto fail;
+ screen->api = drm_api_create();
screen->sPriv = sPriv;
screen->fd = sPriv->fd;
sPriv->private = (void *)screen;
sPriv->extensions = dri_screen_extensions;
arg.mode = DRM_CREATE_NORMAL;
- screen->pipe_screen = drm_api_hooks.create_screen(screen->fd, &arg);
+ screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg);
if (!screen->pipe_screen) {
debug_printf("%s: failed to create pipe_screen\n", __FUNCTION__);
goto fail;
@@ -248,7 +285,7 @@ dri_init_screen2(__DRIscreenPrivate * sPriv)
driParseOptionInfo(&screen->optionCache,
__driConfigOptions, __driNConfigOptions);
- return dri_fill_in_modes(sPriv, 4 * 8, 24, 8, 1);
+ return dri_fill_in_modes(screen, 32);
fail:
return NULL;
}
diff --git a/src/gallium/state_trackers/dri/dri_screen.h b/src/gallium/state_trackers/dri/dri_screen.h
index 100d9e50e0..f3335bb09f 100644
--- a/src/gallium/state_trackers/dri/dri_screen.h
+++ b/src/gallium/state_trackers/dri/dri_screen.h
@@ -60,8 +60,11 @@ struct dri_screen
drmLock *drmLock;
/* gallium */
+ struct drm_api *api;
struct pipe_winsys *pipe_winsys;
struct pipe_screen *pipe_screen;
+ boolean d_depth_bits_last;
+ boolean sd_depth_bits_last;
};
/** cast wrapper */
diff --git a/src/gallium/state_trackers/egl/egl_context.c b/src/gallium/state_trackers/egl/egl_context.c
index 36548fae26..edd49486e5 100644
--- a/src/gallium/state_trackers/egl/egl_context.c
+++ b/src/gallium/state_trackers/egl/egl_context.c
@@ -115,7 +115,7 @@ drm_create_context(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext
_eglInitContext(drv, dpy, &ctx->base, config, attrib_list);
- ctx->pipe = drm_api_hooks.create_context(dev->screen);
+ ctx->pipe = dev->api->create_context(dev->api, dev->screen);
if (!ctx->pipe)
goto err_pipe;
diff --git a/src/gallium/state_trackers/egl/egl_surface.c b/src/gallium/state_trackers/egl/egl_surface.c
index 489aa8d9af..de8194a46a 100644
--- a/src/gallium/state_trackers/egl/egl_surface.c
+++ b/src/gallium/state_trackers/egl/egl_surface.c
@@ -132,7 +132,7 @@ drm_create_texture(_EGLDriver *drv,
scrn->front.width = w;
scrn->front.height = h;
scrn->front.pitch = pitch;
- drm_api_hooks.handle_from_buffer(screen, scrn->buffer, &scrn->front.handle);
+ dev->api->handle_from_buffer(dev->api, screen, scrn->buffer, &scrn->front.handle);
if (0)
goto err_handle;
diff --git a/src/gallium/state_trackers/egl/egl_tracker.c b/src/gallium/state_trackers/egl/egl_tracker.c
index 8e62008461..521c91d895 100644
--- a/src/gallium/state_trackers/egl/egl_tracker.c
+++ b/src/gallium/state_trackers/egl/egl_tracker.c
@@ -35,6 +35,8 @@ _eglMain(_EGLDisplay *dpy, const char *args)
return NULL;
}
+ drm->api = drm_api_create();
+
/* First fill in the dispatch table with defaults */
_eglInitDriverFallbacks(&drm->base);
/* then plug in our Drm-specific functions */
@@ -146,7 +148,7 @@ drm_initialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
dev->drmFD = fd;
drm_get_device_id(dev);
- dev->screen = drm_api_hooks.create_screen(dev->drmFD, NULL);
+ dev->screen = dev->api->create_screen(dev->api, dev->drmFD, NULL);
if (!dev->screen)
goto err_screen;
dev->winsys = dev->screen->winsys;
@@ -234,6 +236,7 @@ drm_terminate(_EGLDriver *drv, EGLDisplay dpy)
dev->screen->destroy(dev->screen);
dev->winsys = NULL;
+ dev->api->destroy(dev->api);
drmClose(dev->drmFD);
diff --git a/src/gallium/state_trackers/egl/egl_tracker.h b/src/gallium/state_trackers/egl/egl_tracker.h
index ce2717de63..3b8836720d 100644
--- a/src/gallium/state_trackers/egl/egl_tracker.h
+++ b/src/gallium/state_trackers/egl/egl_tracker.h
@@ -38,6 +38,7 @@ struct drm_device
* pipe
*/
+ struct drm_api *api;
struct pipe_winsys *winsys;
struct pipe_screen *screen;
diff --git a/src/gallium/state_trackers/g3dvl/vl_basic_csc.c b/src/gallium/state_trackers/g3dvl/vl_basic_csc.c
index 16d4f1e32c..643e68e6a6 100644
--- a/src/gallium/state_trackers/g3dvl/vl_basic_csc.c
+++ b/src/gallium/state_trackers/g3dvl/vl_basic_csc.c
@@ -669,7 +669,6 @@ static int vlInit
sampler.compare_func = PIPE_FUNC_ALWAYS;
sampler.normalized_coords = 1;
/*sampler.prefilter = ;*/
- /*sampler.shadow_ambient = ;*/
/*sampler.lod_bias = ;*/
/*sampler.min_lod = ;*/
/*sampler.max_lod = ;*/
diff --git a/src/gallium/state_trackers/g3dvl/vl_r16snorm_mc_buf.c b/src/gallium/state_trackers/g3dvl/vl_r16snorm_mc_buf.c
index eb8270ecad..79318fe24b 100644
--- a/src/gallium/state_trackers/g3dvl/vl_r16snorm_mc_buf.c
+++ b/src/gallium/state_trackers/g3dvl/vl_r16snorm_mc_buf.c
@@ -1074,7 +1074,6 @@ static int vlInit
sampler.compare_func = PIPE_FUNC_ALWAYS;
sampler.normalized_coords = 1;
/*sampler.prefilter = ;*/
- /*sampler.shadow_ambient = ;*/
/*sampler.lod_bias = ;*/
sampler.min_lod = 0;
/*sampler.max_lod = ;*/
diff --git a/src/gallium/state_trackers/glx/xlib/fakeglx.c b/src/gallium/state_trackers/glx/xlib/fakeglx.c
index 85e7ecfb9e..23777c76f6 100644
--- a/src/gallium/state_trackers/glx/xlib/fakeglx.c
+++ b/src/gallium/state_trackers/glx/xlib/fakeglx.c
@@ -1820,7 +1820,7 @@ Fake_glXCreatePixmap( Display *dpy, GLXFBConfig config, Pixmap pixmap,
if (!dpy || !config || !pixmap)
return 0;
- for (attr = attribList; *attr; attr++) {
+ for (attr = attribList; attr && *attr; attr++) {
switch (*attr) {
case GLX_TEXTURE_FORMAT_EXT:
attr++;
diff --git a/src/gallium/state_trackers/python/tests/base.py b/src/gallium/state_trackers/python/tests/base.py
index 1fa7fe6f3b..202ccfc350 100755
--- a/src/gallium/state_trackers/python/tests/base.py
+++ b/src/gallium/state_trackers/python/tests/base.py
@@ -46,6 +46,14 @@ for name, value in globals().items():
if name.startswith("PIPE_FORMAT_") and isinstance(value, int):
formats[value] = name
+def is_depth_stencil_format(format):
+ # FIXME: make and use binding to pf_is_depth_stencil
+ return format in (
+ PIPE_FORMAT_Z32_UNORM,
+ PIPE_FORMAT_Z24S8_UNORM,
+ PIPE_FORMAT_Z24X8_UNORM,
+ PIPE_FORMAT_Z16_UNORM,
+ )
def make_image(width, height, rgba):
import Image
diff --git a/src/gallium/state_trackers/python/tests/texture_sample.py b/src/gallium/state_trackers/python/tests/texture_sample.py
index 06130ea1c9..c7b78abbbe 100755
--- a/src/gallium/state_trackers/python/tests/texture_sample.py
+++ b/src/gallium/state_trackers/python/tests/texture_sample.py
@@ -497,17 +497,13 @@ def main():
PIPE_TEXTURE_3D,
]
- formats = [
+ color_formats = [
PIPE_FORMAT_A8R8G8B8_UNORM,
PIPE_FORMAT_X8R8G8B8_UNORM,
#PIPE_FORMAT_A8R8G8B8_SRGB,
PIPE_FORMAT_R5G6B5_UNORM,
PIPE_FORMAT_A1R5G5B5_UNORM,
PIPE_FORMAT_A4R4G4B4_UNORM,
- PIPE_FORMAT_Z32_UNORM,
- PIPE_FORMAT_Z24S8_UNORM,
- PIPE_FORMAT_Z24X8_UNORM,
- PIPE_FORMAT_Z16_UNORM,
PIPE_FORMAT_A8_UNORM,
PIPE_FORMAT_L8_UNORM,
PIPE_FORMAT_YCBCR,
@@ -517,6 +513,13 @@ def main():
#PIPE_FORMAT_DXT5_RGBA,
]
+ depth_formats = [
+ PIPE_FORMAT_Z32_UNORM,
+ PIPE_FORMAT_Z24S8_UNORM,
+ PIPE_FORMAT_Z24X8_UNORM,
+ PIPE_FORMAT_Z16_UNORM,
+ ]
+
sizes = [64, 32, 16, 8, 4, 2, 1]
#sizes = [1020, 508, 252, 62, 30, 14, 6, 3]
#sizes = [64]
@@ -531,8 +534,8 @@ def main():
PIPE_TEX_FACE_NEG_Z,
]
- for target in targets:
- for format in formats:
+ for format in color_formats:
+ for target in targets:
for size in sizes:
if target == PIPE_TEXTURE_3D:
depth = size
@@ -546,17 +549,7 @@ def main():
for level in range(0, last_level + 1):
zslice = 0
while zslice < depth >> level:
- if format in (
- PIPE_FORMAT_Z32_UNORM,
- PIPE_FORMAT_Z24S8_UNORM,
- PIPE_FORMAT_Z24X8_UNORM,
- PIPE_FORMAT_Z16_UNORM,
- ):
- klass = TextureDepthSampleTest
- else:
- klass = TextureColorSampleTest
-
- test = klass(
+ test = TextureColorSampleTest(
dev = dev,
target = target,
format = format,
@@ -570,6 +563,27 @@ def main():
)
suite.add_test(test)
zslice = (zslice + 1)*2 - 1
+ for format in depth_formats:
+ target = PIPE_TEXTURE_2D
+ depth = 1
+ face = 0
+ last_level = 0
+ level = 0
+ zslice = 0
+ for size in sizes:
+ test = TextureDepthSampleTest(
+ dev = dev,
+ target = target,
+ format = format,
+ width = size,
+ height = size,
+ depth = depth,
+ last_level = last_level,
+ face = face,
+ level = level,
+ zslice = zslice,
+ )
+ suite.add_test(test)
suite.run()
diff --git a/src/gallium/state_trackers/vega/Makefile b/src/gallium/state_trackers/vega/Makefile
new file mode 100644
index 0000000000..b8c805b06c
--- /dev/null
+++ b/src/gallium/state_trackers/vega/Makefile
@@ -0,0 +1,128 @@
+# src/mesa/Makefile
+
+TOP = ../../../..
+include $(TOP)/configs/current
+GALLIUM = $(TOP)
+
+### Lists of source files, included by Makefiles
+
+VG_SOURCES = \
+ api_context.c \
+ api_filters.c \
+ api_images.c \
+ api_masks.c \
+ api_misc.c \
+ api_paint.c \
+ api_params.c \
+ api_path.c \
+ api_text.c \
+ api_transform.c \
+ vgu.c \
+ vg_context.c \
+ vg_state.c \
+ vg_tracker.c \
+ vg_translate.c \
+ polygon.c \
+ bezier.c \
+ path.c \
+ paint.c \
+ arc.c \
+ image.c \
+ renderer.c \
+ stroker.c \
+ mask.c \
+ shader.c \
+ shaders_cache.c
+
+
+### All the core C sources
+
+ALL_SOURCES = \
+ $(VG_SOURCES)
+
+
+### Object files
+VG_OBJECTS = \
+ $(VG_SOURCES:.c=.o)
+
+### Include directories
+
+INCLUDE_DIRS = \
+ -I$(TOP)/include \
+ -I$(GALLIUM)/include \
+ -I$(GALLIUM)/src/gallium/include \
+ -I$(GALLIUM)/src/gallium/auxiliary
+
+VG_LIB = OpenVG
+VG_LIB_NAME = lib$(VG_LIB).so
+
+VG_MAJOR = 1
+VG_MINOR = 0
+VG_TINY = 0
+
+GALLIUM_LIBS = \
+ $(GALLIUM)/src/gallium/auxiliary/pipebuffer/libpipebuffer.a \
+ $(GALLIUM)/src/gallium/auxiliary/sct/libsct.a \
+ $(GALLIUM)/src/gallium/auxiliary/draw/libdraw.a \
+ $(GALLIUM)/src/gallium/auxiliary/rtasm/librtasm.a \
+ $(GALLIUM)/src/gallium/auxiliary/translate/libtranslate.a \
+ $(GALLIUM)/src/gallium/auxiliary/cso_cache/libcso_cache.a \
+ $(GALLIUM)/src/gallium/auxiliary/util/libutil.a \
+ $(GALLIUM)/src/gallium/auxiliary/tgsi/libtgsi.a
+
+.SUFFIXES : .cpp
+
+.c.o:
+ $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
+
+.cpp.o:
+ $(CXX) -c $(INCLUDE_DIRS) $(CXXFLAGS) $< -o $@
+
+.S.o:
+ $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
+
+
+default: depend subdirs $(TOP)/$(LIB_DIR)/$(VG_LIB_NAME)
+
+# Make the OpenVG library
+$(TOP)/$(LIB_DIR)/$(VG_LIB_NAME): $(VG_OBJECTS) $(GALLIUM_LIBS)
+ $(TOP)/bin/mklib -o $(VG_LIB) \
+ -major $(VG_MAJOR) \
+ -minor $(VG_MINOR) \
+ -patch $(VG_TINY) \
+ -install $(TOP)/$(LIB_DIR) \
+ $(VG_OBJECTS) $(GALLIUM_LIBS) \
+ -Wl,--whole-archive $(LIBS) -Wl,--no-whole-archive $(SYS_LIBS)
+
+######################################################################
+# Generic stuff
+
+depend: $(ALL_SOURCES)
+ @ echo "running $(MKDEP)"
+ @ rm -f depend # workaround oops on gutsy?!?
+ @ touch depend
+ @ $(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) $(ALL_SOURCES) \
+ > /dev/null 2>/dev/null
+
+
+subdirs:
+
+install: default
+ $(INSTALL) -d $(INSTALL_DIR)/include/VG
+ $(INSTALL) -d $(INSTALL_DIR)/$(LIB_DIR)
+ $(INSTALL) -m 644 $(TOP)/include/VG/*.h $(INSTALL_DIR)/include/VG
+ @if [ -e $(TOP)/$(LIB_DIR)/$(VG_LIB_NAME) ]; then \
+ $(INSTALL) $(TOP)/$(LIB_DIR)/libOpenVG* $(INSTALL_DIR)/$(LIB_DIR); \
+ fi
+
+# Emacs tags
+tags:
+ etags `find . -name \*.[ch]` $(TOP)/include/VG/*.h
+
+clean:
+ -rm -f *.o
+ -rm -f */*.o
+ -rm -f */*/*.o
+ -rm -f depend depend.bak
+
+include depend
diff --git a/src/gallium/state_trackers/vega/api_consts.h b/src/gallium/state_trackers/vega/api_consts.h
new file mode 100644
index 0000000000..e1b48d4a46
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_consts.h
@@ -0,0 +1,56 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef API_CONSTS_H
+#define API_CONSTS_H
+
+/*must be at least 32*/
+#define VEGA_MAX_SCISSOR_RECTS 32
+
+/*must be at least 16*/
+#define VEGA_MAX_DASH_COUNT 32
+
+/*must be at least 7*/
+#define VEGA_MAX_KERNEL_SIZE 7
+
+/*must be at least 15*/
+#define VEGA_MAX_SEPARABLE_KERNEL_SIZE 15
+
+/*must be at least 32*/
+#define VEGA_MAX_COLOR_RAMP_STOPS 256
+
+#define VEGA_MAX_IMAGE_WIDTH 2048
+
+#define VEGA_MAX_IMAGE_HEIGHT 2048
+
+#define VEGA_MAX_IMAGE_PIXELS (2048*2048)
+
+#define VEGA_MAX_IMAGE_BYTES (2048*2048 * 4)
+
+/*must be at least 128*/
+#define VEGA_MAX_GAUSSIAN_STD_DEVIATION 128
+
+#endif
diff --git a/src/gallium/state_trackers/vega/api_context.c b/src/gallium/state_trackers/vega/api_context.c
new file mode 100644
index 0000000000..47db102dd2
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_context.c
@@ -0,0 +1,75 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+
+VGErrorCode vgGetError(void)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGErrorCode error = VG_NO_CONTEXT_ERROR;
+
+ if (!ctx)
+ return error;
+
+ error = ctx->_error;
+ ctx->_error = VG_NO_ERROR;
+
+ return error;
+}
+
+void vgFlush(void)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe;
+
+ if (!ctx)
+ return;
+
+ pipe = ctx->pipe;
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+}
+
+void vgFinish(void)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_fence_handle *fence = NULL;
+ struct pipe_context *pipe;
+
+ if (!ctx)
+ return;
+
+ pipe = ctx->pipe;
+
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, &fence);
+
+ pipe->screen->fence_finish(pipe->screen, fence, 0);
+ pipe->screen->fence_reference(pipe->screen, &fence, NULL);
+}
diff --git a/src/gallium/state_trackers/vega/api_filters.c b/src/gallium/state_trackers/vega/api_filters.c
new file mode 100644
index 0000000000..862cbb03c4
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_filters.c
@@ -0,0 +1,805 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+#include "image.h"
+#include "renderer.h"
+#include "shaders_cache.h"
+#include "st_inlines.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "util/u_memory.h"
+
+
+#include "asm_filters.h"
+
+
+struct filter_info {
+ struct vg_image *dst;
+ struct vg_image *src;
+ struct vg_shader * (*setup_shader)(struct vg_context *, void *);
+ void *user_data;
+ const void *const_buffer;
+ VGint const_buffer_len;
+ VGTilingMode tiling_mode;
+ struct pipe_texture *extra_texture;
+};
+
+static INLINE struct pipe_texture *create_texture_1d(struct vg_context *ctx,
+ const VGuint *color_data,
+ const VGint color_data_len)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_texture *tex = 0;
+ struct pipe_texture templ;
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_1D;
+ templ.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ templ.last_level = 0;
+ templ.width[0] = color_data_len;
+ templ.height[0] = 1;
+ templ.depth[0] = 1;
+ pf_get_block(PIPE_FORMAT_A8R8G8B8_UNORM, &templ.block);
+ templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
+
+ tex = screen->texture_create(screen, &templ);
+
+ { /* upload color_data */
+ struct pipe_transfer *transfer =
+ screen->get_tex_transfer(screen, tex,
+ 0, 0, 0,
+ PIPE_TRANSFER_READ_WRITE ,
+ 0, 0, tex->width[0], tex->height[0]);
+ void *map = screen->transfer_map(screen, transfer);
+ memcpy(map, color_data, sizeof(VGint)*color_data_len);
+ screen->transfer_unmap(screen, transfer);
+ screen->tex_transfer_destroy(transfer);
+ }
+
+ return tex;
+}
+
+static INLINE struct pipe_surface * setup_framebuffer(struct vg_image *dst)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_framebuffer_state fb;
+ struct pipe_surface *dst_surf = pipe->screen->get_tex_surface(
+ pipe->screen, dst->texture, 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ /* drawing dest */
+ memset(&fb, 0, sizeof(fb));
+ fb.width = dst->x + dst_surf->width;
+ fb.height = dst->y + dst_surf->height;
+ fb.nr_cbufs = 1;
+ fb.cbufs[0] = dst_surf;
+ {
+ VGint i;
+ for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i)
+ fb.cbufs[i] = 0;
+ }
+ cso_set_framebuffer(ctx->cso_context, &fb);
+
+ return dst_surf;
+}
+
+static void setup_viewport(struct vg_image *dst)
+{
+ struct vg_context *ctx = vg_current_context();
+ vg_set_viewport(ctx, VEGA_Y0_TOP);
+}
+
+static void setup_blend()
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_blend_state blend;
+ memset(&blend, 0, sizeof(blend));
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ if (ctx->state.vg.filter_channel_mask & VG_RED)
+ blend.colormask |= PIPE_MASK_R;
+ if (ctx->state.vg.filter_channel_mask & VG_GREEN)
+ blend.colormask |= PIPE_MASK_G;
+ if (ctx->state.vg.filter_channel_mask & VG_BLUE)
+ blend.colormask |= PIPE_MASK_B;
+ if (ctx->state.vg.filter_channel_mask & VG_ALPHA)
+ blend.colormask |= PIPE_MASK_A;
+ blend.blend_enable = 1;
+ cso_set_blend(ctx->cso_context, &blend);
+}
+
+static void setup_constant_buffer(struct vg_context *ctx, const void *buffer,
+ VGint param_bytes)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_constant_buffer *cbuf = &ctx->filter.buffer;
+
+ /* We always need to get a new buffer, to keep the drivers simple and
+ * avoid gratuitous rendering synchronization. */
+ pipe_buffer_reference(&cbuf->buffer, NULL);
+
+ cbuf->buffer = pipe_buffer_create(pipe->screen, 16,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ param_bytes);
+
+ if (cbuf->buffer) {
+ st_no_flush_pipe_buffer_write(ctx, cbuf->buffer,
+ 0, param_bytes, buffer);
+ }
+
+ ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_FRAGMENT, 0, cbuf);
+}
+
+static void setup_samplers(struct vg_context *ctx, struct filter_info *info)
+{
+ struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
+ struct pipe_texture *textures[PIPE_MAX_SAMPLERS];
+ struct pipe_sampler_state sampler[3];
+ int num_samplers = 0;
+ int num_textures = 0;
+
+ samplers[0] = NULL;
+ samplers[1] = NULL;
+ samplers[2] = NULL;
+ samplers[3] = NULL;
+ textures[0] = NULL;
+ textures[1] = NULL;
+ textures[2] = NULL;
+ textures[3] = NULL;
+
+ memset(&sampler[0], 0, sizeof(struct pipe_sampler_state));
+ sampler[0].wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler[0].wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler[0].wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler[0].min_img_filter = PIPE_TEX_MIPFILTER_LINEAR;
+ sampler[0].mag_img_filter = PIPE_TEX_MIPFILTER_LINEAR;
+ sampler[0].normalized_coords = 1;
+
+ switch(info->tiling_mode) {
+ case VG_TILE_FILL:
+ sampler[0].wrap_s = PIPE_TEX_WRAP_CLAMP_TO_BORDER;
+ sampler[0].wrap_t = PIPE_TEX_WRAP_CLAMP_TO_BORDER;
+ memcpy(sampler[0].border_color,
+ ctx->state.vg.tile_fill_color,
+ sizeof(VGfloat) * 4);
+ break;
+ case VG_TILE_PAD:
+ sampler[0].wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler[0].wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ break;
+ case VG_TILE_REPEAT:
+ sampler[0].wrap_s = PIPE_TEX_WRAP_REPEAT;
+ sampler[0].wrap_t = PIPE_TEX_WRAP_REPEAT;
+ break;
+ case VG_TILE_REFLECT:
+ sampler[0].wrap_s = PIPE_TEX_WRAP_MIRROR_REPEAT;
+ sampler[0].wrap_t = PIPE_TEX_WRAP_MIRROR_REPEAT;
+ break;
+ default:
+ debug_assert(!"Unknown tiling mode");
+ }
+
+ samplers[0] = &sampler[0];
+ textures[0] = info->src->texture;
+ ++num_samplers;
+ ++num_textures;
+
+ if (info->extra_texture) {
+ memcpy(&sampler[1], &sampler[0], sizeof(struct pipe_sampler_state));
+ samplers[1] = &sampler[1];
+ textures[1] = info->extra_texture;
+ ++num_samplers;
+ ++num_textures;
+ }
+
+
+ cso_set_samplers(ctx->cso_context, num_samplers, (const struct pipe_sampler_state **)samplers);
+ cso_set_sampler_textures(ctx->cso_context, num_textures, textures);
+}
+
+static struct vg_shader * setup_color_matrix(struct vg_context *ctx, void *user_data)
+{
+ struct vg_shader *shader =
+ shader_create_from_text(ctx->pipe, color_matrix_asm, 200,
+ PIPE_SHADER_FRAGMENT);
+ cso_set_fragment_shader_handle(ctx->cso_context, shader->driver);
+ return shader;
+}
+
+static struct vg_shader * setup_convolution(struct vg_context *ctx, void *user_data)
+{
+ char buffer[1024];
+ VGint num_consts = (VGint)(long)(user_data);
+ struct vg_shader *shader;
+
+ snprintf(buffer, 1023, convolution_asm, num_consts, num_consts / 2 + 1);
+
+ shader = shader_create_from_text(ctx->pipe, buffer, 200,
+ PIPE_SHADER_FRAGMENT);
+
+ cso_set_fragment_shader_handle(ctx->cso_context, shader->driver);
+ return shader;
+}
+
+static struct vg_shader * setup_lookup(struct vg_context *ctx, void *user_data)
+{
+ struct vg_shader *shader =
+ shader_create_from_text(ctx->pipe, lookup_asm,
+ 200, PIPE_SHADER_FRAGMENT);
+
+ cso_set_fragment_shader_handle(ctx->cso_context, shader->driver);
+ return shader;
+}
+
+
+static struct vg_shader * setup_lookup_single(struct vg_context *ctx, void *user_data)
+{
+ char buffer[1024];
+ VGImageChannel channel = (VGImageChannel)(user_data);
+ struct vg_shader *shader;
+
+ switch(channel) {
+ case VG_RED:
+ snprintf(buffer, 1023, lookup_single_asm, "xxxx");
+ break;
+ case VG_GREEN:
+ snprintf(buffer, 1023, lookup_single_asm, "yyyy");
+ break;
+ case VG_BLUE:
+ snprintf(buffer, 1023, lookup_single_asm, "zzzz");
+ break;
+ case VG_ALPHA:
+ snprintf(buffer, 1023, lookup_single_asm, "wwww");
+ break;
+ default:
+ debug_assert(!"Unknown color channel");
+ }
+
+ shader = shader_create_from_text(ctx->pipe, buffer, 200,
+ PIPE_SHADER_FRAGMENT);
+
+ cso_set_fragment_shader_handle(ctx->cso_context, shader->driver);
+ return shader;
+}
+
+static void execute_filter(struct vg_context *ctx,
+ struct filter_info *info)
+{
+ struct pipe_surface *dst_surf;
+ struct vg_shader *shader;
+
+ cso_save_framebuffer(ctx->cso_context);
+ cso_save_fragment_shader(ctx->cso_context);
+ cso_save_viewport(ctx->cso_context);
+ cso_save_blend(ctx->cso_context);
+ cso_save_samplers(ctx->cso_context);
+ cso_save_sampler_textures(ctx->cso_context);
+
+ dst_surf = setup_framebuffer(info->dst);
+ setup_viewport(info->dst);
+ setup_blend();
+ setup_constant_buffer(ctx, info->const_buffer, info->const_buffer_len);
+ shader = info->setup_shader(ctx, info->user_data);
+ setup_samplers(ctx, info);
+
+ renderer_draw_texture(ctx->renderer,
+ info->src->texture,
+ info->dst->x, info->dst->y,
+ info->dst->x + info->dst->width,
+ info->dst->y + info->dst->height,
+ info->dst->x, info->dst->y,
+ info->dst->x + info->dst->width,
+ info->dst->y + info->dst->height);
+
+ cso_restore_framebuffer(ctx->cso_context);
+ cso_restore_fragment_shader(ctx->cso_context);
+ cso_restore_viewport(ctx->cso_context);
+ cso_restore_blend(ctx->cso_context);
+ cso_restore_samplers(ctx->cso_context);
+ cso_restore_sampler_textures(ctx->cso_context);
+
+ vg_shader_destroy(ctx, shader);
+
+ pipe_surface_reference(&dst_surf, NULL);
+}
+
+void vgColorMatrix(VGImage dst, VGImage src,
+ const VGfloat * matrix)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *d, *s;
+ struct filter_info info;
+
+ if (dst == VG_INVALID_HANDLE || src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!matrix || !is_aligned(matrix)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ d = (struct vg_image*)dst;
+ s = (struct vg_image*)src;
+
+ if (vg_image_overlaps(d, s)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ info.dst = d;
+ info.src = s;
+ info.setup_shader = &setup_color_matrix;
+ info.user_data = NULL;
+ info.const_buffer = matrix;
+ info.const_buffer_len = 20 * sizeof(VGfloat);
+ info.tiling_mode = VG_TILE_PAD;
+ info.extra_texture = 0;
+ execute_filter(ctx, &info);
+}
+
+static VGfloat texture_offset(VGfloat width, VGint kernelSize, VGint current, VGint shift)
+{
+ VGfloat diff = current - shift;
+
+ return diff / width;
+}
+
+void vgConvolve(VGImage dst, VGImage src,
+ VGint kernelWidth, VGint kernelHeight,
+ VGint shiftX, VGint shiftY,
+ const VGshort * kernel,
+ VGfloat scale,
+ VGfloat bias,
+ VGTilingMode tilingMode)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGfloat *buffer;
+ VGint buffer_len;
+ VGint i, j;
+ VGint idx = 0;
+ struct vg_image *d, *s;
+ VGint kernel_size = kernelWidth * kernelHeight;
+ struct filter_info info;
+ const VGint max_kernel_size = vgGeti(VG_MAX_KERNEL_SIZE);
+
+ if (dst == VG_INVALID_HANDLE || src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (kernelWidth <= 0 || kernelHeight <= 0 ||
+ kernelWidth > max_kernel_size || kernelHeight > max_kernel_size) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!kernel || !is_aligned_to(kernel, 2)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (tilingMode < VG_TILE_FILL ||
+ tilingMode > VG_TILE_REFLECT) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ d = (struct vg_image*)dst;
+ s = (struct vg_image*)src;
+
+ if (vg_image_overlaps(d, s)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ vg_validate_state(ctx);
+
+ buffer_len = 8 + 2 * 4 * kernel_size;
+ buffer = (VGfloat*)malloc(buffer_len * sizeof(VGfloat));
+
+ buffer[0] = 0.f;
+ buffer[1] = 1.f;
+ buffer[2] = 2.f; /*unused*/
+ buffer[3] = 4.f; /*unused*/
+
+ buffer[4] = kernelWidth * kernelHeight;
+ buffer[5] = scale;
+ buffer[6] = bias;
+ buffer[7] = 0.f;
+
+ idx = 8;
+ for (j = 0; j < kernelHeight; ++j) {
+ for (i = 0; i < kernelWidth; ++i) {
+ VGint index = j * kernelWidth + i;
+ VGfloat x, y;
+
+ x = texture_offset(s->width, kernelWidth, i, shiftX);
+ y = texture_offset(s->height, kernelHeight, j, shiftY);
+
+ buffer[idx + index*4 + 0] = x;
+ buffer[idx + index*4 + 1] = y;
+ buffer[idx + index*4 + 2] = 0.f;
+ buffer[idx + index*4 + 3] = 0.f;
+ }
+ }
+ idx += kernel_size * 4;
+
+ for (j = 0; j < kernelHeight; ++j) {
+ for (i = 0; i < kernelWidth; ++i) {
+ /* transpose the kernel */
+ VGint index = j * kernelWidth + i;
+ VGint kindex = (kernelWidth - i - 1) * kernelHeight + (kernelHeight - j - 1);
+ buffer[idx + index*4 + 0] = kernel[kindex];
+ buffer[idx + index*4 + 1] = kernel[kindex];
+ buffer[idx + index*4 + 2] = kernel[kindex];
+ buffer[idx + index*4 + 3] = kernel[kindex];
+ }
+ }
+
+ info.dst = d;
+ info.src = s;
+ info.setup_shader = &setup_convolution;
+ info.user_data = (void*)(long)(buffer_len/4);
+ info.const_buffer = buffer;
+ info.const_buffer_len = buffer_len * sizeof(VGfloat);
+ info.tiling_mode = tilingMode;
+ info.extra_texture = 0;
+ execute_filter(ctx, &info);
+
+ free(buffer);
+}
+
+void vgSeparableConvolve(VGImage dst, VGImage src,
+ VGint kernelWidth,
+ VGint kernelHeight,
+ VGint shiftX, VGint shiftY,
+ const VGshort * kernelX,
+ const VGshort * kernelY,
+ VGfloat scale,
+ VGfloat bias,
+ VGTilingMode tilingMode)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGshort *kernel;
+ VGint i, j, idx = 0;
+ const VGint max_kernel_size = vgGeti(VG_MAX_SEPARABLE_KERNEL_SIZE);
+
+ if (dst == VG_INVALID_HANDLE || src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (kernelWidth <= 0 || kernelHeight <= 0 ||
+ kernelWidth > max_kernel_size || kernelHeight > max_kernel_size) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!kernelX || !kernelY ||
+ !is_aligned_to(kernelX, 2) || !is_aligned_to(kernelY, 2)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (tilingMode < VG_TILE_FILL ||
+ tilingMode > VG_TILE_REFLECT) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ kernel = malloc(sizeof(VGshort)*kernelWidth*kernelHeight);
+ for (i = 0; i < kernelWidth; ++i) {
+ for (j = 0; j < kernelHeight; ++j) {
+ kernel[idx] = kernelX[i] * kernelY[j];
+ ++idx;
+ }
+ }
+ vgConvolve(dst, src, kernelWidth, kernelHeight, shiftX, shiftY,
+ kernel, scale, bias, tilingMode);
+ free(kernel);
+}
+
+static INLINE VGfloat compute_gaussian_componenet(VGfloat x, VGfloat y,
+ VGfloat stdDeviationX,
+ VGfloat stdDeviationY)
+{
+ VGfloat mult = 1 / ( 2 * M_PI * stdDeviationX * stdDeviationY);
+ VGfloat e = exp( - ( pow(x, 2)/(2*pow(stdDeviationX, 2)) +
+ pow(y, 2)/(2*pow(stdDeviationY, 2)) ) );
+ return mult * e;
+}
+
+static INLINE VGint compute_kernel_size(VGfloat deviation)
+{
+ VGint size = ceil(2.146 * deviation);
+ if (size > 11)
+ return 11;
+ return size;
+}
+
+static void compute_gaussian_kernel(VGfloat *kernel,
+ VGint width, VGint height,
+ VGfloat stdDeviationX,
+ VGfloat stdDeviationY)
+{
+ VGint i, j;
+ VGfloat scale = 0.0f;
+
+ for (j = 0; j < height; ++j) {
+ for (i = 0; i < width; ++i) {
+ VGint idx = (height - j -1) * width + (width - i -1);
+ kernel[idx] = compute_gaussian_componenet(i-(ceil(width/2))-1,
+ j-ceil(height/2)-1,
+ stdDeviationX, stdDeviationY);
+ scale += kernel[idx];
+ }
+ }
+
+ for (j = 0; j < height; ++j) {
+ for (i = 0; i < width; ++i) {
+ VGint idx = j * width + i;
+ kernel[idx] /= scale;
+ }
+ }
+}
+
+void vgGaussianBlur(VGImage dst, VGImage src,
+ VGfloat stdDeviationX,
+ VGfloat stdDeviationY,
+ VGTilingMode tilingMode)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *d, *s;
+ VGfloat *buffer, *kernel;
+ VGint kernel_width, kernel_height, kernel_size;
+ VGint buffer_len;
+ VGint idx, i, j;
+ struct filter_info info;
+
+ if (dst == VG_INVALID_HANDLE || src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (stdDeviationX <= 0 || stdDeviationY <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (tilingMode < VG_TILE_FILL ||
+ tilingMode > VG_TILE_REFLECT) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ d = (struct vg_image*)dst;
+ s = (struct vg_image*)src;
+
+ if (vg_image_overlaps(d, s)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ kernel_width = compute_kernel_size(stdDeviationX);
+ kernel_height = compute_kernel_size(stdDeviationY);
+ kernel_size = kernel_width * kernel_height;
+ kernel = malloc(sizeof(VGfloat)*kernel_size);
+ compute_gaussian_kernel(kernel, kernel_width, kernel_height,
+ stdDeviationX, stdDeviationY);
+
+ buffer_len = 8 + 2 * 4 * kernel_size;
+ buffer = (VGfloat*)malloc(buffer_len * sizeof(VGfloat));
+
+ buffer[0] = 0.f;
+ buffer[1] = 1.f;
+ buffer[2] = 2.f; /*unused*/
+ buffer[3] = 4.f; /*unused*/
+
+ buffer[4] = kernel_width * kernel_height;
+ buffer[5] = 1.f;/*scale*/
+ buffer[6] = 0.f;/*bias*/
+ buffer[7] = 0.f;
+
+ idx = 8;
+ for (j = 0; j < kernel_height; ++j) {
+ for (i = 0; i < kernel_width; ++i) {
+ VGint index = j * kernel_width + i;
+ VGfloat x, y;
+
+ x = texture_offset(s->width, kernel_width, i, kernel_width/2);
+ y = texture_offset(s->height, kernel_height, j, kernel_height/2);
+
+ buffer[idx + index*4 + 0] = x;
+ buffer[idx + index*4 + 1] = y;
+ buffer[idx + index*4 + 2] = 0.f;
+ buffer[idx + index*4 + 3] = 0.f;
+ }
+ }
+ idx += kernel_size * 4;
+
+ for (j = 0; j < kernel_height; ++j) {
+ for (i = 0; i < kernel_width; ++i) {
+ /* transpose the kernel */
+ VGint index = j * kernel_width + i;
+ VGint kindex = (kernel_width - i - 1) * kernel_height + (kernel_height - j - 1);
+ buffer[idx + index*4 + 0] = kernel[kindex];
+ buffer[idx + index*4 + 1] = kernel[kindex];
+ buffer[idx + index*4 + 2] = kernel[kindex];
+ buffer[idx + index*4 + 3] = kernel[kindex];
+ }
+ }
+
+ info.dst = d;
+ info.src = s;
+ info.setup_shader = &setup_convolution;
+ info.user_data = (void*)(long)(buffer_len/4);
+ info.const_buffer = buffer;
+ info.const_buffer_len = buffer_len * sizeof(VGfloat);
+ info.tiling_mode = tilingMode;
+ info.extra_texture = 0;
+ execute_filter(ctx, &info);
+
+ free(buffer);
+ free(kernel);
+}
+
+void vgLookup(VGImage dst, VGImage src,
+ const VGubyte * redLUT,
+ const VGubyte * greenLUT,
+ const VGubyte * blueLUT,
+ const VGubyte * alphaLUT,
+ VGboolean outputLinear,
+ VGboolean outputPremultiplied)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *d, *s;
+ VGuint color_data[256];
+ VGint i;
+ struct pipe_texture *lut_texture;
+ VGfloat buffer[4];
+ struct filter_info info;
+
+ if (dst == VG_INVALID_HANDLE || src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!redLUT || !greenLUT || !blueLUT || !alphaLUT) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ d = (struct vg_image*)dst;
+ s = (struct vg_image*)src;
+
+ if (vg_image_overlaps(d, s)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ for (i = 0; i < 256; ++i) {
+ color_data[i] = blueLUT[i] << 24 | greenLUT[i] << 16 |
+ redLUT[i] << 8 | alphaLUT[i];
+ }
+ lut_texture = create_texture_1d(ctx, color_data, 255);
+
+ buffer[0] = 0.f;
+ buffer[1] = 0.f;
+ buffer[2] = 1.f;
+ buffer[3] = 1.f;
+
+ info.dst = d;
+ info.src = s;
+ info.setup_shader = &setup_lookup;
+ info.user_data = NULL;
+ info.const_buffer = buffer;
+ info.const_buffer_len = 4 * sizeof(VGfloat);
+ info.tiling_mode = VG_TILE_PAD;
+ info.extra_texture = lut_texture;
+
+ execute_filter(ctx, &info);
+
+ pipe_texture_reference(&lut_texture, NULL);
+}
+
+void vgLookupSingle(VGImage dst, VGImage src,
+ const VGuint * lookupTable,
+ VGImageChannel sourceChannel,
+ VGboolean outputLinear,
+ VGboolean outputPremultiplied)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *d, *s;
+ struct pipe_texture *lut_texture;
+ VGfloat buffer[4];
+ struct filter_info info;
+ VGuint color_data[256];
+ VGint i;
+
+ if (dst == VG_INVALID_HANDLE || src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!lookupTable || !is_aligned(lookupTable)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (sourceChannel != VG_RED && sourceChannel != VG_GREEN &&
+ sourceChannel != VG_BLUE && sourceChannel != VG_ALPHA) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ d = (struct vg_image*)dst;
+ s = (struct vg_image*)src;
+
+ if (vg_image_overlaps(d, s)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ for (i = 0; i < 256; ++i) {
+ VGuint rgba = lookupTable[i];
+ VGubyte blue, green, red, alpha;
+ red = (rgba & 0xff000000)>>24;
+ green = (rgba & 0x00ff0000)>>16;
+ blue = (rgba & 0x0000ff00)>> 8;
+ alpha = (rgba & 0x000000ff)>> 0;
+ color_data[i] = blue << 24 | green << 16 |
+ red << 8 | alpha;
+ }
+ lut_texture = create_texture_1d(ctx, color_data, 256);
+
+ buffer[0] = 0.f;
+ buffer[1] = 0.f;
+ buffer[2] = 1.f;
+ buffer[3] = 1.f;
+
+ info.dst = d;
+ info.src = s;
+ info.setup_shader = &setup_lookup_single;
+ info.user_data = (void*)sourceChannel;
+ info.const_buffer = buffer;
+ info.const_buffer_len = 4 * sizeof(VGfloat);
+ info.tiling_mode = VG_TILE_PAD;
+ info.extra_texture = lut_texture;
+
+ execute_filter(ctx, &info);
+
+ pipe_texture_reference(&lut_texture, NULL);
+}
diff --git a/src/gallium/state_trackers/vega/api_images.c b/src/gallium/state_trackers/vega/api_images.c
new file mode 100644
index 0000000000..c437553bc2
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_images.c
@@ -0,0 +1,489 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "image.h"
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+#include "vg_translate.h"
+#include "api_consts.h"
+#include "image.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_inlines.h"
+#include "util/u_blit.h"
+#include "util/u_tile.h"
+#include "util/u_memory.h"
+
+static INLINE VGboolean supported_image_format(VGImageFormat format)
+{
+ switch(format) {
+ case VG_sRGBX_8888:
+ case VG_sRGBA_8888:
+ case VG_sRGBA_8888_PRE:
+ case VG_sRGB_565:
+ case VG_sRGBA_5551:
+ case VG_sRGBA_4444:
+ case VG_sL_8:
+ case VG_lRGBX_8888:
+ case VG_lRGBA_8888:
+ case VG_lRGBA_8888_PRE:
+ case VG_lL_8:
+ case VG_A_8:
+ case VG_BW_1:
+#ifdef OPENVG_VERSION_1_1
+ case VG_A_1:
+ case VG_A_4:
+#endif
+ case VG_sXRGB_8888:
+ case VG_sARGB_8888:
+ case VG_sARGB_8888_PRE:
+ case VG_sARGB_1555:
+ case VG_sARGB_4444:
+ case VG_lXRGB_8888:
+ case VG_lARGB_8888:
+ case VG_lARGB_8888_PRE:
+ case VG_sBGRX_8888:
+ case VG_sBGRA_8888:
+ case VG_sBGRA_8888_PRE:
+ case VG_sBGR_565:
+ case VG_sBGRA_5551:
+ case VG_sBGRA_4444:
+ case VG_lBGRX_8888:
+ case VG_lBGRA_8888:
+ case VG_lBGRA_8888_PRE:
+ case VG_sXBGR_8888:
+ case VG_sABGR_8888:
+ case VG_sABGR_8888_PRE:
+ case VG_sABGR_1555:
+ case VG_sABGR_4444:
+ case VG_lXBGR_8888:
+ case VG_lABGR_8888:
+ case VG_lABGR_8888_PRE:
+ return VG_TRUE;
+ default:
+ return VG_FALSE;
+ }
+ return VG_FALSE;
+}
+
+VGImage vgCreateImage(VGImageFormat format,
+ VGint width, VGint height,
+ VGbitfield allowedQuality)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (!supported_image_format(format)) {
+ vg_set_error(ctx, VG_UNSUPPORTED_IMAGE_FORMAT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (width > vgGeti(VG_MAX_IMAGE_WIDTH) ||
+ height > vgGeti(VG_MAX_IMAGE_HEIGHT)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (width * height > vgGeti(VG_MAX_IMAGE_PIXELS)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ if (!(allowedQuality & ((VG_IMAGE_QUALITY_NONANTIALIASED |
+ VG_IMAGE_QUALITY_FASTER |
+ VG_IMAGE_QUALITY_BETTER)))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ return (VGImage)image_create(format, width, height);
+}
+
+void vgDestroyImage(VGImage image)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *img = (struct vg_image *)image;
+
+ if (image == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!vg_object_is_valid((void*)image, VG_OBJECT_IMAGE)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ image_destroy(img);
+}
+
+void vgClearImage(VGImage image,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *img;
+
+ if (image == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ img = (struct vg_image*)image;
+
+ if (x + width < 0 || y + height < 0)
+ return;
+
+ image_clear(img, x, y, width, height);
+
+}
+
+void vgImageSubData(VGImage image,
+ const void * data,
+ VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *img;
+
+ if (image == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!supported_image_format(dataFormat)) {
+ vg_set_error(ctx, VG_UNSUPPORTED_IMAGE_FORMAT_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0 || !data || !is_aligned(data)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ img = (struct vg_image*)(image);
+ image_sub_data(img, data, dataStride, dataFormat,
+ x, y, width, height);
+}
+
+void vgGetImageSubData(VGImage image,
+ void * data,
+ VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *img;
+
+ if (image == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!supported_image_format(dataFormat)) {
+ vg_set_error(ctx, VG_UNSUPPORTED_IMAGE_FORMAT_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0 || !data || !is_aligned(data)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ img = (struct vg_image*)image;
+ image_get_sub_data(img, data, dataStride, dataFormat,
+ x, y, width, height);
+}
+
+VGImage vgChildImage(VGImage parent,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *p;
+
+ if (parent == VG_INVALID_HANDLE ||
+ !vg_context_is_object_valid(ctx, VG_OBJECT_IMAGE, (void*)parent) ||
+ !vg_object_is_valid((void*)parent, VG_OBJECT_IMAGE)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (width <= 0 || height <= 0 || x < 0 || y < 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ p = (struct vg_image *)parent;
+ if (x > p->width || y > p->height) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (x + width > p->width || y + height > p->height) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ return (VGImage)image_child_image(p, x, y, width, height);
+}
+
+VGImage vgGetParent(VGImage image)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *img;
+
+ if (image == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ img = (struct vg_image*)image;
+ if (img->parent)
+ return (VGImage)img->parent;
+ else
+ return image;
+}
+
+void vgCopyImage(VGImage dst, VGint dx, VGint dy,
+ VGImage src, VGint sx, VGint sy,
+ VGint width, VGint height,
+ VGboolean dither)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (src == VG_INVALID_HANDLE || dst == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ vg_validate_state(ctx);
+ image_copy((struct vg_image*)dst, dx, dy,
+ (struct vg_image*)src, sx, sy,
+ width, height, dither);
+}
+
+void vgDrawImage(VGImage image)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (!ctx)
+ return;
+
+ if (image == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ vg_validate_state(ctx);
+ image_draw((struct vg_image*)image);
+}
+
+void vgSetPixels(VGint dx, VGint dy,
+ VGImage src, VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ vg_validate_state(ctx);
+
+ if (src == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ image_set_pixels(dx, dy, (struct vg_image*)src, sx, sy, width,
+ height);
+}
+
+void vgGetPixels(VGImage dst, VGint dx, VGint dy,
+ VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *img;
+
+ if (dst == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ img = (struct vg_image*)dst;
+
+ image_get_pixels(img, dx, dy,
+ sx, sy, width, height);
+}
+
+void vgWritePixels(const void * data, VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint dx, VGint dy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+
+ if (!supported_image_format(dataFormat)) {
+ vg_set_error(ctx, VG_UNSUPPORTED_IMAGE_FORMAT_ERROR);
+ return;
+ }
+ if (!data || !is_aligned(data)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ vg_validate_state(ctx);
+ {
+ struct vg_image *img = image_create(dataFormat, width, height);
+ image_sub_data(img, data, dataStride, dataFormat, 0, 0,
+ width, height);
+#if 0
+ struct matrix *matrix = &ctx->state.vg.image_user_to_surface_matrix;
+ matrix_translate(matrix, dx, dy);
+ image_draw(img);
+ matrix_translate(matrix, -dx, -dy);
+#else
+ /* this looks like a better approach */
+ image_set_pixels(dx, dy, img, 0, 0, width, height);
+#endif
+ image_destroy(img);
+ }
+ /* make sure rendering has completed */
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+}
+
+void vgReadPixels(void * data, VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ struct st_renderbuffer *strb = stfb->strb;
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+
+ VGfloat temp[VEGA_MAX_IMAGE_WIDTH][4];
+ VGfloat *df = (VGfloat*)temp;
+ VGint y = (fb->height - sy) - 1, yStep = -1;
+ VGint i;
+ VGubyte *dst = (VGubyte *)data;
+ VGint xoffset = 0, yoffset = 0;
+
+ if (!supported_image_format(dataFormat)) {
+ vg_set_error(ctx, VG_UNSUPPORTED_IMAGE_FORMAT_ERROR);
+ return;
+ }
+ if (!data || !is_aligned(data)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ /* make sure rendering has completed */
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ if (sx < 0) {
+ xoffset = -sx;
+ xoffset *= _vega_size_for_format(dataFormat);
+ width += sx;
+ sx = 0;
+ }
+ if (sy < 0) {
+ yoffset = -sy;
+ height += sy;
+ sy = 0;
+ y = (fb->height - sy) - 1;
+ yoffset *= dataStride;
+ }
+
+ {
+ struct pipe_transfer *transfer;
+
+ transfer = screen->get_tex_transfer(screen, strb->texture, 0, 0, 0,
+ PIPE_TRANSFER_READ,
+ 0, 0, width, height);
+
+ /* Do a row at a time to flip image data vertically */
+ for (i = 0; i < height; i++) {
+#if 0
+ debug_printf("%d-%d == %d\n", sy, height, y);
+#endif
+ pipe_get_tile_rgba(transfer, sx, y, width, 1, df);
+ y += yStep;
+ _vega_pack_rgba_span_float(ctx, width, temp, dataFormat,
+ dst + yoffset + xoffset);
+ dst += dataStride;
+ }
+
+ screen->tex_transfer_destroy(transfer);
+ }
+}
+
+void vgCopyPixels(VGint dx, VGint dy,
+ VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+ struct st_renderbuffer *strb = ctx->draw_buffer->strb;
+
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ /* do nothing if we copy from outside the fb */
+ if (dx >= (VGint)fb->width || dy >= (VGint)fb->height ||
+ sx >= (VGint)fb->width || sy >= (VGint)fb->height)
+ return;
+
+ vg_validate_state(ctx);
+ /* make sure rendering has completed */
+ vgFinish();
+
+ vg_copy_surface(ctx, strb->surface, dx, dy,
+ strb->surface, sx, sy, width, height);
+}
diff --git a/src/gallium/state_trackers/vega/api_masks.c b/src/gallium/state_trackers/vega/api_masks.c
new file mode 100644
index 0000000000..4f9f3dae17
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_masks.c
@@ -0,0 +1,373 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "mask.h"
+#include "renderer.h"
+
+#include "vg_context.h"
+#include "pipe/p_context.h"
+#include "pipe/p_inlines.h"
+#include "pipe/internal/p_winsys_screen.h" /* for winsys->update_buffer */
+
+#include "util/u_pack_color.h"
+#include "util/u_draw_quad.h"
+#include "util/u_memory.h"
+
+
+#define DISABLE_1_1_MASKING 1
+
+/**
+ * Draw a screen-aligned quadrilateral.
+ * Coords are window coords with y=0=bottom. These coords will be transformed
+ * by the vertex shader and viewport transform.
+ */
+static void
+draw_clear_quad(struct vg_context *st,
+ float x0, float y0, float x1, float y1, float z,
+ const VGfloat color[4])
+{
+ struct pipe_context *pipe = st->pipe;
+ struct pipe_buffer *buf;
+ VGuint i;
+
+ /* positions */
+ st->clear.vertices[0][0][0] = x0;
+ st->clear.vertices[0][0][1] = y0;
+
+ st->clear.vertices[1][0][0] = x1;
+ st->clear.vertices[1][0][1] = y0;
+
+ st->clear.vertices[2][0][0] = x1;
+ st->clear.vertices[2][0][1] = y1;
+
+ st->clear.vertices[3][0][0] = x0;
+ st->clear.vertices[3][0][1] = y1;
+
+ /* same for all verts: */
+ for (i = 0; i < 4; i++) {
+ st->clear.vertices[i][0][2] = z;
+ st->clear.vertices[i][0][3] = 1.0;
+ st->clear.vertices[i][1][0] = color[0];
+ st->clear.vertices[i][1][1] = color[1];
+ st->clear.vertices[i][1][2] = color[2];
+ st->clear.vertices[i][1][3] = color[3];
+ }
+
+
+ /* put vertex data into vbuf */
+ buf = pipe_user_buffer_create(pipe->screen,
+ st->clear.vertices,
+ sizeof(st->clear.vertices));
+
+
+ /* draw */
+ if (buf) {
+ util_draw_vertex_buffer(pipe, buf, 0,
+ PIPE_PRIM_TRIANGLE_FAN,
+ 4, /* verts */
+ 2); /* attribs/vert */
+
+ pipe_buffer_reference(&buf, NULL);
+ }
+}
+
+/**
+ * Do vgClear by drawing a quadrilateral.
+ */
+static void
+clear_with_quad(struct vg_context *st, float x0, float y0,
+ float width, float height, const VGfloat clear_color[4])
+{
+ VGfloat x1, y1;
+
+ vg_validate_state(st);
+
+ x1 = x0 + width;
+ y1 = y0 + height;
+
+ /*
+ printf("%s %f,%f %f,%f\n", __FUNCTION__,
+ x0, y0,
+ x1, y1);
+ */
+
+ if (st->pipe->winsys && st->pipe->winsys->update_buffer)
+ st->pipe->winsys->update_buffer( st->pipe->winsys,
+ st->pipe->priv );
+
+ cso_save_blend(st->cso_context);
+ cso_save_rasterizer(st->cso_context);
+ cso_save_fragment_shader(st->cso_context);
+ cso_save_vertex_shader(st->cso_context);
+
+ /* blend state: RGBA masking */
+ {
+ struct pipe_blend_state blend;
+ memset(&blend, 0, sizeof(blend));
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.colormask |= PIPE_MASK_R;
+ blend.colormask |= PIPE_MASK_G;
+ blend.colormask |= PIPE_MASK_B;
+ blend.colormask |= PIPE_MASK_A;
+ cso_set_blend(st->cso_context, &blend);
+ }
+
+ cso_set_rasterizer(st->cso_context, &st->clear.raster);
+
+ cso_set_fragment_shader_handle(st->cso_context, st->clear.fs);
+ cso_set_vertex_shader_handle(st->cso_context, vg_clear_vs(st));
+
+ /* draw quad matching scissor rect (XXX verify coord round-off) */
+ draw_clear_quad(st, x0, y0, x1, y1, 0, clear_color);
+
+ /* Restore pipe state */
+ cso_restore_blend(st->cso_context);
+ cso_restore_rasterizer(st->cso_context);
+ cso_restore_fragment_shader(st->cso_context);
+ cso_restore_vertex_shader(st->cso_context);
+}
+
+
+void vgMask(VGHandle mask, VGMaskOperation operation,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (width <=0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (operation < VG_CLEAR_MASK || operation > VG_SUBTRACT_MASK) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+
+ vg_validate_state(ctx);
+
+ if (operation == VG_CLEAR_MASK) {
+ mask_fill(x, y, width, height, 0.f);
+ } else if (operation == VG_FILL_MASK) {
+ mask_fill(x, y, width, height, 1.f);
+ } else if (vg_object_is_valid((void*)mask, VG_OBJECT_IMAGE)) {
+ struct vg_image *image = (struct vg_image *)mask;
+ mask_using_image(image, operation, x, y, width, height);
+ } else if (vg_object_is_valid((void*)mask, VG_OBJECT_MASK)) {
+#if DISABLE_1_1_MASKING
+ return;
+#else
+ struct vg_mask_layer *layer = (struct vg_mask_layer *)mask;
+ mask_using_layer(layer, operation, x, y, width, height);
+#endif
+ } else {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ }
+}
+
+void vgClear(VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_framebuffer_state *fb;
+
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ vg_validate_state(ctx);
+#if 0
+ debug_printf("Clear [%d, %d, %d, %d] with [%f, %f, %f, %f]\n",
+ x, y, width, height,
+ ctx->state.vg.clear_color[0],
+ ctx->state.vg.clear_color[1],
+ ctx->state.vg.clear_color[2],
+ ctx->state.vg.clear_color[3]);
+#endif
+
+ fb = &ctx->state.g3d.fb;
+ /* check for a whole surface clear */
+ if (!ctx->state.vg.scissoring &&
+ (x == 0 && y == 0 && width == fb->width && height == fb->height)) {
+ ctx->pipe->clear(ctx->pipe, PIPE_CLEAR_COLOR | PIPE_CLEAR_DEPTHSTENCIL,
+ ctx->state.vg.clear_color, 1., 0);
+ } else {
+ clear_with_quad(ctx, x, y, width, height, ctx->state.vg.clear_color);
+ }
+}
+
+
+#ifdef OPENVG_VERSION_1_1
+
+
+void vgRenderToMask(VGPath path,
+ VGbitfield paintModes,
+ VGMaskOperation operation)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!paintModes || (paintModes&(~(VG_STROKE_PATH|VG_FILL_PATH)))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (operation < VG_CLEAR_MASK ||
+ operation > VG_SUBTRACT_MASK) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (!vg_object_is_valid((void*)path, VG_OBJECT_PATH)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+#if DISABLE_1_1_MASKING
+ return;
+#endif
+
+ vg_validate_state(ctx);
+
+ mask_render_to((struct path *)path, paintModes, operation);
+}
+
+VGMaskLayer vgCreateMaskLayer(VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (width <= 0 || height <= 0 ||
+ width > vgGeti(VG_MAX_IMAGE_WIDTH) ||
+ height > vgGeti(VG_MAX_IMAGE_HEIGHT)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ return (VGMaskLayer)mask_layer_create(width, height);
+}
+
+void vgDestroyMaskLayer(VGMaskLayer maskLayer)
+{
+ struct vg_mask_layer *mask = 0;
+ struct vg_context *ctx = vg_current_context();
+
+ if (maskLayer == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!vg_object_is_valid((void*)maskLayer, VG_OBJECT_MASK)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ mask = (struct vg_mask_layer *)maskLayer;
+ mask_layer_destroy(mask);
+}
+
+void vgFillMaskLayer(VGMaskLayer maskLayer,
+ VGint x, VGint y,
+ VGint width, VGint height,
+ VGfloat value)
+{
+ struct vg_mask_layer *mask = 0;
+ struct vg_context *ctx = vg_current_context();
+
+ if (maskLayer == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (value < 0 || value > 1) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (x < 0 || y < 0 || (x + width) < 0 || (y + height) < 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!vg_object_is_valid((void*)maskLayer, VG_OBJECT_MASK)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ mask = (struct vg_mask_layer*)maskLayer;
+
+ if (x + width > mask_layer_width(mask) ||
+ y + height > mask_layer_height(mask)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+#if DISABLE_1_1_MASKING
+ return;
+#endif
+ mask_layer_fill(mask, x, y, width, height, value);
+}
+
+void vgCopyMask(VGMaskLayer maskLayer,
+ VGint sx, VGint sy,
+ VGint dx, VGint dy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_mask_layer *mask = 0;
+
+ if (maskLayer == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (!vg_object_is_valid((void*)maskLayer, VG_OBJECT_MASK)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+#if DISABLE_1_1_MASKING
+ return;
+#endif
+
+ mask = (struct vg_mask_layer*)maskLayer;
+ mask_copy(mask, sx, sy, dx, dy, width, height);
+}
+
+#endif
diff --git a/src/gallium/state_trackers/vega/api_misc.c b/src/gallium/state_trackers/vega/api_misc.c
new file mode 100644
index 0000000000..78ba0bc110
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_misc.c
@@ -0,0 +1,83 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+
+/* Hardware Queries */
+VGHardwareQueryResult vgHardwareQuery(VGHardwareQueryType key,
+ VGint setting)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (key < VG_IMAGE_FORMAT_QUERY ||
+ key > VG_PATH_DATATYPE_QUERY) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_HARDWARE_UNACCELERATED;
+ }
+
+ if (key == VG_IMAGE_FORMAT_QUERY) {
+ if (setting < VG_sRGBX_8888 ||
+ setting > VG_lABGR_8888_PRE) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_HARDWARE_UNACCELERATED;
+ }
+ } else if (key == VG_PATH_DATATYPE_QUERY) {
+ if (setting < VG_PATH_DATATYPE_S_8 ||
+ setting > VG_PATH_DATATYPE_F) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_HARDWARE_UNACCELERATED;
+ }
+ }
+ /* we're supposed to accelerate everything */
+ return VG_HARDWARE_ACCELERATED;
+}
+
+/* Renderer and Extension Information */
+const VGubyte *vgGetString(VGStringID name)
+{
+ struct vg_context *ctx = vg_current_context();
+ static const VGubyte *vendor = (VGubyte *)"Tungsten Graphics, Inc";
+ static const VGubyte *renderer = (VGubyte *)"Vega OpenVG 1.0";
+ static const VGubyte *version = (VGubyte *)"1.0";
+
+ if (!ctx)
+ return NULL;
+
+ switch(name) {
+ case VG_VENDOR:
+ return vendor;
+ case VG_RENDERER:
+ return renderer;
+ case VG_VERSION:
+ return version;
+ case VG_EXTENSIONS:
+ return NULL;
+ default:
+ return NULL;
+ }
+}
diff --git a/src/gallium/state_trackers/vega/api_paint.c b/src/gallium/state_trackers/vega/api_paint.c
new file mode 100644
index 0000000000..dd3ac5bdb0
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_paint.c
@@ -0,0 +1,166 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+#include "paint.h"
+#include "image.h"
+
+VGPaint vgCreatePaint(void)
+{
+ return (VGPaint) paint_create(vg_current_context());
+}
+
+void vgDestroyPaint(VGPaint p)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_paint *paint;
+
+ if (p == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ paint = (struct vg_paint *)p;
+ paint_destroy(paint);
+}
+
+void vgSetPaint(VGPaint paint, VGbitfield paintModes)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (paint == VG_INVALID_HANDLE) {
+ /* restore the default */
+ paint = (VGPaint)ctx->default_paint;
+ } else if (!vg_object_is_valid((void*)paint, VG_OBJECT_PAINT)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!(paintModes & ((VG_FILL_PATH|VG_STROKE_PATH)))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (paintModes & VG_FILL_PATH) {
+ ctx->state.vg.fill_paint = (struct vg_paint *)paint;
+ }
+ if (paintModes & VG_STROKE_PATH) {
+ ctx->state.vg.stroke_paint = (struct vg_paint *)paint;
+ }
+}
+
+VGPaint vgGetPaint(VGPaintMode paintMode)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGPaint paint = VG_INVALID_HANDLE;
+
+ if (paintMode < VG_STROKE_PATH || paintMode > VG_FILL_PATH) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ if (paintMode == VG_FILL_PATH)
+ paint = (VGPaint)ctx->state.vg.fill_paint;
+ else if (paintMode == VG_STROKE_PATH)
+ paint = (VGPaint)ctx->state.vg.stroke_paint;
+
+ if (paint == (VGPaint)ctx->default_paint)
+ paint = VG_INVALID_HANDLE;
+
+ return paint;
+}
+
+void vgSetColor(VGPaint paint, VGuint rgba)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (paint == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!vg_object_is_valid((void*)paint, VG_OBJECT_PAINT)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ {
+ struct vg_paint *p = (struct vg_paint *)paint;
+ paint_set_colori(p, rgba);
+ }
+}
+
+VGuint vgGetColor(VGPaint paint)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_paint *p;
+ VGuint rgba = 0;
+
+ if (paint == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return rgba;
+ }
+
+ if (!vg_object_is_valid((void*)paint, VG_OBJECT_PAINT)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return rgba;
+ }
+ p = (struct vg_paint *)paint;
+
+ return paint_colori(p);
+}
+
+void vgPaintPattern(VGPaint paint, VGImage pattern)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (paint == VG_INVALID_HANDLE ||
+ !vg_context_is_object_valid(ctx, VG_OBJECT_PAINT, (void *)paint)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (pattern == VG_INVALID_HANDLE) {
+ paint_set_type((struct vg_paint*)paint, VG_PAINT_TYPE_COLOR);
+ return;
+ }
+
+ if (!vg_context_is_object_valid(ctx, VG_OBJECT_IMAGE, (void *)pattern)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+
+ if (!vg_object_is_valid((void*)paint, VG_OBJECT_PAINT) ||
+ !vg_object_is_valid((void*)pattern, VG_OBJECT_IMAGE)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ paint_set_pattern((struct vg_paint*)paint,
+ (struct vg_image*)pattern);
+}
+
diff --git a/src/gallium/state_trackers/vega/api_params.c b/src/gallium/state_trackers/vega/api_params.c
new file mode 100644
index 0000000000..db77fd9cb0
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_params.c
@@ -0,0 +1,1673 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+#include "paint.h"
+#include "path.h"
+#include "image.h"
+#include "matrix.h"
+#include "api_consts.h"
+
+#include "pipe/p_compiler.h"
+#include "util/u_pointer.h"
+#include "util/u_math.h"
+
+#include <math.h>
+
+static INLINE struct vg_state *current_state()
+{
+ struct vg_context *ctx = vg_current_context();
+ if (!ctx)
+ return 0;
+ else
+ return &ctx->state.vg;
+}
+
+static INLINE VGboolean count_in_bounds(VGParamType type, VGint count)
+{
+ if (count < 0)
+ return VG_FALSE;
+
+ if (type == VG_SCISSOR_RECTS)
+ return (!(count % 4) && (count >= 0 || count <= VEGA_MAX_SCISSOR_RECTS * 4));
+ else if (type == VG_STROKE_DASH_PATTERN) {
+ return count <= VEGA_MAX_DASH_COUNT;
+ } else {
+ VGint real_count = vgGetVectorSize(type);
+ return count == real_count;
+ }
+}
+
+void vgSetf (VGParamType type, VGfloat value)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_state *state = current_state();
+ VGErrorCode error = VG_NO_ERROR;
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+#endif
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_DASH_PHASE_RESET:
+ case VG_MASKING:
+ case VG_SCISSORING:
+ case VG_PIXEL_LAYOUT:
+ case VG_SCREEN_LAYOUT:
+ case VG_FILTER_FORMAT_LINEAR:
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ case VG_FILTER_CHANNEL_MASK:
+
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ case VG_MAX_FLOAT:
+ vgSeti(type, floor(value));
+ return;
+ break;
+ case VG_STROKE_LINE_WIDTH:
+ state->stroke.line_width.f = value;
+ state->stroke.line_width.i = float_to_int_floor(*((VGuint*)(&value)));
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ state->stroke.miter_limit.f = value;
+ state->stroke.miter_limit.i = float_to_int_floor(*((VGuint*)(&value)));
+ break;
+ case VG_STROKE_DASH_PHASE:
+ state->stroke.dash_phase.f = value;
+ state->stroke.dash_phase.i = float_to_int_floor(*((VGuint*)(&value)));
+ break;
+ default:
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ break;
+ }
+ vg_set_error(ctx, error);
+}
+
+void vgSeti (VGParamType type, VGint value)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_state *state = current_state();
+ VGErrorCode error = VG_NO_ERROR;
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ if (value < VG_MATRIX_PATH_USER_TO_SURFACE ||
+#ifdef OPENVG_VERSION_1_1
+ value > VG_MATRIX_GLYPH_USER_TO_SURFACE)
+#else
+ value > VG_MATRIX_STROKE_PAINT_TO_USER)
+#endif
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->matrix_mode = value;
+ break;
+ case VG_FILL_RULE:
+ if (value < VG_EVEN_ODD ||
+ value > VG_NON_ZERO)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->fill_rule = value;
+ break;
+ case VG_IMAGE_QUALITY:
+ state->image_quality = value;
+ break;
+ case VG_RENDERING_QUALITY:
+ if (value < VG_RENDERING_QUALITY_NONANTIALIASED ||
+ value > VG_RENDERING_QUALITY_BETTER)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->rendering_quality = value;
+ break;
+ case VG_BLEND_MODE:
+ if (value < VG_BLEND_SRC ||
+ value > VG_BLEND_ADDITIVE)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else {
+ ctx->state.dirty |= BLEND_DIRTY;
+ state->blend_mode = value;
+ }
+ break;
+ case VG_IMAGE_MODE:
+ if (value < VG_DRAW_IMAGE_NORMAL ||
+ value > VG_DRAW_IMAGE_STENCIL)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->image_mode = value;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+ state->color_transform = value;
+#endif
+ break;
+ case VG_STROKE_LINE_WIDTH:
+ state->stroke.line_width.f = value;
+ state->stroke.line_width.i = value;
+ break;
+ case VG_STROKE_CAP_STYLE:
+ if (value < VG_CAP_BUTT ||
+ value > VG_CAP_SQUARE)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->stroke.cap_style = value;
+ break;
+ case VG_STROKE_JOIN_STYLE:
+ if (value < VG_JOIN_MITER ||
+ value > VG_JOIN_BEVEL)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->stroke.join_style = value;
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ state->stroke.miter_limit.f = value;
+ state->stroke.miter_limit.i = value;
+ break;
+ case VG_STROKE_DASH_PHASE:
+ state->stroke.dash_phase.f = value;
+ state->stroke.dash_phase.i = value;
+ break;
+ case VG_STROKE_DASH_PHASE_RESET:
+ state->stroke.dash_phase_reset = value;
+ break;
+ case VG_MASKING:
+ state->masking = value;
+ break;
+ case VG_SCISSORING:
+ state->scissoring = value;
+ ctx->state.dirty |= DEPTH_STENCIL_DIRTY;
+ break;
+ case VG_PIXEL_LAYOUT:
+ if (value < VG_PIXEL_LAYOUT_UNKNOWN ||
+ value > VG_PIXEL_LAYOUT_BGR_HORIZONTAL)
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ else
+ state->pixel_layout = value;
+ break;
+ case VG_SCREEN_LAYOUT:
+ /* read only ignore */
+ break;
+ case VG_FILTER_FORMAT_LINEAR:
+ state->filter_format_linear = value;
+ break;
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ state->filter_format_premultiplied = value;
+ break;
+ case VG_FILTER_CHANNEL_MASK:
+ state->filter_channel_mask = value;
+ break;
+
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ case VG_MAX_FLOAT:
+ /* read only ignore */
+ break;
+ default:
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ break;
+ }
+ vg_set_error(ctx, error);
+}
+
+void vgSetfv(VGParamType type, VGint count,
+ const VGfloat * values)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_state *state = current_state();
+ VGErrorCode error = VG_NO_ERROR;
+
+ if ((count && !values) || !count_in_bounds(type, count) || !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+#endif
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_DASH_PHASE_RESET:
+ case VG_MASKING:
+ case VG_SCISSORING:
+ case VG_PIXEL_LAYOUT:
+ case VG_SCREEN_LAYOUT:
+ case VG_FILTER_FORMAT_LINEAR:
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ case VG_FILTER_CHANNEL_MASK:
+ vgSeti(type, floor(values[0]));
+ return;
+ break;
+ case VG_SCISSOR_RECTS: {
+ VGint i;
+ VGuint *x = (VGuint*)values;
+ for (i = 0; i < count; ++i) {
+ state->scissor_rects[i].f = values[i];
+ state->scissor_rects[i].i = float_to_int_floor(x[i]);
+ }
+ state->scissor_rects_num = count / 4;
+ ctx->state.dirty |= DEPTH_STENCIL_DIRTY;
+ }
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM_VALUES: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ state->color_transform_values[i] = values[i];
+ }
+ }
+ break;
+#endif
+ case VG_STROKE_LINE_WIDTH:
+ state->stroke.line_width.f = values[0];
+ state->stroke.line_width.i = float_to_int_floor(*((VGuint*)(values)));
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ state->stroke.miter_limit.f = values[0];
+ state->stroke.miter_limit.i = float_to_int_floor(*((VGuint*)(values)));
+ break;
+ case VG_STROKE_DASH_PATTERN: {
+ int i;
+ for (i = 0; i < count; ++i) {
+ state->stroke.dash_pattern[i].f = values[i];
+ state->stroke.dash_pattern[i].i =
+ float_to_int_floor(*((VGuint*)(values + i)));
+ }
+ state->stroke.dash_pattern_num = count;
+ }
+ break;
+ case VG_STROKE_DASH_PHASE:
+ state->stroke.dash_phase.f = values[0];
+ state->stroke.dash_phase.i = float_to_int_floor(*((VGuint*)(values)));
+ break;
+ case VG_TILE_FILL_COLOR:
+ state->tile_fill_color[0] = values[0];
+ state->tile_fill_color[1] = values[1];
+ state->tile_fill_color[2] = values[2];
+ state->tile_fill_color[3] = values[3];
+
+ state->tile_fill_colori[0] = float_to_int_floor(*((VGuint*)(values + 0)));
+ state->tile_fill_colori[1] = float_to_int_floor(*((VGuint*)(values + 1)));
+ state->tile_fill_colori[2] = float_to_int_floor(*((VGuint*)(values + 2)));
+ state->tile_fill_colori[3] = float_to_int_floor(*((VGuint*)(values + 3)));
+ break;
+ case VG_CLEAR_COLOR:
+ state->clear_color[0] = values[0];
+ state->clear_color[1] = values[1];
+ state->clear_color[2] = values[2];
+ state->clear_color[3] = values[3];
+
+ state->clear_colori[0] = float_to_int_floor(*((VGuint*)(values + 0)));
+ state->clear_colori[1] = float_to_int_floor(*((VGuint*)(values + 1)));
+ state->clear_colori[2] = float_to_int_floor(*((VGuint*)(values + 2)));
+ state->clear_colori[3] = float_to_int_floor(*((VGuint*)(values + 3)));
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_GLYPH_ORIGIN:
+ state->glyph_origin[0].f = values[0];
+ state->glyph_origin[1].f = values[1];
+
+ state->glyph_origin[0].i = float_to_int_floor(*((VGuint*)(values + 0)));
+ state->glyph_origin[1].i = float_to_int_floor(*((VGuint*)(values + 1)));
+ break;
+#endif
+
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ case VG_MAX_FLOAT:
+ break;
+ default:
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ break;
+ }
+ vg_set_error(ctx, error);
+}
+
+void vgSetiv(VGParamType type, VGint count,
+ const VGint * values)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_state *state = current_state();
+
+ if ((count && !values) || !count_in_bounds(type, count) || !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+#endif
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_DASH_PHASE_RESET:
+ case VG_MASKING:
+ case VG_SCISSORING:
+ case VG_PIXEL_LAYOUT:
+ case VG_SCREEN_LAYOUT:
+ case VG_FILTER_FORMAT_LINEAR:
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ case VG_FILTER_CHANNEL_MASK:
+ vgSeti(type, values[0]);
+ return;
+ break;
+ case VG_SCISSOR_RECTS: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ state->scissor_rects[i].i = values[i];
+ state->scissor_rects[i].f = values[i];
+ }
+ state->scissor_rects_num = count / 4;
+ ctx->state.dirty |= DEPTH_STENCIL_DIRTY;
+ }
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM_VALUES: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ state->color_transform_values[i] = values[i];
+ }
+ }
+ break;
+#endif
+ case VG_STROKE_LINE_WIDTH:
+ state->stroke.line_width.f = values[0];
+ state->stroke.line_width.i = values[0];
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ state->stroke.miter_limit.f = values[0];
+ state->stroke.miter_limit.i = values[0];
+ break;
+ case VG_STROKE_DASH_PATTERN: {
+ int i;
+ for (i = 0; i < count; ++i) {
+ state->stroke.dash_pattern[i].f = values[i];
+ state->stroke.dash_pattern[i].i = values[i];
+ }
+ state->stroke.dash_pattern_num = count;
+ }
+ break;
+ case VG_STROKE_DASH_PHASE:
+ state->stroke.dash_phase.f = values[0];
+ state->stroke.dash_phase.i = values[0];
+ break;
+ case VG_TILE_FILL_COLOR:
+ state->tile_fill_color[0] = values[0];
+ state->tile_fill_color[1] = values[1];
+ state->tile_fill_color[2] = values[2];
+ state->tile_fill_color[3] = values[3];
+
+ state->tile_fill_colori[0] = values[0];
+ state->tile_fill_colori[1] = values[1];
+ state->tile_fill_colori[2] = values[2];
+ state->tile_fill_colori[3] = values[3];
+ break;
+ case VG_CLEAR_COLOR:
+ state->clear_color[0] = values[0];
+ state->clear_color[1] = values[1];
+ state->clear_color[2] = values[2];
+ state->clear_color[3] = values[3];
+
+ state->clear_colori[0] = values[0];
+ state->clear_colori[1] = values[1];
+ state->clear_colori[2] = values[2];
+ state->clear_colori[3] = values[3];
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_GLYPH_ORIGIN:
+ state->glyph_origin[0].f = values[0];
+ state->glyph_origin[1].f = values[1];
+ state->glyph_origin[0].i = values[0];
+ state->glyph_origin[1].i = values[1];
+ break;
+#endif
+
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ case VG_MAX_FLOAT:
+ break;
+
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+}
+
+VGfloat vgGetf(VGParamType type)
+{
+ struct vg_context *ctx = vg_current_context();
+ const struct vg_state *state = current_state();
+ VGErrorCode error = VG_NO_ERROR;
+ VGfloat value = 0.0f;
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+#endif
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_DASH_PHASE_RESET:
+ case VG_MASKING:
+ case VG_SCISSORING:
+ case VG_PIXEL_LAYOUT:
+ case VG_SCREEN_LAYOUT:
+ case VG_FILTER_FORMAT_LINEAR:
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ case VG_FILTER_CHANNEL_MASK:
+ return vgGeti(type);
+ break;
+ case VG_STROKE_LINE_WIDTH:
+ value = state->stroke.line_width.f;
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ value = state->stroke.miter_limit.f;
+ break;
+ case VG_STROKE_DASH_PHASE:
+ value = state->stroke.dash_phase.f;
+ break;
+
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ return vgGeti(type);
+ break;
+ case VG_MAX_FLOAT:
+ value = 1e+10;/*must be at least 1e+10*/
+ break;
+ default:
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ break;
+ }
+ vg_set_error(ctx, error);
+ return value;
+}
+
+VGint vgGeti(VGParamType type)
+{
+ const struct vg_state *state = current_state();
+ struct vg_context *ctx = vg_current_context();
+ VGErrorCode error = VG_NO_ERROR;
+ VGint value = 0;
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ value = state->matrix_mode;
+ break;
+ case VG_FILL_RULE:
+ value = state->fill_rule;
+ break;
+ case VG_IMAGE_QUALITY:
+ value = state->image_quality;
+ break;
+ case VG_RENDERING_QUALITY:
+ value = state->rendering_quality;
+ break;
+ case VG_BLEND_MODE:
+ value = state->blend_mode;
+ break;
+ case VG_IMAGE_MODE:
+ value = state->image_mode;
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+ value = state->color_transform;
+ break;
+#endif
+ case VG_STROKE_LINE_WIDTH:
+ value = state->stroke.line_width.i;
+ break;
+ case VG_STROKE_CAP_STYLE:
+ value = state->stroke.cap_style;
+ break;
+ case VG_STROKE_JOIN_STYLE:
+ value = state->stroke.join_style;
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ value = state->stroke.miter_limit.i;
+ break;
+ case VG_STROKE_DASH_PHASE:
+ value = state->stroke.dash_phase.i;
+ break;
+ case VG_STROKE_DASH_PHASE_RESET:
+ value = state->stroke.dash_phase_reset;
+ break;
+ case VG_MASKING:
+ value = state->masking;
+ break;
+ case VG_SCISSORING:
+ value = state->scissoring;
+ break;
+ case VG_PIXEL_LAYOUT:
+ value = state->pixel_layout;
+ break;
+ case VG_SCREEN_LAYOUT:
+ value = state->screen_layout;
+ break;
+ case VG_FILTER_FORMAT_LINEAR:
+ value = state->filter_format_linear;
+ break;
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ value = state->filter_format_premultiplied;
+ break;
+ case VG_FILTER_CHANNEL_MASK:
+ value = state->filter_channel_mask;
+ break;
+
+ case VG_MAX_SCISSOR_RECTS:
+ value = 32; /*must be at least 32*/
+ break;
+ case VG_MAX_DASH_COUNT:
+ value = 16; /*must be at least 16*/
+ break;
+ case VG_MAX_KERNEL_SIZE:
+ value = 7; /*must be at least 7*/
+ break;
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ value = 15; /*must be at least 15*/
+ break;
+ case VG_MAX_COLOR_RAMP_STOPS:
+ value = 256; /*must be at least 32*/
+ break;
+ case VG_MAX_IMAGE_WIDTH:
+ value = 2048;
+ break;
+ case VG_MAX_IMAGE_HEIGHT:
+ value = 2048;
+ break;
+ case VG_MAX_IMAGE_PIXELS:
+ value = 2048*2048;
+ break;
+ case VG_MAX_IMAGE_BYTES:
+ value = 2048*2048 * 4;
+ break;
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ value = 128; /*must be at least 128*/
+ break;
+
+ case VG_MAX_FLOAT: {
+ VGfloat val = vgGetf(type);
+ value = float_to_int_floor(*((VGuint*)&val));
+ }
+ break;
+ default:
+ error = VG_ILLEGAL_ARGUMENT_ERROR;
+ break;
+ }
+ vg_set_error(ctx, error);
+ return value;
+}
+
+VGint vgGetVectorSize(VGParamType type)
+{
+ struct vg_context *ctx = vg_current_context();
+ const struct vg_state *state = current_state();
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+ return 1;
+ case VG_SCISSOR_RECTS:
+ return state->scissor_rects_num * 4;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+ return 1;
+ case VG_COLOR_TRANSFORM_VALUES:
+ return 8;
+#endif
+ case VG_STROKE_LINE_WIDTH:
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_MITER_LIMIT:
+ return 1;
+ case VG_STROKE_DASH_PATTERN:
+ return state->stroke.dash_pattern_num;
+ case VG_STROKE_DASH_PHASE:
+ return 1;
+ case VG_STROKE_DASH_PHASE_RESET:
+ return 1;
+ case VG_TILE_FILL_COLOR:
+ return 4;
+ case VG_CLEAR_COLOR:
+ return 4;
+#ifdef OPENVG_VERSION_1_1
+ case VG_GLYPH_ORIGIN:
+ return 2;
+#endif
+ case VG_MASKING:
+ return 1;
+ case VG_SCISSORING:
+ return 1;
+ case VG_PIXEL_LAYOUT:
+ return 1;
+ case VG_SCREEN_LAYOUT:
+ return 1;
+ case VG_FILTER_FORMAT_LINEAR:
+ return 1;
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ return 1;
+ case VG_FILTER_CHANNEL_MASK:
+ return 1;
+
+ case VG_MAX_COLOR_RAMP_STOPS:
+ return 1;
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_FLOAT:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ return 1;
+ default:
+ if (ctx)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return 0;
+ }
+}
+
+void vgGetfv(VGParamType type, VGint count,
+ VGfloat * values)
+{
+ const struct vg_state *state = current_state();
+ struct vg_context *ctx = vg_current_context();
+ VGint real_count = vgGetVectorSize(type);
+
+ if (!values || count <= 0 || count > real_count || !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+#endif
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_DASH_PHASE_RESET:
+ case VG_MASKING:
+ case VG_SCISSORING:
+ case VG_PIXEL_LAYOUT:
+ case VG_SCREEN_LAYOUT:
+ case VG_FILTER_FORMAT_LINEAR:
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ case VG_FILTER_CHANNEL_MASK:
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ values[0] = vgGeti(type);
+ break;
+ case VG_MAX_FLOAT:
+ values[0] = vgGetf(type);
+ break;
+ case VG_SCISSOR_RECTS: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ values[i] = state->scissor_rects[i].f;
+ }
+ }
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM_VALUES: {
+ memcpy(values, state->color_transform_values,
+ sizeof(VGfloat) * count);
+ }
+ break;
+#endif
+ case VG_STROKE_LINE_WIDTH:
+ values[0] = state->stroke.line_width.f;
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ values[0] = state->stroke.miter_limit.f;
+ break;
+ case VG_STROKE_DASH_PATTERN: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ values[i] = state->stroke.dash_pattern[i].f;
+ }
+ }
+ break;
+ case VG_STROKE_DASH_PHASE:
+ values[0] = state->stroke.dash_phase.f;
+ break;
+ case VG_TILE_FILL_COLOR:
+ values[0] = state->tile_fill_color[0];
+ values[1] = state->tile_fill_color[1];
+ values[2] = state->tile_fill_color[2];
+ values[3] = state->tile_fill_color[3];
+ break;
+ case VG_CLEAR_COLOR:
+ values[0] = state->clear_color[0];
+ values[1] = state->clear_color[1];
+ values[2] = state->clear_color[2];
+ values[3] = state->clear_color[3];
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_GLYPH_ORIGIN:
+ values[0] = state->glyph_origin[0].f;
+ values[1] = state->glyph_origin[1].f;
+ break;
+#endif
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+}
+
+void vgGetiv(VGParamType type, VGint count,
+ VGint * values)
+{
+ const struct vg_state *state = current_state();
+ struct vg_context *ctx = vg_current_context();
+ VGint real_count = vgGetVectorSize(type);
+
+ if (!values || count <= 0 || count > real_count || !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(type) {
+ case VG_MATRIX_MODE:
+ case VG_FILL_RULE:
+ case VG_IMAGE_QUALITY:
+ case VG_RENDERING_QUALITY:
+ case VG_BLEND_MODE:
+ case VG_IMAGE_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM:
+#endif
+ case VG_STROKE_CAP_STYLE:
+ case VG_STROKE_JOIN_STYLE:
+ case VG_STROKE_DASH_PHASE_RESET:
+ case VG_MASKING:
+ case VG_SCISSORING:
+ case VG_PIXEL_LAYOUT:
+ case VG_SCREEN_LAYOUT:
+ case VG_FILTER_FORMAT_LINEAR:
+ case VG_FILTER_FORMAT_PREMULTIPLIED:
+ case VG_FILTER_CHANNEL_MASK:
+ case VG_MAX_SCISSOR_RECTS:
+ case VG_MAX_DASH_COUNT:
+ case VG_MAX_KERNEL_SIZE:
+ case VG_MAX_SEPARABLE_KERNEL_SIZE:
+ case VG_MAX_COLOR_RAMP_STOPS:
+ case VG_MAX_IMAGE_WIDTH:
+ case VG_MAX_IMAGE_HEIGHT:
+ case VG_MAX_IMAGE_PIXELS:
+ case VG_MAX_IMAGE_BYTES:
+ case VG_MAX_GAUSSIAN_STD_DEVIATION:
+ values[0] = vgGeti(type);
+ break;
+ case VG_MAX_FLOAT: {
+ VGfloat val = vgGetf(type);
+ values[0] = float_to_int_floor(*((VGuint*)&val));
+ }
+ break;
+ case VG_SCISSOR_RECTS: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ values[i] = state->scissor_rects[i].i;
+ }
+ }
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_COLOR_TRANSFORM_VALUES: {
+ VGint i;
+ VGuint *x = (VGuint*)state->color_transform_values;
+ for (i = 0; i < count; ++i) {
+ values[i] = float_to_int_floor(x[i]);
+ }
+ }
+ break;
+#endif
+ case VG_STROKE_LINE_WIDTH:
+ values[0] = state->stroke.line_width.i;
+ break;
+ case VG_STROKE_MITER_LIMIT:
+ values[0] = state->stroke.miter_limit.i;
+ break;
+ case VG_STROKE_DASH_PATTERN: {
+ VGint i;
+ for (i = 0; i < count; ++i) {
+ values[i] = state->stroke.dash_pattern[i].i;
+ }
+ }
+ break;
+ case VG_STROKE_DASH_PHASE:
+ values[0] = state->stroke.dash_phase.i;
+ break;
+ case VG_TILE_FILL_COLOR:
+ values[0] = state->tile_fill_colori[0];
+ values[1] = state->tile_fill_colori[1];
+ values[2] = state->tile_fill_colori[2];
+ values[3] = state->tile_fill_colori[3];
+ break;
+ case VG_CLEAR_COLOR:
+ values[0] = state->clear_colori[0];
+ values[1] = state->clear_colori[1];
+ values[2] = state->clear_colori[2];
+ values[3] = state->clear_colori[3];
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_GLYPH_ORIGIN:
+ values[0] = state->glyph_origin[0].i;
+ values[1] = state->glyph_origin[1].i;
+ break;
+#endif
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+}
+
+void vgSetParameterf(VGHandle object,
+ VGint paramType,
+ VGfloat value)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+
+ if (!object || object == VG_INVALID_HANDLE || !is_aligned(ptr)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ case VG_PAINT_PATTERN_TILING_MODE:
+ vgSetParameteri(object, paramType, floor(value));
+ return;
+ break;
+ case VG_PAINT_COLOR:
+ case VG_PAINT_COLOR_RAMP_STOPS:
+ case VG_PAINT_LINEAR_GRADIENT:
+ case VG_PAINT_RADIAL_GRADIENT:
+ /* it's an error if paramType refers to a vector parameter */
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ paint_set_color_ramp_premultiplied(p, value);
+ }
+ break;
+
+ case VG_PATH_DATATYPE:
+ case VG_PATH_FORMAT:
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+
+ case VG_IMAGE_FORMAT:
+ case VG_IMAGE_WIDTH:
+ case VG_IMAGE_HEIGHT:
+
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ /* read only don't produce an error */
+ break;
+#endif
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+}
+
+void vgSetParameteri(VGHandle object,
+ VGint paramType,
+ VGint value)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+
+ if (!object || object == VG_INVALID_HANDLE || !is_aligned(ptr)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ if (value < VG_PAINT_TYPE_COLOR ||
+ value > VG_PAINT_TYPE_PATTERN)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)ptr;
+ paint_set_type(paint, value);
+ }
+ break;
+ case VG_PAINT_COLOR:
+ case VG_PAINT_COLOR_RAMP_STOPS:
+ case VG_PAINT_LINEAR_GRADIENT:
+ case VG_PAINT_RADIAL_GRADIENT:
+ /* it's an error if paramType refers to a vector parameter */
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ if (value < VG_COLOR_RAMP_SPREAD_PAD ||
+ value > VG_COLOR_RAMP_SPREAD_REFLECT)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)ptr;
+ paint_set_spread_mode(paint, value);
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ paint_set_color_ramp_premultiplied(p, value);
+ }
+ break;
+ case VG_PAINT_PATTERN_TILING_MODE:
+ if (value < VG_TILE_FILL ||
+ value > VG_TILE_REFLECT)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)ptr;
+ paint_set_pattern_tiling(paint, value);
+ }
+ break;
+
+ case VG_PATH_DATATYPE:
+ case VG_PATH_FORMAT:
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+
+ case VG_IMAGE_FORMAT:
+ case VG_IMAGE_WIDTH:
+ case VG_IMAGE_HEIGHT:
+
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ /* read only don't produce an error */
+ break;
+#endif
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+}
+
+void vgSetParameterfv(VGHandle object,
+ VGint paramType,
+ VGint count,
+ const VGfloat * values)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+ VGint real_count = vgGetParameterVectorSize(object, paramType);
+
+ if (!object || object == VG_INVALID_HANDLE || !is_aligned(ptr)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (count < 0 || count < real_count ||
+ (values == NULL && count != 0) ||
+ !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED:
+ case VG_PAINT_PATTERN_TILING_MODE:
+ if (count != 1)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else
+ vgSetParameterf(object, paramType, values[0]);
+ return;
+ break;
+ case VG_PAINT_COLOR: {
+ if (count != 4)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_set_color(paint, values);
+ }
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_STOPS: {
+ if (count && count < 4)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ count = MIN2(count, VEGA_MAX_COLOR_RAMP_STOPS);
+ paint_set_ramp_stops(paint, values, count);
+ {
+ VGint stopsi[VEGA_MAX_COLOR_RAMP_STOPS];
+ int i = 0;
+ for (i = 0; i < count; ++i) {
+ stopsi[i] = float_to_int_floor(*((VGuint*)(values + i)));
+ }
+ paint_set_ramp_stopsi(paint, stopsi, count);
+ }
+ }
+ }
+ break;
+ case VG_PAINT_LINEAR_GRADIENT: {
+ if (count != 4)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_set_linear_gradient(paint, values);
+ {
+ VGint vals[4];
+ vals[0] = FLT_TO_INT(values[0]);
+ vals[1] = FLT_TO_INT(values[1]);
+ vals[2] = FLT_TO_INT(values[2]);
+ vals[3] = FLT_TO_INT(values[3]);
+ paint_set_linear_gradienti(paint, vals);
+ }
+ }
+ }
+ break;
+ case VG_PAINT_RADIAL_GRADIENT: {
+ if (count != 5)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_set_radial_gradient(paint, values);
+ {
+ VGint vals[5];
+ vals[0] = FLT_TO_INT(values[0]);
+ vals[1] = FLT_TO_INT(values[1]);
+ vals[2] = FLT_TO_INT(values[2]);
+ vals[3] = FLT_TO_INT(values[3]);
+ vals[4] = FLT_TO_INT(values[4]);
+ paint_set_radial_gradienti(paint, vals);
+ }
+ }
+ }
+ break;
+
+ case VG_PATH_DATATYPE:
+ case VG_PATH_FORMAT:
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ /* read only don't produce an error */
+ break;
+#endif
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+}
+
+void vgSetParameteriv(VGHandle object,
+ VGint paramType,
+ VGint count,
+ const VGint * values)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+ VGint real_count = vgGetParameterVectorSize(object, paramType);
+
+ if (!object || object == VG_INVALID_HANDLE || !is_aligned(ptr)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (count < 0 || count < real_count ||
+ (values == NULL && count != 0) ||
+ !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED:
+ case VG_PAINT_PATTERN_TILING_MODE:
+ if (count != 1)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else
+ vgSetParameteri(object, paramType, values[0]);
+ return;
+ break;
+ case VG_PAINT_COLOR: {
+ if (count != 4)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_set_coloriv(paint, values);
+ }
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_STOPS: {
+ if ((count % 5))
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ VGfloat *vals = 0;
+ int i;
+ struct vg_paint *paint = (struct vg_paint *)object;
+ if (count) {
+ vals = malloc(sizeof(VGfloat)*count);
+ for (i = 0; i < count; ++i)
+ vals[i] = values[i];
+ }
+
+ paint_set_ramp_stopsi(paint, values, count);
+ paint_set_ramp_stops(paint, vals, count);
+ free(vals);
+ }
+ }
+ break;
+ case VG_PAINT_LINEAR_GRADIENT: {
+ if (count != 4)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ VGfloat vals[4];
+ struct vg_paint *paint = (struct vg_paint *)object;
+ vals[0] = values[0];
+ vals[1] = values[1];
+ vals[2] = values[2];
+ vals[3] = values[3];
+ paint_set_linear_gradient(paint, vals);
+ paint_set_linear_gradienti(paint, values);
+ }
+ }
+ break;
+ case VG_PAINT_RADIAL_GRADIENT: {
+ if (count != 5)
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ else {
+ VGfloat vals[5];
+ struct vg_paint *paint = (struct vg_paint *)object;
+ vals[0] = values[0];
+ vals[1] = values[1];
+ vals[2] = values[2];
+ vals[3] = values[3];
+ vals[4] = values[4];
+ paint_set_radial_gradient(paint, vals);
+ paint_set_radial_gradienti(paint, values);
+ }
+ }
+ break;
+ case VG_PATH_DATATYPE:
+ case VG_PATH_FORMAT:
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+ /* read only don't produce an error */
+ break;
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+}
+
+VGint vgGetParameterVectorSize(VGHandle object,
+ VGint paramType)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+
+ if (!ptr || object == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return 0;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED:
+ case VG_PAINT_PATTERN_TILING_MODE:
+ return 1;
+ case VG_PAINT_COLOR:
+ return 4;
+ case VG_PAINT_COLOR_RAMP_STOPS: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ return paint_num_ramp_stops(p);
+ }
+ break;
+ case VG_PAINT_LINEAR_GRADIENT:
+ return 4;
+ case VG_PAINT_RADIAL_GRADIENT:
+ return 5;
+
+
+ case VG_PATH_FORMAT:
+ case VG_PATH_DATATYPE:
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+ return 1;
+
+ case VG_IMAGE_FORMAT:
+ case VG_IMAGE_WIDTH:
+ case VG_IMAGE_HEIGHT:
+ return 1;
+
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ return 1;
+#endif
+
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+ return 0;
+}
+
+
+VGfloat vgGetParameterf(VGHandle object,
+ VGint paramType)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+
+ if (!ptr || object == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return 0;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED:
+ case VG_PAINT_PATTERN_TILING_MODE:
+ return vgGetParameteri(object, paramType);
+ break;
+ case VG_PAINT_COLOR:
+ case VG_PAINT_COLOR_RAMP_STOPS:
+ case VG_PAINT_LINEAR_GRADIENT:
+ case VG_PAINT_RADIAL_GRADIENT:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+
+ case VG_PATH_FORMAT:
+ return VG_PATH_FORMAT_STANDARD;
+ case VG_PATH_SCALE: {
+ struct path *p = (struct path*)object;
+ return path_scale(p);
+ }
+ case VG_PATH_BIAS: {
+ struct path *p = (struct path*)object;
+ return path_bias(p);
+ }
+ case VG_PATH_DATATYPE:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+ return vgGetParameteri(object, paramType);
+ break;
+
+ case VG_IMAGE_FORMAT:
+ case VG_IMAGE_WIDTH:
+ case VG_IMAGE_HEIGHT:
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ return vgGetParameteri(object, paramType);
+ break;
+#endif
+
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+ return 0;
+}
+
+VGint vgGetParameteri(VGHandle object,
+ VGint paramType)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+
+ if (!ptr || object == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return 0;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE: {
+ struct vg_paint *paint = (struct vg_paint *)ptr;
+ return paint_type(paint);
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ return paint_spread_mode(p);
+ }
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ return paint_color_ramp_premultiplied(p);
+ }
+ break;
+ case VG_PAINT_PATTERN_TILING_MODE: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ return paint_pattern_tiling(p);
+ }
+ break;
+ case VG_PAINT_COLOR:
+ case VG_PAINT_COLOR_RAMP_STOPS:
+ case VG_PAINT_LINEAR_GRADIENT:
+ case VG_PAINT_RADIAL_GRADIENT:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+
+ case VG_PATH_FORMAT:
+ return VG_PATH_FORMAT_STANDARD;
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ return vgGetParameterf(object, paramType);
+ case VG_PATH_DATATYPE: {
+ struct path *p = (struct path*)object;
+ return path_datatype(p);
+ }
+ case VG_PATH_NUM_SEGMENTS: {
+ struct path *p = (struct path*)object;
+ return path_num_segments(p);
+ }
+ case VG_PATH_NUM_COORDS: {
+ struct path *p = (struct path*)object;
+ return path_num_coords(p);
+ }
+ break;
+
+ case VG_IMAGE_FORMAT: {
+ struct vg_image *img = (struct vg_image*)object;
+ return img->format;
+ }
+ break;
+ case VG_IMAGE_WIDTH: {
+ struct vg_image *img = (struct vg_image*)object;
+ return img->width;
+ }
+ break;
+ case VG_IMAGE_HEIGHT: {
+ struct vg_image *img = (struct vg_image*)object;
+ return img->height;
+ }
+ break;
+
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS: {
+ return 1;
+ }
+ break;
+#endif
+
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+ return 0;
+}
+
+void vgGetParameterfv(VGHandle object,
+ VGint paramType,
+ VGint count,
+ VGfloat * values)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+ VGint real_count = vgGetParameterVectorSize(object, paramType);
+
+ if (!ptr || object == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!values || count <= 0 || count > real_count ||
+ !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ values[0] = paint_type(p);
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ values[0] = paint_spread_mode(p);
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED: {
+ struct vg_paint *p = (struct vg_paint *)object;
+ values[0] = paint_color_ramp_premultiplied(p);
+ }
+ break;
+ case VG_PAINT_PATTERN_TILING_MODE: {
+ values[0] = vgGetParameterf(object, paramType);
+ }
+ break;
+ case VG_PAINT_COLOR: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_get_color(paint, values);
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_STOPS: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_ramp_stops(paint, values, count);
+ }
+ break;
+ case VG_PAINT_LINEAR_GRADIENT: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_linear_gradient(paint, values);
+ }
+ break;
+ case VG_PAINT_RADIAL_GRADIENT: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_radial_gradient(paint, values);
+ }
+ break;
+
+ case VG_PATH_FORMAT:
+ case VG_PATH_DATATYPE:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+ values[0] = vgGetParameteri(object, paramType);
+ break;
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ values[0] = vgGetParameterf(object, paramType);
+ break;
+
+ case VG_IMAGE_FORMAT:
+ case VG_IMAGE_WIDTH:
+ case VG_IMAGE_HEIGHT:
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ values[0] = vgGetParameteri(object, paramType);
+ break;
+#endif
+
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+}
+
+void vgGetParameteriv(VGHandle object,
+ VGint paramType,
+ VGint count,
+ VGint * values)
+{
+ struct vg_context *ctx = vg_current_context();
+ void *ptr = (void*)object;
+ VGint real_count = vgGetParameterVectorSize(object, paramType);
+
+ if (!ptr || object == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!values || count <= 0 || count > real_count ||
+ !is_aligned(values)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ switch(paramType) {
+ case VG_PAINT_TYPE:
+ case VG_PAINT_COLOR_RAMP_SPREAD_MODE:
+ case VG_PAINT_COLOR_RAMP_PREMULTIPLIED:
+ case VG_PAINT_PATTERN_TILING_MODE:
+#ifdef OPENVG_VERSION_1_1
+ case VG_FONT_NUM_GLYPHS:
+ values[0] = vgGetParameteri(object, paramType);
+ break;
+#endif
+ case VG_PAINT_COLOR: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_get_coloriv(paint, values);
+ }
+ break;
+ case VG_PAINT_COLOR_RAMP_STOPS: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_ramp_stopsi(paint, values, count);
+ }
+ break;
+ case VG_PAINT_LINEAR_GRADIENT: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_linear_gradienti(paint, values);
+ }
+ break;
+ case VG_PAINT_RADIAL_GRADIENT: {
+ struct vg_paint *paint = (struct vg_paint *)object;
+ paint_radial_gradienti(paint, values);
+ }
+ break;
+
+ case VG_PATH_SCALE:
+ case VG_PATH_BIAS:
+ values[0] = vgGetParameterf(object, paramType);
+ break;
+ case VG_PATH_FORMAT:
+ case VG_PATH_DATATYPE:
+ case VG_PATH_NUM_SEGMENTS:
+ case VG_PATH_NUM_COORDS:
+ values[0] = vgGetParameteri(object, paramType);
+ break;
+
+ case VG_IMAGE_FORMAT:
+ case VG_IMAGE_WIDTH:
+ case VG_IMAGE_HEIGHT:
+ values[0] = vgGetParameteri(object, paramType);
+ break;
+
+ default:
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ break;
+ }
+}
diff --git a/src/gallium/state_trackers/vega/api_path.c b/src/gallium/state_trackers/vega/api_path.c
new file mode 100644
index 0000000000..a6b7a2bb93
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_path.c
@@ -0,0 +1,488 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+#include "path.h"
+#include "polygon.h"
+#include "paint.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_inlines.h"
+#include "util/u_draw_quad.h"
+
+VGPath vgCreatePath(VGint pathFormat,
+ VGPathDatatype datatype,
+ VGfloat scale, VGfloat bias,
+ VGint segmentCapacityHint,
+ VGint coordCapacityHint,
+ VGbitfield capabilities)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (pathFormat != VG_PATH_FORMAT_STANDARD) {
+ vg_set_error(ctx, VG_UNSUPPORTED_PATH_FORMAT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (datatype < VG_PATH_DATATYPE_S_8 ||
+ datatype > VG_PATH_DATATYPE_F) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+ if (!scale) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ return (VGPath)path_create(datatype, scale, bias,
+ segmentCapacityHint, coordCapacityHint,
+ capabilities);
+}
+
+void vgClearPath(VGPath path, VGbitfield capabilities)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ p = (struct path *)path;
+ path_clear(p, capabilities);
+}
+
+void vgDestroyPath(VGPath p)
+{
+ struct path *path = 0;
+ struct vg_context *ctx = vg_current_context();
+
+ if (p == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ path = (struct path *)p;
+ path_destroy(path);
+}
+
+void vgRemovePathCapabilities(VGPath path,
+ VGbitfield capabilities)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGbitfield current;
+ struct path *p;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ p = (struct path*)path;
+ current = path_capabilities(p);
+ path_set_capabilities(p, (current &
+ (~(capabilities & VG_PATH_CAPABILITY_ALL))));
+}
+
+VGbitfield vgGetPathCapabilities(VGPath path)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return 0;
+ }
+ p = (struct path*)path;
+ return path_capabilities(p);
+}
+
+void vgAppendPath(VGPath dstPath, VGPath srcPath)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *src, *dst;
+
+ if (dstPath == VG_INVALID_HANDLE || srcPath == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ src = (struct path *)srcPath;
+ dst = (struct path *)dstPath;
+
+ if (!(path_capabilities(src) & VG_PATH_CAPABILITY_APPEND_FROM) ||
+ !(path_capabilities(dst) & VG_PATH_CAPABILITY_APPEND_TO)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+ path_append_path(dst, src);
+}
+
+void vgAppendPathData(VGPath dstPath,
+ VGint numSegments,
+ const VGubyte * pathSegments,
+ const void * pathData)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+ VGint i;
+
+ if (dstPath == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!pathSegments) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (numSegments <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ for (i = 0; i < numSegments; ++i) {
+ if (pathSegments[i] < VG_CLOSE_PATH ||
+ pathSegments[i] > VG_LCWARC_TO_REL) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ }
+
+ p = (struct path*)dstPath;
+
+ if (!pathData || !is_aligned_to(pathData, path_datatype_size(p))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!(path_capabilities(p)&VG_PATH_CAPABILITY_APPEND_TO)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+
+ path_append_data(p, numSegments, pathSegments, pathData);
+}
+
+void vgModifyPathCoords(VGPath dstPath,
+ VGint startIndex,
+ VGint numSegments,
+ const void * pathData)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+
+ if (dstPath == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (startIndex < 0 || numSegments <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ p = (struct path *)dstPath;
+
+ if (!pathData || !is_aligned_to(pathData, path_datatype_size(p))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (startIndex + numSegments > path_num_segments(p)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (!(path_capabilities(p)&VG_PATH_CAPABILITY_MODIFY)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+ path_modify_coords(p, startIndex, numSegments, pathData);
+}
+
+void vgTransformPath(VGPath dstPath, VGPath srcPath)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *src = 0, *dst = 0;
+
+ if (dstPath == VG_INVALID_HANDLE || srcPath == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ src = (struct path *)srcPath;
+ dst = (struct path *)dstPath;
+
+ if (!(path_capabilities(src) & VG_PATH_CAPABILITY_TRANSFORM_FROM) ||
+ !(path_capabilities(dst) & VG_PATH_CAPABILITY_TRANSFORM_TO)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+ path_transform(dst, src);
+}
+
+VGboolean vgInterpolatePath(VGPath dstPath,
+ VGPath startPath,
+ VGPath endPath,
+ VGfloat amount)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *start = 0, *dst = 0, *end = 0;
+
+ if (dstPath == VG_INVALID_HANDLE ||
+ startPath == VG_INVALID_HANDLE ||
+ endPath == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return VG_FALSE;
+ }
+ dst = (struct path *)dstPath;
+ start = (struct path *)startPath;
+ end = (struct path *)endPath;
+
+ if (!(path_capabilities(dst) & VG_PATH_CAPABILITY_INTERPOLATE_TO) ||
+ !(path_capabilities(start) & VG_PATH_CAPABILITY_INTERPOLATE_FROM) ||
+ !(path_capabilities(end) & VG_PATH_CAPABILITY_INTERPOLATE_FROM)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return VG_FALSE;
+ }
+
+ return path_interpolate(dst,
+ start, end, amount);
+}
+
+VGfloat vgPathLength(VGPath path,
+ VGint startSegment,
+ VGint numSegments)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return -1;
+ }
+ if (startSegment < 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return -1;
+ }
+ if (numSegments <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return -1;
+ }
+ p = (struct path*)path;
+
+ if (!(path_capabilities(p) & VG_PATH_CAPABILITY_PATH_LENGTH)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return -1;
+ }
+ if (startSegment + numSegments > path_num_segments(p)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return -1;
+ }
+
+ return path_length(p, startSegment, numSegments);
+}
+
+void vgPointAlongPath(VGPath path,
+ VGint startSegment,
+ VGint numSegments,
+ VGfloat distance,
+ VGfloat * x, VGfloat * y,
+ VGfloat * tangentX,
+ VGfloat * tangentY)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (startSegment < 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (numSegments <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!is_aligned(x) || !is_aligned(y) ||
+ !is_aligned(tangentX) || !is_aligned(tangentY)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ p = (struct path*)path;
+
+ caps = path_capabilities(p);
+ if (!(caps & VG_PATH_CAPABILITY_POINT_ALONG_PATH) ||
+ !(caps & VG_PATH_CAPABILITY_TANGENT_ALONG_PATH)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+
+ if (startSegment + numSegments > path_num_segments(p)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ {
+ VGfloat point[2], normal[2];
+ path_point(p, startSegment, numSegments, distance,
+ point, normal);
+ if (x)
+ *x = point[0];
+ if (y)
+ *y = point[1];
+ if (tangentX)
+ *tangentX = -normal[1];
+ if (tangentY)
+ *tangentY = normal[0];
+ }
+}
+
+void vgPathBounds(VGPath path,
+ VGfloat * minX,
+ VGfloat * minY,
+ VGfloat * width,
+ VGfloat * height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!minX || !minY || !width || !height) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!is_aligned(minX) || !is_aligned(minY) ||
+ !is_aligned(width) || !is_aligned(height)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ p = (struct path*)path;
+
+ caps = path_capabilities(p);
+ if (!(caps & VG_PATH_CAPABILITY_PATH_BOUNDS)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+
+ path_bounding_rect(p, minX, minY, width, height);
+}
+
+void vgPathTransformedBounds(VGPath path,
+ VGfloat * minX,
+ VGfloat * minY,
+ VGfloat * width,
+ VGfloat * height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct path *p = 0;
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!minX || !minY || !width || !height) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (!is_aligned(minX) || !is_aligned(minY) ||
+ !is_aligned(width) || !is_aligned(height)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ p = (struct path*)path;
+
+ caps = path_capabilities(p);
+ if (!(caps & VG_PATH_CAPABILITY_PATH_TRANSFORMED_BOUNDS)) {
+ vg_set_error(ctx, VG_PATH_CAPABILITY_ERROR);
+ return;
+ }
+
+#if 0
+ /* faster, but seems to have precision problems... */
+ path_bounding_rect(p, minX, minY, width, height);
+ if (*width > 0 && *height > 0) {
+ VGfloat pts[] = {*minX, *minY,
+ *minX + *width, *minY,
+ *minX + *width, *minY + *height,
+ *minX, *minY + *height};
+ struct matrix *matrix = &ctx->state.vg.path_user_to_surface_matrix;
+ VGfloat maxX, maxY;
+ matrix_map_point(matrix, pts[0], pts[1], pts + 0, pts + 1);
+ matrix_map_point(matrix, pts[2], pts[3], pts + 2, pts + 3);
+ matrix_map_point(matrix, pts[4], pts[5], pts + 4, pts + 5);
+ matrix_map_point(matrix, pts[6], pts[7], pts + 6, pts + 7);
+ *minX = MIN2(pts[0], MIN2(pts[2], MIN2(pts[4], pts[6])));
+ *minY = MIN2(pts[1], MIN2(pts[3], MIN2(pts[5], pts[7])));
+ maxX = MAX2(pts[0], MAX2(pts[2], MAX2(pts[4], pts[6])));
+ maxY = MAX2(pts[1], MAX2(pts[3], MAX2(pts[5], pts[7])));
+ *width = maxX - *minX;
+ *height = maxY - *minY;
+ }
+#else
+ {
+ struct path *dst = path_create(VG_PATH_DATATYPE_F, 1.0, 0,
+ 0, 0, VG_PATH_CAPABILITY_ALL);
+ path_transform(dst, p);
+ path_bounding_rect(dst, minX, minY, width, height);
+ path_destroy(dst);
+ }
+#endif
+}
+
+
+void vgDrawPath(VGPath path, VGbitfield paintModes)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (path == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ if (!(paintModes & (VG_STROKE_PATH | VG_FILL_PATH))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (path_is_empty((struct path*)path))
+ return;
+ path_render((struct path*)path, paintModes);
+}
+
diff --git a/src/gallium/state_trackers/vega/api_text.c b/src/gallium/state_trackers/vega/api_text.c
new file mode 100644
index 0000000000..d8411cf3e8
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_text.c
@@ -0,0 +1,258 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+
+#include "util/u_memory.h"
+
+#ifdef OPENVG_VERSION_1_1
+
+struct vg_font {
+ struct vg_object base;
+
+ VGint glyph_indices[200];
+ VGint num_glyphs;
+};
+
+VGFont vgCreateFont(VGint glyphCapacityHint)
+{
+ struct vg_font *font = 0;
+ struct vg_context *ctx = vg_current_context();
+
+ if (glyphCapacityHint < 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return VG_INVALID_HANDLE;
+ }
+
+ font = CALLOC_STRUCT(vg_font);
+ vg_init_object(&font->base, ctx, VG_OBJECT_FONT);
+ vg_context_add_object(ctx, VG_OBJECT_FONT, font);
+ return (VGFont)font;
+}
+
+void vgDestroyFont(VGFont f)
+{
+ struct vg_font *font = (struct vg_font *)f;
+ struct vg_context *ctx = vg_current_context();
+
+ if (f == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ vg_context_remove_object(ctx, VG_OBJECT_FONT, font);
+ /*free(font);*/
+}
+
+void vgSetGlyphToPath(VGFont font,
+ VGuint glyphIndex,
+ VGPath path,
+ VGboolean isHinted,
+ VGfloat glyphOrigin [2],
+ VGfloat escapement[2])
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_object *pathObj;
+ struct vg_font *f;
+
+ if (font == VG_INVALID_HANDLE ||
+ !vg_context_is_object_valid(ctx, VG_OBJECT_FONT, (void *)font)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!glyphOrigin || !escapement ||
+ !is_aligned(glyphOrigin) || !is_aligned(escapement)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (path != VG_INVALID_HANDLE &&
+ !vg_context_is_object_valid(ctx, VG_OBJECT_PATH, (void *)path)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ pathObj = (struct vg_object*)path;
+ if (pathObj && pathObj->type != VG_OBJECT_PATH) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+
+ f = (struct vg_font*)font;
+ f->glyph_indices[f->num_glyphs] = glyphIndex;
+ ++f->num_glyphs;
+}
+
+void vgSetGlyphToImage(VGFont font,
+ VGuint glyphIndex,
+ VGImage image,
+ VGfloat glyphOrigin [2],
+ VGfloat escapement[2])
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_object *img_obj;
+ struct vg_font *f;
+
+ if (font == VG_INVALID_HANDLE ||
+ !vg_context_is_object_valid(ctx, VG_OBJECT_FONT, (void *)font)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (!glyphOrigin || !escapement ||
+ !is_aligned(glyphOrigin) || !is_aligned(escapement)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (image != VG_INVALID_HANDLE &&
+ !vg_context_is_object_valid(ctx, VG_OBJECT_IMAGE, (void *)image)) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ img_obj = (struct vg_object*)image;
+ if (img_obj && img_obj->type != VG_OBJECT_IMAGE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ f = (struct vg_font*)font;
+ f->glyph_indices[f->num_glyphs] = glyphIndex;
+ ++f->num_glyphs;
+}
+
+static INLINE VGboolean font_contains_glyph(struct vg_font *font,
+ VGuint glyph_index)
+{
+ VGint i;
+ for (i = 0; i < font->num_glyphs; ++i) {
+ if (font->glyph_indices[i] == glyph_index) {
+ return VG_TRUE;
+ }
+ }
+ return VG_FALSE;
+}
+
+void vgClearGlyph(VGFont font,
+ VGuint glyphIndex)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_font *f;
+ VGint i;
+
+ if (font == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (glyphIndex <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ f = (struct vg_font*)font;
+ if (!font_contains_glyph(f, glyphIndex)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ for (i = 0; i < f->num_glyphs; ++i) {
+ if (f->glyph_indices[i] == glyphIndex) {
+ /*FIXME*/
+ f->glyph_indices[f->num_glyphs] = 0;
+ --f->num_glyphs;
+ return;
+ }
+ }
+}
+
+void vgDrawGlyph(VGFont font,
+ VGuint glyphIndex,
+ VGbitfield paintModes,
+ VGboolean allowAutoHinting)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_font *f;
+
+ if (font == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (glyphIndex <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (paintModes & (~(VG_STROKE_PATH|VG_FILL_PATH))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ f = (struct vg_font*)font;
+ if (!font_contains_glyph(f, glyphIndex)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+}
+
+void vgDrawGlyphs(VGFont font,
+ VGint glyphCount,
+ VGuint *glyphIndices,
+ VGfloat *adjustments_x,
+ VGfloat *adjustments_y,
+ VGbitfield paintModes,
+ VGboolean allowAutoHinting)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGint i;
+ struct vg_font *f;
+
+ if (font == VG_INVALID_HANDLE) {
+ vg_set_error(ctx, VG_BAD_HANDLE_ERROR);
+ return;
+ }
+ if (glyphCount <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (!glyphIndices || !is_aligned(glyphIndices)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (!adjustments_x || !is_aligned(adjustments_x) ||
+ !adjustments_y || !is_aligned(adjustments_y)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ if (paintModes & (~(VG_STROKE_PATH|VG_FILL_PATH))) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ f = (struct vg_font*)font;
+ for (i = 0; i < glyphCount; ++i) {
+ VGuint glyph_index = glyphIndices[i];
+ if (!font_contains_glyph(f, glyph_index)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ }
+}
+
+#endif
diff --git a/src/gallium/state_trackers/vega/api_transform.c b/src/gallium/state_trackers/vega/api_transform.c
new file mode 100644
index 0000000000..763a5ec415
--- /dev/null
+++ b/src/gallium/state_trackers/vega/api_transform.c
@@ -0,0 +1,128 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+
+#include "vg_context.h"
+
+#include "matrix.h"
+
+void vgLoadIdentity(void)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *mat = vg_state_matrix(&ctx->state.vg);
+ matrix_load_identity(mat);
+}
+
+void vgLoadMatrix(const VGfloat * m)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *mat;
+
+ if (!ctx)
+ return;
+
+ if (!m || !is_aligned(m)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ mat = vg_state_matrix(&ctx->state.vg);
+ matrix_init(mat, m);
+ if (!matrix_is_affine(mat)) {
+ if (ctx->state.vg.matrix_mode != VG_MATRIX_IMAGE_USER_TO_SURFACE) {
+ matrix_make_affine(mat);
+ }
+ }
+}
+
+void vgGetMatrix(VGfloat * m)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *mat;
+
+ if (!ctx)
+ return;
+
+ if (!m || !is_aligned(m)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ mat = vg_state_matrix(&ctx->state.vg);
+ memcpy(m, mat->m, sizeof(VGfloat)*9);
+}
+
+void vgMultMatrix(const VGfloat * m)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *dst, src;
+
+ if (!ctx)
+ return;
+
+ if (!m || !is_aligned(m)) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ matrix_init(&src, m);
+ dst = vg_state_matrix(&ctx->state.vg);
+ if (!matrix_is_affine(&src)) {
+ if (ctx->state.vg.matrix_mode != VG_MATRIX_IMAGE_USER_TO_SURFACE) {
+ matrix_make_affine(&src);
+ }
+ }
+ matrix_mult(dst, &src);
+
+}
+
+void vgTranslate(VGfloat tx, VGfloat ty)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *dst = vg_state_matrix(&ctx->state.vg);
+ matrix_translate(dst, tx, ty);
+}
+
+void vgScale(VGfloat sx, VGfloat sy)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *dst = vg_state_matrix(&ctx->state.vg);
+ matrix_scale(dst, sx, sy);
+}
+
+void vgShear(VGfloat shx, VGfloat shy)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *dst = vg_state_matrix(&ctx->state.vg);
+ matrix_shear(dst, shx, shy);
+}
+
+void vgRotate(VGfloat angle)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *dst = vg_state_matrix(&ctx->state.vg);
+ matrix_rotate(dst, angle);
+}
diff --git a/src/gallium/state_trackers/vega/arc.c b/src/gallium/state_trackers/vega/arc.c
new file mode 100644
index 0000000000..e74c7f0334
--- /dev/null
+++ b/src/gallium/state_trackers/vega/arc.c
@@ -0,0 +1,708 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "arc.h"
+
+#include "matrix.h"
+#include "bezier.h"
+#include "polygon.h"
+#include "stroker.h"
+#include "path.h"
+
+#include "util/u_debug.h"
+
+#include <math.h>
+
+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
+#define DEBUG_ARCS 0
+
+static const VGfloat two_pi = M_PI * 2;
+
+
+static const double coeffs3Low[2][4][4] = {
+ {
+ { 3.85268, -21.229, -0.330434, 0.0127842 },
+ { -1.61486, 0.706564, 0.225945, 0.263682 },
+ { -0.910164, 0.388383, 0.00551445, 0.00671814 },
+ { -0.630184, 0.192402, 0.0098871, 0.0102527 }
+ },
+ {
+ { -0.162211, 9.94329, 0.13723, 0.0124084 },
+ { -0.253135, 0.00187735, 0.0230286, 0.01264 },
+ { -0.0695069, -0.0437594, 0.0120636, 0.0163087 },
+ { -0.0328856, -0.00926032, -0.00173573, 0.00527385 }
+ }
+};
+
+/* coefficients for error estimation
+ while using cubic Bézier curves for approximation
+ 1/4 <= b/a <= 1 */
+static const double coeffs3High[2][4][4] = {
+ {
+ { 0.0899116, -19.2349, -4.11711, 0.183362 },
+ { 0.138148, -1.45804, 1.32044, 1.38474 },
+ { 0.230903, -0.450262, 0.219963, 0.414038 },
+ { 0.0590565, -0.101062, 0.0430592, 0.0204699 }
+ },
+ {
+ { 0.0164649, 9.89394, 0.0919496, 0.00760802 },
+ { 0.0191603, -0.0322058, 0.0134667, -0.0825018 },
+ { 0.0156192, -0.017535, 0.00326508, -0.228157 },
+ { -0.0236752, 0.0405821, -0.0173086, 0.176187 }
+ }
+};
+
+/* safety factor to convert the "best" error approximation
+ into a "max bound" error */
+static const double safety3[] = {
+ 0.001, 4.98, 0.207, 0.0067
+};
+
+/* The code below is from the OpenVG 1.1 Spec
+ * Section 18.4 */
+
+/* Given: Points (x0, y0) and (x1, y1)
+ * Return: TRUE if a solution exists, FALSE otherwise
+ * Circle centers are written to (cx0, cy0) and (cx1, cy1)
+ */
+static VGboolean
+find_unit_circles(double x0, double y0, double x1, double y1,
+ double *cx0, double *cy0,
+ double *cx1, double *cy1)
+{
+ /* Compute differences and averages */
+ double dx = x0 - x1;
+ double dy = y0 - y1;
+ double xm = (x0 + x1)/2;
+ double ym = (y0 + y1)/2;
+ double dsq, disc, s, sdx, sdy;
+
+ /* Solve for intersecting unit circles */
+ dsq = dx*dx + dy*dy;
+ if (dsq == 0.0) return VG_FALSE; /* Points are coincident */
+ disc = 1.0/dsq - 1.0/4.0;
+
+ /* the precision we care about here is around float so if we're
+ * around the float defined zero then make it official to avoid
+ * precision problems later on */
+ if (floatIsZero(disc))
+ disc = 0.0;
+
+ if (disc < 0.0) return VG_FALSE; /* Points are too far apart */
+ s = sqrt(disc);
+ sdx = s*dx;
+ sdy = s*dy;
+ *cx0 = xm + sdy;
+ *cy0 = ym - sdx;
+ *cx1 = xm - sdy;
+ *cy1 = ym + sdx;
+ return VG_TRUE;
+}
+
+
+/* Given: Ellipse parameters rh, rv, rot (in degrees),
+ * endpoints (x0, y0) and (x1, y1)
+ * Return: TRUE if a solution exists, FALSE otherwise
+ * Ellipse centers are written to (cx0, cy0) and (cx1, cy1)
+ */
+static VGboolean
+find_ellipses(double rh, double rv, double rot,
+ double x0, double y0, double x1, double y1,
+ double *cx0, double *cy0, double *cx1, double *cy1)
+{
+ double COS, SIN, x0p, y0p, x1p, y1p, pcx0, pcy0, pcx1, pcy1;
+ /* Convert rotation angle from degrees to radians */
+ rot *= M_PI/180.0;
+ /* Pre-compute rotation matrix entries */
+ COS = cos(rot); SIN = sin(rot);
+ /* Transform (x0, y0) and (x1, y1) into unit space */
+ /* using (inverse) rotate, followed by (inverse) scale */
+ x0p = (x0*COS + y0*SIN)/rh;
+ y0p = (-x0*SIN + y0*COS)/rv;
+ x1p = (x1*COS + y1*SIN)/rh;
+ y1p = (-x1*SIN + y1*COS)/rv;
+ if (!find_unit_circles(x0p, y0p, x1p, y1p,
+ &pcx0, &pcy0, &pcx1, &pcy1)) {
+ return VG_FALSE;
+ }
+ /* Transform back to original coordinate space */
+ /* using (forward) scale followed by (forward) rotate */
+ pcx0 *= rh; pcy0 *= rv;
+ pcx1 *= rh; pcy1 *= rv;
+ *cx0 = pcx0*COS - pcy0*SIN;
+ *cy0 = pcx0*SIN + pcy0*COS;
+ *cx1 = pcx1*COS - pcy1*SIN;
+ *cy1 = pcx1*SIN + pcy1*COS;
+ return VG_TRUE;
+}
+
+static INLINE VGboolean
+try_to_fix_radii(struct arc *arc)
+{
+ double COS, SIN, rot, x0p, y0p, x1p, y1p;
+ double dx, dy, dsq, scale;
+
+ /* Convert rotation angle from degrees to radians */
+ rot = DEGREES_TO_RADIANS(arc->theta);
+
+ /* Pre-compute rotation matrix entries */
+ COS = cos(rot); SIN = sin(rot);
+
+ /* Transform (x0, y0) and (x1, y1) into unit space */
+ /* using (inverse) rotate, followed by (inverse) scale */
+ x0p = (arc->x1*COS + arc->y1*SIN)/arc->a;
+ y0p = (-arc->x1*SIN + arc->y1*COS)/arc->b;
+ x1p = (arc->x2*COS + arc->y2*SIN)/arc->a;
+ y1p = (-arc->x2*SIN + arc->y2*COS)/arc->b;
+ /* Compute differences and averages */
+ dx = x0p - x1p;
+ dy = y0p - y1p;
+
+ dsq = dx*dx + dy*dy;
+#if 0
+ if (dsq <= 0.001) {
+ debug_printf("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAaaaaa\n");
+ }
+#endif
+ scale = 1/(2/sqrt(dsq));
+ arc->a *= scale;
+ arc->b *= scale;
+ return VG_TRUE;
+}
+
+static INLINE double vector_normalize(double *v)
+{
+ double sq = v[0] * v[0] + v[1] * v[1];
+ return sqrt(sq);
+}
+static INLINE double vector_orientation(double *v)
+{
+ double norm = vector_normalize(v);
+ double cosa = v[0] / norm;
+ double sina = v[1] / norm;
+ return (sina>=0 ? acos(cosa) : 2*M_PI - acos(cosa));
+}
+static INLINE double vector_dot(double *v0,
+ double *v1)
+{
+ return v0[0] * v1[0] + v0[1] * v1[1];
+}
+
+static INLINE double vector_angles(double *v0,
+ double *v1)
+{
+ double dot = vector_dot(v0, v1);
+ double norm0 = vector_normalize(v0);
+ double norm1 = vector_normalize(v1);
+
+ return acos(dot / (norm0 * norm1));
+}
+
+static VGboolean find_angles(struct arc *arc)
+{
+ double vec0[2], vec1[2];
+ double lambda1, lambda2;
+ double angle;
+ struct matrix matrix;
+
+ if (floatIsZero(arc->a) || floatIsZero(arc->b)) {
+ return VG_FALSE;
+ }
+ /* map the points to an identity circle */
+ matrix_load_identity(&matrix);
+ matrix_scale(&matrix, 1.f, arc->a/arc->b);
+ matrix_rotate(&matrix, -arc->theta);
+ matrix_map_point(&matrix,
+ arc->x1, arc->y1,
+ &arc->x1, &arc->y1);
+ matrix_map_point(&matrix,
+ arc->x2, arc->y2,
+ &arc->x2, &arc->y2);
+ matrix_map_point(&matrix,
+ arc->cx, arc->cy,
+ &arc->cx, &arc->cy);
+
+#if DEBUG_ARCS
+ debug_printf("Matrix 3 [%f, %f, %f| %f, %f, %f| %f, %f, %f]\n",
+ matrix.m[0], matrix.m[1], matrix.m[2],
+ matrix.m[3], matrix.m[4], matrix.m[5],
+ matrix.m[6], matrix.m[7], matrix.m[8]);
+ debug_printf("Endpoints [%f, %f], [%f, %f]\n",
+ arc->x1, arc->y1, arc->x2, arc->y2);
+#endif
+
+ vec0[0] = arc->x1 - arc->cx;
+ vec0[1] = arc->y1 - arc->cy;
+ vec1[0] = arc->x2 - arc->cx;
+ vec1[1] = arc->y2 - arc->cy;
+
+#if DEBUG_ARCS
+ debug_printf("Vec is [%f, %f], [%f, %f], [%f, %f]\n",
+ vec0[0], vec0[1], vec1[0], vec1[1], arc->cx, arc->cy);
+#endif
+
+ lambda1 = vector_orientation(vec0);
+
+ if (isnan(lambda1))
+ lambda1 = 0.f;
+
+ if (arc->type == VG_SCWARC_TO ||
+ arc->type == VG_SCCWARC_TO)
+ angle = vector_angles(vec0, vec1);
+ else if (arc->type == VG_LCWARC_TO ||
+ arc->type == VG_LCCWARC_TO) {
+ angle = 2*M_PI - vector_angles(vec0, vec1);
+ } else
+ abort();
+
+ if (isnan(angle))
+ angle = M_PI;
+
+
+ if (arc->type == VG_SCWARC_TO ||
+ arc->type == VG_LCWARC_TO)
+ lambda2 = lambda1 - angle;
+ else
+ lambda2 = lambda1 + angle;
+
+#if DEBUG_ARCS
+ debug_printf("Angle is %f and (%f, %f)\n", angle, lambda1, lambda2);
+#endif
+
+#if 0
+ arc->eta1 = atan2(sin(lambda1) / arc->b,
+ cos(lambda1) / arc->a);
+ arc->eta2 = atan2(sin(lambda2) / arc->b,
+ cos(lambda2) / arc->a);
+
+ /* make sure we have eta1 <= eta2 <= eta1 + 2 PI */
+ arc->eta2 -= two_pi * floor((arc->eta2 - arc->eta1) / two_pi);
+
+ /* the preceding correction fails if we have exactly et2 - eta1 = 2 PI
+ it reduces the interval to zero length */
+ if ((lambda2 - lambda1 > M_PI) && (arc->eta2 - arc->eta1 < M_PI)) {
+ arc->eta2 += 2 * M_PI;
+ }
+#else
+ arc->eta1 = lambda1;
+ arc->eta2 = lambda2;
+#endif
+
+ return VG_TRUE;
+}
+
+#if DEBUG_ARCS
+static void check_endpoints(struct arc *arc)
+{
+ double x1, y1, x2, y2;
+
+ double a_cos_eta1 = arc->a * cos(arc->eta1);
+ double b_sin_eta1 = arc->b * sin(arc->eta1);
+ x1 = arc->cx + a_cos_eta1 * arc->cos_theta -
+ b_sin_eta1 * arc->sin_theta;
+ y1 = arc->cy + a_cos_eta1 * arc->sin_theta +
+ b_sin_eta1 * arc->cos_theta;
+
+ double a_cos_eta2 = arc->a * cos(arc->eta2);
+ double b_sin_eta2 = arc->b * sin(arc->eta2);
+ x2 = arc->cx + a_cos_eta2 * arc->cos_theta -
+ b_sin_eta2 * arc->sin_theta;
+ y2 = arc->cy + a_cos_eta2 * arc->sin_theta +
+ b_sin_eta2 * arc->cos_theta;
+
+ debug_printf("Computed (%f, %f), (%f, %f)\n",
+ x1, y1, x2, y2);
+ debug_printf("Real (%f, %f), (%f, %f)\n",
+ arc->x1, arc->y1,
+ arc->x2, arc->y2);
+}
+#endif
+
+void arc_init(struct arc *arc,
+ VGPathSegment type,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat rh, VGfloat rv,
+ VGfloat rot)
+{
+ assert(type == VG_SCCWARC_TO ||
+ type == VG_SCWARC_TO ||
+ type == VG_LCCWARC_TO ||
+ type == VG_LCWARC_TO);
+ arc->type = type;
+ arc->x1 = x1;
+ arc->y1 = y1;
+ arc->x2 = x2;
+ arc->y2 = y2;
+ arc->a = rh;
+ arc->b = rv;
+ arc->theta = rot;
+ arc->cos_theta = cos(arc->theta);
+ arc->sin_theta = sin(arc->theta);
+ {
+ double cx0, cy0, cx1, cy1;
+ double cx, cy;
+ arc->is_valid = find_ellipses(rh, rv, rot, x1, y1, x2, y2,
+ &cx0, &cy0, &cx1, &cy1);
+
+ if (!arc->is_valid && try_to_fix_radii(arc)) {
+ rh = arc->a;
+ rv = arc->b;
+ arc->is_valid =
+ find_ellipses(rh, rv, rot, x1, y1, x2, y2,
+ &cx0, &cy0, &cx1, &cy1);
+ }
+
+ if (type == VG_SCWARC_TO ||
+ type == VG_LCCWARC_TO) {
+ cx = cx1;
+ cy = cy1;
+ } else {
+ cx = cx0;
+ cy = cy0;
+ }
+#if DEBUG_ARCS
+ debug_printf("Centers are : (%f, %f) , (%f, %f). Real (%f, %f)\n",
+ cx0, cy0, cx1, cy1, cx, cy);
+#endif
+ arc->cx = cx;
+ arc->cy = cy;
+ if (arc->is_valid) {
+ arc->is_valid = find_angles(arc);
+#if DEBUG_ARCS
+ check_endpoints(arc);
+#endif
+ /* remap a few points. find_angles requires
+ * rot in angles, the rest of the code
+ * will need them in radians. and find_angles
+ * modifies the center to match an identity
+ * circle so lets reset it */
+ arc->theta = DEGREES_TO_RADIANS(rot);
+ arc->cos_theta = cos(arc->theta);
+ arc->sin_theta = sin(arc->theta);
+ arc->cx = cx;
+ arc->cy = cy;
+ }
+ }
+}
+
+static INLINE double rational_function(double x, const double *c)
+{
+ return (x * (x * c[0] + c[1]) + c[2]) / (x + c[3]);
+}
+
+static double estimate_error(struct arc *arc,
+ double etaA, double etaB)
+{
+ double eta = 0.5 * (etaA + etaB);
+
+ double x = arc->b / arc->a;
+ double dEta = etaB - etaA;
+ double cos2 = cos(2 * eta);
+ double cos4 = cos(4 * eta);
+ double cos6 = cos(6 * eta);
+ double c0, c1;
+
+ /* select the right coeficients set according to degree and b/a */
+ const double (*coeffs)[4][4];
+ const double *safety;
+ coeffs = (x < 0.25) ? coeffs3Low : coeffs3High;
+ safety = safety3;
+
+ c0 = rational_function(x, coeffs[0][0])
+ + cos2 * rational_function(x, coeffs[0][1])
+ + cos4 * rational_function(x, coeffs[0][2])
+ + cos6 * rational_function(x, coeffs[0][3]);
+
+ c1 = rational_function(x, coeffs[1][0])
+ + cos2 * rational_function(x, coeffs[1][1])
+ + cos4 * rational_function(x, coeffs[1][2])
+ + cos6 * rational_function(x, coeffs[1][3]);
+
+ return rational_function(x, safety) * arc->a * exp(c0 + c1 * dEta);
+}
+
+struct arc_cb {
+ void (*move)(struct arc_cb *cb, VGfloat x, VGfloat y);
+ void (*point)(struct arc_cb *cb, VGfloat x, VGfloat y);
+ void (*bezier)(struct arc_cb *cb, struct bezier *bezier);
+
+ void *user_data;
+};
+
+static void cb_null_move(struct arc_cb *cb, VGfloat x, VGfloat y)
+{
+}
+
+static void polygon_point(struct arc_cb *cb, VGfloat x, VGfloat y)
+{
+ struct polygon *poly = (struct polygon*)cb->user_data;
+ polygon_vertex_append(poly, x, y);
+}
+
+static void polygon_bezier(struct arc_cb *cb, struct bezier *bezier)
+{
+ struct polygon *poly = (struct polygon*)cb->user_data;
+ bezier_add_to_polygon(bezier, poly);
+}
+
+static void stroke_point(struct arc_cb *cb, VGfloat x, VGfloat y)
+{
+ struct stroker *stroker = (struct stroker*)cb->user_data;
+ stroker_line_to(stroker, x, y);
+}
+
+static void stroke_curve(struct arc_cb *cb, struct bezier *bezier)
+{
+ struct stroker *stroker = (struct stroker*)cb->user_data;
+ stroker_curve_to(stroker,
+ bezier->x2, bezier->y2,
+ bezier->x3, bezier->y3,
+ bezier->x4, bezier->y4);
+}
+
+static void stroke_emit_point(struct arc_cb *cb, VGfloat x, VGfloat y)
+{
+ struct stroker *stroker = (struct stroker*)cb->user_data;
+ stroker_emit_line_to(stroker, x, y);
+}
+
+static void stroke_emit_curve(struct arc_cb *cb, struct bezier *bezier)
+{
+ struct stroker *stroker = (struct stroker*)cb->user_data;
+ stroker_emit_curve_to(stroker,
+ bezier->x2, bezier->y2,
+ bezier->x3, bezier->y3,
+ bezier->x4, bezier->y4);
+}
+
+static void arc_path_move(struct arc_cb *cb, VGfloat x, VGfloat y)
+{
+ struct path *path = (struct path*)cb->user_data;
+ path_move_to(path, x, y);
+}
+
+static void arc_path_point(struct arc_cb *cb, VGfloat x, VGfloat y)
+{
+ struct path *path = (struct path*)cb->user_data;
+ path_line_to(path, x, y);
+}
+
+static void arc_path_bezier(struct arc_cb *cb, struct bezier *bezier)
+{
+ struct path *path = (struct path*)cb->user_data;
+ path_cubic_to(path,
+ bezier->x2, bezier->y2,
+ bezier->x3, bezier->y3,
+ bezier->x4, bezier->y4);
+}
+
+static INLINE int num_beziers_needed(struct arc *arc)
+{
+ double threshold = 0.05;
+ VGboolean found = VG_FALSE;
+ int n = 1;
+ double min_eta, max_eta;
+
+ min_eta = MIN2(arc->eta1, arc->eta2);
+ max_eta = MAX2(arc->eta1, arc->eta2);
+
+ while ((! found) && (n < 1024)) {
+ double d_eta = (max_eta - min_eta) / n;
+ if (d_eta <= 0.5 * M_PI) {
+ double eta_b = min_eta;
+ found = VG_TRUE;
+ for (int i = 0; found && (i < n); ++i) {
+ double etaA = eta_b;
+ eta_b += d_eta;
+ found = (estimate_error(arc, etaA, eta_b) <= threshold);
+ }
+ }
+ n = n << 1;
+ }
+
+ return n;
+}
+
+static void arc_to_beziers(struct arc *arc,
+ struct arc_cb cb,
+ struct matrix *matrix)
+{
+ int n = 1;
+ double d_eta, eta_b, cos_eta_b,
+ sin_eta_b, a_cos_eta_b, b_sin_eta_b, a_sin_eta_b,
+ b_cos_eta_b, x_b, y_b, x_b_dot, y_b_dot, lx, ly;
+ double t, alpha;
+
+ { /* always move to the start of the arc */
+ VGfloat x = arc->x1;
+ VGfloat y = arc->y1;
+ matrix_map_point(matrix, x, y, &x, &y);
+ cb.move(&cb, x, y);
+ }
+
+ if (!arc->is_valid) {
+ VGfloat x = arc->x2;
+ VGfloat y = arc->y2;
+ matrix_map_point(matrix, x, y, &x, &y);
+ cb.point(&cb, x, y);
+ return;
+ }
+
+ /* find the number of Bézier curves needed */
+ n = num_beziers_needed(arc);
+
+ d_eta = (arc->eta2 - arc->eta1) / n;
+ eta_b = arc->eta1;
+
+ cos_eta_b = cos(eta_b);
+ sin_eta_b = sin(eta_b);
+ a_cos_eta_b = arc->a * cos_eta_b;
+ b_sin_eta_b = arc->b * sin_eta_b;
+ a_sin_eta_b = arc->a * sin_eta_b;
+ b_cos_eta_b = arc->b * cos_eta_b;
+ x_b = arc->cx + a_cos_eta_b * arc->cos_theta -
+ b_sin_eta_b * arc->sin_theta;
+ y_b = arc->cy + a_cos_eta_b * arc->sin_theta +
+ b_sin_eta_b * arc->cos_theta;
+ x_b_dot = -a_sin_eta_b * arc->cos_theta -
+ b_cos_eta_b * arc->sin_theta;
+ y_b_dot = -a_sin_eta_b * arc->sin_theta +
+ b_cos_eta_b * arc->cos_theta;
+
+ {
+ VGfloat x = x_b, y = y_b;
+ matrix_map_point(matrix, x, y, &x, &y);
+ cb.point(&cb, x, y);
+ }
+ lx = x_b;
+ ly = y_b;
+
+ t = tan(0.5 * d_eta);
+ alpha = sin(d_eta) * (sqrt(4 + 3 * t * t) - 1) / 3;
+
+ for (int i = 0; i < n; ++i) {
+ struct bezier bezier;
+ double xA = x_b;
+ double yA = y_b;
+ double xADot = x_b_dot;
+ double yADot = y_b_dot;
+
+ eta_b += d_eta;
+ cos_eta_b = cos(eta_b);
+ sin_eta_b = sin(eta_b);
+ a_cos_eta_b = arc->a * cos_eta_b;
+ b_sin_eta_b = arc->b * sin_eta_b;
+ a_sin_eta_b = arc->a * sin_eta_b;
+ b_cos_eta_b = arc->b * cos_eta_b;
+ x_b = arc->cx + a_cos_eta_b * arc->cos_theta -
+ b_sin_eta_b * arc->sin_theta;
+ y_b = arc->cy + a_cos_eta_b * arc->sin_theta +
+ b_sin_eta_b * arc->cos_theta;
+ x_b_dot = -a_sin_eta_b * arc->cos_theta -
+ b_cos_eta_b * arc->sin_theta;
+ y_b_dot = -a_sin_eta_b * arc->sin_theta +
+ b_cos_eta_b * arc->cos_theta;
+
+ bezier_init(&bezier,
+ lx, ly,
+ (float) (xA + alpha * xADot), (float) (yA + alpha * yADot),
+ (float) (x_b - alpha * x_b_dot), (float) (y_b - alpha * y_b_dot),
+ (float) x_b, (float) y_b);
+#if 0
+ debug_printf("%d) Bezier (%f, %f), (%f, %f), (%f, %f), (%f, %f)\n",
+ i,
+ bezier.x1, bezier.y1,
+ bezier.x2, bezier.y2,
+ bezier.x3, bezier.y3,
+ bezier.x4, bezier.y4);
+#endif
+ bezier_transform(&bezier, matrix);
+ cb.bezier(&cb, &bezier);
+ lx = x_b;
+ ly = y_b;
+ }
+}
+
+
+void arc_add_to_polygon(struct arc *arc,
+ struct polygon *poly,
+ struct matrix *matrix)
+{
+ struct arc_cb cb;
+
+ cb.move = cb_null_move;
+ cb.point = polygon_point;
+ cb.bezier = polygon_bezier;
+ cb.user_data = poly;
+
+ arc_to_beziers(arc, cb, matrix);
+}
+
+void arc_stroke_cb(struct arc *arc,
+ struct stroker *stroke,
+ struct matrix *matrix)
+{
+ struct arc_cb cb;
+
+ cb.move = cb_null_move;
+ cb.point = stroke_point;
+ cb.bezier = stroke_curve;
+ cb.user_data = stroke;
+
+ arc_to_beziers(arc, cb, matrix);
+}
+
+void arc_stroker_emit(struct arc *arc,
+ struct stroker *stroker,
+ struct matrix *matrix)
+{
+ struct arc_cb cb;
+
+ cb.move = cb_null_move;
+ cb.point = stroke_emit_point;
+ cb.bezier = stroke_emit_curve;
+ cb.user_data = stroker;
+
+ arc_to_beziers(arc, cb, matrix);
+}
+
+void arc_to_path(struct arc *arc,
+ struct path *path,
+ struct matrix *matrix)
+{
+ struct arc_cb cb;
+
+ cb.move = arc_path_move;
+ cb.point = arc_path_point;
+ cb.bezier = arc_path_bezier;
+ cb.user_data = path;
+
+ arc_to_beziers(arc, cb, matrix);
+}
diff --git a/src/gallium/state_trackers/vega/arc.h b/src/gallium/state_trackers/vega/arc.h
new file mode 100644
index 0000000000..3205cd5021
--- /dev/null
+++ b/src/gallium/state_trackers/vega/arc.h
@@ -0,0 +1,80 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ARC_H
+#define ARC_H
+
+#include "VG/openvg.h"
+
+struct polygon;
+struct matrix;
+struct stroker;
+struct path;
+
+struct arc {
+ VGPathSegment type;
+
+ VGfloat cx, cy;
+
+ VGfloat a, b;
+
+ VGfloat theta;
+ VGfloat cos_theta, sin_theta;
+
+ VGfloat eta1;
+ VGfloat eta2;
+
+ VGfloat x1, y1, x2, y2;
+
+ VGboolean is_valid;
+};
+
+void arc_init(struct arc *arc,
+ VGPathSegment type,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat rh, VGfloat rv,
+ VGfloat rot);
+
+void arc_add_to_polygon(struct arc *arc,
+ struct polygon *poly,
+ struct matrix *matrix);
+
+
+void arc_to_path(struct arc *arc,
+ struct path *p,
+ struct matrix *matrix);
+
+void arc_stroke_cb(struct arc *arc,
+ struct stroker *stroke,
+ struct matrix *matrix);
+
+void arc_stroker_emit(struct arc *arc,
+ struct stroker *stroke,
+ struct matrix *matrix);
+
+
+#endif
diff --git a/src/gallium/state_trackers/vega/asm_fill.h b/src/gallium/state_trackers/vega/asm_fill.h
new file mode 100644
index 0000000000..2f394ad6c5
--- /dev/null
+++ b/src/gallium/state_trackers/vega/asm_fill.h
@@ -0,0 +1,246 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ASM_FILL_H
+#define ASM_FILL_H
+
+static const char solid_fill_asm[] =
+ "MOV %s, CONST[0]\n";
+
+
+static const char linear_grad_asm[] =
+ "MOV TEMP[0].xy, IN[0]\n"
+ "MOV TEMP[0].z, CONST[1].yyyy\n"
+ "DP3 TEMP[1], CONST[2], TEMP[0]\n"
+ "DP3 TEMP[2], CONST[3], TEMP[0]\n"
+ "DP3 TEMP[3], CONST[4], TEMP[0]\n"
+ "RCP TEMP[3], TEMP[3]\n"
+ "MUL TEMP[1], TEMP[1], TEMP[3]\n"
+ "MUL TEMP[2], TEMP[2], TEMP[3]\n"
+ "MOV TEMP[4].x, TEMP[1]\n"
+ "MOV TEMP[4].y, TEMP[2]\n"
+ "MUL TEMP[0], CONST[0].yyyy, TEMP[4].yyyy\n"
+ "MAD TEMP[1], CONST[0].xxxx, TEMP[4].xxxx, TEMP[0]\n"
+ "MUL TEMP[2], TEMP[1], CONST[0].zzzz\n"
+ "TEX %s, TEMP[2], SAMP[0], 1D\n";
+
+static const char radial_grad_asm[] =
+ "MOV TEMP[0].xy, IN[0]\n"
+ "MOV TEMP[0].z, CONST[1].yyyy\n"
+ "DP3 TEMP[1], CONST[2], TEMP[0]\n"
+ "DP3 TEMP[2], CONST[3], TEMP[0]\n"
+ "DP3 TEMP[3], CONST[4], TEMP[0]\n"
+ "RCP TEMP[3], TEMP[3]\n"
+ "MUL TEMP[1], TEMP[1], TEMP[3]\n"
+ "MUL TEMP[2], TEMP[2], TEMP[3]\n"
+ "MOV TEMP[5].x, TEMP[1]\n"
+ "MOV TEMP[5].y, TEMP[2]\n"
+ "MUL TEMP[0], CONST[0].yyyy, TEMP[5].yyyy\n"
+ "MAD TEMP[1], CONST[0].xxxx, TEMP[5].xxxx, TEMP[0]\n"
+ "ADD TEMP[1], TEMP[1], TEMP[1]\n"
+ "MUL TEMP[3], TEMP[5].yyyy, TEMP[5].yyyy\n"
+ "MAD TEMP[4], TEMP[5].xxxx, TEMP[5].xxxx, TEMP[3]\n"
+ "MOV TEMP[4], -TEMP[4]\n"
+ "MUL TEMP[2], CONST[0].zzzz, TEMP[4]\n"
+ "MUL TEMP[0], CONST[1].wwww, TEMP[2]\n"
+ "MUL TEMP[3], TEMP[1], TEMP[1]\n"
+ "SUB TEMP[2], TEMP[3], TEMP[0]\n"
+ "RSQ TEMP[2], |TEMP[2]|\n"
+ "RCP TEMP[2], TEMP[2]\n"
+ "SUB TEMP[1], TEMP[2], TEMP[1]\n"
+ "ADD TEMP[0], CONST[0].zzzz, CONST[0].zzzz\n"
+ "RCP TEMP[0], TEMP[0]\n"
+ "MUL TEMP[2], TEMP[1], TEMP[0]\n"
+ "TEX %s, TEMP[2], SAMP[0], 1D\n";
+
+static const char pattern_asm[] =
+ "MOV TEMP[0].xy, IN[0]\n"
+ "MOV TEMP[0].z, CONST[1].yyyy\n"
+ "DP3 TEMP[1], CONST[2], TEMP[0]\n"
+ "DP3 TEMP[2], CONST[3], TEMP[0]\n"
+ "DP3 TEMP[3], CONST[4], TEMP[0]\n"
+ "RCP TEMP[3], TEMP[3]\n"
+ "MUL TEMP[1], TEMP[1], TEMP[3]\n"
+ "MUL TEMP[2], TEMP[2], TEMP[3]\n"
+ "MOV TEMP[4].x, TEMP[1]\n"
+ "MOV TEMP[4].y, TEMP[2]\n"
+ "RCP TEMP[0], CONST[1].zwzw\n"
+ "MOV TEMP[1], TEMP[4]\n"
+ "MUL TEMP[1].x, TEMP[1], TEMP[0]\n"
+ "MUL TEMP[1].y, TEMP[1], TEMP[0]\n"
+ "TEX %s, TEMP[1], SAMP[0], 2D\n";
+
+
+static const char mask_asm[] =
+ "TEX TEMP[1], IN[0], SAMP[1], 2D\n"
+ "MUL TEMP[0].w, TEMP[0].wwww, TEMP[1].wwww\n"
+ "MOV %s, TEMP[0]\n";
+
+
+static const char image_normal_asm[] =
+ "TEX %s, IN[1], SAMP[3], 2D\n";
+
+static const char image_multiply_asm[] =
+ "TEX TEMP[1], IN[1], SAMP[3], 2D\n"
+ "MUL %s, TEMP[0], TEMP[1]\n";
+
+static const char image_stencil_asm[] =
+ "TEX TEMP[1], IN[1], SAMP[3], 2D\n"
+ "MUL %s, TEMP[0], TEMP[1]\n";
+
+
+#define EXTENDED_BLEND_OVER \
+ "SUB TEMP[3], CONST[1].yyyy, TEMP[1].wwww\n" \
+ "SUB TEMP[4], CONST[1].yyyy, TEMP[0].wwww\n" \
+ "MUL TEMP[3], TEMP[0], TEMP[3]\n" \
+ "MUL TEMP[4], TEMP[1], TEMP[4]\n" \
+ "ADD TEMP[3], TEMP[3], TEMP[4]\n"
+
+static const char blend_multiply_asm[] =
+ "TEX TEMP[1], IN[0], SAMP[2], 2D\n"
+ EXTENDED_BLEND_OVER
+ "MUL TEMP[4], TEMP[0], TEMP[1]\n"
+ "ADD TEMP[1], TEMP[4], TEMP[3]\n"/*result.rgb*/
+ "MUL TEMP[2], TEMP[0].wwww, TEMP[1].wwww\n"
+ "ADD TEMP[3], TEMP[0].wwww, TEMP[1].wwww\n"
+ "SUB TEMP[1].w, TEMP[3], TEMP[2]\n"
+ "MOV %s, TEMP[1]\n";
+#if 1
+static const char blend_screen_asm[] =
+ "TEX TEMP[1], IN[0], SAMP[2], 2D\n"
+ "ADD TEMP[3], TEMP[0], TEMP[1]\n"
+ "MUL TEMP[2], TEMP[0], TEMP[1]\n"
+ "SUB %s, TEMP[3], TEMP[2]\n";
+#else
+static const char blend_screen_asm[] =
+ "TEX TEMP[1], IN[0], SAMP[2], 2D\n"
+ "MOV %s, TEMP[1]\n";
+#endif
+
+static const char blend_darken_asm[] =
+ "TEX TEMP[1], IN[0], SAMP[2], 2D\n"
+ EXTENDED_BLEND_OVER
+ "MUL TEMP[4], TEMP[0], TEMP[1].wwww\n"
+ "MUL TEMP[5], TEMP[1], TEMP[0].wwww\n"
+ "MIN TEMP[4], TEMP[4], TEMP[5]\n"
+ "ADD TEMP[1], TEMP[3], TEMP[4]\n"
+ "MUL TEMP[2], TEMP[0].wwww, TEMP[1].wwww\n"
+ "ADD TEMP[3], TEMP[0].wwww, TEMP[1].wwww\n"
+ "SUB TEMP[1].w, TEMP[3], TEMP[2]\n"
+ "MOV %s, TEMP[1]\n";
+
+static const char blend_lighten_asm[] =
+ "TEX TEMP[1], IN[0], SAMP[2], 2D\n"
+ EXTENDED_BLEND_OVER
+ "MUL TEMP[4], TEMP[0], TEMP[1].wwww\n"
+ "MUL TEMP[5], TEMP[1], TEMP[0].wwww\n"
+ "MAX TEMP[4], TEMP[4], TEMP[5]\n"
+ "ADD TEMP[1], TEMP[3], TEMP[4]\n"
+ "MUL TEMP[2], TEMP[0].wwww, TEMP[1].wwww\n"
+ "ADD TEMP[3], TEMP[0].wwww, TEMP[1].wwww\n"
+ "SUB TEMP[1].w, TEMP[3], TEMP[2]\n"
+ "MOV %s, TEMP[1]\n";
+
+
+static const char premultiply_asm[] =
+ "MUL TEMP[0].xyz, TEMP[0], TEMP[0].wwww\n";
+
+static const char unpremultiply_asm[] =
+ "TEX TEMP[0], IN[0], SAMP[1], 2D\n";
+
+
+static const char color_bw_asm[] =
+ "ADD TEMP[1], CONST[1].yyyy, CONST[1].yyyy\n"
+ "RCP TEMP[2], TEMP[1]\n"
+ "ADD TEMP[1], CONST[1].yyyy, TEMP[2]\n"
+ "ADD TEMP[2].x, TEMP[0].xxxx, TEMP[0].yyyy\n"
+ "ADD TEMP[2].x, TEMP[0].zzzz, TEMP[0].xxxx\n"
+ "SGE TEMP[0].xyz, TEMP[2].xxxx, TEMP[1]\n"
+ "SGE TEMP[0].w, TEMP[0].wwww, TEMP[2].yyyy\n"
+ "MOV %s, TEMP[0]\n";
+
+
+struct shader_asm_info {
+ VGint id;
+ VGint num_tokens;
+ const char * txt;
+
+ VGboolean needs_position;
+
+ VGint start_const;
+ VGint num_consts;
+
+ VGint start_sampler;
+ VGint num_samplers;
+
+ VGint start_temp;
+ VGint num_temps;
+};
+
+
+static const struct shader_asm_info shaders_asm[] = {
+ /* fills */
+ {VEGA_SOLID_FILL_SHADER, 40, solid_fill_asm,
+ VG_FALSE, 0, 1, 0, 0, 0, 0},
+ {VEGA_LINEAR_GRADIENT_SHADER, 200, linear_grad_asm,
+ VG_TRUE, 0, 5, 0, 1, 0, 5},
+ {VEGA_RADIAL_GRADIENT_SHADER, 200, radial_grad_asm,
+ VG_TRUE, 0, 5, 0, 1, 0, 6},
+ {VEGA_PATTERN_SHADER, 100, pattern_asm,
+ VG_TRUE, 1, 4, 0, 1, 0, 5},
+
+ /* image draw modes */
+ {VEGA_IMAGE_NORMAL_SHADER, 200, image_normal_asm,
+ VG_TRUE, 0, 0, 3, 1, 0, 0},
+ {VEGA_IMAGE_MULTIPLY_SHADER, 200, image_multiply_asm,
+ VG_TRUE, 0, 0, 3, 1, 0, 2},
+ {VEGA_IMAGE_STENCIL_SHADER, 200, image_stencil_asm,
+ VG_TRUE, 0, 0, 3, 1, 0, 2},
+
+ {VEGA_MASK_SHADER, 100, mask_asm,
+ VG_TRUE, 0, 0, 1, 1, 0, 2},
+
+ /* extra blend modes */
+ {VEGA_BLEND_MULTIPLY_SHADER, 200, blend_multiply_asm,
+ VG_TRUE, 1, 1, 2, 1, 0, 5},
+ {VEGA_BLEND_SCREEN_SHADER, 200, blend_screen_asm,
+ VG_TRUE, 0, 0, 2, 1, 0, 4},
+ {VEGA_BLEND_DARKEN_SHADER, 200, blend_darken_asm,
+ VG_TRUE, 1, 1, 2, 1, 0, 6},
+ {VEGA_BLEND_LIGHTEN_SHADER, 200, blend_lighten_asm,
+ VG_TRUE, 1, 1, 2, 1, 0, 6},
+
+ /* premultiply */
+ {VEGA_PREMULTIPLY_SHADER, 100, premultiply_asm,
+ VG_FALSE, 0, 0, 0, 0, 0, 1},
+ {VEGA_UNPREMULTIPLY_SHADER, 100, unpremultiply_asm,
+ VG_FALSE, 0, 0, 0, 0, 0, 1},
+
+ /* color transform to black and white */
+ {VEGA_BW_SHADER, 150, color_bw_asm,
+ VG_FALSE, 1, 1, 0, 0, 0, 3},
+};
+#endif
diff --git a/src/gallium/state_trackers/vega/asm_filters.h b/src/gallium/state_trackers/vega/asm_filters.h
new file mode 100644
index 0000000000..49807b9ab4
--- /dev/null
+++ b/src/gallium/state_trackers/vega/asm_filters.h
@@ -0,0 +1,117 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ASM_FILTERS_H
+#define ASM_FILTERS_H
+
+static const char color_matrix_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "DCL CONST[0..4], CONSTANT\n"
+ "DCL TEMP[0..4], CONSTANT\n"
+ "DCL SAMP[0], CONSTANT\n"
+ "TEX TEMP[0], IN[0], SAMP[0], 2D\n"
+ "MOV TEMP[1], TEMP[0].xxxx\n"
+ "MOV TEMP[2], TEMP[0].yyyy\n"
+ "MOV TEMP[3], TEMP[0].zzzz\n"
+ "MOV TEMP[4], TEMP[0].wwww\n"
+ "MUL TEMP[1], TEMP[1], CONST[0]\n"
+ "MUL TEMP[2], TEMP[2], CONST[1]\n"
+ "MUL TEMP[3], TEMP[3], CONST[2]\n"
+ "MUL TEMP[4], TEMP[4], CONST[3]\n"
+ "ADD TEMP[0], TEMP[1], CONST[4]\n"
+ "ADD TEMP[0], TEMP[0], TEMP[2]\n"
+ "ADD TEMP[0], TEMP[0], TEMP[3]\n"
+ "ADD TEMP[0], TEMP[0], TEMP[4]\n"
+ "MOV OUT[0], TEMP[0]\n"
+ "END\n";
+
+static const char convolution_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "DCL TEMP[0..4], CONSTANT\n"
+ "DCL ADDR[0], CONSTANT\n"
+ "DCL CONST[0..%d], CONSTANT\n"
+ "DCL SAMP[0], CONSTANT\n"
+ "0: MOV TEMP[0], CONST[0].xxxx\n"
+ "1: MOV TEMP[1], CONST[0].xxxx\n"
+ "2: BGNLOOP2 :14\n"
+ "3: SGE TEMP[0].z, TEMP[0].yyyy, CONST[1].xxxx\n"
+ "4: IF TEMP[0].zzzz :7\n"
+ "5: BRK\n"
+ "6: ENDIF\n"
+ "7: ARL ADDR[0].x, TEMP[0].yyyy\n"
+ "8: MOV TEMP[3], CONST[ADDR[0]+2]\n"
+ "9: ADD TEMP[4].xy, IN[0], TEMP[3]\n"
+ "10: TEX TEMP[2], TEMP[4], SAMP[0], 2D\n"
+ "11: MOV TEMP[3], CONST[ADDR[0]+%d]\n"
+ "12: MAD TEMP[1], TEMP[2], TEMP[3], TEMP[1]\n"
+ "13: ADD TEMP[0].y, TEMP[0].yyyy, CONST[0].yyyy\n"
+ "14: ENDLOOP2 :2\n"
+ "15: MAD OUT[0], TEMP[1], CONST[1].yyyy, CONST[1].zzzz\n"
+ "16: END\n";
+
+
+static const char lookup_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "DCL TEMP[0..2], CONSTANT\n"
+ "DCL CONST[0], CONSTANT\n"
+ "DCL SAMP[0..1], CONSTANT\n"
+ "TEX TEMP[0], IN[0], SAMP[0], 2D\n"
+ "MOV TEMP[1], TEMP[0]\n"
+ /* do red */
+ "TEX TEMP[2], TEMP[1].xxxx, SAMP[1], 1D\n"
+ "MOV TEMP[0].x, TEMP[2].xxxx\n"
+ /* do blue */
+ "TEX TEMP[2], TEMP[1].yyyy, SAMP[1], 1D\n"
+ "MOV TEMP[0].y, TEMP[2].yyyy\n"
+ /* do green */
+ "TEX TEMP[2], TEMP[1].zzzz, SAMP[1], 1D\n"
+ "MOV TEMP[0].z, TEMP[2].zzzz\n"
+ /* do alpha */
+ "TEX TEMP[2], TEMP[1].wwww, SAMP[1], 1D\n"
+ "MOV TEMP[0].w, TEMP[2].wwww\n"
+ "MOV OUT[0], TEMP[0]\n"
+ "END\n";
+
+
+static const char lookup_single_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "DCL TEMP[0..2], CONSTANT\n"
+ "DCL CONST[0], CONSTANT\n"
+ "DCL SAMP[0..1], CONSTANT\n"
+ "TEX TEMP[0], IN[0], SAMP[0], 2D\n"
+ "TEX TEMP[1], TEMP[0].%s, SAMP[1], 1D\n"
+ "MOV OUT[0], TEMP[1]\n"
+ "END\n";
+
+#endif
diff --git a/src/gallium/state_trackers/vega/asm_util.h b/src/gallium/state_trackers/vega/asm_util.h
new file mode 100644
index 0000000000..218e1d166d
--- /dev/null
+++ b/src/gallium/state_trackers/vega/asm_util.h
@@ -0,0 +1,136 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ASM_UTIL_H
+#define ASM_UTIL_H
+
+
+static const char pass_through_depth_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], POSITION, LINEAR\n"
+ "DCL OUT[0].z, POSITION, CONSTANT\n"
+ "0: MOV OUT[0].z, IN[0].zzzz\n"
+ "1: END\n";
+
+
+
+/* μnew = μmask */
+static const char set_mask_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL SAMP[0], CONSTANT\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "0: TEX OUT[0], IN[0], SAMP[0], 2D\n"/*umask*/
+ "1: END\n";
+
+/* μnew = 1 – (1 – μmask)*(1 – μprev) */
+static const char union_mask_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL IN[1], POSITION, LINEAR\n"
+ "DCL CONST[0], CONSTANT\n"
+ "DCL SAMP[0..1], CONSTANT\n"
+ "DCL TEMP[0..3], CONSTANT\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "0: TEX TEMP[1], IN[0], SAMP[0], 2D\n"/*umask*/
+ "1: TEX TEMP[0], IN[1], SAMP[1], 2D\n"/*uprev*/
+ "2: SUB TEMP[2], CONST[0], TEMP[0]\n"
+ "3: SUB TEMP[3], CONST[0], TEMP[1]\n"
+ "4: MUL TEMP[0].w, TEMP[2].wwww, TEMP[3].wwww\n"
+ "5: SUB OUT[0], CONST[0], TEMP[0]\n"
+ "6: END\n";
+
+/* μnew = μmask *μprev */
+static const char intersect_mask_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL IN[1], POSITION, LINEAR\n"
+ "DCL CONST[0], CONSTANT\n"
+ "DCL SAMP[0..1], CONSTANT\n"
+ "DCL TEMP[0..1], CONSTANT\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "0: TEX TEMP[0], IN[1], SAMP[1], 2D\n"/*uprev*/
+ "1: TEX TEMP[1], IN[0], SAMP[0], 2D\n"/*umask*/
+ "2: MUL OUT[0], TEMP[0].wwww, TEMP[1].wwww\n"
+ "3: END\n";
+
+/* μnew = μprev*(1 – μmask) */
+static const char subtract_mask_asm[] =
+ "FRAG1.1\n"
+ "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+ "DCL IN[1], POSITION, LINEAR\n"
+ "DCL CONST[0], CONSTANT\n"
+ "DCL SAMP[0..1], CONSTANT\n"
+ "DCL TEMP[0..2], CONSTANT\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "0: TEX TEMP[1], IN[0], SAMP[0], 2D\n"/*umask*/
+ "1: TEX TEMP[0], IN[1], SAMP[1], 2D\n"/*uprev*/
+ "2: SUB TEMP[2], CONST[0], TEMP[1]\n"
+ "3: MUL OUT[0], TEMP[2].wwww, TEMP[0].wwww\n"
+ "4: END\n";
+
+
+static const char vs_plain_asm[] =
+ "VERT1.1\n"
+ "DCL IN[0]\n"
+ "DCL OUT[0], POSITION\n"
+ "DCL TEMP[0]\n"
+ "DCL CONST[0..1]\n"
+ "0: MUL TEMP[0], IN[0], CONST[0]\n"
+ "1: ADD TEMP[0], TEMP[0], CONST[1]\n"
+ "2: MOV OUT[0], TEMP[0]\n"
+ "3: END\n";
+
+static const char vs_clear_asm[] =
+ "VERT1.1\n"
+ "DCL IN[0]\n"
+ "DCL IN[1]\n"
+ "DCL OUT[0], POSITION\n"
+ "DCL OUT[1], COLOR\n"
+ "DCL TEMP[0]\n"
+ "DCL CONST[0..1]\n"
+ "0: MUL TEMP[0], IN[0], CONST[0]\n"
+ "1: ADD TEMP[0], TEMP[0], CONST[1]\n"
+ "2: MOV OUT[0], TEMP[0]\n"
+ "3: MOV OUT[1], IN[1]\n"
+ "4: END\n";
+
+
+static const char vs_texture_asm[] =
+ "VERT1.1\n"
+ "DCL IN[0]\n"
+ "DCL IN[1]\n"
+ "DCL OUT[0], POSITION\n"
+ "DCL OUT[1], GENERIC\n"
+ "DCL TEMP[0]\n"
+ "DCL CONST[0..1]\n"
+ "0: MUL TEMP[0], IN[0], CONST[0]\n"
+ "1: ADD TEMP[0], TEMP[0], CONST[1]\n"
+ "2: MOV OUT[0], TEMP[0]\n"
+ "3: MOV OUT[1], IN[1]\n"
+ "4: END\n";
+
+#endif
diff --git a/src/gallium/state_trackers/vega/bezier.c b/src/gallium/state_trackers/vega/bezier.c
new file mode 100644
index 0000000000..39a7ade016
--- /dev/null
+++ b/src/gallium/state_trackers/vega/bezier.c
@@ -0,0 +1,704 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "bezier.h"
+
+#include "matrix.h"
+#include "polygon.h"
+
+#include "pipe/p_compiler.h"
+#include "util/u_debug.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <assert.h>
+#include <math.h>
+
+static const float flatness = 0.5;
+
+
+static INLINE void split_left(struct bezier *bez, VGfloat t, struct bezier* left)
+{
+ left->x1 = bez->x1;
+ left->y1 = bez->y1;
+
+ left->x2 = bez->x1 + t * (bez->x2 - bez->x1);
+ left->y2 = bez->y1 + t * (bez->y2 - bez->y1);
+
+ left->x3 = bez->x2 + t * (bez->x3 - bez->x2);
+ left->y3 = bez->y2 + t * (bez->y3 - bez->y2);
+
+ bez->x3 = bez->x3 + t * (bez->x4 - bez->x3);
+ bez->y3 = bez->y3 + t * (bez->y4 - bez->y3);
+
+ bez->x2 = left->x3 + t * (bez->x3 - left->x3);
+ bez->y2 = left->y3 + t * (bez->y3 - left->y3);
+
+ left->x3 = left->x2 + t * (left->x3 - left->x2);
+ left->y3 = left->y2 + t * (left->y3 - left->y2);
+
+ left->x4 = bez->x1 = left->x3 + t * (bez->x2 - left->x3);
+ left->y4 = bez->y1 = left->y3 + t * (bez->y2 - left->y3);
+}
+
+static INLINE void split(struct bezier *bez,
+ struct bezier *first_half,
+ struct bezier *second_half)
+{
+ double c = (bez->x2 + bez->x3) * 0.5;
+ first_half->x2 = (bez->x1 + bez->x2) * 0.5;
+ second_half->x3 = (bez->x3 + bez->x4) * 0.5;
+ first_half->x1 = bez->x1;
+ second_half->x4 = bez->x4;
+ first_half->x3 = (first_half->x2 + c) * 0.5;
+ second_half->x2 = (second_half->x3 + c) * 0.5;
+ first_half->x4 = second_half->x1 =
+ (first_half->x3 + second_half->x2) * 0.5;
+
+ c = (bez->y2 + bez->y3) / 2;
+ first_half->y2 = (bez->y1 + bez->y2) * 0.5;
+ second_half->y3 = (bez->y3 + bez->y4) * 0.5;
+ first_half->y1 = bez->y1;
+ second_half->y4 = bez->y4;
+ first_half->y3 = (first_half->y2 + c) * 0.5;
+ second_half->y2 = (second_half->y3 + c) * 0.5;
+ first_half->y4 = second_half->y1 =
+ (first_half->y3 + second_half->y2) * 0.5;
+}
+
+struct polygon * bezier_to_polygon(struct bezier *bez)
+{
+ struct polygon *poly = polygon_create(64);
+ polygon_vertex_append(poly, bez->x1, bez->y1);
+ bezier_add_to_polygon(bez, poly);
+ return poly;
+}
+
+void bezier_add_to_polygon(const struct bezier *bez,
+ struct polygon *poly)
+{
+ struct bezier beziers[32];
+ struct bezier *b;
+
+ beziers[0] = *bez;
+ b = beziers;
+
+ while (b >= beziers) {
+ double y4y1 = b->y4 - b->y1;
+ double x4x1 = b->x4 - b->x1;
+ double l = ABS(x4x1) + ABS(y4y1);
+ double d;
+ if (l > 1.f) {
+ d = ABS((x4x1)*(b->y1 - b->y2) - (y4y1)*(b->x1 - b->x2))
+ + ABS((x4x1)*(b->y1 - b->y3) - (y4y1)*(b->x1 - b->x3));
+ } else {
+ d = ABS(b->x1 - b->x2) + ABS(b->y1 - b->y2) +
+ ABS(b->x1 - b->x3) + ABS(b->y1 - b->y3);
+ l = 1.;
+ }
+ if (d < flatness*l || b == beziers + 31) {
+ /* good enough, we pop it off and add the endpoint */
+ polygon_vertex_append(poly, b->x4, b->y4);
+ --b;
+ } else {
+ /* split, second half of the bezier goes lower into the stack */
+ split(b, b+1, b);
+ ++b;
+ }
+ }
+}
+
+static void add_if_close(struct bezier *bez, VGfloat *length, VGfloat error)
+{
+ struct bezier left, right; /* bez poly splits */
+ VGfloat len = 0.0; /* arc length */
+ VGfloat chord; /* chord length */
+
+ len = len + line_length(bez->x1, bez->y1, bez->x2, bez->y2);
+ len = len + line_length(bez->x2, bez->y2, bez->x3, bez->y3);
+ len = len + line_length(bez->x3, bez->y3, bez->x4, bez->y4);
+
+ chord = line_length(bez->x1, bez->y1, bez->x4, bez->y4);
+
+ if ((len-chord) > error) {
+ split(bez, &left, &right); /* split in two */
+ add_if_close(&left, length, error); /* try left side */
+ add_if_close(&right, length, error); /* try right side */
+ return;
+ }
+
+ *length = *length + len;
+
+ return;
+}
+
+float bezier_length(struct bezier *bez, float error)
+{
+ VGfloat length = 0.f;
+
+ add_if_close(bez, &length, error);
+ return length;
+}
+
+void bezier_init(struct bezier *bez,
+ float x1, float y1,
+ float x2, float y2,
+ float x3, float y3,
+ float x4, float y4)
+{
+ bez->x1 = x1;
+ bez->y1 = y1;
+ bez->x2 = x2;
+ bez->y2 = y2;
+ bez->x3 = x3;
+ bez->y3 = y3;
+ bez->x4 = x4;
+ bez->y4 = y4;
+#if 0
+ debug_printf("bezier in [%f, %f, %f, %f, %f, %f]\n",
+ x1, y1, x2, y2, x3, y3, x4, y4);
+#endif
+}
+
+
+static INLINE void bezier_init2v(struct bezier *bez,
+ float *pt1,
+ float *pt2,
+ float *pt3,
+ float *pt4)
+{
+ bez->x1 = pt1[0];
+ bez->y1 = pt1[1];
+
+ bez->x2 = pt2[0];
+ bez->y2 = pt2[1];
+
+ bez->x3 = pt3[0];
+ bez->y3 = pt3[1];
+
+ bez->x4 = pt4[0];
+ bez->y4 = pt4[1];
+}
+
+
+void bezier_transform(struct bezier *bez,
+ struct matrix *matrix)
+{
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, bez->x1, bez->y1, &bez->x1, &bez->y1);
+ matrix_map_point(matrix, bez->x2, bez->y2, &bez->x2, &bez->y2);
+ matrix_map_point(matrix, bez->x3, bez->y3, &bez->x3, &bez->y3);
+ matrix_map_point(matrix, bez->x4, bez->y4, &bez->x4, &bez->y4);
+}
+
+static INLINE void bezier_point_at(const struct bezier *bez, float t, float *pt)
+{
+ float a, b, c, d;
+ float m_t;
+ m_t = 1. - t;
+ b = m_t * m_t;
+ c = t * t;
+ d = c * t;
+ a = b * m_t;
+ b *= 3. * t;
+ c *= 3. * m_t;
+ pt[0] = a*bez->x1 + b*bez->x2 + c*bez->x3 + d*bez->x4;
+ pt[1] = a*bez->y1 + b*bez->y2 + c*bez->y3 + d*bez->y4;
+}
+
+static INLINE void bezier_normal_at(const struct bezier *bez, float t, float *norm)
+{
+ float m_t = 1. - t;
+ float a = m_t * m_t;
+ float b = t * m_t;
+ float c = t * t;
+
+ norm[0] = (bez->y2-bez->y1) * a + (bez->y3-bez->y2) * b + (bez->y4-bez->y3) * c;
+ norm[1] = -(bez->x2-bez->x1) * a - (bez->x3-bez->x2) * b - (bez->x4-bez->x3) * c;
+}
+
+enum shift_result {
+ Ok,
+ Discard,
+ Split,
+ Circle
+};
+
+static enum shift_result good_offset(const struct bezier *b1,
+ const struct bezier *b2,
+ float offset, float threshold)
+{
+ const float o2 = offset*offset;
+ const float max_dist_line = threshold*offset*offset;
+ const float max_dist_normal = threshold*offset;
+ const float spacing = 0.25;
+ for (float i = spacing; i < 0.99; i += spacing) {
+ float p1[2],p2[2], d, l;
+ float normal[2];
+ bezier_point_at(b1, i, p1);
+ bezier_point_at(b2, i, p2);
+ d = (p1[0] - p2[0])*(p1[0] - p2[0]) + (p1[1] - p2[1])*(p1[1] - p2[1]);
+ if (ABS(d - o2) > max_dist_line)
+ return Split;
+
+ bezier_normal_at(b1, i, normal);
+ l = ABS(normal[0]) + ABS(normal[1]);
+ if (l != 0.) {
+ d = ABS(normal[0]*(p1[1] - p2[1]) - normal[1]*(p1[0] - p2[0]) ) / l;
+ if (d > max_dist_normal)
+ return Split;
+ }
+ }
+ return Ok;
+}
+
+static INLINE void shift_line_by_normal(float *l, float offset)
+{
+ float norm[4];
+ float tx, ty;
+
+ line_normal(l, norm);
+ line_normalize(norm);
+
+ tx = (norm[2] - norm[0]) * offset;
+ ty = (norm[3] - norm[1]) * offset;
+ l[0] += tx; l[1] += ty;
+ l[2] += tx; l[3] += ty;
+}
+
+static INLINE VGboolean is_bezier_line(float (*points)[2], int count)
+{
+ float dx13 = points[2][0] - points[0][0];
+ float dy13 = points[2][1] - points[0][1];
+
+ float dx12 = points[1][0] - points[0][0];
+ float dy12 = points[1][1] - points[0][1];
+
+ debug_assert(count > 2);
+
+ if (count == 3) {
+ return floatsEqual(dx12 * dy13, dx13 * dy12);
+ } else if (count == 4) {
+ float dx14 = points[3][0] - points[0][0];
+ float dy14 = points[3][1] - points[0][1];
+
+ return (floatsEqual(dx12 * dy13, dx13 * dy12) &&
+ floatsEqual(dx12 * dy14, dx14 * dy12));
+ }
+
+ return VG_FALSE;
+}
+
+static INLINE void compute_pt_normal(float *pt1, float *pt2, float *res)
+{
+ float line[4];
+ float normal[4];
+ line[0] = 0.f; line[1] = 0.f;
+ line[2] = pt2[0] - pt1[0];
+ line[3] = pt2[1] - pt1[1];
+ line_normal(line, normal);
+ line_normalize(normal);
+
+ res[0] = normal[2];
+ res[1] = normal[3];
+}
+
+static enum shift_result shift(const struct bezier *orig,
+ struct bezier *shifted,
+ float offset, float threshold)
+{
+ int map[4];
+ VGboolean p1_p2_equal = (orig->x1 == orig->x2 && orig->y1 == orig->y2);
+ VGboolean p2_p3_equal = (orig->x2 == orig->x3 && orig->y2 == orig->y3);
+ VGboolean p3_p4_equal = (orig->x3 == orig->x4 && orig->y3 == orig->y4);
+
+ float points[4][2];
+ int np = 0;
+ float bounds[4];
+ float points_shifted[4][2];
+ float prev_normal[2];
+
+ points[np][0] = orig->x1;
+ points[np][1] = orig->y1;
+ map[0] = 0;
+ ++np;
+ if (!p1_p2_equal) {
+ points[np][0] = orig->x2;
+ points[np][1] = orig->y2;
+ ++np;
+ }
+ map[1] = np - 1;
+ if (!p2_p3_equal) {
+ points[np][0] = orig->x3;
+ points[np][1] = orig->y3;
+ ++np;
+ }
+ map[2] = np - 1;
+ if (!p3_p4_equal) {
+ points[np][0] = orig->x4;
+ points[np][1] = orig->y4;
+ ++np;
+ }
+ map[3] = np - 1;
+ if (np == 1)
+ return Discard;
+
+ /* We need to specialcase lines of 3 or 4 points due to numerical
+ instability in intersection code below */
+ if (np > 2 && is_bezier_line(points, np)) {
+ float l[4] = { points[0][0], points[0][1],
+ points[np-1][0], points[np-1][1] };
+ float ctrl1[2], ctrl2[2];
+ if (floatsEqual(points[0][0], points[np-1][0]) &&
+ floatsEqual(points[0][1], points[np-1][1]))
+ return Discard;
+
+ shift_line_by_normal(l, offset);
+ line_point_at(l, 0.33, ctrl1);
+ line_point_at(l, 0.66, ctrl2);
+ bezier_init(shifted, l[0], l[1],
+ ctrl1[0], ctrl1[1], ctrl2[0], ctrl2[1],
+ l[2], l[3]);
+ return Ok;
+ }
+
+ bezier_bounds(orig, bounds);
+ if (np == 4 && bounds[2] < .1*offset && bounds[3] < .1*offset) {
+ float l = (orig->x1 - orig->x2)*(orig->x1 - orig->x2) +
+ (orig->y1 - orig->y2)*(orig->y1 - orig->y1) *
+ (orig->x3 - orig->x4)*(orig->x3 - orig->x4) +
+ (orig->y3 - orig->y4)*(orig->y3 - orig->y4);
+ float dot = (orig->x1 - orig->x2)*(orig->x3 - orig->x4) +
+ (orig->y1 - orig->y2)*(orig->y3 - orig->y4);
+ if (dot < 0 && dot*dot < 0.8*l)
+ /* the points are close and reverse dirction. Approximate the whole
+ thing by a semi circle */
+ return Circle;
+ }
+
+ compute_pt_normal(points[0], points[1], prev_normal);
+
+ points_shifted[0][0] = points[0][0] + offset * prev_normal[0];
+ points_shifted[0][1] = points[0][1] + offset * prev_normal[1];
+
+ for (int i = 1; i < np - 1; ++i) {
+ float normal_sum[2], r;
+ float next_normal[2];
+ compute_pt_normal(points[i], points[i + 1], next_normal);
+
+ normal_sum[0] = prev_normal[0] + next_normal[0];
+ normal_sum[1] = prev_normal[1] + next_normal[1];
+
+ r = 1.0 + prev_normal[0] * next_normal[0]
+ + prev_normal[1] * next_normal[1];
+
+ if (floatsEqual(r + 1, 1)) {
+ points_shifted[i][0] = points[i][0] + offset * prev_normal[0];
+ points_shifted[i][1] = points[i][1] + offset * prev_normal[1];
+ } else {
+ float k = offset / r;
+ points_shifted[i][0] = points[i][0] + k * normal_sum[0];
+ points_shifted[i][1] = points[i][1] + k * normal_sum[1];
+ }
+
+ prev_normal[0] = next_normal[0];
+ prev_normal[1] = next_normal[1];
+ }
+
+ points_shifted[np - 1][0] = points[np - 1][0] + offset * prev_normal[0];
+ points_shifted[np - 1][1] = points[np - 1][1] + offset * prev_normal[1];
+
+ bezier_init2v(shifted,
+ points_shifted[map[0]], points_shifted[map[1]],
+ points_shifted[map[2]], points_shifted[map[3]]);
+
+ return good_offset(orig, shifted, offset, threshold);
+}
+
+static VGboolean make_circle(const struct bezier *b, float offset, struct bezier *o)
+{
+ float normals[3][2];
+ float dist;
+ float angles[2];
+ float sign = 1.f;
+ int i;
+ float circle[3][2];
+
+ normals[0][0] = b->y2 - b->y1;
+ normals[0][1] = b->x1 - b->x2;
+ dist = sqrt(normals[0][0]*normals[0][0] + normals[0][1]*normals[0][1]);
+ if (floatsEqual(dist + 1, 1.f))
+ return VG_FALSE;
+ normals[0][0] /= dist;
+ normals[0][1] /= dist;
+
+ normals[2][0] = b->y4 - b->y3;
+ normals[2][1] = b->x3 - b->x4;
+ dist = sqrt(normals[2][0]*normals[2][0] + normals[2][1]*normals[2][1]);
+ if (floatsEqual(dist + 1, 1.f))
+ return VG_FALSE;
+ normals[2][0] /= dist;
+ normals[2][1] /= dist;
+
+ normals[1][0] = b->x1 - b->x2 - b->x3 + b->x4;
+ normals[1][1] = b->y1 - b->y2 - b->y3 + b->y4;
+ dist = -1*sqrt(normals[1][0]*normals[1][0] + normals[1][1]*normals[1][1]);
+ normals[1][0] /= dist;
+ normals[1][1] /= dist;
+
+ for (i = 0; i < 2; ++i) {
+ float cos_a = normals[i][0]*normals[i+1][0] + normals[i][1]*normals[i+1][1];
+ if (cos_a > 1.)
+ cos_a = 1.;
+ if (cos_a < -1.)
+ cos_a = -1;
+ angles[i] = acos(cos_a)/M_PI;
+ }
+
+ if (angles[0] + angles[1] > 1.) {
+ /* more than 180 degrees */
+ normals[1][0] = -normals[1][0];
+ normals[1][1] = -normals[1][1];
+ angles[0] = 1. - angles[0];
+ angles[1] = 1. - angles[1];
+ sign = -1.;
+ }
+
+ circle[0][0] = b->x1 + normals[0][0]*offset;
+ circle[0][1] = b->y1 + normals[0][1]*offset;
+
+ circle[1][0] = 0.5*(b->x1 + b->x4) + normals[1][0]*offset;
+ circle[1][1] = 0.5*(b->y1 + b->y4) + normals[1][1]*offset;
+
+ circle[2][0] = b->x4 + normals[2][0]*offset;
+ circle[2][1] = b->y4 + normals[2][1]*offset;
+
+ for (i = 0; i < 2; ++i) {
+ float kappa = 2.*KAPPA * sign * offset * angles[i];
+
+ o->x1 = circle[i][0];
+ o->y1 = circle[i][1];
+ o->x2 = circle[i][0] - normals[i][1]*kappa;
+ o->y2 = circle[i][1] + normals[i][0]*kappa;
+ o->x3 = circle[i+1][0] + normals[i+1][1]*kappa;
+ o->y3 = circle[i+1][1] - normals[i+1][0]*kappa;
+ o->x4 = circle[i+1][0];
+ o->y4 = circle[i+1][1];
+
+ ++o;
+ }
+ return VG_TRUE;
+}
+
+int bezier_translate_by_normal(struct bezier *bez,
+ struct bezier *curves,
+ int max_curves,
+ float normal_len,
+ float threshold)
+{
+ struct bezier beziers[10];
+ struct bezier *b, *o;
+
+ /* fixme: this should really be floatsEqual */
+ if (bez->x1 == bez->x2 && bez->x1 == bez->x3 && bez->x1 == bez->x4 &&
+ bez->y1 == bez->y2 && bez->y1 == bez->y3 && bez->y1 == bez->y4)
+ return 0;
+
+ --max_curves;
+redo:
+ beziers[0] = *bez;
+ b = beziers;
+ o = curves;
+
+ while (b >= beziers) {
+ int stack_segments = b - beziers + 1;
+ enum shift_result res;
+ if ((stack_segments == 10) || (o - curves == max_curves - stack_segments)) {
+ threshold *= 1.5;
+ if (threshold > 2.)
+ goto give_up;
+ goto redo;
+ }
+ res = shift(b, o, normal_len, threshold);
+ if (res == Discard) {
+ --b;
+ } else if (res == Ok) {
+ ++o;
+ --b;
+ continue;
+ } else if (res == Circle && max_curves - (o - curves) >= 2) {
+ /* add semi circle */
+ if (make_circle(b, normal_len, o))
+ o += 2;
+ --b;
+ } else {
+ split(b, b+1, b);
+ ++b;
+ }
+ }
+
+give_up:
+ while (b >= beziers) {
+ enum shift_result res = shift(b, o, normal_len, threshold);
+
+ /* if res isn't Ok or Split then *o is undefined */
+ if (res == Ok || res == Split)
+ ++o;
+
+ --b;
+ }
+
+ debug_assert(o - curves <= max_curves);
+ return o - curves;
+}
+
+void bezier_bounds(const struct bezier *bez,
+ float *bounds/*x/y/width/height*/)
+{
+ float xmin = bez->x1;
+ float xmax = bez->x1;
+ float ymin = bez->y1;
+ float ymax = bez->y1;
+
+ if (bez->x2 < xmin)
+ xmin = bez->x2;
+ else if (bez->x2 > xmax)
+ xmax = bez->x2;
+ if (bez->x3 < xmin)
+ xmin = bez->x3;
+ else if (bez->x3 > xmax)
+ xmax = bez->x3;
+ if (bez->x4 < xmin)
+ xmin = bez->x4;
+ else if (bez->x4 > xmax)
+ xmax = bez->x4;
+
+ if (bez->y2 < ymin)
+ ymin = bez->y2;
+ else if (bez->y2 > ymax)
+ ymax = bez->y2;
+ if (bez->y3 < ymin)
+ ymin = bez->y3;
+ else if (bez->y3 > ymax)
+ ymax = bez->y3;
+ if (bez->y4 < ymin)
+ ymin = bez->y4;
+ else if (bez->y4 > ymax)
+ ymax = bez->y4;
+
+ bounds[0] = xmin; /* x */
+ bounds[1] = ymin; /* y */
+ bounds[2] = xmax - xmin; /* width */
+ bounds[3] = ymax - ymin; /* height */
+}
+
+void bezier_start_tangent(const struct bezier *bez,
+ float *tangent)
+{
+ tangent[0] = bez->x1;
+ tangent[1] = bez->y1;
+ tangent[2] = bez->x2;
+ tangent[3] = bez->y2;
+
+ if (null_line(tangent)) {
+ tangent[0] = bez->x1;
+ tangent[1] = bez->y1;
+ tangent[2] = bez->x3;
+ tangent[3] = bez->y3;
+ }
+ if (null_line(tangent)) {
+ tangent[0] = bez->x1;
+ tangent[1] = bez->y1;
+ tangent[2] = bez->x4;
+ tangent[3] = bez->y4;
+ }
+}
+
+
+static INLINE VGfloat bezier_t_at_length(struct bezier *bez,
+ VGfloat at_length,
+ VGfloat error)
+{
+ VGfloat len = bezier_length(bez, error);
+ VGfloat t = 1.0;
+ VGfloat last_bigger = 1.;
+
+ if (at_length > len || floatsEqual(at_length, len))
+ return t;
+
+ if (floatIsZero(at_length))
+ return 0.f;
+
+ t *= 0.5;
+ while (1) {
+ struct bezier right = *bez;
+ struct bezier left;
+ VGfloat tmp_len;
+ split_left(&right, t, &left);
+ tmp_len = bezier_length(&left, error);
+ if (ABS(tmp_len - at_length) < error)
+ break;
+
+ if (tmp_len < at_length) {
+ t += (last_bigger - t)*.5;
+ } else {
+ last_bigger = t;
+ t -= t*.5;
+ }
+ }
+ return t;
+}
+
+void bezier_point_at_length(struct bezier *bez,
+ float length,
+ float *point,
+ float *normal)
+{
+ /* ~0.000001 seems to be required to pass G2080x tests */
+ VGfloat t = bezier_t_at_length(bez, length, 0.000001);
+ bezier_point_at(bez, t, point);
+ bezier_normal_at(bez, t, normal);
+ vector_unit(normal);
+}
+
+void bezier_point_at_t(struct bezier *bez, float t,
+ float *point, float *normal)
+{
+ bezier_point_at(bez, t, point);
+ bezier_normal_at(bez, t, normal);
+ vector_unit(normal);
+}
+
+void bezier_exact_bounds(const struct bezier *bez,
+ float *bounds/*x/y/width/height*/)
+{
+ struct polygon *poly = polygon_create(64);
+ polygon_vertex_append(poly, bez->x1, bez->y1);
+ bezier_add_to_polygon(bez, poly);
+ polygon_bounding_rect(poly, bounds);
+ polygon_destroy(poly);
+}
+
diff --git a/src/gallium/state_trackers/vega/bezier.h b/src/gallium/state_trackers/vega/bezier.h
new file mode 100644
index 0000000000..e06666051c
--- /dev/null
+++ b/src/gallium/state_trackers/vega/bezier.h
@@ -0,0 +1,81 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef BEZIER_H
+#define BEZIER_H
+
+struct polygon;
+struct matrix;
+
+struct bezier {
+ float x1, y1;
+ float x2, y2;
+ float x3, y3;
+ float x4, y4;
+};
+
+
+#define BEZIER_DEFAULT_ERROR 0.01
+
+/* kappa as being l of a circle with r = 1, we can emulate any
+ * circle of radius r by using the formula
+ * l = r . kappa
+ * More at:
+ * http://www.whizkidtech.redprince.net/bezier/circle/ */
+#define KAPPA 0.5522847498
+
+void bezier_init(struct bezier *bez,
+ float x1, float y1,
+ float x2, float y2,
+ float x3, float y3,
+ float x4, float y4);
+
+struct polygon *bezier_to_polygon(struct bezier *bez);
+void bezier_add_to_polygon(const struct bezier *bez,
+ struct polygon *poly);
+float bezier_length(struct bezier *bez, float error);
+void bezier_transform(struct bezier *bez,
+ struct matrix *mat);
+
+int bezier_translate_by_normal(struct bezier *b,
+ struct bezier *curves,
+ int max_curves,
+ float normal_len,
+ float threshold);
+void bezier_bounds(const struct bezier *bez,
+ float *bounds/*x/y/width/height*/);
+void bezier_exact_bounds(const struct bezier *bez,
+ float *bounds/*x/y/width/height*/);
+
+void bezier_start_tangent(const struct bezier *bez,
+ float *tangent);
+
+void bezier_point_at_length(struct bezier *bez, float length,
+ float *point, float *normal);
+void bezier_point_at_t(struct bezier *bez, float t,
+ float *point, float *normal);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/image.c b/src/gallium/state_trackers/vega/image.c
new file mode 100644
index 0000000000..9a722980d5
--- /dev/null
+++ b/src/gallium/state_trackers/vega/image.c
@@ -0,0 +1,654 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "image.h"
+
+#include "vg_translate.h"
+#include "vg_context.h"
+#include "matrix.h"
+#include "renderer.h"
+#include "util_array.h"
+#include "api_consts.h"
+#include "shaders_cache.h"
+#include "shader.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_inlines.h"
+#include "util/u_blit.h"
+#include "util/u_tile.h"
+#include "util/u_memory.h"
+#include "util/u_math.h"
+
+static enum pipe_format vg_format_to_pipe(VGImageFormat format)
+{
+ switch(format) {
+ case VG_sRGB_565:
+ return PIPE_FORMAT_R5G6B5_UNORM;
+ case VG_sRGBA_5551:
+ return PIPE_FORMAT_A1R5G5B5_UNORM;
+ case VG_sRGBA_4444:
+ return PIPE_FORMAT_A4R4G4B4_UNORM;
+ case VG_sL_8:
+ case VG_lL_8:
+ return PIPE_FORMAT_L8_UNORM;
+ case VG_BW_1:
+ return PIPE_FORMAT_A8R8G8B8_UNORM;
+ case VG_A_8:
+ return PIPE_FORMAT_A8_UNORM;
+#ifdef OPENVG_VERSION_1_1
+ case VG_A_1:
+ case VG_A_4:
+ return PIPE_FORMAT_A8_UNORM;
+#endif
+ default:
+ return PIPE_FORMAT_A8R8G8B8_UNORM;
+ }
+}
+
+static INLINE void vg_sync_size(VGfloat *src_loc, VGfloat *dst_loc)
+{
+ src_loc[2] = MIN2(src_loc[2], dst_loc[2]);
+ src_loc[3] = MIN2(src_loc[3], dst_loc[3]);
+ dst_loc[2] = src_loc[2];
+ dst_loc[3] = src_loc[3];
+}
+
+
+static void vg_copy_texture(struct vg_context *ctx,
+ struct pipe_texture *dst, VGint dx, VGint dy,
+ struct pipe_texture *src, VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ VGfloat dst_loc[4], src_loc[4];
+ VGfloat dst_bounds[4], src_bounds[4];
+ VGfloat src_shift[4], dst_shift[4], shift[4];
+
+ dst_loc[0] = dx;
+ dst_loc[1] = dy;
+ dst_loc[2] = width;
+ dst_loc[3] = height;
+ dst_bounds[0] = 0.f;
+ dst_bounds[1] = 0.f;
+ dst_bounds[2] = dst->width[0];
+ dst_bounds[3] = dst->height[0];
+
+ src_loc[0] = sx;
+ src_loc[1] = sy;
+ src_loc[2] = width;
+ src_loc[3] = height;
+ src_bounds[0] = 0.f;
+ src_bounds[1] = 0.f;
+ src_bounds[2] = src->width[0];
+ src_bounds[3] = src->height[0];
+
+ vg_bound_rect(src_loc, src_bounds, src_shift);
+ vg_bound_rect(dst_loc, dst_bounds, dst_shift);
+ shift[0] = src_shift[0] - dst_shift[0];
+ shift[1] = src_shift[1] - dst_shift[1];
+
+ if (shift[0] < 0)
+ vg_shift_rectx(src_loc, src_bounds, -shift[0]);
+ else
+ vg_shift_rectx(dst_loc, dst_bounds, shift[0]);
+
+ if (shift[1] < 0)
+ vg_shift_recty(src_loc, src_bounds, -shift[1]);
+ else
+ vg_shift_recty(dst_loc, dst_bounds, shift[1]);
+
+ vg_sync_size(src_loc, dst_loc);
+
+ if (src_loc[2] >= 0 && src_loc[3] >= 0 &&
+ dst_loc[2] >= 0 && dst_loc[3] >= 0) {
+ renderer_copy_texture(ctx->renderer,
+ src,
+ src_loc[0],
+ src_loc[1] + src_loc[3],
+ src_loc[0] + src_loc[2],
+ src_loc[1],
+ dst,
+ dst_loc[0],
+ dst_loc[1] + dst_loc[3],
+ dst_loc[0] + dst_loc[2],
+ dst_loc[1]);
+ }
+
+}
+
+void vg_copy_surface(struct vg_context *ctx,
+ struct pipe_surface *dst, VGint dx, VGint dy,
+ struct pipe_surface *src, VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ VGfloat dst_loc[4], src_loc[4];
+ VGfloat dst_bounds[4], src_bounds[4];
+ VGfloat src_shift[4], dst_shift[4], shift[4];
+
+ dst_loc[0] = dx;
+ dst_loc[1] = dy;
+ dst_loc[2] = width;
+ dst_loc[3] = height;
+ dst_bounds[0] = 0.f;
+ dst_bounds[1] = 0.f;
+ dst_bounds[2] = dst->width;
+ dst_bounds[3] = dst->height;
+
+ src_loc[0] = sx;
+ src_loc[1] = sy;
+ src_loc[2] = width;
+ src_loc[3] = height;
+ src_bounds[0] = 0.f;
+ src_bounds[1] = 0.f;
+ src_bounds[2] = src->width;
+ src_bounds[3] = src->height;
+
+ vg_bound_rect(src_loc, src_bounds, src_shift);
+ vg_bound_rect(dst_loc, dst_bounds, dst_shift);
+ shift[0] = src_shift[0] - dst_shift[0];
+ shift[1] = src_shift[1] - dst_shift[1];
+
+ if (shift[0] < 0)
+ vg_shift_rectx(src_loc, src_bounds, -shift[0]);
+ else
+ vg_shift_rectx(dst_loc, dst_bounds, shift[0]);
+
+ if (shift[1] < 0)
+ vg_shift_recty(src_loc, src_bounds, -shift[1]);
+ else
+ vg_shift_recty(dst_loc, dst_bounds, shift[1]);
+
+ vg_sync_size(src_loc, dst_loc);
+
+ if (src_loc[2] > 0 && src_loc[3] > 0 &&
+ dst_loc[2] > 0 && dst_loc[3] > 0) {
+ if (src == dst)
+ renderer_copy_surface(ctx->renderer,
+ src,
+ src_loc[0],
+ src->height - (src_loc[1] + src_loc[3]),
+ src_loc[0] + src_loc[2],
+ src->height - src_loc[1],
+ dst,
+ dst_loc[0],
+ dst->height - (dst_loc[1] + dst_loc[3]),
+ dst_loc[0] + dst_loc[2],
+ dst->height - dst_loc[1],
+ 0, 0);
+ else
+ renderer_copy_surface(ctx->renderer,
+ src,
+ src_loc[0],
+ src->height - src_loc[1],
+ src_loc[0] + src_loc[2],
+ src->height - (src_loc[1] + src_loc[3]),
+ dst,
+ dst_loc[0],
+ dst->height - (dst_loc[1] + dst_loc[3]),
+ dst_loc[0] + dst_loc[2],
+ dst->height - dst_loc[1],
+ 0, 0);
+ }
+
+}
+
+static struct pipe_texture *image_texture(struct vg_image *img)
+{
+ struct pipe_texture *tex = img->texture;
+ return tex;
+}
+
+
+static void image_cleari(struct vg_image *img, VGint clear_colori,
+ VGint x, VGint y, VGint width, VGint height)
+{
+ VGint *clearbuf;
+ VGint i;
+ VGfloat dwidth, dheight;
+
+ clearbuf = malloc(sizeof(VGint)*width*height);
+ for (i = 0; i < width*height; ++i)
+ clearbuf[i] = clear_colori;
+
+ dwidth = MIN2(width, img->width);
+ dheight = MIN2(height, img->height);
+
+ image_sub_data(img, clearbuf, width * sizeof(VGint),
+ VG_sRGBA_8888,
+ x, y, dwidth, dheight);
+ free(clearbuf);
+}
+
+struct vg_image * image_create(VGImageFormat format,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *image = CALLOC_STRUCT(vg_image);
+ enum pipe_format pformat = vg_format_to_pipe(format);
+ struct pipe_texture pt, *newtex;
+ struct pipe_screen *screen = ctx->pipe->screen;
+
+ vg_init_object(&image->base, ctx, VG_OBJECT_IMAGE);
+
+ image->format = format;
+ image->width = width;
+ image->height = height;
+
+ image->sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ image->sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ image->sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ image->sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ image->sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ image->sampler.normalized_coords = 1;
+
+ assert(screen->is_format_supported(screen, pformat, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_SAMPLER, 0));
+
+ memset(&pt, 0, sizeof(pt));
+ pt.target = PIPE_TEXTURE_2D;
+ pt.format = pformat;
+ pf_get_block(pformat, &pt.block);
+ pt.last_level = 0;
+ pt.width[0] = width;
+ pt.height[0] = height;
+ pt.depth[0] = 1;
+ pt.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
+
+ newtex = screen->texture_create(screen, &pt);
+
+ debug_assert(newtex);
+
+ image->texture = newtex;
+
+ vg_context_add_object(ctx, VG_OBJECT_IMAGE, image);
+
+ image_cleari(image, 0, 0, 0, image->width, image->height);
+ return image;
+}
+
+void image_destroy(struct vg_image *img)
+{
+ struct vg_context *ctx = vg_current_context();
+ vg_context_remove_object(ctx, VG_OBJECT_IMAGE, img);
+
+
+ if (img->parent) {
+ /* remove img from the parent child array */
+ int idx;
+ struct vg_image **array =
+ (struct vg_image **)img->parent->children_array->data;
+
+ for (idx = 0; idx < img->parent->children_array->num_elements; ++idx) {
+ struct vg_image *child = array[idx];
+ if (child == img) {
+ break;
+ }
+ }
+ debug_assert(idx < img->parent->children_array->num_elements);
+ array_remove_element(img->parent->children_array, idx);
+ }
+
+ if (img->children_array && img->children_array->num_elements) {
+ /* reparent the children */
+ VGint i;
+ struct vg_image *parent = img->parent;
+ struct vg_image **children =
+ (struct vg_image **)img->children_array->data;
+ if (!parent) {
+ VGint min_x = children[0]->x;
+ parent = children[0];
+
+ for (i = 1; i < img->children_array->num_elements; ++i) {
+ struct vg_image *child = children[i];
+ if (child->x < min_x) {
+ parent = child;
+ }
+ }
+ }
+
+ for (i = 0; i < img->children_array->num_elements; ++i) {
+ struct vg_image *child = children[i];
+ if (child != parent) {
+ child->parent = parent;
+ if (!parent->children_array) {
+ parent->children_array = array_create(
+ sizeof(struct vg_image*));
+ }
+ array_append_data(parent->children_array,
+ &child, 1);
+ } else
+ child->parent = NULL;
+ }
+ array_destroy(img->children_array);
+ }
+
+ pipe_texture_reference(&img->texture, NULL);
+ free(img);
+}
+
+void image_clear(struct vg_image *img,
+ VGint x, VGint y, VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGfloat *clear_colorf = ctx->state.vg.clear_color;
+ VGubyte r, g, b ,a;
+ VGint clear_colori;
+ /* FIXME: this is very nasty */
+ r = float_to_ubyte(clear_colorf[0]);
+ g = float_to_ubyte(clear_colorf[1]);
+ b = float_to_ubyte(clear_colorf[2]);
+ a = float_to_ubyte(clear_colorf[3]);
+ clear_colori = r << 24 | g << 16 | b << 8 | a;
+ image_cleari(img, clear_colori, x, y, width, height);
+}
+
+void image_sub_data(struct vg_image *image,
+ const void * data,
+ VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ const VGint yStep = 1;
+ VGubyte *src = (VGubyte *)data;
+ VGfloat temp[VEGA_MAX_IMAGE_WIDTH][4];
+ VGfloat *df = (VGfloat*)temp;
+ VGint i;
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_screen *screen = ctx->pipe->screen;
+ struct pipe_texture *texture = image_texture(image);
+ VGint xoffset = 0, yoffset = 0;
+
+ if (x < 0) {
+ xoffset -= x;
+ width += x;
+ x = 0;
+ }
+ if (y < 0) {
+ yoffset -= y;
+ height += y;
+ y = 0;
+ }
+
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (x > image->width || y > image->width) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+
+ if (x + width > image->width) {
+ width = image->width - x;
+ }
+
+ if (y + height > image->height) {
+ height = image->height - y;
+ }
+
+ { /* upload color_data */
+ struct pipe_transfer *transfer = screen->get_tex_transfer(
+ screen, texture, 0, 0, 0,
+ PIPE_TRANSFER_WRITE, 0, 0, texture->width[0], texture->height[0]);
+ src += (dataStride * yoffset);
+ for (i = 0; i < height; i++) {
+ _vega_unpack_float_span_rgba(ctx, width, xoffset, src, dataFormat, temp);
+ pipe_put_tile_rgba(transfer, x+image->x, y+image->y, width, 1, df);
+ y += yStep;
+ src += dataStride;
+ }
+ screen->tex_transfer_destroy(transfer);
+ }
+}
+
+void image_get_sub_data(struct vg_image * image,
+ void * data,
+ VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ VGfloat temp[VEGA_MAX_IMAGE_WIDTH][4];
+ VGfloat *df = (VGfloat*)temp;
+ VGint y = 0, yStep = 1;
+ VGint i;
+ VGubyte *dst = (VGubyte *)data;
+
+ {
+ struct pipe_transfer *transfer =
+ screen->get_tex_transfer(screen,
+ image->texture, 0, 0, 0,
+ PIPE_TRANSFER_READ,
+ 0, 0,
+ image->x + image->width,
+ image->y + image->height);
+ /* Do a row at a time to flip image data vertically */
+ for (i = 0; i < height; i++) {
+#if 0
+ debug_printf("%d-%d == %d\n", sy, height, y);
+#endif
+ pipe_get_tile_rgba(transfer, sx+image->x, y, width, 1, df);
+ y += yStep;
+ _vega_pack_rgba_span_float(ctx, width, temp, dataFormat, dst);
+ dst += dataStride;
+ }
+
+ screen->tex_transfer_destroy(transfer);
+ }
+}
+
+struct vg_image * image_child_image(struct vg_image *parent,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_image *image = CALLOC_STRUCT(vg_image);
+
+ vg_init_object(&image->base, ctx, VG_OBJECT_IMAGE);
+
+ image->x = parent->x + x;
+ image->y = parent->y + y;
+ image->width = width;
+ image->height = height;
+ image->parent = parent;
+ image->texture = 0;
+ pipe_texture_reference(&image->texture,
+ parent->texture);
+
+ image->sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ image->sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ image->sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ image->sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ image->sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ image->sampler.normalized_coords = 1;
+
+ if (!parent->children_array)
+ parent->children_array = array_create(
+ sizeof(struct vg_image*));
+
+ array_append_data(parent->children_array,
+ &image, 1);
+
+ vg_context_add_object(ctx, VG_OBJECT_IMAGE, image);
+
+ return image;
+}
+
+void image_copy(struct vg_image *dst, VGint dx, VGint dy,
+ struct vg_image *src, VGint sx, VGint sy,
+ VGint width, VGint height,
+ VGboolean dither)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (width <= 0 || height <= 0) {
+ vg_set_error(ctx, VG_ILLEGAL_ARGUMENT_ERROR);
+ return;
+ }
+ /* make sure rendering has completed */
+ ctx->pipe->flush(ctx->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ vg_copy_texture(ctx, dst->texture, dst->x + dx, dst->y + dy,
+ src->texture, src->x + sx, src->y + sy, width, height);
+}
+
+void image_draw(struct vg_image *img)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGfloat x1, y1;
+ VGfloat x2, y2;
+ VGfloat x3, y3;
+ VGfloat x4, y4;
+ struct matrix *matrix;
+
+ x1 = 0;
+ y1 = 0;
+ x2 = img->width;
+ y2 = 0;
+ x3 = img->width;
+ y3 = img->height;
+ x4 = 0;
+ y4 = img->height;
+
+ matrix = &ctx->state.vg.image_user_to_surface_matrix;
+
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ matrix_map_point(matrix, x4, y4, &x4, &y4);
+
+ shader_set_drawing_image(ctx->shader, VG_TRUE);
+ shader_set_paint(ctx->shader, ctx->state.vg.fill_paint);
+ shader_set_image(ctx->shader, img);
+ shader_bind(ctx->shader);
+
+ renderer_texture_quad(ctx->renderer, image_texture(img),
+ img->x, img->y, img->x + img->width, img->y + img->height,
+ x1, y1, x2, y2, x3, y3, x4, y4);
+}
+
+void image_set_pixels(VGint dx, VGint dy,
+ struct vg_image *src, VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_surface *surf;
+ struct st_renderbuffer *strb = ctx->draw_buffer->strb;
+
+ /* make sure rendering has completed */
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+
+ surf = screen->get_tex_surface(screen, image_texture(src), 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_READ);
+
+ vg_copy_surface(ctx, strb->surface, dx, dy,
+ surf, sx+src->x, sy+src->y, width, height);
+
+ screen->tex_surface_destroy(surf);
+}
+
+void image_get_pixels(struct vg_image *dst, VGint dx, VGint dy,
+ VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_surface *surf;
+ struct st_renderbuffer *strb = ctx->draw_buffer->strb;
+
+ /* flip the y coordinates */
+ /*dy = dst->height - dy - height;*/
+
+ /* make sure rendering has completed */
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+
+ surf = screen->get_tex_surface(screen, image_texture(dst), 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE |
+ PIPE_BUFFER_USAGE_GPU_READ);
+ vg_copy_surface(ctx, surf, dst->x + dx, dst->y + dy,
+ strb->surface, sx, sy, width, height);
+
+ pipe_surface_reference(&surf, NULL);
+}
+
+
+VGboolean vg_image_overlaps(struct vg_image *dst,
+ struct vg_image *src)
+{
+ if (dst == src || dst->parent == src ||
+ dst == src->parent)
+ return VG_TRUE;
+ if (dst->parent && dst->parent == src->parent) {
+ VGfloat left1 = dst->x;
+ VGfloat left2 = src->x;
+ VGfloat right1 = dst->x + dst->width;
+ VGfloat right2 = src->x + src->width;
+ VGfloat bottom1 = dst->y;
+ VGfloat bottom2 = src->y;
+ VGfloat top1 = dst->y + dst->height;
+ VGfloat top2 = src->y + src->height;
+
+ return !(left2 > right1 || right2 < left1 ||
+ top2 > bottom1 || bottom2 < top1);
+ }
+ return VG_FALSE;
+}
+
+VGint image_bind_samplers(struct vg_image *img, struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures)
+{
+ img->sampler.min_img_filter = image_sampler_filter(img->base.ctx);
+ img->sampler.mag_img_filter = image_sampler_filter(img->base.ctx);
+ samplers[3] = &img->sampler;
+ textures[3] = img->texture;
+ return 1;
+}
+
+VGint image_sampler_filter(struct vg_context *ctx)
+{
+ switch(ctx->state.vg.image_quality) {
+ case VG_IMAGE_QUALITY_NONANTIALIASED:
+ return PIPE_TEX_FILTER_NEAREST;
+ break;
+ case VG_IMAGE_QUALITY_FASTER:
+ return PIPE_TEX_FILTER_NEAREST;
+ break;
+ case VG_IMAGE_QUALITY_BETTER:
+ /*return PIPE_TEX_FILTER_ANISO;*/
+ return PIPE_TEX_FILTER_LINEAR;
+ break;
+ default:
+ debug_printf("Unknown image quality");
+ }
+ return PIPE_TEX_FILTER_NEAREST;
+}
diff --git a/src/gallium/state_trackers/vega/image.h b/src/gallium/state_trackers/vega/image.h
new file mode 100644
index 0000000000..78e17cffa6
--- /dev/null
+++ b/src/gallium/state_trackers/vega/image.h
@@ -0,0 +1,104 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef IMAGES_H
+#define IMAGES_H
+
+#include "vg_context.h"
+#include "pipe/p_state.h"
+
+struct pipe_texture;
+struct array;
+struct vg_context;
+struct pipe_surface;
+
+struct vg_image {
+ struct vg_object base;
+ VGImageFormat format;
+ VGint x, y;
+ VGint width, height;
+
+ struct vg_image *parent;
+
+ struct pipe_texture *texture;
+ struct pipe_sampler_state sampler;
+
+ struct array *children_array;
+};
+
+struct vg_image *image_create(VGImageFormat format,
+ VGint width, VGint height);
+void image_destroy(struct vg_image *img);
+
+void image_clear(struct vg_image *img,
+ VGint x, VGint y, VGint width, VGint height);
+
+void image_sub_data(struct vg_image *image,
+ const void * data,
+ VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint x, VGint y,
+ VGint width, VGint height);
+
+void image_get_sub_data(struct vg_image * image,
+ void * data,
+ VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint x, VGint y,
+ VGint width, VGint height);
+
+struct vg_image *image_child_image(struct vg_image *parent,
+ VGint x, VGint y,
+ VGint width, VGint height);
+
+void image_copy(struct vg_image *dst, VGint dx, VGint dy,
+ struct vg_image *src, VGint sx, VGint sy,
+ VGint width, VGint height,
+ VGboolean dither);
+
+void image_draw(struct vg_image *img);
+
+void image_set_pixels(VGint dx, VGint dy,
+ struct vg_image *src, VGint sx, VGint sy,
+ VGint width, VGint height);
+void image_get_pixels(struct vg_image *dst, VGint dx, VGint dy,
+ VGint sx, VGint sy,
+ VGint width, VGint height);
+
+VGint image_bind_samplers(struct vg_image *dst, struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures);
+
+VGboolean vg_image_overlaps(struct vg_image *dst,
+ struct vg_image *src);
+
+VGint image_sampler_filter(struct vg_context *ctx);
+
+void vg_copy_surface(struct vg_context *ctx,
+ struct pipe_surface *dst, VGint dx, VGint dy,
+ struct pipe_surface *src, VGint sx, VGint sy,
+ VGint width, VGint height);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/mask.c b/src/gallium/state_trackers/vega/mask.c
new file mode 100644
index 0000000000..24650a37d5
--- /dev/null
+++ b/src/gallium/state_trackers/vega/mask.c
@@ -0,0 +1,690 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "mask.h"
+
+#include "path.h"
+#include "image.h"
+#include "shaders_cache.h"
+#include "renderer.h"
+#include "asm_util.h"
+#include "st_inlines.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_inlines.h"
+#include "util/u_memory.h"
+
+struct vg_mask_layer {
+ struct vg_object base;
+
+ VGint width;
+ VGint height;
+
+ struct pipe_texture *texture;
+};
+
+static INLINE struct pipe_surface *
+alpha_mask_surface(struct vg_context *ctx, int usage)
+{
+ struct pipe_screen *screen = ctx->pipe->screen;
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ return screen->get_tex_surface(screen,
+ stfb->alpha_mask,
+ 0, 0, 0,
+ usage);
+}
+
+static INLINE VGboolean
+intersect_rectangles(VGint dwidth, VGint dheight,
+ VGint swidth, VGint sheight,
+ VGint tx, VGint ty,
+ VGint twidth, VGint theight,
+ VGint *offsets,
+ VGint *location)
+{
+ if (tx + twidth <= 0 || tx >= dwidth)
+ return VG_FALSE;
+ if (ty + theight <= 0 || ty >= dheight)
+ return VG_FALSE;
+
+ offsets[0] = 0;
+ offsets[1] = 0;
+ location[0] = tx;
+ location[1] = ty;
+
+ if (tx < 0) {
+ offsets[0] -= tx;
+ location[0] = 0;
+
+ location[2] = MIN2(tx + swidth, MIN2(dwidth, tx + twidth));
+ offsets[2] = location[2];
+ } else {
+ offsets[2] = MIN2(twidth, MIN2(dwidth - tx, swidth ));
+ location[2] = offsets[2];
+ }
+
+ if (ty < 0) {
+ offsets[1] -= ty;
+ location[1] = 0;
+
+ location[3] = MIN2(ty + sheight, MIN2(dheight, ty + theight));
+ offsets[3] = location[3];
+ } else {
+ offsets[3] = MIN2(theight, MIN2(dheight - ty, sheight));
+ location[3] = offsets[3];
+ }
+
+ return VG_TRUE;
+}
+
+#if DEBUG_MASKS
+static void read_alpha_mask(void * data, VGint dataStride,
+ VGImageFormat dataFormat,
+ VGint sx, VGint sy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ struct st_renderbuffer *strb = stfb->alpha_mask;
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+
+ VGfloat temp[VEGA_MAX_IMAGE_WIDTH][4];
+ VGfloat *df = (VGfloat*)temp;
+ VGint y = (fb->height - sy) - 1, yStep = -1;
+ VGint i;
+ VGubyte *dst = (VGubyte *)data;
+ VGint xoffset = 0, yoffset = 0;
+
+ /* make sure rendering has completed */
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ if (sx < 0) {
+ xoffset = -sx;
+ xoffset *= _vega_size_for_format(dataFormat);
+ width += sx;
+ sx = 0;
+ }
+ if (sy < 0) {
+ yoffset = -sy;
+ height += sy;
+ sy = 0;
+ y = (fb->height - sy) - 1;
+ yoffset *= dataStride;
+ }
+
+ {
+ struct pipe_surface *surf;
+
+ surf = screen->get_tex_surface(screen, strb->texture, 0, 0, 0,
+ PIPE_BUFFER_USAGE_CPU_READ);
+
+ /* Do a row at a time to flip image data vertically */
+ for (i = 0; i < height; i++) {
+#if 0
+ debug_printf("%d-%d == %d\n", sy, height, y);
+#endif
+ pipe_get_tile_rgba(surf, sx, y, width, 1, df);
+ y += yStep;
+ _vega_pack_rgba_span_float(ctx, width, temp, dataFormat,
+ dst + yoffset + xoffset);
+ dst += dataStride;
+ }
+
+ pipe_surface_reference(&surf, NULL);
+ }
+}
+
+void save_alpha_to_file(const char *filename)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+ VGint *data;
+ int i, j;
+
+ data = malloc(sizeof(int) * fb->width * fb->height);
+ read_alpha_mask(data, fb->width * sizeof(int),
+ VG_sRGBA_8888,
+ 0, 0, fb->width, fb->height);
+ fprintf(stderr, "/*---------- start */\n");
+ fprintf(stderr, "const int image_width = %d;\n",
+ fb->width);
+ fprintf(stderr, "const int image_height = %d;\n",
+ fb->height);
+ fprintf(stderr, "const int image_data = {\n");
+ for (i = 0; i < fb->height; ++i) {
+ for (j = 0; j < fb->width; ++j) {
+ int rgba = data[i * fb->height + j];
+ int argb = 0;
+ argb = (rgba >> 8);
+ argb |= ((rgba & 0xff) << 24);
+ fprintf(stderr, "0x%x, ", argb);
+ }
+ fprintf(stderr, "\n");
+ }
+ fprintf(stderr, "};\n");
+ fprintf(stderr, "/*---------- end */\n");
+}
+#endif
+
+static void setup_mask_framebuffer(struct pipe_surface *surf,
+ VGint surf_width, VGint surf_height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_framebuffer_state fb;
+
+ memset(&fb, 0, sizeof(fb));
+ fb.width = surf_width;
+ fb.height = surf_height;
+ fb.nr_cbufs = 1;
+ fb.cbufs[0] = surf;
+ {
+ VGint i;
+ for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i)
+ fb.cbufs[i] = 0;
+ }
+ cso_set_framebuffer(ctx->cso_context, &fb);
+}
+
+
+/* setup shader constants */
+static void setup_mask_operation(VGMaskOperation operation)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_constant_buffer *cbuf = &ctx->mask.cbuf;
+ const VGint param_bytes = 4 * sizeof(VGfloat);
+ const VGfloat ones[4] = {1.f, 1.f, 1.f, 1.f};
+ void *shader = 0;
+
+ /* We always need to get a new buffer, to keep the drivers simple and
+ * avoid gratuitous rendering synchronization.
+ */
+ pipe_buffer_reference(&cbuf->buffer, NULL);
+
+ cbuf->buffer = pipe_buffer_create(ctx->pipe->screen, 1,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ param_bytes);
+ if (cbuf->buffer) {
+ st_no_flush_pipe_buffer_write(ctx, cbuf->buffer,
+ 0, param_bytes, ones);
+ }
+
+ ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_FRAGMENT, 0, cbuf);
+ switch (operation) {
+ case VG_UNION_MASK: {
+ if (!ctx->mask.union_fs) {
+ ctx->mask.union_fs = shader_create_from_text(ctx->pipe,
+ union_mask_asm,
+ 200,
+ PIPE_SHADER_FRAGMENT);
+ }
+ shader = ctx->mask.union_fs->driver;
+ }
+ break;
+ case VG_INTERSECT_MASK: {
+ if (!ctx->mask.intersect_fs) {
+ ctx->mask.intersect_fs = shader_create_from_text(ctx->pipe,
+ intersect_mask_asm,
+ 200,
+ PIPE_SHADER_FRAGMENT);
+ }
+ shader = ctx->mask.intersect_fs->driver;
+ }
+ break;
+ case VG_SUBTRACT_MASK: {
+ if (!ctx->mask.subtract_fs) {
+ ctx->mask.subtract_fs = shader_create_from_text(ctx->pipe,
+ subtract_mask_asm,
+ 200,
+ PIPE_SHADER_FRAGMENT);
+ }
+ shader = ctx->mask.subtract_fs->driver;
+ }
+ break;
+ case VG_SET_MASK: {
+ if (!ctx->mask.set_fs) {
+ ctx->mask.set_fs = shader_create_from_text(ctx->pipe,
+ set_mask_asm,
+ 200,
+ PIPE_SHADER_FRAGMENT);
+ }
+ shader = ctx->mask.set_fs->driver;
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+ cso_set_fragment_shader_handle(ctx->cso_context, shader);
+}
+
+static void setup_mask_samplers(struct pipe_texture *umask)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
+ struct pipe_texture *textures[PIPE_MAX_SAMPLERS];
+ struct st_framebuffer *fb_buffers = ctx->draw_buffer;
+ struct pipe_texture *uprev = NULL;
+ struct pipe_sampler_state sampler;
+
+ uprev = fb_buffers->blend_texture;
+ sampler = ctx->mask.sampler;
+ sampler.normalized_coords = 1;
+
+ samplers[0] = NULL;
+ samplers[1] = NULL;
+ samplers[2] = NULL;
+ textures[0] = NULL;
+ textures[1] = NULL;
+ textures[2] = NULL;
+
+ samplers[0] = &sampler;
+ samplers[1] = &ctx->mask.sampler;
+
+ textures[0] = umask;
+ textures[1] = uprev;
+
+ cso_set_samplers(ctx->cso_context, 2,
+ (const struct pipe_sampler_state **)samplers);
+ cso_set_sampler_textures(ctx->cso_context, 2, textures);
+}
+
+
+/* setup shader constants */
+static void setup_mask_fill(const VGfloat color[4])
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_constant_buffer *cbuf = &ctx->mask.cbuf;
+ const VGint param_bytes = 4 * sizeof(VGfloat);
+
+ /* We always need to get a new buffer, to keep the drivers simple and
+ * avoid gratuitous rendering synchronization.
+ */
+ pipe_buffer_reference(&cbuf->buffer, NULL);
+
+ cbuf->buffer = pipe_buffer_create(ctx->pipe->screen, 1,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ param_bytes);
+ if (cbuf->buffer) {
+ st_no_flush_pipe_buffer_write(ctx, cbuf->buffer, 0, param_bytes, color);
+ }
+
+ ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_FRAGMENT, 0, cbuf);
+ cso_set_fragment_shader_handle(ctx->cso_context,
+ shaders_cache_fill(ctx->sc,
+ VEGA_SOLID_FILL_SHADER));
+}
+
+static void setup_mask_viewport()
+{
+ struct vg_context *ctx = vg_current_context();
+ vg_set_viewport(ctx, VEGA_Y0_TOP);
+}
+
+static void setup_mask_blend()
+{
+ struct vg_context *ctx = vg_current_context();
+
+ struct pipe_blend_state blend;
+
+ memset(&blend, 0, sizeof(struct pipe_blend_state));
+ blend.blend_enable = 1;
+ blend.colormask |= PIPE_MASK_R;
+ blend.colormask |= PIPE_MASK_G;
+ blend.colormask |= PIPE_MASK_B;
+ blend.colormask |= PIPE_MASK_A;
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+
+ cso_set_blend(ctx->cso_context, &blend);
+}
+
+
+static void surface_fill(struct pipe_surface *surf,
+ int surf_width, int surf_height,
+ int x, int y, int width, int height,
+ const VGfloat color[4])
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (x < 0) {
+ width += x;
+ x = 0;
+ }
+ if (y < 0) {
+ height += y;
+ y = 0;
+ }
+
+ cso_save_framebuffer(ctx->cso_context);
+ cso_save_blend(ctx->cso_context);
+ cso_save_fragment_shader(ctx->cso_context);
+ cso_save_viewport(ctx->cso_context);
+
+ setup_mask_blend();
+ setup_mask_fill(color);
+ setup_mask_framebuffer(surf, surf_width, surf_height);
+ setup_mask_viewport();
+
+ renderer_draw_quad(ctx->renderer, x, y,
+ x + width, y + height, 0.0f/*depth should be disabled*/);
+
+
+ /* make sure rendering has completed */
+ ctx->pipe->flush(ctx->pipe,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME,
+ NULL);
+
+#if DEBUG_MASKS
+ save_alpha_to_file(0);
+#endif
+
+ cso_restore_blend(ctx->cso_context);
+ cso_restore_framebuffer(ctx->cso_context);
+ cso_restore_fragment_shader(ctx->cso_context);
+ cso_restore_viewport(ctx->cso_context);
+}
+
+
+static void mask_using_texture(struct pipe_texture *texture,
+ VGMaskOperation operation,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct pipe_surface *surface =
+ alpha_mask_surface(ctx, PIPE_BUFFER_USAGE_GPU_WRITE);
+ VGint offsets[4], loc[4];
+
+ if (!surface)
+ return;
+ if (!intersect_rectangles(surface->width, surface->height,
+ texture->width[0], texture->height[0],
+ x, y, width, height,
+ offsets, loc))
+ return;
+#if 0
+ debug_printf("Offset = [%d, %d, %d, %d]\n", offsets[0],
+ offsets[1], offsets[2], offsets[3]);
+ debug_printf("Locati = [%d, %d, %d, %d]\n", loc[0],
+ loc[1], loc[2], loc[3]);
+#endif
+
+ /* prepare our blend surface */
+ vg_prepare_blend_surface_from_mask(ctx);
+
+ cso_save_samplers(ctx->cso_context);
+ cso_save_sampler_textures(ctx->cso_context);
+ cso_save_framebuffer(ctx->cso_context);
+ cso_save_blend(ctx->cso_context);
+ cso_save_fragment_shader(ctx->cso_context);
+ cso_save_viewport(ctx->cso_context);
+
+ setup_mask_samplers(texture);
+ setup_mask_blend();
+ setup_mask_operation(operation);
+ setup_mask_framebuffer(surface, surface->width, surface->height);
+ setup_mask_viewport();
+
+ /* render the quad to propagate the rendering from stencil */
+ renderer_draw_texture(ctx->renderer, texture,
+ offsets[0], offsets[1],
+ offsets[0] + offsets[2], offsets[1] + offsets[3],
+ loc[0], loc[1], loc[0] + loc[2], loc[1] + loc[3]);
+
+ /* make sure rendering has completed */
+ ctx->pipe->flush(ctx->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ cso_restore_blend(ctx->cso_context);
+ cso_restore_framebuffer(ctx->cso_context);
+ cso_restore_fragment_shader(ctx->cso_context);
+ cso_restore_samplers(ctx->cso_context);
+ cso_restore_sampler_textures(ctx->cso_context);
+ cso_restore_viewport(ctx->cso_context);
+
+ pipe_surface_reference(&surface, NULL);
+}
+
+
+#ifdef OPENVG_VERSION_1_1
+
+struct vg_mask_layer * mask_layer_create(VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct vg_mask_layer *mask = 0;
+
+ mask = CALLOC_STRUCT(vg_mask_layer);
+ vg_init_object(&mask->base, ctx, VG_OBJECT_MASK);
+ mask->width = width;
+ mask->height = height;
+
+ {
+ struct pipe_texture pt;
+ struct pipe_screen *screen = ctx->pipe->screen;
+
+ memset(&pt, 0, sizeof(pt));
+ pt.target = PIPE_TEXTURE_2D;
+ pt.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ pf_get_block(PIPE_FORMAT_A8R8G8B8_UNORM, &pt.block);
+ pt.last_level = 0;
+ pt.width[0] = width;
+ pt.height[0] = height;
+ pt.depth[0] = 1;
+ pt.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
+ pt.compressed = 0;
+
+ mask->texture = screen->texture_create(screen, &pt);
+ }
+
+ vg_context_add_object(ctx, VG_OBJECT_MASK, mask);
+
+ return mask;
+}
+
+void mask_layer_destroy(struct vg_mask_layer *layer)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ vg_context_remove_object(ctx, VG_OBJECT_MASK, layer);
+ pipe_texture_release(&layer->texture);
+ free(layer);
+}
+
+void mask_layer_fill(struct vg_mask_layer *layer,
+ VGint x, VGint y,
+ VGint width, VGint height,
+ VGfloat value)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGfloat alpha_color[4] = {0, 0, 0, 0};
+ struct pipe_surface *surface;
+
+ alpha_color[3] = value;
+
+ surface = ctx->pipe->screen->get_tex_surface(
+ ctx->pipe->screen, layer->texture,
+ 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ surface_fill(surface,
+ layer->width, layer->height,
+ x, y, width, height, alpha_color);
+
+ ctx->pipe->screen->tex_surface_release(ctx->pipe->screen, &surface);
+}
+
+void mask_copy(struct vg_mask_layer *layer,
+ VGint sx, VGint sy,
+ VGint dx, VGint dy,
+ VGint width, VGint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct st_framebuffer *fb_buffers = ctx->draw_buffer;
+
+ renderer_copy_texture(ctx->renderer,
+ layer->texture,
+ sx, sy,
+ sx + width, sy + height,
+ fb_buffers->alpha_mask,
+ dx, dy,
+ dx + width, dy + height);
+}
+
+static void mask_layer_render_to(struct vg_mask_layer *layer,
+ struct path *path,
+ VGbitfield paint_modes)
+{
+ struct vg_context *ctx = vg_current_context();
+ const VGfloat fill_color[4] = {1.f, 1.f, 1.f, 1.f};
+ struct pipe_screen *screen = ctx->pipe->screen;
+ struct pipe_surface *surface;
+
+ surface = screen->get_tex_surface(screen, layer->texture, 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ cso_save_framebuffer(ctx->cso_context);
+ cso_save_fragment_shader(ctx->cso_context);
+ cso_save_viewport(ctx->cso_context);
+
+ setup_mask_blend();
+ setup_mask_fill(fill_color);
+ setup_mask_framebuffer(surface, layer->width, layer->height);
+ setup_mask_viewport();
+
+ if (paint_modes & VG_FILL_PATH) {
+ struct matrix *mat = &ctx->state.vg.path_user_to_surface_matrix;
+ path_fill(path, mat);
+ }
+
+ if (paint_modes & VG_STROKE_PATH){
+ path_stroke(path);
+ }
+
+
+ /* make sure rendering has completed */
+ ctx->pipe->flush(ctx->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+
+ cso_restore_framebuffer(ctx->cso_context);
+ cso_restore_fragment_shader(ctx->cso_context);
+ cso_restore_viewport(ctx->cso_context);
+ ctx->state.dirty |= BLEND_DIRTY;
+
+ screen->tex_surface_release(ctx->pipe->screen, &surface);
+}
+
+void mask_render_to(struct path *path,
+ VGbitfield paint_modes,
+ VGMaskOperation operation)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct st_framebuffer *fb_buffers = ctx->draw_buffer;
+ struct vg_mask_layer *temp_layer;
+ VGint width, height;
+
+ width = fb_buffers->alpha_mask->width[0];
+ height = fb_buffers->alpha_mask->width[0];
+
+ temp_layer = mask_layer_create(width, height);
+
+ mask_layer_render_to(temp_layer, path, paint_modes);
+
+ mask_using_layer(temp_layer, 0, 0, width, height,
+ operation);
+
+ mask_layer_destroy(temp_layer);
+}
+
+void mask_using_layer(struct vg_mask_layer *layer,
+ VGMaskOperation operation,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ mask_using_texture(layer->texture, operation,
+ x, y, width, height);
+}
+
+VGint mask_layer_width(struct vg_mask_layer *layer)
+{
+ return layer->width;
+}
+
+VGint mask_layer_height(struct vg_mask_layer *layer)
+{
+ return layer->height;
+}
+
+
+#endif
+
+void mask_using_image(struct vg_image *image,
+ VGMaskOperation operation,
+ VGint x, VGint y,
+ VGint width, VGint height)
+{
+ mask_using_texture(image->texture, operation,
+ x, y, width, height);
+}
+
+void mask_fill(VGint x, VGint y, VGint width, VGint height,
+ VGfloat value)
+{
+ struct vg_context *ctx = vg_current_context();
+ VGfloat alpha_color[4] = {.0f, .0f, .0f, value};
+ struct pipe_surface *surf = alpha_mask_surface(
+ ctx, PIPE_BUFFER_USAGE_GPU_WRITE);
+
+#if DEBUG_MASKS
+ debug_printf("mask_fill(%d, %d, %d, %d) with rgba(%f, %f, %f, %f)\n",
+ x, y, width, height,
+ alpha_color[0], alpha_color[1],
+ alpha_color[2], alpha_color[3]);
+ debug_printf("XXX %f === %f \n",
+ alpha_color[3], value);
+#endif
+
+ surface_fill(surf, surf->width, surf->height,
+ x, y, width, height, alpha_color);
+
+ pipe_surface_reference(&surf, NULL);
+}
+
+VGint mask_bind_samplers(struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ if (ctx->state.vg.masking) {
+ struct st_framebuffer *fb_buffers = ctx->draw_buffer;
+
+ samplers[1] = &ctx->mask.sampler;
+ textures[1] = fb_buffers->alpha_mask;
+ return 1;
+ } else
+ return 0;
+}
diff --git a/src/gallium/state_trackers/vega/mask.h b/src/gallium/state_trackers/vega/mask.h
new file mode 100644
index 0000000000..5eaaede0e3
--- /dev/null
+++ b/src/gallium/state_trackers/vega/mask.h
@@ -0,0 +1,68 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef MASK_H
+#define MASK_H
+
+#include "vg_context.h"
+
+struct path;
+struct vg_image;
+struct pipe_texture;
+
+struct vg_mask_layer *mask_layer_create(VGint width, VGint height);
+void mask_layer_destroy(struct vg_mask_layer *layer);
+void mask_layer_fill(struct vg_mask_layer *layer,
+ VGint x, VGint y,
+ VGint width, VGint height,
+ VGfloat value);
+VGint mask_layer_width(struct vg_mask_layer *layer);
+VGint mask_layer_height(struct vg_mask_layer *layer);
+void mask_copy(struct vg_mask_layer *layer,
+ VGint sx, VGint sy,
+ VGint dx, VGint dy,
+ VGint width, VGint height);
+
+void mask_render_to(struct path *path,
+ VGbitfield paint_modes,
+ VGMaskOperation operation);
+
+void mask_using_layer(struct vg_mask_layer *layer,
+ VGMaskOperation operation,
+ VGint x, VGint y,
+ VGint width, VGint height);
+void mask_using_image(struct vg_image *image,
+ VGMaskOperation operation,
+ VGint x, VGint y,
+ VGint width, VGint height);
+void mask_fill(VGint x, VGint y,
+ VGint width, VGint height,
+ VGfloat value);
+
+VGint mask_bind_samplers(struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/matrix.h b/src/gallium/state_trackers/vega/matrix.h
new file mode 100644
index 0000000000..4c207f912a
--- /dev/null
+++ b/src/gallium/state_trackers/vega/matrix.h
@@ -0,0 +1,462 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef MATRIX_H
+#define MATRIX_H
+
+#include "VG/openvg.h"
+
+#include "pipe/p_compiler.h"
+#include "util/u_math.h"
+
+#include <stdio.h>
+#include <math.h>
+
+#define floatsEqual(x, y) (fabs(x - y) <= 0.00001f * MIN2(fabs(x), fabs(y)))
+#define floatIsZero(x) (floatsEqual((x) + 1, 1))
+#define ABS(x) (fabsf(x))
+
+#define DEGREES_TO_RADIANS(d) (0.0174532925199 * (d))
+#define FLT_TO_INT(flt) float_to_int_floor(((VGuint*)&(flt))[0])
+
+static INLINE VGint float_to_int_floor(VGuint bits)
+{
+ int sign = (bits >> 31) ? -1 : 1;
+ int exp = ((bits >> 23) & 255) - 127;
+ int mant = bits & 0x007fffff;
+ int sh = 23 - exp;
+
+ /* abs(value) >= 2^31 -> clamp. */
+
+ if (exp >= 31)
+ return (VGint)((sign < 0) ? 0x80000000u : 0x7fffffffu);
+
+ /* abs(value) < 1 -> return -1 or 0. */
+
+ if (exp < 0)
+ return (sign < 0 && (exp > -127 || mant != 0)) ? -1 : 0;
+
+ /* abs(value) >= 2^23 -> shift left. */
+
+ mant |= 0x00800000;
+ if (sh <= 0)
+ return sign * (mant << -sh);
+
+ /* Negative -> add a rounding term. */
+
+ if (sign < 0)
+ mant += (1 << sh) - 1;
+
+ /* Shift right to obtain the result. */
+
+ return sign * (mant >> sh);
+}
+
+
+struct matrix {
+ VGfloat m[9];
+};
+
+static INLINE void matrix_init(struct matrix *mat,
+ const VGfloat *val)
+{
+ memcpy(mat->m, val, sizeof(VGfloat) * 9);
+}
+
+static INLINE void matrix_inits(struct matrix *mat,
+ VGfloat m11, VGfloat m12, VGfloat m13,
+ VGfloat m21, VGfloat m22, VGfloat m23,
+ VGfloat m31, VGfloat m32, VGfloat m33)
+{
+ mat->m[0] = m11; mat->m[1] = m12; mat->m[2] = m13;
+ mat->m[3] = m21; mat->m[4] = m22; mat->m[5] = m23;
+ mat->m[6] = m31; mat->m[7] = m32; mat->m[8] = m33;
+}
+
+static INLINE void matrix_load_identity(struct matrix *matrix)
+{
+ static const VGfloat identity[9] = {1.f, 0.f, 0.f,
+ 0.f, 1.f, 0.f,
+ 0.f, 0.f, 1.f};
+ memcpy(matrix->m, identity, sizeof(identity));
+}
+
+static INLINE VGboolean matrix_is_identity(struct matrix *matrix)
+{
+ return floatsEqual(matrix->m[0], 1) && floatIsZero(matrix->m[1]) &&
+ floatIsZero(matrix->m[2]) &&
+ floatIsZero(matrix->m[3]) && floatsEqual(matrix->m[4], 1) &&
+ floatIsZero(matrix->m[5]) &&
+ floatIsZero(matrix->m[6]) && floatIsZero(matrix->m[7]) &&
+ floatIsZero(matrix->m[8]);
+}
+
+static INLINE VGboolean matrix_is_affine(struct matrix *matrix)
+{
+ return floatIsZero(matrix->m[2]) && floatIsZero(matrix->m[5])
+ && floatsEqual(matrix->m[8], 1);
+}
+
+
+static INLINE void matrix_make_affine(struct matrix *matrix)
+{
+ matrix->m[2] = 0.f;
+ matrix->m[5] = 0.f;
+ matrix->m[8] = 1.f;
+}
+
+static INLINE void matrix_mult(struct matrix *dst,
+ struct matrix *src)
+{
+ VGfloat m11 = dst->m[0]*src->m[0] + dst->m[3]*src->m[1] + dst->m[6]*src->m[2];
+ VGfloat m12 = dst->m[0]*src->m[3] + dst->m[3]*src->m[4] + dst->m[6]*src->m[5];
+ VGfloat m13 = dst->m[0]*src->m[6] + dst->m[3]*src->m[7] + dst->m[6]*src->m[8];
+
+ VGfloat m21 = dst->m[1]*src->m[0] + dst->m[4]*src->m[1] + dst->m[7]*src->m[2];
+ VGfloat m22 = dst->m[1]*src->m[3] + dst->m[4]*src->m[4] + dst->m[7]*src->m[5];
+ VGfloat m23 = dst->m[1]*src->m[6] + dst->m[4]*src->m[7] + dst->m[7]*src->m[8];
+
+ VGfloat m31 = dst->m[2]*src->m[0] + dst->m[5]*src->m[1] + dst->m[8]*src->m[2];
+ VGfloat m32 = dst->m[2]*src->m[3] + dst->m[5]*src->m[4] + dst->m[8]*src->m[5];
+ VGfloat m33 = dst->m[2]*src->m[6] + dst->m[5]*src->m[7] + dst->m[8]*src->m[8];
+
+ dst->m[0] = m11; dst->m[1] = m21; dst->m[2] = m31;
+ dst->m[3] = m12; dst->m[4] = m22; dst->m[5] = m32;
+ dst->m[6] = m13; dst->m[7] = m23; dst->m[8] = m33;
+}
+
+
+static INLINE void matrix_map_point(struct matrix *mat,
+ VGfloat x, VGfloat y,
+ VGfloat *out_x, VGfloat *out_y)
+{
+ /* to be able to do matrix_map_point(m, x, y, &x, &y) use
+ * temporaries */
+ VGfloat tmp_x = x, tmp_y = y;
+
+ *out_x = mat->m[0]*tmp_x + mat->m[3]*tmp_y + mat->m[6];
+ *out_y = mat->m[1]*tmp_x + mat->m[4]*tmp_y + mat->m[7];
+ if (!matrix_is_affine(mat)) {
+ VGfloat w = 1/(mat->m[2]*tmp_x + mat->m[5]*tmp_y + mat->m[8]);
+ *out_x *= w;
+ *out_y *= w;
+ }
+}
+
+static INLINE void matrix_translate(struct matrix *dst,
+ VGfloat tx, VGfloat ty)
+{
+ if (!matrix_is_affine(dst)) {
+ struct matrix trans_matrix;
+ matrix_load_identity(&trans_matrix);
+ trans_matrix.m[6] = tx;
+ trans_matrix.m[7] = ty;
+ matrix_mult(dst, &trans_matrix);
+ } else {
+ dst->m[6] += tx*dst->m[0] + ty*dst->m[3];
+ dst->m[7] += ty*dst->m[4] + tx*dst->m[1];
+ }
+}
+
+static INLINE void matrix_scale(struct matrix *dst,
+ VGfloat sx, VGfloat sy)
+{
+ if (!matrix_is_affine(dst)) {
+ struct matrix scale_matrix;
+ matrix_load_identity(&scale_matrix);
+ scale_matrix.m[0] = sx;
+ scale_matrix.m[4] = sy;
+ matrix_mult(dst, &scale_matrix);
+ } else {
+ dst->m[0] *= sx; dst->m[1] *= sx;
+ dst->m[3] *= sy; dst->m[4] *= sy;
+ }
+}
+
+static INLINE void matrix_shear(struct matrix *dst,
+ VGfloat shx, VGfloat shy)
+{
+ struct matrix shear_matrix;
+ matrix_load_identity(&shear_matrix);
+ shear_matrix.m[1] = shy;
+ shear_matrix.m[3] = shx;
+ matrix_mult(dst, &shear_matrix);
+}
+
+static INLINE void matrix_rotate(struct matrix *dst,
+ VGfloat angle)
+{
+ struct matrix mat;
+ float sin_val = 0;
+ float cos_val = 0;
+
+
+ if (floatsEqual(angle, 90) || floatsEqual(angle, -270))
+ sin_val = 1.f;
+ else if (floatsEqual(angle, 270) || floatsEqual(angle, -90))
+ sin_val = -1.f;
+ else if (floatsEqual(angle, 180))
+ cos_val = -1.f;
+ else {
+ float radians = DEGREES_TO_RADIANS(angle);
+ sin_val = sin(radians);
+ cos_val = cos(radians);
+ }
+
+ if (!matrix_is_affine(dst)) {
+ matrix_load_identity(&mat);
+ mat.m[0] = cos_val; mat.m[1] = sin_val;
+ mat.m[3] = -sin_val; mat.m[4] = cos_val;
+
+ matrix_mult(dst, &mat);
+ } else {
+ VGfloat m11 = cos_val*dst->m[0] + sin_val*dst->m[3];
+ VGfloat m12 = cos_val*dst->m[1] + sin_val*dst->m[4];
+ VGfloat m21 = -sin_val*dst->m[0] + cos_val*dst->m[3];
+ VGfloat m22 = -sin_val*dst->m[1] + cos_val*dst->m[4];
+ dst->m[0] = m11; dst->m[1] = m12;
+ dst->m[3] = m21; dst->m[4] = m22;
+ }
+}
+
+
+static INLINE VGfloat matrix_determinant(struct matrix *mat)
+{
+ return mat->m[0]*(mat->m[8]*mat->m[4]-mat->m[7]*mat->m[5]) -
+ mat->m[3]*(mat->m[8]*mat->m[1]-mat->m[7]*mat->m[2])+
+ mat->m[6]*(mat->m[5]*mat->m[1]-mat->m[4]*mat->m[2]);
+}
+
+
+static INLINE void matrix_adjoint(struct matrix *mat)
+{
+ VGfloat h[9];
+ h[0] = mat->m[4]*mat->m[8] - mat->m[5]*mat->m[7];
+ h[3] = mat->m[5]*mat->m[6] - mat->m[3]*mat->m[8];
+ h[6] = mat->m[3]*mat->m[7] - mat->m[4]*mat->m[6];
+ h[1] = mat->m[2]*mat->m[7] - mat->m[1]*mat->m[8];
+ h[4] = mat->m[0]*mat->m[8] - mat->m[2]*mat->m[6];
+ h[7] = mat->m[1]*mat->m[6] - mat->m[0]*mat->m[7];
+ h[2] = mat->m[1]*mat->m[5] - mat->m[2]*mat->m[4];
+ h[5] = mat->m[2]*mat->m[3] - mat->m[0]*mat->m[5];
+ h[8] = mat->m[0]*mat->m[4] - mat->m[1]*mat->m[3];
+
+
+ memcpy(mat->m, h, sizeof(VGfloat) * 9);
+}
+
+static INLINE void matrix_divs(struct matrix *mat,
+ VGfloat s)
+{
+ mat->m[0] /= s;
+ mat->m[1] /= s;
+ mat->m[2] /= s;
+ mat->m[3] /= s;
+ mat->m[4] /= s;
+ mat->m[5] /= s;
+ mat->m[6] /= s;
+ mat->m[7] /= s;
+ mat->m[8] /= s;
+}
+
+static INLINE VGboolean matrix_invert(struct matrix *mat)
+{
+ VGfloat det = matrix_determinant(mat);
+
+ if (floatIsZero(det))
+ return VG_FALSE;
+
+ matrix_adjoint(mat);
+ matrix_divs(mat, det);
+ return VG_TRUE;
+}
+
+static INLINE VGboolean matrix_is_invertible(struct matrix *mat)
+{
+ return !floatIsZero(matrix_determinant(mat));
+}
+
+
+static INLINE VGboolean matrix_square_to_quad(VGfloat dx0, VGfloat dy0,
+ VGfloat dx1, VGfloat dy1,
+ VGfloat dx3, VGfloat dy3,
+ VGfloat dx2, VGfloat dy2,
+ struct matrix *mat)
+{
+ VGfloat ax = dx0 - dx1 + dx2 - dx3;
+ VGfloat ay = dy0 - dy1 + dy2 - dy3;
+
+ if (floatIsZero(ax) && floatIsZero(ay)) {
+ /* affine case */
+ matrix_inits(mat,
+ dx1 - dx0, dy1 - dy0, 0,
+ dx2 - dx1, dy2 - dy1, 0,
+ dx0, dy0, 1);
+ } else {
+ VGfloat a, b, c, d, e, f, g, h;
+ VGfloat ax1 = dx1 - dx2;
+ VGfloat ax2 = dx3 - dx2;
+ VGfloat ay1 = dy1 - dy2;
+ VGfloat ay2 = dy3 - dy2;
+
+ /* determinants */
+ VGfloat gtop = ax * ay2 - ax2 * ay;
+ VGfloat htop = ax1 * ay - ax * ay1;
+ VGfloat bottom = ax1 * ay2 - ax2 * ay1;
+
+ if (!bottom)
+ return VG_FALSE;
+
+ g = gtop / bottom;
+ h = htop / bottom;
+
+ a = dx1 - dx0 + g * dx1;
+ b = dx3 - dx0 + h * dx3;
+ c = dx0;
+ d = dy1 - dy0 + g * dy1;
+ e = dy3 - dy0 + h * dy3;
+ f = dy0;
+
+ matrix_inits(mat,
+ a, d, g,
+ b, e, h,
+ c, f, 1.f);
+ }
+
+ return VG_TRUE;
+}
+
+static INLINE VGboolean matrix_quad_to_square(VGfloat sx0, VGfloat sy0,
+ VGfloat sx1, VGfloat sy1,
+ VGfloat sx2, VGfloat sy2,
+ VGfloat sx3, VGfloat sy3,
+ struct matrix *mat)
+{
+ if (!matrix_square_to_quad(sx0, sy0, sx1, sy1,
+ sx2, sy2, sx3, sy3,
+ mat))
+ return VG_FALSE;
+
+ return matrix_invert(mat);
+}
+
+
+static INLINE VGboolean matrix_quad_to_quad(VGfloat dx0, VGfloat dy0,
+ VGfloat dx1, VGfloat dy1,
+ VGfloat dx2, VGfloat dy2,
+ VGfloat dx3, VGfloat dy3,
+ VGfloat sx0, VGfloat sy0,
+ VGfloat sx1, VGfloat sy1,
+ VGfloat sx2, VGfloat sy2,
+ VGfloat sx3, VGfloat sy3,
+ struct matrix *mat)
+{
+ struct matrix sqr_to_qd;
+
+ if (!matrix_square_to_quad(dx0, dy0, dx1, dy1,
+ dx2, dy2, dx3, dy3,
+ mat))
+ return VG_FALSE;
+
+ if (!matrix_quad_to_square(sx0, sy0, sx1, sy1,
+ sx2, sy2, sx3, sy3,
+ &sqr_to_qd))
+ return VG_FALSE;
+
+ matrix_mult(mat, &sqr_to_qd);
+
+ return VG_TRUE;
+}
+
+
+static INLINE VGboolean null_line(const VGfloat *l)
+{
+ return floatsEqual(l[0], l[2]) && floatsEqual(l[1], l[3]);
+}
+
+static INLINE void line_normal(float *l, float *norm)
+{
+ norm[0] = l[0];
+ norm[1] = l[1];
+
+ norm[2] = l[0] + (l[3] - l[1]);
+ norm[3] = l[1] - (l[2] - l[0]);
+}
+
+static INLINE void line_normalize(float *l)
+{
+ float x = l[2] - l[0];
+ float y = l[3] - l[1];
+ float len = sqrt(x*x + y*y);
+ l[2] = l[0] + x/len;
+ l[3] = l[1] + y/len;
+}
+
+static INLINE VGfloat line_length(VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2)
+{
+ VGfloat x = x2 - x1;
+ VGfloat y = y2 - y1;
+ return sqrt(x*x + y*y);
+}
+
+static INLINE VGfloat line_lengthv(const VGfloat *l)
+{
+ VGfloat x = l[2] - l[0];
+ VGfloat y = l[3] - l[1];
+ return sqrt(x*x + y*y);
+}
+
+
+static INLINE void line_point_at(float *l, float t, float *pt)
+{
+ float dx = l[2] - l[0];
+ float dy = l[3] - l[1];
+
+ pt[0] = l[0] + dx * t;
+ pt[1] = l[1] + dy * t;
+}
+
+static INLINE void vector_unit(float *vec)
+{
+ float len = sqrt(vec[0] * vec[0] + vec[1] * vec[1]);
+ vec[0] /= len;
+ vec[1] /= len;
+}
+
+static INLINE void line_normal_vector(float *line, float *vec)
+{
+ VGfloat normal[4];
+
+ line_normal(line, normal);
+
+ vec[0] = normal[2] - normal[0];
+ vec[1] = normal[3] - normal[1];
+
+ vector_unit(vec);
+}
+
+#endif
diff --git a/src/gallium/state_trackers/vega/paint.c b/src/gallium/state_trackers/vega/paint.c
new file mode 100644
index 0000000000..04a6ba9cdc
--- /dev/null
+++ b/src/gallium/state_trackers/vega/paint.c
@@ -0,0 +1,699 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "paint.h"
+
+#include "shaders_cache.h"
+#include "matrix.h"
+#include "image.h"
+#include "st_inlines.h"
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_inlines.h"
+
+#include "util/u_memory.h"
+#include "util/u_math.h"
+
+#include "cso_cache/cso_context.h"
+
+struct vg_paint {
+ struct vg_object base;
+
+ VGPaintType type;
+
+ struct {
+ VGfloat color[4];
+ VGint colori[4];
+ } solid;
+
+ struct {
+ VGColorRampSpreadMode spread;
+ VGuint color_data[1024];
+ struct {
+ VGfloat coords[4];
+ VGint coordsi[4];
+ } linear;
+ struct {
+ VGfloat vals[5];
+ VGint valsi[5];
+ } radial;
+ struct pipe_texture *texture;
+ struct pipe_sampler_state sampler;
+
+ VGfloat *ramp_stops;
+ VGint *ramp_stopsi;
+ VGint num_stops;
+
+ VGboolean color_ramps_premultiplied;
+ } gradient;
+
+ struct {
+ struct pipe_texture *texture;
+ VGTilingMode tiling_mode;
+ struct pipe_sampler_state sampler;
+ } pattern;
+
+ struct pipe_constant_buffer cbuf;
+ struct pipe_shader_state fs_state;
+ void *fs;
+};
+
+static INLINE VGuint mix_pixels(VGuint p1, VGuint a, VGuint p2, VGuint b)
+{
+ VGuint t = (p1 & 0xff00ff) * a + (p2 & 0xff00ff) * b;
+ t >>= 8; t &= 0xff00ff;
+
+ p1 = ((p1 >> 8) & 0xff00ff) * a + ((p2 >> 8) & 0xff00ff) * b;
+ p1 &= 0xff00ff00; p1 |= t;
+
+ return p1;
+}
+
+static INLINE VGuint float4_to_argb(const VGfloat *clr)
+{
+ return float_to_ubyte(clr[3]) << 24 |
+ float_to_ubyte(clr[0]) << 16 |
+ float_to_ubyte(clr[1]) << 8 |
+ float_to_ubyte(clr[2]) << 0;
+}
+
+static INLINE void create_gradient_data(const VGfloat *ramp_stops,
+ VGint num,
+ VGuint *data,
+ VGint size)
+{
+ VGint i;
+ VGint pos = 0;
+ VGfloat fpos = 0, incr = 1.f / size;
+ VGuint last_color;
+
+ while (fpos < ramp_stops[0]) {
+ data[pos] = float4_to_argb(ramp_stops + 1);
+ fpos += incr;
+ ++pos;
+ }
+
+ for (i = 0; i < num - 1; ++i) {
+ VGint rcur = 5 * i;
+ VGint rnext = 5 * (i + 1);
+ VGfloat delta = 1.f/(ramp_stops[rnext] - ramp_stops[rcur]);
+ while (fpos < ramp_stops[rnext] && pos < size) {
+ VGint dist = 256 * ((fpos - ramp_stops[rcur]) * delta);
+ VGint idist = 256 - dist;
+ VGuint current_color = float4_to_argb(ramp_stops + rcur + 1);
+ VGuint next_color = float4_to_argb(ramp_stops + rnext + 1);
+ data[pos] = mix_pixels(current_color, idist,
+ next_color, dist);
+ fpos += incr;
+ ++pos;
+ }
+ }
+
+ last_color = float4_to_argb(ramp_stops + ((num - 1) * 5 + 1));
+ while (pos < size) {
+ data[pos] = last_color;
+ ++pos;
+ }
+ data[size-1] = last_color;
+}
+
+static INLINE struct pipe_texture *create_gradient_texture(struct vg_paint *p)
+{
+ struct pipe_context *pipe = p->base.ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_texture *tex = 0;
+ struct pipe_texture templ;
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_1D;
+ templ.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ templ.last_level = 0;
+ templ.width[0] = 1024;
+ templ.height[0] = 1;
+ templ.depth[0] = 1;
+ pf_get_block(PIPE_FORMAT_A8R8G8B8_UNORM, &templ.block);
+ templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
+
+ tex = screen->texture_create(screen, &templ);
+
+ { /* upload color_data */
+ struct pipe_transfer *transfer =
+ st_no_flush_get_tex_transfer(p->base.ctx, tex, 0, 0, 0,
+ PIPE_TRANSFER_WRITE, 0, 0, 1024, 1);
+ void *map = screen->transfer_map(screen, transfer);
+ memcpy(map, p->gradient.color_data, sizeof(VGint)*1024);
+ screen->transfer_unmap(screen, transfer);
+ screen->tex_transfer_destroy(transfer);
+ }
+
+ return tex;
+}
+
+struct vg_paint * paint_create(struct vg_context *ctx)
+{
+ struct vg_paint *paint = CALLOC_STRUCT(vg_paint);
+ const VGfloat default_color[] = {0.0f, 0.0f, 0.0f, 1.0f};
+ const VGfloat def_ling[] = {0.0f, 0.0f, 1.0f, 0.0f};
+ const VGfloat def_radg[] = {0.0f, 0.0f, 0.0f, 0.0f, 1.0f};
+ vg_init_object(&paint->base, ctx, VG_OBJECT_PAINT);
+ vg_context_add_object(ctx, VG_OBJECT_PAINT, paint);
+
+ paint->type = VG_PAINT_TYPE_COLOR;
+ memcpy(paint->solid.color, default_color,
+ 4 * sizeof(VGfloat));
+ paint->gradient.spread = VG_COLOR_RAMP_SPREAD_PAD;
+ memcpy(paint->gradient.linear.coords, def_ling,
+ 4 * sizeof(VGfloat));
+ memcpy(paint->gradient.radial.vals, def_radg,
+ 5 * sizeof(VGfloat));
+
+ paint->gradient.sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ paint->gradient.sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ paint->gradient.sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ paint->gradient.sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ paint->gradient.sampler.normalized_coords = 1;
+
+ memcpy(&paint->pattern.sampler,
+ &paint->gradient.sampler,
+ sizeof(struct pipe_sampler_state));
+
+ return paint;
+}
+
+void paint_destroy(struct vg_paint *paint)
+{
+ struct vg_context *ctx = paint->base.ctx;
+ if (paint->pattern.texture)
+ pipe_texture_reference(&paint->pattern.texture, NULL);
+ if (ctx)
+ vg_context_remove_object(ctx, VG_OBJECT_PAINT, paint);
+
+ free(paint->gradient.ramp_stopsi);
+ free(paint->gradient.ramp_stops);
+ free(paint);
+}
+
+void paint_set_color(struct vg_paint *paint,
+ const VGfloat *color)
+{
+ paint->solid.color[0] = color[0];
+ paint->solid.color[1] = color[1];
+ paint->solid.color[2] = color[2];
+ paint->solid.color[3] = color[3];
+
+ paint->solid.colori[0] = FLT_TO_INT(color[0]);
+ paint->solid.colori[1] = FLT_TO_INT(color[1]);
+ paint->solid.colori[2] = FLT_TO_INT(color[2]);
+ paint->solid.colori[3] = FLT_TO_INT(color[3]);
+}
+
+static INLINE void paint_color_buffer(struct vg_paint *paint, void *buffer)
+{
+ VGfloat *map = (VGfloat*)buffer;
+ memcpy(buffer, paint->solid.color, 4 * sizeof(VGfloat));
+ map[4] = 0.f;
+ map[5] = 1.f;
+ map[6] = 2.f;
+ map[7] = 4.f;
+}
+
+static INLINE void paint_linear_gradient_buffer(struct vg_paint *paint, void *buffer)
+{
+ struct vg_context *ctx = paint->base.ctx;
+ VGfloat *map = (VGfloat*)buffer;
+
+ map[0] = paint->gradient.linear.coords[2] - paint->gradient.linear.coords[0];
+ map[1] = paint->gradient.linear.coords[3] - paint->gradient.linear.coords[1];
+ map[2] = 1.f / (map[0] * map[0] + map[1] * map[1]);
+ map[3] = 1.f;
+
+ map[4] = 0.f;
+ map[5] = 1.f;
+ map[6] = 2.f;
+ map[7] = 4.f;
+ {
+ struct matrix mat;
+ struct matrix inv;
+ matrix_load_identity(&mat);
+ matrix_translate(&mat, -paint->gradient.linear.coords[0], -paint->gradient.linear.coords[1]);
+ memcpy(&inv, &ctx->state.vg.fill_paint_to_user_matrix,
+ sizeof(struct matrix));
+ matrix_invert(&inv);
+ matrix_mult(&inv, &mat);
+ memcpy(&mat, &inv,
+ sizeof(struct matrix));
+
+ map[8] = mat.m[0]; map[9] = mat.m[3]; map[10] = mat.m[6]; map[11] = 0.f;
+ map[12] = mat.m[1]; map[13] = mat.m[4]; map[14] = mat.m[7]; map[15] = 0.f;
+ map[16] = mat.m[2]; map[17] = mat.m[5]; map[18] = mat.m[8]; map[19] = 0.f;
+ }
+#if 0
+ debug_printf("Coords (%f, %f, %f, %f)\n",
+ map[0], map[1], map[2], map[3]);
+#endif
+}
+
+
+static INLINE void paint_radial_gradient_buffer(struct vg_paint *paint, void *buffer)
+{
+ VGfloat *radialCoords = paint->gradient.radial.vals;
+ struct vg_context *ctx = paint->base.ctx;
+
+ VGfloat *map = (VGfloat*)buffer;
+
+ map[0] = radialCoords[0] - radialCoords[2];
+ map[1] = radialCoords[1] - radialCoords[3];
+ map[2] = -map[0] * map[0] - map[1] * map[1] +
+ radialCoords[4] * radialCoords[4];
+ map[3] = 1.f;
+
+ map[4] = 0.f;
+ map[5] = 1.f;
+ map[6] = 2.f;
+ map[7] = 4.f;
+
+ {
+ struct matrix mat;
+ struct matrix inv;
+ matrix_load_identity(&mat);
+ matrix_translate(&mat, -radialCoords[2], -radialCoords[3]);
+ memcpy(&inv, &ctx->state.vg.fill_paint_to_user_matrix,
+ sizeof(struct matrix));
+ matrix_invert(&inv);
+ matrix_mult(&inv, &mat);
+ memcpy(&mat, &inv,
+ sizeof(struct matrix));
+
+ map[8] = mat.m[0]; map[9] = mat.m[3]; map[10] = mat.m[6]; map[11] = 0.f;
+ map[12] = mat.m[1]; map[13] = mat.m[4]; map[14] = mat.m[7]; map[15] = 0.f;
+ map[16] = mat.m[2]; map[17] = mat.m[5]; map[18] = mat.m[8]; map[19] = 0.f;
+ }
+
+#if 0
+ debug_printf("Coords (%f, %f, %f, %f)\n",
+ map[0], map[1], map[2], map[3]);
+#endif
+}
+
+
+static INLINE void paint_pattern_buffer(struct vg_paint *paint, void *buffer)
+{
+ struct vg_context *ctx = paint->base.ctx;
+
+ VGfloat *map = (VGfloat *)buffer;
+ memcpy(map, paint->solid.color, 4 * sizeof(VGfloat));
+
+ map[4] = 0.f;
+ map[5] = 1.f;
+ map[6] = paint->pattern.texture->width[0];
+ map[7] = paint->pattern.texture->height[0];
+ {
+ struct matrix mat;
+ memcpy(&mat, &ctx->state.vg.fill_paint_to_user_matrix,
+ sizeof(struct matrix));
+ matrix_invert(&mat);
+ {
+ struct matrix pm;
+ memcpy(&pm, &ctx->state.vg.path_user_to_surface_matrix,
+ sizeof(struct matrix));
+ matrix_invert(&pm);
+ matrix_mult(&pm, &mat);
+ memcpy(&mat, &pm, sizeof(struct matrix));
+ }
+
+ map[8] = mat.m[0]; map[9] = mat.m[3]; map[10] = mat.m[6]; map[11] = 0.f;
+ map[12] = mat.m[1]; map[13] = mat.m[4]; map[14] = mat.m[7]; map[15] = 0.f;
+ map[16] = mat.m[2]; map[17] = mat.m[5]; map[18] = mat.m[8]; map[19] = 0.f;
+ }
+}
+
+void paint_set_type(struct vg_paint *paint, VGPaintType type)
+{
+ paint->type = type;
+}
+
+void paint_set_ramp_stops(struct vg_paint *paint, const VGfloat *stops,
+ int num)
+{
+ const VGfloat default_stops[] = {0.0f, 0.0f, 0.0f, 0.0f, 1.0f,
+ 1.0f, 1.0f, 1.0f, 1.0f, 1.0f};
+ VGint i;
+ const VGint num_stops = num / 5;
+ VGfloat last_coord;
+
+ paint->gradient.num_stops = num;
+ if (num) {
+ free(paint->gradient.ramp_stops);
+ paint->gradient.ramp_stops = malloc(sizeof(VGfloat)*num);
+ memcpy(paint->gradient.ramp_stops, stops, sizeof(VGfloat)*num);
+ } else
+ return;
+
+ /* stops must be in increasing order. the last stop is 1.0. if the
+ * first one is bigger than 1 then the whole sequence is invalid*/
+ if (stops[0] > 1) {
+ stops = default_stops;
+ num = 10;
+ }
+ last_coord = stops[0];
+ for (i = 1; i < num_stops; ++i) {
+ VGint idx = 5 * i;
+ VGfloat coord = stops[idx];
+ if (!floatsEqual(last_coord, coord) && coord < last_coord) {
+ stops = default_stops;
+ num = 10;
+ break;
+ }
+ last_coord = coord;
+ }
+
+ create_gradient_data(stops, num / 5, paint->gradient.color_data,
+ 1024);
+
+ if (paint->gradient.texture) {
+ pipe_texture_reference(&paint->gradient.texture, NULL);
+ paint->gradient.texture = 0;
+ }
+
+ paint->gradient.texture = create_gradient_texture(paint);
+}
+
+void paint_set_colori(struct vg_paint *p,
+ VGuint rgba)
+{
+ p->solid.color[0] = ((rgba >> 24) & 0xff) / 255.f;
+ p->solid.color[1] = ((rgba >> 16) & 0xff) / 255.f;
+ p->solid.color[2] = ((rgba >> 8) & 0xff) / 255.f;
+ p->solid.color[3] = ((rgba >> 0) & 0xff) / 255.f;
+}
+
+VGuint paint_colori(struct vg_paint *p)
+{
+#define F2B(f) (float_to_ubyte(f))
+
+ return ((F2B(p->solid.color[0]) << 24) |
+ (F2B(p->solid.color[1]) << 16) |
+ (F2B(p->solid.color[2]) << 8) |
+ (F2B(p->solid.color[3]) << 0));
+#undef F2B
+}
+
+void paint_set_linear_gradient(struct vg_paint *paint,
+ const VGfloat *coords)
+{
+ memcpy(paint->gradient.linear.coords, coords, sizeof(VGfloat) * 4);
+}
+
+void paint_set_spread_mode(struct vg_paint *paint,
+ VGint mode)
+{
+ paint->gradient.spread = mode;
+ switch(mode) {
+ case VG_COLOR_RAMP_SPREAD_PAD:
+ paint->gradient.sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ break;
+ case VG_COLOR_RAMP_SPREAD_REPEAT:
+ paint->gradient.sampler.wrap_s = PIPE_TEX_WRAP_REPEAT;
+ break;
+ case VG_COLOR_RAMP_SPREAD_REFLECT:
+ paint->gradient.sampler.wrap_s = PIPE_TEX_WRAP_MIRROR_REPEAT;
+ break;
+ }
+}
+
+VGColorRampSpreadMode paint_spread_mode(struct vg_paint *paint)
+{
+ return paint->gradient.spread;
+}
+
+void paint_set_radial_gradient(struct vg_paint *paint,
+ const VGfloat *values)
+{
+ memcpy(paint->gradient.radial.vals, values, sizeof(VGfloat) * 5);
+}
+
+void paint_set_pattern(struct vg_paint *paint,
+ struct vg_image *img)
+{
+ if (paint->pattern.texture)
+ pipe_texture_reference(&paint->pattern.texture, NULL);
+
+ paint->pattern.texture = 0;
+ pipe_texture_reference(&paint->pattern.texture,
+ img->texture);
+}
+
+void paint_set_pattern_tiling(struct vg_paint *paint,
+ VGTilingMode mode)
+{
+ paint->pattern.tiling_mode = mode;
+
+ switch(mode) {
+ case VG_TILE_FILL:
+ paint->pattern.sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_BORDER;
+ paint->pattern.sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_BORDER;
+ break;
+ case VG_TILE_PAD:
+ paint->pattern.sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ paint->pattern.sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ break;
+ case VG_TILE_REPEAT:
+ paint->pattern.sampler.wrap_s = PIPE_TEX_WRAP_REPEAT;
+ paint->pattern.sampler.wrap_t = PIPE_TEX_WRAP_REPEAT;
+ break;
+ case VG_TILE_REFLECT:
+ paint->pattern.sampler.wrap_s = PIPE_TEX_WRAP_MIRROR_REPEAT;
+ paint->pattern.sampler.wrap_t = PIPE_TEX_WRAP_MIRROR_REPEAT;
+ break;
+ default:
+ debug_assert("!Unknown tiling mode");
+ }
+}
+
+void paint_get_color(struct vg_paint *paint,
+ VGfloat *color)
+{
+ color[0] = paint->solid.color[0];
+ color[1] = paint->solid.color[1];
+ color[2] = paint->solid.color[2];
+ color[3] = paint->solid.color[3];
+}
+
+void paint_ramp_stops(struct vg_paint *paint, VGfloat *stops,
+ int num)
+{
+ memcpy(stops, paint->gradient.ramp_stops, sizeof(VGfloat)*num);
+}
+
+void paint_linear_gradient(struct vg_paint *paint,
+ VGfloat *coords)
+{
+ memcpy(coords, paint->gradient.linear.coords, sizeof(VGfloat)*4);
+}
+
+void paint_radial_gradient(struct vg_paint *paint,
+ VGfloat *coords)
+{
+ memcpy(coords, paint->gradient.radial.vals, sizeof(VGfloat)*5);
+}
+
+int paint_num_ramp_stops(struct vg_paint *paint)
+{
+ return paint->gradient.num_stops;
+}
+
+VGPaintType paint_type(struct vg_paint *paint)
+{
+ return paint->type;
+}
+
+void paint_set_coloriv(struct vg_paint *paint,
+ const VGint *color)
+{
+ paint->solid.color[0] = color[0];
+ paint->solid.color[1] = color[1];
+ paint->solid.color[2] = color[2];
+ paint->solid.color[3] = color[3];
+
+ paint->solid.colori[0] = color[0];
+ paint->solid.colori[1] = color[1];
+ paint->solid.colori[2] = color[2];
+ paint->solid.colori[3] = color[3];
+}
+
+void paint_get_coloriv(struct vg_paint *paint,
+ VGint *color)
+{
+ color[0] = paint->solid.colori[0];
+ color[1] = paint->solid.colori[1];
+ color[2] = paint->solid.colori[2];
+ color[3] = paint->solid.colori[3];
+}
+
+void paint_set_color_ramp_premultiplied(struct vg_paint *paint,
+ VGboolean set)
+{
+ paint->gradient.color_ramps_premultiplied = set;
+}
+
+VGboolean paint_color_ramp_premultiplied(struct vg_paint *paint)
+{
+ return paint->gradient.color_ramps_premultiplied;
+}
+
+void paint_set_ramp_stopsi(struct vg_paint *paint, const VGint *stops,
+ int num)
+{
+ if (num) {
+ free(paint->gradient.ramp_stopsi);
+ paint->gradient.ramp_stopsi = malloc(sizeof(VGint)*num);
+ memcpy(paint->gradient.ramp_stopsi, stops, sizeof(VGint)*num);
+ }
+}
+
+void paint_ramp_stopsi(struct vg_paint *paint, VGint *stops,
+ int num)
+{
+ memcpy(stops, paint->gradient.ramp_stopsi, sizeof(VGint)*num);
+}
+
+void paint_set_linear_gradienti(struct vg_paint *paint,
+ const VGint *coords)
+{
+ memcpy(paint->gradient.linear.coordsi, coords, sizeof(VGint) * 4);
+}
+
+void paint_linear_gradienti(struct vg_paint *paint,
+ VGint *coords)
+{
+ memcpy(coords, paint->gradient.linear.coordsi, sizeof(VGint)*4);
+}
+
+void paint_set_radial_gradienti(struct vg_paint *paint,
+ const VGint *values)
+{
+ memcpy(paint->gradient.radial.valsi, values, sizeof(VGint) * 5);
+}
+
+void paint_radial_gradienti(struct vg_paint *paint,
+ VGint *coords)
+{
+ memcpy(coords, paint->gradient.radial.valsi, sizeof(VGint)*5);
+}
+
+VGTilingMode paint_pattern_tiling(struct vg_paint *paint)
+{
+ return paint->pattern.tiling_mode;
+}
+
+VGint paint_bind_samplers(struct vg_paint *paint, struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ switch(paint->type) {
+ case VG_PAINT_TYPE_LINEAR_GRADIENT:
+ case VG_PAINT_TYPE_RADIAL_GRADIENT: {
+ if (paint->gradient.texture) {
+ paint->gradient.sampler.min_img_filter = image_sampler_filter(ctx);
+ paint->gradient.sampler.mag_img_filter = image_sampler_filter(ctx);
+ samplers[0] = &paint->gradient.sampler;
+ textures[0] = paint->gradient.texture;
+ return 1;
+ }
+ }
+ break;
+ case VG_PAINT_TYPE_PATTERN: {
+ memcpy(paint->pattern.sampler.border_color,
+ ctx->state.vg.tile_fill_color,
+ sizeof(VGfloat) * 4);
+ paint->pattern.sampler.min_img_filter = image_sampler_filter(ctx);
+ paint->pattern.sampler.mag_img_filter = image_sampler_filter(ctx);
+ samplers[0] = &paint->pattern.sampler;
+ textures[0] = paint->pattern.texture;
+ return 1;
+ }
+ break;
+ default:
+ samplers[0] = &paint->pattern.sampler; /* dummy */
+ textures[0] = 0;
+ return 0;
+ break;
+ }
+ return 0;
+}
+
+void paint_resolve_type(struct vg_paint *paint)
+{
+ if (paint->type == VG_PAINT_TYPE_PATTERN &&
+ !paint->pattern.texture) {
+ paint->type = VG_PAINT_TYPE_COLOR;
+ }
+}
+
+VGint paint_constant_buffer_size(struct vg_paint *paint)
+{
+ switch(paint->type) {
+ case VG_PAINT_TYPE_COLOR:
+ return 8 * sizeof(VGfloat);/*4 color + 4 constants (0.f,1.f,2.f,4.f)*/
+ break;
+ case VG_PAINT_TYPE_LINEAR_GRADIENT:
+ return 20 * sizeof(VGfloat);
+ break;
+ case VG_PAINT_TYPE_RADIAL_GRADIENT:
+ return 20 * sizeof(VGfloat);
+ break;
+ case VG_PAINT_TYPE_PATTERN:
+ return 20 * sizeof(VGfloat);
+ break;
+ default:
+ debug_printf("Uknown paint type: %d\n", paint->type);
+ }
+
+ return 0;
+}
+
+void paint_fill_constant_buffer(struct vg_paint *paint,
+ void *buffer)
+{
+ switch(paint->type) {
+ case VG_PAINT_TYPE_COLOR:
+ paint_color_buffer(paint, buffer);
+ break;
+ case VG_PAINT_TYPE_LINEAR_GRADIENT:
+ paint_linear_gradient_buffer(paint, buffer);
+ break;
+ case VG_PAINT_TYPE_RADIAL_GRADIENT:
+ paint_radial_gradient_buffer(paint, buffer);
+ break;
+ case VG_PAINT_TYPE_PATTERN:
+ paint_pattern_buffer(paint, buffer);
+ break;
+
+ default:
+ abort();
+ }
+}
diff --git a/src/gallium/state_trackers/vega/paint.h b/src/gallium/state_trackers/vega/paint.h
new file mode 100644
index 0000000000..999b5c167c
--- /dev/null
+++ b/src/gallium/state_trackers/vega/paint.h
@@ -0,0 +1,118 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef PAINT_H
+#define PAINT_H
+
+#include "vg_context.h"
+
+#include "VG/openvg.h"
+#include "pipe/p_state.h"
+
+struct vg_paint;
+struct vg_image;
+struct pipe_sampler_state;
+struct pipe_texture;
+
+struct vg_paint *paint_create(struct vg_context *ctx);
+void paint_destroy(struct vg_paint *paint);
+
+void paint_set_color(struct vg_paint *paint,
+ const VGfloat *color);
+void paint_get_color(struct vg_paint *paint,
+ VGfloat *color);
+
+void paint_set_coloriv(struct vg_paint *paint,
+ const VGint *color);
+void paint_get_coloriv(struct vg_paint *paint,
+ VGint *color);
+
+void paint_set_colori(struct vg_paint *paint,
+ VGuint rgba);
+
+VGuint paint_colori(struct vg_paint *paint);
+
+void paint_set_type(struct vg_paint *paint, VGPaintType type);
+VGPaintType paint_type(struct vg_paint *paint);
+void paint_resolve_type(struct vg_paint *paint);
+
+void paint_set_linear_gradient(struct vg_paint *paint,
+ const VGfloat *coords);
+void paint_linear_gradient(struct vg_paint *paint,
+ VGfloat *coords);
+void paint_set_linear_gradienti(struct vg_paint *paint,
+ const VGint *coords);
+void paint_linear_gradienti(struct vg_paint *paint,
+ VGint *coords);
+
+
+void paint_set_radial_gradient(struct vg_paint *paint,
+ const VGfloat *values);
+void paint_radial_gradient(struct vg_paint *paint,
+ VGfloat *coords);
+void paint_set_radial_gradienti(struct vg_paint *paint,
+ const VGint *values);
+void paint_radial_gradienti(struct vg_paint *paint,
+ VGint *coords);
+
+
+void paint_set_ramp_stops(struct vg_paint *paint, const VGfloat *stops,
+ int num);
+void paint_ramp_stops(struct vg_paint *paint, VGfloat *stops,
+ int num);
+
+void paint_set_ramp_stopsi(struct vg_paint *paint, const VGint *stops,
+ int num);
+void paint_ramp_stopsi(struct vg_paint *paint, VGint *stops,
+ int num);
+
+int paint_num_ramp_stops(struct vg_paint *paint);
+
+void paint_set_spread_mode(struct vg_paint *paint,
+ VGint mode);
+VGColorRampSpreadMode paint_spread_mode(struct vg_paint *paint);
+
+
+void paint_set_pattern(struct vg_paint *paint,
+ struct vg_image *img);
+void paint_set_pattern_tiling(struct vg_paint *paint,
+ VGTilingMode mode);
+VGTilingMode paint_pattern_tiling(struct vg_paint *paint);
+
+void paint_set_color_ramp_premultiplied(struct vg_paint *paint,
+ VGboolean set);
+VGboolean paint_color_ramp_premultiplied(struct vg_paint *paint);
+
+
+VGint paint_bind_samplers(struct vg_paint *paint, struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures);
+
+VGint paint_constant_buffer_size(struct vg_paint *paint);
+void paint_fill_constant_buffer(struct vg_paint *paint,
+ void *buffer);
+
+
+#endif
diff --git a/src/gallium/state_trackers/vega/path.c b/src/gallium/state_trackers/vega/path.c
new file mode 100644
index 0000000000..d04f9d9ae6
--- /dev/null
+++ b/src/gallium/state_trackers/vega/path.c
@@ -0,0 +1,2034 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "path.h"
+
+#include "stroker.h"
+#include "polygon.h"
+#include "bezier.h"
+#include "matrix.h"
+#include "vg_context.h"
+#include "util_array.h"
+#include "arc.h"
+#include "path_utils.h"
+#include "paint.h"
+#include "shader.h"
+
+#include "util/u_memory.h"
+
+#include <assert.h>
+
+#define DEBUG_PATH 0
+
+struct path {
+ struct vg_object base;
+ VGbitfield caps;
+ VGboolean dirty;
+ VGboolean dirty_stroke;
+
+ VGPathDatatype datatype;
+
+ VGfloat scale;
+ VGfloat bias;
+
+ VGint num_segments;
+
+ struct array * segments;
+ struct array * control_points;
+
+ struct {
+ struct polygon_array polygon_array;
+ struct matrix matrix;
+ } fill_polys;
+
+ struct {
+ struct path *path;
+ struct matrix matrix;
+ VGfloat stroke_width;
+ VGfloat miter_limit;
+ VGCapStyle cap_style;
+ VGJoinStyle join_style;
+ } stroked;
+};
+
+
+static INLINE void data_at(void **data,
+ struct path *p,
+ VGint start, VGint count,
+ VGfloat *out)
+{
+ VGPathDatatype dt = p->datatype;
+ VGint i;
+ VGint end = start + count;
+ VGfloat *itr = out;
+
+ switch(dt) {
+ case VG_PATH_DATATYPE_S_8: {
+ VGbyte **bdata = (VGbyte **)data;
+ for (i = start; i < end; ++i) {
+ *itr = (*bdata)[i];
+ ++itr;
+ }
+ *bdata += count;
+ }
+ break;
+ case VG_PATH_DATATYPE_S_16: {
+ VGshort **bdata = (VGshort **)data;
+ for (i = start; i < end; ++i) {
+ *itr = (*bdata)[i];
+ ++itr;
+ }
+ *bdata += count;
+ }
+ break;
+ case VG_PATH_DATATYPE_S_32: {
+ VGint **bdata = (VGint **)data;
+ for (i = start; i < end; ++i) {
+ *itr = (*bdata)[i];
+ ++itr;
+ }
+ *bdata += count;
+ }
+ break;
+ case VG_PATH_DATATYPE_F: {
+ VGfloat **fdata = (VGfloat **)data;
+ for (i = start; i < end; ++i) {
+ *itr = (*fdata)[i];
+ ++itr;
+ }
+ *fdata += count;
+ }
+ break;
+ default:
+ debug_assert(!"Unknown path datatype!");
+ }
+}
+
+
+void vg_float_to_datatype(VGPathDatatype datatype,
+ VGubyte *common_data,
+ const VGfloat *data,
+ VGint num_coords)
+{
+ VGint i;
+ switch(datatype) {
+ case VG_PATH_DATATYPE_S_8: {
+ for (i = 0; i < num_coords; ++i) {
+ common_data[i] = (VGubyte)data[i];
+ }
+ }
+ break;
+ case VG_PATH_DATATYPE_S_16: {
+ VGshort *buf = (VGshort*)common_data;
+ for (i = 0; i < num_coords; ++i) {
+ buf[i] = (VGshort)data[i];
+ }
+ }
+ break;
+ case VG_PATH_DATATYPE_S_32: {
+ VGint *buf = (VGint*)common_data;
+ for (i = 0; i < num_coords; ++i) {
+ buf[i] = (VGint)data[i];
+ }
+ }
+ break;
+ case VG_PATH_DATATYPE_F: {
+ memcpy(common_data, data, sizeof(VGfloat) * num_coords);
+ }
+ break;
+ default:
+ debug_assert(!"Unknown path datatype!");
+ }
+}
+
+static void coords_adjust_by_scale_bias(struct path *p,
+ void *pdata, VGint num_coords,
+ VGfloat scale, VGfloat bias,
+ VGPathDatatype datatype)
+{
+ VGfloat data[8];
+ void *coords = (VGfloat *)pdata;
+ VGubyte *common_data = (VGubyte *)pdata;
+ VGint size_dst = size_for_datatype(datatype);
+ VGint i;
+
+ for (i = 0; i < num_coords; ++i) {
+ data_at(&coords, p, 0, 1, data);
+ data[0] = data[0] * scale + bias;
+ vg_float_to_datatype(datatype, common_data, data, 1);
+ common_data += size_dst;
+ }
+}
+
+struct path * path_create(VGPathDatatype dt, VGfloat scale, VGfloat bias,
+ VGint segmentCapacityHint,
+ VGint coordCapacityHint,
+ VGbitfield capabilities)
+{
+ struct path *path = CALLOC_STRUCT(path);
+
+ vg_init_object(&path->base, vg_current_context(), VG_OBJECT_PATH);
+ path->caps = capabilities & VG_PATH_CAPABILITY_ALL;
+ vg_context_add_object(vg_current_context(), VG_OBJECT_PATH, path);
+
+ path->datatype = dt;
+ path->scale = scale;
+ path->bias = bias;
+
+ path->segments = array_create(size_for_datatype(VG_PATH_DATATYPE_S_8));
+ path->control_points = array_create(size_for_datatype(dt));
+
+ path->dirty = VG_TRUE;
+ path->dirty_stroke = VG_TRUE;
+
+ return path;
+}
+
+void path_destroy(struct path *p)
+{
+ vg_context_remove_object(vg_current_context(), VG_OBJECT_PATH, p);
+
+ array_destroy(p->segments);
+ array_destroy(p->control_points);
+ array_destroy(p->fill_polys.polygon_array.array);
+
+ if (p->stroked.path)
+ path_destroy(p->stroked.path);
+
+ free(p);
+}
+
+VGbitfield path_capabilities(struct path *p)
+{
+ return p->caps;
+}
+
+void path_set_capabilities(struct path *p, VGbitfield bf)
+{
+ p->caps = (bf & VG_PATH_CAPABILITY_ALL);
+}
+
+void path_append_data(struct path *p,
+ VGint numSegments,
+ const VGubyte * pathSegments,
+ const void * pathData)
+{
+ VGint old_segments = p->num_segments;
+ VGint num_new_coords = num_elements_for_segments(pathSegments, numSegments);
+ array_append_data(p->segments, pathSegments, numSegments);
+ array_append_data(p->control_points, pathData, num_new_coords);
+
+ p->num_segments += numSegments;
+ if (!floatsEqual(p->scale, 1.f) || !floatsEqual(p->bias, 0.f)) {
+ VGubyte *coords = (VGubyte*)p->control_points->data;
+ coords_adjust_by_scale_bias(p,
+ coords + old_segments * p->control_points->datatype_size,
+ num_new_coords,
+ p->scale, p->bias, p->datatype);
+ }
+ p->dirty = VG_TRUE;
+ p->dirty_stroke = VG_TRUE;
+}
+
+VGint path_num_segments(struct path *p)
+{
+ return p->num_segments;
+}
+
+static INLINE void map_if_relative(VGfloat ox, VGfloat oy,
+ VGboolean relative,
+ VGfloat *x, VGfloat *y)
+{
+ if (relative) {
+ if (x)
+ *x += ox;
+ if (y)
+ *y += oy;
+ }
+}
+
+static INLINE void close_polygon(struct polygon *current,
+ VGfloat sx, VGfloat sy,
+ VGfloat ox, VGfloat oy,
+ struct matrix *matrix)
+{
+ if (!floatsEqual(sx, ox) ||
+ !floatsEqual(sy, oy)) {
+ VGfloat x0 = sx;
+ VGfloat y0 = sy;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ polygon_vertex_append(current, x0, y0);
+ }
+}
+
+static void convert_path(struct path *p,
+ VGPathDatatype to,
+ void *dst,
+ VGint num_coords)
+{
+ VGfloat data[8];
+ void *coords = (VGfloat *)p->control_points->data;
+ VGubyte *common_data = (VGubyte *)dst;
+ VGint size_dst = size_for_datatype(to);
+ VGint i;
+
+ for (i = 0; i < num_coords; ++i) {
+ data_at(&coords, p, 0, 1, data);
+ vg_float_to_datatype(to, common_data, data, 1);
+ common_data += size_dst;
+ }
+}
+
+
+static void polygon_array_calculate_bounds( struct polygon_array *polyarray )
+{
+ struct array *polys = polyarray->array;
+ VGfloat min_x, max_x;
+ VGfloat min_y, max_y;
+ VGfloat bounds[4];
+ unsigned i;
+
+ assert(polys);
+ assert(polys->num_elements);
+ polygon_bounding_rect((((struct polygon**)polys->data)[0]), bounds);
+ min_x = bounds[0];
+ min_y = bounds[1];
+ max_x = bounds[0] + bounds[2];
+ max_y = bounds[1] + bounds[3];
+ for (i = 1; i < polys->num_elements; ++i) {
+ struct polygon *p = (((struct polygon**)polys->data)[i]);
+ polygon_bounding_rect(p, bounds);
+ min_x = MIN2(min_x, bounds[0]);
+ min_y = MIN2(min_y, bounds[1]);
+ max_x = MAX2(max_x, bounds[0] + bounds[2]);
+ max_y = MAX2(max_y, bounds[1] + bounds[3]);
+ }
+
+ polyarray->min_x = min_x;
+ polyarray->min_y = min_y;
+ polyarray->max_x = max_x;
+ polyarray->max_y = max_y;
+}
+
+
+static struct polygon_array * path_get_fill_polygons(struct path *p, struct matrix *matrix)
+{
+ VGint i;
+ struct polygon *current = 0;
+ VGfloat sx, sy, px, py, ox, oy;
+ VGfloat x0, y0, x1, y1, x2, y2, x3, y3;
+ VGfloat data[8];
+ void *coords = (VGfloat *)p->control_points->data;
+ struct array *array;
+
+ if (p->fill_polys.polygon_array.array)
+ {
+ if (memcmp( &p->fill_polys.matrix,
+ matrix,
+ sizeof *matrix ) == 0 && p->dirty == VG_FALSE)
+ {
+ return &p->fill_polys.polygon_array;
+ }
+ else {
+ array_destroy( p->fill_polys.polygon_array.array );
+ p->fill_polys.polygon_array.array = NULL;
+ }
+ }
+
+ array = array_create(sizeof(struct array*));
+
+ sx = sy = px = py = ox = oy = 0.f;
+
+ current = polygon_create(32);
+
+ for (i = 0; i < p->num_segments; ++i) {
+ VGubyte segment = ((VGubyte*)(p->segments->data))[i];
+ VGint command = SEGMENT_COMMAND(segment);
+ VGboolean relative = SEGMENT_ABS_REL(segment);
+
+ switch(command) {
+ case VG_CLOSE_PATH:
+ close_polygon(current, sx, sy, ox, oy, matrix);
+ ox = sx;
+ oy = sy;
+ break;
+ case VG_MOVE_TO:
+ if (current && polygon_vertex_count(current) > 0) {
+ /* add polygon */
+ close_polygon(current, sx, sy, ox, oy, matrix);
+ array_append_data(array, &current, 1);
+ current = polygon_create(32);
+ }
+ data_at(&coords, p, 0, 2, data);
+ x0 = data[0];
+ y0 = data[1];
+ map_if_relative(ox, oy, relative, &x0, &y0);
+ sx = x0;
+ sy = y0;
+ ox = x0;
+ oy = y0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ polygon_vertex_append(current, x0, y0);
+ break;
+ case VG_LINE_TO:
+ data_at(&coords, p, 0, 2, data);
+ x0 = data[0];
+ y0 = data[1];
+ map_if_relative(ox, oy, relative, &x0, &y0);
+ ox = x0;
+ oy = y0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ polygon_vertex_append(current, x0, y0);
+ break;
+ case VG_HLINE_TO:
+ data_at(&coords, p, 0, 1, data);
+ x0 = data[0];
+ y0 = oy;
+ map_if_relative(ox, oy, relative, &x0, 0);
+ ox = x0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ polygon_vertex_append(current, x0, y0);
+ break;
+ case VG_VLINE_TO:
+ data_at(&coords, p, 0, 1, data);
+ x0 = ox;
+ y0 = data[0];
+ map_if_relative(ox, oy, relative, 0, &y0);
+ oy = y0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ polygon_vertex_append(current, x0, y0);
+ break;
+ case VG_CUBIC_TO: {
+ struct bezier bezier;
+ data_at(&coords, p, 0, 6, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = data[0];
+ y1 = data[1];
+ x2 = data[2];
+ y2 = data[3];
+ x3 = data[4];
+ y3 = data[5];
+ map_if_relative(ox, oy, relative, &x1, &y1);
+ map_if_relative(ox, oy, relative, &x2, &y2);
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ ox = x3;
+ oy = y3;
+ px = x2;
+ py = y2;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ bezier_init(&bezier, x0, y0, x1, y1,
+ x2, y2, x3, y3);
+ bezier_add_to_polygon(&bezier, current);
+ }
+ break;
+ case VG_QUAD_TO: {
+ struct bezier bezier;
+ data_at(&coords, p, 0, 4, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = data[0];
+ y1 = data[1];
+ x3 = data[2];
+ y3 = data[3];
+ map_if_relative(ox, oy, relative, &x1, &y1);
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ px = x1;
+ py = y1;
+ { /* form a cubic out of it */
+ x2 = (x3 + 2*x1) / 3.f;
+ y2 = (y3 + 2*y1) / 3.f;
+ x1 = (x0 + 2*x1) / 3.f;
+ y1 = (y0 + 2*y1) / 3.f;
+ }
+ ox = x3;
+ oy = y3;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ bezier_init(&bezier, x0, y0, x1, y1,
+ x2, y2, x3, y3);
+ bezier_add_to_polygon(&bezier, current);
+ }
+ break;
+ case VG_SQUAD_TO: {
+ struct bezier bezier;
+ data_at(&coords, p, 0, 2, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = 2*ox-px;
+ y1 = 2*oy-py;
+ x3 = data[0];
+ y3 = data[1];
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ px = x1;
+ py = y1;
+ { /* form a cubic out of it */
+ x2 = (x3 + 2*x1) / 3.f;
+ y2 = (y3 + 2*y1) / 3.f;
+ x1 = (x0 + 2*x1) / 3.f;
+ y1 = (y0 + 2*y1) / 3.f;
+ }
+ ox = x3;
+ oy = y3;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ bezier_init(&bezier, x0, y0, x1, y1,
+ x2, y2, x3, y3);
+ bezier_add_to_polygon(&bezier, current);
+ }
+ break;
+ case VG_SCUBIC_TO: {
+ struct bezier bezier;
+ data_at(&coords, p, 0, 4, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = 2*ox-px;
+ y1 = 2*oy-py;
+ x2 = data[0];
+ y2 = data[1];
+ x3 = data[2];
+ y3 = data[3];
+ map_if_relative(ox, oy, relative, &x2, &y2);
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ ox = x3;
+ oy = y3;
+ px = x2;
+ py = y2;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ bezier_init(&bezier, x0, y0, x1, y1,
+ x2, y2, x3, y3);
+ bezier_add_to_polygon(&bezier, current);
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ VGfloat rh, rv, rot;
+ struct arc arc;
+
+ data_at(&coords, p, 0, 5, data);
+ x0 = ox;
+ y0 = oy;
+ rh = data[0];
+ rv = data[1];
+ rot = data[2];
+ x1 = data[3];
+ y1 = data[4];
+ map_if_relative(ox, oy, relative, &x1, &y1);
+#if 0
+ debug_printf("------- ARC (%f, %f), (%f, %f) %f, %f, %f\n",
+ x0, y0, x1, y1, rh, rv, rot);
+#endif
+ arc_init(&arc, command, x0, y0, x1, y1,
+ rh, rv, rot);
+ arc_add_to_polygon(&arc, current,
+ matrix);
+ ox = x1;
+ oy = y1;
+ px = x1;
+ py = y1;
+ }
+ break;
+ default:
+ abort();
+ assert(!"Unknown segment!");
+ }
+ }
+ if (current) {
+ if (polygon_vertex_count(current) > 0) {
+ close_polygon(current, sx, sy, ox, oy, matrix);
+ array_append_data(array, &current, 1);
+ } else
+ polygon_destroy(current);
+ }
+
+ p->fill_polys.polygon_array.array = array;
+ p->fill_polys.matrix = *matrix;
+
+ polygon_array_calculate_bounds( &p->fill_polys.polygon_array );
+
+ p->dirty = VG_FALSE;
+
+ return &p->fill_polys.polygon_array;
+}
+
+VGbyte path_datatype_size(struct path *p)
+{
+ return size_for_datatype(p->datatype);
+}
+
+VGPathDatatype path_datatype(struct path *p)
+{
+ return p->datatype;
+}
+
+VGfloat path_scale(struct path *p)
+{
+ return p->scale;
+}
+
+VGfloat path_bias(struct path *p)
+{
+ return p->bias;
+}
+
+VGint path_num_coords(struct path *p)
+{
+ return num_elements_for_segments((VGubyte*)p->segments->data,
+ p->num_segments);
+}
+
+void path_modify_coords(struct path *p,
+ VGint startIndex,
+ VGint numSegments,
+ const void * pathData)
+{
+ VGubyte *segments = (VGubyte*)(p->segments->data);
+ VGint count = num_elements_for_segments(&segments[startIndex], numSegments);
+ VGint start_cp = num_elements_for_segments(segments, startIndex);
+
+ array_change_data(p->control_points, pathData, start_cp, count);
+ coords_adjust_by_scale_bias(p,
+ ((VGubyte*)p->control_points->data) +
+ (startIndex * p->control_points->datatype_size),
+ path_num_coords(p),
+ p->scale, p->bias, p->datatype);
+ p->dirty = VG_TRUE;
+ p->dirty_stroke = VG_TRUE;
+}
+
+void path_for_each_segment(struct path *path,
+ path_for_each_cb cb,
+ void *user_data)
+{
+ VGint i;
+ struct path_for_each_data p;
+ VGfloat data[8];
+ void *coords = (VGfloat *)path->control_points->data;
+
+ p.coords = data;
+ p.sx = p.sy = p.px = p.py = p.ox = p.oy = 0.f;
+ p.user_data = user_data;
+
+ for (i = 0; i < path->num_segments; ++i) {
+ VGint command;
+ VGboolean relative;
+
+ p.segment = ((VGubyte*)(path->segments->data))[i];
+ command = SEGMENT_COMMAND(p.segment);
+ relative = SEGMENT_ABS_REL(p.segment);
+
+ switch(command) {
+ case VG_CLOSE_PATH:
+ cb(path, &p);
+ break;
+ case VG_MOVE_TO:
+ data_at(&coords, path, 0, 2, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], &data[1]);
+ cb(path, &p);
+ p.sx = data[0];
+ p.sy = data[1];
+ p.ox = data[0];
+ p.oy = data[1];
+ p.px = data[0];
+ p.py = data[1];
+ break;
+ case VG_LINE_TO:
+ data_at(&coords, path, 0, 2, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], &data[1]);
+ cb(path, &p);
+ p.ox = data[0];
+ p.oy = data[1];
+ p.px = data[0];
+ p.py = data[1];
+ break;
+ case VG_HLINE_TO:
+ data_at(&coords, path, 0, 1, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], 0);
+ p.segment = VG_LINE_TO;
+ data[1] = p.oy;
+ cb(path, &p);
+ p.ox = data[0];
+ p.oy = data[1];
+ p.px = data[0];
+ p.py = data[1];
+ break;
+ case VG_VLINE_TO:
+ data_at(&coords, path, 0, 1, data);
+ map_if_relative(p.ox, p.oy, relative, 0, &data[0]);
+ p.segment = VG_LINE_TO;
+ data[1] = data[0];
+ data[0] = p.ox;
+ cb(path, &p);
+ p.ox = data[0];
+ p.oy = data[1];
+ p.px = data[0];
+ p.py = data[1];
+ break;
+ case VG_CUBIC_TO: {
+ data_at(&coords, path, 0, 6, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], &data[1]);
+ map_if_relative(p.ox, p.oy, relative, &data[2], &data[3]);
+ map_if_relative(p.ox, p.oy, relative, &data[4], &data[5]);
+ cb(path, &p);
+ p.px = data[2];
+ p.py = data[3];
+ p.ox = data[4];
+ p.oy = data[5];
+ }
+ break;
+ case VG_QUAD_TO: {
+ data_at(&coords, path, 0, 4, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], &data[1]);
+ map_if_relative(p.ox, p.oy, relative, &data[2], &data[3]);
+ cb(path, &p);
+ p.px = data[0];
+ p.py = data[1];
+ p.ox = data[2];
+ p.oy = data[3];
+ }
+ break;
+ case VG_SQUAD_TO: {
+ data_at(&coords, path, 0, 2, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], &data[1]);
+ cb(path, &p);
+ p.px = 2*p.ox-p.px;
+ p.py = 2*p.oy-p.py;
+ p.ox = data[2];
+ p.oy = data[3];
+ }
+ break;
+ case VG_SCUBIC_TO: {
+ data_at(&coords, path, 0, 4, data);
+ map_if_relative(p.ox, p.oy, relative, &data[0], &data[1]);
+ map_if_relative(p.ox, p.oy, relative, &data[2], &data[3]);
+ cb(path, &p);
+ p.px = data[0];
+ p.py = data[1];
+ p.ox = data[2];
+ p.oy = data[3];
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ data_at(&coords, path, 0, 5, data);
+ map_if_relative(p.ox, p.oy, relative, &data[3], &data[4]);
+#if 0
+ debug_printf("------- ARC (%f, %f), (%f, %f) %f, %f, %f\n",
+ p.ox, p.oy, data[3], data[4], data[0], data[1], data[2]);
+#endif
+ cb(path, &p);
+ p.ox = data[3];
+ p.oy = data[4];
+ p.px = data[3];
+ p.py = data[4];
+ }
+ break;
+ default:
+ abort();
+ assert(!"Unknown segment!");
+ }
+ }
+}
+
+struct transform_data {
+ struct array *segments;
+ struct array *coords;
+
+ struct matrix *matrix;
+
+ VGPathDatatype datatype;
+};
+
+static VGboolean transform_cb(struct path *p,
+ struct path_for_each_data *pd)
+{
+ struct transform_data *td = (struct transform_data *)pd->user_data;
+ VGint num_coords = num_elements_for_segments(&pd->segment, 1);
+ VGubyte segment = SEGMENT_COMMAND(pd->segment);/* abs bit is 0 */
+ VGfloat data[8];
+ VGubyte common_data[sizeof(VGfloat)*8];
+
+ memcpy(data, pd->coords, sizeof(VGfloat) * num_coords);
+
+ switch(segment) {
+ case VG_CLOSE_PATH:
+ break;
+ case VG_MOVE_TO:
+ matrix_map_point(td->matrix,
+ data[0], data[1], &data[0], &data[1]);
+ break;
+ case VG_LINE_TO:
+ matrix_map_point(td->matrix,
+ data[0], data[1], &data[0], &data[1]);
+ break;
+ case VG_HLINE_TO:
+ case VG_VLINE_TO:
+ assert(0);
+ break;
+ case VG_QUAD_TO:
+ matrix_map_point(td->matrix,
+ data[0], data[1], &data[0], &data[1]);
+ matrix_map_point(td->matrix,
+ data[2], data[3], &data[2], &data[3]);
+ break;
+ case VG_CUBIC_TO:
+ matrix_map_point(td->matrix,
+ data[0], data[1], &data[0], &data[1]);
+ matrix_map_point(td->matrix,
+ data[2], data[3], &data[2], &data[3]);
+ matrix_map_point(td->matrix,
+ data[4], data[5], &data[4], &data[5]);
+ break;
+ case VG_SQUAD_TO:
+ matrix_map_point(td->matrix,
+ data[0], data[1], &data[0], &data[1]);
+ break;
+ case VG_SCUBIC_TO:
+ matrix_map_point(td->matrix,
+ data[0], data[1], &data[0], &data[1]);
+ matrix_map_point(td->matrix,
+ data[2], data[3], &data[2], &data[3]);
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ struct arc arc;
+ struct path *path = path_create(td->datatype,
+ 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL);
+ arc_init(&arc, segment,
+ pd->ox, pd->oy, data[3], data[4],
+ data[0], data[1], data[2]);
+
+ arc_to_path(&arc, path, td->matrix);
+
+ num_coords = path_num_coords(path);
+
+ array_append_data(td->segments, path->segments->data,
+ path->num_segments);
+ array_append_data(td->coords, path->control_points->data,
+ num_coords);
+ path_destroy(path);
+
+ return VG_TRUE;
+ }
+ break;
+ default:
+ break;
+ }
+
+ vg_float_to_datatype(td->datatype, common_data, data, num_coords);
+
+ array_append_data(td->segments, &segment, 1);
+ array_append_data(td->coords, common_data, num_coords);
+ return VG_TRUE;
+}
+
+void path_transform(struct path *dst, struct path *src)
+{
+ struct transform_data data;
+ struct vg_context *ctx = dst->base.ctx;
+
+ data.segments = dst->segments;
+ data.coords = dst->control_points;
+ data.matrix = &ctx->state.vg.path_user_to_surface_matrix;
+ data.datatype = dst->datatype;
+
+ path_for_each_segment(src, transform_cb, (void*)&data);
+
+ dst->num_segments = dst->segments->num_elements;
+ dst->dirty = VG_TRUE;
+ dst->dirty_stroke = VG_TRUE;
+}
+
+void path_append_path(struct path *dst,
+ struct path *src)
+{
+ VGint num_coords = path_num_coords(src);
+ void *dst_data = malloc(size_for_datatype(dst->datatype) * num_coords);
+ array_append_data(dst->segments,
+ src->segments->data,
+ src->num_segments);
+ convert_path(src, dst->datatype,
+ dst_data, num_coords);
+ array_append_data(dst->control_points,
+ dst_data,
+ num_coords);
+ free(dst_data);
+
+ dst->num_segments += src->num_segments;
+ dst->dirty = VG_TRUE;
+ dst->dirty_stroke = VG_TRUE;
+}
+
+static INLINE VGboolean is_segment_arc(VGubyte segment)
+{
+ VGubyte scommand = SEGMENT_COMMAND(segment);
+ return (scommand == VG_SCCWARC_TO ||
+ scommand == VG_SCWARC_TO ||
+ scommand == VG_LCCWARC_TO ||
+ scommand == VG_LCWARC_TO);
+}
+
+struct path_iter_data {
+ struct path *path;
+ VGubyte segment;
+ void *coords;
+ VGfloat px, py, ox, oy, sx, sy;
+};
+static INLINE VGubyte normalize_coords(struct path_iter_data *pd,
+ VGint *num_coords,
+ VGfloat *data)
+{
+ VGint command = SEGMENT_COMMAND(pd->segment);
+ VGboolean relative = SEGMENT_ABS_REL(pd->segment);
+
+ switch(command) {
+ case VG_CLOSE_PATH:
+ *num_coords = 0;
+ pd->ox = pd->sx;
+ pd->oy = pd->sy;
+ return VG_CLOSE_PATH;
+ break;
+ case VG_MOVE_TO:
+ data_at(&pd->coords, pd->path, 0, 2, data);
+ map_if_relative(pd->ox, pd->oy, relative, &data[0], &data[1]);
+ pd->sx = data[0];
+ pd->sy = data[1];
+ pd->ox = data[0];
+ pd->oy = data[1];
+ pd->px = data[0];
+ pd->py = data[1];
+ *num_coords = 2;
+ return VG_MOVE_TO_ABS;
+ break;
+ case VG_LINE_TO:
+ data_at(&pd->coords, pd->path, 0, 2, data);
+ map_if_relative(pd->ox, pd->oy, relative, &data[0], &data[1]);
+ pd->ox = data[0];
+ pd->oy = data[1];
+ pd->px = data[0];
+ pd->py = data[1];
+ *num_coords = 2;
+ return VG_LINE_TO_ABS;
+ break;
+ case VG_HLINE_TO:
+ data_at(&pd->coords, pd->path, 0, 1, data);
+ map_if_relative(pd->ox, pd->oy, relative, &data[0], 0);
+ data[1] = pd->oy;
+ pd->ox = data[0];
+ pd->oy = data[1];
+ pd->px = data[0];
+ pd->py = data[1];
+ *num_coords = 2;
+ return VG_LINE_TO_ABS;
+ break;
+ case VG_VLINE_TO:
+ data_at(&pd->coords, pd->path, 0, 1, data);
+ map_if_relative(pd->ox, pd->oy, relative, 0, &data[0]);
+ data[1] = data[0];
+ data[0] = pd->ox;
+ pd->ox = data[0];
+ pd->oy = data[1];
+ pd->px = data[0];
+ pd->py = data[1];
+ *num_coords = 2;
+ return VG_LINE_TO_ABS;
+ break;
+ case VG_CUBIC_TO: {
+ data_at(&pd->coords, pd->path, 0, 6, data);
+ map_if_relative(pd->ox, pd->oy, relative, &data[0], &data[1]);
+ map_if_relative(pd->ox, pd->oy, relative, &data[2], &data[3]);
+ map_if_relative(pd->ox, pd->oy, relative, &data[4], &data[5]);
+ pd->px = data[2];
+ pd->py = data[3];
+ pd->ox = data[4];
+ pd->oy = data[5];
+ *num_coords = 6;
+ return VG_CUBIC_TO_ABS;
+ }
+ break;
+ case VG_QUAD_TO: {
+ VGfloat x0, y0, x1, y1, x2, y2, x3, y3;
+ data_at(&pd->coords, pd->path, 0, 4, data);
+ x0 = pd->ox;
+ y0 = pd->oy;
+ x1 = data[0];
+ y1 = data[1];
+ x3 = data[2];
+ y3 = data[3];
+ map_if_relative(pd->ox, pd->oy, relative, &x1, &y1);
+ map_if_relative(pd->ox, pd->oy, relative, &x3, &y3);
+ pd->px = x1;
+ pd->py = y1;
+ { /* form a cubic out of it */
+ x2 = (x3 + 2*x1) / 3.f;
+ y2 = (y3 + 2*y1) / 3.f;
+ x1 = (x0 + 2*x1) / 3.f;
+ y1 = (y0 + 2*y1) / 3.f;
+ }
+ pd->ox = x3;
+ pd->oy = y3;
+ data[0] = x1;
+ data[1] = y1;
+ data[2] = x2;
+ data[3] = y2;
+ data[4] = x3;
+ data[5] = y3;
+ *num_coords = 6;
+ return VG_CUBIC_TO_ABS;
+ }
+ break;
+ case VG_SQUAD_TO: {
+ VGfloat x0, y0, x1, y1, x2, y2, x3, y3;
+ data_at(&pd->coords, pd->path, 0, 2, data);
+ x0 = pd->ox;
+ y0 = pd->oy;
+ x1 = 2 * pd->ox - pd->px;
+ y1 = 2 * pd->oy - pd->py;
+ x3 = data[0];
+ y3 = data[1];
+ map_if_relative(pd->ox, pd->oy, relative, &x3, &y3);
+ pd->px = x1;
+ pd->py = y1;
+ { /* form a cubic out of it */
+ x2 = (x3 + 2*x1) / 3.f;
+ y2 = (y3 + 2*y1) / 3.f;
+ x1 = (x0 + 2*x1) / 3.f;
+ y1 = (y0 + 2*y1) / 3.f;
+ }
+ pd->ox = x3;
+ pd->oy = y3;
+ data[0] = x1;
+ data[1] = y1;
+ data[2] = x2;
+ data[3] = y2;
+ data[4] = x3;
+ data[5] = y3;
+ *num_coords = 6;
+ return VG_CUBIC_TO_ABS;
+ }
+ break;
+ case VG_SCUBIC_TO: {
+ VGfloat x0, y0, x1, y1, x2, y2, x3, y3;
+ data_at(&pd->coords, pd->path, 0, 4, data);
+ x0 = pd->ox;
+ y0 = pd->oy;
+ x1 = 2*pd->ox-pd->px;
+ y1 = 2*pd->oy-pd->py;
+ x2 = data[0];
+ y2 = data[1];
+ x3 = data[2];
+ y3 = data[3];
+ map_if_relative(pd->ox, pd->oy, relative, &x2, &y2);
+ map_if_relative(pd->ox, pd->oy, relative, &x3, &y3);
+ pd->ox = x3;
+ pd->oy = y3;
+ pd->px = x2;
+ pd->py = y2;
+ data[0] = x1;
+ data[1] = y1;
+ data[2] = x2;
+ data[3] = y2;
+ data[4] = x3;
+ data[5] = y3;
+ *num_coords = 6;
+ return VG_CUBIC_TO_ABS;
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ data_at(&pd->coords, pd->path, 0, 5, data);
+ map_if_relative(pd->ox, pd->oy, relative, &data[3], &data[4]);
+ pd->ox = data[3];
+ pd->oy = data[4];
+ pd->px = data[3];
+ pd->py = data[4];
+ *num_coords = 5;
+ return command | VG_ABSOLUTE;
+ }
+ break;
+ default:
+ abort();
+ assert(!"Unknown segment!");
+ }
+}
+
+static void linearly_interpolate(VGfloat *result,
+ const VGfloat *start,
+ const VGfloat *end,
+ VGfloat amount,
+ VGint number)
+{
+ VGint i;
+ for (i = 0; i < number; ++i) {
+ result[i] = start[i] + (end[i] - start[i]) * amount;
+ }
+}
+
+VGboolean path_interpolate(struct path *dst,
+ struct path *start, struct path *end,
+ VGfloat amount)
+{
+ /* temporary path that we can discard if it will turn
+ * out that start is not compatible with end */
+ struct path *res_path = path_create(dst->datatype,
+ 1.0, 0.0,
+ 0, 0, dst->caps);
+ VGint i;
+ VGfloat start_coords[8];
+ VGfloat end_coords[8];
+ VGfloat results[8];
+ VGubyte common_data[sizeof(VGfloat)*8];
+ struct path_iter_data start_iter, end_iter;
+
+ memset(&start_iter, 0, sizeof(struct path_iter_data));
+ memset(&end_iter, 0, sizeof(struct path_iter_data));
+
+ start_iter.path = start;
+ start_iter.coords = start->control_points->data;
+ end_iter.path = end;
+ end_iter.coords = end->control_points->data;
+
+ for (i = 0; i < start->num_segments; ++i) {
+ VGubyte segment;
+ VGubyte ssegment, esegment;
+ VGint snum_coords, enum_coords;
+ start_iter.segment = ((VGubyte*)(start->segments->data))[i];
+ end_iter.segment = ((VGubyte*)(end->segments->data))[i];
+
+ ssegment = normalize_coords(&start_iter, &snum_coords,
+ start_coords);
+ esegment = normalize_coords(&end_iter, &enum_coords,
+ end_coords);
+
+ if (is_segment_arc(ssegment)) {
+ if (!is_segment_arc(esegment)) {
+ path_destroy(res_path);
+ return VG_FALSE;
+ }
+ if (amount > 0.5)
+ segment = esegment;
+ else
+ segment = ssegment;
+ } else if (is_segment_arc(esegment)) {
+ path_destroy(res_path);
+ return VG_FALSE;
+ }
+ else if (ssegment != esegment) {
+ path_destroy(res_path);
+ return VG_FALSE;
+ }
+ else
+ segment = ssegment;
+
+ linearly_interpolate(results, start_coords, end_coords,
+ amount, snum_coords);
+ vg_float_to_datatype(dst->datatype, common_data, results, snum_coords);
+ path_append_data(res_path, 1, &segment, common_data);
+ }
+
+ path_append_path(dst, res_path);
+ path_destroy(res_path);
+
+ dst->dirty = VG_TRUE;
+ dst->dirty_stroke = VG_TRUE;
+
+ return VG_TRUE;
+}
+
+void path_clear(struct path *p, VGbitfield capabilities)
+{
+ path_set_capabilities(p, capabilities);
+ array_destroy(p->segments);
+ array_destroy(p->control_points);
+ p->segments = array_create(size_for_datatype(VG_PATH_DATATYPE_S_8));
+ p->control_points = array_create(size_for_datatype(p->datatype));
+ p->num_segments = 0;
+ p->dirty = VG_TRUE;
+ p->dirty_stroke = VG_TRUE;
+}
+
+struct path * path_create_stroke(struct path *p,
+ struct matrix *matrix)
+{
+ VGint i;
+ VGfloat sx, sy, px, py, ox, oy;
+ VGfloat x0, y0, x1, y1, x2, y2, x3, y3;
+ VGfloat data[8];
+ void *coords = (VGfloat *)p->control_points->data;
+ int dashed = (p->base.ctx->state.vg.stroke.dash_pattern_num ? 1 : 0);
+ struct dash_stroker stroker;
+ struct vg_state *vg_state = &p->base.ctx->state.vg;
+
+ if (p->stroked.path)
+ {
+ /* ### compare the dash patterns to see if we can cache them.
+ * for now we simply always bail out if the path is dashed.
+ */
+ if (memcmp( &p->stroked.matrix,
+ matrix,
+ sizeof *matrix ) == 0 &&
+ !dashed && !p->dirty_stroke &&
+ floatsEqual(p->stroked.stroke_width, vg_state->stroke.line_width.f) &&
+ floatsEqual(p->stroked.miter_limit, vg_state->stroke.miter_limit.f) &&
+ p->stroked.cap_style == vg_state->stroke.cap_style &&
+ p->stroked.join_style == vg_state->stroke.join_style)
+ {
+ return p->stroked.path;
+ }
+ else {
+ path_destroy( p->stroked.path );
+ p->stroked.path = NULL;
+ }
+ }
+
+
+ sx = sy = px = py = ox = oy = 0.f;
+
+ if (dashed)
+ dash_stroker_init((struct stroker *)&stroker, vg_state);
+ else
+ stroker_init((struct stroker *)&stroker, vg_state);
+
+ stroker_begin((struct stroker *)&stroker);
+
+ for (i = 0; i < p->num_segments; ++i) {
+ VGubyte segment = ((VGubyte*)(p->segments->data))[i];
+ VGint command = SEGMENT_COMMAND(segment);
+ VGboolean relative = SEGMENT_ABS_REL(segment);
+
+ switch(command) {
+ case VG_CLOSE_PATH: {
+ VGfloat x0 = sx;
+ VGfloat y0 = sy;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ stroker_line_to((struct stroker *)&stroker, x0, y0);
+ }
+ break;
+ case VG_MOVE_TO:
+ data_at(&coords, p, 0, 2, data);
+ x0 = data[0];
+ y0 = data[1];
+ map_if_relative(ox, oy, relative, &x0, &y0);
+ sx = x0;
+ sy = y0;
+ ox = x0;
+ oy = y0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ stroker_move_to((struct stroker *)&stroker, x0, y0);
+ break;
+ case VG_LINE_TO:
+ data_at(&coords, p, 0, 2, data);
+ x0 = data[0];
+ y0 = data[1];
+ map_if_relative(ox, oy, relative, &x0, &y0);
+ ox = x0;
+ oy = y0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ stroker_line_to((struct stroker *)&stroker, x0, y0);
+ break;
+ case VG_HLINE_TO:
+ data_at(&coords, p, 0, 1, data);
+ x0 = data[0];
+ y0 = oy;
+ map_if_relative(ox, oy, relative, &x0, 0);
+ ox = x0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ stroker_line_to((struct stroker *)&stroker, x0, y0);
+ break;
+ case VG_VLINE_TO:
+ data_at(&coords, p, 0, 1, data);
+ x0 = ox;
+ y0 = data[0];
+ map_if_relative(ox, oy, relative, 0, &y0);
+ oy = y0;
+ px = x0;
+ py = y0;
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ stroker_line_to((struct stroker *)&stroker, x0, y0);
+ break;
+ case VG_CUBIC_TO: {
+ data_at(&coords, p, 0, 6, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = data[0];
+ y1 = data[1];
+ x2 = data[2];
+ y2 = data[3];
+ x3 = data[4];
+ y3 = data[5];
+ map_if_relative(ox, oy, relative, &x1, &y1);
+ map_if_relative(ox, oy, relative, &x2, &y2);
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ if (floatsEqual(x1, ox) && floatsEqual(y1, oy) &&
+ floatsEqual(x1, x2) && floatsEqual(y1, y2) &&
+ floatsEqual(x2, x3) && floatsEqual(y2, y3)) {
+ /*ignore the empty segment */
+ continue;
+ } else if (floatsEqual(x3, ox) && floatsEqual(y3, oy)) {
+ /* if dup vertex, emit a line */
+ ox = x3;
+ oy = y3;
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_line_to((struct stroker *)&stroker, x3, y3);
+ continue;
+ }
+ ox = x3;
+ oy = y3;
+ px = x2;
+ py = y2;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_curve_to((struct stroker *)&stroker, x1, y1, x2, y2, x3, y3);
+ }
+ break;
+ case VG_QUAD_TO: {
+ data_at(&coords, p, 0, 4, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = data[0];
+ y1 = data[1];
+ x3 = data[2];
+ y3 = data[3];
+ map_if_relative(ox, oy, relative, &x1, &y1);
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ px = x1;
+ py = y1;
+ { /* form a cubic out of it */
+ x2 = (x3 + 2*x1) / 3.f;
+ y2 = (y3 + 2*y1) / 3.f;
+ x1 = (x0 + 2*x1) / 3.f;
+ y1 = (y0 + 2*y1) / 3.f;
+ }
+ if (floatsEqual(x1, ox) && floatsEqual(y1, oy) &&
+ floatsEqual(x1, x2) && floatsEqual(y1, y2) &&
+ floatsEqual(x2, x3) && floatsEqual(y2, y3)) {
+ /*ignore the empty segment */
+ continue;
+ } else if (floatsEqual(x3, ox) && floatsEqual(y3, oy)) {
+ /* if dup vertex, emit a line */
+ ox = x3;
+ oy = y3;
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_line_to((struct stroker *)&stroker, x3, y3);
+ continue;
+ }
+ ox = x3;
+ oy = y3;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_curve_to((struct stroker *)&stroker, x1, y1, x2, y2, x3, y3);
+ }
+ break;
+ case VG_SQUAD_TO: {
+ data_at(&coords, p, 0, 2, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = 2*ox-px;
+ y1 = 2*oy-py;
+ x3 = data[0];
+ y3 = data[1];
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ px = x1;
+ py = y1;
+ { /* form a cubic out of it */
+ x2 = (x3 + 2*x1) / 3.f;
+ y2 = (y3 + 2*y1) / 3.f;
+ x1 = (x0 + 2*x1) / 3.f;
+ y1 = (y0 + 2*y1) / 3.f;
+ }
+ if (floatsEqual(x1, ox) && floatsEqual(y1, oy) &&
+ floatsEqual(x1, x2) && floatsEqual(y1, y2) &&
+ floatsEqual(x2, x3) && floatsEqual(y2, y3)) {
+ /*ignore the empty segment */
+ continue;
+ } else if (floatsEqual(x3, ox) && floatsEqual(y3, oy)) {
+ /* if dup vertex, emit a line */
+ ox = x3;
+ oy = y3;
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_line_to((struct stroker *)&stroker, x3, y3);
+ continue;
+ }
+ ox = x3;
+ oy = y3;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_curve_to((struct stroker *)&stroker, x1, y1, x2, y2, x3, y3);
+ }
+ break;
+ case VG_SCUBIC_TO: {
+ data_at(&coords, p, 0, 4, data);
+ x0 = ox;
+ y0 = oy;
+ x1 = 2*ox-px;
+ y1 = 2*oy-py;
+ x2 = data[0];
+ y2 = data[1];
+ x3 = data[2];
+ y3 = data[3];
+ map_if_relative(ox, oy, relative, &x2, &y2);
+ map_if_relative(ox, oy, relative, &x3, &y3);
+ if (floatsEqual(x1, ox) && floatsEqual(y1, oy) &&
+ floatsEqual(x1, x2) && floatsEqual(y1, y2) &&
+ floatsEqual(x2, x3) && floatsEqual(y2, y3)) {
+ /*ignore the empty segment */
+ continue;
+ } else if (floatsEqual(x3, ox) && floatsEqual(y3, oy)) {
+ /* if dup vertex, emit a line */
+ ox = x3;
+ oy = y3;
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_line_to((struct stroker *)&stroker, x3, y3);
+ continue;
+ }
+ ox = x3;
+ oy = y3;
+ px = x2;
+ py = y2;
+ assert(matrix_is_affine(matrix));
+ matrix_map_point(matrix, x0, y0, &x0, &y0);
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ matrix_map_point(matrix, x2, y2, &x2, &y2);
+ matrix_map_point(matrix, x3, y3, &x3, &y3);
+ stroker_curve_to((struct stroker *)&stroker, x1, y1, x2, y2, x3, y3);
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ VGfloat rh, rv, rot;
+ struct arc arc;
+
+ data_at(&coords, p, 0, 5, data);
+ x0 = ox;
+ y0 = oy;
+ rh = data[0];
+ rv = data[1];
+ rot = data[2];
+ x1 = data[3];
+ y1 = data[4];
+ map_if_relative(ox, oy, relative, &x1, &y1);
+ if (floatsEqual(x1, ox) && floatsEqual(y1, oy)) {
+ /* if dup vertex, emit a line */
+ ox = x1;
+ oy = y1;
+ matrix_map_point(matrix, x1, y1, &x1, &y1);
+ stroker_line_to((struct stroker *)&stroker, x1, y1);
+ continue;
+ }
+ arc_init(&arc, command, x0, y0, x1, y1,
+ rh, rv, rot);
+ arc_stroke_cb(&arc, (struct stroker *)&stroker,
+ matrix);
+ ox = x1;
+ oy = y1;
+ px = x1;
+ py = y1;
+ }
+ break;
+ default:
+ abort();
+ assert(!"Unknown segment!");
+ }
+ }
+
+ stroker_end((struct stroker *)&stroker);
+
+ if (dashed)
+ dash_stroker_cleanup((struct dash_stroker *)&stroker);
+ else
+ stroker_cleanup((struct stroker *)&stroker);
+
+ p->stroked.path = stroker.base.path;
+ p->stroked.matrix = *matrix;
+ p->dirty_stroke = VG_FALSE;
+ p->stroked.stroke_width = vg_state->stroke.line_width.f;
+ p->stroked.miter_limit = vg_state->stroke.miter_limit.f;
+ p->stroked.cap_style = vg_state->stroke.cap_style;
+ p->stroked.join_style = vg_state->stroke.join_style;
+
+ return stroker.base.path;
+}
+
+void path_render(struct path *p, VGbitfield paintModes)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *mat = &ctx->state.vg.path_user_to_surface_matrix;
+
+ vg_validate_state(ctx);
+
+ shader_set_drawing_image(ctx->shader, VG_FALSE);
+ shader_set_image(ctx->shader, 0);
+#if 0
+ fprintf(stderr, "Matrix(11=%f 12=%f 13=%f 21=%f 22=%f 23=%f 31=%f 32=%f 33=%f)\n",
+ mat->m[0], mat->m[1], mat->m[2],
+ mat->m[3], mat->m[4], mat->m[5],
+ mat->m[6], mat->m[7], mat->m[8]);
+#endif
+ if (paintModes & VG_FILL_PATH) {
+ /* First the fill */
+ shader_set_paint(ctx->shader, ctx->state.vg.fill_paint);
+ shader_bind(ctx->shader);
+ path_fill(p, mat);
+ }
+
+ if (paintModes & VG_STROKE_PATH){
+ /* 8.7.5: "line width less than or equal to 0 prevents stroking from
+ * taking place."*/
+ if (ctx->state.vg.stroke.line_width.f <= 0)
+ return;
+ shader_set_paint(ctx->shader, ctx->state.vg.stroke_paint);
+ shader_bind(ctx->shader);
+ path_stroke(p);
+ }
+}
+
+void path_fill(struct path *p, struct matrix *mat)
+{
+ struct vg_context *ctx = vg_current_context();
+ {
+ struct polygon_array *polygon_array = path_get_fill_polygons(p, mat);
+ struct array *polys = polygon_array->array;
+
+ if (!polygon_array || !polys || !polys->num_elements) {
+ return;
+ }
+ polygon_array_fill(polygon_array, ctx);
+ }
+}
+
+void path_stroke(struct path *p)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct matrix *mat = &ctx->state.vg.path_user_to_surface_matrix;
+ VGFillRule old_fill = ctx->state.vg.fill_rule;
+ struct matrix identity;
+ struct path *stroke;
+
+ matrix_load_identity(&identity);
+ stroke = path_create_stroke(p, &identity);
+ if (stroke && !path_is_empty(stroke)) {
+ ctx->state.vg.fill_rule = VG_NON_ZERO;
+
+ path_fill(stroke, mat);
+
+ ctx->state.vg.fill_rule = old_fill;
+ }
+}
+
+void path_move_to(struct path *p, float x, float y)
+{
+ VGubyte segment = VG_MOVE_TO_ABS;
+ VGubyte common_data[sizeof(VGfloat) * 2];
+ VGfloat data[2] = {x, y};
+
+ vg_float_to_datatype(p->datatype, common_data, data, 2);
+ path_append_data(p, 1, &segment, common_data);
+}
+
+void path_line_to(struct path *p, float x, float y)
+{
+ VGubyte segment = VG_LINE_TO_ABS;
+ VGubyte common_data[sizeof(VGfloat) * 2];
+ VGfloat data[2] = {x, y};
+
+ vg_float_to_datatype(p->datatype, common_data, data, 2);
+
+ path_append_data(p, 1, &segment, common_data);
+}
+
+void path_cubic_to(struct path *p, float px1, float py1,
+ float px2, float py2,
+ float x, float y)
+{
+ VGubyte segment = VG_CUBIC_TO_ABS;
+ VGubyte common_data[sizeof(VGfloat) * 6];
+ VGfloat data[6];
+
+ data[0] = px1; data[1] = py1;
+ data[2] = px2; data[3] = py2;
+ data[4] = x; data[5] = y;
+
+ vg_float_to_datatype(p->datatype, common_data, data, 6);
+
+ path_append_data(p, 1, &segment, common_data);
+}
+
+static INLINE void line_bounds(VGfloat *line /*x1,y1,x2,y2*/,
+ VGfloat *bounds)
+{
+ bounds[0] = MIN2(line[0], line[2]);
+ bounds[1] = MIN2(line[1], line[3]);
+ bounds[2] = MAX2(line[0], line[2]) - bounds[0];
+ bounds[3] = MAX2(line[1], line[3]) - bounds[1];
+}
+
+static INLINE void unite_bounds(VGfloat *bounds,
+ VGfloat *el)
+{
+ VGfloat cx1, cy1, cx2, cy2;
+ VGfloat nx1, ny1, nx2, ny2;
+
+ cx1 = bounds[0];
+ cy1 = bounds[1];
+ cx2 = bounds[0] + bounds[2];
+ cy2 = bounds[1] + bounds[3];
+
+ nx1 = el[0];
+ ny1 = el[1];
+ nx2 = el[0] + el[2];
+ ny2 = el[1] + el[3];
+
+ bounds[0] = MIN2(cx1, nx1);
+ bounds[1] = MIN2(cy1, ny1);
+ bounds[2] = MAX2(cx2, nx2) - bounds[0];
+ bounds[3] = MAX2(cy2, ny2) - bounds[1];
+}
+
+static INLINE void set_bounds(VGfloat *bounds,
+ VGfloat *element_bounds,
+ VGboolean *initialized)
+{
+ if (!(*initialized)) {
+ memcpy(bounds, element_bounds, 4 * sizeof(VGfloat));
+ *initialized = VG_TRUE;
+ } else
+ unite_bounds(bounds, element_bounds);
+}
+
+void path_bounding_rect(struct path *p, float *x, float *y,
+ float *w, float *h)
+{
+ VGint i;
+ VGfloat coords[8];
+ struct path_iter_data iter;
+ VGint num_coords;
+ VGfloat bounds[4];
+ VGfloat element_bounds[4];
+ VGfloat ox, oy;
+ VGboolean bounds_inited = VG_FALSE;
+
+ memset(&iter, 0, sizeof(struct path_iter_data));
+ memset(&bounds, 0, sizeof(bounds));
+
+ if (!p->num_segments) {
+ bounds[2] = -1;
+ bounds[3] = -1;
+ }
+
+
+ iter.path = p;
+ iter.coords = p->control_points->data;
+
+ for (i = 0; i < p->num_segments; ++i) {
+ VGubyte segment;
+ iter.segment = ((VGubyte*)(p->segments->data))[i];
+
+ ox = iter.ox;
+ oy = iter.oy;
+
+ segment = normalize_coords(&iter, &num_coords, coords);
+
+ switch(segment) {
+ case VG_CLOSE_PATH:
+ case VG_MOVE_TO_ABS:
+ break;
+ case VG_LINE_TO_ABS: {
+ VGfloat line[4] = {ox, oy, coords[0], coords[1]};
+ line_bounds(line, element_bounds);
+ set_bounds(bounds, element_bounds, &bounds_inited);
+ }
+ break;
+ case VG_CUBIC_TO_ABS: {
+ struct bezier bezier;
+ bezier_init(&bezier, ox, oy,
+ coords[0], coords[1],
+ coords[2], coords[3],
+ coords[4], coords[5]);
+ bezier_exact_bounds(&bezier, element_bounds);
+ set_bounds(bounds, element_bounds, &bounds_inited);
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ struct arc arc;
+ struct matrix identity;
+ struct path *path = path_create(VG_PATH_DATATYPE_F,
+ 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL);
+
+ matrix_load_identity(&identity);
+ arc_init(&arc, segment,
+ ox, oy, coords[3], coords[4],
+ coords[0], coords[1], coords[2]);
+
+ arc_to_path(&arc, path, &identity);
+
+ path_bounding_rect(path, element_bounds + 0, element_bounds + 1,
+ element_bounds + 2, element_bounds + 3);
+ set_bounds(bounds, element_bounds, &bounds_inited);
+ }
+ break;
+ default:
+ assert(0);
+ }
+ }
+
+ *x = bounds[0];
+ *y = bounds[1];
+ *w = bounds[2];
+ *h = bounds[3];
+}
+
+float path_length(struct path *p, int start_segment, int num_segments)
+{
+ VGint i;
+ VGfloat coords[8];
+ struct path_iter_data iter;
+ VGint num_coords;
+ VGfloat length = 0;
+ VGfloat ox, oy;
+ VGboolean in_range = VG_FALSE;
+
+ memset(&iter, 0, sizeof(struct path_iter_data));
+
+ iter.path = p;
+ iter.coords = p->control_points->data;
+
+ for (i = 0; i < (start_segment + num_segments); ++i) {
+ VGubyte segment;
+
+ iter.segment = ((VGubyte*)(p->segments->data))[i];
+
+ ox = iter.ox;
+ oy = iter.oy;
+
+ segment = normalize_coords(&iter, &num_coords, coords);
+
+ in_range = (i >= start_segment) && i <= (start_segment + num_segments);
+ if (!in_range)
+ continue;
+
+ switch(segment) {
+ case VG_MOVE_TO_ABS:
+ break;
+ case VG_CLOSE_PATH: {
+ VGfloat line[4] = {ox, oy, iter.sx, iter.sy};
+ length += line_lengthv(line);
+ }
+ break;
+ case VG_LINE_TO_ABS: {
+ VGfloat line[4] = {ox, oy, coords[0], coords[1]};
+ length += line_lengthv(line);
+ }
+ break;
+ case VG_CUBIC_TO_ABS: {
+ struct bezier bezier;
+ bezier_init(&bezier, ox, oy,
+ coords[0], coords[1],
+ coords[2], coords[3],
+ coords[4], coords[5]);
+ length += bezier_length(&bezier, BEZIER_DEFAULT_ERROR);
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ struct arc arc;
+ struct matrix identity;
+ struct path *path = path_create(VG_PATH_DATATYPE_F,
+ 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL);
+
+ matrix_load_identity(&identity);
+ arc_init(&arc, segment,
+ ox, oy, coords[3], coords[4],
+ coords[0], coords[1], coords[2]);
+
+ arc_to_path(&arc, path, &identity);
+
+ length += path_length(path, 0, path_num_segments(path));
+ }
+ break;
+ default:
+ assert(0);
+ }
+ }
+
+ return length;
+}
+
+static INLINE VGboolean point_on_current_segment(VGfloat distance,
+ VGfloat length,
+ VGfloat segment_length)
+{
+ return
+ (((floatIsZero(distance) || distance < 0) && floatIsZero(length)) ||
+ ((distance > length || floatsEqual(distance, length)) &&
+ (floatsEqual(distance, length + segment_length) ||
+ distance < (length + segment_length))));
+}
+
+static VGboolean path_point_segment(struct path_iter_data iter,
+ struct path_iter_data prev_iter,
+ VGfloat coords[8],
+ VGfloat distance,
+ VGfloat length, VGfloat *current_length,
+ VGfloat *point, VGfloat *normal)
+{
+ switch (iter.segment) {
+ case VG_MOVE_TO_ABS:
+ break;
+ case VG_CLOSE_PATH: {
+ VGfloat line[4] = {prev_iter.ox, prev_iter.oy, iter.sx, iter.sy};
+ VGboolean on_current_segment = VG_FALSE;
+ *current_length = line_lengthv(line);
+ on_current_segment = point_on_current_segment(distance,
+ length,
+ *current_length);
+ if (on_current_segment) {
+ VGfloat at = (distance - length) / line_lengthv(line);
+ line_normal_vector(line, normal);
+ line_point_at(line, at, point);
+ return VG_TRUE;
+ }
+ }
+ break;
+ case VG_LINE_TO_ABS: {
+ VGfloat line[4] = {prev_iter.ox, prev_iter.oy, coords[0], coords[1]};
+ VGboolean on_current_segment = VG_FALSE;
+ *current_length = line_lengthv(line);
+ on_current_segment = point_on_current_segment(distance,
+ length,
+ *current_length);
+ if (on_current_segment) {
+ VGfloat at = (distance - length) / line_lengthv(line);
+ line_normal_vector(line, normal);
+ line_point_at(line, at, point);
+ return VG_TRUE;
+ }
+ }
+ break;
+ case VG_CUBIC_TO_ABS: {
+ struct bezier bezier;
+ bezier_init(&bezier, prev_iter.ox, prev_iter.oy,
+ coords[0], coords[1],
+ coords[2], coords[3],
+ coords[4], coords[5]);
+ *current_length = bezier_length(&bezier, BEZIER_DEFAULT_ERROR);
+ if (point_on_current_segment(distance, length, *current_length)) {
+ bezier_point_at_length(&bezier, distance - length,
+ point, normal);
+ return VG_TRUE;
+ }
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ struct arc arc;
+ struct matrix identity;
+ struct path *path = path_create(VG_PATH_DATATYPE_F,
+ 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL);
+
+ matrix_load_identity(&identity);
+ arc_init(&arc, iter.segment,
+ prev_iter.ox, prev_iter.oy, coords[3], coords[4],
+ coords[0], coords[1], coords[2]);
+
+ arc_to_path(&arc, path, &identity);
+
+ *current_length = path_length(path, 0, path_num_segments(path));
+ if (point_on_current_segment(distance, length, *current_length)) {
+ path_point(path, 0, path_num_segments(path),
+ distance - length, point, normal);
+ return VG_TRUE;
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+ return VG_FALSE;
+}
+
+void path_point(struct path *p, VGint start_segment, VGint num_segments,
+ VGfloat distance, VGfloat *point, VGfloat *normal)
+{
+ VGint i;
+ VGfloat coords[8];
+ struct path_iter_data iter, prev_iter;
+ VGint num_coords;
+ VGfloat length = 0;
+ VGfloat current_length = 0;
+
+ memset(&iter, 0, sizeof(struct path_iter_data));
+ memset(&prev_iter, 0, sizeof(struct path_iter_data));
+
+ point[0] = 0;
+ point[1] = 0;
+
+ normal[0] = 0;
+ normal[1] = -1;
+
+ iter.path = p;
+ iter.coords = p->control_points->data;
+ if (distance < 0)
+ distance = 0;
+
+ for (i = 0; i < (start_segment + num_segments); ++i) {
+ VGboolean outside_range = (i < start_segment ||
+ i >= (start_segment + num_segments));
+
+ prev_iter = iter;
+
+ iter.segment = ((VGubyte*)(p->segments->data))[i];
+ iter.segment = normalize_coords(&iter, &num_coords, coords);
+
+ if (outside_range)
+ continue;
+
+ if (path_point_segment(iter, prev_iter, coords,
+ distance, length, &current_length,
+ point, normal))
+ return;
+
+ length += current_length;
+ }
+
+ /*
+ *OpenVG 1.0 - 8.6.11 vgPointAlongPath
+ *
+ * If distance is greater than or equal to the path length
+ *(i.e., the value returned by vgPathLength when called with the same
+ *startSegment and numSegments parameters), the visual ending point of
+ *the path is used.
+ */
+ {
+ switch (iter.segment) {
+ case VG_MOVE_TO_ABS:
+ break;
+ case VG_CLOSE_PATH: {
+ VGfloat line[4] = {prev_iter.ox, prev_iter.oy, iter.sx, iter.sy};
+ line_normal_vector(line, normal);
+ line_point_at(line, 1.f, point);
+ }
+ break;
+ case VG_LINE_TO_ABS: {
+ VGfloat line[4] = {prev_iter.ox, prev_iter.oy, coords[0], coords[1]};
+ line_normal_vector(line, normal);
+ line_point_at(line, 1.f, point);
+ }
+ break;
+ case VG_CUBIC_TO_ABS: {
+ struct bezier bezier;
+ bezier_init(&bezier, prev_iter.ox, prev_iter.oy,
+ coords[0], coords[1],
+ coords[2], coords[3],
+ coords[4], coords[5]);
+ bezier_point_at_t(&bezier, 1.f, point, normal);
+ }
+ break;
+ case VG_SCCWARC_TO:
+ case VG_SCWARC_TO:
+ case VG_LCCWARC_TO:
+ case VG_LCWARC_TO: {
+ struct arc arc;
+ struct matrix identity;
+ struct path *path = path_create(VG_PATH_DATATYPE_F,
+ 1, 0, 0, 0, VG_PATH_CAPABILITY_ALL);
+
+ matrix_load_identity(&identity);
+ arc_init(&arc, iter.segment,
+ prev_iter.ox, prev_iter.oy, coords[3], coords[4],
+ coords[0], coords[1], coords[2]);
+
+ arc_to_path(&arc, path, &identity);
+
+ path_point(path, 0, path_num_segments(path),
+ /* to make sure we're bigger than len * 2 it */
+ 2 * path_length(path, 0, path_num_segments(path)),
+ point, normal);
+ }
+ break;
+ default:
+ assert(0);
+ }
+ }
+}
+
+VGboolean path_is_empty(struct path *p)
+{
+ return p->segments->num_elements == 0;
+}
diff --git a/src/gallium/state_trackers/vega/path.h b/src/gallium/state_trackers/vega/path.h
new file mode 100644
index 0000000000..e34538b736
--- /dev/null
+++ b/src/gallium/state_trackers/vega/path.h
@@ -0,0 +1,126 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef _PATH_H
+#define _PATH_H
+
+#include "VG/openvg.h"
+
+struct path;
+struct polygon;
+struct matrix;
+
+enum fill_rule {
+ ODD_EVEN_FILL,
+ WINDING_FILL
+};
+
+
+struct path_for_each_data {
+ VGubyte segment;
+ /* all coords are absolute, even if segment is relative */
+ const VGfloat *coords;
+ VGfloat sx, sy, ox, oy, px, py;
+ void *user_data;
+};
+
+typedef VGboolean (*path_for_each_cb)(struct path *p,
+ struct path_for_each_data *data);
+
+
+struct path *path_create(VGPathDatatype dt, VGfloat scale, VGfloat bias,
+ VGint segmentCapacityHint,
+ VGint coordCapacityHint,
+ VGbitfield capabilities);
+void path_destroy(struct path *p);
+
+VGbitfield path_capabilities(struct path *p);
+void path_set_capabilities(struct path *p, VGbitfield bf);
+
+void path_append_data(struct path *p,
+ VGint numSegments,
+ const VGubyte * pathSegments,
+ const void * pathData);
+
+void path_append_path(struct path *dst,
+ struct path *src);
+
+VGint path_num_segments(struct path *p);
+
+void path_bounding_rect(struct path *p, float *x, float *y,
+ float *w, float *h);
+float path_length(struct path *p, int start_segment, int num_segments);
+
+void path_set_fill_rule(enum fill_rule fill);
+enum fill_rule path_fill_rule(enum fill_rule fill);
+
+VGboolean path_is_empty(struct path *p);
+
+VGbyte path_datatype_size(struct path *p);
+
+VGPathDatatype path_datatype(struct path *p);
+VGfloat path_scale(struct path *p);
+VGfloat path_bias(struct path *p);
+VGint path_num_coords(struct path *p);
+
+void path_modify_coords(struct path *p,
+ VGint startIndex,
+ VGint numSegments,
+ const void * pathData);
+
+struct path *path_create_stroke(struct path *p,
+ struct matrix *m);
+
+void path_for_each_segment(struct path *path,
+ path_for_each_cb cb,
+ void *user_data);
+
+void path_transform(struct path *dst, struct path *src);
+VGboolean path_interpolate(struct path *dst,
+ struct path *start, struct path *end,
+ VGfloat amount);
+
+void path_clear(struct path *p, VGbitfield capabilities);
+void path_render(struct path *p, VGbitfield paintModes);
+void path_fill(struct path *p, struct matrix *mat);
+void path_stroke(struct path *p);
+
+void path_move_to(struct path *p, float x, float y);
+void path_line_to(struct path *p, float x, float y);
+void path_cubic_to(struct path *p, float px1, float py1,
+ float px2, float py2,
+ float x, float y);
+
+void path_point(struct path *p, VGint startSegment, VGint numSegments,
+ VGfloat distance, VGfloat *point, VGfloat *normal);
+
+
+
+void vg_float_to_datatype(VGPathDatatype datatype,
+ VGubyte *common_data,
+ const VGfloat *data,
+ VGint num_coords);
+#endif
diff --git a/src/gallium/state_trackers/vega/path_utils.h b/src/gallium/state_trackers/vega/path_utils.h
new file mode 100644
index 0000000000..c2b3221dc5
--- /dev/null
+++ b/src/gallium/state_trackers/vega/path_utils.h
@@ -0,0 +1,109 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef PATH_UTILS_H
+#define PATH_UTILS_H
+
+#include "VG/openvg.h"
+
+#define SEGMENT_COMMAND(command) /* Extract segment type */ \
+ ((command) & 0x1e)
+#define SEGMENT_ABS_REL(command) /* Extract absolute/relative bit */ \
+ ((command) & 0x1)
+
+static INLINE VGint size_for_datatype(VGPathDatatype datatype)
+{
+ switch(datatype) {
+ case VG_PATH_DATATYPE_S_8:
+ return 1;
+ case VG_PATH_DATATYPE_S_16:
+ return 2;
+ case VG_PATH_DATATYPE_S_32:
+ return 4;
+ case VG_PATH_DATATYPE_F:
+ return 4;
+ default:
+ assert(!"unknown datatype");
+ }
+ return 0;
+}
+
+static INLINE VGint num_elements_for_segments(const VGubyte *segments,
+ VGint num_segments)
+{
+ VGint i;
+ VGint count = 0;
+
+ for (i = 0; i < num_segments; ++i) {
+ VGubyte segment = segments[i];
+ VGint command = SEGMENT_COMMAND(segment);
+ switch(command) {
+ case VG_CLOSE_PATH:
+ break;
+ case VG_MOVE_TO:
+ count += 2;
+ break;
+ case VG_LINE_TO:
+ count += 2;
+ break;
+ case VG_HLINE_TO:
+ count += 1;
+ break;
+ case VG_VLINE_TO:
+ count += 1;
+ break;
+ case VG_QUAD_TO:
+ count += 4;
+ break;
+ case VG_CUBIC_TO:
+ count += 6;
+ break;
+ case VG_SQUAD_TO:
+ count += 2;
+ break;
+ case VG_SCUBIC_TO:
+ count += 4;
+ break;
+ case VG_SCCWARC_TO:
+ count += 5;
+ break;
+ case VG_SCWARC_TO:
+ count += 5;
+ break;
+ case VG_LCCWARC_TO:
+ count += 5;
+ break;
+ case VG_LCWARC_TO:
+ count += 5;
+ break;
+ default:
+ assert(!"Unknown segment!");
+ }
+ }
+ return count;
+}
+
+#endif
diff --git a/src/gallium/state_trackers/vega/polygon.c b/src/gallium/state_trackers/vega/polygon.c
new file mode 100644
index 0000000000..b6d282d803
--- /dev/null
+++ b/src/gallium/state_trackers/vega/polygon.c
@@ -0,0 +1,550 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "polygon.h"
+
+#include "matrix.h" /*for floatsEqual*/
+#include "vg_context.h"
+#include "vg_state.h"
+#include "paint.h"
+#include "renderer.h"
+#include "util_array.h"
+#include "VG/openvg.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_screen.h"
+
+#include "util/u_draw_quad.h"
+#include "util/u_math.h"
+
+#include <string.h>
+#include <stdlib.h>
+
+#define DEBUG_POLYGON 0
+
+#define COMPONENTS 2
+
+struct polygon
+{
+ VGfloat *data;
+ VGint size;
+
+ VGint num_verts;
+
+ VGboolean dirty;
+ struct pipe_buffer *vbuf;
+ struct pipe_screen *screen;
+};
+
+static float *ptr_to_vertex(float *data, int idx)
+{
+ return data + (idx * COMPONENTS);
+}
+
+#if 0
+static void polygon_print(struct polygon *poly)
+{
+ int i;
+ float *vert;
+ debug_printf("Polygon %p, size = %d\n", poly, poly->num_verts);
+ for (i = 0; i < poly->num_verts; ++i) {
+ vert = ptr_to_vertex(poly->data, i);
+ debug_printf("%f, %f, ", vert[0], vert[1]);
+ }
+ debug_printf("\nend\n");
+}
+#endif
+
+
+struct polygon * polygon_create(int size)
+{
+ struct polygon *poly = (struct polygon*)malloc(sizeof(struct polygon));
+
+ poly->data = malloc(sizeof(float) * COMPONENTS * size);
+ poly->size = size;
+ poly->num_verts = 0;
+ poly->dirty = VG_TRUE;
+ poly->vbuf = NULL;
+
+ return poly;
+}
+
+struct polygon * polygon_create_from_data(float *data, int size)
+{
+ struct polygon *poly = polygon_create(size);
+
+ memcpy(poly->data, data, sizeof(float) * COMPONENTS * size);
+ poly->num_verts = size;
+ poly->dirty = VG_TRUE;
+ poly->vbuf = NULL;
+
+ return poly;
+}
+
+void polygon_destroy(struct polygon *poly)
+{
+ if (poly->vbuf)
+ pipe_buffer_reference(&poly->vbuf, NULL);
+
+ free(poly->data);
+ free(poly);
+}
+
+void polygon_resize(struct polygon *poly, int new_size)
+{
+ float *data = (float*)malloc(sizeof(float) * COMPONENTS * new_size);
+ int size = MIN2(sizeof(float) * COMPONENTS * new_size,
+ sizeof(float) * COMPONENTS * poly->size);
+ memcpy(data, poly->data, size);
+ free(poly->data);
+ poly->data = data;
+ poly->size = new_size;
+ poly->dirty = VG_TRUE;
+}
+
+int polygon_size(struct polygon *poly)
+{
+ return poly->size;
+}
+
+int polygon_vertex_count(struct polygon *poly)
+{
+ return poly->num_verts;
+}
+
+float * polygon_data(struct polygon *poly)
+{
+ return poly->data;
+}
+
+void polygon_vertex_append(struct polygon *p,
+ float x, float y)
+{
+ float *vert;
+#if DEBUG_POLYGON
+ debug_printf("Append vertex [%f, %f]\n", x, y);
+#endif
+ if (p->num_verts >= p->size) {
+ polygon_resize(p, p->size * 2);
+ }
+
+ vert = ptr_to_vertex(p->data, p->num_verts);
+ vert[0] = x;
+ vert[1] = y;
+ ++p->num_verts;
+ p->dirty = VG_TRUE;
+}
+
+void polygon_set_vertex(struct polygon *p, int idx,
+ float x, float y)
+{
+ float *vert;
+ if (idx >= p->num_verts) {
+ /*fixme: error reporting*/
+ abort();
+ return;
+ }
+
+ vert = ptr_to_vertex(p->data, idx);
+ vert[0] = x;
+ vert[1] = y;
+ p->dirty = VG_TRUE;
+}
+
+void polygon_vertex(struct polygon *p, int idx,
+ float *vertex)
+{
+ float *vert;
+ if (idx >= p->num_verts) {
+ /*fixme: error reporting*/
+ abort();
+ return;
+ }
+
+ vert = ptr_to_vertex(p->data, idx);
+ vertex[0] = vert[0];
+ vertex[1] = vert[1];
+}
+
+void polygon_bounding_rect(struct polygon *p,
+ float *rect)
+{
+ int i;
+ float minx, miny, maxx, maxy;
+ float *vert = ptr_to_vertex(p->data, 0);
+ minx = vert[0];
+ maxx = vert[0];
+ miny = vert[1];
+ maxy = vert[1];
+
+ for (i = 1; i < p->num_verts; ++i) {
+ vert = ptr_to_vertex(p->data, i);
+ minx = MIN2(vert[0], minx);
+ miny = MIN2(vert[1], miny);
+
+ maxx = MAX2(vert[0], maxx);
+ maxy = MAX2(vert[1], maxy);
+ }
+
+ rect[0] = minx;
+ rect[1] = miny;
+ rect[2] = maxx - minx;
+ rect[3] = maxy - miny;
+}
+
+int polygon_contains_point(struct polygon *p,
+ float x, float y)
+{
+ return 0;
+}
+
+void polygon_append_polygon(struct polygon *dst,
+ struct polygon *src)
+{
+ if (dst->num_verts + src->num_verts >= dst->size) {
+ polygon_resize(dst, dst->num_verts + src->num_verts * 1.5);
+ }
+ memcpy(ptr_to_vertex(dst->data, dst->num_verts),
+ src->data, src->num_verts * COMPONENTS * sizeof(VGfloat));
+ dst->num_verts += src->num_verts;
+}
+
+VGboolean polygon_is_closed(struct polygon *p)
+{
+ VGfloat start[2], end[2];
+
+ polygon_vertex(p, 0, start);
+ polygon_vertex(p, p->num_verts - 1, end);
+
+ return floatsEqual(start[0], end[0]) && floatsEqual(start[1], end[1]);
+}
+
+static void set_blend_for_fill(struct pipe_blend_state *blend)
+{
+ memset(blend, 0, sizeof(struct pipe_blend_state));
+ blend->colormask = 0; /*disable colorwrites*/
+
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+}
+
+static void draw_polygon(struct vg_context *ctx,
+ struct polygon *poly)
+{
+ int vert_size;
+ struct pipe_context *pipe;
+ struct pipe_vertex_buffer vbuffer;
+ struct pipe_vertex_element velement;
+
+ vert_size = poly->num_verts * COMPONENTS * sizeof(float);
+
+ /*polygon_print(poly);*/
+
+ pipe = ctx->pipe;
+
+ if (poly->vbuf == NULL || poly->dirty) {
+ if (poly->vbuf) {
+ pipe_buffer_reference(&poly->vbuf,
+ NULL);
+ }
+ poly->screen = pipe->screen;
+ poly->vbuf= pipe_user_buffer_create(poly->screen,
+ poly->data,
+ vert_size);
+ poly->dirty = VG_FALSE;
+ }
+
+
+ /* tell pipe about the vertex buffer */
+ memset(&vbuffer, 0, sizeof(vbuffer));
+ vbuffer.buffer = poly->vbuf;
+ vbuffer.stride = COMPONENTS * sizeof(float); /* vertex size */
+ vbuffer.buffer_offset = 0;
+ vbuffer.max_index = poly->num_verts - 1;
+ pipe->set_vertex_buffers(pipe, 1, &vbuffer);
+
+ /* tell pipe about the vertex attributes */
+ velement.src_offset = 0;
+ velement.vertex_buffer_index = 0;
+ velement.src_format = PIPE_FORMAT_R32G32_FLOAT;
+ velement.nr_components = COMPONENTS;
+ pipe->set_vertex_elements(pipe, 1, &velement);
+
+ /* draw */
+ pipe->draw_arrays(pipe, PIPE_PRIM_TRIANGLE_FAN,
+ 0, poly->num_verts);
+}
+
+void polygon_fill(struct polygon *poly, struct vg_context *ctx)
+{
+ struct pipe_depth_stencil_alpha_state dsa;
+ struct pipe_blend_state blend;
+ VGfloat bounds[4];
+ VGfloat min_x, min_y, max_x, max_y;
+ assert(poly);
+ polygon_bounding_rect(poly, bounds);
+ min_x = bounds[0];
+ min_y = bounds[1];
+ max_x = bounds[0] + bounds[2];
+ max_y = bounds[1] + bounds[3];
+
+#if DEBUG_POLYGON
+ debug_printf("Poly bounds are [%f, %f], [%f, %f]\n",
+ min_x, min_y, max_x, max_y);
+#endif
+
+ set_blend_for_fill(&blend);
+
+ memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
+
+ cso_save_blend(ctx->cso_context);
+ cso_save_depth_stencil_alpha(ctx->cso_context);
+
+ dsa.stencil[0].enabled = 1;
+ if (ctx->state.vg.fill_rule == VG_EVEN_ODD) {
+ dsa.stencil[0].writemask = 1;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INVERT;
+ dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = ~0;
+
+ cso_set_blend(ctx->cso_context, &blend);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ draw_polygon(ctx, poly);
+ } else if (ctx->state.vg.fill_rule == VG_NON_ZERO) {
+ struct pipe_screen *screen = ctx->pipe->screen;
+
+ if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
+ /* front */
+ dsa.stencil[0].writemask = ~0;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
+ dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = ~0;
+
+ /* back */
+ dsa.stencil[1].enabled = 1;
+ dsa.stencil[1].writemask = ~0;
+ dsa.stencil[1].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[1].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[1].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
+ dsa.stencil[1].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[1].ref_value = 0;
+ dsa.stencil[1].valuemask = ~0;
+
+ cso_set_blend(ctx->cso_context, &blend);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ draw_polygon(ctx, poly);
+ } else {
+ struct pipe_rasterizer_state raster;
+
+ memcpy(&raster, &ctx->state.g3d.rasterizer, sizeof(struct pipe_rasterizer_state));
+
+ cso_save_rasterizer(ctx->cso_context);
+ dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = ~0;
+
+ raster.cull_mode = raster.front_winding ^ PIPE_WINDING_BOTH;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
+
+ cso_set_blend(ctx->cso_context, &blend);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ cso_set_rasterizer(ctx->cso_context, &raster);
+ draw_polygon(ctx, poly);
+
+ raster.cull_mode = raster.front_winding;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ cso_set_rasterizer(ctx->cso_context, &raster);
+ draw_polygon(ctx, poly);
+
+ cso_restore_rasterizer(ctx->cso_context);
+ }
+ }
+
+ /* restore color writes */
+ cso_restore_blend(ctx->cso_context);
+ /* setup stencil ops */
+ dsa.stencil[0].func = PIPE_FUNC_NOTEQUAL;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_REPLACE;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = dsa.stencil[0].writemask;
+ dsa.stencil[1].enabled = 0;
+ memcpy(&dsa.depth, &ctx->state.g3d.dsa.depth,
+ sizeof(struct pipe_depth_state));
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+
+ /* render the quad to propagate the rendering from stencil */
+ renderer_draw_quad(ctx->renderer, min_x, min_y,
+ max_x, max_y, 0.0f/*depth should be disabled*/);
+
+ cso_restore_depth_stencil_alpha(ctx->cso_context);
+}
+
+void polygon_array_fill(struct polygon_array *polyarray, struct vg_context *ctx)
+{
+ struct array *polys = polyarray->array;
+ struct pipe_depth_stencil_alpha_state dsa;
+ struct pipe_blend_state blend;
+ VGfloat min_x = polyarray->min_x;
+ VGfloat min_y = polyarray->min_y;
+ VGfloat max_x = polyarray->max_x;
+ VGfloat max_y = polyarray->max_y;
+ VGint i;
+
+
+#if DEBUG_POLYGON
+ debug_printf("%s: Poly bounds are [%f, %f], [%f, %f]\n",
+ __FUNCTION__,
+ min_x, min_y, max_x, max_y);
+#endif
+
+ set_blend_for_fill(&blend);
+
+ memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
+
+ cso_save_blend(ctx->cso_context);
+ cso_save_depth_stencil_alpha(ctx->cso_context);
+
+ dsa.stencil[0].enabled = 1;
+ if (ctx->state.vg.fill_rule == VG_EVEN_ODD) {
+ dsa.stencil[0].writemask = 1;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INVERT;
+ dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = ~0;
+
+ cso_set_blend(ctx->cso_context, &blend);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ for (i = 0; i < polys->num_elements; ++i) {
+ struct polygon *poly = (((struct polygon**)polys->data)[i]);
+ draw_polygon(ctx, poly);
+ }
+ } else if (ctx->state.vg.fill_rule == VG_NON_ZERO) {
+ struct pipe_screen *screen = ctx->pipe->screen;
+
+ if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
+ /* front */
+ dsa.stencil[0].writemask = ~0;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
+ dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = ~0;
+
+ /* back */
+ dsa.stencil[1].enabled = 1;
+ dsa.stencil[1].writemask = ~0;
+ dsa.stencil[1].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[1].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[1].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
+ dsa.stencil[1].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[1].ref_value = 0;
+ dsa.stencil[1].valuemask = ~0;
+
+ cso_set_blend(ctx->cso_context, &blend);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ for (i = 0; i < polys->num_elements; ++i) {
+ struct polygon *poly = (((struct polygon**)polys->data)[i]);
+ draw_polygon(ctx, poly);
+ }
+ } else {
+ struct pipe_rasterizer_state raster;
+
+ memcpy(&raster, &ctx->state.g3d.rasterizer, sizeof(struct pipe_rasterizer_state));
+
+ cso_save_rasterizer(ctx->cso_context);
+ dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = ~0;
+
+ raster.cull_mode = raster.front_winding ^ PIPE_WINDING_BOTH;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
+
+ cso_set_blend(ctx->cso_context, &blend);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ cso_set_rasterizer(ctx->cso_context, &raster);
+ for (i = 0; i < polys->num_elements; ++i) {
+ struct polygon *poly = (((struct polygon**)polys->data)[i]);
+ draw_polygon(ctx, poly);
+ }
+
+ raster.cull_mode = raster.front_winding;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+ cso_set_rasterizer(ctx->cso_context, &raster);
+ for (i = 0; i < polys->num_elements; ++i) {
+ struct polygon *poly = (((struct polygon**)polys->data)[i]);
+ draw_polygon(ctx, poly);
+ }
+
+ cso_restore_rasterizer(ctx->cso_context);
+ }
+ }
+
+ /* restore color writes */
+ cso_restore_blend(ctx->cso_context);
+ /* setup stencil ops */
+ dsa.stencil[0].func = PIPE_FUNC_NOTEQUAL;
+ dsa.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE;
+ dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_REPLACE;
+ dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE;
+ dsa.stencil[0].ref_value = 0;
+ dsa.stencil[0].valuemask = dsa.stencil[0].writemask;
+ dsa.stencil[1].enabled = 0;
+ memcpy(&dsa.depth, &ctx->state.g3d.dsa.depth,
+ sizeof(struct pipe_depth_state));
+ cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
+
+ /* render the quad to propagate the rendering from stencil */
+ renderer_draw_quad(ctx->renderer, min_x, min_y,
+ max_x, max_y, 0.0f/*depth should be disabled*/);
+
+ cso_restore_depth_stencil_alpha(ctx->cso_context);
+}
diff --git a/src/gallium/state_trackers/vega/polygon.h b/src/gallium/state_trackers/vega/polygon.h
new file mode 100644
index 0000000000..22672b728e
--- /dev/null
+++ b/src/gallium/state_trackers/vega/polygon.h
@@ -0,0 +1,75 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef POLYGON_H
+#define POLYGON_H
+
+#include "VG/openvg.h"
+
+struct polygon;
+struct vg_context;
+struct vg_paint;
+struct array;
+
+struct polygon *polygon_create(int size);
+struct polygon *polygon_create_from_data(float *data, int size);
+void polygon_destroy(struct polygon *poly);
+
+void polygon_resize(struct polygon *poly, int new_size);
+int polygon_size(struct polygon *poly);
+
+int polygon_vertex_count(struct polygon *poly);
+float * polygon_data(struct polygon *poly);
+
+void polygon_vertex_append(struct polygon *p,
+ float x, float y);
+void polygon_append_polygon(struct polygon *dst,
+ struct polygon *src);
+void polygon_set_vertex(struct polygon *p, int idx,
+ float x, float y);
+void polygon_vertex(struct polygon *p, int idx,
+ float *vertex);
+
+void polygon_bounding_rect(struct polygon *p,
+ float *rect);
+int polygon_contains_point(struct polygon *p,
+ float x, float y);
+
+VGboolean polygon_is_closed(struct polygon *p);
+
+void polygon_fill(struct polygon *p, struct vg_context *pipe);
+
+/* TODO: make a file/module around this struct
+ */
+struct polygon_array {
+ struct array *array;
+ VGfloat min_x, max_x;
+ VGfloat min_y, max_y;
+};
+
+void polygon_array_fill(struct polygon_array *polyarray, struct vg_context *ctx);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/renderer.c b/src/gallium/state_trackers/vega/renderer.c
new file mode 100644
index 0000000000..f7c5f2f0cd
--- /dev/null
+++ b/src/gallium/state_trackers/vega/renderer.c
@@ -0,0 +1,592 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "renderer.h"
+
+#include "vg_context.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "util/u_draw_quad.h"
+#include "util/u_simple_shaders.h"
+#include "util/u_memory.h"
+
+#include "cso_cache/cso_context.h"
+
+struct renderer {
+ struct pipe_context *pipe;
+ struct vg_context *owner;
+
+ struct cso_context *cso;
+
+ void *fs;
+
+ VGfloat vertices[4][2][4];
+};
+
+static void setup_shaders(struct renderer *ctx)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ /* fragment shader */
+ ctx->fs = util_make_fragment_tex_shader(pipe);
+}
+
+static struct pipe_buffer *
+setup_vertex_data(struct renderer *ctx,
+ float x0, float y0, float x1, float y1, float z)
+{
+ ctx->vertices[0][0][0] = x0;
+ ctx->vertices[0][0][1] = y0;
+ ctx->vertices[0][0][2] = z;
+ ctx->vertices[0][1][0] = 0.0f; /*s*/
+ ctx->vertices[0][1][1] = 0.0f; /*t*/
+
+ ctx->vertices[1][0][0] = x1;
+ ctx->vertices[1][0][1] = y0;
+ ctx->vertices[1][0][2] = z;
+ ctx->vertices[1][1][0] = 1.0f; /*s*/
+ ctx->vertices[1][1][1] = 0.0f; /*t*/
+
+ ctx->vertices[2][0][0] = x1;
+ ctx->vertices[2][0][1] = y1;
+ ctx->vertices[2][0][2] = z;
+ ctx->vertices[2][1][0] = 1.0f;
+ ctx->vertices[2][1][1] = 1.0f;
+
+ ctx->vertices[3][0][0] = x0;
+ ctx->vertices[3][0][1] = y1;
+ ctx->vertices[3][0][2] = z;
+ ctx->vertices[3][1][0] = 0.0f;
+ ctx->vertices[3][1][1] = 1.0f;
+
+ return pipe_user_buffer_create( ctx->pipe->screen,
+ ctx->vertices,
+ sizeof(ctx->vertices) );
+}
+
+static struct pipe_buffer *
+setup_vertex_data_tex(struct renderer *ctx,
+ float x0, float y0, float x1, float y1,
+ float s0, float t0, float s1, float t1,
+ float z)
+{
+ ctx->vertices[0][0][0] = x0;
+ ctx->vertices[0][0][1] = y0;
+ ctx->vertices[0][0][2] = z;
+ ctx->vertices[0][1][0] = s0; /*s*/
+ ctx->vertices[0][1][1] = t0; /*t*/
+
+ ctx->vertices[1][0][0] = x1;
+ ctx->vertices[1][0][1] = y0;
+ ctx->vertices[1][0][2] = z;
+ ctx->vertices[1][1][0] = s1; /*s*/
+ ctx->vertices[1][1][1] = t0; /*t*/
+
+ ctx->vertices[2][0][0] = x1;
+ ctx->vertices[2][0][1] = y1;
+ ctx->vertices[2][0][2] = z;
+ ctx->vertices[2][1][0] = s1;
+ ctx->vertices[2][1][1] = t1;
+
+ ctx->vertices[3][0][0] = x0;
+ ctx->vertices[3][0][1] = y1;
+ ctx->vertices[3][0][2] = z;
+ ctx->vertices[3][1][0] = s0;
+ ctx->vertices[3][1][1] = t1;
+
+ return pipe_user_buffer_create( ctx->pipe->screen,
+ ctx->vertices,
+ sizeof(ctx->vertices) );
+}
+
+
+static struct pipe_buffer *
+setup_vertex_data_qtex(struct renderer *ctx,
+ float x0, float y0, float x1, float y1,
+ float x2, float y2, float x3, float y3,
+ float s0, float t0, float s1, float t1,
+ float z)
+{
+ ctx->vertices[0][0][0] = x0;
+ ctx->vertices[0][0][1] = y0;
+ ctx->vertices[0][0][2] = z;
+ ctx->vertices[0][1][0] = s0; /*s*/
+ ctx->vertices[0][1][1] = t0; /*t*/
+
+ ctx->vertices[1][0][0] = x1;
+ ctx->vertices[1][0][1] = y1;
+ ctx->vertices[1][0][2] = z;
+ ctx->vertices[1][1][0] = s1; /*s*/
+ ctx->vertices[1][1][1] = t0; /*t*/
+
+ ctx->vertices[2][0][0] = x2;
+ ctx->vertices[2][0][1] = y2;
+ ctx->vertices[2][0][2] = z;
+ ctx->vertices[2][1][0] = s1;
+ ctx->vertices[2][1][1] = t1;
+
+ ctx->vertices[3][0][0] = x3;
+ ctx->vertices[3][0][1] = y3;
+ ctx->vertices[3][0][2] = z;
+ ctx->vertices[3][1][0] = s0;
+ ctx->vertices[3][1][1] = t1;
+
+ return pipe_user_buffer_create( ctx->pipe->screen,
+ ctx->vertices,
+ sizeof(ctx->vertices) );
+}
+
+struct renderer * renderer_create(struct vg_context *owner)
+{
+ VGint i;
+ struct renderer *renderer = CALLOC_STRUCT(renderer);
+
+ if (!renderer)
+ return NULL;
+
+ renderer->owner = owner;
+ renderer->pipe = owner->pipe;
+ renderer->cso = owner->cso_context;
+
+ setup_shaders(renderer);
+
+ /* init vertex data that doesn't change */
+ for (i = 0; i < 4; i++) {
+ renderer->vertices[i][0][3] = 1.0f; /* w */
+ renderer->vertices[i][1][2] = 0.0f; /* r */
+ renderer->vertices[i][1][3] = 1.0f; /* q */
+ }
+
+ return renderer;
+}
+
+void renderer_destroy(struct renderer *ctx)
+{
+#if 0
+ if (ctx->fs) {
+ cso_delete_fragment_shader(ctx->cso, ctx->fs);
+ ctx->fs = NULL;
+ }
+#endif
+ free(ctx);
+}
+
+void renderer_draw_quad(struct renderer *r,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat depth)
+{
+ struct pipe_buffer *buf;
+
+ buf = setup_vertex_data(r, x1, y1, x2, y2, depth);
+
+ if (buf) {
+ util_draw_vertex_buffer(r->pipe, buf, 0,
+ PIPE_PRIM_TRIANGLE_FAN,
+ 4, /* verts */
+ 2); /* attribs/vert */
+
+ pipe_buffer_reference( &buf,
+ NULL );
+ }
+}
+
+void renderer_draw_texture(struct renderer *r,
+ struct pipe_texture *tex,
+ VGfloat x1offset, VGfloat y1offset,
+ VGfloat x2offset, VGfloat y2offset,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2)
+{
+ struct pipe_context *pipe = r->pipe;
+ struct pipe_buffer *buf;
+ VGfloat s0, t0, s1, t1;
+
+ assert(tex->width[0] != 0);
+ assert(tex->height[0] != 0);
+
+ s0 = x1offset / tex->width[0];
+ s1 = x2offset / tex->width[0];
+ t0 = y1offset / tex->height[0];
+ t1 = y2offset / tex->height[0];
+
+ cso_save_vertex_shader(r->cso);
+ /* shaders */
+ cso_set_vertex_shader_handle(r->cso, vg_texture_vs(r->owner));
+
+ /* draw quad */
+ buf = setup_vertex_data_tex(r, x1, y1, x2, y2,
+ s0, t0, s1, t1, 0.0f);
+
+ if (buf) {
+ util_draw_vertex_buffer(pipe, buf, 0,
+ PIPE_PRIM_TRIANGLE_FAN,
+ 4, /* verts */
+ 2); /* attribs/vert */
+
+ pipe_buffer_reference( &buf,
+ NULL );
+ }
+
+ cso_restore_vertex_shader(r->cso);
+}
+
+void renderer_copy_texture(struct renderer *ctx,
+ struct pipe_texture *src,
+ VGfloat sx1, VGfloat sy1,
+ VGfloat sx2, VGfloat sy2,
+ struct pipe_texture *dst,
+ VGfloat dx1, VGfloat dy1,
+ VGfloat dx2, VGfloat dy2)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_buffer *buf;
+ struct pipe_surface *dst_surf = screen->get_tex_surface(
+ screen, dst, 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+ struct pipe_framebuffer_state fb;
+ float s0, t0, s1, t1;
+
+ assert(src->width[0] != 0);
+ assert(src->height[0] != 0);
+ assert(dst->width[0] != 0);
+ assert(dst->height[0] != 0);
+
+#if 0
+ debug_printf("copy texture [%f, %f, %f, %f], [%f, %f, %f, %f]\n",
+ sx1, sy1, sx2, sy2, dx1, dy1, dx2, dy2);
+#endif
+
+#if 1
+ s0 = sx1 / src->width[0];
+ s1 = sx2 / src->width[0];
+ t0 = sy1 / src->height[0];
+ t1 = sy2 / src->height[0];
+#else
+ s0 = 0;
+ s1 = 1;
+ t0 = 0;
+ t1 = 1;
+#endif
+
+ assert(screen->is_format_supported(screen, dst_surf->format, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_RENDER_TARGET, 0));
+
+ /* save state (restored below) */
+ cso_save_blend(ctx->cso);
+ cso_save_samplers(ctx->cso);
+ cso_save_sampler_textures(ctx->cso);
+ cso_save_framebuffer(ctx->cso);
+ cso_save_fragment_shader(ctx->cso);
+ cso_save_vertex_shader(ctx->cso);
+
+ cso_save_viewport(ctx->cso);
+
+
+ /* set misc state we care about */
+ {
+ struct pipe_blend_state blend;
+ memset(&blend, 0, sizeof(blend));
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.colormask = PIPE_MASK_RGBA;
+ cso_set_blend(ctx->cso, &blend);
+ }
+
+ /* sampler */
+ {
+ struct pipe_sampler_state sampler;
+ memset(&sampler, 0, sizeof(sampler));
+ sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+ sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
+ sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
+ sampler.normalized_coords = 1;
+ cso_single_sampler(ctx->cso, 0, &sampler);
+ cso_single_sampler_done(ctx->cso);
+ }
+
+ vg_set_viewport(ctx->owner, VEGA_Y0_TOP);
+
+ /* texture */
+ cso_set_sampler_textures(ctx->cso, 1, &src);
+
+ /* shaders */
+ cso_set_vertex_shader_handle(ctx->cso, vg_texture_vs(ctx->owner));
+ cso_set_fragment_shader_handle(ctx->cso, ctx->fs);
+
+ /* drawing dest */
+ memset(&fb, 0, sizeof(fb));
+ fb.width = dst_surf->width;
+ fb.height = dst_surf->height;
+ fb.nr_cbufs = 1;
+ fb.cbufs[0] = dst_surf;
+ {
+ VGint i;
+ for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i)
+ fb.cbufs[i] = 0;
+ }
+ cso_set_framebuffer(ctx->cso, &fb);
+
+ /* draw quad */
+ buf = setup_vertex_data_tex(ctx,
+ dx1, dy1,
+ dx2, dy2,
+ s0, t0, s1, t1,
+ 0.0f);
+
+ if (buf) {
+ util_draw_vertex_buffer(ctx->pipe, buf, 0,
+ PIPE_PRIM_TRIANGLE_FAN,
+ 4, /* verts */
+ 2); /* attribs/vert */
+
+ pipe_buffer_reference( &buf,
+ NULL );
+ }
+
+ /* restore state we changed */
+ cso_restore_blend(ctx->cso);
+ cso_restore_samplers(ctx->cso);
+ cso_restore_sampler_textures(ctx->cso);
+ cso_restore_framebuffer(ctx->cso);
+ cso_restore_vertex_shader(ctx->cso);
+ cso_restore_fragment_shader(ctx->cso);
+ cso_restore_viewport(ctx->cso);
+
+ pipe_surface_reference(&dst_surf, NULL);
+}
+
+void renderer_copy_surface(struct renderer *ctx,
+ struct pipe_surface *src,
+ int srcX0, int srcY0,
+ int srcX1, int srcY1,
+ struct pipe_surface *dst,
+ int dstX0, int dstY0,
+ int dstX1, int dstY1,
+ float z, unsigned filter)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_buffer *buf;
+ struct pipe_texture texTemp, *tex;
+ struct pipe_surface *texSurf;
+ struct pipe_framebuffer_state fb;
+ struct st_framebuffer *stfb = ctx->owner->draw_buffer;
+ const int srcW = abs(srcX1 - srcX0);
+ const int srcH = abs(srcY1 - srcY0);
+ const int srcLeft = MIN2(srcX0, srcX1);
+ const int srcTop = MIN2(srcY0, srcY1);
+
+ assert(filter == PIPE_TEX_MIPFILTER_NEAREST ||
+ filter == PIPE_TEX_MIPFILTER_LINEAR);
+
+ if (srcLeft != srcX0) {
+ /* left-right flip */
+ int tmp = dstX0;
+ dstX0 = dstX1;
+ dstX1 = tmp;
+ }
+
+ if (srcTop != srcY0) {
+ /* up-down flip */
+ int tmp = dstY0;
+ dstY0 = dstY1;
+ dstY1 = tmp;
+ }
+
+ assert(screen->is_format_supported(screen, src->format, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_SAMPLER, 0));
+ assert(screen->is_format_supported(screen, dst->format, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_SAMPLER, 0));
+ assert(screen->is_format_supported(screen, dst->format, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_RENDER_TARGET, 0));
+
+ /*
+ * XXX for now we're always creating a temporary texture.
+ * Strictly speaking that's not always needed.
+ */
+
+ /* create temp texture */
+ memset(&texTemp, 0, sizeof(texTemp));
+ texTemp.target = PIPE_TEXTURE_2D;
+ texTemp.format = src->format;
+ texTemp.last_level = 0;
+ texTemp.width[0] = srcW;
+ texTemp.height[0] = srcH;
+ texTemp.depth[0] = 1;
+ pf_get_block(src->format, &texTemp.block);
+
+ tex = screen->texture_create(screen, &texTemp);
+ if (!tex)
+ return;
+
+ texSurf = screen->get_tex_surface(screen, tex, 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ /* load temp texture */
+ pipe->surface_copy(pipe,
+ texSurf, 0, 0, /* dest */
+ src, srcLeft, srcTop, /* src */
+ srcW, srcH); /* size */
+
+ /* free the surface, update the texture if necessary.*/
+ screen->tex_surface_destroy(texSurf);
+
+ /* save state (restored below) */
+ cso_save_blend(ctx->cso);
+ cso_save_samplers(ctx->cso);
+ cso_save_sampler_textures(ctx->cso);
+ cso_save_framebuffer(ctx->cso);
+ cso_save_fragment_shader(ctx->cso);
+ cso_save_vertex_shader(ctx->cso);
+ cso_save_viewport(ctx->cso);
+
+ /* set misc state we care about */
+ {
+ struct pipe_blend_state blend;
+ memset(&blend, 0, sizeof(blend));
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.colormask = PIPE_MASK_RGBA;
+ cso_set_blend(ctx->cso, &blend);
+ }
+
+ vg_set_viewport(ctx->owner, VEGA_Y0_TOP);
+
+ /* sampler */
+ {
+ struct pipe_sampler_state sampler;
+ memset(&sampler, 0, sizeof(sampler));
+ sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+ sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
+ sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
+ sampler.normalized_coords = 1;
+ cso_single_sampler(ctx->cso, 0, &sampler);
+ cso_single_sampler_done(ctx->cso);
+ }
+
+ /* texture */
+ cso_set_sampler_textures(ctx->cso, 1, &tex);
+
+ /* shaders */
+ cso_set_fragment_shader_handle(ctx->cso, ctx->fs);
+ cso_set_vertex_shader_handle(ctx->cso, vg_texture_vs(ctx->owner));
+
+ /* drawing dest */
+ if (stfb->strb->surface != dst) {
+ memset(&fb, 0, sizeof(fb));
+ fb.width = dst->width;
+ fb.height = dst->height;
+ fb.nr_cbufs = 1;
+ fb.cbufs[0] = dst;
+ fb.zsbuf = stfb->dsrb->surface;
+ cso_set_framebuffer(ctx->cso, &fb);
+ }
+
+ /* draw quad */
+ buf = setup_vertex_data(ctx,
+ (float) dstX0, (float) dstY0,
+ (float) dstX1, (float) dstY1, z);
+
+ if (buf) {
+ util_draw_vertex_buffer(ctx->pipe, buf, 0,
+ PIPE_PRIM_TRIANGLE_FAN,
+ 4, /* verts */
+ 2); /* attribs/vert */
+
+ pipe_buffer_reference( &buf,
+ NULL );
+ }
+
+
+ /* restore state we changed */
+ cso_restore_blend(ctx->cso);
+ cso_restore_samplers(ctx->cso);
+ cso_restore_sampler_textures(ctx->cso);
+ cso_restore_framebuffer(ctx->cso);
+ cso_restore_fragment_shader(ctx->cso);
+ cso_restore_vertex_shader(ctx->cso);
+ cso_restore_viewport(ctx->cso);
+
+ pipe_texture_reference(&tex, NULL);
+}
+
+void renderer_texture_quad(struct renderer *r,
+ struct pipe_texture *tex,
+ VGfloat x1offset, VGfloat y1offset,
+ VGfloat x2offset, VGfloat y2offset,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat x3, VGfloat y3,
+ VGfloat x4, VGfloat y4)
+{
+ struct pipe_context *pipe = r->pipe;
+ struct pipe_buffer *buf;
+ VGfloat s0, t0, s1, t1;
+
+ assert(tex->width[0] != 0);
+ assert(tex->height[0] != 0);
+
+ s0 = x1offset / tex->width[0];
+ s1 = x2offset / tex->width[0];
+ t0 = y1offset / tex->height[0];
+ t1 = y2offset / tex->height[0];
+
+ cso_save_vertex_shader(r->cso);
+ /* shaders */
+ cso_set_vertex_shader_handle(r->cso, vg_texture_vs(r->owner));
+
+ /* draw quad */
+ buf = setup_vertex_data_qtex(r, x1, y1, x2, y2, x3, y3, x4, y4,
+ s0, t0, s1, t1, 0.0f);
+
+ if (buf) {
+ util_draw_vertex_buffer(pipe, buf, 0,
+ PIPE_PRIM_TRIANGLE_FAN,
+ 4, /* verts */
+ 2); /* attribs/vert */
+
+ pipe_buffer_reference(&buf,
+ NULL);
+ }
+
+ cso_restore_vertex_shader(r->cso);
+}
diff --git a/src/gallium/state_trackers/vega/renderer.h b/src/gallium/state_trackers/vega/renderer.h
new file mode 100644
index 0000000000..990cd32c31
--- /dev/null
+++ b/src/gallium/state_trackers/vega/renderer.h
@@ -0,0 +1,76 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef RENDERER_H
+#define RENDERER_H
+
+#include "VG/openvg.h"
+
+struct renderer;
+
+struct vg_context;
+struct pipe_texture;
+struct pipe_surface;
+
+struct renderer *renderer_create(struct vg_context *owner);
+void renderer_destroy(struct renderer *);
+
+void renderer_draw_quad(struct renderer *,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat depth);
+void renderer_draw_texture(struct renderer *,
+ struct pipe_texture *texture,
+ VGfloat x1offset, VGfloat y1offset,
+ VGfloat x2offset, VGfloat y2offset,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2);
+void renderer_texture_quad(struct renderer *,
+ struct pipe_texture *texture,
+ VGfloat x1offset, VGfloat y1offset,
+ VGfloat x2offset, VGfloat y2offset,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat x3, VGfloat y3,
+ VGfloat x4, VGfloat y4);
+void renderer_copy_texture(struct renderer *r,
+ struct pipe_texture *src,
+ VGfloat sx1, VGfloat sy1,
+ VGfloat sx2, VGfloat sy2,
+ struct pipe_texture *dst,
+ VGfloat dx1, VGfloat dy1,
+ VGfloat dx2, VGfloat dy2);
+void renderer_copy_surface(struct renderer *r,
+ struct pipe_surface *src,
+ int sx1, int sy1,
+ int sx2, int sy2,
+ struct pipe_surface *dst,
+ int dx1, int dy1,
+ int dx2, int dy2,
+ float z, unsigned filter);
+
+
+#endif
diff --git a/src/gallium/state_trackers/vega/shader.c b/src/gallium/state_trackers/vega/shader.c
new file mode 100644
index 0000000000..d9074a377b
--- /dev/null
+++ b/src/gallium/state_trackers/vega/shader.c
@@ -0,0 +1,310 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "shader.h"
+
+#include "vg_context.h"
+#include "shaders_cache.h"
+#include "paint.h"
+#include "mask.h"
+#include "image.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+#include "util/u_memory.h"
+
+#define MAX_CONSTANTS 20
+
+struct shader {
+ struct vg_context *context;
+
+ VGboolean masking;
+ struct vg_paint *paint;
+ struct vg_image *image;
+
+ VGboolean drawing_image;
+ VGImageMode image_mode;
+
+ float constants[MAX_CONSTANTS];
+ struct pipe_constant_buffer cbuf;
+ struct pipe_shader_state fs_state;
+ void *fs;
+};
+
+struct shader * shader_create(struct vg_context *ctx)
+{
+ struct shader *shader = 0;
+
+ shader = CALLOC_STRUCT(shader);
+ shader->context = ctx;
+
+ return shader;
+}
+
+void shader_destroy(struct shader *shader)
+{
+ free(shader);
+}
+
+void shader_set_masking(struct shader *shader, VGboolean set)
+{
+ shader->masking = set;
+}
+
+VGboolean shader_is_masking(struct shader *shader)
+{
+ return shader->masking;
+}
+
+void shader_set_paint(struct shader *shader, struct vg_paint *paint)
+{
+ shader->paint = paint;
+}
+
+struct vg_paint * shader_paint(struct shader *shader)
+{
+ return shader->paint;
+}
+
+
+static void setup_constant_buffer(struct shader *shader)
+{
+ struct vg_context *ctx = shader->context;
+ struct pipe_context *pipe = shader->context->pipe;
+ struct pipe_constant_buffer *cbuf = &shader->cbuf;
+ VGint param_bytes = paint_constant_buffer_size(shader->paint);
+ float temp_buf[MAX_CONSTANTS];
+
+ assert(param_bytes <= sizeof(temp_buf));
+ paint_fill_constant_buffer(shader->paint, temp_buf);
+
+ if (cbuf->buffer == NULL ||
+ memcmp(temp_buf, shader->constants, param_bytes) != 0)
+ {
+ pipe_buffer_reference(&cbuf->buffer, NULL);
+
+ memcpy(shader->constants, temp_buf, param_bytes);
+ cbuf->buffer = pipe_user_buffer_create(pipe->screen,
+ &shader->constants,
+ sizeof(shader->constants));
+ }
+
+ ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_FRAGMENT, 0, cbuf);
+}
+
+static VGint blend_bind_samplers(struct vg_context *ctx,
+ struct pipe_sampler_state **samplers,
+ struct pipe_texture **textures)
+{
+ VGBlendMode bmode = ctx->state.vg.blend_mode;
+
+ if (bmode == VG_BLEND_MULTIPLY ||
+ bmode == VG_BLEND_SCREEN ||
+ bmode == VG_BLEND_DARKEN ||
+ bmode == VG_BLEND_LIGHTEN) {
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+
+ vg_prepare_blend_surface(ctx);
+
+ samplers[2] = &ctx->blend_sampler;
+ textures[2] = stfb->blend_texture;
+
+ if (!samplers[0] || !textures[0]) {
+ samplers[1] = samplers[2];
+ textures[1] = textures[2];
+ }
+ if (!samplers[1] || !textures[1]) {
+ samplers[1] = samplers[0];
+ textures[1] = textures[0];
+ }
+
+ return 1;
+ }
+ return 0;
+}
+
+static void setup_samplers(struct shader *shader)
+{
+ struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
+ struct pipe_texture *textures[PIPE_MAX_SAMPLERS];
+ struct vg_context *ctx = shader->context;
+ /* a little wonky: we use the num as a boolean that just says
+ * whether any sampler/textures have been set. the actual numbering
+ * for samplers is always the same:
+ * 0 - paint sampler/texture for gradient/pattern
+ * 1 - mask sampler/texture
+ * 2 - blend sampler/texture
+ * 3 - image sampler/texture
+ * */
+ VGint num = 0;
+
+ samplers[0] = NULL;
+ samplers[1] = NULL;
+ samplers[2] = NULL;
+ samplers[3] = NULL;
+ textures[0] = NULL;
+ textures[1] = NULL;
+ textures[2] = NULL;
+ textures[3] = NULL;
+
+ num += paint_bind_samplers(shader->paint, samplers, textures);
+ num += mask_bind_samplers(samplers, textures);
+ num += blend_bind_samplers(ctx, samplers, textures);
+ if (shader->drawing_image && shader->image)
+ num += image_bind_samplers(shader->image, samplers, textures);
+
+ if (num) {
+ cso_set_samplers(ctx->cso_context, 4, (const struct pipe_sampler_state **)samplers);
+ cso_set_sampler_textures(ctx->cso_context, 4, textures);
+ }
+}
+
+static INLINE VGboolean is_format_bw(struct shader *shader)
+{
+#if 0
+ struct vg_context *ctx = shader->context;
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+#endif
+
+ if (shader->drawing_image && shader->image) {
+ if (shader->image->format == VG_BW_1)
+ return VG_TRUE;
+ }
+
+ return VG_FALSE;
+}
+
+static void setup_shader_program(struct shader *shader)
+{
+ struct vg_context *ctx = shader->context;
+ VGint shader_id = 0;
+ VGBlendMode blend_mode = ctx->state.vg.blend_mode;
+ VGboolean black_white = is_format_bw(shader);
+
+ /* 1st stage: fill */
+ if (!shader->drawing_image ||
+ (shader->image_mode == VG_DRAW_IMAGE_MULTIPLY || shader->image_mode == VG_DRAW_IMAGE_STENCIL)) {
+ switch(paint_type(shader->paint)) {
+ case VG_PAINT_TYPE_COLOR:
+ shader_id |= VEGA_SOLID_FILL_SHADER;
+ break;
+ case VG_PAINT_TYPE_LINEAR_GRADIENT:
+ shader_id |= VEGA_LINEAR_GRADIENT_SHADER;
+ break;
+ case VG_PAINT_TYPE_RADIAL_GRADIENT:
+ shader_id |= VEGA_RADIAL_GRADIENT_SHADER;
+ break;
+ case VG_PAINT_TYPE_PATTERN:
+ shader_id |= VEGA_PATTERN_SHADER;
+ break;
+
+ default:
+ abort();
+ }
+ }
+
+ /* second stage image */
+ if (shader->drawing_image) {
+ switch(shader->image_mode) {
+ case VG_DRAW_IMAGE_NORMAL:
+ shader_id |= VEGA_IMAGE_NORMAL_SHADER;
+ break;
+ case VG_DRAW_IMAGE_MULTIPLY:
+ shader_id |= VEGA_IMAGE_MULTIPLY_SHADER;
+ break;
+ case VG_DRAW_IMAGE_STENCIL:
+ shader_id |= VEGA_IMAGE_STENCIL_SHADER;
+ break;
+ default:
+ debug_printf("Unknown image mode!");
+ }
+ }
+
+ if (shader->masking)
+ shader_id |= VEGA_MASK_SHADER;
+
+ switch(blend_mode) {
+ case VG_BLEND_MULTIPLY:
+ shader_id |= VEGA_BLEND_MULTIPLY_SHADER;
+ break;
+ case VG_BLEND_SCREEN:
+ shader_id |= VEGA_BLEND_SCREEN_SHADER;
+ break;
+ case VG_BLEND_DARKEN:
+ shader_id |= VEGA_BLEND_DARKEN_SHADER;
+ break;
+ case VG_BLEND_LIGHTEN:
+ shader_id |= VEGA_BLEND_LIGHTEN_SHADER;
+ break;
+ default:
+ /* handled by pipe_blend_state */
+ break;
+ }
+
+ if (black_white)
+ shader_id |= VEGA_BW_SHADER;
+
+ shader->fs = shaders_cache_fill(ctx->sc, shader_id);
+ cso_set_fragment_shader_handle(ctx->cso_context, shader->fs);
+}
+
+
+void shader_bind(struct shader *shader)
+{
+ /* first resolve the real paint type */
+ paint_resolve_type(shader->paint);
+
+ setup_constant_buffer(shader);
+ setup_samplers(shader);
+ setup_shader_program(shader);
+}
+
+void shader_set_image_mode(struct shader *shader, VGImageMode image_mode)
+{
+ shader->image_mode = image_mode;
+}
+
+VGImageMode shader_image_mode(struct shader *shader)
+{
+ return shader->image_mode;
+}
+
+void shader_set_drawing_image(struct shader *shader, VGboolean drawing_image)
+{
+ shader->drawing_image = drawing_image;
+}
+
+VGboolean shader_drawing_image(struct shader *shader)
+{
+ return shader->drawing_image;
+}
+
+void shader_set_image(struct shader *shader, struct vg_image *img)
+{
+ shader->image = img;
+}
diff --git a/src/gallium/state_trackers/vega/shader.h b/src/gallium/state_trackers/vega/shader.h
new file mode 100644
index 0000000000..847eee6a31
--- /dev/null
+++ b/src/gallium/state_trackers/vega/shader.h
@@ -0,0 +1,56 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef SHADER_H
+#define SHADER_H
+
+#include "VG/openvg.h"
+
+struct shader;
+struct vg_paint;
+struct vg_context;
+struct vg_image;
+
+struct shader *shader_create(struct vg_context *context);
+void shader_destroy(struct shader *shader);
+
+void shader_set_masking(struct shader *shader, VGboolean set);
+VGboolean shader_is_masking(struct shader *shader);
+
+void shader_set_paint(struct shader *shader, struct vg_paint *paint);
+struct vg_paint *shader_paint(struct shader *shader);
+
+void shader_set_image_mode(struct shader *shader, VGImageMode image_mode);
+VGImageMode shader_image_mode(struct shader *shader);
+
+void shader_set_drawing_image(struct shader *shader, VGboolean drawing_image);
+VGboolean shader_drawing_image(struct shader *shader);
+
+void shader_set_image(struct shader *shader, struct vg_image *img);
+
+void shader_bind(struct shader *shader);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/shaders_cache.c b/src/gallium/state_trackers/vega/shaders_cache.c
new file mode 100644
index 0000000000..fd0831fab1
--- /dev/null
+++ b/src/gallium/state_trackers/vega/shaders_cache.c
@@ -0,0 +1,439 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "shaders_cache.h"
+
+#include "vg_context.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "tgsi/tgsi_build.h"
+#include "tgsi/tgsi_dump.h"
+#include "tgsi/tgsi_parse.h"
+#include "tgsi/tgsi_util.h"
+#include "tgsi/tgsi_text.h"
+
+#include "util/u_memory.h"
+#include "util/u_math.h"
+#include "util/u_debug.h"
+#include "cso_cache/cso_hash.h"
+#include "cso_cache/cso_context.h"
+
+#include "VG/openvg.h"
+
+#include "asm_fill.h"
+
+/* Essentially we construct an ubber-shader based on the state
+ * of the pipeline. The stages are:
+ * 1) Fill (mandatory, solid color/gradient/pattern/image draw)
+ * 2) Image composition (image mode multiply and stencil)
+ * 3) Mask
+ * 4) Extended blend (multiply/screen/darken/lighten)
+ * 5) Premultiply/Unpremultiply
+ * 6) Color transform (to black and white)
+ */
+#define SHADER_STAGES 6
+
+struct cached_shader {
+ void *driver_shader;
+ struct pipe_shader_state state;
+};
+
+struct shaders_cache {
+ struct vg_context *pipe;
+
+ struct cso_hash *hash;
+};
+
+
+static INLINE struct tgsi_token *tokens_from_assembly(const char *txt, int num_tokens)
+{
+ struct tgsi_token *tokens;
+
+ tokens = (struct tgsi_token *) MALLOC(num_tokens * sizeof(tokens[0]));
+
+ tgsi_text_translate(txt, tokens, num_tokens);
+
+#if DEBUG_SHADERS
+ tgsi_dump(tokens, 0);
+#endif
+
+ return tokens;
+}
+
+#define ALL_FILLS (VEGA_SOLID_FILL_SHADER | \
+ VEGA_LINEAR_GRADIENT_SHADER | \
+ VEGA_RADIAL_GRADIENT_SHADER | \
+ VEGA_PATTERN_SHADER | \
+ VEGA_IMAGE_NORMAL_SHADER)
+
+
+/*
+static const char max_shader_preamble[] =
+ "FRAG1.1\n"
+ "DCL IN[0], POSITION, LINEAR\n"
+ "DCL IN[1], GENERIC[0], PERSPECTIVE\n"
+ "DCL OUT[0], COLOR, CONSTANT\n"
+ "DCL CONST[0..9], CONSTANT\n"
+ "DCL TEMP[0..9], CONSTANT\n"
+ "DCL SAMP[0..9], CONSTANT\n";
+
+ max_shader_preamble strlen == 175
+*/
+#define MAX_PREAMBLE 175
+
+static INLINE VGint range_min(VGint min, VGint current)
+{
+ if (min < 0)
+ min = current;
+ else
+ min = MIN2(min, current);
+ return min;
+}
+
+static INLINE VGint range_max(VGint max, VGint current)
+{
+ return MAX2(max, current);
+}
+
+static void
+create_preamble(char *txt,
+ const struct shader_asm_info *shaders[SHADER_STAGES],
+ int num_shaders)
+{
+ VGboolean declare_input = VG_FALSE;
+ VGint start_const = -1, end_const = 0;
+ VGint start_temp = -1, end_temp = 0;
+ VGint start_sampler = -1, end_sampler = 0;
+ VGint i;
+ VGint num_consts, num_temps, num_samplers;
+
+ for (i = 0; i < num_shaders; ++i) {
+ if (shaders[i]->num_consts)
+ start_const = range_min(start_const, shaders[i]->start_const);
+ if (shaders[i]->num_temps)
+ start_temp = range_min(start_temp, shaders[i]->start_temp);
+ if (shaders[i]->num_samplers)
+ start_sampler = range_min(start_sampler, shaders[i]->start_sampler);
+
+ end_const = range_max(end_const, shaders[i]->start_const +
+ shaders[i]->num_consts);
+ end_temp = range_max(end_temp, shaders[i]->start_temp +
+ shaders[i]->num_temps);
+ end_sampler = range_max(end_sampler, shaders[i]->start_sampler +
+ shaders[i]->num_samplers);
+ if (shaders[i]->needs_position)
+ declare_input = VG_TRUE;
+ }
+ /* if they're still unitialized, initialize them */
+ if (start_const < 0)
+ start_const = 0;
+ if (start_temp < 0)
+ start_temp = 0;
+ if (start_sampler < 0)
+ start_sampler = 0;
+
+ num_consts = end_const - start_const;
+ num_temps = end_temp - start_temp;
+ num_samplers = end_sampler - start_sampler;
+ /* end exclusive */
+ --end_const;
+ --end_temp;
+ --end_sampler;
+
+ sprintf(txt, "FRAG1.1\n");
+
+ if (declare_input) {
+ sprintf(txt + strlen(txt), "DCL IN[0], POSITION, LINEAR\n");
+ sprintf(txt + strlen(txt), "DCL IN[1], GENERIC[0], PERSPECTIVE\n");
+ }
+
+ /* we always have a color output */
+ sprintf(txt + strlen(txt), "DCL OUT[0], COLOR, CONSTANT\n");
+
+ if (num_consts > 1)
+ sprintf(txt + strlen(txt), "DCL CONST[%d..%d], CONSTANT\n", start_const, end_const);
+ else if (num_consts == 1)
+ sprintf(txt + strlen(txt), "DCL CONST[%d], CONSTANT\n", start_const);
+
+ if (num_temps > 1)
+ sprintf(txt + strlen(txt), "DCL TEMP[%d..%d], CONSTANT\n", start_temp, end_temp);
+ else if (num_temps > 1)
+ sprintf(txt + strlen(txt), "DCL TEMP[%d], CONSTANT\n", start_temp);
+
+ if (num_samplers > 1)
+ sprintf(txt + strlen(txt), "DCL SAMP[%d..%d], CONSTANT\n", start_sampler, end_sampler);
+ else if (num_samplers == 1)
+ sprintf(txt + strlen(txt), "DCL SAMP[%d], CONSTANT\n", start_sampler);
+}
+
+static void *
+combine_shaders(const struct shader_asm_info *shaders[SHADER_STAGES], int num_shaders,
+ struct pipe_context *pipe,
+ struct pipe_shader_state *shader)
+{
+ char *combined_txt;
+ int combined_len = MAX_PREAMBLE;
+ int combined_tokens = 0;
+ int i = 0;
+ int current_shader = 0;
+ int current_len;
+
+ for (i = 0; i < num_shaders; ++i) {
+ combined_len += strlen(shaders[i]->txt);
+ combined_tokens += shaders[i]->num_tokens;
+ }
+ /* add for the %s->TEMP[0] substitutions */
+ combined_len += num_shaders * 7 /*TEMP[0]*/ + 4 /*"END\n"*/;
+
+ combined_txt = (char*)malloc(combined_len);
+ combined_txt[0] = '\0';
+
+ create_preamble(combined_txt, shaders, num_shaders);
+
+ while (current_shader < num_shaders) {
+ const char temp[] = "TEMP[0]";
+ const char out[] = "OUT[0]";
+ const char *subst = temp;
+
+ current_len = strlen(combined_txt);
+
+ /* if the last shader then output */
+ if (current_shader + 1 == num_shaders)
+ subst = out;
+
+ snprintf(combined_txt + current_len,
+ combined_len - current_len,
+ shaders[current_shader]->txt,
+ subst);
+ ++current_shader;
+ }
+
+
+ current_len = strlen(combined_txt);
+ snprintf(combined_txt + current_len,
+ combined_len - current_len,
+ "END\n");
+
+ debug_printf("Combined shader is : \n%s\n",
+ combined_txt);
+
+ shader->tokens = tokens_from_assembly(
+ combined_txt, combined_tokens);
+
+ free(combined_txt);
+
+ return pipe->create_fs_state(pipe, shader);
+}
+
+static void *
+create_shader(struct pipe_context *pipe,
+ int id,
+ struct pipe_shader_state *shader)
+{
+ int idx = 0;
+ const struct shader_asm_info * shaders[SHADER_STAGES];
+
+ /* the shader has to have a fill */
+ debug_assert(id & ALL_FILLS);
+
+ /* first stage */
+ if (id & VEGA_SOLID_FILL_SHADER) {
+ debug_assert(idx == 0);
+ shaders[idx] = &shaders_asm[0];
+ debug_assert(shaders_asm[0].id == VEGA_SOLID_FILL_SHADER);
+ ++idx;
+ }
+ if ((id & VEGA_LINEAR_GRADIENT_SHADER)) {
+ debug_assert(idx == 0);
+ shaders[idx] = &shaders_asm[1];
+ debug_assert(shaders_asm[1].id == VEGA_LINEAR_GRADIENT_SHADER);
+ ++idx;
+ }
+ if ((id & VEGA_RADIAL_GRADIENT_SHADER)) {
+ debug_assert(idx == 0);
+ shaders[idx] = &shaders_asm[2];
+ debug_assert(shaders_asm[2].id == VEGA_RADIAL_GRADIENT_SHADER);
+ ++idx;
+ }
+ if ((id & VEGA_PATTERN_SHADER)) {
+ debug_assert(idx == 0);
+ debug_assert(shaders_asm[3].id == VEGA_PATTERN_SHADER);
+ shaders[idx] = &shaders_asm[3];
+ ++idx;
+ }
+ if ((id & VEGA_IMAGE_NORMAL_SHADER)) {
+ debug_assert(idx == 0);
+ debug_assert(shaders_asm[4].id == VEGA_IMAGE_NORMAL_SHADER);
+ shaders[idx] = &shaders_asm[4];
+ ++idx;
+ }
+
+ /* second stage */
+ if ((id & VEGA_IMAGE_MULTIPLY_SHADER)) {
+ debug_assert(shaders_asm[5].id == VEGA_IMAGE_MULTIPLY_SHADER);
+ shaders[idx] = &shaders_asm[5];
+ ++idx;
+ } else if ((id & VEGA_IMAGE_STENCIL_SHADER)) {
+ debug_assert(shaders_asm[6].id == VEGA_IMAGE_STENCIL_SHADER);
+ shaders[idx] = &shaders_asm[6];
+ ++idx;
+ }
+
+ /* third stage */
+ if ((id & VEGA_MASK_SHADER)) {
+ debug_assert(idx == 1);
+ debug_assert(shaders_asm[7].id == VEGA_MASK_SHADER);
+ shaders[idx] = &shaders_asm[7];
+ ++idx;
+ }
+
+ /* fourth stage */
+ if ((id & VEGA_BLEND_MULTIPLY_SHADER)) {
+ debug_assert(shaders_asm[8].id == VEGA_BLEND_MULTIPLY_SHADER);
+ shaders[idx] = &shaders_asm[8];
+ ++idx;
+ } else if ((id & VEGA_BLEND_SCREEN_SHADER)) {
+ debug_assert(shaders_asm[9].id == VEGA_BLEND_SCREEN_SHADER);
+ shaders[idx] = &shaders_asm[9];
+ ++idx;
+ } else if ((id & VEGA_BLEND_DARKEN_SHADER)) {
+ debug_assert(shaders_asm[10].id == VEGA_BLEND_DARKEN_SHADER);
+ shaders[idx] = &shaders_asm[10];
+ ++idx;
+ } else if ((id & VEGA_BLEND_LIGHTEN_SHADER)) {
+ debug_assert(shaders_asm[11].id == VEGA_BLEND_LIGHTEN_SHADER);
+ shaders[idx] = &shaders_asm[11];
+ ++idx;
+ }
+
+ /* fifth stage */
+ if ((id & VEGA_PREMULTIPLY_SHADER)) {
+ debug_assert(shaders_asm[12].id == VEGA_PREMULTIPLY_SHADER);
+ shaders[idx] = &shaders_asm[12];
+ ++idx;
+ } else if ((id & VEGA_UNPREMULTIPLY_SHADER)) {
+ debug_assert(shaders_asm[13].id == VEGA_UNPREMULTIPLY_SHADER);
+ shaders[idx] = &shaders_asm[13];
+ ++idx;
+ }
+
+ /* sixth stage */
+ if ((id & VEGA_BW_SHADER)) {
+ debug_assert(shaders_asm[14].id == VEGA_BW_SHADER);
+ shaders[idx] = &shaders_asm[14];
+ ++idx;
+ }
+
+ return combine_shaders(shaders, idx, pipe, shader);
+}
+
+/*************************************************/
+
+struct shaders_cache * shaders_cache_create(struct vg_context *vg)
+{
+ struct shaders_cache *sc = CALLOC_STRUCT(shaders_cache);
+
+ sc->pipe = vg;
+ sc->hash = cso_hash_create();
+
+ return sc;
+}
+
+void shaders_cache_destroy(struct shaders_cache *sc)
+{
+ struct cso_hash_iter iter = cso_hash_first_node(sc->hash);
+
+ while (!cso_hash_iter_is_null(iter)) {
+ struct cached_shader *cached =
+ (struct cached_shader *)cso_hash_iter_data(iter);
+ cso_delete_fragment_shader(sc->pipe->cso_context,
+ cached->driver_shader);
+ iter = cso_hash_erase(sc->hash, iter);
+ }
+
+ cso_hash_delete(sc->hash);
+ free(sc);
+}
+
+void * shaders_cache_fill(struct shaders_cache *sc,
+ int shader_key)
+{
+ VGint key = shader_key;
+ struct cached_shader *cached;
+ struct cso_hash_iter iter = cso_hash_find(sc->hash, key);
+
+ if (cso_hash_iter_is_null(iter)) {
+ cached = CALLOC_STRUCT(cached_shader);
+ cached->driver_shader = create_shader(sc->pipe->pipe, key, &cached->state);
+
+ cso_hash_insert(sc->hash, key, cached);
+
+ return cached->driver_shader;
+ }
+
+ cached = (struct cached_shader *)cso_hash_iter_data(iter);
+
+ assert(cached->driver_shader);
+ return cached->driver_shader;
+}
+
+struct vg_shader * shader_create_from_text(struct pipe_context *pipe,
+ const char *txt, int num_tokens,
+ int type)
+{
+ struct vg_shader *shader = (struct vg_shader *)malloc(
+ sizeof(struct vg_shader));
+ struct tgsi_token *tokens = tokens_from_assembly(txt, num_tokens);
+ struct pipe_shader_state state;
+
+ debug_assert(type == PIPE_SHADER_VERTEX ||
+ type == PIPE_SHADER_FRAGMENT);
+
+ state.tokens = tokens;
+ shader->type = type;
+ shader->tokens = tokens;
+
+ if (type == PIPE_SHADER_FRAGMENT)
+ shader->driver = pipe->create_fs_state(pipe, &state);
+ else
+ shader->driver = pipe->create_vs_state(pipe, &state);
+ return shader;
+}
+
+void vg_shader_destroy(struct vg_context *ctx, struct vg_shader *shader)
+{
+ if (shader->type == PIPE_SHADER_FRAGMENT)
+ cso_delete_fragment_shader(ctx->cso_context, shader->driver);
+ else
+ cso_delete_vertex_shader(ctx->cso_context, shader->driver);
+ free(shader->tokens);
+ free(shader);
+}
diff --git a/src/gallium/state_trackers/vega/shaders_cache.h b/src/gallium/state_trackers/vega/shaders_cache.h
new file mode 100644
index 0000000000..feca58b61a
--- /dev/null
+++ b/src/gallium/state_trackers/vega/shaders_cache.h
@@ -0,0 +1,77 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef SHADERS_CACHE_H
+#define SHADERS_CACHE_H
+
+
+struct vg_context;
+struct pipe_context;
+struct tgsi_token;
+struct shaders_cache;
+
+enum VegaShaderType {
+ VEGA_SOLID_FILL_SHADER = 1 << 0,
+ VEGA_LINEAR_GRADIENT_SHADER = 1 << 1,
+ VEGA_RADIAL_GRADIENT_SHADER = 1 << 2,
+ VEGA_PATTERN_SHADER = 1 << 3,
+ VEGA_IMAGE_NORMAL_SHADER = 1 << 4,
+ VEGA_IMAGE_MULTIPLY_SHADER = 1 << 5,
+ VEGA_IMAGE_STENCIL_SHADER = 1 << 6,
+
+ VEGA_MASK_SHADER = 1 << 7,
+
+ VEGA_BLEND_MULTIPLY_SHADER = 1 << 8,
+ VEGA_BLEND_SCREEN_SHADER = 1 << 9,
+ VEGA_BLEND_DARKEN_SHADER = 1 << 10,
+ VEGA_BLEND_LIGHTEN_SHADER = 1 << 11,
+
+ VEGA_PREMULTIPLY_SHADER = 1 << 12,
+ VEGA_UNPREMULTIPLY_SHADER = 1 << 13,
+
+ VEGA_BW_SHADER = 1 << 14
+};
+
+struct vg_shader {
+ void *driver;
+ struct tgsi_token *tokens;
+ int type;/* PIPE_SHADER_VERTEX, PIPE_SHADER_FRAGMENT */
+};
+
+struct shaders_cache *shaders_cache_create(struct vg_context *pipe);
+void shaders_cache_destroy(struct shaders_cache *sc);
+void *shaders_cache_fill(struct shaders_cache *sc,
+ int shader_key);
+
+struct vg_shader *shader_create_from_text(struct pipe_context *pipe,
+ const char *txt, int num_tokens,
+ int type);
+
+void vg_shader_destroy(struct vg_context *ctx, struct vg_shader *shader);
+
+
+
+#endif
diff --git a/src/gallium/state_trackers/vega/st_inlines.h b/src/gallium/state_trackers/vega/st_inlines.h
new file mode 100644
index 0000000000..1f331dfcdb
--- /dev/null
+++ b/src/gallium/state_trackers/vega/st_inlines.h
@@ -0,0 +1,159 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * Functions for checking if buffers/textures are referenced when we need
+ * to read/write from/to them. Flush when needed.
+ */
+
+#ifndef ST_INLINES_H
+#define ST_INLINES_H
+
+#include "vg_context.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_state.h"
+
+static INLINE struct pipe_transfer *
+st_cond_flush_get_tex_transfer(struct vg_context *st,
+ struct pipe_texture *pt,
+ unsigned int face,
+ unsigned int level,
+ unsigned int zslice,
+ enum pipe_transfer_usage usage,
+ unsigned int x, unsigned int y,
+ unsigned int w, unsigned int h)
+{
+ struct pipe_screen *screen = st->pipe->screen;
+ struct pipe_context *pipe = st->pipe;
+ unsigned referenced =
+ pipe->is_texture_referenced(pipe, pt, face, level);
+
+ if (referenced && ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
+ usage == PIPE_TRANSFER_WRITE ||
+ usage == PIPE_TRANSFER_READ_WRITE))
+ vgFlush();
+
+ return screen->get_tex_transfer(screen, pt, face, level, zslice, usage,
+ x, y, w, h);
+}
+
+static INLINE struct pipe_transfer *
+st_no_flush_get_tex_transfer(struct vg_context *st,
+ struct pipe_texture *pt,
+ unsigned int face,
+ unsigned int level,
+ unsigned int zslice,
+ enum pipe_transfer_usage usage,
+ unsigned int x, unsigned int y,
+ unsigned int w, unsigned int h)
+{
+ struct pipe_screen *screen = st->pipe->screen;
+
+ return screen->get_tex_transfer(screen, pt, face, level,
+ zslice, usage, x, y, w, h);
+}
+
+static INLINE void *
+st_cond_flush_pipe_buffer_map(struct vg_context *st,
+ struct pipe_buffer *buf,
+ unsigned int map_flags)
+{
+ struct pipe_context *pipe = st->pipe;
+ unsigned int referenced = pipe->is_buffer_referenced(pipe, buf);
+
+ if (referenced && ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
+ (map_flags & PIPE_BUFFER_USAGE_CPU_WRITE)))
+ vgFlush();
+
+ return pipe_buffer_map(pipe->screen, buf, map_flags);
+}
+
+static INLINE void *
+st_no_flush_pipe_buffer_map(struct vg_context *st,
+ struct pipe_buffer *buf,
+ unsigned int map_flags)
+{
+ return pipe_buffer_map(st->pipe->screen, buf, map_flags);
+}
+
+
+static INLINE void
+st_cond_flush_pipe_buffer_write(struct vg_context *st,
+ struct pipe_buffer *buf,
+ unsigned int offset,
+ unsigned int size,
+ const void * data)
+{
+ struct pipe_context *pipe = st->pipe;
+
+ if (pipe->is_buffer_referenced(pipe, buf))
+ vgFlush();
+
+ pipe_buffer_write(pipe->screen, buf, offset, size, data);
+}
+
+static INLINE void
+st_no_flush_pipe_buffer_write(struct vg_context *st,
+ struct pipe_buffer *buf,
+ unsigned int offset,
+ unsigned int size,
+ const void * data)
+{
+ pipe_buffer_write(st->pipe->screen, buf, offset, size, data);
+}
+
+static INLINE void
+st_cond_flush_pipe_buffer_read(struct vg_context *st,
+ struct pipe_buffer *buf,
+ unsigned int offset,
+ unsigned int size,
+ void * data)
+{
+ struct pipe_context *pipe = st->pipe;
+
+ if (pipe->is_buffer_referenced(pipe, buf) & PIPE_REFERENCED_FOR_WRITE)
+ vgFlush();
+
+ pipe_buffer_read(pipe->screen, buf, offset, size, data);
+}
+
+static INLINE void
+st_no_flush_pipe_buffer_read(struct vg_context *st,
+ struct pipe_buffer *buf,
+ unsigned int offset,
+ unsigned int size,
+ void * data)
+{
+ pipe_buffer_read(st->pipe->screen, buf, offset, size, data);
+}
+
+#endif
+
diff --git a/src/gallium/state_trackers/vega/stroker.c b/src/gallium/state_trackers/vega/stroker.c
new file mode 100644
index 0000000000..1b92d2b5c6
--- /dev/null
+++ b/src/gallium/state_trackers/vega/stroker.c
@@ -0,0 +1,1349 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "stroker.h"
+
+#include "path.h"
+#include "vg_state.h"
+#include "util_array.h"
+#include "arc.h"
+#include "bezier.h"
+#include "matrix.h"
+#include "path_utils.h"
+#include "polygon.h"
+
+#include "math.h"
+
+#ifndef M_2PI
+#define M_2PI 6.28318530717958647692528676655900576
+#endif
+
+#define STROKE_SEGMENTS 0
+#define STROKE_DEBUG 0
+#define DEBUG_EMITS 0
+
+static const VGfloat curve_threshold = 0.25f;
+
+static const VGfloat zero_coords[] = {0.f, 0.f};
+
+enum intersection_type {
+ NoIntersections,
+ BoundedIntersection,
+ UnboundedIntersection,
+};
+
+enum line_join_mode {
+ FlatJoin,
+ SquareJoin,
+ MiterJoin,
+ RoundJoin,
+ RoundCap
+};
+
+struct stroke_iterator {
+ void (*next)(struct stroke_iterator *);
+ VGboolean (*has_next)(struct stroke_iterator *);
+
+ VGPathCommand (*current_command)(struct stroke_iterator *it);
+ void (*current_coords)(struct stroke_iterator *it, VGfloat *coords);
+
+ VGint position;
+ VGint coord_position;
+
+ const VGubyte *cmds;
+ const VGfloat *coords;
+ VGint num_commands;
+ VGint num_coords;
+
+ struct polygon *curve_poly;
+ VGint curve_index;
+};
+
+static VGPathCommand stroke_itr_command(struct stroke_iterator *itr)
+{
+ return itr->current_command(itr);
+}
+
+static void stroke_itr_coords(struct stroke_iterator *itr, VGfloat *coords)
+{
+ itr->current_coords(itr, coords);
+}
+
+static void stroke_fw_itr_coords(struct stroke_iterator *itr, VGfloat *coords)
+{
+ if (itr->position >= itr->num_commands)
+ return;
+ switch (stroke_itr_command(itr)) {
+ case VG_MOVE_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ break;
+ case VG_LINE_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ break;
+ case VG_CUBIC_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ coords[2] = itr->coords[itr->coord_position + 2];
+ coords[3] = itr->coords[itr->coord_position + 3];
+ coords[4] = itr->coords[itr->coord_position + 4];
+ coords[5] = itr->coords[itr->coord_position + 5];
+ break;
+ default:
+ debug_assert(!"invalid command!\n");
+ }
+}
+
+
+static void stroke_bw_itr_coords(struct stroke_iterator *itr, VGfloat *coords)
+{
+ if (itr->position >= itr->num_commands)
+ return;
+ switch (stroke_itr_command(itr)) {
+ case VG_MOVE_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ break;
+ case VG_LINE_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ break;
+ case VG_CUBIC_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position + 4];
+ coords[1] = itr->coords[itr->coord_position + 5];
+ coords[2] = itr->coords[itr->coord_position + 2];
+ coords[3] = itr->coords[itr->coord_position + 3];
+ coords[4] = itr->coords[itr->coord_position + 0];
+ coords[5] = itr->coords[itr->coord_position + 1];
+ break;
+ default:
+ debug_assert(!"invalid command!\n");
+ }
+}
+
+
+static VGPathCommand stroke_fw_current_command(struct stroke_iterator *it)
+{
+ return it->cmds[it->position];
+}
+
+static VGPathCommand stroke_bw_current_command(struct stroke_iterator *it)
+{
+ VGPathCommand prev_cmd;
+ if (it->position == it->num_commands -1)
+ return VG_MOVE_TO_ABS;
+
+ prev_cmd = it->cmds[it->position + 1];
+ return prev_cmd;
+}
+
+static VGboolean stroke_fw_has_next(struct stroke_iterator *itr)
+{
+ return itr->position < (itr->num_commands - 1);
+}
+
+static VGboolean stroke_bw_has_next(struct stroke_iterator *itr)
+{
+ return itr->position > 0;
+}
+
+static void stroke_fw_next(struct stroke_iterator *itr)
+{
+ VGubyte cmd;
+ debug_assert(stroke_fw_has_next(itr));
+
+ cmd = stroke_itr_command(itr);
+
+ itr->coord_position += num_elements_for_segments(&cmd, 1);
+ ++itr->position;
+}
+
+static void stroke_bw_next(struct stroke_iterator *itr)
+{
+ VGubyte cmd;
+ debug_assert(stroke_bw_has_next(itr));
+
+ --itr->position;
+ cmd = stroke_itr_command(itr);
+
+ itr->coord_position -= num_elements_for_segments(&cmd, 1);
+}
+
+static void stroke_itr_common_init(struct stroke_iterator *itr,
+ struct array *cmds,
+ struct array *coords)
+{
+ itr->cmds = (VGubyte*)cmds->data;
+ itr->num_commands = cmds->num_elements;
+
+ itr->coords = (VGfloat*)coords->data;
+ itr->num_coords = coords->num_elements;
+}
+
+static void stroke_forward_iterator(struct stroke_iterator *itr,
+ struct array *cmds,
+ struct array *coords)
+{
+ stroke_itr_common_init(itr, cmds, coords);
+ itr->position = 0;
+ itr->coord_position = 0;
+
+ itr->next = stroke_fw_next;
+ itr->has_next = stroke_fw_has_next;
+ itr->current_command = stroke_fw_current_command;
+ itr->current_coords = stroke_fw_itr_coords;
+}
+
+static void stroke_backward_iterator(struct stroke_iterator *itr,
+ struct array *cmds,
+ struct array *coords)
+{
+ VGubyte cmd;
+ stroke_itr_common_init(itr, cmds, coords);
+ itr->position = itr->num_commands - 1;
+
+ cmd = stroke_bw_current_command(itr);
+ itr->coord_position = itr->num_coords -
+ num_elements_for_segments(&cmd, 1);
+
+ itr->next = stroke_bw_next;
+ itr->has_next = stroke_bw_has_next;
+ itr->current_command = stroke_bw_current_command;
+ itr->current_coords = stroke_bw_itr_coords;
+}
+
+
+
+static void stroke_flat_next(struct stroke_iterator *itr)
+{
+ VGubyte cmd;
+
+ if (itr->curve_index >= 0) {
+ ++itr->curve_index;
+ if (itr->curve_index >= polygon_vertex_count(itr->curve_poly)) {
+ itr->curve_index = -1;
+ polygon_destroy(itr->curve_poly);
+ itr->curve_poly = 0;
+ } else
+ return;
+ }
+ debug_assert(stroke_fw_has_next(itr));
+
+ cmd = itr->cmds[itr->position];
+ itr->coord_position += num_elements_for_segments(&cmd, 1);
+ ++itr->position;
+
+ cmd = itr->cmds[itr->position];
+
+ if (cmd == VG_CUBIC_TO_ABS) {
+ struct bezier bezier;
+ VGfloat bez[8];
+
+ bez[0] = itr->coords[itr->coord_position - 2];
+ bez[1] = itr->coords[itr->coord_position - 1];
+ bez[2] = itr->coords[itr->coord_position];
+ bez[3] = itr->coords[itr->coord_position + 1];
+ bez[4] = itr->coords[itr->coord_position + 2];
+ bez[5] = itr->coords[itr->coord_position + 3];
+ bez[6] = itr->coords[itr->coord_position + 4];
+ bez[7] = itr->coords[itr->coord_position + 5];
+
+ bezier_init(&bezier,
+ bez[0], bez[1],
+ bez[2], bez[3],
+ bez[4], bez[5],
+ bez[6], bez[7]);
+ /* skip the first one, it's the same as the prev point */
+ itr->curve_index = 1;
+ if (itr->curve_poly) {
+ polygon_destroy(itr->curve_poly);
+ itr->curve_poly = 0;
+ }
+ itr->curve_poly = bezier_to_polygon(&bezier);
+ }
+}
+
+static VGboolean stroke_flat_has_next(struct stroke_iterator *itr)
+{
+ return (itr->curve_index >= 0 &&
+ itr->curve_index < (polygon_vertex_count(itr->curve_poly)-1))
+ || itr->position < (itr->num_commands - 1);
+}
+
+static VGPathCommand stroke_flat_current_command(struct stroke_iterator *it)
+{
+ if (it->cmds[it->position] == VG_CUBIC_TO_ABS) {
+ return VG_LINE_TO_ABS;
+ }
+ return it->cmds[it->position];
+}
+
+static void stroke_flat_itr_coords(struct stroke_iterator *itr, VGfloat *coords)
+{
+ if (itr->curve_index <= -1 && itr->position >= itr->num_commands)
+ return;
+
+ if (itr->curve_index >= 0) {
+ polygon_vertex(itr->curve_poly, itr->curve_index,
+ coords);
+ return;
+ }
+
+ switch (stroke_itr_command(itr)) {
+ case VG_MOVE_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ break;
+ case VG_LINE_TO_ABS:
+ coords[0] = itr->coords[itr->coord_position];
+ coords[1] = itr->coords[itr->coord_position + 1];
+ break;
+ case VG_CUBIC_TO_ABS:
+ default:
+ debug_assert(!"invalid command!\n");
+ }
+}
+
+static void stroke_flat_iterator(struct stroke_iterator *itr,
+ struct array *cmds,
+ struct array *coords)
+{
+ stroke_itr_common_init(itr, cmds, coords);
+ itr->position = 0;
+ itr->coord_position = 0;
+
+ itr->next = stroke_flat_next;
+ itr->has_next = stroke_flat_has_next;
+ itr->current_command = stroke_flat_current_command;
+ itr->current_coords = stroke_flat_itr_coords;
+ itr->curve_index = -1;
+ itr->curve_poly = 0;
+}
+
+
+static INLINE VGboolean finite_coords4(const VGfloat *c)
+{
+ return
+ isfinite(c[0]) && isfinite(c[1]) &&
+ isfinite(c[2]) && isfinite(c[3]);
+}
+
+/* from Graphics Gems II */
+#define SAME_SIGNS(a, b) ((a) * (b) >= 0)
+static VGboolean do_lines_intersect(VGfloat x1, VGfloat y1, VGfloat x2, VGfloat y2,
+ VGfloat x3, VGfloat y3, VGfloat x4, VGfloat y4)
+{
+ VGfloat a1, a2, b1, b2, c1, c2; /* Coefficients of line eqns */
+ VGfloat r1, r2, r3, r4; /* 'sign' values */
+
+ a1 = y2 - y1;
+ b1 = x1 - x2;
+ c1 = x2 * y1 - x1 * y2;
+
+ r3 = a1 * x3 + b1 * y3 + c1;
+ r4 = a1 * x4 + b1 * y4 + c1;
+
+ if (r3 != 0 && r4 != 0 && SAME_SIGNS(r3, r4))
+ return VG_FALSE;
+
+ a2 = y4 - y3;
+ b2 = x3 - x4;
+ c2 = x4 * y3 - x3 * y4;
+
+ r1 = a2 * x1 + b2 * y1 + c2;
+ r2 = a2 * x2 + b2 * y2 + c2;
+
+ if (r1 != 0 && r2 != 0 && SAME_SIGNS(r1, r2))
+ return VG_FALSE;
+
+ return VG_TRUE;
+}
+
+static INLINE VGfloat line_dx(const VGfloat *l)
+{
+ return l[2] - l[0];
+}
+
+static INLINE VGfloat line_dy(const VGfloat *l)
+{
+ return l[3] - l[1];
+}
+
+static INLINE VGfloat line_angle(const VGfloat *l)
+{
+ const VGfloat dx = line_dx(l);
+ const VGfloat dy = line_dy(l);
+
+ const VGfloat theta = atan2(-dy, dx) * 360.0 / M_2PI;
+
+ const VGfloat theta_normalized = theta < 0 ? theta + 360 : theta;
+
+ if (floatsEqual(theta_normalized, 360.f))
+ return 0;
+ else
+ return theta_normalized;
+}
+
+static INLINE void line_set_length(VGfloat *l, VGfloat len)
+{
+ VGfloat uv[] = {l[0], l[1], l[2], l[3]};
+ if (null_line(l))
+ return;
+ line_normalize(uv);
+ l[2] = l[0] + line_dx(uv) * len;
+ l[3] = l[1] + line_dy(uv) * len;
+}
+
+static INLINE void line_translate(VGfloat *l, VGfloat x, VGfloat y)
+{
+ l[0] += x;
+ l[1] += y;
+ l[2] += x;
+ l[3] += y;
+}
+
+static INLINE VGfloat line_angle_to(const VGfloat *l1,
+ const VGfloat *l2)
+{
+ VGfloat a1, a2, delta, delta_normalized;
+ if (null_line(l1) || null_line(l1))
+ return 0;
+
+ a1 = line_angle(l1);
+ a2 = line_angle(l2);
+
+ delta = a2 - a1;
+ delta_normalized = delta < 0 ? delta + 360 : delta;
+
+ if (floatsEqual(delta, 360.f))
+ return 0;
+ else
+ return delta_normalized;
+}
+
+static INLINE VGfloat line_angles(const VGfloat *l1,
+ const VGfloat *l2)
+{
+ VGfloat cos_line, rad = 0;
+
+ if (null_line(l1) || null_line(l2))
+ return 0;
+
+ cos_line = (line_dx(l1)*line_dx(l2) + line_dy(l1)*line_dy(l2)) /
+ (line_lengthv(l1)*line_lengthv(l2));
+ rad = 0;
+
+ if (cos_line >= -1.0 && cos_line <= 1.0)
+ rad = acos(cos_line);
+ return rad * 360 / M_2PI;
+}
+
+
+static INLINE VGfloat adapted_angle_on_x(const VGfloat *line)
+{
+ const VGfloat identity[] = {0, 0, 1, 0};
+ VGfloat angle = line_angles(line, identity);
+ if (line_dy(line) > 0)
+ angle = 360 - angle;
+ return angle;
+}
+
+static enum intersection_type line_intersect(const VGfloat *l1,
+ const VGfloat *l2,
+ float *intersection_point)
+{
+ VGfloat isect[2];
+ enum intersection_type type;
+ VGboolean dx_zero, ldx_zero;
+
+ if (null_line(l1) || null_line(l2) ||
+ !finite_coords4(l1) || !finite_coords4(l2))
+ return NoIntersections;
+
+ type = do_lines_intersect(l1[0], l1[1], l1[2], l1[3], l2[0], l2[1], l2[2], l2[3])
+ ? BoundedIntersection : UnboundedIntersection;
+
+ dx_zero = floatsEqual(line_dx(l1) + 1, 1);
+ ldx_zero = floatsEqual(line_dx(l2) + 1, 1);
+
+ /* one of the lines is vertical */
+ if (dx_zero && ldx_zero) {
+ type = NoIntersections;
+ } else if (dx_zero) {
+ VGfloat la = line_dy(l2) / line_dx(l2);
+ isect[0] = l1[0];
+ isect[1] = la * l1[0] + l2[1] - la * l2[0];
+ } else if (ldx_zero) {
+ VGfloat ta = line_dy(l1) / line_dx(l1);
+ isect[0] = l2[0];
+ isect[1] = ta * l2[0] + l1[1] - ta*l1[0];
+ } else {
+ VGfloat x;
+ VGfloat ta = line_dy(l1) / line_dx(l1);
+ VGfloat la = line_dy(l2) / line_dx(l2);
+ if (ta == la)
+ return NoIntersections;
+
+ x = ( - l2[1] + la * l2[0] + l1[1] - ta * l1[0] ) / (la - ta);
+ isect[0] = x;
+ isect[1] = ta*(x - l1[0]) + l1[1];
+ }
+ if (intersection_point) {
+ intersection_point[0] = isect[0];
+ intersection_point[1] = isect[1];
+ }
+ return type;
+}
+
+static INLINE enum line_join_mode stroker_join_mode(struct stroker *s)
+{
+ switch(s->join_style) {
+ case VG_JOIN_MITER:
+ return MiterJoin;
+ case VG_JOIN_ROUND:
+ return RoundJoin;
+ case VG_JOIN_BEVEL:
+ return FlatJoin;
+ default:
+ return FlatJoin;
+ }
+}
+
+static INLINE enum line_join_mode stroker_cap_mode(struct stroker *s)
+{
+ switch(s->cap_style) {
+ case VG_CAP_BUTT:
+ return FlatJoin;
+ case VG_CAP_ROUND:
+ return RoundCap;
+ case VG_CAP_SQUARE:
+ return SquareJoin;
+ default:
+ return FlatJoin;
+ }
+}
+
+void stroker_emit_move_to(struct stroker *stroker, VGfloat x, VGfloat y)
+{
+ VGubyte cmds = VG_MOVE_TO_ABS;
+ VGfloat coords[2] = {x, y};
+#if DEBUG_EMITS
+ debug_printf("emit move %f, %f\n", x, y);
+#endif
+ stroker->back2_x = stroker->back1_x;
+ stroker->back2_y = stroker->back1_y;
+ stroker->back1_x = x;
+ stroker->back1_y = y;
+
+ path_append_data(stroker->path,
+ 1,
+ &cmds, &coords);
+}
+
+void stroker_emit_line_to(struct stroker *stroker, VGfloat x, VGfloat y)
+{
+ VGubyte cmds = VG_LINE_TO_ABS;
+ VGfloat coords[2] = {x, y};
+#if DEBUG_EMITS
+ debug_printf("emit line %f, %f\n", x, y);
+#endif
+ stroker->back2_x = stroker->back1_x;
+ stroker->back2_y = stroker->back1_y;
+ stroker->back1_x = x;
+ stroker->back1_y = y;
+ path_append_data(stroker->path,
+ 1,
+ &cmds, &coords);
+}
+
+void stroker_emit_curve_to(struct stroker *stroker, VGfloat px1, VGfloat py1,
+ VGfloat px2, VGfloat py2,
+ VGfloat x, VGfloat y)
+{
+ VGubyte cmds = VG_CUBIC_TO_ABS;
+ VGfloat coords[6] = {px1, py1, px2, py2, x, y};
+#if DEBUG_EMITS
+ debug_printf("emit curve %f, %f, %f, %f, %f, %f\n", px1, py1,
+ px2, py2, x, y);
+#endif
+
+ if (px2 == x && py2 == y) {
+ if (px1 == x && py1 == y) {
+ stroker->back2_x = stroker->back1_x;
+ stroker->back2_y = stroker->back1_y;
+ } else {
+ stroker->back2_x = px1;
+ stroker->back2_y = py1;
+ }
+ } else {
+ stroker->back2_x = px2;
+ stroker->back2_y = py2;
+ }
+ stroker->back1_x = x;
+ stroker->back1_y = y;
+
+ path_append_data(stroker->path,
+ 1,
+ &cmds, &coords);
+}
+
+static INLINE void create_round_join(struct stroker *stroker,
+ VGfloat x1, VGfloat y1,
+ VGfloat x2, VGfloat y2,
+ VGfloat width, VGfloat height)
+{
+ struct arc arc;
+ struct matrix matrix;
+
+ matrix_load_identity(&matrix);
+
+ /*stroker_emit_line_to(stroker, nx, ny);*/
+
+ arc_init(&arc, VG_SCCWARC_TO_ABS,
+ x1, y1, x2, y2, width/2, height/2, 0);
+ arc_stroker_emit(&arc, stroker, &matrix);
+}
+
+
+static void create_joins(struct stroker *stroker,
+ VGfloat focal_x, VGfloat focal_y,
+ const VGfloat *next_line, enum line_join_mode join)
+{
+#if DEBUG_EMITS
+ debug_printf("create_joins: focal=[%f, %f], next_line=[%f, %f,%f, %f]\n",
+ focal_x, focal_y,
+ next_line[0], next_line[1], next_line[2], next_line[3]);
+#endif
+ /* if we're alredy connected do nothing */
+ if (floatsEqual(stroker->back1_x, next_line[0]) &&
+ floatsEqual(stroker->back1_y, next_line[1]))
+ return;
+
+ if (join == FlatJoin) {
+ stroker_emit_line_to(stroker, next_line[0], next_line[1]);
+ } else {
+ VGfloat prev_line[] = {stroker->back2_x, stroker->back2_y,
+ stroker->back1_x, stroker->back1_y};
+
+ VGfloat isect[2];
+ enum intersection_type type = line_intersect(prev_line, next_line, isect);
+
+ if (join == SquareJoin) {
+ VGfloat offset = stroker->stroke_width / 2;
+ VGfloat l1[4] = {prev_line[0],
+ prev_line[1],
+ prev_line[2],
+ prev_line[3]};
+ VGfloat l2[4] = {next_line[2],
+ next_line[3],
+ next_line[0],
+ next_line[1]};
+
+ line_translate(l1, line_dx(l1), line_dy(l1));
+ line_set_length(l1, offset);
+
+ line_translate(l2, line_dx(l2), line_dy(l2));
+ line_set_length(l2, offset);
+
+ stroker_emit_line_to(stroker, l1[2], l1[3]);
+ stroker_emit_line_to(stroker, l2[2], l2[3]);
+ stroker_emit_line_to(stroker, l2[0], l2[1]);
+ } else if (join == RoundJoin) {
+ VGfloat offset = stroker->stroke_width / 2;
+ VGfloat short_cut[4] = {prev_line[2], prev_line[3],
+ next_line[0], next_line[1]};
+ VGfloat angle = line_angles(prev_line, short_cut);
+
+ if (type == BoundedIntersection ||
+ (angle > 90 && !floatsEqual(angle, 90.f))) {
+ stroker_emit_line_to(stroker, next_line[0], next_line[1]);
+ return;
+ }
+ create_round_join(stroker, prev_line[2], prev_line[3],
+ next_line[0], next_line[1],
+ offset * 2, offset * 2);
+
+ stroker_emit_line_to(stroker, next_line[0], next_line[1]);
+ } else if (join == RoundCap) {
+ VGfloat offset = stroker->stroke_width / 2;
+ VGfloat l1[4] = { prev_line[0], prev_line[1],
+ prev_line[2], prev_line[3] };
+ VGfloat l2[4] = {focal_x, focal_y,
+ prev_line[2], prev_line[3]};
+
+ line_translate(l1, line_dx(l1), line_dy(l1));
+ line_set_length(l1, KAPPA * offset);
+
+ /* normal between prev_line and focal */
+ line_translate(l2, -line_dy(l2), line_dx(l2));
+ line_set_length(l2, KAPPA * offset);
+
+ stroker_emit_curve_to(stroker, l1[2], l1[3],
+ l2[2], l2[3],
+ l2[0], l2[1]);
+
+ l2[0] = l2[0];
+ l2[1] = l2[1];
+ l2[2] = l2[0] - line_dx(l2);
+ l2[3] = l2[1] - line_dy(l2);
+
+ line_translate(l1, next_line[0] - l1[0], next_line[1] - l1[1]);
+
+ stroker_emit_curve_to(stroker,
+ l2[2], l2[3],
+ l1[2], l1[3],
+ l1[0], l1[1]);
+ } else if (join == MiterJoin) {
+ VGfloat miter_line[4] = {stroker->back1_x, stroker->back1_y,
+ isect[0], isect[1]};
+ VGfloat sl = (stroker->stroke_width * stroker->miter_limit);
+ VGfloat inside_line[4] = {prev_line[2], prev_line[3],
+ next_line[0], next_line[1]};
+ VGfloat angle = line_angle_to(inside_line, prev_line);
+
+ if (type == BoundedIntersection ||
+ (angle > 90 && !floatsEqual(angle, 90.f))) {
+ /*
+ debug_printf("f = %f, nl = %f, pl = %f, is = %f\n",
+ focal_x, next_line[0],
+ prev_line[2], isect[0]);*/
+ stroker_emit_line_to(stroker, next_line[0], next_line[1]);
+ return;
+ }
+
+ if (type == NoIntersections || line_lengthv(miter_line) > sl) {
+ stroker_emit_line_to(stroker, next_line[0], next_line[1]);
+ } else {
+ stroker_emit_line_to(stroker, isect[0], isect[1]);
+ stroker_emit_line_to(stroker, next_line[0], next_line[1]);
+ }
+ } else {
+ debug_assert(!"create_joins bad join style");
+ }
+ }
+}
+
+static void stroker_add_segment(struct stroker *stroker,
+ VGPathCommand cmd,
+ const VGfloat *coords,
+ VGint num_coords)
+{
+ /* skip duplicated points */
+ if (stroker->segments->num_elements &&
+ stroker->last_cmd == cmd) {
+ VGfloat *data = stroker->control_points->data;
+ data += stroker->control_points->num_elements;
+ data -= num_coords;
+ switch (cmd) {
+ case VG_MOVE_TO_ABS:
+ if (floatsEqual(coords[0], data[0]) &&
+ floatsEqual(coords[1], data[1]))
+ return;
+ break;
+ case VG_LINE_TO_ABS:
+ if (floatsEqual(coords[0], data[0]) &&
+ floatsEqual(coords[1], data[1]))
+ return;
+ break;
+ case VG_CUBIC_TO_ABS:
+ if (floatsEqual(coords[0], data[0]) &&
+ floatsEqual(coords[1], data[1]) &&
+ floatsEqual(coords[2], data[2]) &&
+ floatsEqual(coords[3], data[3]) &&
+ floatsEqual(coords[4], data[4]) &&
+ floatsEqual(coords[5], data[5]))
+ return;
+ break;
+ default:
+ debug_assert(!"Invalid stroke segment");
+ }
+ } else if (stroker->last_cmd == VG_CUBIC_TO_ABS &&
+ cmd == VG_LINE_TO_ABS) {
+ VGfloat *data = stroker->control_points->data;
+ data += stroker->control_points->num_elements;
+ data -= 2;
+ if (floatsEqual(coords[0], data[0]) &&
+ floatsEqual(coords[1], data[1]))
+ return;
+ }
+ stroker->last_cmd = cmd;
+ array_append_data(stroker->segments, &cmd, 1);
+ array_append_data(stroker->control_points, coords, num_coords);
+}
+
+void stroker_move_to(struct stroker *stroker, VGfloat x, VGfloat y)
+{
+ VGfloat coords[2] = {x, y};
+#if STROKE_SEGMENTS
+ debug_printf("stroker_move_to(%f, %f)\n", x, y);
+#endif
+
+ if (stroker->segments->num_elements > 0)
+ stroker->process_subpath(stroker);
+
+ array_reset(stroker->segments);
+ array_reset(stroker->control_points);
+
+ stroker_add_segment(stroker, VG_MOVE_TO_ABS, coords, 2);
+}
+
+void stroker_line_to(struct stroker *stroker, VGfloat x, VGfloat y)
+{
+ VGfloat coords[] = {x, y};
+
+#if STROKE_SEGMENTS
+ debug_printf("stroker_line_to(%f, %f)\n", x, y);
+#endif
+ if (!stroker->segments->num_elements)
+ stroker_add_segment(stroker, VG_MOVE_TO_ABS, zero_coords, 2);
+
+ stroker_add_segment(stroker, VG_LINE_TO_ABS, coords, 2);
+}
+
+void stroker_curve_to(struct stroker *stroker, VGfloat px1, VGfloat py1,
+ VGfloat px2, VGfloat py2,
+ VGfloat x, VGfloat y)
+{
+ VGfloat coords[] = {px1, py1,
+ px2, py2,
+ x, y};
+#if STROKE_SEGMENTS
+ debug_printf("stroker_curve_to(%f, %f, %f, %f, %f, %f)\n",
+ px1, py1, px2, py2, x, y);
+#endif
+ if (!stroker->segments->num_elements)
+ stroker_add_segment(stroker, VG_MOVE_TO_ABS, zero_coords, 2);
+
+ stroker_add_segment(stroker, VG_CUBIC_TO_ABS, coords, 6);
+}
+
+static INLINE VGboolean is_segment_null(VGPathCommand cmd,
+ VGfloat *coords,
+ VGfloat *res)
+{
+ switch(cmd) {
+ case VG_MOVE_TO_ABS:
+ case VG_LINE_TO_ABS:
+ return floatsEqual(coords[0], res[0]) &&
+ floatsEqual(coords[1], res[1]);
+ break;
+ case VG_CUBIC_TO_ABS:
+ return floatsEqual(coords[0], res[0]) &&
+ floatsEqual(coords[1], res[1]) &&
+ floatsEqual(coords[2], res[0]) &&
+ floatsEqual(coords[3], res[1]) &&
+ floatsEqual(coords[4], res[0]) &&
+ floatsEqual(coords[5], res[1]);
+ break;
+ default:
+ assert(0);
+ }
+ return VG_FALSE;
+}
+
+static VGboolean vg_stroke_outline(struct stroke_iterator *it,
+ struct stroker *stroker,
+ VGboolean cap_first,
+ VGfloat *start_tangent)
+{
+ const int MAX_OFFSET = 16;
+ struct bezier offset_curves[MAX_OFFSET];
+ VGPathCommand first_element;
+ VGfloat start[2], prev[2];
+ VGboolean first = VG_TRUE;
+ VGfloat offset;
+
+ first_element = stroke_itr_command(it);
+ if (first_element != VG_MOVE_TO_ABS) {
+ stroker_emit_move_to(stroker, 0.f, 0.f);
+ prev[0] = 0.f;
+ prev[1] = 0.f;
+ }
+ stroke_itr_coords(it, start);
+#if STROKE_DEBUG
+ debug_printf(" -> (side) [%.2f, %.2f]\n",
+ start[0],
+ start[1]);
+#endif
+
+ prev[0] = start[0];
+ prev[1] = start[1];
+
+ offset = stroker->stroke_width / 2;
+
+ if (!it->has_next(it)) {
+ /* single point */
+
+ return VG_TRUE;
+ }
+
+ while (it->has_next(it)) {
+ VGPathCommand cmd;
+ VGfloat coords[8];
+
+ it->next(it);
+ cmd = stroke_itr_command(it);
+ stroke_itr_coords(it, coords);
+
+ if (cmd == VG_LINE_TO_ABS) {
+ VGfloat line[4] = {prev[0], prev[1], coords[0], coords[1]};
+ VGfloat normal[4];
+ line_normal(line, normal);
+
+#if STROKE_DEBUG
+ debug_printf("\n ---> (side) lineto [%.2f, %.2f]\n", coords[0], coords[1]);
+#endif
+ line_set_length(normal, offset);
+ line_translate(line, line_dx(normal), line_dy(normal));
+
+ /* if we are starting a new subpath, move to correct starting point */
+ if (first) {
+ if (cap_first)
+ create_joins(stroker, prev[0], prev[1], line,
+ stroker_cap_mode(stroker));
+ else
+ stroker_emit_move_to(stroker, line[0], line[1]);
+ memcpy(start_tangent, line,
+ sizeof(VGfloat) * 4);
+ first = VG_FALSE;
+ } else {
+ create_joins(stroker, prev[0], prev[1], line,
+ stroker_join_mode(stroker));
+ }
+
+ /* add the stroke for this line */
+ stroker_emit_line_to(stroker, line[2], line[3]);
+ prev[0] = coords[0];
+ prev[1] = coords[1];
+ } else if (cmd == VG_CUBIC_TO_ABS) {
+#if STROKE_DEBUG
+ debug_printf("\n ---> (side) cubicTo [%.2f, %.2f]\n",
+ coords[4],
+ coords[5]);
+#endif
+ struct bezier bezier;
+ int count;
+
+ bezier_init(&bezier,
+ prev[0], prev[1], coords[0], coords[1],
+ coords[2], coords[3], coords[4], coords[5]);
+
+ count = bezier_translate_by_normal(&bezier,
+ offset_curves,
+ MAX_OFFSET,
+ offset,
+ curve_threshold);
+
+ if (count) {
+ /* if we are starting a new subpath, move to correct starting point */
+ VGfloat tangent[4];
+ VGint i;
+
+ bezier_start_tangent(&bezier, tangent);
+ line_translate(tangent,
+ offset_curves[0].x1 - bezier.x1,
+ offset_curves[0].y1 - bezier.y1);
+ if (first) {
+ VGfloat pt[2] = {offset_curves[0].x1,
+ offset_curves[0].y1};
+
+ if (cap_first) {
+ create_joins(stroker, prev[0], prev[1], tangent,
+ stroker_cap_mode(stroker));
+ } else {
+ stroker_emit_move_to(stroker, pt[0], pt[1]);
+ }
+ start_tangent[0] = tangent[0];
+ start_tangent[1] = tangent[1];
+ start_tangent[2] = tangent[2];
+ start_tangent[3] = tangent[3];
+ first = VG_FALSE;
+ } else {
+ create_joins(stroker, prev[0], prev[1], tangent,
+ stroker_join_mode(stroker));
+ }
+
+ /* add these beziers */
+ for (i = 0; i < count; ++i) {
+ struct bezier *bez = &offset_curves[i];
+ stroker_emit_curve_to(stroker,
+ bez->x2, bez->y2,
+ bez->x3, bez->y3,
+ bez->x4, bez->y4);
+ }
+ }
+
+ prev[0] = coords[4];
+ prev[1] = coords[5];
+ }
+ }
+
+ if (floatsEqual(start[0], prev[0]) &&
+ floatsEqual(start[1], prev[1])) {
+ /* closed subpath, join first and last point */
+#if STROKE_DEBUG
+ debug_printf("\n stroker: closed subpath\n");
+#endif
+ create_joins(stroker, prev[0], prev[1], start_tangent,
+ stroker_join_mode(stroker));
+ return VG_TRUE;
+ } else {
+#if STROKE_DEBUG
+ debug_printf("\n stroker: open subpath\n");
+#endif
+ return VG_FALSE;
+ }
+}
+
+static void stroker_process_subpath(struct stroker *stroker)
+{
+ VGboolean fwclosed, bwclosed;
+ VGfloat fw_start_tangent[4], bw_start_tangent[4];
+ struct stroke_iterator fwit;
+ struct stroke_iterator bwit;
+ debug_assert(stroker->segments->num_elements > 0);
+
+ memset(fw_start_tangent, 0,
+ sizeof(VGfloat)*4);
+ memset(bw_start_tangent, 0,
+ sizeof(VGfloat)*4);
+
+ stroke_forward_iterator(&fwit, stroker->segments,
+ stroker->control_points);
+ stroke_backward_iterator(&bwit, stroker->segments,
+ stroker->control_points);
+
+ debug_assert(fwit.cmds[0] == VG_MOVE_TO_ABS);
+
+ fwclosed = vg_stroke_outline(&fwit, stroker, VG_FALSE, fw_start_tangent);
+ bwclosed = vg_stroke_outline(&bwit, stroker, !fwclosed, bw_start_tangent);
+
+ if (!bwclosed)
+ create_joins(stroker,
+ fwit.coords[0], fwit.coords[1], fw_start_tangent,
+ stroker_cap_mode(stroker));
+ else {
+ /* hack to handle the requirement of the VG spec that says that strokes
+ * of len==0 that have butt cap or round cap still need
+ * to be rendered. (8.7.4 Stroke Generation) */
+ if (stroker->segments->num_elements <= 3) {
+ VGPathCommand cmd;
+ VGfloat data[8], coords[8];
+ struct stroke_iterator *it = &fwit;
+
+ stroke_forward_iterator(it, stroker->segments,
+ stroker->control_points);
+ cmd = stroke_itr_command(it);
+ stroke_itr_coords(it, coords);
+ if (cmd != VG_MOVE_TO_ABS) {
+ memset(data, 0, sizeof(VGfloat) * 8);
+ if (!is_segment_null(cmd, coords, data))
+ return;
+ } else {
+ data[0] = coords[0];
+ data[1] = coords[1];
+ }
+ while (it->has_next(it)) {
+ it->next(it);
+ cmd = stroke_itr_command(it);
+ stroke_itr_coords(it, coords);
+ if (!is_segment_null(cmd, coords, data))
+ return;
+ }
+ /* generate the square/round cap */
+ if (stroker->cap_style == VG_CAP_SQUARE) {
+ VGfloat offset = stroker->stroke_width / 2;
+ stroker_emit_move_to(stroker, data[0] - offset,
+ data[1] - offset);
+ stroker_emit_line_to(stroker, data[0] + offset,
+ data[1] - offset);
+ stroker_emit_line_to(stroker, data[0] + offset,
+ data[1] + offset);
+ stroker_emit_line_to(stroker, data[0] - offset,
+ data[1] + offset);
+ stroker_emit_line_to(stroker, data[0] - offset,
+ data[1] - offset);
+ } else if (stroker->cap_style == VG_CAP_ROUND) {
+ VGfloat offset = stroker->stroke_width / 2;
+ VGfloat cx = data[0], cy = data[1];
+ { /*circle */
+ struct arc arc;
+ struct matrix matrix;
+ matrix_load_identity(&matrix);
+
+ stroker_emit_move_to(stroker, cx + offset, cy);
+ arc_init(&arc, VG_SCCWARC_TO_ABS,
+ cx + offset, cy,
+ cx - offset, cy,
+ offset, offset, 0);
+ arc_stroker_emit(&arc, stroker, &matrix);
+ arc_init(&arc, VG_SCCWARC_TO_ABS,
+ cx - offset, cy,
+ cx + offset, cy,
+ offset, offset, 0);
+ arc_stroker_emit(&arc, stroker, &matrix);
+ }
+ }
+ }
+ }
+}
+
+static INLINE VGfloat dash_pattern(struct dash_stroker *stroker,
+ VGint idx)
+{
+ if (stroker->dash_pattern[idx] < 0)
+ return 0.f;
+ return stroker->dash_pattern[idx];
+}
+
+static void dash_stroker_process_subpath(struct stroker *str)
+{
+ struct dash_stroker *stroker = (struct dash_stroker *)str;
+ VGfloat sum_length = 0;
+ VGint i;
+ VGint idash = 0;
+ VGfloat pos = 0;
+ VGfloat elen = 0;
+ VGfloat doffset = stroker->dash_phase;
+ VGfloat estart = 0;
+ VGfloat estop = 0;
+ VGfloat cline[4];
+ struct stroke_iterator it;
+ VGfloat prev[2];
+ VGfloat move_to_pos[2];
+ VGfloat line_to_pos[2];
+
+ VGboolean has_move_to = VG_FALSE;
+
+ stroke_flat_iterator(&it, stroker->base.segments,
+ stroker->base.control_points);
+
+ stroke_itr_coords(&it, prev);
+ move_to_pos[0] = prev[0];
+ move_to_pos[1] = prev[1];
+
+ debug_assert(stroker->dash_pattern_num > 0);
+
+ for (i = 0; i < stroker->dash_pattern_num; ++i) {
+ sum_length += dash_pattern(stroker, i);
+ }
+
+ if (floatIsZero(sum_length)) {
+ return;
+ }
+
+ doffset -= floorf(doffset / sum_length) * sum_length;
+
+ while (!floatIsZero(doffset) && doffset >= dash_pattern(stroker, idash)) {
+ doffset -= dash_pattern(stroker, idash);
+ idash = (idash + 1) % stroker->dash_pattern_num;
+ }
+
+ while (it.has_next(&it)) {
+ VGPathCommand cmd;
+ VGfloat coords[8];
+ VGboolean done;
+
+ it.next(&it);
+ cmd = stroke_itr_command(&it);
+ stroke_itr_coords(&it, coords);
+
+ debug_assert(cmd == VG_LINE_TO_ABS);
+ cline[0] = prev[0];
+ cline[1] = prev[1];
+ cline[2] = coords[0];
+ cline[3] = coords[1];
+
+ elen = line_lengthv(cline);
+
+ estop = estart + elen;
+
+ done = pos >= estop;
+ while (!done) {
+ VGfloat p2[2];
+
+ VGint idash_incr = 0;
+ VGboolean has_offset = doffset > 0;
+ VGfloat dpos = pos + dash_pattern(stroker, idash) - doffset - estart;
+
+ debug_assert(dpos >= 0);
+
+ if (dpos > elen) { /* dash extends this line */
+ doffset = dash_pattern(stroker, idash) - (dpos - elen);
+ pos = estop;
+ done = VG_TRUE;
+ p2[0] = cline[2];
+ p2[1] = cline[3];
+ } else { /* Dash is on this line */
+ line_point_at(cline, dpos/elen, p2);
+ pos = dpos + estart;
+ done = pos >= estop;
+ idash_incr = 1;
+ doffset = 0;
+ }
+
+ if (idash % 2 == 0) {
+ line_to_pos[0] = p2[0];
+ line_to_pos[1] = p2[1];
+
+ if (!has_offset || !has_move_to) {
+ stroker_move_to(&stroker->stroker, move_to_pos[0], move_to_pos[1]);
+ has_move_to = VG_TRUE;
+ }
+ stroker_line_to(&stroker->stroker, line_to_pos[0], line_to_pos[1]);
+ } else {
+ move_to_pos[0] = p2[0];
+ move_to_pos[1] = p2[1];
+ }
+
+ idash = (idash + idash_incr) % stroker->dash_pattern_num;
+ }
+
+ estart = estop;
+ prev[0] = coords[0];
+ prev[1] = coords[1];
+ }
+
+ if (it.curve_poly) {
+ polygon_destroy(it.curve_poly);
+ it.curve_poly = 0;
+ }
+
+ stroker->base.path = stroker->stroker.path;
+}
+
+static void default_begin(struct stroker *stroker)
+{
+ array_reset(stroker->segments);
+ array_reset(stroker->control_points);
+}
+
+static void default_end(struct stroker *stroker)
+{
+ if (stroker->segments->num_elements > 0)
+ stroker->process_subpath(stroker);
+}
+
+
+static void dash_stroker_begin(struct stroker *stroker)
+{
+ struct dash_stroker *dasher =
+ (struct dash_stroker *)stroker;
+
+ default_begin(&dasher->stroker);
+ default_begin(stroker);
+}
+
+static void dash_stroker_end(struct stroker *stroker)
+{
+ struct dash_stroker *dasher =
+ (struct dash_stroker *)stroker;
+
+ default_end(stroker);
+ default_end(&dasher->stroker);
+}
+
+void stroker_init(struct stroker *stroker,
+ struct vg_state *state)
+{
+ stroker->stroke_width = state->stroke.line_width.f;
+ stroker->miter_limit = state->stroke.miter_limit.f;
+ stroker->cap_style = state->stroke.cap_style;
+ stroker->join_style = state->stroke.join_style;
+
+ stroker->begin = default_begin;
+ stroker->process_subpath = stroker_process_subpath;
+ stroker->end = default_end;
+
+ stroker->segments = array_create(sizeof(VGubyte));
+ stroker->control_points = array_create(sizeof(VGfloat));
+
+ stroker->back1_x = 0;
+ stroker->back1_y = 0;
+ stroker->back2_x = 0;
+ stroker->back2_y = 0;
+
+ stroker->path = path_create(VG_PATH_DATATYPE_F, 1.0f, 0.0f,
+ 0, 0, VG_PATH_CAPABILITY_ALL);
+
+ stroker->last_cmd = VG_CLOSE_PATH;
+}
+
+void dash_stroker_init(struct stroker *str,
+ struct vg_state *state)
+{
+ struct dash_stroker *stroker = (struct dash_stroker *)str;
+ int i;
+
+ stroker_init(str, state);
+ stroker_init(&stroker->stroker, state);
+
+ {
+ int real_num = state->stroke.dash_pattern_num;
+ if (real_num % 2)/* if odd, ignore the last one */
+ --real_num;
+ for (i = 0; i < real_num; ++i)
+ stroker->dash_pattern[i] = state->stroke.dash_pattern[i].f;
+ stroker->dash_pattern_num = real_num;
+ }
+
+ stroker->dash_phase = state->stroke.dash_phase.f;
+ stroker->dash_phase_reset = state->stroke.dash_phase_reset;
+
+ stroker->base.begin = dash_stroker_begin;
+ stroker->base.process_subpath = dash_stroker_process_subpath;
+ stroker->base.end = dash_stroker_end;
+ path_destroy(stroker->base.path);
+ stroker->base.path = NULL;
+}
+
+void stroker_begin(struct stroker *stroker)
+{
+ stroker->begin(stroker);
+}
+
+void stroker_end(struct stroker *stroker)
+{
+ stroker->end(stroker);
+}
+
+void stroker_cleanup(struct stroker *stroker)
+{
+ array_destroy(stroker->segments);
+ array_destroy(stroker->control_points);
+}
+
+void dash_stroker_cleanup(struct dash_stroker *stroker)
+{
+ /* if stroker->base.path is null means we never
+ * processed a valid path so delete the temp one
+ * we already created */
+ if (!stroker->base.path)
+ path_destroy(stroker->stroker.path);
+ stroker_cleanup(&stroker->stroker);
+ stroker_cleanup((struct stroker*)stroker);
+}
diff --git a/src/gallium/state_trackers/vega/stroker.h b/src/gallium/state_trackers/vega/stroker.h
new file mode 100644
index 0000000000..36543cd923
--- /dev/null
+++ b/src/gallium/state_trackers/vega/stroker.h
@@ -0,0 +1,89 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef STROKER_H
+#define STROKER_H
+
+#include "VG/openvg.h"
+#include "api_consts.h"
+
+struct path;
+struct vg_state;
+struct array;
+
+struct stroker {
+ void (*begin)(struct stroker *stroker);
+ void (*process_subpath)(struct stroker *stroker);
+ void (*end)(struct stroker *stroker);
+
+ struct array *segments;
+ struct array *control_points;
+ struct path *path;
+
+ VGfloat back1_x, back1_y;
+ VGfloat back2_x, back2_y;
+
+ VGfloat stroke_width;
+ VGfloat miter_limit;
+ VGCapStyle cap_style;
+ VGJoinStyle join_style;
+
+ VGPathCommand last_cmd;
+};
+
+struct dash_stroker {
+ struct stroker base;
+
+ struct stroker stroker;
+
+ VGfloat dash_pattern[VEGA_MAX_DASH_COUNT];
+ VGint dash_pattern_num;
+ VGfloat dash_phase;
+ VGboolean dash_phase_reset;
+};
+
+void stroker_init(struct stroker *stroker,
+ struct vg_state *state);
+void dash_stroker_init(struct stroker *stroker,
+ struct vg_state *state);
+void dash_stroker_cleanup(struct dash_stroker *stroker);
+void stroker_cleanup(struct stroker *stroker);
+
+void stroker_begin(struct stroker *stroker);
+void stroker_move_to(struct stroker *stroker, VGfloat x, VGfloat y);
+void stroker_line_to(struct stroker *stroker, VGfloat x, VGfloat y);
+void stroker_curve_to(struct stroker *stroker, VGfloat px1, VGfloat py1,
+ VGfloat px2, VGfloat py2,
+ VGfloat x, VGfloat y);
+void stroker_end(struct stroker *stroker);
+
+void stroker_emit_move_to(struct stroker *stroker, VGfloat x, VGfloat y);
+void stroker_emit_line_to(struct stroker *stroker, VGfloat x, VGfloat y);
+void stroker_emit_curve_to(struct stroker *stroker, VGfloat px1, VGfloat py1,
+ VGfloat px2, VGfloat py2,
+ VGfloat x, VGfloat y);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/util_array.h b/src/gallium/state_trackers/vega/util_array.h
new file mode 100644
index 0000000000..4343dfe36e
--- /dev/null
+++ b/src/gallium/state_trackers/vega/util_array.h
@@ -0,0 +1,122 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef UTIL_ARRAY_H
+#define UTIL_ARRAY_H
+
+#include "util/u_memory.h"
+
+#define DEFAULT_ARRAY_SIZE 256
+
+struct array {
+ VGint datatype_size;
+ void *data;
+ VGint size;
+ VGint num_elements;
+};
+
+static INLINE struct array *array_create(VGint datatype_size)
+{
+ struct array *array = CALLOC_STRUCT(array);
+ array->datatype_size = datatype_size;
+
+ array->size = DEFAULT_ARRAY_SIZE;
+ array->data = malloc(array->size * array->datatype_size);
+
+ return array;
+}
+
+
+static INLINE struct array *array_create_size(VGint datatype_size, VGint size)
+{
+ struct array *array = CALLOC_STRUCT(array);
+ array->datatype_size = datatype_size;
+
+ array->size = size;
+ array->data = malloc(array->size * array->datatype_size);
+
+ return array;
+}
+
+static INLINE void array_destroy(struct array *array)
+{
+ if (array)
+ free(array->data);
+ free(array);
+}
+
+static INLINE void array_resize(struct array *array, int num)
+{
+ VGint size = array->datatype_size * num;
+ void *data = malloc(size);
+ memcpy(data, array->data, array->size * array->datatype_size);
+ free(array->data);
+ array->data = data;
+ array->size = num;
+ array->num_elements = (array->num_elements > num) ? num :
+ array->num_elements;
+}
+
+static INLINE void array_append_data(struct array *array,
+ const void *data, int num_elements)
+{
+ VGbyte *adata;
+
+ while (array->num_elements + num_elements > array->size) {
+ array_resize(array, (array->num_elements + num_elements) * 1.5);
+ }
+ adata = (VGbyte *)array->data;
+ memcpy(adata + (array->num_elements * array->datatype_size), data,
+ num_elements * array->datatype_size);
+ array->num_elements += num_elements;
+}
+
+static INLINE void array_change_data(struct array *array,
+ const void *data,
+ int start_idx,
+ int num_elements)
+{
+ VGbyte *adata = (VGbyte *)array->data;
+ memcpy(adata + (start_idx * array->datatype_size), data,
+ num_elements * array->datatype_size);
+}
+
+static INLINE void array_remove_element(struct array *array,
+ int idx)
+{
+ VGbyte *adata = (VGbyte *)array->data;
+ memmove(adata + (idx * array->datatype_size),
+ adata + ((idx + 1) * array->datatype_size),
+ (array->num_elements - idx - 1) * array->datatype_size);
+ --array->num_elements;
+}
+
+static INLINE void array_reset(struct array *array)
+{
+ array->num_elements = 0;
+}
+
+#endif
diff --git a/src/gallium/state_trackers/vega/vg_context.c b/src/gallium/state_trackers/vega/vg_context.c
new file mode 100644
index 0000000000..e0ff02f3a9
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_context.c
@@ -0,0 +1,543 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "vg_context.h"
+
+#include "paint.h"
+#include "renderer.h"
+#include "shaders_cache.h"
+#include "shader.h"
+#include "asm_util.h"
+#include "st_inlines.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "cso_cache/cso_context.h"
+
+#include "util/u_simple_shaders.h"
+#include "util/u_memory.h"
+#include "util/u_blit.h"
+
+struct vg_context *_vg_context = 0;
+
+struct vg_context * vg_current_context(void)
+{
+ return _vg_context;
+}
+
+static void init_clear(struct vg_context *st)
+{
+ struct pipe_context *pipe = st->pipe;
+
+ /* rasterizer state: bypass clipping */
+ memset(&st->clear.raster, 0, sizeof(st->clear.raster));
+ st->clear.raster.gl_rasterization_rules = 1;
+
+ /* fragment shader state: color pass-through program */
+ st->clear.fs =
+ util_make_fragment_passthrough_shader(pipe);
+}
+void vg_set_current_context(struct vg_context *ctx)
+{
+ _vg_context = ctx;
+}
+
+struct vg_context * vg_create_context(struct pipe_context *pipe,
+ const void *visual,
+ struct vg_context *share)
+{
+ struct vg_context *ctx;
+
+ ctx = CALLOC_STRUCT(vg_context);
+
+ ctx->pipe = pipe;
+
+ vg_init_state(&ctx->state.vg);
+ ctx->state.dirty = ALL_DIRTY;
+
+ ctx->cso_context = cso_create_context(pipe);
+
+ init_clear(ctx);
+
+ ctx->default_paint = paint_create(ctx);
+ ctx->state.vg.stroke_paint = ctx->default_paint;
+ ctx->state.vg.fill_paint = ctx->default_paint;
+
+
+ ctx->mask.sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ ctx->mask.sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ ctx->mask.sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+ ctx->mask.sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
+ ctx->mask.sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
+ ctx->mask.sampler.normalized_coords = 0;
+
+ ctx->blend_sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ ctx->blend_sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ ctx->blend_sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+ ctx->blend_sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
+ ctx->blend_sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
+ ctx->blend_sampler.normalized_coords = 0;
+
+ vg_set_error(ctx, VG_NO_ERROR);
+
+ ctx->owned_objects[VG_OBJECT_PAINT] = cso_hash_create();
+ ctx->owned_objects[VG_OBJECT_IMAGE] = cso_hash_create();
+ ctx->owned_objects[VG_OBJECT_MASK] = cso_hash_create();
+ ctx->owned_objects[VG_OBJECT_FONT] = cso_hash_create();
+ ctx->owned_objects[VG_OBJECT_PATH] = cso_hash_create();
+
+ ctx->renderer = renderer_create(ctx);
+ ctx->sc = shaders_cache_create(ctx);
+ ctx->shader = shader_create(ctx);
+
+ ctx->blit = util_create_blit(ctx->pipe, ctx->cso_context);
+
+ return ctx;
+}
+
+void vg_destroy_context(struct vg_context *ctx)
+{
+ struct pipe_constant_buffer *cbuf = &ctx->mask.cbuf;
+ struct pipe_constant_buffer *vsbuf = &ctx->vs_const_buffer;
+
+ util_destroy_blit(ctx->blit);
+ renderer_destroy(ctx->renderer);
+ shaders_cache_destroy(ctx->sc);
+ shader_destroy(ctx->shader);
+ paint_destroy(ctx->default_paint);
+
+ if (cbuf && cbuf->buffer)
+ pipe_buffer_reference(&cbuf->buffer, NULL);
+
+ if (vsbuf && vsbuf->buffer)
+ pipe_buffer_reference(&vsbuf->buffer, NULL);
+
+ if (ctx->clear.fs) {
+ cso_delete_fragment_shader(ctx->cso_context, ctx->clear.fs);
+ ctx->clear.fs = NULL;
+ }
+
+ if (ctx->plain_vs) {
+ vg_shader_destroy(ctx, ctx->plain_vs);
+ ctx->plain_vs = NULL;
+ }
+ if (ctx->clear_vs) {
+ vg_shader_destroy(ctx, ctx->clear_vs);
+ ctx->clear_vs = NULL;
+ }
+ if (ctx->texture_vs) {
+ vg_shader_destroy(ctx, ctx->texture_vs);
+ ctx->texture_vs = NULL;
+ }
+
+ if (ctx->pass_through_depth_fs)
+ vg_shader_destroy(ctx, ctx->pass_through_depth_fs);
+ if (ctx->mask.union_fs)
+ vg_shader_destroy(ctx, ctx->mask.union_fs);
+ if (ctx->mask.intersect_fs)
+ vg_shader_destroy(ctx, ctx->mask.intersect_fs);
+ if (ctx->mask.subtract_fs)
+ vg_shader_destroy(ctx, ctx->mask.subtract_fs);
+ if (ctx->mask.set_fs)
+ vg_shader_destroy(ctx, ctx->mask.set_fs);
+
+ cso_release_all(ctx->cso_context);
+ cso_destroy_context(ctx->cso_context);
+
+ cso_hash_delete(ctx->owned_objects[VG_OBJECT_PAINT]);
+ cso_hash_delete(ctx->owned_objects[VG_OBJECT_IMAGE]);
+ cso_hash_delete(ctx->owned_objects[VG_OBJECT_MASK]);
+ cso_hash_delete(ctx->owned_objects[VG_OBJECT_FONT]);
+ cso_hash_delete(ctx->owned_objects[VG_OBJECT_PATH]);
+
+ free(ctx);
+}
+
+void vg_init_object(struct vg_object *obj, struct vg_context *ctx, enum vg_object_type type)
+{
+ obj->type = type;
+ obj->ctx = ctx;
+}
+
+VGboolean vg_context_is_object_valid(struct vg_context *ctx,
+ enum vg_object_type type,
+ void *ptr)
+{
+ if (ctx) {
+ struct cso_hash *hash = ctx->owned_objects[type];
+ if (!hash)
+ return VG_FALSE;
+ return cso_hash_contains(hash, (unsigned)(long)ptr);
+ }
+ return VG_FALSE;
+}
+
+void vg_context_add_object(struct vg_context *ctx,
+ enum vg_object_type type,
+ void *ptr)
+{
+ if (ctx) {
+ struct cso_hash *hash = ctx->owned_objects[type];
+ if (!hash)
+ return;
+ cso_hash_insert(hash, (unsigned)(long)ptr, ptr);
+ }
+}
+
+void vg_context_remove_object(struct vg_context *ctx,
+ enum vg_object_type type,
+ void *ptr)
+{
+ if (ctx) {
+ struct cso_hash *hash = ctx->owned_objects[type];
+ if (!hash)
+ return;
+ cso_hash_take(hash, (unsigned)(long)ptr);
+ }
+}
+
+static void update_clip_state(struct vg_context *ctx)
+{
+ struct pipe_depth_stencil_alpha_state *dsa = &ctx->state.g3d.dsa;
+ struct vg_state *state = &ctx->state.vg;
+
+ memset(dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
+
+ if (state->scissoring) {
+ struct pipe_blend_state *blend = &ctx->state.g3d.blend;
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+ dsa->depth.writemask = 1;/*glDepthMask(TRUE);*/
+ dsa->depth.func = PIPE_FUNC_ALWAYS;
+ dsa->depth.enabled = 1;
+
+ cso_save_blend(ctx->cso_context);
+ cso_save_fragment_shader(ctx->cso_context);
+ /* set a passthrough shader */
+ if (!ctx->pass_through_depth_fs)
+ ctx->pass_through_depth_fs = shader_create_from_text(ctx->pipe,
+ pass_through_depth_asm,
+ 40,
+ PIPE_SHADER_FRAGMENT);
+ cso_set_fragment_shader_handle(ctx->cso_context,
+ ctx->pass_through_depth_fs->driver);
+ cso_set_depth_stencil_alpha(ctx->cso_context, dsa);
+
+ ctx->pipe->clear(ctx->pipe, PIPE_CLEAR_DEPTHSTENCIL, NULL, 1.0, 0);
+
+ /* disable color writes */
+ blend->colormask = 0; /*disable colorwrites*/
+ cso_set_blend(ctx->cso_context, blend);
+
+ /* enable scissoring */
+ for (int i = 0; i < state->scissor_rects_num; ++i) {
+ const float x = state->scissor_rects[i * 4 + 0].f;
+ const float y = state->scissor_rects[i * 4 + 1].f;
+ const float width = state->scissor_rects[i * 4 + 2].f;
+ const float height = state->scissor_rects[i * 4 + 3].f;
+ VGfloat minx, miny, maxx, maxy;
+
+ minx = 0;
+ miny = 0;
+ maxx = fb->width;
+ maxy = fb->height;
+
+ if (x > minx)
+ minx = x;
+ if (y > miny)
+ miny = y;
+
+ if (x + width < maxx)
+ maxx = x + width;
+ if (y + height < maxy)
+ maxy = y + height;
+
+ /* check for null space */
+ if (minx >= maxx || miny >= maxy)
+ minx = miny = maxx = maxy = 0;
+
+ /*glClear(GL_DEPTH_BUFFER_BIT);*/
+ renderer_draw_quad(ctx->renderer, minx, miny, maxx, maxy, 0.0f);
+ }
+
+ blend->colormask = 1; /*enable colorwrites*/
+ cso_restore_blend(ctx->cso_context);
+ cso_restore_fragment_shader(ctx->cso_context);
+
+ dsa->depth.enabled = 1; /* glEnable(GL_DEPTH_TEST); */
+ dsa->depth.writemask = 0;/*glDepthMask(FALSE);*/
+ dsa->depth.func = PIPE_FUNC_GEQUAL;
+ }
+}
+
+void vg_validate_state(struct vg_context *ctx)
+{
+ if ((ctx->state.dirty & BLEND_DIRTY)) {
+ struct pipe_blend_state *blend = &ctx->state.g3d.blend;
+ memset(blend, 0, sizeof(struct pipe_blend_state));
+ blend->blend_enable = 1;
+ blend->colormask |= PIPE_MASK_R;
+ blend->colormask |= PIPE_MASK_G;
+ blend->colormask |= PIPE_MASK_B;
+ blend->colormask |= PIPE_MASK_A;
+
+ switch (ctx->state.vg.blend_mode) {
+ case VG_BLEND_SRC:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ break;
+ case VG_BLEND_SRC_OVER:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+ break;
+ case VG_BLEND_DST_OVER:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_INV_DST_ALPHA;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_INV_DST_ALPHA;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ break;
+ case VG_BLEND_SRC_IN:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ break;
+ case VG_BLEND_DST_IN:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ break;
+ case VG_BLEND_MULTIPLY:
+ case VG_BLEND_SCREEN:
+ case VG_BLEND_DARKEN:
+ case VG_BLEND_LIGHTEN:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ break;
+ case VG_BLEND_ADDITIVE:
+ blend->rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rgb_dst_factor = PIPE_BLENDFACTOR_ONE;
+ blend->alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
+ break;
+ default:
+ assert(!"not implemented blend mode");
+ }
+ cso_set_blend(ctx->cso_context, &ctx->state.g3d.blend);
+ }
+ if ((ctx->state.dirty & RASTERIZER_DIRTY)) {
+ struct pipe_rasterizer_state *raster = &ctx->state.g3d.rasterizer;
+ memset(raster, 0, sizeof(struct pipe_rasterizer_state));
+ raster->gl_rasterization_rules = 1;
+ cso_set_rasterizer(ctx->cso_context, &ctx->state.g3d.rasterizer);
+ }
+ if ((ctx->state.dirty & VIEWPORT_DIRTY)) {
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+ const VGint param_bytes = 8 * sizeof(VGfloat);
+ VGfloat vs_consts[8] = {
+ 2.f/fb->width, 2.f/fb->height, 1, 1,
+ -1, -1, 0, 0
+ };
+ struct pipe_constant_buffer *cbuf = &ctx->vs_const_buffer;
+
+ vg_set_viewport(ctx, VEGA_Y0_BOTTOM);
+
+ pipe_buffer_reference(&cbuf->buffer, NULL);
+ cbuf->buffer = pipe_buffer_create(ctx->pipe->screen, 16,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ param_bytes);
+
+ if (cbuf->buffer) {
+ st_no_flush_pipe_buffer_write(ctx, cbuf->buffer,
+ 0, param_bytes, vs_consts);
+ }
+ ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_VERTEX, 0, cbuf);
+ }
+ if ((ctx->state.dirty & VS_DIRTY)) {
+ cso_set_vertex_shader_handle(ctx->cso_context,
+ vg_plain_vs(ctx));
+ }
+
+ /* must be last because it renders to the depth buffer*/
+ if ((ctx->state.dirty & DEPTH_STENCIL_DIRTY)) {
+ update_clip_state(ctx);
+ cso_set_depth_stencil_alpha(ctx->cso_context, &ctx->state.g3d.dsa);
+ }
+
+ shader_set_masking(ctx->shader, ctx->state.vg.masking);
+ shader_set_image_mode(ctx->shader, ctx->state.vg.image_mode);
+
+ ctx->state.dirty = NONE_DIRTY;
+}
+
+VGboolean vg_object_is_valid(void *ptr, enum vg_object_type type)
+{
+ struct vg_object *obj = ptr;
+ if (ptr && is_aligned(obj) && obj->type == type)
+ return VG_TRUE;
+ else
+ return VG_FALSE;
+}
+
+void vg_set_error(struct vg_context *ctx,
+ VGErrorCode code)
+{
+ /*vgGetError returns the oldest error code provided by
+ * an API call on the current context since the previous
+ * call to vgGetError on that context (or since the creation
+ of the context).*/
+ if (ctx->_error == VG_NO_ERROR)
+ ctx->_error = code;
+}
+
+void vg_prepare_blend_surface(struct vg_context *ctx)
+{
+ struct pipe_surface *dest_surface = NULL;
+ struct pipe_context *pipe = ctx->pipe;
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ struct st_renderbuffer *strb = stfb->strb;
+
+ /* first finish all pending rendering */
+ vgFinish();
+
+ dest_surface = pipe->screen->get_tex_surface(pipe->screen,
+ stfb->blend_texture,
+ 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+ /* flip it, because we want to use it as a sampler */
+ util_blit_pixels_tex(ctx->blit,
+ strb->texture,
+ 0, strb->height,
+ strb->width, 0,
+ dest_surface,
+ 0, 0,
+ strb->width, strb->height,
+ 0.0, PIPE_TEX_MIPFILTER_NEAREST);
+
+ if (dest_surface)
+ pipe_surface_reference(&dest_surface, NULL);
+
+ /* make sure it's complete */
+ vgFinish();
+}
+
+
+void vg_prepare_blend_surface_from_mask(struct vg_context *ctx)
+{
+ struct pipe_surface *dest_surface = NULL;
+ struct pipe_context *pipe = ctx->pipe;
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ struct st_renderbuffer *strb = stfb->strb;
+
+ vg_validate_state(ctx);
+
+ /* first finish all pending rendering */
+ vgFinish();
+
+ dest_surface = pipe->screen->get_tex_surface(pipe->screen,
+ stfb->blend_texture,
+ 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ /* flip it, because we want to use it as a sampler */
+ util_blit_pixels_tex(ctx->blit,
+ stfb->alpha_mask,
+ 0, strb->height,
+ strb->width, 0,
+ dest_surface,
+ 0, 0,
+ strb->width, strb->height,
+ 0.0, PIPE_TEX_MIPFILTER_NEAREST);
+
+ /* make sure it's complete */
+ vgFinish();
+
+ if (dest_surface)
+ pipe_surface_reference(&dest_surface, NULL);
+}
+
+void * vg_plain_vs(struct vg_context *ctx)
+{
+ if (!ctx->plain_vs) {
+ ctx->plain_vs = shader_create_from_text(ctx->pipe,
+ vs_plain_asm,
+ 200,
+ PIPE_SHADER_VERTEX);
+ }
+
+ return ctx->plain_vs->driver;
+}
+
+
+void * vg_clear_vs(struct vg_context *ctx)
+{
+ if (!ctx->clear_vs) {
+ ctx->clear_vs = shader_create_from_text(ctx->pipe,
+ vs_clear_asm,
+ 200,
+ PIPE_SHADER_VERTEX);
+ }
+
+ return ctx->clear_vs->driver;
+}
+
+void * vg_texture_vs(struct vg_context *ctx)
+{
+ if (!ctx->texture_vs) {
+ ctx->texture_vs = shader_create_from_text(ctx->pipe,
+ vs_texture_asm,
+ 200,
+ PIPE_SHADER_VERTEX);
+ }
+
+ return ctx->texture_vs->driver;
+}
+
+void vg_set_viewport(struct vg_context *ctx, VegaOrientation orientation)
+{
+ struct pipe_viewport_state viewport;
+ struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
+ VGfloat y_scale = (orientation == VEGA_Y0_BOTTOM) ? -2.f : 2.f;
+
+ viewport.scale[0] = fb->width / 2.f;
+ viewport.scale[1] = fb->height / y_scale;
+ viewport.scale[2] = 1.0;
+ viewport.scale[3] = 1.0;
+ viewport.translate[0] = fb->width / 2.f;
+ viewport.translate[1] = fb->height / 2.f;
+ viewport.translate[2] = 0.0;
+ viewport.translate[3] = 0.0;
+
+ cso_set_viewport(ctx->cso_context, &viewport);
+}
diff --git a/src/gallium/state_trackers/vega/vg_context.h b/src/gallium/state_trackers/vega/vg_context.h
new file mode 100644
index 0000000000..ccc8889c8c
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_context.h
@@ -0,0 +1,292 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef VG_CONTEXT_H
+#define VG_CONTEXT_H
+
+#include "vg_state.h"
+
+#include "pipe/p_format.h"
+#include "pipe/p_state.h"
+#include "util/u_pointer.h"
+#include "util/u_math.h"
+
+#include "cso_cache/cso_hash.h"
+#include "cso_cache/cso_context.h"
+
+struct renderer;
+struct shaders_cache;
+struct shader;
+struct vg_shader;
+
+struct st_renderbuffer {
+ enum pipe_format format;
+ struct pipe_surface *surface;
+ struct pipe_texture *texture;
+ VGint width, height;
+};
+
+struct st_framebuffer {
+ VGint init_width, init_height;
+ struct st_renderbuffer *strb;
+ struct st_renderbuffer *dsrb;
+
+ struct pipe_texture *alpha_mask;
+
+ struct pipe_texture *blend_texture;
+
+ void *privateData;
+};
+
+enum vg_object_type {
+ VG_OBJECT_UNKNOWN = 0,
+ VG_OBJECT_PAINT,
+ VG_OBJECT_IMAGE,
+ VG_OBJECT_MASK,
+ VG_OBJECT_FONT,
+ VG_OBJECT_PATH,
+
+ VG_OBJECT_LAST
+};
+enum dirty_state {
+ NONE_DIRTY = 0<<0,
+ BLEND_DIRTY = 1<<1,
+ RASTERIZER_DIRTY = 1<<2,
+ VIEWPORT_DIRTY = 1<<3,
+ VS_DIRTY = 1<<4,
+ DEPTH_STENCIL_DIRTY = 1<<5,
+ ALL_DIRTY = BLEND_DIRTY | RASTERIZER_DIRTY |
+ VIEWPORT_DIRTY | VS_DIRTY | DEPTH_STENCIL_DIRTY
+};
+
+struct vg_context
+{
+ struct pipe_context *pipe;
+
+ struct {
+ struct vg_state vg;
+ struct {
+ struct pipe_blend_state blend;
+ struct pipe_rasterizer_state rasterizer;
+ struct pipe_shader_state vs_state;
+ struct pipe_depth_stencil_alpha_state dsa;
+ struct pipe_framebuffer_state fb;
+ } g3d;
+ VGbitfield dirty;
+ } state;
+
+ VGErrorCode _error;
+
+ struct st_framebuffer *draw_buffer;
+
+ struct cso_hash *owned_objects[VG_OBJECT_LAST];
+
+ struct {
+ struct pipe_shader_state vert_shader;
+ struct pipe_shader_state frag_shader;
+ struct pipe_rasterizer_state raster;
+ void *fs;
+ float vertices[4][2][4]; /**< vertex pos + color */
+ } clear;
+
+ struct {
+ struct pipe_constant_buffer cbuf;
+ struct pipe_sampler_state sampler;
+
+ struct vg_shader *union_fs;
+ struct vg_shader *intersect_fs;
+ struct vg_shader *subtract_fs;
+ struct vg_shader *set_fs;
+ } mask;
+
+ struct vg_shader *pass_through_depth_fs;
+
+ struct cso_context *cso_context;
+
+ struct pipe_buffer *stencil_quad;
+ VGfloat stencil_vertices[4][2][4];
+
+ struct renderer *renderer;
+ struct shaders_cache *sc;
+ struct shader *shader;
+
+ struct pipe_sampler_state blend_sampler;
+ struct {
+ struct pipe_constant_buffer buffer;
+ void *color_matrix_fs;
+ } filter;
+ struct vg_paint *default_paint;
+
+ struct blit_state *blit;
+
+ struct vg_shader *plain_vs;
+ struct vg_shader *clear_vs;
+ struct vg_shader *texture_vs;
+ struct pipe_constant_buffer vs_const_buffer;
+};
+
+struct vg_object {
+ enum vg_object_type type;
+ struct vg_context *ctx;
+};
+void vg_init_object(struct vg_object *obj, struct vg_context *ctx, enum vg_object_type type);
+VGboolean vg_object_is_valid(void *ptr, enum vg_object_type type);
+
+struct vg_context *vg_create_context(struct pipe_context *pipe,
+ const void *visual,
+ struct vg_context *share);
+void vg_destroy_context(struct vg_context *ctx);
+struct vg_context *vg_current_context(void);
+void vg_set_current_context(struct vg_context *ctx);
+
+VGboolean vg_context_is_object_valid(struct vg_context *ctx,
+ enum vg_object_type type,
+ void *ptr);
+void vg_context_add_object(struct vg_context *ctx,
+ enum vg_object_type type,
+ void *ptr);
+void vg_context_remove_object(struct vg_context *ctx,
+ enum vg_object_type type,
+ void *ptr);
+
+void vg_validate_state(struct vg_context *ctx);
+
+void vg_set_error(struct vg_context *ctx,
+ VGErrorCode code);
+
+void vg_prepare_blend_surface(struct vg_context *ctx);
+void vg_prepare_blend_surface_from_mask(struct vg_context *ctx);
+
+
+static INLINE VGboolean is_aligned_to(const void *ptr, VGbyte alignment)
+{
+ void *aligned = align_pointer(ptr, alignment);
+ return (ptr == aligned) ? VG_TRUE : VG_FALSE;
+}
+
+static INLINE VGboolean is_aligned(const void *ptr)
+{
+ return is_aligned_to(ptr, 4);
+}
+
+static INLINE void vg_shift_rectx(VGfloat coords[4],
+ const VGfloat *bounds,
+ const VGfloat shift)
+{
+ coords[0] += shift;
+ coords[2] -= shift;
+ if (bounds) {
+ coords[2] = MIN2(coords[2], bounds[2]);
+ /* bound x/y + width/height */
+ if ((coords[0] + coords[2]) > (bounds[0] + bounds[2])) {
+ coords[2] = (bounds[0] + bounds[2]) - coords[0];
+ }
+ }
+}
+
+static INLINE void vg_shift_recty(VGfloat coords[4],
+ const VGfloat *bounds,
+ const VGfloat shift)
+{
+ coords[1] += shift;
+ coords[3] -= shift;
+ if (bounds) {
+ coords[3] = MIN2(coords[3], bounds[3]);
+ if ((coords[1] + coords[3]) > (bounds[1] + bounds[3])) {
+ coords[3] = (bounds[1] + bounds[3]) - coords[1];
+ }
+ }
+}
+
+static INLINE void vg_bound_rect(VGfloat coords[4],
+ const VGfloat bounds[4],
+ VGfloat shift[4])
+{
+ /* if outside the bounds */
+ if (coords[0] > (bounds[0] + bounds[2]) ||
+ coords[1] > (bounds[1] + bounds[3]) ||
+ (coords[0] + coords[2]) < bounds[0] ||
+ (coords[1] + coords[3]) < bounds[1]) {
+ coords[0] = 0.f;
+ coords[1] = 0.f;
+ coords[2] = 0.f;
+ coords[3] = 0.f;
+ shift[0] = 0.f;
+ shift[1] = 0.f;
+ return;
+ }
+
+ /* bound x */
+ if (coords[0] < bounds[0]) {
+ shift[0] = bounds[0] - coords[0];
+ coords[2] -= shift[0];
+ coords[0] = bounds[0];
+ } else
+ shift[0] = 0.f;
+
+ /* bound y */
+ if (coords[1] < bounds[1]) {
+ shift[1] = bounds[1] - coords[1];
+ coords[3] -= shift[1];
+ coords[1] = bounds[1];
+ } else
+ shift[1] = 0.f;
+
+ shift[2] = bounds[2] - coords[2];
+ shift[3] = bounds[3] - coords[3];
+ /* bound width/height */
+ coords[2] = MIN2(coords[2], bounds[2]);
+ coords[3] = MIN2(coords[3], bounds[3]);
+
+ /* bound x/y + width/height */
+ if ((coords[0] + coords[2]) > (bounds[0] + bounds[2])) {
+ coords[2] = (bounds[0] + bounds[2]) - coords[0];
+ }
+ if ((coords[1] + coords[3]) > (bounds[1] + bounds[3])) {
+ coords[3] = (bounds[1] + bounds[3]) - coords[1];
+ }
+
+ /* if outside the bounds */
+ if ((coords[0] + coords[2]) < bounds[0] ||
+ (coords[1] + coords[3]) < bounds[1]) {
+ coords[0] = 0.f;
+ coords[1] = 0.f;
+ coords[2] = 0.f;
+ coords[3] = 0.f;
+ return;
+ }
+}
+
+void *vg_plain_vs(struct vg_context *ctx);
+void *vg_clear_vs(struct vg_context *ctx);
+void *vg_texture_vs(struct vg_context *ctx);
+typedef enum {
+ VEGA_Y0_TOP,
+ VEGA_Y0_BOTTOM
+} VegaOrientation;
+void vg_set_viewport(struct vg_context *ctx, VegaOrientation orientation);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/vg_state.c b/src/gallium/state_trackers/vega/vg_state.c
new file mode 100644
index 0000000000..6f6bfdaf7a
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_state.c
@@ -0,0 +1,124 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "vg_state.h"
+
+#include <string.h>
+
+void vg_init_state(struct vg_state *state)
+{
+ state->matrix_mode = VG_MATRIX_PATH_USER_TO_SURFACE;
+ state->fill_rule = VG_EVEN_ODD;
+ state->image_quality = VG_IMAGE_QUALITY_FASTER;
+ state->rendering_quality = VG_RENDERING_QUALITY_BETTER;
+ state->blend_mode = VG_BLEND_SRC_OVER;
+ state->image_mode = VG_DRAW_IMAGE_NORMAL;
+
+ memset(state->scissor_rects, 0, sizeof(state->scissor_rects));
+ state->scissor_rects_num = 0;
+
+ state->color_transform = VG_FALSE;
+ state->color_transform_values[0] = 1.0f;
+ state->color_transform_values[1] = 1.0f;
+ state->color_transform_values[2] = 1.0f;
+ state->color_transform_values[3] = 1.0f;
+ state->color_transform_values[4] = 0.0f;
+ state->color_transform_values[5] = 0.0f;
+ state->color_transform_values[6] = 0.0f;
+ state->color_transform_values[7] = 0.0f;
+
+ /* Stroke parameters */
+ state->stroke.line_width.f = 1.0f;
+ state->stroke.line_width.i = 1;
+ state->stroke.cap_style = VG_CAP_BUTT;
+ state->stroke.join_style = VG_JOIN_MITER;
+ state->stroke.miter_limit.f = 4.0f;
+ state->stroke.miter_limit.i = 4;
+ state->stroke.dash_pattern_num = 0;
+ state->stroke.dash_phase.f = 0.0f;
+ state->stroke.dash_phase.i = 0;
+ state->stroke.dash_phase_reset = VG_FALSE;
+
+ /* Edge fill color for VG_TILE_FILL tiling mode */
+ state->tile_fill_color[0] = 0.0f;
+ state->tile_fill_color[1] = 0.0f;
+ state->tile_fill_color[2] = 0.0f;
+ state->tile_fill_color[3] = 0.0f;
+
+ /* Color for vgClear */
+ state->clear_color[0] = 0.0f;
+ state->clear_color[1] = 0.0f;
+ state->clear_color[2] = 0.0f;
+ state->clear_color[3] = 0.0f;
+
+ /* Glyph origin */
+ state->glyph_origin[0].f = 0.0f;
+ state->glyph_origin[1].f = 0.0f;
+ state->glyph_origin[0].i = 0;
+ state->glyph_origin[1].i = 0;
+
+ /* Enable/disable alpha masking and scissoring */
+ state->masking = VG_FALSE;
+ state->scissoring = VG_FALSE;
+
+ /* Pixel layout information */
+ state->pixel_layout = VG_PIXEL_LAYOUT_UNKNOWN;
+ state->screen_layout = VG_PIXEL_LAYOUT_UNKNOWN;
+
+ /* Source format selection for image filters */
+ state->filter_format_linear = VG_FALSE;
+ state->filter_format_premultiplied = VG_FALSE;
+
+ /* Destination write enable mask for image filters */
+ state->filter_channel_mask = (VG_RED | VG_GREEN | VG_BLUE | VG_ALPHA);
+
+ matrix_load_identity(&state->path_user_to_surface_matrix);
+ matrix_load_identity(&state->image_user_to_surface_matrix);
+ matrix_load_identity(&state->fill_paint_to_user_matrix);
+ matrix_load_identity(&state->stroke_paint_to_user_matrix);
+ matrix_load_identity(&state->glyph_user_to_surface_matrix);
+}
+
+struct matrix *vg_state_matrix(struct vg_state *state)
+{
+ switch(state->matrix_mode) {
+ case VG_MATRIX_PATH_USER_TO_SURFACE:
+ return &state->path_user_to_surface_matrix;
+ case VG_MATRIX_IMAGE_USER_TO_SURFACE:
+ return &state->image_user_to_surface_matrix;
+ case VG_MATRIX_FILL_PAINT_TO_USER:
+ return &state->fill_paint_to_user_matrix;
+ case VG_MATRIX_STROKE_PAINT_TO_USER:
+ return &state->stroke_paint_to_user_matrix;
+#ifdef OPENVG_VERSION_1_1
+ case VG_MATRIX_GLYPH_USER_TO_SURFACE:
+ return &state->glyph_user_to_surface_matrix;
+#endif
+ default:
+ break;
+ }
+ return NULL;
+}
diff --git a/src/gallium/state_trackers/vega/vg_state.h b/src/gallium/state_trackers/vega/vg_state.h
new file mode 100644
index 0000000000..ed90689f91
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_state.h
@@ -0,0 +1,109 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef VG_STATE_H
+#define VG_STATE_H
+
+#include "VG/openvg.h"
+
+#include "api_consts.h"
+#include "matrix.h"
+
+struct vg_value
+{
+ VGfloat f;
+ VGint i;
+};
+
+struct vg_state {
+ /* Mode settings */
+ VGMatrixMode matrix_mode;
+ VGFillRule fill_rule;
+ VGImageQuality image_quality;
+ VGRenderingQuality rendering_quality;
+ VGBlendMode blend_mode;
+ VGImageMode image_mode;
+
+ /* Scissoring rectangles */
+ struct vg_value scissor_rects[32*4];
+ VGint scissor_rects_num;
+
+ /* Color Transformation */
+ VGboolean color_transform;
+ VGfloat color_transform_values[8];
+
+ /* Stroke parameters */
+ struct {
+ struct vg_value line_width;
+ VGCapStyle cap_style;
+ VGJoinStyle join_style;
+ struct vg_value miter_limit;
+ struct vg_value dash_pattern[VEGA_MAX_DASH_COUNT];
+ VGint dash_pattern_num;
+ struct vg_value dash_phase;
+ VGboolean dash_phase_reset;
+ } stroke;
+
+ /* Edge fill color for VG_TILE_FILL tiling mode */
+ VGfloat tile_fill_color[4];
+ VGint tile_fill_colori[4];
+
+ /* Color for vgClear */
+ VGfloat clear_color[4];
+ VGint clear_colori[4];
+
+ /* Glyph origin */
+ struct vg_value glyph_origin[2];
+
+ /* Enable/disable alpha masking and scissoring */
+ VGboolean masking;
+ VGboolean scissoring;
+
+ /* Pixel layout information */
+ VGPixelLayout pixel_layout;
+ VGPixelLayout screen_layout;
+
+ /* Source format selection for image filters */
+ VGboolean filter_format_linear;
+ VGboolean filter_format_premultiplied;
+
+ /* Destination write enable mask for image filters */
+ VGbitfield filter_channel_mask;
+
+ struct matrix path_user_to_surface_matrix;
+ struct matrix image_user_to_surface_matrix;
+ struct matrix fill_paint_to_user_matrix;
+ struct matrix stroke_paint_to_user_matrix;
+ struct matrix glyph_user_to_surface_matrix;
+
+ struct vg_paint *stroke_paint;
+ struct vg_paint *fill_paint;
+};
+
+void vg_init_state(struct vg_state *state);
+struct matrix * vg_state_matrix(struct vg_state *state);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/vg_tracker.c b/src/gallium/state_trackers/vega/vg_tracker.c
new file mode 100644
index 0000000000..c262ce08fa
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_tracker.c
@@ -0,0 +1,406 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "vg_context.h"
+#include "vg_tracker.h"
+#include "mask.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_math.h"
+
+static struct pipe_texture *
+create_texture(struct pipe_context *pipe, enum pipe_format format,
+ VGint width, VGint height)
+{
+ struct pipe_texture templ;
+
+ memset(&templ, 0, sizeof(templ));
+
+ if (format != PIPE_FORMAT_NONE) {
+ templ.format = format;
+ }
+ else {
+ templ.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ }
+
+ templ.target = PIPE_TEXTURE_2D;
+ pf_get_block(templ.format, &templ.block);
+ templ.width[0] = width;
+ templ.height[0] = height;
+ templ.depth[0] = 1;
+ templ.last_level = 0;
+
+ if (pf_get_component_bits(format, PIPE_FORMAT_COMP_S)) {
+ templ.tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ } else {
+ templ.tex_usage = (PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_RENDER_TARGET |
+ PIPE_TEXTURE_USAGE_SAMPLER);
+ }
+
+ return pipe->screen->texture_create(pipe->screen, &templ);
+}
+
+/**
+ * Allocate a renderbuffer for a an on-screen window (not a user-created
+ * renderbuffer). The window system code determines the format.
+ */
+static struct st_renderbuffer *
+st_new_renderbuffer_fb(enum pipe_format format)
+{
+ struct st_renderbuffer *strb;
+
+ strb = CALLOC_STRUCT(st_renderbuffer);
+ if (!strb) {
+ /*_vega_error(NULL, VG_OUT_OF_MEMORY, "creating renderbuffer");*/
+ return NULL;
+ }
+
+ strb->format = format;
+
+ return strb;
+}
+
+
+/**
+ * This is called to allocate the original drawing surface, and
+ * during window resize.
+ */
+static VGboolean
+st_renderbuffer_alloc_storage(struct vg_context * ctx,
+ struct st_renderbuffer *strb,
+ VGuint width, VGuint height)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ unsigned surface_usage;
+
+ /* Free the old surface and texture
+ */
+ pipe_surface_reference(&strb->surface, NULL);
+ pipe_texture_reference(&strb->texture, NULL);
+
+
+ /* Probably need dedicated flags for surface usage too:
+ */
+ surface_usage = (PIPE_BUFFER_USAGE_GPU_READ |
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ strb->texture = create_texture(pipe, strb->format,
+ width, height);
+
+ if (!strb->texture)
+ return FALSE;
+
+ strb->surface = pipe->screen->get_tex_surface(pipe->screen,
+ strb->texture,
+ 0, 0, 0,
+ surface_usage);
+ strb->width = width;
+ strb->height = height;
+
+ assert(strb->surface->width == width);
+ assert(strb->surface->height == height);
+
+ return strb->surface != NULL;
+}
+
+struct vg_context * st_create_context(struct pipe_context *pipe,
+ const void *visual,
+ struct vg_context *share)
+{
+ struct vg_context *ctx = vg_create_context(pipe, visual, share);
+ /*debug_printf("--------- CREATE CONTEXT %p\n", ctx);*/
+ return ctx;
+}
+
+void st_destroy_context(struct vg_context *st)
+{
+ /*debug_printf("--------- DESTROY CONTEXT %p\n", st);*/
+ vg_destroy_context(st);
+}
+
+void st_copy_context_state(struct vg_context *dst, struct vg_context *src,
+ uint mask)
+{
+ fprintf(stderr, "FIXME: %s\n", __FUNCTION__);
+}
+
+void st_get_framebuffer_dimensions(struct st_framebuffer *stfb,
+ uint *width,
+ uint *height)
+{
+ *width = stfb->strb->width;
+ *height = stfb->strb->height;
+}
+
+struct st_framebuffer * st_create_framebuffer(const void *visual,
+ enum pipe_format colorFormat,
+ enum pipe_format depthFormat,
+ enum pipe_format stencilFormat,
+ uint width, uint height,
+ void *privateData)
+{
+ struct st_framebuffer *stfb = CALLOC_STRUCT(st_framebuffer);
+ if (stfb) {
+ struct st_renderbuffer *rb =
+ st_new_renderbuffer_fb(colorFormat);
+ stfb->strb = rb;
+#if 0
+ if (doubleBuffer) {
+ struct st_renderbuffer *rb =
+ st_new_renderbuffer_fb(colorFormat);
+ }
+#endif
+
+ /* we want to combine the depth/stencil */
+ if (stencilFormat == depthFormat)
+ stfb->dsrb = st_new_renderbuffer_fb(stencilFormat);
+ else
+ stfb->dsrb = st_new_renderbuffer_fb(PIPE_FORMAT_S8Z24_UNORM);
+
+ /*### currently we always allocate it but it's possible it's
+ not necessary if EGL_ALPHA_MASK_SIZE was 0
+ */
+ stfb->alpha_mask = 0;
+
+ stfb->init_width = width;
+ stfb->init_height = height;
+ stfb->privateData = privateData;
+ }
+
+ return stfb;
+}
+
+static void setup_new_alpha_mask(struct vg_context *ctx,
+ struct st_framebuffer *stfb,
+ uint width, uint height)
+{
+ struct pipe_context *pipe = ctx->pipe;
+ struct pipe_texture *old_texture = stfb->alpha_mask;
+
+ /*
+ we use PIPE_FORMAT_A8R8G8B8_UNORM because we want to render to
+ this texture and use it as a sampler, so while this wastes some
+ space it makes both of those a lot simpler
+ */
+ stfb->alpha_mask =
+ create_texture(pipe, PIPE_FORMAT_A8R8G8B8_UNORM, width, height);
+
+ if (!stfb->alpha_mask) {
+ if (old_texture)
+ pipe_texture_reference(&old_texture, NULL);
+ return;
+ }
+
+ vg_validate_state(ctx);
+
+ /* alpha mask starts with 1.f alpha */
+ mask_fill(0, 0, width, height, 1.f);
+
+ /* if we had an old surface copy it over */
+ if (old_texture) {
+ struct pipe_surface *surface = pipe->screen->get_tex_surface(
+ pipe->screen,
+ stfb->alpha_mask,
+ 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+ struct pipe_surface *old_surface = pipe->screen->get_tex_surface(
+ pipe->screen,
+ old_texture,
+ 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_READ);
+ pipe->surface_copy(pipe,
+ surface,
+ 0, 0,
+ old_surface,
+ 0, 0,
+ MIN2(old_surface->width, width),
+ MIN2(old_surface->height, height));
+ if (surface)
+ pipe_surface_reference(&surface, NULL);
+ if (old_surface)
+ pipe_surface_reference(&old_surface, NULL);
+ }
+
+ /* Free the old texture
+ */
+ if (old_texture)
+ pipe_texture_reference(&old_texture, NULL);
+}
+
+void st_resize_framebuffer(struct st_framebuffer *stfb,
+ uint width, uint height)
+{
+ struct vg_context *ctx = vg_current_context();
+ struct st_renderbuffer *strb = stfb->strb;
+ struct pipe_framebuffer_state *state;
+
+ if (!ctx)
+ return;
+
+ state = &ctx->state.g3d.fb;
+
+ /* If this is a noop, exit early and don't do the clear, etc below.
+ */
+ if (strb->width == width &&
+ strb->height == height &&
+ state->zsbuf)
+ return;
+
+ if (strb->width != width || strb->height != height)
+ st_renderbuffer_alloc_storage(ctx, strb,
+ width, height);
+
+ if (stfb->dsrb->width != width || stfb->dsrb->height != height)
+ st_renderbuffer_alloc_storage(ctx, stfb->dsrb,
+ width, height);
+
+ {
+ VGuint i;
+
+ memset(state, 0, sizeof(struct pipe_framebuffer_state));
+
+ state->width = width;
+ state->height = height;
+
+ state->nr_cbufs = 1;
+ state->cbufs[0] = strb->surface;
+ for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i)
+ state->cbufs[i] = 0;
+
+ state->zsbuf = stfb->dsrb->surface;
+
+ cso_set_framebuffer(ctx->cso_context, state);
+ }
+
+ ctx->state.dirty |= VIEWPORT_DIRTY;
+ ctx->state.dirty |= DEPTH_STENCIL_DIRTY;/*to reset the scissors*/
+
+ ctx->pipe->clear(ctx->pipe, PIPE_CLEAR_DEPTHSTENCIL,
+ NULL, 0.0, 0);
+
+ /* we need all the other state already set */
+
+ setup_new_alpha_mask(ctx, stfb, width, height);
+
+ pipe_texture_reference( &stfb->blend_texture, NULL );
+ stfb->blend_texture = create_texture(ctx->pipe, PIPE_FORMAT_A8R8G8B8_UNORM,
+ width, height);
+}
+
+void st_set_framebuffer_surface(struct st_framebuffer *stfb,
+ uint surfIndex, struct pipe_surface *surf)
+{
+ struct st_renderbuffer *rb = stfb->strb;
+
+ /* unreference existing surfaces */
+ pipe_surface_reference( &rb->surface, NULL );
+ pipe_texture_reference( &rb->texture, NULL );
+
+ /* reference new ones */
+ pipe_surface_reference( &rb->surface, surf );
+ pipe_texture_reference( &rb->texture, surf->texture );
+
+ rb->width = surf->width;
+ rb->height = surf->height;
+}
+
+int st_get_framebuffer_surface(struct st_framebuffer *stfb,
+ uint surfIndex, struct pipe_surface **surf)
+{
+ struct st_renderbuffer *rb = stfb->strb;
+ *surf = rb->surface;
+ return VG_TRUE;
+}
+
+int st_get_framebuffer_texture(struct st_framebuffer *stfb,
+ uint surfIndex, struct pipe_texture **tex)
+{
+ struct st_renderbuffer *rb = stfb->strb;
+ *tex = rb->texture;
+ return VG_TRUE;
+}
+
+void * st_framebuffer_private(struct st_framebuffer *stfb)
+{
+ return stfb->privateData;
+}
+
+void st_unreference_framebuffer(struct st_framebuffer *stfb)
+{
+ /* FIXME */
+}
+
+void st_make_current(struct vg_context *st,
+ struct st_framebuffer *draw,
+ struct st_framebuffer *read)
+{
+ vg_set_current_context(st);
+ if (st) {
+ st->draw_buffer = draw;
+ }
+}
+
+void st_flush(struct vg_context *st, uint pipeFlushFlags,
+ struct pipe_fence_handle **fence)
+{
+ st->pipe->flush(st->pipe, pipeFlushFlags, fence);
+}
+
+void st_finish(struct vg_context *st)
+{
+ struct pipe_fence_handle *fence = NULL;
+
+ st_flush(st, PIPE_FLUSH_RENDER_CACHE, &fence);
+
+ st->pipe->screen->fence_finish(st->pipe->screen, fence, 0);
+ st->pipe->screen->fence_reference(st->pipe->screen, &fence, NULL);
+}
+
+void st_notify_swapbuffers(struct st_framebuffer *stfb)
+{
+ struct vg_context *ctx = vg_current_context();
+ if (ctx && ctx->draw_buffer == stfb) {
+ st_flush(ctx,
+ PIPE_FLUSH_RENDER_CACHE |
+ PIPE_FLUSH_SWAPBUFFERS |
+ PIPE_FLUSH_FRAME,
+ NULL);
+ }
+}
+
+void st_notify_swapbuffers_complete(struct st_framebuffer *stfb)
+{
+}
+
+int
+st_set_teximage(struct pipe_texture *pt, int target)
+{
+ return 0;
+}
diff --git a/src/gallium/state_trackers/vega/vg_tracker.h b/src/gallium/state_trackers/vega/vg_tracker.h
new file mode 100644
index 0000000000..805c58ccc7
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_tracker.h
@@ -0,0 +1,102 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef VG_TRACKER_H
+#define VG_TRACKER_H
+
+#include "VG/openvg.h"
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_format.h"
+
+#define ST_SURFACE_FRONT_LEFT 0
+#define ST_SURFACE_BACK_LEFT 1
+#define ST_SURFACE_FRONT_RIGHT 2
+#define ST_SURFACE_BACK_RIGHT 3
+#define ST_SURFACE_DEPTH 8
+
+struct vg_context;
+struct st_framebuffer;
+struct pipe_context;
+struct pipe_fence_handle;
+struct pipe_surface;
+
+
+struct vg_context *st_create_context(struct pipe_context *pipe,
+ const void *visual,
+ struct vg_context *share);
+
+void st_destroy_context( struct vg_context *st );
+
+void st_copy_context_state(struct vg_context *dst, struct vg_context *src,
+ uint mask);
+
+struct st_framebuffer *st_create_framebuffer(const void *visual,
+ enum pipe_format colorFormat,
+ enum pipe_format depthFormat,
+ enum pipe_format stencilFormat,
+ uint width, uint height,
+ void *privateData);
+
+void st_resize_framebuffer(struct st_framebuffer *stfb,
+ uint width, uint height);
+
+void st_set_framebuffer_surface(struct st_framebuffer *stfb,
+ uint surfIndex, struct pipe_surface *surf);
+
+void st_get_framebuffer_dimensions( struct st_framebuffer *stfb,
+ uint *width, uint *height);
+
+int st_set_teximage(struct pipe_texture *pt, int target);
+
+int st_get_framebuffer_surface(struct st_framebuffer *stfb,
+ uint surfIndex, struct pipe_surface **surf);
+
+int st_get_framebuffer_texture(struct st_framebuffer *stfb,
+ uint surfIndex, struct pipe_texture **tex);
+
+void *st_framebuffer_private(struct st_framebuffer *stfb);
+
+void st_unreference_framebuffer(struct st_framebuffer *stfb);
+
+void st_make_current(struct vg_context *st,
+ struct st_framebuffer *draw,
+ struct st_framebuffer *read);
+
+void st_flush(struct vg_context *st, uint pipeFlushFlags,
+ struct pipe_fence_handle **fence);
+void st_finish(struct vg_context *st);
+
+void st_notify_swapbuffers(struct st_framebuffer *stfb);
+void st_notify_swapbuffers_complete(struct st_framebuffer *stfb);
+
+
+/** Generic function type */
+typedef void (*st_proc)();
+
+st_proc st_get_proc_address(const char *procname);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/vg_translate.c b/src/gallium/state_trackers/vega/vg_translate.c
new file mode 100644
index 0000000000..00e0764706
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_translate.c
@@ -0,0 +1,1030 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "vg_translate.h"
+
+#include "pipe/p_format.h"
+#include "util/u_pack_color.h"
+
+void _vega_pack_rgba_span_float(struct vg_context *ctx,
+ VGuint n, VGfloat rgba[][4],
+ VGImageFormat dstFormat,
+ void *dstAddr)
+{
+ VGint i;
+
+ switch (dstFormat) {
+ case VG_sRGBX_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = 255;
+ dst[i] = r << 24 | g << 16 | b << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sRGBA_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = r << 24 | g << 16 | b << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sRGBA_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = r << 24 | g << 16 | b << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sRGB_565: {
+ VGshort *dst = (VGshort *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ r = (r / 255.0) * 32;
+ g = (g / 255.0) * 32;
+ b = (b / 255.0) * 32;
+
+ dst[i] = b | g << 5 | r << 11;
+ }
+ return;
+ }
+ break;
+ case VG_sRGBA_5551: {
+ VGshort *dst = (VGshort *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ r = (r / 255.0) * 32;
+ g = (g / 255.0) * 32;
+ b = (b / 255.0) * 32;
+ a = (a / 255.0);
+
+ dst[i] = a | b << 1 | g << 6 | r << 11;
+ }
+ return;
+ }
+ break;
+ case VG_sRGBA_4444: {
+ VGshort *dst = (VGshort *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ r = (r / 255.0) * 16;
+ g = (g / 255.0) * 16;
+ b = (b / 255.0) * 16;
+ a = (a / 255.0) * 16;
+
+ dst[i] = a | b << 4 | g << 8 | r << 12;
+ }
+ return;
+ }
+ break;
+ case VG_sL_8: {
+ VGubyte *dst = (VGubyte *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+
+ dst[i] = a;
+ }
+ return;
+ }
+ break;
+ case VG_lRGBX_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = 255;
+ dst[i] = r << 24 | g << 16 | b << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_lRGBA_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = r << 24 | g << 16 | b << 8 | a;
+ }
+ return;
+ }
+ case VG_lRGBA_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = r << 24 | g << 16 | b << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_lL_8: {
+ VGubyte *dst = (VGubyte *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a;
+ }
+ return;
+ }
+ break;
+ case VG_A_8: {
+ VGubyte *dst = (VGubyte *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+
+ dst[i] = a;
+ }
+ return;
+ }
+ break;
+ case VG_BW_1: {
+ VGshort *dst = (VGshort *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ VGubyte res;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+
+ res = (r + g + b + a)/4;
+ dst[i] = (res & (128));
+ }
+ return;
+ }
+ break;
+#ifdef OPENVG_VERSION_1_1
+ case VG_A_1: {
+ VGshort *dst = (VGshort *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+
+ dst[i] = (a & (128));
+ }
+ return;
+ }
+ break;
+ case VG_A_4: {
+ VGshort *dst = (VGshort *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b, a;
+ VGubyte res;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+
+ res = a/4;
+ dst[i] = (res & (128));
+ }
+ return;
+ }
+ break;
+#endif
+ case VG_sXRGB_8888:
+ break;
+ case VG_sARGB_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | r << 16 | g << 8 | b;
+ }
+ return;
+ }
+ break;
+ case VG_sARGB_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | r << 16 | g << 8 | b;
+ }
+ return;
+ }
+ break;
+ case VG_sARGB_1555:
+ break;
+ case VG_sARGB_4444:
+ break;
+ case VG_lXRGB_8888:
+ break;
+ case VG_lARGB_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | r << 16 | g << 8 | b;
+ }
+ return;
+ }
+ break;
+ case VG_lARGB_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | r << 16 | g << 8 | b;
+ }
+ return;
+ }
+ break;
+ case VG_sBGRX_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = 0xff;
+ dst[i] = b << 24 | g << 16 | r << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sBGRA_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = b << 24 | g << 16 | r << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sBGRA_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = b << 24 | g << 16 | r << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sBGR_565:
+ break;
+ case VG_sBGRA_5551:
+ break;
+ case VG_sBGRA_4444:
+ break;
+ case VG_lBGRX_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = 0xff;
+ dst[i] = b << 24 | g << 16 | r << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_lBGRA_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = b << 24 | g << 16 | r << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_lBGRA_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = b << 24 | g << 16 | r << 8 | a;
+ }
+ return;
+ }
+ break;
+ case VG_sXBGR_8888:
+ break;
+ case VG_sABGR_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | b << 16 | g << 8 | r;
+ }
+ return;
+ }
+ break;
+ case VG_sABGR_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | b << 16 | g << 8 | r;
+ }
+ return;
+ }
+ break;
+ case VG_sABGR_1555:
+ break;
+ case VG_sABGR_4444:
+ break;
+ case VG_lXBGR_8888:
+ break;
+ case VG_lABGR_8888: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | b << 16 | g << 8 | r;
+ }
+ return;
+ }
+ break;
+ case VG_lABGR_8888_PRE: {
+ VGint *dst = (VGint *)dstAddr;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = float_to_ubyte(rgba[i][0]);
+ g = float_to_ubyte(rgba[i][1]);
+ b = float_to_ubyte(rgba[i][2]);
+ a = float_to_ubyte(rgba[i][3]);
+ dst[i] = a << 24 | b << 16 | g << 8 | r;
+ }
+ return;
+ }
+ break;
+ default:
+ assert(!"Unknown ReadPixels format");
+ break;
+ }
+ assert(!"Not implemented ReadPixels format");
+}
+
+void _vega_unpack_float_span_rgba(struct vg_context *ctx,
+ VGuint n,
+ VGuint offset,
+ const void * data,
+ VGImageFormat dataFormat,
+ VGfloat rgba[][4])
+{
+ VGint i;
+
+ switch (dataFormat) {
+ case VG_sRGBX_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ b = (*src >> 8) & 0xff;
+ a = 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_sRGBA_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ b = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sRGBA_8888_PRE: {
+ VGint *src = (VGint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ b = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sRGB_565: {
+ VGshort *src = (VGshort *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGfloat clr[4];
+ clr[0] = ((*src >> 10) & 31)/31.;
+ clr[1] = ((*src >> 5) & 95)/95.;
+ clr[2] = ((*src >> 0) & 31)/31.;
+ clr[3] = 1.f;
+
+ util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_sRGBA_5551: {
+ VGshort *src = (VGshort *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGfloat clr[4];
+ clr[0] = ((*src >> 10) & 31)/31.;
+ clr[1] = ((*src >> 5) & 31)/31.;
+ clr[2] = ((*src >> 1) & 31)/31.;
+ clr[3] = ((*src >> 0) & 1)/1.;
+
+ util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_sRGBA_4444: {
+ VGshort *src = (VGshort *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGfloat clr[4];
+ clr[0] = ((*src >> 12) & 15)/15.;
+ clr[1] = ((*src >> 8) & 15)/15.;
+ clr[2] = ((*src >> 4) & 15)/15.;
+ clr[3] = ((*src >> 0) & 15)/15.;
+
+ util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_sL_8: {
+ VGubyte *src = (VGubyte *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_lRGBX_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ b = (*src >> 8) & 0xff;
+ a = 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_lRGBA_8888: {
+ VGint *src = (VGint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ b = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_lRGBA_8888_PRE: {
+ VGint *src = (VGint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ r = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ b = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_lL_8: {
+ VGubyte *src = (VGubyte *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_A_8: {
+ VGubyte *src = (VGubyte *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ }
+ return;
+ case VG_BW_1: {
+ VGubyte *src = (VGubyte *)data;
+ src += offset;
+ for (i = 0; i < n; i += 8) {
+ VGfloat clr[4];
+ VGint j;
+ for (j = 0; j < 8 && j < n ; ++j) {
+ VGint shift = j;
+ clr[0] = (((*src) & (1<<shift)) >> shift);
+ clr[1] = clr[0];
+ clr[2] = clr[0];
+ clr[3] = 1.f;
+
+ util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i+j]);
+ }
+ ++src;
+ }
+ }
+ return;
+#ifdef OPENVG_VERSION_1_1
+ case VG_A_1: {
+ VGubyte *src = (VGubyte *)data;
+ src += offset;
+ for (i = 0; i < n; i += 8) {
+ VGfloat clr[4];
+ VGint j;
+ for (j = 0; j < 8 && j < n ; ++j) {
+ VGint shift = j;
+ clr[0] = 0.f;
+ clr[1] = 0.f;
+ clr[2] = 0.f;
+ clr[3] = (((*src) & (1<<shift)) >> shift);
+
+ util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i+j]);
+ }
+ ++src;
+ }
+ }
+ return;
+ case VG_A_4: {
+ VGubyte *src = (VGubyte *)data;
+ src += offset/2;
+ for (i = 0; i < n; i += 2) {
+ VGfloat clr[4];
+ VGint j;
+ for (j = 0; j < n && j < 2; ++j) {
+ VGint bitter, shift;
+ if (j == 0) {
+ bitter = 0x0f;
+ shift = 0;
+ } else {
+ bitter = 0xf0;
+ shift = 4;
+ }
+ clr[0] = 0.f;
+ clr[1] = 0.f;
+ clr[2] = 0.f;
+ clr[3] = ((*src) & (bitter)) >> shift;
+
+ util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i +j]);
+ }
+ ++src;
+ }
+ }
+ return;
+#endif
+ case VG_sXRGB_8888:
+ break;
+ case VG_sARGB_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ r = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ b = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sARGB_8888_PRE: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ r = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ b = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sARGB_1555:
+ break;
+ case VG_sARGB_4444:
+ break;
+ case VG_lXRGB_8888:
+ break;
+ case VG_lARGB_8888: {
+ VGint *src = (VGint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ r = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ b = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_lARGB_8888_PRE: {
+ VGint *src = (VGint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ r = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ b = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sBGRX_8888:
+ break;
+ case VG_sBGRA_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ b = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ r = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sBGRA_8888_PRE: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ b = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ r = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sBGR_565:
+ break;
+ case VG_sBGRA_5551:
+ break;
+ case VG_sBGRA_4444:
+ break;
+ case VG_lBGRX_8888:
+ break;
+ case VG_lBGRA_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ b = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ r = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_lBGRA_8888_PRE: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ b = (*src >> 24) & 0xff;
+ g = (*src >> 16) & 0xff;
+ r = (*src >> 8) & 0xff;
+ a = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sXBGR_8888:
+ break;
+ case VG_sABGR_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ b = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ r = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sABGR_8888_PRE: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ b = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ r = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_sABGR_1555:
+ break;
+ case VG_sABGR_4444:
+ break;
+ case VG_lXBGR_8888:
+ break;
+ case VG_lABGR_8888: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ b = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ r = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ case VG_lABGR_8888_PRE: {
+ VGuint *src = (VGuint *)data;
+ src += offset;
+ for (i = 0; i < n; ++i) {
+ VGubyte r, g, b ,a;
+ a = (*src >> 24) & 0xff;
+ b = (*src >> 16) & 0xff;
+ g = (*src >> 8) & 0xff;
+ r = (*src >> 0) & 0xff;
+
+ util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
+ rgba[i]);
+ ++src;
+ }
+ return;
+ }
+ break;
+ default:
+ assert(!"Unknown ReadPixels format");
+ break;
+ }
+ assert(!"Not implemented ReadPixels format");
+}
+
+VGint _vega_size_for_format(VGImageFormat dataFormat)
+{
+ switch (dataFormat) {
+ case VG_sRGBX_8888:
+ case VG_sRGBA_8888:
+ case VG_sRGBA_8888_PRE:
+ return 4;
+ case VG_sRGB_565:
+ case VG_sRGBA_5551:
+ case VG_sRGBA_4444:
+ return 2;
+ case VG_sL_8:
+ return 1;
+ case VG_lRGBX_8888:
+ case VG_lRGBA_8888:
+ case VG_lRGBA_8888_PRE:
+ return 4;
+ case VG_lL_8:
+ return 1;
+ case VG_A_8:
+ return 1;
+ case VG_BW_1:
+ return 1;
+#ifdef OPENVG_VERSION_1_1
+ case VG_A_1:
+ break;
+ case VG_A_4:
+ break;
+#endif
+ case VG_sXRGB_8888:
+ case VG_sARGB_8888:
+ case VG_sARGB_8888_PRE:
+ return 4;
+ case VG_sARGB_1555:
+ case VG_sARGB_4444:
+ return 2;
+ case VG_lXRGB_8888:
+ case VG_lARGB_8888:
+ case VG_lARGB_8888_PRE:
+ case VG_sBGRX_8888:
+ case VG_sBGRA_8888:
+ case VG_sBGRA_8888_PRE:
+ return 4;
+ case VG_sBGR_565:
+ case VG_sBGRA_5551:
+ case VG_sBGRA_4444:
+ return 2;
+ case VG_lBGRX_8888:
+ case VG_lBGRA_8888:
+ case VG_lBGRA_8888_PRE:
+ case VG_sXBGR_8888:
+ case VG_sABGR_8888:
+ case VG_sABGR_8888_PRE:
+ return 4;
+ case VG_sABGR_1555:
+ case VG_sABGR_4444:
+ return 2;
+ case VG_lXBGR_8888:
+ case VG_lABGR_8888:
+ case VG_lABGR_8888_PRE:
+ return 4;
+ default:
+ assert(!"Unknown ReadPixels format");
+ break;
+ }
+ assert(!"Not implemented ReadPixels format");
+ return 0;
+}
diff --git a/src/gallium/state_trackers/vega/vg_translate.h b/src/gallium/state_trackers/vega/vg_translate.h
new file mode 100644
index 0000000000..70815bacbc
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_translate.h
@@ -0,0 +1,49 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef VG_TRANSLATE_H
+#define VG_TRANSLATE_H
+
+#include "VG/openvg.h"
+#include "vg_context.h"
+
+/*FIXME: we really should be using translate module
+ * but pipe_format can't express some of the VG formats
+ * (the premultiplied ones) so currently it won't work */
+
+void _vega_pack_rgba_span_float(struct vg_context *ctx,
+ VGuint n, VGfloat rgba[][4],
+ VGImageFormat dstFormat,
+ void *dstAddr);
+void _vega_unpack_float_span_rgba(struct vg_context *ctx,
+ VGuint n,
+ VGuint offset,
+ const void * data,
+ VGImageFormat dataFormat,
+ VGfloat rgba[][4]);
+VGint _vega_size_for_format(VGImageFormat format);
+
+#endif
diff --git a/src/gallium/state_trackers/vega/vgu.c b/src/gallium/state_trackers/vega/vgu.c
new file mode 100644
index 0000000000..7dc51c5599
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vgu.c
@@ -0,0 +1,450 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "VG/openvg.h"
+#include "VG/vgu.h"
+
+#include "matrix.h"
+#include "path.h"
+
+#include "util/u_debug.h"
+#include "util/u_pointer.h"
+
+#include <math.h>
+#include <assert.h>
+
+static VGboolean is_aligned_to(const void *ptr, VGbyte alignment)
+{
+ void *aligned = align_pointer(ptr, alignment);
+ return (ptr == aligned) ? VG_TRUE : VG_FALSE;
+}
+
+static VGboolean is_aligned(const void *ptr)
+{
+ return is_aligned_to(ptr, 4);
+}
+
+static void vgu_append_float_coords(VGPath path,
+ const VGubyte *cmds,
+ VGint num_cmds,
+ const VGfloat *coords,
+ VGint num_coords)
+{
+ VGubyte common_data[40 * sizeof(VGfloat)];
+ struct path *p = (struct path *)path;
+
+ vg_float_to_datatype(path_datatype(p), common_data, coords, num_coords);
+ vgAppendPathData(path, num_cmds, cmds, common_data);
+}
+
+VGUErrorCode vguLine(VGPath path,
+ VGfloat x0, VGfloat y0,
+ VGfloat x1, VGfloat y1)
+{
+ static const VGubyte cmds[] = {VG_MOVE_TO_ABS, VG_LINE_TO_ABS};
+ VGfloat coords[4];
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ return VGU_BAD_HANDLE_ERROR;
+ }
+ caps = vgGetPathCapabilities(path);
+ if (!(caps & VG_PATH_CAPABILITY_APPEND_TO)) {
+ return VGU_PATH_CAPABILITY_ERROR;
+ }
+
+ coords[0] = x0;
+ coords[1] = y0;
+ coords[2] = x1;
+ coords[3] = y1;
+
+ vgu_append_float_coords(path, cmds, 2, coords, 4);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguPolygon(VGPath path,
+ const VGfloat * points,
+ VGint count,
+ VGboolean closed)
+{
+ VGubyte *cmds;
+ VGfloat *coords;
+ VGbitfield caps;
+ VGint i;
+
+ if (path == VG_INVALID_HANDLE) {
+ return VGU_BAD_HANDLE_ERROR;
+ }
+
+ if (!points || count <= 0 || !is_aligned(points)) {
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+ }
+
+ caps = vgGetPathCapabilities(path);
+ if (!(caps & VG_PATH_CAPABILITY_APPEND_TO)) {
+ return VGU_PATH_CAPABILITY_ERROR;
+ }
+
+ cmds = malloc(sizeof(VGubyte) * count + 1);
+ coords = malloc(sizeof(VGfloat) * count * 2);
+
+ cmds[0] = VG_MOVE_TO_ABS;
+ coords[0] = points[0];
+ coords[1] = points[1];
+ for (i = 1; i < count; ++i) {
+ cmds[i] = VG_LINE_TO_ABS;
+ coords[2*i + 0] = points[2*i + 0];
+ coords[2*i + 1] = points[2*i + 1];
+ }
+
+ if (closed) {
+ cmds[i] = VG_CLOSE_PATH;
+ ++i;
+ }
+
+ vgu_append_float_coords(path, cmds, i, coords, 2*i);
+
+ free(cmds);
+ free(coords);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguRect(VGPath path,
+ VGfloat x, VGfloat y,
+ VGfloat width, VGfloat height)
+{
+ static const VGubyte cmds[] = {VG_MOVE_TO_ABS,
+ VG_HLINE_TO_REL,
+ VG_VLINE_TO_REL,
+ VG_HLINE_TO_REL,
+ VG_CLOSE_PATH
+ };
+ VGfloat coords[5];
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ return VGU_BAD_HANDLE_ERROR;
+ }
+ caps = vgGetPathCapabilities(path);
+ if (!(caps & VG_PATH_CAPABILITY_APPEND_TO)) {
+ return VGU_PATH_CAPABILITY_ERROR;
+ }
+ if (width <= 0 || height <= 0) {
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+ }
+
+ coords[0] = x;
+ coords[1] = y;
+ coords[2] = width;
+ coords[3] = height;
+ coords[4] = -width;
+
+ vgu_append_float_coords(path, cmds, 5, coords, 5);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguRoundRect(VGPath path,
+ VGfloat x, VGfloat y,
+ VGfloat width,
+ VGfloat height,
+ VGfloat arcWidth,
+ VGfloat arcHeight)
+{
+ static const VGubyte cmds[] = {VG_MOVE_TO_ABS,
+ VG_HLINE_TO_REL,
+ VG_SCCWARC_TO_REL,
+ VG_VLINE_TO_REL,
+ VG_SCCWARC_TO_REL,
+ VG_HLINE_TO_REL,
+ VG_SCCWARC_TO_REL,
+ VG_VLINE_TO_REL,
+ VG_SCCWARC_TO_REL,
+ VG_CLOSE_PATH
+ };
+ VGfloat c[26];
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ return VGU_BAD_HANDLE_ERROR;
+ }
+ caps = vgGetPathCapabilities(path);
+ if (!(caps & VG_PATH_CAPABILITY_APPEND_TO)) {
+ return VGU_PATH_CAPABILITY_ERROR;
+ }
+ if (width <= 0 || height <= 0) {
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+ }
+
+ c[0] = x + arcWidth/2; c[1] = y;
+
+ c[2] = width - arcWidth;
+
+ c[3] = arcWidth/2; c[4] = arcHeight/2; c[5] = 0;
+ c[6] = arcWidth/2; c[7] = arcHeight/2;
+
+ c[8] = height - arcHeight;
+
+ c[9] = arcWidth/2; c[10] = arcHeight/2; c[11] = 0;
+ c[12] = -arcWidth/2; c[13] = arcHeight/2;
+
+ c[14] = -(width - arcWidth);
+
+ c[15] = arcWidth/2; c[16] = arcHeight/2; c[17] = 0;
+ c[18] = -arcWidth/2; c[19] = -arcHeight/2;
+
+ c[20] = -(height - arcHeight);
+
+ c[21] = arcWidth/2; c[22] = arcHeight/2; c[23] = 0;
+ c[24] = arcWidth/2; c[25] = -arcHeight/2;
+
+ vgu_append_float_coords(path, cmds, 10, c, 26);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguEllipse(VGPath path,
+ VGfloat cx, VGfloat cy,
+ VGfloat width,
+ VGfloat height)
+{
+ static const VGubyte cmds[] = {VG_MOVE_TO_ABS,
+ VG_SCCWARC_TO_REL,
+ VG_SCCWARC_TO_REL,
+ VG_CLOSE_PATH
+ };
+ VGfloat coords[12];
+ VGbitfield caps;
+
+ if (path == VG_INVALID_HANDLE) {
+ return VGU_BAD_HANDLE_ERROR;
+ }
+ caps = vgGetPathCapabilities(path);
+ if (!(caps & VG_PATH_CAPABILITY_APPEND_TO)) {
+ return VGU_PATH_CAPABILITY_ERROR;
+ }
+ if (width <= 0 || height <= 0) {
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+ }
+
+ coords[0] = cx + width/2; coords[1] = cy;
+
+ coords[2] = width/2; coords[3] = height/2; coords[4] = 0;
+ coords[5] = -width; coords[6] = 0;
+
+ coords[7] = width/2; coords[8] = height/2; coords[9] = 0;
+ coords[10] = width; coords[11] = 0;
+
+ vgu_append_float_coords(path, cmds, 4, coords, 11);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguArc(VGPath path,
+ VGfloat x, VGfloat y,
+ VGfloat width, VGfloat height,
+ VGfloat startAngle,
+ VGfloat angleExtent,
+ VGUArcType arcType)
+{
+ VGubyte cmds[11];
+ VGfloat coords[40];
+ VGbitfield caps;
+ VGfloat last = startAngle + angleExtent;
+ VGint i, c = 0;
+
+ if (path == VG_INVALID_HANDLE) {
+ return VGU_BAD_HANDLE_ERROR;
+ }
+ caps = vgGetPathCapabilities(path);
+ if (!(caps & VG_PATH_CAPABILITY_APPEND_TO)) {
+ return VGU_PATH_CAPABILITY_ERROR;
+ }
+ if (width <= 0 || height <= 0) {
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+ }
+ if (arcType != VGU_ARC_OPEN &&
+ arcType != VGU_ARC_CHORD &&
+ arcType != VGU_ARC_PIE) {
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+ }
+
+ cmds[c] = VG_MOVE_TO_ABS; ++c;
+ coords[0] = x+cos(DEGREES_TO_RADIANS(startAngle))*width/2;
+ coords[1] = y+sin(DEGREES_TO_RADIANS(startAngle))*height/2;
+#ifdef DEBUG_VGUARC
+ debug_printf("start [%f, %f]\n", coords[0], coords[1]);
+#endif
+ i = 2;
+ if (angleExtent > 0) {
+ VGfloat angle = startAngle + 180;
+ while (angle < last) {
+ cmds[c] = VG_SCCWARC_TO_ABS; ++c;
+ coords[i] = width/2; coords[i+1] = height/2; coords[i+2] = 0;
+ coords[i+3] = x + cos(DEGREES_TO_RADIANS(angle))*width/2;
+ coords[i+4] = y + sin(DEGREES_TO_RADIANS(angle))*height/2;
+#ifdef DEBUG_VGUARC
+ debug_printf("1 [%f, %f]\n", coords[i+3],
+ coords[i+4]);
+#endif
+ i += 5;
+ angle += 180;
+ }
+ cmds[c] = VG_SCCWARC_TO_ABS; ++c;
+ coords[i] = width/2; coords[i+1] = height/2; coords[i+2] = 0;
+ coords[i+3] = x+cos(DEGREES_TO_RADIANS(last))*width/2;
+ coords[i+4] = y+sin(DEGREES_TO_RADIANS(last))*height/2;
+#ifdef DEBUG_VGUARC
+ debug_printf("2 [%f, %f]\n", coords[i+3],
+ coords[i+4]);
+#endif
+ i += 5;
+ } else {
+ VGfloat angle = startAngle - 180;
+ while (angle > last) {
+ cmds[c] = VG_SCWARC_TO_ABS; ++c;
+ coords[i] = width/2; coords[i+1] = height/2; coords[i+2] = 0;
+ coords[i+3] = x + cos(DEGREES_TO_RADIANS(angle)) * width/2;
+ coords[i+4] = y + sin(DEGREES_TO_RADIANS(angle)) * height/2;
+#ifdef DEBUG_VGUARC
+ debug_printf("3 [%f, %f]\n", coords[i+3],
+ coords[i+4]);
+#endif
+ angle -= 180;
+ i += 5;
+ }
+ cmds[c] = VG_SCWARC_TO_ABS; ++c;
+ coords[i] = width/2; coords[i+1] = height/2; coords[i+2] = 0;
+ coords[i+3] = x + cos(DEGREES_TO_RADIANS(last)) * width/2;
+ coords[i+4] = y + sin(DEGREES_TO_RADIANS(last)) * height/2;
+#ifdef DEBUG_VGUARC
+ debug_printf("4 [%f, %f]\n", coords[i+3],
+ coords[i+4]);
+#endif
+ i += 5;
+ }
+
+ if (arcType == VGU_ARC_PIE) {
+ cmds[c] = VG_LINE_TO_ABS; ++c;
+ coords[i] = x; coords[i + 1] = y;
+ i += 2;
+ }
+ if (arcType == VGU_ARC_PIE || arcType == VGU_ARC_CHORD) {
+ cmds[c] = VG_CLOSE_PATH;
+ ++c;
+ }
+
+ assert(c < 11);
+
+ vgu_append_float_coords(path, cmds, c, coords, i);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguComputeWarpQuadToSquare(VGfloat sx0, VGfloat sy0,
+ VGfloat sx1, VGfloat sy1,
+ VGfloat sx2, VGfloat sy2,
+ VGfloat sx3, VGfloat sy3,
+ VGfloat * matrix)
+{
+ struct matrix mat;
+
+ if (!matrix || !is_aligned(matrix))
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+
+ if (!matrix_quad_to_square(sx0, sy0,
+ sx1, sy1,
+ sx2, sy2,
+ sx3, sy3,
+ &mat))
+ return VGU_BAD_WARP_ERROR;
+
+ if (!matrix_is_invertible(&mat))
+ return VGU_BAD_WARP_ERROR;
+
+ memcpy(matrix, mat.m, sizeof(VGfloat) * 9);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguComputeWarpSquareToQuad(VGfloat dx0, VGfloat dy0,
+ VGfloat dx1, VGfloat dy1,
+ VGfloat dx2, VGfloat dy2,
+ VGfloat dx3, VGfloat dy3,
+ VGfloat * matrix)
+{
+ struct matrix mat;
+
+ if (!matrix || !is_aligned(matrix))
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+
+ if (!matrix_square_to_quad(dx0, dy0,
+ dx1, dy1,
+ dx2, dy2,
+ dx3, dy3,
+ &mat))
+ return VGU_BAD_WARP_ERROR;
+
+ if (!matrix_is_invertible(&mat))
+ return VGU_BAD_WARP_ERROR;
+
+ memcpy(matrix, mat.m, sizeof(VGfloat) * 9);
+
+ return VGU_NO_ERROR;
+}
+
+VGUErrorCode vguComputeWarpQuadToQuad(VGfloat dx0, VGfloat dy0,
+ VGfloat dx1, VGfloat dy1,
+ VGfloat dx2, VGfloat dy2,
+ VGfloat dx3, VGfloat dy3,
+ VGfloat sx0, VGfloat sy0,
+ VGfloat sx1, VGfloat sy1,
+ VGfloat sx2, VGfloat sy2,
+ VGfloat sx3, VGfloat sy3,
+ VGfloat * matrix)
+{
+ struct matrix mat;
+
+ if (!matrix || !is_aligned(matrix))
+ return VGU_ILLEGAL_ARGUMENT_ERROR;
+
+ if (!matrix_quad_to_quad(dx0, dy0,
+ dx1, dy1,
+ dx2, dy2,
+ dx3, dy3,
+ sx0, sy0,
+ sx1, sy1,
+ sx2, sy2,
+ sx3, sy3,
+ &mat))
+ return VGU_BAD_WARP_ERROR;
+
+ memcpy(matrix, mat.m, sizeof(VGfloat) * 9);
+
+ return VGU_NO_ERROR;
+}
diff --git a/src/gallium/state_trackers/wgl/SConscript b/src/gallium/state_trackers/wgl/SConscript
index 5bbcc7175f..a086657487 100644
--- a/src/gallium/state_trackers/wgl/SConscript
+++ b/src/gallium/state_trackers/wgl/SConscript
@@ -27,6 +27,7 @@ if env['platform'] in ['windows']:
'shared/stw_framebuffer.c',
'shared/stw_pixelformat.c',
'shared/stw_extensionsstring.c',
+ 'shared/stw_extswapinterval.c',
'shared/stw_getprocaddress.c',
'shared/stw_arbpixelformat.c',
'shared/stw_tls.c',
diff --git a/src/gallium/state_trackers/wgl/shared/stw_context.c b/src/gallium/state_trackers/wgl/shared/stw_context.c
index 662b5fbcd2..4968ecc692 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_context.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_context.c
@@ -47,6 +47,29 @@
#include "stw_context.h"
#include "stw_tls.h"
+
+static INLINE struct stw_context *
+stw_context(GLcontext *glctx)
+{
+ if(!glctx)
+ return NULL;
+ assert(glctx->DriverCtx);
+ return (struct stw_context *)glctx->DriverCtx;
+}
+
+static INLINE struct stw_context *
+stw_current_context(void)
+{
+ /* We must check if multiple threads are being used or GET_CURRENT_CONTEXT
+ * might return the current context of the thread first seen. */
+ _glapi_check_multithread();
+
+ {
+ GET_CURRENT_CONTEXT( glctx );
+ return stw_context(glctx);
+ }
+}
+
BOOL
stw_copy_context(
UINT_PTR hglrcSrc,
@@ -57,7 +80,7 @@ stw_copy_context(
struct stw_context *dst;
BOOL ret = FALSE;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->ctx_mutex );
src = stw_lookup_context_locked( hglrcSrc );
dst = stw_lookup_context_locked( hglrcDst );
@@ -70,7 +93,7 @@ stw_copy_context(
(void) mask;
}
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
return ret;
}
@@ -84,7 +107,7 @@ stw_share_lists(
struct stw_context *ctx2;
BOOL ret = FALSE;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->ctx_mutex );
ctx1 = stw_lookup_context_locked( hglrc1 );
ctx2 = stw_lookup_context_locked( hglrc2 );
@@ -94,11 +117,25 @@ stw_share_lists(
ret = _mesa_share_state(ctx2->st->ctx, ctx1->st->ctx);
}
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
return ret;
}
+static void
+stw_viewport(GLcontext * glctx, GLint x, GLint y,
+ GLsizei width, GLsizei height)
+{
+ struct stw_context *ctx = (struct stw_context *)glctx->DriverCtx;
+ struct stw_framebuffer *fb;
+
+ fb = stw_framebuffer_from_hdc( ctx->hdc );
+ if(fb) {
+ stw_framebuffer_update(fb);
+ stw_framebuffer_release(fb);
+ }
+}
+
UINT_PTR
stw_create_layer_context(
HDC hdc,
@@ -158,10 +195,11 @@ stw_create_layer_context(
goto no_st_ctx;
ctx->st->ctx->DriverCtx = ctx;
+ ctx->st->ctx->Driver.Viewport = stw_viewport;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->ctx_mutex );
ctx->hglrc = handle_table_add(stw_dev->ctx_table, ctx);
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
if (!ctx->hglrc)
goto no_hglrc;
@@ -188,17 +226,16 @@ stw_delete_context(
if (!stw_dev)
return FALSE;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->ctx_mutex );
ctx = stw_lookup_context_locked(hglrc);
handle_table_remove(stw_dev->ctx_table, hglrc);
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
if (ctx) {
- GLcontext *glctx = ctx->st->ctx;
- GET_CURRENT_CONTEXT( glcurctx );
-
+ struct stw_context *curctx = stw_current_context();
+
/* Unbind current if deleting current context. */
- if (glcurctx == glctx)
+ if (curctx == ctx)
st_make_current( NULL, NULL, NULL );
st_destroy_context(ctx->st);
@@ -219,9 +256,9 @@ stw_release_context(
if (!stw_dev)
return FALSE;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->ctx_mutex );
ctx = stw_lookup_context_locked( hglrc );
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
if (!ctx)
return FALSE;
@@ -230,13 +267,8 @@ stw_release_context(
* current for this thread. We should check that and return False
* if not the case.
*/
- {
- GLcontext *glctx = ctx->st->ctx;
- GET_CURRENT_CONTEXT( glcurctx );
-
- if (glcurctx != glctx)
- return FALSE;
- }
+ if (ctx != stw_current_context())
+ return FALSE;
if (stw_make_current( NULL, 0 ) == FALSE)
return FALSE;
@@ -248,14 +280,9 @@ stw_release_context(
UINT_PTR
stw_get_current_context( void )
{
- GET_CURRENT_CONTEXT( glcurctx );
struct stw_context *ctx;
- if(!glcurctx)
- return 0;
-
- ctx = (struct stw_context *)glcurctx->DriverCtx;
- assert(ctx);
+ ctx = stw_current_context();
if(!ctx)
return 0;
@@ -265,14 +292,9 @@ stw_get_current_context( void )
HDC
stw_get_current_dc( void )
{
- GET_CURRENT_CONTEXT( glcurctx );
struct stw_context *ctx;
- if(!glcurctx)
- return NULL;
-
- ctx = (struct stw_context *)glcurctx->DriverCtx;
- assert(ctx);
+ ctx = stw_current_context();
if(!ctx)
return NULL;
@@ -284,36 +306,37 @@ stw_make_current(
HDC hdc,
UINT_PTR hglrc )
{
- struct stw_context *ctx;
- GET_CURRENT_CONTEXT( glcurctx );
- struct stw_framebuffer *fb;
+ struct stw_context *curctx = NULL;
+ struct stw_context *ctx = NULL;
+ struct stw_framebuffer *fb = NULL;
if (!stw_dev)
goto fail;
- if (glcurctx != NULL) {
- struct stw_context *curctx;
- curctx = (struct stw_context *) glcurctx->DriverCtx;
-
+ curctx = stw_current_context();
+ if (curctx != NULL) {
if (curctx->hglrc != hglrc)
- st_flush(glcurctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
+ st_flush(curctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
/* Return if already current. */
- if (curctx->hglrc == hglrc && curctx->hdc == hdc)
- return TRUE;
+ if (curctx->hglrc == hglrc && curctx->hdc == hdc) {
+ ctx = curctx;
+ fb = stw_framebuffer_from_hdc( hdc );
+ goto success;
+ }
}
if (hdc == NULL || hglrc == 0) {
return st_make_current( NULL, NULL, NULL );
}
- pipe_mutex_lock( stw_dev->mutex );
-
+ pipe_mutex_lock( stw_dev->ctx_mutex );
ctx = stw_lookup_context_locked( hglrc );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
if(!ctx)
goto fail;
- fb = stw_framebuffer_from_hdc_locked( hdc );
+ fb = stw_framebuffer_from_hdc( hdc );
if(!fb) {
/* Applications should call SetPixelFormat before creating a context,
* but not all do, and the opengl32 runtime seems to use a default pixel
@@ -321,13 +344,11 @@ stw_make_current(
*/
int iPixelFormat = GetPixelFormat(hdc);
if(iPixelFormat)
- fb = stw_framebuffer_create_locked( hdc, iPixelFormat );
+ fb = stw_framebuffer_create( hdc, iPixelFormat );
if(!fb)
goto fail;
}
- pipe_mutex_unlock( stw_dev->mutex );
-
if(fb->iPixelFormat != ctx->iPixelFormat)
goto fail;
@@ -344,11 +365,18 @@ stw_make_current(
if(!st_make_current( ctx->st, fb->stfb, fb->stfb ))
goto fail;
- stw_framebuffer_resize(fb);
+success:
+ assert(fb);
+ if(fb) {
+ stw_framebuffer_update(fb);
+ stw_framebuffer_release(fb);
+ }
return TRUE;
fail:
+ if(fb)
+ stw_framebuffer_release(fb);
st_make_current( NULL, NULL, NULL );
return FALSE;
}
diff --git a/src/gallium/state_trackers/wgl/shared/stw_device.c b/src/gallium/state_trackers/wgl/shared/stw_device.c
index 1a6b29807d..0b6954915a 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_device.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_device.c
@@ -30,6 +30,7 @@
#include "glapi/glthread.h"
#include "util/u_debug.h"
#include "pipe/p_screen.h"
+#include "state_tracker/st_public.h"
#ifdef DEBUG
#include "trace/tr_screen.h"
@@ -63,15 +64,36 @@ stw_flush_frontbuffer(struct pipe_screen *screen,
{
const struct stw_winsys *stw_winsys = stw_dev->stw_winsys;
HDC hdc = (HDC)context_private;
+ struct stw_framebuffer *fb;
+ fb = stw_framebuffer_from_hdc( hdc );
+ /* fb can be NULL if window was destroyed already */
+ if (fb) {
+#if DEBUG
+ {
+ struct pipe_surface *surface2;
+
+ if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_FRONT_LEFT, &surface2 ))
+ assert(0);
+ else
+ assert(surface2 == surface);
+ }
+#endif
+
#ifdef DEBUG
- if(stw_dev->trace_running) {
- screen = trace_screen(screen)->screen;
- surface = trace_surface(surface)->surface;
- }
+ if(stw_dev->trace_running) {
+ screen = trace_screen(screen)->screen;
+ surface = trace_surface(surface)->surface;
+ }
#endif
+ }
stw_winsys->flush_frontbuffer(screen, surface, hdc);
+
+ if(fb) {
+ stw_framebuffer_update(fb);
+ stw_framebuffer_release(fb);
+ }
}
@@ -113,7 +135,8 @@ stw_init(const struct stw_winsys *stw_winsys)
stw_dev->screen->flush_frontbuffer = &stw_flush_frontbuffer;
- pipe_mutex_init( stw_dev->mutex );
+ pipe_mutex_init( stw_dev->ctx_mutex );
+ pipe_mutex_init( stw_dev->fb_mutex );
stw_dev->ctx_table = handle_table_create();
if (!stw_dev->ctx_table) {
@@ -133,20 +156,13 @@ error1:
boolean
stw_init_thread(void)
{
- if (!stw_tls_init_thread())
- return FALSE;
-
- if (!stw_framebuffer_init_thread())
- return FALSE;
-
- return TRUE;
+ return stw_tls_init_thread();
}
void
stw_cleanup_thread(void)
{
- stw_framebuffer_cleanup_thread();
stw_tls_cleanup_thread();
}
@@ -161,7 +177,7 @@ stw_cleanup(void)
if (!stw_dev)
return;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->ctx_mutex );
{
/* Ensure all contexts are destroyed */
i = handle_table_get_first_handle(stw_dev->ctx_table);
@@ -171,11 +187,12 @@ stw_cleanup(void)
}
handle_table_destroy(stw_dev->ctx_table);
}
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->ctx_mutex );
stw_framebuffer_cleanup();
- pipe_mutex_destroy( stw_dev->mutex );
+ pipe_mutex_destroy( stw_dev->fb_mutex );
+ pipe_mutex_destroy( stw_dev->ctx_mutex );
stw_dev->screen->destroy(stw_dev->screen);
diff --git a/src/gallium/state_trackers/wgl/shared/stw_device.h b/src/gallium/state_trackers/wgl/shared/stw_device.h
index e097f1f71e..e1bb9518dd 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_device.h
+++ b/src/gallium/state_trackers/wgl/shared/stw_device.h
@@ -57,10 +57,10 @@ struct stw_device
unsigned pixelformat_count;
unsigned pixelformat_extended_count;
- pipe_mutex mutex;
-
+ pipe_mutex ctx_mutex;
struct handle_table *ctx_table;
+ pipe_mutex fb_mutex;
struct stw_framebuffer *fb_head;
#ifdef DEBUG
diff --git a/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c b/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
index 2660c591f9..62c859e1f9 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
@@ -38,6 +38,7 @@ static const char *stw_extension_string =
"WGL_ARB_extensions_string "
"WGL_ARB_multisample "
"WGL_ARB_pixel_format "
+/* "WGL_EXT_swap_interval " */
"WGL_EXT_extensions_string";
diff --git a/src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c b/src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c
new file mode 100644
index 0000000000..9eac6a1d09
--- /dev/null
+++ b/src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c
@@ -0,0 +1,57 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include <windows.h>
+
+#define WGL_WGLEXT_PROTOTYPES
+
+#include <GL/gl.h>
+#include <GL/wglext.h>
+#include "util/u_debug.h"
+
+/* A dummy implementation of this extension.
+ *
+ * Required as some applications retrieve and call these functions
+ * regardless of the fact that we don't advertise the extension and
+ * further more the results of wglGetProcAddress are NULL.
+ */
+WINGDIAPI BOOL APIENTRY
+wglSwapIntervalEXT(int interval)
+{
+ (void) interval;
+ debug_printf("%s: %d\n", __FUNCTION__, interval);
+ return TRUE;
+}
+
+WINGDIAPI int APIENTRY
+wglGetSwapIntervalEXT(void)
+{
+ return 0;
+}
+
+
diff --git a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
index 58f1830319..b8956bb550 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
@@ -45,6 +45,10 @@
#include "stw_tls.h"
+/**
+ * Search the framebuffer with the matching HWND while holding the
+ * stw_dev::fb_mutex global lock.
+ */
static INLINE struct stw_framebuffer *
stw_framebuffer_from_hwnd_locked(
HWND hwnd )
@@ -52,13 +56,20 @@ stw_framebuffer_from_hwnd_locked(
struct stw_framebuffer *fb;
for (fb = stw_dev->fb_head; fb != NULL; fb = fb->next)
- if (fb->hWnd == hwnd)
+ if (fb->hWnd == hwnd) {
+ pipe_mutex_lock(fb->mutex);
break;
+ }
return fb;
}
+/**
+ * Destroy this framebuffer. Both stw_dev::fb_mutex and stw_framebuffer::mutex
+ * must be held, by this order. Obviously no further access to fb can be done
+ * after this.
+ */
static INLINE void
stw_framebuffer_destroy_locked(
struct stw_framebuffer *fb )
@@ -74,17 +85,53 @@ stw_framebuffer_destroy_locked(
st_unreference_framebuffer(fb->stfb);
+ pipe_mutex_unlock( fb->mutex );
+
pipe_mutex_destroy( fb->mutex );
FREE( fb );
}
+void
+stw_framebuffer_release(
+ struct stw_framebuffer *fb)
+{
+ assert(fb);
+ pipe_mutex_unlock( fb->mutex );
+}
+
+
+static INLINE void
+stw_framebuffer_get_size( struct stw_framebuffer *fb )
+{
+ unsigned width, height;
+ RECT rect;
+
+ assert(fb->hWnd);
+
+ GetClientRect( fb->hWnd, &rect );
+ width = rect.right - rect.left;
+ height = rect.bottom - rect.top;
+
+ if(width < 1)
+ width = 1;
+ if(height < 1)
+ height = 1;
+
+ if(width != fb->width || height != fb->height) {
+ fb->must_resize = TRUE;
+ fb->width = width;
+ fb->height = height;
+ }
+}
+
+
/**
* @sa http://msdn.microsoft.com/en-us/library/ms644975(VS.85).aspx
* @sa http://msdn.microsoft.com/en-us/library/ms644960(VS.85).aspx
*/
-static LRESULT CALLBACK
+LRESULT CALLBACK
stw_call_window_proc(
int nCode,
WPARAM wParam,
@@ -92,6 +139,7 @@ stw_call_window_proc(
{
struct stw_tls_data *tls_data;
PCWPSTRUCT pParams = (PCWPSTRUCT)lParam;
+ struct stw_framebuffer *fb;
tls_data = stw_tls_get_data();
if(!tls_data)
@@ -100,51 +148,37 @@ stw_call_window_proc(
if (nCode < 0)
return CallNextHookEx(tls_data->hCallWndProcHook, nCode, wParam, lParam);
- if (pParams->message == WM_SIZE && pParams->wParam != SIZE_MINIMIZED) {
- struct stw_framebuffer *fb;
-
- pipe_mutex_lock( stw_dev->mutex );
- fb = stw_framebuffer_from_hwnd_locked( pParams->hwnd );
- pipe_mutex_unlock( stw_dev->mutex );
-
- if(fb) {
- unsigned width = LOWORD( pParams->lParam );
- unsigned height = HIWORD( pParams->lParam );
-
- /* FIXME: The mesa statetracker makes the assumptions that only
- * one context is using the framebuffer, and that that context is the
- * current one. However neither holds true, as WGL allows more than
- * one context to be bound to the same drawable, and this function can
- * be called from any thread.
- */
- pipe_mutex_lock( fb->mutex );
- if (fb->stfb)
- st_resize_framebuffer( fb->stfb, width, height );
- pipe_mutex_unlock( fb->mutex );
+ if (pParams->message == WM_WINDOWPOSCHANGED) {
+ /* We handle WM_WINDOWPOSCHANGED instead of WM_SIZE because according to
+ * http://blogs.msdn.com/oldnewthing/archive/2008/01/15/7113860.aspx
+ * WM_SIZE is generated from WM_WINDOWPOSCHANGED by DefWindowProc so it
+ * can be masked out by the application. */
+ LPWINDOWPOS lpWindowPos = (LPWINDOWPOS)pParams->lParam;
+ if((lpWindowPos->flags & SWP_SHOWWINDOW) ||
+ !(lpWindowPos->flags & SWP_NOSIZE)) {
+ fb = stw_framebuffer_from_hwnd( pParams->hwnd );
+ if(fb) {
+ /* Size in WINDOWPOS includes the window frame, so get the size
+ * of the client area via GetClientRect. */
+ stw_framebuffer_get_size(fb);
+ stw_framebuffer_release(fb);
+ }
}
}
-
- if (pParams->message == WM_DESTROY) {
- struct stw_framebuffer *fb;
-
- pipe_mutex_lock( stw_dev->mutex );
-
+ else if (pParams->message == WM_DESTROY) {
+ pipe_mutex_lock( stw_dev->fb_mutex );
fb = stw_framebuffer_from_hwnd_locked( pParams->hwnd );
if(fb)
stw_framebuffer_destroy_locked(fb);
-
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->fb_mutex );
}
return CallNextHookEx(tls_data->hCallWndProcHook, nCode, wParam, lParam);
}
-/**
- * Create a new framebuffer object which will correspond to the given HDC.
- */
struct stw_framebuffer *
-stw_framebuffer_create_locked(
+stw_framebuffer_create(
HDC hdc,
int iPixelFormat )
{
@@ -169,51 +203,34 @@ stw_framebuffer_create_locked(
stw_pixelformat_visual(&fb->visual, pfi);
+ stw_framebuffer_get_size(fb);
+
pipe_mutex_init( fb->mutex );
+ /* This is the only case where we lock the stw_framebuffer::mutex before
+ * stw_dev::fb_mutex, since no other thread can know about this framebuffer
+ * and we must prevent any other thread from destroying it before we return.
+ */
+ pipe_mutex_lock( fb->mutex );
+
+ pipe_mutex_lock( stw_dev->fb_mutex );
fb->next = stw_dev->fb_head;
stw_dev->fb_head = fb;
+ pipe_mutex_unlock( stw_dev->fb_mutex );
return fb;
}
-static void
-stw_framebuffer_get_size( struct stw_framebuffer *fb, GLuint *pwidth, GLuint *pheight )
-{
- GLuint width, height;
-
- if (fb->hWnd) {
- RECT rect;
- GetClientRect( fb->hWnd, &rect );
- width = rect.right - rect.left;
- height = rect.bottom - rect.top;
- }
- else {
- width = GetDeviceCaps( fb->hDC, HORZRES );
- height = GetDeviceCaps( fb->hDC, VERTRES );
- }
-
- if(width < 1)
- width = 1;
- if(height < 1)
- height = 1;
-
- *pwidth = width;
- *pheight = height;
-}
-
-
BOOL
stw_framebuffer_allocate(
struct stw_framebuffer *fb)
{
- pipe_mutex_lock( fb->mutex );
-
+ assert(fb);
+
if(!fb->stfb) {
const struct stw_pixelformat_info *pfi = fb->pfi;
enum pipe_format colorFormat, depthFormat, stencilFormat;
- GLuint width, height;
colorFormat = pfi->color_format;
@@ -229,32 +246,50 @@ stw_framebuffer_allocate(
else
stencilFormat = PIPE_FORMAT_NONE;
- stw_framebuffer_get_size(fb, &width, &height);
-
+ assert(fb->must_resize);
+ assert(fb->width);
+ assert(fb->height);
+
fb->stfb = st_create_framebuffer(
&fb->visual,
colorFormat,
depthFormat,
stencilFormat,
- width,
- height,
+ fb->width,
+ fb->height,
(void *) fb );
+
+ // to notify the context
+ fb->must_resize = TRUE;
}
- pipe_mutex_unlock( fb->mutex );
-
return fb->stfb ? TRUE : FALSE;
}
+/**
+ * Update the framebuffer's size if necessary.
+ */
void
-stw_framebuffer_resize(
+stw_framebuffer_update(
struct stw_framebuffer *fb)
{
- GLuint width, height;
assert(fb->stfb);
- stw_framebuffer_get_size(fb, &width, &height);
- st_resize_framebuffer(fb->stfb, width, height);
+ assert(fb->height);
+ assert(fb->width);
+
+ /* XXX: It would be nice to avoid checking the size again -- in theory
+ * stw_call_window_proc would have cought the resize and stored the right
+ * size already, but unfortunately threads created before the DllMain is
+ * called don't get a DLL_THREAD_ATTACH notification, and there is no way
+ * to know of their existing without using the not very portable PSAPI.
+ */
+ stw_framebuffer_get_size(fb);
+
+ if(fb->must_resize) {
+ st_resize_framebuffer(fb->stfb, fb->width, fb->height);
+ fb->must_resize = FALSE;
+ }
}
@@ -264,32 +299,47 @@ stw_framebuffer_cleanup( void )
struct stw_framebuffer *fb;
struct stw_framebuffer *next;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->fb_mutex );
fb = stw_dev->fb_head;
while (fb) {
next = fb->next;
+
+ pipe_mutex_lock(fb->mutex);
stw_framebuffer_destroy_locked(fb);
+
fb = next;
}
stw_dev->fb_head = NULL;
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->fb_mutex );
}
/**
* Given an hdc, return the corresponding stw_framebuffer.
*/
-struct stw_framebuffer *
+static INLINE struct stw_framebuffer *
stw_framebuffer_from_hdc_locked(
HDC hdc )
{
+ HWND hwnd;
struct stw_framebuffer *fb;
+ /*
+ * Some applications create and use several HDCs for the same window, so
+ * looking up the framebuffer by the HDC is not reliable. Use HWND whenever
+ * possible.
+ */
+ hwnd = WindowFromDC(hdc);
+ if(hwnd)
+ return stw_framebuffer_from_hwnd_locked(hwnd);
+
for (fb = stw_dev->fb_head; fb != NULL; fb = fb->next)
- if (fb->hDC == hdc)
+ if (fb->hDC == hdc) {
+ pipe_mutex_lock(fb->mutex);
break;
+ }
return fb;
}
@@ -304,9 +354,26 @@ stw_framebuffer_from_hdc(
{
struct stw_framebuffer *fb;
- pipe_mutex_lock( stw_dev->mutex );
+ pipe_mutex_lock( stw_dev->fb_mutex );
fb = stw_framebuffer_from_hdc_locked(hdc);
- pipe_mutex_unlock( stw_dev->mutex );
+ pipe_mutex_unlock( stw_dev->fb_mutex );
+
+ return fb;
+}
+
+
+/**
+ * Given an hdc, return the corresponding stw_framebuffer.
+ */
+struct stw_framebuffer *
+stw_framebuffer_from_hwnd(
+ HWND hwnd )
+{
+ struct stw_framebuffer *fb;
+
+ pipe_mutex_lock( stw_dev->fb_mutex );
+ fb = stw_framebuffer_from_hwnd_locked(hwnd);
+ pipe_mutex_unlock( stw_dev->fb_mutex );
return fb;
}
@@ -326,22 +393,19 @@ stw_pixelformat_set(
if (index >= count)
return FALSE;
- pipe_mutex_lock( stw_dev->mutex );
-
fb = stw_framebuffer_from_hdc_locked(hdc);
if(fb) {
/* SetPixelFormat must be called only once */
- pipe_mutex_unlock( stw_dev->mutex );
+ stw_framebuffer_release( fb );
return FALSE;
}
- fb = stw_framebuffer_create_locked(hdc, iPixelFormat);
+ fb = stw_framebuffer_create(hdc, iPixelFormat);
if(!fb) {
- pipe_mutex_unlock( stw_dev->mutex );
return FALSE;
}
- pipe_mutex_unlock( stw_dev->mutex );
+ stw_framebuffer_release( fb );
/* Some applications mistakenly use the undocumented wglSetPixelFormat
* function instead of SetPixelFormat, so we call SetPixelFormat here to
@@ -358,13 +422,16 @@ int
stw_pixelformat_get(
HDC hdc )
{
+ int iPixelFormat = 0;
struct stw_framebuffer *fb;
fb = stw_framebuffer_from_hdc(hdc);
- if(!fb)
- return 0;
+ if(fb) {
+ iPixelFormat = fb->iPixelFormat;
+ stw_framebuffer_release(fb);
+ }
- return fb->iPixelFormat;
+ return iPixelFormat;
}
@@ -380,10 +447,10 @@ stw_swap_buffers(
if (fb == NULL)
return FALSE;
- if (!(fb->pfi->pfd.dwFlags & PFD_DOUBLEBUFFER))
+ if (!(fb->pfi->pfd.dwFlags & PFD_DOUBLEBUFFER)) {
+ stw_framebuffer_release(fb);
return TRUE;
-
- pipe_mutex_lock( fb->mutex );
+ }
/* If we're swapping the buffer associated with the current context
* we have to flush any pending rendering commands first.
@@ -394,7 +461,7 @@ stw_swap_buffers(
if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_BACK_LEFT, &surface )) {
/* FIXME: this shouldn't happen, but does on glean */
- pipe_mutex_unlock( fb->mutex );
+ stw_framebuffer_release(fb);
return FALSE;
}
@@ -407,7 +474,8 @@ stw_swap_buffers(
stw_dev->stw_winsys->flush_frontbuffer( screen, surface, hdc );
- pipe_mutex_unlock( fb->mutex );
+ stw_framebuffer_update(fb);
+ stw_framebuffer_release(fb);
return TRUE;
}
@@ -423,38 +491,3 @@ stw_swap_layer_buffers(
return FALSE;
}
-
-
-boolean
-stw_framebuffer_init_thread(void)
-{
- struct stw_tls_data *tls_data;
-
- tls_data = stw_tls_get_data();
- if(!tls_data)
- return FALSE;
-
- tls_data->hCallWndProcHook = SetWindowsHookEx(WH_CALLWNDPROC,
- stw_call_window_proc,
- NULL,
- GetCurrentThreadId());
- if(tls_data->hCallWndProcHook == NULL)
- return FALSE;
-
- return TRUE;
-}
-
-void
-stw_framebuffer_cleanup_thread(void)
-{
- struct stw_tls_data *tls_data;
-
- tls_data = stw_tls_get_data();
- if(!tls_data)
- return;
-
- if(tls_data->hCallWndProcHook) {
- UnhookWindowsHookEx(tls_data->hCallWndProcHook);
- tls_data->hCallWndProcHook = NULL;
- }
-}
diff --git a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.h b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.h
index e7fa51c3a8..13d29f37e4 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.h
+++ b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.h
@@ -41,6 +41,23 @@ struct stw_pixelformat_info;
*/
struct stw_framebuffer
{
+ /**
+ * This mutex has two purposes:
+ * - protect the access to the mutable data members below
+ * - prevent the the framebuffer from being deleted while being accessed.
+ *
+ * It is OK to lock this mutex while holding the stw_device::fb_mutex lock,
+ * but the opposite must never happen.
+ */
+ pipe_mutex mutex;
+
+ /*
+ * Immutable members.
+ *
+ * Note that even access to immutable members implies acquiring the mutex
+ * above, to prevent the framebuffer from being destroyed.
+ */
+
HDC hDC;
HWND hWnd;
@@ -48,41 +65,84 @@ struct stw_framebuffer
const struct stw_pixelformat_info *pfi;
GLvisual visual;
- pipe_mutex mutex;
+ /*
+ * Mutable members.
+ */
+
struct st_framebuffer *stfb;
- /** This is protected by stw_device::mutex, not the mutex above */
+ /* FIXME: Make this work for multiple contexts bound to the same framebuffer */
+ boolean must_resize;
+ unsigned width;
+ unsigned height;
+
+ /**
+ * This is protected by stw_device::fb_mutex, not the mutex above.
+ *
+ * Deletions must be done by first acquiring stw_device::fb_mutex, and then
+ * acquiring the stw_framebuffer::mutex of the framebuffer to be deleted.
+ * This ensures that nobody else is reading/writing to the.
+ *
+ * It is not necessary to aquire the mutex above to navigate the linked list
+ * given that deletions are done with stw_device::fb_mutex held, so no other
+ * thread can delete.
+ */
struct stw_framebuffer *next;
};
+
+/**
+ * Create a new framebuffer object which will correspond to the given HDC.
+ *
+ * This function will acquire stw_framebuffer::mutex. stw_framebuffer_release
+ * must be called when done
+ */
struct stw_framebuffer *
-stw_framebuffer_create_locked(
+stw_framebuffer_create(
HDC hdc,
int iPixelFormat );
+/**
+ * Search a framebuffer with a matching HWND.
+ *
+ * This function will acquire stw_framebuffer::mutex. stw_framebuffer_release
+ * must be called when done
+ */
+struct stw_framebuffer *
+stw_framebuffer_from_hwnd(
+ HWND hwnd );
+
+/**
+ * Search a framebuffer with a matching HDC.
+ *
+ * This function will acquire stw_framebuffer::mutex. stw_framebuffer_release
+ * must be called when done
+ */
+struct stw_framebuffer *
+stw_framebuffer_from_hdc(
+ HDC hdc );
+
BOOL
stw_framebuffer_allocate(
struct stw_framebuffer *fb );
void
-stw_framebuffer_resize(
+stw_framebuffer_update(
struct stw_framebuffer *fb);
+/**
+ * Release stw_framebuffer::mutex lock. This framebuffer must not be accessed
+ * after calling this function, as it may have been deleted by another thread
+ * in the meanwhile.
+ */
void
-stw_framebuffer_cleanup(void);
-
-struct stw_framebuffer *
-stw_framebuffer_from_hdc_locked(
- HDC hdc );
-
-struct stw_framebuffer *
-stw_framebuffer_from_hdc(
- HDC hdc );
-
-boolean
-stw_framebuffer_init_thread(void);
+stw_framebuffer_release(
+ struct stw_framebuffer *fb);
+/**
+ * Cleanup any existing framebuffers when exiting application.
+ */
void
-stw_framebuffer_cleanup_thread(void);
+stw_framebuffer_cleanup(void);
#endif /* STW_FRAMEBUFFER_H */
diff --git a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
index 4070cbd5c0..54cc038905 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
@@ -56,6 +56,10 @@ static const struct stw_extension_entry stw_extension_entries[] = {
/* WGL_EXT_extensions_string */
STW_EXTENSION_ENTRY( wglGetExtensionsStringEXT ),
+ /* WGL_EXT_swap_interval */
+ STW_EXTENSION_ENTRY( wglGetSwapIntervalEXT ),
+ STW_EXTENSION_ENTRY( wglSwapIntervalEXT ),
+
{ NULL, NULL }
};
@@ -65,13 +69,13 @@ stw_get_proc_address(
{
const struct stw_extension_entry *entry;
- PROC p = (PROC) _glapi_get_proc_address( lpszProc );
- if (p)
- return p;
+ if (lpszProc[0] == 'w' && lpszProc[1] == 'g' && lpszProc[2] == 'l')
+ for (entry = stw_extension_entries; entry->name; entry++)
+ if (strcmp( lpszProc, entry->name ) == 0)
+ return entry->proc;
- for (entry = stw_extension_entries; entry->name; entry++)
- if (strcmp( lpszProc, entry->name ) == 0)
- return entry->proc;
+ if (lpszProc[0] == 'g' && lpszProc[1] == 'l')
+ return (PROC) _glapi_get_proc_address( lpszProc );
return NULL;
}
diff --git a/src/gallium/state_trackers/wgl/shared/stw_tls.c b/src/gallium/state_trackers/wgl/shared/stw_tls.c
index 0c18a52352..4bd6a9289c 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_tls.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_tls.c
@@ -51,9 +51,23 @@ stw_tls_data_create()
data = CALLOC_STRUCT(stw_tls_data);
if (!data)
- return NULL;
+ goto no_data;
+
+ data->hCallWndProcHook = SetWindowsHookEx(WH_CALLWNDPROC,
+ stw_call_window_proc,
+ NULL,
+ GetCurrentThreadId());
+ if(data->hCallWndProcHook == NULL)
+ goto no_hook;
+
+ TlsSetValue(tlsIndex, data);
return data;
+
+no_hook:
+ FREE(data);
+no_data:
+ return NULL;
}
boolean
@@ -69,8 +83,6 @@ stw_tls_init_thread(void)
if(!data)
return FALSE;
- TlsSetValue(tlsIndex, data);
-
return TRUE;
}
@@ -84,8 +96,16 @@ stw_tls_cleanup_thread(void)
}
data = (struct stw_tls_data *) TlsGetValue(tlsIndex);
- TlsSetValue(tlsIndex, NULL);
- FREE(data);
+ if(data) {
+ TlsSetValue(tlsIndex, NULL);
+
+ if(data->hCallWndProcHook) {
+ UnhookWindowsHookEx(data->hCallWndProcHook);
+ data->hCallWndProcHook = NULL;
+ }
+
+ FREE(data);
+ }
}
void
@@ -110,12 +130,9 @@ stw_tls_get_data(void)
if(!data) {
/* DllMain is called with DLL_THREAD_ATTACH only by threads created after
* the DLL is loaded by the process */
-
data = stw_tls_data_create();
if(!data)
return NULL;
-
- TlsSetValue(tlsIndex, data);
}
return data;
diff --git a/src/gallium/state_trackers/wgl/shared/stw_tls.h b/src/gallium/state_trackers/wgl/shared/stw_tls.h
index 6af8be70c9..fbf8b1cbee 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_tls.h
+++ b/src/gallium/state_trackers/wgl/shared/stw_tls.h
@@ -50,4 +50,10 @@ stw_tls_cleanup(void);
struct stw_tls_data *
stw_tls_get_data(void);
+LRESULT CALLBACK
+stw_call_window_proc(
+ int nCode,
+ WPARAM wParam,
+ LPARAM lParam );
+
#endif /* STW_TLS_H */
diff --git a/src/gallium/state_trackers/xorg/Makefile b/src/gallium/state_trackers/xorg/Makefile
index a00ea3e2a4..27a1990724 100644
--- a/src/gallium/state_trackers/xorg/Makefile
+++ b/src/gallium/state_trackers/xorg/Makefile
@@ -1,29 +1,18 @@
-TARGET = libxorgtracker.a
-CFILES = $(wildcard ./*.c)
-OBJECTS = $(patsubst ./%.c,./%.o,$(CFILES))
-GALLIUMDIR = ../..
-TOP = ../../../..
-
+TOP = ../../../..
include $(TOP)/configs/current
-CFLAGS = -DHAVE_CONFIG_H \
- -g -Wall -Wimplicit-function-declaration -fPIC \
- $(shell pkg-config --cflags pixman-1 xorg-server libdrm xproto) \
- -I$(GALLIUMDIR)/include \
- -I$(GALLIUMDIR)/auxiliary \
- -I$(TOP)/src/mesa/drivers/dri/common \
- -I$(TOP)/src/mesa \
- -I$(TOP)/include \
- -I$(TOP)/src/egl/main
-
-#############################################
-
-.PHONY = all clean
+LIBNAME = xorgtracker
-all: $(TARGET)
+LIBRARY_INCLUDES = \
+ -DHAVE_CONFIG_H \
+ $(shell pkg-config --cflags-only-I pixman-1 xorg-server libdrm xproto) \
+ -I$(TOP)/src/gallium/include \
+ -I$(TOP)/src/gallium/auxiliary \
+ -I$(TOP)/include \
+ -I$(TOP)/src/mesa \
+ -I$(TOP)/src/mesa/drivers/dri/common \
+ -I$(TOP)/src/mesa/main
-$(TARGET): $(OBJECTS)
- ar rcs $(TARGET) $(OBJECTS)
+C_SOURCES = $(wildcard ./*.c)
-clean:
- rm -rf $(OBJECTS) $(TARGET)
+include ../../Makefile.template
diff --git a/src/gallium/state_trackers/xorg/xorg_composite.c b/src/gallium/state_trackers/xorg/xorg_composite.c
new file mode 100644
index 0000000000..255ae91f09
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_composite.c
@@ -0,0 +1,27 @@
+#include "xorg_composite.h"
+
+
+boolean xorg_composite_accelerated(int op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMaskPicture,
+ PicturePtr pDstPicture)
+{
+ return FALSE;
+}
+
+boolean xorg_composite_bind_state(struct exa_context *exa,
+ int op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMaskPicture,
+ PicturePtr pDstPicture)
+{
+ return FALSE;
+}
+
+void xorg_composite(struct exa_context *exa,
+ struct exa_pixmap_priv *dst,
+ int srcX, int srcY, int maskX, int maskY,
+ int dstX, int dstY, int width, int height)
+{
+}
+
diff --git a/src/gallium/state_trackers/xorg/xorg_composite.h b/src/gallium/state_trackers/xorg/xorg_composite.h
new file mode 100644
index 0000000000..a52e0e6dff
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_composite.h
@@ -0,0 +1,22 @@
+#ifndef XORG_COMPOSITE_H
+#define XORG_COMPOSITE_H
+
+#include "xorg_exa.h"
+
+boolean xorg_composite_accelerated(int op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMaskPicture,
+ PicturePtr pDstPicture);
+
+boolean xorg_composite_bind_state(struct exa_context *exa,
+ int op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMaskPicture,
+ PicturePtr pDstPicture);
+
+void xorg_composite(struct exa_context *exa,
+ struct exa_pixmap_priv *dst,
+ int srcX, int srcY, int maskX, int maskY,
+ int dstX, int dstY, int width, int height);
+
+#endif
diff --git a/src/gallium/state_trackers/xorg/xorg_crtc.c b/src/gallium/state_trackers/xorg/xorg_crtc.c
index 7304113a65..2235961b03 100644
--- a/src/gallium/state_trackers/xorg/xorg_crtc.c
+++ b/src/gallium/state_trackers/xorg/xorg_crtc.c
@@ -171,7 +171,6 @@ crtc_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data)
static void
crtc_destroy(xf86CrtcPtr crtc)
{
- modesettingPtr ms = modesettingPTR(crtc->scrn);
struct crtc_private *crtcp = crtc->driver_private;
if (crtcp->cursor_buf)
@@ -194,9 +193,10 @@ crtc_load_cursor_argb(xf86CrtcPtr crtc, CARD32 * image)
PIPE_BUFFER_USAGE_CPU_WRITE |
PIPE_BUFFER_USAGE_GPU_READ,
64*64*4);
- drm_api_hooks.handle_from_buffer(ms->screen,
- crtcp->cursor_buf,
- &crtcp->cursor_handle);
+ ms->api->handle_from_buffer(ms->api,
+ ms->screen,
+ crtcp->cursor_buf,
+ &crtcp->cursor_handle);
}
ptr = pipe_buffer_map(ms->screen, crtcp->cursor_buf, PIPE_BUFFER_USAGE_CPU_WRITE);
diff --git a/src/gallium/state_trackers/xorg/xorg_dri2.c b/src/gallium/state_trackers/xorg/xorg_dri2.c
index 401bd39dac..ae3338ffef 100644
--- a/src/gallium/state_trackers/xorg/xorg_dri2.c
+++ b/src/gallium/state_trackers/xorg/xorg_dri2.c
@@ -108,8 +108,8 @@ driCreateBuffers(DrawablePtr pDraw, unsigned int *attachments, int count)
tex = ms->screen->texture_create(ms->screen, &template);
}
- drm_api_hooks.buffer_from_texture(tex, &buf, &stride);
- drm_api_hooks.global_handle_from_buffer(ms->screen, buf, &handle);
+ ms->api->buffer_from_texture(ms->api, tex, &buf, &stride);
+ ms->api->global_handle_from_buffer(ms->api, ms->screen, buf, &handle);
buffers[i].name = handle;
buffers[i].attachment = attachments[i];
diff --git a/src/gallium/state_trackers/xorg/xorg_driver.c b/src/gallium/state_trackers/xorg/xorg_driver.c
index 45e831f0c2..e01e5294b1 100644
--- a/src/gallium/state_trackers/xorg/xorg_driver.c
+++ b/src/gallium/state_trackers/xorg/xorg_driver.c
@@ -300,6 +300,7 @@ PreInit(ScrnInfoPtr pScrn, int flags)
ms->PciInfo->dev, ms->PciInfo->func
);
+ ms->api = drm_api_create();
ms->fd = drmOpen(NULL, BusID);
if (ms->fd < 0)
@@ -476,7 +477,7 @@ ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
}
if (!ms->screen) {
- ms->screen = drm_api_hooks.create_screen(ms->fd, NULL);
+ ms->screen = ms->api->create_screen(ms->api, ms->fd, NULL);
if (!ms->screen) {
FatalError("Could not init pipe_screen\n");
@@ -678,6 +679,8 @@ CloseScreen(int scrnIndex, ScreenPtr pScreen)
if (ms->exa)
xorg_exa_close(pScrn);
+ ms->api->destroy(ms->api);
+ ms->api = NULL;
drmClose(ms->fd);
ms->fd = -1;
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c
index 7913174354..2c4291aa4e 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa.c
@@ -28,9 +28,14 @@
*
*/
-#include "xorg-server.h"
-#include "xf86.h"
+#include "xorg_exa.h"
#include "xorg_tracker.h"
+#include "xorg_composite.h"
+
+#include <xorg-server.h>
+#include <xf86.h>
+#include <picturestr.h>
+#include <picture.h>
#include "pipe/p_format.h"
#include "pipe/p_context.h"
@@ -39,24 +44,6 @@
#include "util/u_rect.h"
-struct exa_entity
-{
- ExaDriverPtr pExa;
- struct pipe_context *ctx;
- struct pipe_screen *scrn;
-};
-
-struct PixmapPriv
-{
- int flags;
- struct pipe_texture *tex;
- unsigned int color;
- struct pipe_surface *src_surf; /* for copies */
-
- struct pipe_transfer *map_transfer;
- unsigned map_count;
-};
-
/*
* Helper functions
*/
@@ -113,8 +100,8 @@ ExaPrepareAccess(PixmapPtr pPix, int index)
ScreenPtr pScreen = pPix->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
- struct PixmapPriv *priv;
+ struct exa_context *exa = ms->exa;
+ struct exa_pixmap_priv *priv;
priv = exaGetPixmapDriverPrivate(pPix);
@@ -145,8 +132,8 @@ ExaFinishAccess(PixmapPtr pPix, int index)
ScreenPtr pScreen = pPix->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
- struct PixmapPriv *priv;
+ struct exa_context *exa = ms->exa;
+ struct exa_pixmap_priv *priv;
priv = exaGetPixmapDriverPrivate(pPix);
if (!priv)
@@ -168,8 +155,8 @@ ExaDone(PixmapPtr pPixmap)
{
ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
- struct exa_entity *exa = ms->exa;
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap);
+ struct exa_context *exa = ms->exa;
if (!priv)
return;
@@ -190,8 +177,8 @@ ExaPrepareSolid(PixmapPtr pPixmap, int alu, Pixel planeMask, Pixel fg)
{
ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
- struct exa_entity *exa = ms->exa;
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap);
+ struct exa_context *exa = ms->exa;
if (1)
return FALSE;
@@ -221,8 +208,8 @@ ExaSolid(PixmapPtr pPixmap, int x0, int y0, int x1, int y1)
{
ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+ struct exa_context *exa = ms->exa;
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap);
struct pipe_surface *surf =
exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0,
PIPE_BUFFER_USAGE_GPU_READ |
@@ -240,9 +227,9 @@ ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir,
{
ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pDstPixmap);
- struct PixmapPriv *src_priv = exaGetPixmapDriverPrivate(pSrcPixmap);
+ struct exa_context *exa = ms->exa;
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pDstPixmap);
+ struct exa_pixmap_priv *src_priv = exaGetPixmapDriverPrivate(pSrcPixmap);
if (1)
return FALSE;
@@ -279,8 +266,8 @@ ExaCopy(PixmapPtr pDstPixmap, int srcX, int srcY, int dstX, int dstY,
{
ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pDstPixmap);
+ struct exa_context *exa = ms->exa;
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pDstPixmap);
struct pipe_surface *surf =
exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0,
PIPE_BUFFER_USAGE_GPU_READ |
@@ -296,13 +283,25 @@ ExaPrepareComposite(int op, PicturePtr pSrcPicture,
PicturePtr pMaskPicture, PicturePtr pDstPicture,
PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst)
{
- return FALSE;
+ ScrnInfoPtr pScrn = xf86Screens[pDst->drawable.pScreen->myNum];
+ modesettingPtr ms = modesettingPTR(pScrn);
+ struct exa_context *exa = ms->exa;
+
+ return xorg_composite_bind_state(exa, op, pSrcPicture, pMaskPicture,
+ pDstPicture);
}
static void
ExaComposite(PixmapPtr pDst, int srcX, int srcY, int maskX, int maskY,
int dstX, int dstY, int width, int height)
{
+ ScrnInfoPtr pScrn = xf86Screens[pDst->drawable.pScreen->myNum];
+ modesettingPtr ms = modesettingPTR(pScrn);
+ struct exa_context *exa = ms->exa;
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pDst);
+
+ xorg_composite(exa, priv, srcX, srcY, maskX, maskY,
+ dstX, dstY, width, height);
}
static Bool
@@ -310,15 +309,18 @@ ExaCheckComposite(int op,
PicturePtr pSrcPicture, PicturePtr pMaskPicture,
PicturePtr pDstPicture)
{
- return FALSE;
+ return xorg_composite_accelerated(op,
+ pSrcPicture,
+ pMaskPicture,
+ pDstPicture);
}
static void *
ExaCreatePixmap(ScreenPtr pScreen, int size, int align)
{
- struct PixmapPriv *priv;
+ struct exa_pixmap_priv *priv;
- priv = xcalloc(1, sizeof(struct PixmapPriv));
+ priv = xcalloc(1, sizeof(struct exa_pixmap_priv));
if (!priv)
return NULL;
@@ -328,7 +330,7 @@ ExaCreatePixmap(ScreenPtr pScreen, int size, int align)
static void
ExaDestroyPixmap(ScreenPtr pScreen, void *dPriv)
{
- struct PixmapPriv *priv = (struct PixmapPriv *)dPriv;
+ struct exa_pixmap_priv *priv = (struct exa_pixmap_priv *)dPriv;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
@@ -344,7 +346,7 @@ ExaDestroyPixmap(ScreenPtr pScreen, void *dPriv)
static Bool
ExaPixmapIsOffscreen(PixmapPtr pPixmap)
{
- struct PixmapPriv *priv;
+ struct exa_pixmap_priv *priv;
priv = exaGetPixmapDriverPrivate(pPixmap);
@@ -363,7 +365,7 @@ xorg_exa_get_pixmap_handle(PixmapPtr pPixmap)
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
- struct PixmapPriv *priv;
+ struct exa_pixmap_priv *priv;
struct pipe_buffer *buffer = NULL;
unsigned handle;
unsigned stride;
@@ -380,8 +382,8 @@ xorg_exa_get_pixmap_handle(PixmapPtr pPixmap)
return 0;
}
- drm_api_hooks.buffer_from_texture(priv->tex, &buffer, &stride);
- drm_api_hooks.handle_from_buffer(ms->screen, buffer, &handle);
+ ms->api->buffer_from_texture(ms->api, priv->tex, &buffer, &stride);
+ ms->api->handle_from_buffer(ms->api, ms->screen, buffer, &handle);
pipe_buffer_reference(&buffer, NULL);
return handle;
}
@@ -393,9 +395,9 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height,
{
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap);
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
+ struct exa_context *exa = ms->exa;
if (!priv)
return FALSE;
@@ -456,7 +458,7 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height,
struct pipe_texture *
xorg_exa_get_texture(PixmapPtr pPixmap)
{
- struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+ struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap);
struct pipe_texture *tex = NULL;
pipe_texture_reference(&tex, priv->tex);
return tex;
@@ -466,7 +468,7 @@ void
xorg_exa_close(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa = ms->exa;
+ struct exa_context *exa = ms->exa;
if (exa->ctx)
exa->ctx->destroy(exa->ctx);
@@ -480,10 +482,10 @@ void *
xorg_exa_init(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
- struct exa_entity *exa;
+ struct exa_context *exa;
ExaDriverPtr pExa;
- exa = xcalloc(1, sizeof(struct exa_entity));
+ exa = xcalloc(1, sizeof(struct exa_context));
if (!exa)
return NULL;
@@ -527,7 +529,7 @@ xorg_exa_init(ScrnInfoPtr pScrn)
}
exa->scrn = ms->screen;
- exa->ctx = drm_api_hooks.create_context(exa->scrn);
+ exa->ctx = ms->api->create_context(ms->api, exa->scrn);
/* Share context with DRI */
ms->ctx = exa->ctx;
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.h b/src/gallium/state_trackers/xorg/xorg_exa.h
new file mode 100644
index 0000000000..650997aec6
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_exa.h
@@ -0,0 +1,27 @@
+#ifndef XORG_EXA_H
+#define XORG_EXA_H
+
+#include "xorg_tracker.h"
+
+struct exa_context
+{
+ ExaDriverPtr pExa;
+ struct pipe_context *ctx;
+ struct pipe_screen *scrn;
+};
+
+
+struct exa_pixmap_priv
+{
+ int flags;
+ struct pipe_texture *tex;
+ unsigned int color;
+ struct pipe_surface *src_surf; /* for copies */
+
+ struct pipe_transfer *map_transfer;
+ unsigned map_count;
+};
+
+
+
+#endif
diff --git a/src/gallium/state_trackers/xorg/xorg_tracker.h b/src/gallium/state_trackers/xorg/xorg_tracker.h
index 82c3890dfb..b4742bdbf5 100644
--- a/src/gallium/state_trackers/xorg/xorg_tracker.h
+++ b/src/gallium/state_trackers/xorg/xorg_tracker.h
@@ -31,11 +31,14 @@
#ifndef _XORG_TRACKER_H_
#define _XORG_TRACKER_H_
+#include <stdint.h>
#include <errno.h>
#include <drm.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
-#include "exa.h"
+#include <xorg-server.h>
+#include <xf86.h>
+#include <exa.h>
#include "pipe/p_screen.h"
#include "state_tracker/drm_api.h"
@@ -75,6 +78,7 @@ typedef struct _modesettingRec
CreateScreenResourcesProcPtr createScreenResources;
/* gallium */
+ struct drm_api *api;
struct pipe_screen *screen;
struct pipe_context *ctx;
diff --git a/src/gallium/winsys/drm/intel/dri/Makefile b/src/gallium/winsys/drm/intel/dri/Makefile
index de39e759d8..5e212b62a4 100644
--- a/src/gallium/winsys/drm/intel/dri/Makefile
+++ b/src/gallium/winsys/drm/intel/dri/Makefile
@@ -8,6 +8,7 @@ PIPE_DRIVERS = \
$(TOP)/src/gallium/winsys/drm/intel/gem/libinteldrm.a \
$(TOP)/src/gallium/drivers/trace/libtrace.a \
$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
+ $(TOP)/src/gallium/drivers/identity/libidentity.a \
$(TOP)/src/gallium/drivers/i915simple/libi915simple.a
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_api.c b/src/gallium/winsys/drm/intel/gem/intel_be_api.c
index a74be13bf7..dd5f814da3 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_be_api.c
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_api.c
@@ -1,21 +1,37 @@
#include "intel_be_api.h"
#include "i915simple/i915_winsys.h"
+#include "identity/id_drm.h"
+#include "trace/tr_drm.h"
-#ifdef DEBUG
-#include "trace/trace_drm.h"
+static void destroy(struct drm_api *api)
+{
-struct drm_api hooks =
-#else
-struct drm_api drm_api_hooks =
-#endif
+}
+
+struct drm_api intel_be_drm_api =
{
/* intel_be_context.c */
.create_context = intel_be_create_context,
/* intel_be_device.c */
.create_screen = intel_be_create_screen,
- .buffer_from_texture = i915_get_texture_buffer,
+ .buffer_from_texture = intel_be_get_texture_buffer,
.buffer_from_handle = intel_be_buffer_from_handle,
.handle_from_buffer = intel_be_handle_from_buffer,
.global_handle_from_buffer = intel_be_global_handle_from_buffer,
+ .destroy = destroy,
};
+
+struct drm_api *
+drm_api_create()
+{
+#ifdef DEBUG
+#if 0
+ return identity_drm_create(&intel_be_drm_api);
+#else
+ return trace_drm_create(&intel_be_drm_api);
+#endif
+#else
+ return &intel_be_drm_api;
+#endif
+}
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_api.h b/src/gallium/winsys/drm/intel/gem/intel_be_api.h
index 1c622f3b97..f286b62eb8 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_be_api.h
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_api.h
@@ -8,8 +8,11 @@
#include "intel_be_device.h"
-struct pipe_screen *intel_be_create_screen(int drmFD,
+extern struct drm_api intel_be_drm_api;
+
+struct pipe_screen *intel_be_create_screen(struct drm_api *api, int drmFD,
struct drm_create_screen_arg *arg);
-struct pipe_context *intel_be_create_context(struct pipe_screen *screen);
+struct pipe_context *intel_be_create_context(struct drm_api *api,
+ struct pipe_screen *screen);
#endif
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_context.c b/src/gallium/winsys/drm/intel/gem/intel_be_context.c
index fe0b138fbe..db84f9af51 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_be_context.c
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_context.c
@@ -97,7 +97,7 @@ intel_be_init_context(struct intel_be_context *intel, struct intel_be_device *de
}
struct pipe_context *
-intel_be_create_context(struct pipe_screen *screen)
+intel_be_create_context(struct drm_api *api, struct pipe_screen *screen)
{
struct intel_be_context *intel;
struct pipe_context *pipe;
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_device.c b/src/gallium/winsys/drm/intel/gem/intel_be_device.c
index 907ac86637..e3630f5d12 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_be_device.c
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_device.c
@@ -142,8 +142,27 @@ err:
return NULL;
}
+boolean
+intel_be_get_texture_buffer(struct drm_api *api,
+ struct pipe_texture *texture,
+ struct pipe_buffer **buffer,
+ unsigned *stride)
+{
+ struct intel_be_device *dev;
+
+ if (!texture)
+ return FALSE;
+
+ dev = intel_be_device(texture->screen->winsys);
+ if (dev->softpipe)
+ return softpipe_get_texture_buffer(texture, buffer, stride);
+ else
+ return i915_get_texture_buffer(texture, buffer, stride);
+}
+
struct pipe_buffer *
-intel_be_buffer_from_handle(struct pipe_screen *screen,
+intel_be_buffer_from_handle(struct drm_api *api,
+ struct pipe_screen *screen,
const char* name, unsigned handle)
{
struct intel_be_device *dev = intel_be_device(screen->winsys);
@@ -174,7 +193,8 @@ err:
}
boolean
-intel_be_handle_from_buffer(struct pipe_screen *screen,
+intel_be_handle_from_buffer(struct drm_api *api,
+ struct pipe_screen *screen,
struct pipe_buffer *buffer,
unsigned *handle)
{
@@ -186,7 +206,8 @@ intel_be_handle_from_buffer(struct pipe_screen *screen,
}
boolean
-intel_be_global_handle_from_buffer(struct pipe_screen *screen,
+intel_be_global_handle_from_buffer(struct drm_api *api,
+ struct pipe_screen *screen,
struct pipe_buffer *buffer,
unsigned *handle)
{
@@ -296,6 +317,7 @@ intel_be_get_device_id(unsigned int *device_id)
{
char path[512];
FILE *file;
+ void *shutup_gcc;
/*
* FIXME: Fix this up to use a drm ioctl or whatever.
@@ -307,13 +329,14 @@ intel_be_get_device_id(unsigned int *device_id)
return;
}
- fgets(path, sizeof(path), file);
+ shutup_gcc = fgets(path, sizeof(path), file);
sscanf(path, "%x", device_id);
fclose(file);
}
struct pipe_screen *
-intel_be_create_screen(int drmFD, struct drm_create_screen_arg *arg)
+intel_be_create_screen(struct drm_api *api, int drmFD,
+ struct drm_create_screen_arg *arg)
{
struct intel_be_device *dev;
struct pipe_screen *screen;
@@ -339,7 +362,6 @@ intel_be_create_screen(int drmFD, struct drm_create_screen_arg *arg)
if (dev->softpipe) {
screen = softpipe_create_screen(&dev->base);
- drm_api_hooks.buffer_from_texture = softpipe_get_texture_buffer;
} else
screen = i915_create_screen(&dev->base, deviceID);
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_device.h b/src/gallium/winsys/drm/intel/gem/intel_be_device.h
index b32637ece2..56d95bd7fe 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_be_device.h
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_device.h
@@ -8,6 +8,8 @@
#include "drm.h"
#include "intel_bufmgr.h"
+struct drm_api;
+
/*
* Device
*/
@@ -50,13 +52,23 @@ struct intel_be_buffer {
unsigned flink;
};
+/*
+ * Wrapper for driver get_texture_buffer functions.
+ */
+boolean
+intel_be_get_texture_buffer(struct drm_api *api,
+ struct pipe_texture *texture,
+ struct pipe_buffer **buffer,
+ unsigned *stride);
+
/**
* Create a be buffer from a drm bo handle.
*
* Takes a reference.
*/
struct pipe_buffer *
-intel_be_buffer_from_handle(struct pipe_screen *screen,
+intel_be_buffer_from_handle(struct drm_api *api,
+ struct pipe_screen *screen,
const char* name, unsigned handle);
/**
@@ -65,7 +77,8 @@ intel_be_buffer_from_handle(struct pipe_screen *screen,
* If buffer is destroyed handle may become invalid.
*/
boolean
-intel_be_handle_from_buffer(struct pipe_screen *screen,
+intel_be_handle_from_buffer(struct drm_api *api,
+ struct pipe_screen *screen,
struct pipe_buffer *buffer,
unsigned *handle);
@@ -75,7 +88,8 @@ intel_be_handle_from_buffer(struct pipe_screen *screen,
* If buffer is destroyed handle may become invalid.
*/
boolean
-intel_be_global_handle_from_buffer(struct pipe_screen *screen,
+intel_be_global_handle_from_buffer(struct drm_api *api,
+ struct pipe_screen *screen,
struct pipe_buffer *buffer,
unsigned *handle);
diff --git a/src/gallium/winsys/drm/intel/xorg/Makefile b/src/gallium/winsys/drm/intel/xorg/Makefile
index d9aa5d54e1..d51cca8d21 100644
--- a/src/gallium/winsys/drm/intel/xorg/Makefile
+++ b/src/gallium/winsys/drm/intel/xorg/Makefile
@@ -1,36 +1,38 @@
TARGET = modesetting_drv.so
CFILES = $(wildcard ./*.c)
OBJECTS = $(patsubst ./%.c,./%.o,$(CFILES))
-GALLIUMDIR = ../../../..
TOP = ../../../../../..
-include ${TOP}/configs/current
+include $(TOP)/configs/current
-CFLAGS = -DHAVE_CONFIG_H \
- -g -Wall -Wimplicit-function-declaration -fPIC \
- $(shell pkg-config --cflags pixman-1 xorg-server libdrm xproto) \
- -I../gem \
- -I${GALLIUMDIR}/include \
- -I${GALLIUMDIR}/drivers \
- -I${GALLIUMDIR}/auxiliary \
- -I${TOP}/src/mesa \
- -I$(TOP)/include \
- -I$(TOP)/src/egl/main
+INCLUDES = \
+ $(shell pkg-config --cflags-only-I pixman-1 xorg-server libdrm xproto) \
+ -I../gem \
+ -I$(TOP)/src/gallium/include \
+ -I$(TOP)/src/gallium/drivers \
+ -I$(TOP)/src/gallium/auxiliary \
+ -I$(TOP)/src/mesa \
+ -I$(TOP)/include \
+ -I$(TOP)/src/egl/main
LIBS = \
- $(GALLIUMDIR)/state_trackers/xorg/libxorgtracker.a \
- $(GALLIUMDIR)/winsys/drm/intel/gem/libinteldrm.a \
+ $(TOP)/src/gallium/state_trackers/xorg/libxorgtracker.a \
+ $(TOP)/src/gallium/winsys/drm/intel/gem/libinteldrm.a \
$(TOP)/src/gallium/drivers/i915simple/libi915simple.a \
$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
$(GALLIUM_AUXILIARIES)
+DRIVER_DEFINES = \
+ -DHAVE_CONFIG_H
+
+
#############################################
all default: $(TARGET)
-$(TARGET): $(OBJECTS) Makefile $(GALLIUMDIR)/state_trackers/xorg/libxorgtracker.a $(LIBS)
+$(TARGET): $(OBJECTS) Makefile $(TOP)/src/gallium/state_trackers/xorg/libxorgtracker.a $(LIBS)
$(TOP)/bin/mklib -noprefix -o $@ \
$(OBJECTS) $(LIBS) $(shell pkg-config --libs libdrm) -ldrm_intel
@@ -41,4 +43,14 @@ install:
$(INSTALL) -d $(DESTDIR)/$(XORG_DRIVER_INSTALL_DIR)
$(MINSTALL) -m 755 $(TARGET) $(DESTDIR)/$(XORG_DRIVER_INSTALL_DIR)
+
+##############################################
+
+
+.c.o:
+ $(CC) -c $(CFLAGS) $(INCLUDES) $(DRIVER_DEFINES) $< -o $@
+
+
+##############################################
+
.PHONY = all clean install
diff --git a/src/gallium/winsys/drm/nouveau/drm/nouveau_drm_api.c b/src/gallium/winsys/drm/nouveau/drm/nouveau_drm_api.c
index 395b21ec7a..3167ccfdc1 100644
--- a/src/gallium/winsys/drm/nouveau/drm/nouveau_drm_api.c
+++ b/src/gallium/winsys/drm/nouveau/drm/nouveau_drm_api.c
@@ -12,7 +12,7 @@
#include "nouveau/nouveau_screen.h"
static struct pipe_surface *
-dri_surface_from_handle(struct pipe_screen *screen,
+dri_surface_from_handle(struct drm_api *api, struct pipe_screen *screen,
unsigned handle,
enum pipe_format format,
unsigned width,
@@ -24,7 +24,7 @@ dri_surface_from_handle(struct pipe_screen *screen,
struct pipe_texture templat;
struct pipe_buffer *buf = NULL;
- buf = drm_api_hooks.buffer_from_handle(screen, "front buffer", handle);
+ buf = api->buffer_from_handle(api, screen, "front buffer", handle);
if (!buf)
return NULL;
@@ -70,7 +70,8 @@ static struct dri1_api nouveau_dri1_api = {
};
static struct pipe_screen *
-nouveau_drm_create_screen(int fd, struct drm_create_screen_arg *arg)
+nouveau_drm_create_screen(struct drm_api *api, int fd,
+ struct drm_create_screen_arg *arg)
{
struct dri1_create_screen_arg *dri1 = (void *)arg;
struct nouveau_winsys *nvws;
@@ -134,13 +135,12 @@ nouveau_drm_create_screen(int fd, struct drm_create_screen_arg *arg)
else
format = PIPE_FORMAT_A8R8G8B8_UNORM;
- nvws->front = dri_surface_from_handle(nvws->pscreen,
- nvdri->front_offset,
- format,
- nvdri->width,
- nvdri->height,
- nvdri->front_pitch *
- (nvdri->bpp / 8));
+ nvws->front = dri_surface_from_handle(api, nvws->pscreen,
+ nvdri->front_offset,
+ format, nvdri->width,
+ nvdri->height,
+ nvdri->front_pitch *
+ (nvdri->bpp / 8));
if (!nvws->front) {
debug_printf("%s: error referencing front buffer\n",
__func__);
@@ -155,7 +155,7 @@ nouveau_drm_create_screen(int fd, struct drm_create_screen_arg *arg)
}
static struct pipe_context *
-nouveau_drm_create_context(struct pipe_screen *pscreen)
+nouveau_drm_create_context(struct drm_api *api, struct pipe_screen *pscreen)
{
struct nouveau_winsys *nvws = nouveau_winsys_screen(pscreen);
struct pipe_context *(*init)(struct pipe_screen *, unsigned);
@@ -206,15 +206,15 @@ nouveau_drm_create_context(struct pipe_screen *pscreen)
}
static boolean
-nouveau_drm_pb_from_pt(struct pipe_texture *pt, struct pipe_buffer **ppb,
- unsigned *stride)
+nouveau_drm_pb_from_pt(struct drm_api *api, struct pipe_texture *pt,
+ struct pipe_buffer **ppb, unsigned *stride)
{
return false;
}
static struct pipe_buffer *
-nouveau_drm_pb_from_handle(struct pipe_screen *pscreen, const char *name,
- unsigned handle)
+nouveau_drm_pb_from_handle(struct drm_api *api, struct pipe_screen *pscreen,
+ const char *name, unsigned handle)
{
struct nouveau_device *dev = nouveau_screen(pscreen)->device;
struct pipe_buffer *pb;
@@ -242,8 +242,8 @@ nouveau_drm_pb_from_handle(struct pipe_screen *pscreen, const char *name,
}
static boolean
-nouveau_drm_handle_from_pb(struct pipe_screen *pscreen, struct pipe_buffer *pb,
- unsigned *handle)
+nouveau_drm_handle_from_pb(struct drm_api *api, struct pipe_screen *pscreen,
+ struct pipe_buffer *pb, unsigned *handle)
{
struct nouveau_bo *bo = nouveau_bo(pb);
@@ -255,8 +255,8 @@ nouveau_drm_handle_from_pb(struct pipe_screen *pscreen, struct pipe_buffer *pb,
}
static boolean
-nouveau_drm_name_from_pb(struct pipe_screen *pscreen, struct pipe_buffer *pb,
- unsigned *handle)
+nouveau_drm_name_from_pb(struct drm_api *api, struct pipe_screen *pscreen,
+ struct pipe_buffer *pb, unsigned *handle)
{
struct nouveau_bo *bo = nouveau_bo(pb);
@@ -275,3 +275,8 @@ struct drm_api drm_api_hooks = {
.global_handle_from_buffer = nouveau_drm_name_from_pb,
};
+struct drm_api *
+drm_api_create() {
+ return &drm_api_hooks;
+}
+
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_buffer.c b/src/gallium/winsys/drm/radeon/core/radeon_buffer.c
index 0d0fdc5bd8..684a487f24 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_buffer.c
+++ b/src/gallium/winsys/drm/radeon/core/radeon_buffer.c
@@ -1,8 +1,8 @@
-/*
+/*
* Copyright © 2008 Jérôme Glisse
* 2009 Corbin Simpson
* All Rights Reserved.
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
@@ -10,14 +10,14 @@
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
* AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
@@ -141,6 +141,8 @@ static void *radeon_buffer_map(struct pipe_winsys *ws,
write = 1;
}
+ radeon_bo_wait(radeon_buffer->bo);
+
if (radeon_bo_map(radeon_buffer->bo, write))
return NULL;
return radeon_buffer->bo->ptr;
@@ -198,6 +200,7 @@ struct radeon_winsys* radeon_pipe_winsys(int fd)
return NULL;
}
+ radeon_ws->priv->fd = fd;
radeon_ws->priv->bom = radeon_bo_manager_gem_ctor(fd);
radeon_ws->base.flush_frontbuffer = radeon_flush_frontbuffer;
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_buffer.h b/src/gallium/winsys/drm/radeon/core/radeon_buffer.h
index ca8bbb3c11..8c8b61fa10 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_buffer.h
+++ b/src/gallium/winsys/drm/radeon/core/radeon_buffer.h
@@ -1,7 +1,7 @@
-/*
+/*
* Copyright © 2008 Jérôme Glisse
* All Rights Reserved.
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
@@ -9,14 +9,14 @@
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
* AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
@@ -48,11 +48,16 @@
struct radeon_pipe_buffer {
struct pipe_buffer base;
struct radeon_bo *bo;
+ boolean flinked;
+ uint32_t flink;
};
#define RADEON_MAX_BOS 24
struct radeon_winsys_priv {
+ /* DRM FD */
+ int fd;
+
/* Radeon BO manager. */
struct radeon_bo_manager* bom;
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.c b/src/gallium/winsys/drm/radeon/core/radeon_drm.c
index 5406d2bbea..da2010184a 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_drm.c
+++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.c
@@ -1,7 +1,7 @@
-/*
+/*
* Copyright © 2009 Corbin Simpson
* All Rights Reserved.
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
@@ -9,14 +9,14 @@
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
* AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
@@ -29,13 +29,11 @@
*/
#include "radeon_drm.h"
-
-#ifdef DEBUG
-#include "trace/trace_drm.h"
-#endif
+#include "trace/tr_drm.h"
/* Create a pipe_screen. */
-struct pipe_screen* radeon_create_screen(int drmFB,
+struct pipe_screen* radeon_create_screen(struct drm_api* api,
+ int drmFB,
struct drm_create_screen_arg *arg)
{
struct radeon_winsys* winsys = radeon_pipe_winsys(drmFB);
@@ -50,7 +48,8 @@ struct pipe_screen* radeon_create_screen(int drmFB,
}
/* Create a pipe_context. */
-struct pipe_context* radeon_create_context(struct pipe_screen* screen)
+struct pipe_context* radeon_create_context(struct drm_api* api,
+ struct pipe_screen* screen)
{
if (getenv("RADEON_SOFTPIPE")) {
return radeon_create_softpipe(screen->winsys);
@@ -59,16 +58,19 @@ struct pipe_context* radeon_create_context(struct pipe_screen* screen)
}
}
-boolean radeon_buffer_from_texture(struct pipe_texture* texture,
+boolean radeon_buffer_from_texture(struct drm_api* api,
+ struct pipe_texture* texture,
struct pipe_buffer** buffer,
unsigned* stride)
{
- return FALSE;
+ /* XXX fix this */
+ return r300_get_texture_buffer(texture, buffer, stride);
}
/* Create a buffer from a handle. */
/* XXX what's up with name? */
-struct pipe_buffer* radeon_buffer_from_handle(struct pipe_screen* screen,
+struct pipe_buffer* radeon_buffer_from_handle(struct drm_api* api,
+ struct pipe_screen* screen,
const char* name,
unsigned handle)
{
@@ -95,7 +97,8 @@ struct pipe_buffer* radeon_buffer_from_handle(struct pipe_screen* screen,
return &radeon_buffer->base;
}
-boolean radeon_handle_from_buffer(struct pipe_screen* screen,
+boolean radeon_handle_from_buffer(struct drm_api* api,
+ struct pipe_screen* screen,
struct pipe_buffer* buffer,
unsigned* handle)
{
@@ -105,27 +108,50 @@ boolean radeon_handle_from_buffer(struct pipe_screen* screen,
return TRUE;
}
-boolean radeon_global_handle_from_buffer(struct pipe_screen* screen,
+boolean radeon_global_handle_from_buffer(struct drm_api* api,
+ struct pipe_screen* screen,
struct pipe_buffer* buffer,
unsigned* handle)
{
- /* XXX WTF is the difference here? global? */
+ int retval, fd;
+ struct drm_gem_flink flink;
struct radeon_pipe_buffer* radeon_buffer =
(struct radeon_pipe_buffer*)buffer;
- *handle = radeon_buffer->bo->handle;
+
+ if (!radeon_buffer->flinked) {
+ fd = ((struct radeon_winsys*)screen->winsys)->priv->fd;
+
+ flink.handle = radeon_buffer->bo->handle;
+
+ retval = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink);
+ if (retval) {
+ debug_printf("radeon: DRM_IOCTL_GEM_FLINK failed, error %d\n",
+ retval);
+ return FALSE;
+ }
+
+ radeon_buffer->flink = flink.name;
+ radeon_buffer->flinked = TRUE;
+ }
+
+ *handle = radeon_buffer->flink;
return TRUE;
}
-#ifdef DEBUG
-struct drm_api hooks = {
-#else
struct drm_api drm_api_hooks = {
-#endif
.create_screen = radeon_create_screen,
.create_context = radeon_create_context,
- /* XXX fix this */
- .buffer_from_texture = r300_get_texture_buffer,
+ .buffer_from_texture = radeon_buffer_from_texture,
.buffer_from_handle = radeon_buffer_from_handle,
.handle_from_buffer = radeon_handle_from_buffer,
.global_handle_from_buffer = radeon_global_handle_from_buffer,
};
+
+struct drm_api* drm_api_create()
+{
+#ifdef DEBUG
+ return trace_drm_create(&drm_api_hooks);
+#else
+ return &drm_api_hooks;
+#endif
+}
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.h b/src/gallium/winsys/drm/radeon/core/radeon_drm.h
index 049f9984db..8560f71db6 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_drm.h
+++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.h
@@ -40,25 +40,32 @@
#include "radeon_r300.h"
#include "radeon_winsys_softpipe.h"
-struct pipe_screen* radeon_create_screen(int drmFB,
+struct pipe_screen* radeon_create_screen(struct drm_api* api,
+ int drmFB,
struct drm_create_screen_arg *arg);
-struct pipe_context* radeon_create_context(struct pipe_screen* screen);
+struct pipe_context* radeon_create_context(struct drm_api* api,
+ struct pipe_screen* screen);
-boolean radeon_buffer_from_texture(struct pipe_texture* texture,
+boolean radeon_buffer_from_texture(struct drm_api* api,
+ struct pipe_texture* texture,
struct pipe_buffer** buffer,
unsigned* stride);
-struct pipe_buffer* radeon_buffer_from_handle(struct pipe_screen* screen,
+struct pipe_buffer* radeon_buffer_from_handle(struct drm_api* api,
+ struct pipe_screen* screen,
const char* name,
unsigned handle);
-boolean radeon_handle_from_buffer(struct pipe_screen* screen,
+boolean radeon_handle_from_buffer(struct drm_api* api,
+ struct pipe_screen* screen,
struct pipe_buffer* buffer,
unsigned* handle);
-boolean radeon_global_handle_from_buffer(struct pipe_screen* screen,
+boolean radeon_global_handle_from_buffer(struct drm_api* api,
+ struct pipe_screen* screen,
struct pipe_buffer* buffer,
unsigned* handle);
+void radeon_destroy_drm_api(struct drm_api* api);
#endif
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_r300.c b/src/gallium/winsys/drm/radeon/core/radeon_r300.c
index 63aa3179ac..8c5f756ddf 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_r300.c
+++ b/src/gallium/winsys/drm/radeon/core/radeon_r300.c
@@ -39,7 +39,7 @@ static boolean radeon_r300_add_buffer(struct r300_winsys* winsys,
if (sc[i].bo == bo) {
sc[i].read_domains |= rd;
sc[i].write_domain |= wd;
- return;
+ return TRUE;
}
}