diff options
Diffstat (limited to 'src/gallium/drivers/i965/brw_draw.c')
-rw-r--r-- | src/gallium/drivers/i965/brw_draw.c | 165 |
1 files changed, 90 insertions, 75 deletions
diff --git a/src/gallium/drivers/i965/brw_draw.c b/src/gallium/drivers/i965/brw_draw.c index 7af490bc5a..b5fe7c9601 100644 --- a/src/gallium/drivers/i965/brw_draw.c +++ b/src/gallium/drivers/i965/brw_draw.c @@ -26,15 +26,18 @@ **************************************************************************/ +#include "util/u_prim.h" +#include "util/u_upload_mgr.h" + #include "brw_draw.h" #include "brw_defines.h" #include "brw_context.h" #include "brw_state.h" #include "brw_debug.h" +#include "brw_screen.h" #include "brw_batchbuffer.h" -#define FILE_DEBUG_FLAG DEBUG_BATCH static uint32_t prim_to_hw_prim[PIPE_PRIM_POLYGON+1] = { _3DPRIM_POINTLIST, @@ -56,18 +59,21 @@ static uint32_t prim_to_hw_prim[PIPE_PRIM_POLYGON+1] = { * programs be immune to the active primitive (ie. cope with all * possibilities). That may not be realistic however. */ -static GLuint brw_set_prim(struct brw_context *brw, unsigned prim) +static int brw_set_prim(struct brw_context *brw, unsigned prim ) { if (BRW_DEBUG & DEBUG_PRIMS) debug_printf("PRIM: %s\n", u_prim_name(prim)); if (prim != brw->primitive) { + unsigned reduced_prim; + brw->primitive = prim; brw->state.dirty.brw |= BRW_NEW_PRIMITIVE; - if (reduced_prim[prim] != brw->reduced_primitive) { - brw->reduced_primitive = reduced_prim[prim]; + reduced_prim = u_reduced_prim(prim); + if (reduced_prim != brw->reduced_primitive) { + brw->reduced_primitive = reduced_prim; brw->state.dirty.brw |= BRW_NEW_REDUCED_PRIMITIVE; } } @@ -77,17 +83,14 @@ static GLuint brw_set_prim(struct brw_context *brw, unsigned prim) -static enum pipe_error brw_emit_prim(struct brw_context *brw, - unsigned prim, - unsigned start, - unsigned count, - boolean indexed, - uint32_t hw_prim) +static int brw_emit_prim(struct brw_context *brw, + unsigned start, + unsigned count, + boolean indexed, + uint32_t hw_prim) { struct brw_3d_primitive prim_packet; - - if (INTEL_DEBUG & DEBUG_PRIMS) - debug_printf("PRIM: %s %d %d\n", u_prim_name(prim), start, count); + int ret; prim_packet.header.opcode = CMD_3D_PRIM; prim_packet.header.length = sizeof(prim_packet)/4 - 2; @@ -101,7 +104,7 @@ static enum pipe_error brw_emit_prim(struct brw_context *brw, prim_packet.start_vert_location += brw->ib.start_vertex_offset; prim_packet.instance_count = 1; prim_packet.start_instance_location = 0; - prim_packet.base_vert_location = prim->basevertex; + prim_packet.base_vert_location = 0; // prim->basevertex; XXX: add this to gallium /* If we're set to always flush, do it before and after the primitive emit. @@ -109,20 +112,20 @@ static enum pipe_error brw_emit_prim(struct brw_context *brw, * and missed flushes of the render cache as it heads to other parts of * the besides the draw code. */ - if (intel->always_flush_cache) { - BEGIN_BATCH(1, IGNORE_CLIPRECTS) - OUT_BATCH(intel->vtbl.flush_cmd()); + if (0) { + BEGIN_BATCH(1, IGNORE_CLIPRECTS); + OUT_BATCH((CMD_MI_FLUSH << 16) | BRW_FLUSH_STATE_CACHE); ADVANCE_BATCH(); } if (prim_packet.verts_per_instance) { - ret = brw_batchbuffer_data( brw->intel.batch, &prim_packet, + ret = brw_batchbuffer_data( brw->batch, &prim_packet, sizeof(prim_packet), LOOP_CLIPRECTS); if (ret) return ret; } - if (intel->always_flush_cache) { + if (0) { BEGIN_BATCH(1, IGNORE_CLIPRECTS); - OUT_BATCH(intel->vtbl.flush_cmd()); + OUT_BATCH((CMD_MI_FLUSH << 16) | BRW_FLUSH_STATE_CACHE); ADVANCE_BATCH(); } @@ -133,44 +136,24 @@ static enum pipe_error brw_emit_prim(struct brw_context *brw, /* May fail if out of video memory for texture or vbo upload, or on * fallback conditions. */ -static GLboolean brw_try_draw_prims( struct brw_context *brw, - const struct gl_client_array *arrays[], - const struct _mesa_prim *prim, - GLuint nr_prims, - const struct _mesa_index_buffer *ib, - GLuint min_index, - GLuint max_index ) +static int +try_draw_range_elements(struct brw_context *brw, + struct pipe_buffer *index_buffer, + unsigned hw_prim, + unsigned start, unsigned count) { - struct brw_context *brw = brw_context(ctx); - GLboolean retval = GL_FALSE; - GLboolean warn = GL_FALSE; - GLboolean first_time = GL_TRUE; - uint32_t hw_prim; - GLuint i; - - if (ctx->NewState) - _mesa_update_state( ctx ); - - /* Bind all inputs, derive varying and size information: - */ - brw_merge_inputs( brw, arrays ); - - brw->ib.ib = ib; - brw->state.dirty.brw |= BRW_NEW_INDICES; - - brw->vb.min_index = min_index; - brw->vb.max_index = max_index; - brw->state.dirty.brw |= BRW_NEW_VERTICES; - - hw_prim = brw_set_prim(brw, prim[i].mode); + int ret; - brw_validate_state(brw); + ret = brw_validate_state(brw); + if (ret) + return ret; /* Check that we can fit our state in with our existing batchbuffer, or * flush otherwise. */ - ret = dri_bufmgr_check_aperture_space(brw->state.validated_bos, - brw->state.validated_bo_count); + ret = brw->sws->check_aperture_space(brw->sws, + brw->state.validated_bos, + brw->state.validated_bo_count); if (ret) return ret; @@ -178,12 +161,12 @@ static GLboolean brw_try_draw_prims( struct brw_context *brw, if (ret) return ret; - ret = brw_emit_prim(brw, &prim[i], hw_prim); + ret = brw_emit_prim(brw, start, count, index_buffer != NULL, hw_prim); if (ret) return ret; - if (intel->always_flush_batch) - brw_batchbuffer_flush(intel->batch); + if (brw->flags.always_flush_batch) + brw_batchbuffer_flush(brw->batch); return 0; } @@ -197,22 +180,45 @@ brw_draw_range_elements(struct pipe_context *pipe, unsigned max_index, unsigned mode, unsigned start, unsigned count) { - enum pipe_error ret; + struct brw_context *brw = brw_context(pipe); + int ret; + uint32_t hw_prim; + + hw_prim = brw_set_prim(brw, mode); - if (!vbo_all_varyings_in_vbos(arrays)) { - if (!index_bounds_valid) - vbo_get_minmax_index(ctx, prim, ib, &min_index, &max_index); + if (BRW_DEBUG & DEBUG_PRIMS) + debug_printf("PRIM: %s %d %d\n", u_prim_name(mode), start, count); + + /* Potentially trigger upload of new index buffer. + * + * XXX: do we need to go through state validation to achieve this? + * Could just call upload code directly. + */ + if (brw->curr.index_buffer != index_buffer) { + pipe_buffer_reference( &brw->curr.index_buffer, index_buffer ); + brw->state.dirty.mesa |= PIPE_NEW_INDEX_BUFFER; + } + + /* XXX: do we really care? + */ + if (brw->curr.min_index != min_index || + brw->curr.max_index != max_index) + { + brw->curr.min_index = min_index; + brw->curr.max_index = max_index; + brw->state.dirty.mesa |= PIPE_NEW_INDEX_RANGE; } + /* Make a first attempt at drawing: */ - ret = brw_try_draw_prims(ctx, arrays, prim, nr_prims, ib, min_index, max_index); + ret = try_draw_range_elements(brw, index_buffer, hw_prim, start, count ); /* Otherwise, flush and retry: */ if (ret != 0) { - brw_batchbuffer_flush(intel->batch); - ret = brw_try_draw_prims(ctx, arrays, prim, nr_prims, ib, min_index, max_index); + brw_batchbuffer_flush(brw->batch); + ret = try_draw_range_elements(brw, index_buffer, hw_prim, start, count ); assert(ret == 0); } @@ -242,28 +248,37 @@ brw_draw_arrays(struct pipe_context *pipe, unsigned mode, -void brw_draw_init( struct brw_context *brw ) +boolean brw_draw_init( struct brw_context *brw ) { /* Register our drawing function: */ brw->base.draw_arrays = brw_draw_arrays; brw->base.draw_elements = brw_draw_elements; brw->base.draw_range_elements = brw_draw_range_elements; -} -void brw_draw_destroy( struct brw_context *brw ) -{ - int i; + /* Create helpers for uploading data in user buffers: + */ + brw->vb.upload_vertex = u_upload_create( &brw->brw_screen->base, + 128 * 1024, + 64, + PIPE_BUFFER_USAGE_VERTEX ); + if (brw->vb.upload_vertex == NULL) + return FALSE; + + brw->vb.upload_index = u_upload_create( &brw->brw_screen->base, + 128 * 1024, + 64, + PIPE_BUFFER_USAGE_INDEX ); + if (brw->vb.upload_index == NULL) + return FALSE; - if (brw->vb.upload.bo != NULL) { - brw->sws->bo_unreference(brw->vb.upload.bo); - brw->vb.upload.bo = NULL; - } + return TRUE; +} - for (i = 0; i < VERT_ATTRIB_MAX; i++) { - brw->sws->bo_unreference(brw->vb.inputs[i].bo); - brw->vb.inputs[i].bo = NULL; - } +void brw_draw_cleanup( struct brw_context *brw ) +{ + u_upload_destroy( brw->vb.upload_vertex ); + u_upload_destroy( brw->vb.upload_index ); brw->sws->bo_unreference(brw->ib.bo); brw->ib.bo = NULL; |