diff options
| -rw-r--r-- | src/gallium/state_trackers/xorg/xorg_composite.c | 324 | ||||
| -rw-r--r-- | src/gallium/state_trackers/xorg/xorg_exa.c | 12 |
2 files changed, 329 insertions, 7 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_composite.c b/src/gallium/state_trackers/xorg/xorg_composite.c index b2da064b59..66e5e7284a 100644 --- a/src/gallium/state_trackers/xorg/xorg_composite.c +++ b/src/gallium/state_trackers/xorg/xorg_composite.c @@ -4,6 +4,7 @@ #include "cso_cache/cso_context.h" #include "util/u_draw_quad.h" +#include "util/u_math.h" #include "pipe/p_inlines.h" @@ -215,6 +216,33 @@ setup_vertex_data1(struct exa_context *ctx, sizeof(vertices)); } +static struct pipe_buffer * +setup_vertex_data_tex(struct exa_context *ctx, + float x0, float y0, float x1, float y1, + float s0, float t0, float s1, float t1, + float z) +{ + float vertices[4][2][4]; + + /* 1st vertex */ + setup_vertex1(vertices[0], x0, y0, + s0, t0); + /* 2nd vertex */ + setup_vertex1(vertices[1], x1, y0, + s1, t0); + /* 3rd vertex */ + setup_vertex1(vertices[2], x1, y1, + s1, t1); + /* 4th vertex */ + setup_vertex1(vertices[3], x0, y1, + s0, t1); + + return pipe_user_buffer_create(ctx->ctx->screen, + vertices, + sizeof(vertices)); +} + + static INLINE void setup_vertex2(float vertex[3][4], float x, float y, @@ -309,10 +337,6 @@ boolean xorg_composite_accelerated(int op, static void bind_clip_state(struct exa_context *exa) { - struct pipe_depth_stencil_alpha_state dsa; - - memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state)); - cso_set_depth_stencil_alpha(exa->cso, &dsa); } static void @@ -699,11 +723,297 @@ void xorg_solid(struct exa_context *exa, } } + +static INLINE void shift_rectx(float coords[4], + const float *bounds, + const float 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 shift_recty(float coords[4], + const float *bounds, + const float 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 bound_rect(float coords[4], + const float bounds[4], + float 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; + } +} + +static INLINE void sync_size(float *src_loc, float *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 renderer_copy_texture(struct exa_context *exa, + struct pipe_texture *src, + float sx1, float sy1, + float sx2, float sy2, + struct pipe_texture *dst, + float dx1, float dy1, + float dx2, float dy2) +{ + struct pipe_context *pipe = exa->ctx; + 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; + struct xorg_shader shader; + + 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(exa->cso); + cso_save_samplers(exa->cso); + cso_save_sampler_textures(exa->cso); + cso_save_framebuffer(exa->cso); + cso_save_fragment_shader(exa->cso); + cso_save_vertex_shader(exa->cso); + + cso_save_viewport(exa->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(exa->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(exa->cso, 0, &sampler); + cso_single_sampler_done(exa->cso); + } + + set_viewport(exa, dst_surf->width, dst_surf->height, Y0_TOP); + + /* texture */ + cso_set_sampler_textures(exa->cso, 1, &src); + + /* shaders */ + shader = xorg_shaders_get(exa->shaders, + VS_COMPOSITE, + FS_COMPOSITE); + cso_set_vertex_shader_handle(exa->cso, shader.vs); + cso_set_fragment_shader_handle(exa->cso, shader.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; + { + int i; + for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i) + fb.cbufs[i] = 0; + } + cso_set_framebuffer(exa->cso, &fb); + + /* draw quad */ + buf = setup_vertex_data_tex(exa, + dx1, dy1, + dx2, dy2, + s0, t0, s1, t1, + 0.0f); + + if (buf) { + util_draw_vertex_buffer(exa->ctx, buf, 0, + PIPE_PRIM_TRIANGLE_FAN, + 4, /* verts */ + 2); /* attribs/vert */ + + pipe_buffer_reference(&buf, NULL); + } + + /* restore state we changed */ + cso_restore_blend(exa->cso); + cso_restore_samplers(exa->cso); + cso_restore_sampler_textures(exa->cso); + cso_restore_framebuffer(exa->cso); + cso_restore_vertex_shader(exa->cso); + cso_restore_fragment_shader(exa->cso); + cso_restore_viewport(exa->cso); + + pipe_surface_reference(&dst_surf, NULL); +} + void xorg_copy_pixmap(struct exa_context *ctx, - struct exa_pixmap_priv *dst, int dx, int dy, - struct exa_pixmap_priv *src, int sx, int sy, + struct exa_pixmap_priv *dst_priv, int dx, int dy, + struct exa_pixmap_priv *src_priv, int sx, int sy, int width, int height) { - + float dst_loc[4], src_loc[4]; + float dst_bounds[4], src_bounds[4]; + float src_shift[4], dst_shift[4], shift[4]; + struct pipe_texture *dst = dst_priv->tex; + struct pipe_texture *src = src_priv->tex; + + 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]; + + bound_rect(src_loc, src_bounds, src_shift); + 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) + shift_rectx(src_loc, src_bounds, -shift[0]); + else + shift_rectx(dst_loc, dst_bounds, shift[0]); + + if (shift[1] < 0) + shift_recty(src_loc, src_bounds, -shift[1]); + else + shift_recty(dst_loc, dst_bounds, shift[1]); + + 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, + 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]); + } } diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c index d3e7607cc3..e40f9f1f6b 100644 --- a/src/gallium/state_trackers/xorg/xorg_exa.c +++ b/src/gallium/state_trackers/xorg/xorg_exa.c @@ -83,6 +83,16 @@ exa_get_pipe_format(int depth, enum pipe_format *format, int *bbp) } static void +xorg_exa_init_state(struct exa_context *exa) +{ + struct pipe_depth_stencil_alpha_state dsa; + + /* set common initial clip state */ + memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state)); + cso_set_depth_stencil_alpha(exa->cso, &dsa); +} + +static void xorg_exa_common_done(struct exa_context *exa) { exa->copy.src = NULL; @@ -723,6 +733,8 @@ xorg_exa_init(ScrnInfoPtr pScrn) exa->cso = cso_create_context(exa->ctx); exa->shaders = xorg_shaders_create(exa); + xorg_exa_init_state(exa); + return (void *)exa; out_err: |