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-rw-r--r--src/gallium/state_trackers/vega/renderer.c210
-rw-r--r--src/gallium/state_trackers/vega/renderer.h9
2 files changed, 103 insertions, 116 deletions
diff --git a/src/gallium/state_trackers/vega/renderer.c b/src/gallium/state_trackers/vega/renderer.c
index c94f00395b..179b6f6c83 100644
--- a/src/gallium/state_trackers/vega/renderer.c
+++ b/src/gallium/state_trackers/vega/renderer.c
@@ -46,6 +46,7 @@
typedef enum {
RENDERER_STATE_INIT,
RENDERER_STATE_COPY,
+ RENDERER_STATE_DRAWTEX,
NUM_RENDERER_STATES
} RendererState;
@@ -83,6 +84,11 @@ struct renderer {
VGint tex_width;
VGint tex_height;
} copy;
+
+ struct {
+ VGint tex_width;
+ VGint tex_height;
+ } drawtex;
} u;
};
@@ -455,6 +461,75 @@ void renderer_copy_end(struct renderer *renderer)
renderer->state = RENDERER_STATE_INIT;
}
+/**
+ * Prepare the renderer for textured drawing.
+ */
+VGboolean renderer_drawtex_begin(struct renderer *renderer,
+ struct pipe_sampler_view *src)
+{
+ assert(renderer->state == RENDERER_STATE_INIT);
+
+ if (!renderer_can_support(renderer, src->texture, PIPE_BIND_SAMPLER_VIEW))
+ return VG_FALSE;
+
+ cso_save_blend(renderer->cso);
+ cso_save_samplers(renderer->cso);
+ cso_save_fragment_sampler_views(renderer->cso);
+ cso_save_fragment_shader(renderer->cso);
+ cso_save_vertex_shader(renderer->cso);
+
+ renderer_set_blend(renderer, ~0);
+
+ renderer_set_samplers(renderer, 1, &src);
+
+ renderer_set_fs(renderer, RENDERER_FS_TEXTURE);
+ renderer_set_vs(renderer, RENDERER_VS_TEXTURE);
+
+ /* remember the texture size */
+ renderer->u.drawtex.tex_width = src->texture->width0;
+ renderer->u.drawtex.tex_height = src->texture->height0;
+ renderer->state = RENDERER_STATE_DRAWTEX;
+
+ return VG_TRUE;
+}
+
+/**
+ * Draw into the destination rectangle given by (x, y, w, h). The texture is
+ * sampled from within the rectangle given by (sx, sy, sw, sh).
+ *
+ * The coordinates are in surface coordinates.
+ */
+void renderer_drawtex(struct renderer *renderer,
+ VGint x, VGint y, VGint w, VGint h,
+ VGint sx, VGint sy, VGint sw, VGint sh)
+{
+ assert(renderer->state == RENDERER_STATE_DRAWTEX);
+
+ /* with scissoring */
+ renderer_quad_pos(renderer, x, y, x + w, y + h, VG_TRUE);
+ renderer_quad_texcoord(renderer, sx, sy, sx + sw, sy + sh,
+ renderer->u.drawtex.tex_width,
+ renderer->u.drawtex.tex_height);
+
+ renderer_quad_draw(renderer);
+}
+
+/**
+ * End textured drawing and restore the states.
+ */
+void renderer_drawtex_end(struct renderer *renderer)
+{
+ assert(renderer->state == RENDERER_STATE_DRAWTEX);
+
+ cso_restore_blend(renderer->cso);
+ cso_restore_samplers(renderer->cso);
+ cso_restore_fragment_sampler_views(renderer->cso);
+ cso_restore_fragment_shader(renderer->cso);
+ cso_restore_vertex_shader(renderer->cso);
+
+ renderer->state = RENDERER_STATE_INIT;
+}
+
static void setup_shaders(struct renderer *ctx)
{
struct pipe_context *pipe = ctx->pipe;
@@ -463,40 +538,6 @@ static void setup_shaders(struct renderer *ctx)
TGSI_INTERPOLATE_LINEAR);
}
-static struct pipe_resource *
-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),
- PIPE_BIND_VERTEX_BUFFER);
-}
-
struct renderer * renderer_create(struct vg_context *owner)
{
VGint i;
@@ -637,12 +678,10 @@ void renderer_copy_surface(struct renderer *ctx,
{
struct pipe_context *pipe = ctx->pipe;
struct pipe_screen *screen = pipe->screen;
- struct pipe_resource *buf;
struct pipe_sampler_view view_templ;
struct pipe_sampler_view *view;
struct pipe_resource texTemp, *tex;
struct pipe_subresource subsrc, subdst;
- 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);
@@ -708,90 +747,29 @@ void renderer_copy_surface(struct renderer *ctx,
src->texture, subsrc, srcLeft, srcTop, src->zslice, /* src */
srcW, srcH); /* size */
- /* save state (restored below) */
- cso_save_blend(ctx->cso);
- cso_save_samplers(ctx->cso);
- cso_save_fragment_sampler_views(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.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
- blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
- blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend.rt[0].colormask = PIPE_MASK_RGBA;
- cso_set_blend(ctx->cso, &blend);
- }
+ assert(floatsEqual(z, 0.0f));
- 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);
- }
+ /* draw */
+ if (stfb->strb->surface == dst) {
+ /* transform back to surface coordinates */
+ dstY0 = dst->height - dstY0;
+ dstY1 = dst->height - dstY1;
- /* texture */
- cso_set_fragment_sampler_views(ctx->cso, 1, &view);
-
- /* 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);
+ if (renderer_drawtex_begin(ctx, view)) {
+ renderer_drawtex(ctx,
+ dstX0, dstY0, dstX1 - dstX0, dstY1 - dstY0,
+ 0, 0, view->texture->width0, view->texture->height0);
+ renderer_drawtex_end(ctx);
+ }
}
-
- /* draw quad */
- buf = setup_vertex_data(ctx,
- (float) dstX0, (float) dstY0,
- (float) dstX1, (float) dstY1, z);
-
- if (buf) {
- cso_set_vertex_elements(ctx->cso, 2, ctx->owner->velems);
- util_draw_vertex_buffer(ctx->pipe, buf, 0,
- PIPE_PRIM_TRIANGLE_FAN,
- 4, /* verts */
- 2); /* attribs/vert */
-
- pipe_resource_reference( &buf,
- NULL );
+ else {
+ if (renderer_copy_begin(ctx, dst, VG_TRUE, view)) {
+ renderer_copy(ctx,
+ dstX0, dstY0, dstX1 - dstX0, dstY1 - dstY0,
+ 0, 0, view->texture->width0, view->texture->height0);
+ renderer_copy_end(ctx);
+ }
}
-
-
- /* restore state we changed */
- cso_restore_blend(ctx->cso);
- cso_restore_samplers(ctx->cso);
- cso_restore_fragment_sampler_views(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_resource_reference(&tex, NULL);
- pipe_sampler_view_reference(&view, NULL);
}
void renderer_texture_quad(struct renderer *r,
diff --git a/src/gallium/state_trackers/vega/renderer.h b/src/gallium/state_trackers/vega/renderer.h
index ddcc164b46..cc9e3ddb1a 100644
--- a/src/gallium/state_trackers/vega/renderer.h
+++ b/src/gallium/state_trackers/vega/renderer.h
@@ -51,6 +51,15 @@ void renderer_copy(struct renderer *renderer,
void renderer_copy_end(struct renderer *renderer);
+VGboolean renderer_drawtex_begin(struct renderer *renderer,
+ struct pipe_sampler_view *src);
+
+void renderer_drawtex(struct renderer *renderer,
+ VGint x, VGint y, VGint w, VGint h,
+ VGint sx, VGint sy, VGint sw, VGint sh);
+
+void renderer_drawtex_end(struct renderer *renderer);
+
void renderer_draw_quad(struct renderer *,
VGfloat x1, VGfloat y1,
VGfloat x2, VGfloat y2,
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-19 23:58:17 +0000