+void si_draw_rectangle(struct blitter_context *blitter,
+ void *vertex_elements_cso,
+ blitter_get_vs_func get_vs,
+ int x1, int y1, int x2, int y2,
+ float depth, unsigned num_instances,
+ enum blitter_attrib_type type,
+ const union blitter_attrib *attrib)
+{
+ struct pipe_context *pipe = util_blitter_get_pipe(blitter);
+ struct si_context *sctx = (struct si_context*)pipe;
+
+ /* Pack position coordinates as signed int16. */
+ sctx->vs_blit_sh_data[0] = (uint32_t)(x1 & 0xffff) |
+ ((uint32_t)(y1 & 0xffff) << 16);
+ sctx->vs_blit_sh_data[1] = (uint32_t)(x2 & 0xffff) |
+ ((uint32_t)(y2 & 0xffff) << 16);
+ sctx->vs_blit_sh_data[2] = fui(depth);
+
+ switch (type) {
+ case UTIL_BLITTER_ATTRIB_COLOR:
+ memcpy(&sctx->vs_blit_sh_data[3], attrib->color,
+ sizeof(float)*4);
+ break;
+ case UTIL_BLITTER_ATTRIB_TEXCOORD_XY:
+ case UTIL_BLITTER_ATTRIB_TEXCOORD_XYZW:
+ memcpy(&sctx->vs_blit_sh_data[3], &attrib->texcoord,
+ sizeof(attrib->texcoord));
+ break;
+ case UTIL_BLITTER_ATTRIB_NONE:;
+ }
+
+ pipe->bind_vs_state(pipe, si_get_blitter_vs(sctx, type, num_instances));
+
+ struct pipe_draw_info info = {};
+ info.mode = SI_PRIM_RECTANGLE_LIST;
+ info.count = 3;
+ info.instance_count = num_instances;
+
+ /* Don't set per-stage shader pointers for VS. */
+ sctx->shader_pointers_dirty &= ~SI_DESCS_SHADER_MASK(VERTEX);
+ sctx->vertex_buffer_pointer_dirty = false;
+
+ si_draw_vbo(pipe, &info);
+}
+