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-rw-r--r--src/gallium/drivers/r300/r300_context.h7
-rw-r--r--src/gallium/drivers/r300/r300_emit.c60
-rw-r--r--src/gallium/drivers/r300/r300_emit.h2
-rw-r--r--src/gallium/drivers/r300/r300_render.c23
4 files changed, 66 insertions, 26 deletions
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index 6f62998b35..96f1f11246 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -264,6 +264,11 @@ struct r300_context {
/* Draw module. Used mostly for SW TCL. */
struct draw_context* draw;
+ /* Vertex buffer for rendering. */
+ struct pipe_buffer* vbo;
+ /* Offset into the VBO. */
+ size_t vbo_offset;
+
/* Various CSO state objects. */
/* Blend state. */
struct r300_blend_state* blend_state;
@@ -289,7 +294,7 @@ struct r300_context {
/* Texture states. */
struct r300_texture* textures[8];
int texture_count;
- /* Vertex buffers. */
+ /* Vertex buffers for Gallium. */
struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS];
int vertex_buffer_count;
/* Vertex information. */
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 01bac5f759..ab17af799b 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -296,6 +296,30 @@ void r300_emit_texture(struct r300_context* r300,
END_CS;
}
+void r300_emit_vertex_buffer(struct r300_context* r300)
+{
+ CS_LOCALS(r300);
+
+ debug_printf("r300: Preparing vertex buffer %p for render, "
+ "vertex size %d\n", r300->vbo,
+ r300->vertex_info.vinfo.size);
+ /* Set the pointer to our vertex buffer. The emitted values are this:
+ * PACKET3 [3D_LOAD_VBPNTR]
+ * COUNT [1]
+ * FORMAT [size | stride << 8]
+ * OFFSET [offset into BO]
+ * VBPNTR [relocated BO]
+ */
+ BEGIN_CS(7);
+ OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, 3);
+ OUT_CS(1);
+ OUT_CS(r300->vertex_info.vinfo.size |
+ (r300->vertex_info.vinfo.size << 8));
+ OUT_CS(r300->vbo_offset);
+ OUT_CS_RELOC(r300->vbo, 0, RADEON_GEM_DOMAIN_GTT, 0, 0);
+ END_CS;
+}
+
void r300_emit_vertex_format_state(struct r300_context* r300)
{
int i;
@@ -421,20 +445,41 @@ void r300_flush_textures(struct r300_context* r300)
void r300_emit_dirty_state(struct r300_context* r300)
{
struct r300_screen* r300screen = r300_screen(r300->context.screen);
+ struct r300_texture* tex;
int i;
int dirty_tex = 0;
- if (!(r300->dirty_hw)) {
+ if (!(r300->dirty_state)) {
return;
}
r300_update_derived_state(r300);
/* XXX check size */
- struct r300_texture* fb_tex =
- (struct r300_texture*)r300->framebuffer_state.cbufs[0];
- r300->winsys->add_buffer(r300->winsys, fb_tex->buffer,
- 0, RADEON_GEM_DOMAIN_VRAM);
+ /* Color buffers... */
+ for (i = 0; i < r300->framebuffer_state.nr_cbufs; i++) {
+ tex = (struct r300_texture*)r300->framebuffer_state.cbufs[i];
+ //assert(tex && tex->buffer && "cbuf is marked, but NULL!");
+ if (!tex->buffer) return;
+ r300->winsys->add_buffer(r300->winsys, tex->buffer,
+ 0, RADEON_GEM_DOMAIN_VRAM);
+ }
+ /* ...depth buffer... */
+ if (r300->framebuffer_state.zsbuf) {
+ tex = (struct r300_texture*)r300->framebuffer_state.zsbuf;
+ //assert(tex && tex->buffer && "zsbuf is marked, but NULL!");
+ if (!tex->buffer) return;
+ r300->winsys->add_buffer(r300->winsys, tex->buffer,
+ 0, RADEON_GEM_DOMAIN_VRAM);
+ }
+ /* ...and vertex buffer. */
+ if (r300->vbo) {
+ r300->winsys->add_buffer(r300->winsys, r300->vbo,
+ RADEON_GEM_DOMAIN_GTT, 0);
+ } else {
+ debug_printf("No VBO while emitting dirty state!\n");
+ }
+
if (r300->winsys->validate(r300->winsys)) {
/* XXX */
r300->context.flush(&r300->context, 0, NULL);
@@ -519,4 +564,9 @@ void r300_emit_dirty_state(struct r300_context* r300)
r300_emit_vertex_format_state(r300);
r300->dirty_state &= ~R300_NEW_VERTEX_FORMAT;
}
+
+ /* Finally, emit the VBO. */
+ r300_emit_vertex_buffer(r300);
+
+ r300->dirty_hw++;
}
diff --git a/src/gallium/drivers/r300/r300_emit.h b/src/gallium/drivers/r300/r300_emit.h
index 31dbc7ab85..36e14f69f7 100644
--- a/src/gallium/drivers/r300/r300_emit.h
+++ b/src/gallium/drivers/r300/r300_emit.h
@@ -62,6 +62,8 @@ void r300_emit_scissor_state(struct r300_context* r300,
void r300_emit_texture(struct r300_context* r300,
struct r300_texture* tex, unsigned offset);
+void r300_emit_vertex_buffer(struct r300_context* r300);
+
void r300_emit_vertex_format_state(struct r300_context* r300);
void r300_emit_vertex_shader(struct r300_context* r300,
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index cbd84d7c56..29b66cee7e 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -180,27 +180,10 @@ static void prepare_render(struct r300_render* render, unsigned count)
CS_LOCALS(r300);
- /* Make sure that all possible state is emitted. */
- r300_emit_dirty_state(r300);
+ r300->vbo = render->vbo;
+ r300->vbo_offset = render->vbo_offset;
- debug_printf("r300: Preparing vertex buffer %p for render, "
- "vertex size %d, vertex count %d\n", render->vbo,
- r300->vertex_info.vinfo.size, count);
- /* Set the pointer to our vertex buffer. The emitted values are this:
- * PACKET3 [3D_LOAD_VBPNTR]
- * COUNT [1]
- * FORMAT [size | stride << 8]
- * OFFSET [0]
- * VBPNTR [relocated BO]
- */
- BEGIN_CS(7);
- OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, 3);
- OUT_CS(1);
- OUT_CS(r300->vertex_info.vinfo.size |
- (r300->vertex_info.vinfo.size << 8));
- OUT_CS(render->vbo_offset);
- OUT_CS_RELOC(render->vbo, 0, RADEON_GEM_DOMAIN_GTT, 0, 0);
- END_CS;
+ r300_emit_dirty_state(r300);
}
static void r300_render_draw_arrays(struct vbuf_render* render,
generated by cgit v1.2.3 (git 2.51.0) at 2025-11-04 02:21:59 +0000