diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/r300/r300_render.c | 56 |
1 files changed, 22 insertions, 34 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index 29b66cee7ec..cd458d019ae 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -45,11 +45,7 @@ struct r300_render { /* VBO */ struct pipe_buffer* vbo; - size_t vbo_size; - size_t vbo_offset; - void* vbo_map; size_t vbo_alloc_size; - size_t vbo_max_used; }; static INLINE struct r300_render* @@ -78,24 +74,21 @@ static boolean r300_render_allocate_vertices(struct vbuf_render* render, struct pipe_screen* screen = r300->context.screen; size_t size = (size_t)vertex_size * (size_t)count; - if (r300render->vbo) { + if (r300render->vbo && (size > r300render->vbo_alloc_size)) { pipe_buffer_reference(&r300render->vbo, NULL); } + + if (!r300render->vbo) { + r300render->vbo = pipe_buffer_create(screen, + 64, + PIPE_BUFFER_USAGE_VERTEX, + size); + } - r300render->vbo_size = MAX2(size, r300render->vbo_alloc_size); - r300render->vbo_offset = 0; - r300render->vbo = pipe_buffer_create(screen, - 64, - PIPE_BUFFER_USAGE_VERTEX, - r300render->vbo_size); - + r300render->vbo_alloc_size = MAX2(size, r300render->vbo_alloc_size); r300render->vertex_size = vertex_size; - if (r300render->vbo) { - return TRUE; - } else { - return FALSE; - } + return (r300render->vbo) ? TRUE : FALSE; } static void* r300_render_map_vertices(struct vbuf_render* render) @@ -103,10 +96,8 @@ static void* r300_render_map_vertices(struct vbuf_render* render) struct r300_render* r300render = r300_render(render); struct pipe_screen* screen = r300render->r300->context.screen; - r300render->vbo_map = pipe_buffer_map(screen, r300render->vbo, - PIPE_BUFFER_USAGE_CPU_WRITE); - - return (unsigned char*)r300render->vbo_map + r300render->vbo_offset; + return (unsigned char*)pipe_buffer_map(screen, r300render->vbo, + PIPE_BUFFER_USAGE_CPU_WRITE); } static void r300_render_unmap_vertices(struct vbuf_render* render, @@ -116,9 +107,6 @@ static void r300_render_unmap_vertices(struct vbuf_render* render, struct r300_render* r300render = r300_render(render); struct pipe_screen* screen = r300render->r300->context.screen; - r300render->vbo_max_used = MAX2(r300render->vbo_max_used, - r300render->vertex_size * (max + 1)); - pipe_buffer_unmap(screen, r300render->vbo); } @@ -181,7 +169,6 @@ static void prepare_render(struct r300_render* render, unsigned count) CS_LOCALS(r300); r300->vbo = render->vbo; - r300->vbo_offset = render->vbo_offset; r300_emit_dirty_state(r300); } @@ -195,8 +182,6 @@ static void r300_render_draw_arrays(struct vbuf_render* render, CS_LOCALS(r300); - r300render->vbo_offset = start; - prepare_render(r300render, count); debug_printf("r300: Doing vbuf render, count %d\n", count); @@ -231,13 +216,14 @@ static void r300_render_draw(struct vbuf_render* render, return; } +/* index_map = pipe_buffer_map(screen, index_buffer, PIPE_BUFFER_USAGE_CPU_WRITE); memcpy(index_map, indices, count); pipe_buffer_unmap(screen, index_buffer); debug_printf("r300: Doing indexbuf render, count %d\n", count); -/* + BEGIN_CS(8); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, 0); OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | @@ -247,13 +233,15 @@ static void r300_render_draw(struct vbuf_render* render, OUT_CS_INDEX_RELOC(index_buffer, 0, count, RADEON_GEM_DOMAIN_GTT, 0, 0); END_CS; */ - BEGIN_CS(2 + count); - OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, count); + BEGIN_CS(2 + (count+1)/2); + OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (count+1)/2); OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | - r300render->hwprim | R300_VAP_VF_CNTL__INDEX_SIZE_32bit); - for (i = 0; i < count; i++) { - index = indices[i]; - OUT_CS(index); + r300render->hwprim); + for (i = 0; i < count-1; i += 2) { + OUT_CS(indices[i+1] << 16 | indices[i]); + } + if (count % 2) { + OUT_CS(indices[count-1]); } END_CS; } |