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path: root/src/gallium/drivers/r300/r300_render.c
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Diffstat (limited to 'src/gallium/drivers/r300/r300_render.c')
-rw-r--r--src/gallium/drivers/r300/r300_render.c141
1 files changed, 30 insertions, 111 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index 7f095bffe7..677031ef04 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -28,7 +28,6 @@
#include "pipe/p_inlines.h"
-#include "util/u_format.h"
#include "util/u_memory.h"
#include "util/u_prim.h"
@@ -115,53 +114,20 @@ static uint32_t r300_provoking_vertex_fixes(struct r300_context *r300,
return color_control;
}
-
-static void r300_emit_draw_arrays_immediate(struct r300_context *r300,
- unsigned mode,
- unsigned start,
- unsigned count)
+static void r300_emit_draw_immediate(struct r300_context *r300,
+ unsigned mode,
+ unsigned start,
+ unsigned count)
{
- struct pipe_vertex_element* velem;
- struct pipe_vertex_buffer* vbuf;
- unsigned vertex_element_count = r300->vertex_element_count;
- unsigned i, v, vbi, dw, elem_offset;
-
- /* Size of the vertex, in dwords. */
- unsigned vertex_size = 0;
-
- /* Offsets of the attribute, in dwords, from the start of the vertex. */
- unsigned offset[PIPE_MAX_ATTRIBS];
-
- /* Size of the vertex element, in dwords. */
- unsigned size[PIPE_MAX_ATTRIBS];
-
- /* Stride to the same attrib in the next vertex in the vertex buffer,
- * in dwords. */
- unsigned stride[PIPE_MAX_ATTRIBS];
-
- /* Mapped vertex buffers. */
- uint32_t* map[PIPE_MAX_ATTRIBS] = {0};
-
+ struct pipe_buffer* vbo = r300->vertex_buffer[0].buffer;
+ unsigned vertex_size = r300->vertex_buffer[0].stride / sizeof(float);
+ unsigned i;
+ uint32_t* map;
CS_LOCALS(r300);
- /* Calculate the vertex size, offsets, strides etc. and map the buffers. */
- for (i = 0; i < vertex_element_count; i++) {
- velem = &r300->vertex_element[i];
- offset[i] = velem->src_offset >> 2;
- size[i] = util_format_get_blocksize(velem->src_format) >> 2;
- vertex_size += size[i];
- vbi = velem->vertex_buffer_index;
-
- /* Map the buffer. */
- if (!map[vbi]) {
- vbuf = &r300->vertex_buffer[vbi];
- map[vbi] = (uint32_t*)pipe_buffer_map(r300->context.screen,
- vbuf->buffer,
- PIPE_BUFFER_USAGE_CPU_READ);
- map[vbi] += vbuf->buffer_offset >> 2;
- stride[vbi] = vbuf->stride >> 2;
- }
- }
+ map = (uint32_t*)pipe_buffer_map_range(r300->context.screen, vbo,
+ start * vertex_size, count * vertex_size,
+ PIPE_BUFFER_USAGE_CPU_READ);
BEGIN_CS(10 + count * vertex_size);
OUT_CS_REG(R300_GA_COLOR_CONTROL,
@@ -172,31 +138,18 @@ static void r300_emit_draw_arrays_immediate(struct r300_context *r300,
OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, count * vertex_size);
OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (count << 16) |
r300_translate_primitive(mode));
-
- /* Emit vertices. */
- for (v = 0; v < count; v++) {
- for (i = 0; i < vertex_element_count; i++) {
- velem = &r300->vertex_element[i];
- vbi = velem->vertex_buffer_index;
- elem_offset = offset[i] + stride[vbi] * (v + start);
-
- for (dw = 0; dw < size[i]; dw++) {
- OUT_CS(map[vbi][elem_offset + dw]);
- }
+ //debug_printf("r300: Immd %d verts, %d attrs\n", count, vertex_size);
+ for (i = 0; i < count * vertex_size; i++) {
+ if (i % vertex_size == 0) {
+ //debug_printf("r300: -- vert --\n");
}
+ //debug_printf("r300: 0x%08x\n", *map);
+ OUT_CS(*map);
+ map++;
}
END_CS;
- /* Unmap buffers. */
- for (i = 0; i < vertex_element_count; i++) {
- vbi = r300->vertex_element[i].vertex_buffer_index;
-
- if (map[vbi]) {
- vbuf = &r300->vertex_buffer[vbi];
- pipe_buffer_unmap(r300->context.screen, vbuf->buffer);
- map[vbi] = 0;
- }
- }
+ pipe_buffer_unmap(r300->context.screen, vbo);
}
static void r300_emit_draw_arrays(struct r300_context *r300,
@@ -269,49 +222,16 @@ static void r300_emit_draw_elements(struct r300_context *r300,
}
-static boolean r300_setup_local_vertex_buffers(struct r300_context *r300)
-{
- struct pipe_vertex_buffer *vb;
- boolean found_local_bo = FALSE, found_managed_bo = FALSE;
- unsigned i;
-
- /* See what buffers we got. */
- for (i = 0; i < r300->vertex_element_count; i++) {
- vb = &r300->vertex_buffer[r300->vertex_element[i].vertex_buffer_index];
- if (r300->winsys->buffer_is_local(r300->winsys, vb->buffer)) {
- found_local_bo = TRUE;
- } else {
- found_managed_bo = TRUE;
- }
- }
-
- /* If we found both local and managed buffers, make local buffers managed
- * because we shouldn't use the immediate mode in case a managed buffer is
- * present, due to performance reasons. */
- if (found_local_bo && found_managed_bo) {
- for (i = 0; i < r300->vertex_element_count; i++) {
- vb = &r300->vertex_buffer[r300->vertex_element[i].vertex_buffer_index];
- if (r300->winsys->buffer_is_local(r300->winsys, vb->buffer)) {
- r300->winsys->buffer_make_managed(r300->winsys, vb->buffer);
- }
- }
- }
-
- return !found_managed_bo;
-}
-
static boolean r300_setup_vertex_buffers(struct r300_context *r300)
{
struct pipe_vertex_buffer *vbuf = r300->vertex_buffer;
struct pipe_vertex_element *velem = r300->vertex_element;
- struct pipe_buffer *pbuf;
validate:
for (int i = 0; i < r300->vertex_element_count; i++) {
- pbuf = vbuf[velem[i].vertex_buffer_index].buffer;
-
- if (!r300->winsys->add_buffer(r300->winsys, pbuf,
- RADEON_GEM_DOMAIN_GTT, 0)) {
+ if (!r300->winsys->add_buffer(r300->winsys,
+ vbuf[velem[i].vertex_buffer_index].buffer,
+ RADEON_GEM_DOMAIN_GTT, 0)) {
r300->context.flush(&r300->context, 0, NULL);
goto validate;
}
@@ -325,7 +245,6 @@ validate:
return TRUE;
}
-
static void r300_shorten_ubyte_elts(struct r300_context* r300,
struct pipe_buffer** elts,
unsigned count)
@@ -446,15 +365,15 @@ void r300_draw_arrays(struct pipe_context* pipe, unsigned mode,
r300_emit_buffer_validate(r300);
- if (r300_setup_local_vertex_buffers(r300)) {
- r300_emit_dirty_state(r300);
- r300_emit_draw_arrays_immediate(r300, mode, start, count);
- } else {
- if (!r300_setup_vertex_buffers(r300)) {
- return;
- }
+ if (!r300_setup_vertex_buffers(r300)) {
+ return;
+ }
+
+ r300_emit_dirty_state(r300);
- r300_emit_dirty_state(r300);
+ if (FALSE && count <= 4 && r300->vertex_buffer_count == 1) {
+ r300_emit_draw_immediate(r300, mode, start, count);
+ } else {
r300_emit_aos(r300, start);
r300_emit_draw_arrays(r300, mode, count);
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-06-12 07:42:31 +0000