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r600g: rework vertex format fallback

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1) Only translate the [min_index, max_index] range.
2) Upload translated vertices via the uploader.
This commit is contained in:
Marek Olšák
2011-01-29 16:22:08 +01:00
parent 70e656b4eb
commit 73a40d1383
3 changed files with 56 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/gallium/drivers/r600/r600_pipe.h
+2 -1
View File
@@ -251,7 +251,8 @@ unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
unsigned level, unsigned layer);
/* r600_translate.c */
void r600_begin_vertex_translate(struct r600_pipe_context *rctx);
void r600_begin_vertex_translate(struct r600_pipe_context *rctx,
int min_index, int max_index);
void r600_end_vertex_translate(struct r600_pipe_context *rctx);
void r600_translate_index_buffer(struct r600_pipe_context *r600,
struct pipe_resource **index_buffer,
src/gallium/drivers/r600/r600_state_common.c
+1 -1
View File
@@ -497,7 +497,7 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
unsigned prim;
if (rctx->vertex_elements->incompatible_layout) {
r600_begin_vertex_translate(rctx);
r600_begin_vertex_translate(rctx, info->min_index, info->max_index);
}
if (rctx->any_user_vbs) {
src/gallium/drivers/r600/r600_translate.c
+53 -46
View File
@@ -22,13 +22,16 @@
*
* Authors: Dave Airlie <airlied@redhat.com>
*/
#include "translate/translate_cache.h"
#include "translate/translate.h"
#include <pipebuffer/pb_buffer.h>
#include <util/u_index_modify.h>
#include "util/u_upload_mgr.h"
#include "r600_pipe.h"
void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
void r600_begin_vertex_translate(struct r600_pipe_context *rctx,
int min_index, int max_index)
{
struct pipe_context *pipe = &rctx->context;
struct translate_key key = {0};
@@ -37,18 +40,16 @@ void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
struct translate *tr;
struct r600_vertex_element *ve = rctx->vertex_elements;
boolean vb_translated[PIPE_MAX_ATTRIBS] = {0};
void *vb_map[PIPE_MAX_ATTRIBS] = {0}, *out_map;
struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0}, *out_transfer;
struct pipe_resource *out_buffer;
unsigned i, num_verts;
uint8_t *vb_map[PIPE_MAX_ATTRIBS] = {0}, *out_map;
struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0};
struct pipe_resource *out_buffer = NULL;
unsigned i, num_verts, out_offset;
struct pipe_vertex_element new_velems[PIPE_MAX_ATTRIBS];
void *tmp;
boolean flushed;
/* Initialize the translate key, i.e. the recipe how vertices should be
* translated. */
for (i = 0; i < ve->count; i++) {
struct pipe_vertex_buffer *vb =
&rctx->vertex_buffer[ve->elements[i].vertex_buffer_index];
enum pipe_format output_format = ve->hw_format[i];
unsigned output_format_size = ve->hw_format_size[i];
@@ -81,10 +82,10 @@ void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
/* Add this vertex element. */
te = &key.element[key.nr_elements];
/*te->type;
te->instance_divisor;*/
te->instance_divisor;*/
te->input_buffer = ve->elements[i].vertex_buffer_index;
te->input_format = ve->elements[i].src_format;
te->input_offset = vb->buffer_offset + ve->elements[i].src_offset;
te->input_offset = ve->elements[i].src_offset;
te->output_format = output_format;
te->output_offset = key.output_stride;
@@ -105,19 +106,22 @@ void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
vb_map[i] = pipe_buffer_map(pipe, vb->buffer,
PIPE_TRANSFER_READ, &vb_transfer[i]);
tr->set_buffer(tr, i, vb_map[i], vb->stride, ~0);
tr->set_buffer(tr, i,
vb_map[i] + vb->buffer_offset + vb->stride * min_index,
vb->stride, ~0);
}
}
/* Create and map the output buffer. */
num_verts = rctx->vb_max_index + 1;
num_verts = max_index + 1 - min_index;
out_buffer = pipe_buffer_create(&rctx->screen->screen,
PIPE_BIND_VERTEX_BUFFER,
key.output_stride * num_verts);
u_upload_alloc(rctx->upload_vb,
key.output_stride * min_index,
key.output_stride * num_verts,
&out_offset, &out_buffer, &flushed,
(void**)&out_map);
out_map = pipe_buffer_map(pipe, out_buffer, PIPE_TRANSFER_WRITE,
&out_transfer);
out_offset -= key.output_stride * min_index;
/* Translate. */
tr->run(tr, 0, num_verts, 0, out_map);
@@ -129,16 +133,10 @@ void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
}
}
pipe_buffer_unmap(pipe, out_transfer);
/* Setup the new vertex buffer in the first free slot. */
/* Find the first free slot. */
rctx->tran.vb_slot = ~0;
for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
struct pipe_vertex_buffer *vb = &rctx->vertex_buffer[i];
if (!vb->buffer) {
pipe_resource_reference(&rctx->real_vertex_buffer[i], out_buffer);
vb->buffer_offset = 0;
vb->stride = key.output_stride;
if (!rctx->vertex_buffer[i].buffer) {
rctx->tran.vb_slot = i;
if (i >= rctx->nvertex_buffers) {
@@ -148,24 +146,31 @@ void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
}
}
/* Save and replace vertex elements. */
for (i = 0; i < ve->count; i++) {
if (vb_translated[ve->elements[i].vertex_buffer_index]) {
te = &key.element[tr_elem_index[i]];
new_velems[i].instance_divisor = ve->elements[i].instance_divisor;
new_velems[i].src_format = te->output_format;
new_velems[i].src_offset = te->output_offset;
new_velems[i].vertex_buffer_index = rctx->tran.vb_slot;
} else {
memcpy(&new_velems[i], &ve->elements[i],
sizeof(struct pipe_vertex_element));
}
}
if (rctx->tran.vb_slot != ~0) {
/* Setup the new vertex buffer. */
pipe_resource_reference(&rctx->real_vertex_buffer[rctx->tran.vb_slot], out_buffer);
rctx->vertex_buffer[rctx->tran.vb_slot].buffer_offset = out_offset;
rctx->vertex_buffer[rctx->tran.vb_slot].stride = key.output_stride;
rctx->tran.saved_velems = rctx->vertex_elements;
tmp = pipe->create_vertex_elements_state(pipe, ve->count, new_velems);
pipe->bind_vertex_elements_state(pipe, tmp);
rctx->tran.new_velems = tmp;
/* Setup new vertex elements. */
for (i = 0; i < ve->count; i++) {
if (vb_translated[ve->elements[i].vertex_buffer_index]) {
te = &key.element[tr_elem_index[i]];
new_velems[i].instance_divisor = ve->elements[i].instance_divisor;
new_velems[i].src_format = te->output_format;
new_velems[i].src_offset = te->output_offset;
new_velems[i].vertex_buffer_index = rctx->tran.vb_slot;
} else {
memcpy(&new_velems[i], &ve->elements[i],
sizeof(struct pipe_vertex_element));
}
}
rctx->tran.saved_velems = rctx->vertex_elements;
rctx->tran.new_velems =
pipe->create_vertex_elements_state(pipe, ve->count, new_velems);
pipe->bind_vertex_elements_state(pipe, rctx->tran.new_velems);
}
pipe_resource_reference(&out_buffer, NULL);
}
@@ -177,6 +182,7 @@ void r600_end_vertex_translate(struct r600_pipe_context *rctx)
if (rctx->tran.new_velems == NULL) {
return;
}
/* Restore vertex elements. */
pipe->bind_vertex_elements_state(pipe, rctx->tran.saved_velems);
rctx->tran.saved_velems = NULL;
@@ -188,10 +194,11 @@ void r600_end_vertex_translate(struct r600_pipe_context *rctx)
rctx->nreal_vertex_buffers = rctx->nvertex_buffers;
}
/* XXX Use the uploader. */
void r600_translate_index_buffer(struct r600_pipe_context *r600,
struct pipe_resource **index_buffer,
unsigned *index_size,
unsigned *start, unsigned count)
struct pipe_resource **index_buffer,
unsigned *index_size,
unsigned *start, unsigned count)
{
switch (*index_size) {
case 1: