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gallium/u_gen_mipmap: don't release vertex buffer at end of frame / in glFlush

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There's no reason to do that. The buffer being used for rendering is always
mapped as unsynchronized.
This commit is contained in:
Marek Olšák 2012-04-13 21:20:18 +02:00
parent 462dcf6173
commit bdb0ad77c2
3 changed files with 4 additions and 23 deletions
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17
src/gallium/auxiliary/util/u_gen_mipmap.c
View file

@ -1361,8 +1361,10 @@ get_next_slot(struct gen_mipmap_state *ctx)
{
const unsigned max_slots = 4096 / sizeof ctx->vertices;
if (ctx->vbuf_slot >= max_slots)
util_gen_mipmap_flush( ctx );
if (ctx->vbuf_slot >= max_slots) {
pipe_resource_reference(&ctx->vbuf, NULL);
ctx->vbuf_slot = 0;
}
if (!ctx->vbuf) {
ctx->vbuf = pipe_buffer_create(ctx->pipe->screen,
@ -1475,17 +1477,6 @@ util_destroy_gen_mipmap(struct gen_mipmap_state *ctx)
}
/* Release vertex buffer at end of frame to avoid synchronous
* rendering.
*/
void util_gen_mipmap_flush( struct gen_mipmap_state *ctx )
{
pipe_resource_reference(&ctx->vbuf, NULL);
ctx->vbuf_slot = 0;
}
/**
* Generate mipmap images. It's assumed all needed texture memory is
* already allocated.

6
src/gallium/auxiliary/util/u_gen_mipmap.h
View file

@ -50,12 +50,6 @@ util_create_gen_mipmap(struct pipe_context *pipe, struct cso_context *cso);
extern void
util_destroy_gen_mipmap(struct gen_mipmap_state *ctx);
/* Release vertex buffer at end of frame to avoid synchronous
* rendering.
*/
extern void
util_gen_mipmap_flush( struct gen_mipmap_state *ctx );
extern void
util_gen_mipmap(struct gen_mipmap_state *ctx,

4
src/mesa/state_tracker/st_cb_flush.c
View file

@ -81,11 +81,7 @@ void st_flush( struct st_context *st,
{
FLUSH_CURRENT(st->ctx, 0);
/* Release any vertex buffers that might potentially be accessed in
* successive frames:
*/
st_flush_bitmap(st);
util_gen_mipmap_flush(st->gen_mipmap);
st->pipe->flush( st->pipe, fence );
}