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r600g: attempt to cleanup depth blit 

cleanup what I'm nearly sure is unnecessary work in the depth blit code.
This commit is contained in:
Dave Airlie 2010-10-18 12:05:27 +10:00
parent 21c6459dfb
commit c61b97d504
1 changed files with 4 additions and 17 deletions
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21
src/gallium/drivers/r600/r600_blit.c
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@ -81,19 +81,10 @@ static void r600_blitter_end(struct pipe_context *ctx)
int r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct pipe_framebuffer_state fb = *rctx->pframebuffer;
struct pipe_surface *zsurf, *cbsurf;
int level = 0;
float depth = 1.0f;
r600_context_queries_suspend(&rctx->ctx);
for (int i = 0; i < fb.nr_cbufs; i++) {
fb.cbufs[i] = NULL;
pipe_surface_reference(&fb.cbufs[i], rctx->pframebuffer->cbufs[i]);
}
fb.zsbuf = NULL;
pipe_surface_reference(&fb.zsbuf, rctx->pframebuffer->zsbuf);
zsurf = ctx->screen->get_tex_surface(ctx->screen, &texture->resource.base.b, 0, level, 0,
PIPE_BIND_DEPTH_STENCIL);
@ -101,21 +92,17 @@ int r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_te
(struct pipe_resource*)texture->flushed_depth_texture,
0, level, 0, PIPE_BIND_RENDER_TARGET);
r600_blitter_begin(ctx, R600_CLEAR);
util_blitter_save_framebuffer(rctx->blitter, &fb);
if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
depth = 0.0f;
r600_blitter_begin(ctx, R600_CLEAR_SURFACE);
util_blitter_custom_depth_stencil(rctx->blitter, zsurf, cbsurf, rctx->custom_dsa_flush, depth);
r600_blitter_end(ctx);
pipe_surface_reference(&zsurf, NULL);
pipe_surface_reference(&cbsurf, NULL);
for (int i = 0; i < fb.nr_cbufs; i++) {
pipe_surface_reference(&fb.cbufs[i], NULL);
}
pipe_surface_reference(&fb.zsbuf, NULL);
r600_context_queries_resume(&rctx->ctx);
return 0;
}