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svga: simplify surface propagation code in svga_set_framebuffer_state() 

Rewrite the comment too.

Reviewed-by: Neha Bhende <bhenden@vmware.com>
This commit is contained in:
Brian Paul 2016-08-25 18:08:07 -06:00
parent bb7f094b37
commit 1a10b37ac3
1 changed files with 4 additions and 12 deletions
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16
src/gallium/drivers/svga/svga_pipe_misc.c
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@ -108,7 +108,6 @@ static void svga_set_framebuffer_state(struct pipe_context *pipe,
{
struct svga_context *svga = svga_context(pipe);
struct pipe_framebuffer_state *dst = &svga->curr.framebuffer;
boolean propagate = FALSE;
unsigned i;
/* make sure any pending drawing calls are flushed before changing
@ -120,22 +119,15 @@ static void svga_set_framebuffer_state(struct pipe_context *pipe,
dst->height = fb->height;
dst->nr_cbufs = fb->nr_cbufs;
/* check if we need to propagate any of the target surfaces */
/* Check if we need to propagate any of the render targets which we may
* be unbinding.
*/
for (i = 0; i < dst->nr_cbufs; i++) {
struct pipe_surface *s = i < fb->nr_cbufs ? fb->cbufs[i] : NULL;
if (dst->cbufs[i] && dst->cbufs[i] != s) {
if (svga_surface_needs_propagation(dst->cbufs[i])) {
propagate = TRUE;
break;
}
}
}
if (propagate) {
for (i = 0; i < dst->nr_cbufs; i++) {
struct pipe_surface *s = i < fb->nr_cbufs ? fb->cbufs[i] : NULL;
if (dst->cbufs[i] && dst->cbufs[i] != s)
svga_propagate_surface(svga, dst->cbufs[i]);
}
}
}