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st/mesa: don't try to allocate zero-sized renderbuffers

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Fixes https://bugs.freedesktop.org/show_bug.cgi?id=43047
and https://bugs.freedesktop.org/show_bug.cgi?id=43048

Note: This is a candidate for the 7.11 branch.

Tested-by: Vinson Lee <vlee@vmware.com>
Signed-off-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Brian Paul 2011-11-28 18:00:35 -07:00
parent 8f15c31338
commit 6856472689
1 changed files with 5 additions and 0 deletions
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5
src/mesa/state_tracker/st_cb_fbo.c
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@ -124,6 +124,11 @@ st_renderbuffer_alloc_storage(struct gl_context * ctx,
pipe_surface_reference( &strb->surface, NULL );
pipe_resource_reference( &strb->texture, NULL );
if (width == 0 || height == 0) {
/* if size is zero, nothing to allocate */
return GL_TRUE;
}
/* Setup new texture template.
*/
memset(&template, 0, sizeof(template));