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authorBrian Paul <brian.paul@tungstengraphics.com>2008-12-10 18:00:59 -0700
committerBrian Paul <brian.paul@tungstengraphics.com>2008-12-10 18:06:38 -0700
commit8137da952b6f30329adf7d49d2d9e58625534dd4 (patch)
tree2a2ec6323406f23566964c287218ad36f227d560 /src
parent99b862cd77fb088d0b2e62c6c15ecef82ec4fb80 (diff)
gallium: only mark back color buffer surfaces as undefined after swapbuffers
Marking all surfaces as undefined was wrong and cause some glean failures because glReadPixels was used after SwapBuffers.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/state_tracker/st_framebuffer.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c
index 6ee1777fb7..7d270a3272 100644
--- a/src/mesa/state_tracker/st_framebuffer.c
+++ b/src/mesa/state_tracker/st_framebuffer.c
@@ -284,15 +284,17 @@ st_notify_swapbuffers_complete(struct st_framebuffer *stfb)
if (ctx && ctx->DrawBuffer == &stfb->Base) {
struct st_renderbuffer *strb;
- int i;
-
- for (i = 0; i < BUFFER_COUNT; i++) {
- if (stfb->Base.Attachment[i].Renderbuffer) {
- strb = st_renderbuffer(stfb->Base.Attachment[i].Renderbuffer);
- if (strb->surface)
- strb->surface->status = PIPE_SURFACE_STATUS_UNDEFINED;
- }
- }
+
+ /* Mark back color buffers as undefined */
+ strb = st_renderbuffer(stfb->Base.Attachment[BUFFER_BACK_LEFT].
+ Renderbuffer);
+ if (strb && strb->surface)
+ strb->surface->status = PIPE_SURFACE_STATUS_UNDEFINED;
+
+ strb = st_renderbuffer(stfb->Base.Attachment[BUFFER_BACK_RIGHT].
+ Renderbuffer);
+ if (strb && strb->surface)
+ strb->surface->status = PIPE_SURFACE_STATUS_UNDEFINED;
}
}