Mesa (master): intel: Skip the DRI2 renderbuffer update when doing Viewport on an FBO.

Eric Anholt anholt at kemper.freedesktop.org
Tue May 12 18:29:54 UTC 2009


Module: Mesa
Branch: master
Commit: d4a42b0ce6455d03be70aa56aacd779be193aca4
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=d4a42b0ce6455d03be70aa56aacd779be193aca4

Author: Eric Anholt <eric at anholt.net>
Date:   Sun May 10 10:08:32 2009 -0700

intel: Skip the DRI2 renderbuffer update when doing Viewport on an FBO.

---

 src/mesa/drivers/dri/intel/intel_context.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 8b3e50f..7c77a1c 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -393,7 +393,7 @@ intel_viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
     if (!driContext->driScreenPriv->dri2.enabled)
 	return;
 
-    if (!intel->internal_viewport_call) {
+    if (!intel->internal_viewport_call && ctx->DrawBuffer->Name == 0) {
        intel_update_renderbuffers(driContext, driContext->driDrawablePriv);
        if (driContext->driDrawablePriv != driContext->driReadablePriv)
 	  intel_update_renderbuffers(driContext, driContext->driReadablePriv);




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