From e7f0bf71bfb9bef9d2a7aa01ebd2e6a141a1050a Mon Sep 17 00:00:00 2001
From: "Unknown W. Brackets" <checkins@unknownbrackets.org>
Date: Fri, 12 Apr 2013 07:09:45 -0700
Subject: [PATCH] Don't go decimate happy on FBOs if a game reuses.

Some games, e.g. games that render at < 60fps, reuse FBOs.
This was making all three pointers the same, making us more likely
to decimate things when we ought not to.
---
 GPU/GLES/Framebuffer.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/GPU/GLES/Framebuffer.cpp b/GPU/GLES/Framebuffer.cpp
index 5d641299d6..9847b994a1 100644
--- a/GPU/GLES/Framebuffer.cpp
+++ b/GPU/GLES/Framebuffer.cpp
@@ -481,8 +481,12 @@ void FramebufferManager::CopyDisplayToOutput() {
 	vfb->usageFlags |= FB_USAGE_DISPLAYED_FRAMEBUFFER;
 	vfb->dirtyAfterDisplay = false;
 
-	prevPrevDisplayFramebuf_ = prevDisplayFramebuf_;
-	prevDisplayFramebuf_ = displayFramebuf_;
+	if (prevDisplayFramebuf_ != displayFramebuf_) {
+		prevPrevDisplayFramebuf_ = prevDisplayFramebuf_;
+	}
+	if (displayFramebuf_ != vfb) {
+		prevDisplayFramebuf_ = displayFramebuf_;
+	}
 	displayFramebuf_ = vfb;
 
 	currentRenderVfb_ = 0;