From da9e3ac06e920a889440155e59ae85843ef3ee78 Mon Sep 17 00:00:00 2001
From: "John F. Fay" <johnffay@nettally.com>
Date: Tue, 25 Jan 2011 05:47:56 +0000
Subject: [PATCH] Fixing bug report 3104860 -- setting the accumulator bits to
 one if GLUT_ACCUM is set (Windows code only)

git-svn-id: svn+ssh://svn.code.sf.net/p/freeglut/code/trunk/freeglut/freeglut@890 7f0cb862-5218-0410-a997-914c9d46530a
---
 src/freeglut_window.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/freeglut_window.c b/src/freeglut_window.c
index c7a07c6..4663aba 100644
--- a/src/freeglut_window.c
+++ b/src/freeglut_window.c
@@ -679,7 +679,7 @@ static void fghFillPFD( PIXELFORMATDESCRIPTOR *ppfd, HDC hdc, unsigned char laye
   ppfd->cGreenShift = 0;
   ppfd->cBlueShift = 0;
   ppfd->cAlphaShift = 0;
-  ppfd->cAccumBits = 0;
+  ppfd->cAccumBits = ( fgState.DisplayMode & GLUT_ACCUM ) ? 1 : 0;
   ppfd->cAccumRedBits = 0;
   ppfd->cAccumGreenBits = 0;
   ppfd->cAccumBlueBits = 0;
-- 
1.7.10.4