From c09217cd1c0231b23c92c74d29eec6f268c608df Mon Sep 17 00:00:00 2001
From: Jason Hancock <jason@jasonhancock.com>
Date: Fri, 12 Oct 2007 00:15:47 +0000
Subject: [PATCH] correcting gamma for proper display

---
 panda/src/osxdisplay/osxGraphicsStateGuardian.cxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/panda/src/osxdisplay/osxGraphicsStateGuardian.cxx b/panda/src/osxdisplay/osxGraphicsStateGuardian.cxx
index e27f1ae3e3..e507c21d0a 100644
--- a/panda/src/osxdisplay/osxGraphicsStateGuardian.cxx
+++ b/panda/src/osxdisplay/osxGraphicsStateGuardian.cxx
@@ -407,6 +407,8 @@ static_set_gamma(float gamma) {
 	
 	short j, i;
 	short y[3];
+
+    gamma = (2 * gamma) + 1.0;
 	
 	y[0] = 256 * gamma;
 	y[1] = 256 * gamma;