Mac OS X fixes from Markus Morawitz

[simgear.git] / simgear / screen / colors.hxx

diff --git a/simgear/screen/colors.hxx b/simgear/screen/colors.hxx
index aa0d414555f390235ddffcec8c6c6a893c502666..1aa0ef47bc3474ce96dd0413db25a773a3636ec2 100644 (file)
--- a/simgear/screen/colors.hxx
+++ b/simgear/screen/colors.hxx
@@ -30,7 +30,7 @@
 const float system_gamma = 1.4;
 
 #elif defined (sgi)
-const float system_gamma = 1.7;
+const float system_gamma = 2.0/1.7;
 
 #else  // others
 const float system_gamma = 2.5;