From 482581feb040f797f25181904dee30cbc6cfd91a Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Thu, 16 May 2013 15:52:29 +0000
Subject: [PATCH] Added support for setting the left/right cull masks

---
 src/osgViewer/View.cpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/osgViewer/View.cpp b/src/osgViewer/View.cpp
index 121f80548..975aba55e 100644
--- a/src/osgViewer/View.cpp
+++ b/src/osgViewer/View.cpp
@@ -1224,7 +1224,18 @@ void View::StereoSlaveCallback::updateSlave(osg::View& view, osg::View::Slave& s
 
     if (_ds.valid() && camera && viewer_view)
     {
-
+        // inherit any settings applied to the master Camera.
+        camera->inheritCullSettings(*(view.getCamera()), camera->getInheritanceMask());
+        
+        if (_eyeScale<0.0)
+        {
+            camera->setCullMask(camera->getCullMaskLeft());
+        }
+        else
+        {
+            camera->setCullMask(camera->getCullMaskRight());
+        }
+            
         // set projection matrix
         if (_eyeScale<0.0)
         {