From a94dce031c37fb7967a27d8d2c8a0117f566743e Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Sat, 22 Jun 2013 14:36:11 +0100
Subject: [PATCH] GUI picks only traverse nodes with PICK_BIT set.

(Which is all nodes except those which explicitly opt out,
such as lights, skydome, for the moment)
---
 src/Viewer/CameraGroup.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Viewer/CameraGroup.cxx b/src/Viewer/CameraGroup.cxx
index 13575fac8..7d903a5a1 100644
--- a/src/Viewer/CameraGroup.cxx
+++ b/src/Viewer/CameraGroup.cxx
@@ -1193,7 +1193,8 @@ static bool computeCameraIntersection(const CameraInfo* cinfo, const osg::Vec2d&
                                Vec3d(start.x(), start.y(), start.z()),
                                Vec3d(end.x(), end.y(), end.z()));
   osgUtil::IntersectionVisitor iv(picker.get());
-  iv.setTraversalMask( ~simgear::MODELLIGHT_BIT );
+  iv.setTraversalMask( simgear::PICK_BIT );
+    
   const_cast<Camera*>(camera)->accept(iv);
   if (picker->containsIntersections()) {
     intersections = picker->getIntersections();
-- 
2.39.5