Added catch for NULL Transform pointers getting into the _transformMap.

git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/branches/OpenSceneGraph-3.2@14387 16af8721-9629-0410-8352-f15c8da7e697
2014-07-29 15:47:51 +00:00
parent 21a2cf6ff1
commit c931140eaf
1 changed files with 6 additions and 0 deletions
--- a/src/osgUtil/Optimizer.cpp
+++ b/src/osgUtil/Optimizer.cpp
@@ -1099,6 +1099,12 @@ bool CollectLowestTransformsVisitor::removeTransforms(osg::Node* nodeWeCannotRem
        titr!=_transformMap.end();
        ++titr)
    {
+        if (titr->first==0)
+        {
+            OSG_NOTICE<<"Warning: CollectLowestTransformsVisitor::removeTransforms() error, encountered a NULL Transform pointer"<<std::endl;
+            break;
+        }
+
        if (titr->second._canBeApplied)
        {
            if (titr->first!=nodeWeCannotRemove)