Added handling null dynamic_cast

2016-06-24 11:50:07 +01:00
parent f42f6e4fb9
commit f8dd3bc4c5
1 changed files with 1 additions and 1 deletions
--- a/src/osgGA/FirstPersonManipulator.cpp
+++ b/src/osgGA/FirstPersonManipulator.cpp
@@ -358,7 +358,7 @@ void FirstPersonManipulator::moveUp( const double distance )
 void FirstPersonManipulator::applyAnimationStep( const double currentProgress, const double /*prevProgress*/ )
 {
   FirstPersonAnimationData *ad = dynamic_cast< FirstPersonAnimationData* >( _animationData.get() );
-   assert( ad );
+   if (!ad) return;

   // compute new rotation
   _rotation.slerp( currentProgress, ad->_startRot, ad->_targetRot );