Fix the comments

apps/openmw/mwrender/animation.hpp

@@ -93,7 +93,6 @@ protected:
         boost::shared_ptr<float> mTimePtr;
 
     public:
-        virtual ~AnimationTime() { }
 
         void setTimePtr(boost::shared_ptr<float> time)
         { mTimePtr = time; }

apps/openmw/mwrender/sky.cpp

@@ -8,6 +8,7 @@
 #include <osg/PositionAttitudeTransform>
 #include <osg/TexEnvCombine>
 #include <osg/TexMat>
+#include <osg/Version>
 
 #include <osgParticle/ParticleSystem>
 #include <osgParticle/ParticleSystemUpdater>
@@ -721,12 +722,16 @@ public:
                 if (stateset->getAttribute(osg::StateAttribute::MATERIAL))
                 {
                     SceneUtil::CompositeStateSetUpdater* composite = NULL;
-                    osg::NodeCallback* callback = dynamic_cast<osg::NodeCallback*>(node.getUpdateCallback());
+#if OSG_MIN_VERSION_REQUIRED(3,3,3)
+                    osg::Callback* callback = node.getUpdateCallback();
+#else
+                    osg::NodeCallback* callback = node.getUpdateCallback();
+#endif
                     while (callback)
                     {
                         if ((composite = dynamic_cast<SceneUtil::CompositeStateSetUpdater*>(callback)))
                             break;
-                        callback = dynamic_cast<osg::NodeCallback*>(callback->getNestedCallback());
+                        callback = callback->getNestedCallback();
                     }
 
                     if (composite)

apps/openmw/mwrender/weaponanimation.hpp

@@ -19,8 +19,6 @@ namespace MWRender
         float mStartTime;
     public:
         WeaponAnimationTime(Animation* animation) : mAnimation(animation), mStartTime(0) {}
-        virtual ~WeaponAnimationTime() { }
-
         void setGroup(const std::string& group);
         void updateStartTime();
 

components/sceneutil/controller.hpp

@@ -11,6 +11,7 @@ namespace SceneUtil
     class ControllerSource
     {
     public:
+        virtual ~ControllerSource() { }
         virtual float getValue(osg::NodeVisitor* nv) = 0;
     };