Remove dynamic_cast in GeomMorpherController

components/nifosg/controller.cpp

@@ -221,9 +221,7 @@ GeomMorpherController::GeomMorpherController(const Nif::NiMorphData *data)
 
 void GeomMorpherController::update(osg::NodeVisitor *nv, osg::Drawable *drawable)
 {
-    osgAnimation::MorphGeometry* morphGeom = dynamic_cast<osgAnimation::MorphGeometry*>(drawable);
-    if (morphGeom)
-    {
+    osgAnimation::MorphGeometry* morphGeom = static_cast<osgAnimation::MorphGeometry*>(drawable);
     if (hasInput())
     {
         if (mKeyFrames.size() <= 1)
@@ -242,7 +240,6 @@ void GeomMorpherController::update(osg::NodeVisitor *nv, osg::Drawable *drawable
     }
 
     morphGeom->transformSoftwareMethod();
-    }
 }
 
 UVController::UVController()

components/nifosg/controller.hpp

@@ -97,6 +97,7 @@ namespace NifOsg
         virtual float getMaximum() const;
     };
 
+    /// Must be set on an osgAnimation::MorphGeometry.
     class GeomMorpherController : public osg::Drawable::UpdateCallback, public SceneUtil::Controller, public ValueInterpolator
     {
     public: