Make shadows disableable.

components/sceneutil/mwshadowtechnique.cpp

@@ -745,6 +745,16 @@ void MWShadowTechnique::cleanSceneGraph()
     OSG_INFO<<"MWShadowTechnique::cleanSceneGraph()"<<std::endl;
 }
 
+void MWShadowTechnique::enableShadows()
+{
+    _enableShadows = true;
+}
+
+void MWShadowTechnique::enableShadows()
+{
+    _enableShadows = false;
+}
+
 MWShadowTechnique::ViewDependentData* MWShadowTechnique::createViewDependentData(osgUtil::CullVisitor* /*cv*/)
 {
     return new ViewDependentData(this);
@@ -769,11 +779,11 @@ void MWShadowTechnique::update(osg::NodeVisitor& nv)
 
 void MWShadowTechnique::cull(osgUtil::CullVisitor& cv)
 {
-    /* TODO: if (!enableShadows)
+    if (!_enableShadows)
     {
         _shadowedScene->osg::Group::traverse(cv);
         return;
-    }*/
+    }
 
     OSG_INFO<<std::endl<<std::endl<<"MWShadowTechnique::cull(osg::CullVisitor&"<<&cv<<")"<<std::endl;
 

components/sceneutil/mwshadowtechnique.hpp

@@ -61,6 +61,10 @@ namespace SceneUtil {
         /** Clean scene graph from any shadow technique specific nodes, state and drawables.*/
         virtual void cleanSceneGraph();
 
+        virtual void enableShadows();
+
+        virtual void disableShadows();
+
         class ComputeLightSpaceBounds : public osg::NodeVisitor, public osg::CullStack
         {
         public:
@@ -221,6 +225,8 @@ namespace SceneUtil {
         mutable OpenThreads::Mutex              _accessUniformsAndProgramMutex;
         Uniforms                                _uniforms;
         osg::ref_ptr<osg::Program>              _program;
+
+        bool                                    _enableShadows;
     };
 
 }