source: trunk/VUT/OcclusionCullingSceneManager/include/OgreOcclusionCullingSceneManager.h @ 38

#ifndef _OcclusionCullingSceneManager_H__
#define _OcclusionCullingSceneManager_H__

#include "OgreSceneNode.h"
#include "OgreSceneManager.h"
#include "OgreOcclusionCullingSceneTraverser.h"
#include "OgrePrerequisites.h"
#include "OgreSolidHalfBoundingBox.h"
#include <queue>

using namespace std;

namespace Ogre {
        
        /**
                Class which implements a scene mangager which uses occlusion queries for culling occluded objects
        */
        class OcclusionCullingSceneManager : public SceneManager
        {
        public:
                OcclusionCullingSceneManager();
                ~OcclusionCullingSceneManager();
        
                /** Overriden from SceneManager. Renders the scene with the specified algorithm
                /**
                        The algorithm is one of
                        RENDER_CULL_FRUSTUM: renders the scene with view frustum culling only
                        RENDER_STOP_AND_WAIT: renders the scene with the hierarchical stop and wait algorithm
                        RENDER_COHERENT: renders the scene with the coherent hierarchical algorithm
                */
                void _renderVisibleObjects(void);
                void _findVisibleObjects(Camera* cam, bool onlyShadowCasters);
                void _updateSceneGraph(Camera* cam);

                /** Sets the given option for the SceneManager
                               @remarks
                        Options are:
                        "Algorithm", int *;                     
                */
                virtual bool setOption( const String &, const void * );
                /** Gets the given option for the Scene Manager.
                @remarks
                    See setOption
                */
                virtual bool getOption( const String &, void * );

                bool getOptionValues( const String & key, StringVector &refValueList );
                bool getOptionKeys( StringVector &refKeys );

        protected:
                
                OcclusionCullingSceneTraverser *mOcclusionCullingSceneTraverser;
        };

}
#endif // OCCLUSIONCULLINGSCENEMANAGER_H