source: trunk/VUT/OcclusionCullingSceneManager/src/OgreOcclusionCullingOctreeSceneManager.cpp @ 52

#include "OgreOcclusionCullingOctreeSceneManager.h"
#include "OgreMath.h"
#include "OgreIteratorWrappers.h"
#include "OgreRenderSystem.h"
#include "OgreCamera.h"

#include <windows.h>

namespace Ogre {
        //-----------------------------------------------------------------------
        OcclusionCullingOctreeSceneManager::OcclusionCullingOctreeSceneManager()
        {
                mOcclusionCullingOctreeSceneTraverser = 
                        new OcclusionCullingOctreeSceneTraverser(this, mDestRenderSystem);

                //mDisplayNodes = true;
                //mShowBoundingBoxes = true;
                //mShowBoxes = true;
                //mMaxDepth = 20;
        }
        //-----------------------------------------------------------------------
        OcclusionCullingOctreeSceneManager::~OcclusionCullingOctreeSceneManager()
        {
                delete mOcclusionCullingOctreeSceneTraverser;
        }
        //-----------------------------------------------------------------------
        void OcclusionCullingOctreeSceneManager::_renderVisibleObjects(void)
        {
                //-- render background
                clearSpecialCaseRenderQueues();
                addSpecialCaseRenderQueue(RENDER_QUEUE_BACKGROUND);
                addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_EARLY);
        
                setSpecialCaseRenderQueueMode(SceneManager::SCRQM_INCLUDE);
                SceneManager::_renderVisibleObjects( );
                _deleteRenderedQueueGroups();

                //-- render visible objects (i.e., all but overlay)
                clearSpecialCaseRenderQueues();
                addSpecialCaseRenderQueue(RENDER_QUEUE_OVERLAY);
                setSpecialCaseRenderQueueMode(SceneManager::SCRQM_EXCLUDE);

                mOcclusionCullingOctreeSceneTraverser->setSceneRoot(mOctree);
                mOcclusionCullingOctreeSceneTraverser->renderScene(mCameraInProgress);

                _deleteRenderedQueueGroups();

                //-- render rest, e.g., overlay
                clearSpecialCaseRenderQueues();
                SceneManager::_renderVisibleObjects();
                //_deleteRenderedQueueGroups();
        }
        //-----------------------------------------------------------------------
        void OcclusionCullingOctreeSceneManager::_findVisibleObjects(Camera* cam, bool onlyShadowCasters)
        {
                // must be empty because objects are found and rendered in an interleaved fashion
                // in _renderVisibibleObjects 
        }
        //-----------------------------------------------------------------------
        void OcclusionCullingOctreeSceneManager::_updateSceneGraph(Camera* cam)
        {
                mOcclusionCullingOctreeSceneTraverser->setNumSceneNodes((int)mSceneNodes.size());
                mOcclusionCullingOctreeSceneTraverser->setRenderSystem(mDestRenderSystem);
        
                mOcclusionCullingOctreeSceneTraverser->setNumOctreeNodes(mNumOctreeNodes);

                OctreeSceneManager::_updateSceneGraph(cam);
        }
        //-----------------------------------------------------------------------
        bool OcclusionCullingOctreeSceneManager::setOption( const String & key, const void * val )
        {
                return mOcclusionCullingOctreeSceneTraverser->setOption( key, val) || OctreeSceneManager::setOption( key, val );
        }
        //-----------------------------------------------------------------------
        bool OcclusionCullingOctreeSceneManager::getOption( const String & key, void *val )
        {
                return mOcclusionCullingOctreeSceneTraverser->getOption( key, val) || OctreeSceneManager::getOption( key, val ) ;
        }
        //-----------------------------------------------------------------------
        bool OcclusionCullingOctreeSceneManager::getOptionValues( const String & key, StringVector  &refValueList )
        {
                return OctreeSceneManager::getOptionValues( key, refValueList );
        }
        //-----------------------------------------------------------------------
        bool OcclusionCullingOctreeSceneManager::getOptionKeys( StringVector & refKeys )
        {
                return mOcclusionCullingOctreeSceneTraverser->getOptionKeys ( refKeys ) || OctreeSceneManager::getOptionKeys( refKeys );
        }
}