source: trunk/VUT/Ogre/src/OgreVisibilityTerrainSceneManager.cpp @ 74

#include "OgreVisibilityTerrainSceneManager.h"
#include "OgreOctreeHierarchyInterface.h"
#include "OgreVisibilityOptionsManager.h"
#include <OgreMath.h>
#include <OgreIteratorWrappers.h>
#include <OgreRenderSystem.h>
#include <OgreCamera.h>

//#include <windows.h>

namespace Ogre {
//namespace GtpVisibility {
//-----------------------------------------------------------------------
VisibilityTerrainSceneManager::VisibilityTerrainSceneManager(GtpVisibility::VisibilityManager *visManager)
:mVisibilityManager(visManager)
{
        mHierarchyInterface = 
                new OctreeHierarchyInterface(this, mDestRenderSystem);

        setVisibilityManager(visManager);
        mShowBoxes = true;
        //mDisplayNodes = true;
        mShowBoundingBoxes = true;
        mMaxDepth = 20;
}
//-----------------------------------------------------------------------
VisibilityTerrainSceneManager::~VisibilityTerrainSceneManager()
{
        delete mHierarchyInterface;
}
//-----------------------------------------------------------------------
void VisibilityTerrainSceneManager::_renderVisibleObjects()
{
        //-- render background
        clearSpecialCaseRenderQueues();
        addSpecialCaseRenderQueue(RENDER_QUEUE_BACKGROUND);
        addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_EARLY);

        setSpecialCaseRenderQueueMode(SceneManager::SCRQM_INCLUDE);
        SceneManager::_renderVisibleObjects();
#ifdef GTP_VISIBILITY_MODIFIED_OGRE
        _deleteRenderedQueueGroups();
#endif

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

        mHierarchyInterface->InitFrame(mOctree, mCameraInProgress);
        mVisibilityManager->ApplyVisibilityCulling();

#ifdef GTP_VISIBILITY_MODIFIED_OGRE
        _deleteRenderedQueueGroups();
#endif

        //-- render overlay
        clearSpecialCaseRenderQueues();
        SceneManager::_renderVisibleObjects( );
}
//-----------------------------------------------------------------------
void VisibilityTerrainSceneManager::_findVisibleObjects(Camera* cam, bool onlyShadowCasters)
{
        // must be empty because objects are found and rendered in an interleaved fashion
        // in _renderVisibibleObjects 
}
//-----------------------------------------------------------------------
void VisibilityTerrainSceneManager::_updateSceneGraph(Camera* cam)
{
        //mHierarchyInterface->setNumSceneNodes((int)mSceneNodes.size());
        mVisibilityManager->GetCullingManager()->SetHierarchyInterface(mHierarchyInterface);
        mHierarchyInterface->SetRenderSystem(mDestRenderSystem);

#ifdef GTP_VISIBILITY_MODIFIED_OGRE
    mHierarchyInterface->SetNumOctreeNodes(mNumOctreeNodes);
#endif
        TerrainSceneManager::_updateSceneGraph(cam);
}
//-----------------------------------------------------------------------
bool VisibilityTerrainSceneManager::setOption(const String & key, const void * val)
{
        return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface).
                setOption(key, val) || TerrainSceneManager::setOption(key, val);
}
//-----------------------------------------------------------------------
bool VisibilityTerrainSceneManager::getOption(const String & key, void *val)
{
        if (key == "NumHierarchyNodes")
        {
                * static_cast<unsigned int *>(val) = (unsigned int)mNumOctreeNodes;
                return true;
        }
        
        return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface).
                getOption(key, val) && TerrainSceneManager::getOption(key, val);
}
//-----------------------------------------------------------------------
bool VisibilityTerrainSceneManager::getOptionValues(const String & key, StringVector  &refValueList)
{
        return TerrainSceneManager::getOptionValues( key, refValueList);
}
//-----------------------------------------------------------------------
bool VisibilityTerrainSceneManager::getOptionKeys(StringVector & refKeys)
{
        return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface).
                getOptionKeys(refKeys) || TerrainSceneManager::getOptionKeys(refKeys);
}
//-----------------------------------------------------------------------
void VisibilityTerrainSceneManager::setVisibilityManager(GtpVisibility::VisibilityManager *visManager)
{
        mVisibilityManager = visManager;
}
//-----------------------------------------------------------------------
GtpVisibility::VisibilityManager *VisibilityTerrainSceneManager::getVisibilityManager( void )
{
        return mVisibilityManager;
}
//} // namespace GtpVisibility
} // namespace Ogre