DtOsgLightsObserver.h

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/******************************************************************************
** Copyright (c) 2023 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>
#include <osg/Observer>
#include <set>

namespace osg
{
   class LightSource;
}

namespace makVrv
{
   class DtOsgLightManager;
   class DtOsgLightsObserver : public osg::Observer
   {
   public:
      DtOsgLightsObserver(DtOsgLightManager* pParent);
      virtual ~DtOsgLightsObserver();
   private:
      DtOsgLightsObserver() = delete;
      DtOsgLightsObserver(const DtOsgLightsObserver& rhs) = delete;
      DtOsgLightsObserver& operator=(const DtOsgLightsObserver& rhs) = delete;
   public:
      virtual void addIfNecessary(const osg::LightSource* pLight);

      virtual void objectDeleted(void* object) override;
   private:
      DtOsgLightManager* myOsgLightManager;
      std::set<const osg::LightSource*> myObservedLightSources;
   };
}