DtInstanceLpProcessor.h

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/******************************************************************************
** Copyright (c) 2017 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>
#include <vrvOsg/DtInstanceProcessor.h>
#include <vrvOsg/DtInstanceState.h>

namespace osg
{
   class Camera;
}

namespace makVrv
{
   class DtDe;

   class DtInstanceManager;

   class DT_DLL_VRVOSG DtInstanceLpProcessor : public DtInstanceProcessor
   {
   public:

      DtInstanceLpProcessor(DtInstanceManager& instanceManager, DtDe& de);

      virtual ~DtInstanceLpProcessor();

      virtual void processRange( unsigned int instanceOffset, unsigned int instanceCount);

   protected:

      virtual void updateLpRange( unsigned int instanceOffset, unsigned int instanceCount, osg::Camera* camera );
      
      virtual void updateLightPoints( const ArrayRange& drawableRange, int instanceIx, osg::Camera* camera );
      
      virtual void slot_reloadShader(void);

   protected:
      
      DtInstanceManager& myInstanceManager;
      
      DtDe& myDe;
      double myLastShaderReload;
   };
}