DtReverseDepthBuffer.h

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/*****************************************************************************
* Copyright (c) 2020 MAK Technologies, Inc.
* All rights reserved.
*****************************************************************************/

#pragma once


#include <vrvPostProcessor/vrvPostProcessor.h> 
#include <vrvPostProcessor/DtPostProcessor.h>
#include <vrvPostProcessor/DtReverseDepthBufferDrawable.h>

namespace makVrv 
{ 

   class DtWindow;

   class DT_DLL_VRVPOSTPROCESSOR DtReverseDepthBuffer : public DtPostProcessor
   {
   public:
      DtReverseDepthBuffer(DtDe& de, const std::string& postProcessType, bool handles2D);

      virtual ~DtReverseDepthBuffer();
   private:
      DtReverseDepthBuffer();

      DtReverseDepthBuffer(const DtReverseDepthBuffer&);

      DtReverseDepthBuffer& operator=(const DtReverseDepthBuffer&);

   public:
      virtual bool update(DtChannel *channel);

   protected:

      osg::ref_ptr<DtReverseDepthBufferDrawable> myReverseDepthBufferDrawable;
   };

   // 
   // Creator
   //

   class DT_DLL_VRVPOSTPROCESSOR DtReverseDepthBufferCreator 
      : public DtPostProcessorCreator
   {
   public:
      friend class DtPostProcessManager;

      DtReverseDepthBufferCreator();

      virtual ~DtReverseDepthBufferCreator();

   protected:
      virtual DtPostProcessor* create(DtDe& de, const std::string& postProcessType);
   };

}