DtCdbEffectTextureVisitor.h

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/******************************************************************************
** Copyright (c) 2019 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <osg/NodeVisitor>

#include <vrvOsg/DtCdbEffectTextureUtils.h>
#include <boost/thread.hpp>

#include <boost/thread/mutex.hpp>

#include <map>
#include <set>

namespace makVrv
{
   class DtOsgEffectTextureController;
   class DtEffectControllerFactory;

   class DT_DLL_VRVOSG DtCdbEffectTextureVisitor : public osg::NodeVisitor
   {
   public:
      DtCdbEffectTextureVisitor(DtEffectControllerFactory& effectFactory);
      virtual ~DtCdbEffectTextureVisitor();

   protected:
      // osg::NodeVisitor overrides
      virtual void apply(osg::Node& node);
      virtual void apply(osg::Geode& geode);
      virtual void apply(osg::StateSet* stateSet);

      //If the effectTexture matches the CDBEffectTextureCode, we insert the effect shader in the VP,
      //thus apply the effect tex to base tex
      virtual bool checkAndInstallEffectTexture(osg::StateSet* stateSet, osg::Texture* baseTexture,
         osg::Texture* effectTexture, int baseUnit, int effectUnit, DtCdbEffectTextureType type);

      typedef std::map<DtCdbEffectTextureType, osg::ref_ptr<DtOsgEffectTextureController> > Controllers;
      Controllers myControllers;
   };
}