DtSpeedTreeCore.h

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/******************************************************************************
** Copyright (c) 2008 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtSpeedTreeProfile.h,v $ $Revision: 1.8 $ $State: Exp $
******************************************************************************/


#pragma once

#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvSt/vrvSt.h>

namespace makOsgSpeedTree
{
   class Core;
}

namespace makVrv
{
   class DT_DLL_VRVST DtSpeedTreeCore : public DtVirtualBaseClass
   {
   public:
      static DtSpeedTreeCore& instance(DtDe& de);

      static void registerInstance(DtDe& de, DtSpeedTreeCore* anInstance);     

      DtSpeedTreeCore(DtDe& de);
      virtual ~DtSpeedTreeCore();

      makOsgSpeedTree::Core* getSpeedTreeCore(void){return mySpeedTreeCore;}

      // fHighDetail3dDistance -> distance at which LOD transition from highest lod to lower lods begins
      // fLowDetail3dDistance  -> distance at which the lowest 3D level is sustained
      void set3DLodDistances(float fHighDetail3dDistance, float fLowDetail3dDistance);

      // distance at which the billboard begins to fade in and 3D fade out
      // distance at which the billboard is fully visible and 3D is completely gone
      void setBillboardStartEndDistances(float fBillboardStartDistance, float fBillboardEndDistance);

      void setTreesEnabled(bool enabled);

      void setAmbientScalar(float val);
      void setDiffuseScalar(float val);
      void setSpecularScalar(float val);
      void setTransmissionScalar(float val);
      void setAlphaScalar(float val);
      void setVertexUserFunctionFileName(std::string vertexUserFunctionFilename);
      
      void setFragmentUserFunctionFileName(std::string fragmentUserFunctionFilename);

      std::string getVertexUserFunctionFileName();
      
      std::string getFragmentUserFunctionFileName();


   private:
      DtDe& myDe;

      makOsgSpeedTree::Core* mySpeedTreeCore;

      std::string myVertexUserFunctionFilename;
      std::string myFragmentUserFunctionFilename;

      void connectSignals(void);
      void disconnectSignals(void);
   }; 
}