DtOsgFogComponent.h

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/****************************************************************************** 
** Copyright (c) 2022 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 


#pragma once

#include <vrvOsg/DtOsgStateComponent.h>
#include <vrvCore/DtVirtualBaseClassCreator.h>
#include <vrvUtil/DtVirtualBaseClass.h>

#include <vrvGraphicsUtils/DtVector4.h>

namespace osg
{
   class Fog;
   class StateSet;
}

namespace makVrv
{
   class DtOsgLightManager;
   class DtLightingComponentShaderConstants;

   class DT_DLL_VRVOSG DtOsgFogComponent : public DtOsgStateComponent
   {
   public:

      DtOsgFogComponent(DtDe& de);

      virtual ~DtOsgFogComponent();

   private:

      DtOsgFogComponent(const DtOsgFogComponent &other);

      DtOsgFogComponent &operator=(const DtOsgFogComponent &other);

   public:

      virtual void init();

      virtual bool install(osg::StateSet* stateset);

      virtual bool uninstall(osg::StateSet* stateset);

      virtual bool installed(void) const;

      virtual void setColor(const Vector4_32& fogColor);

      virtual void setDensity(float fDensity);

      virtual void setHeightFogPlane(const Vector4_32& fogPlane);

      virtual void setHeightFogParams(const Vector4_32& fogParams);

      virtual void setHeightFogColor(const Vector4_32& color);

      virtual Vector4_32 color(void) const;

      virtual float density(void) const;

      virtual Vector4_32 heightFogPlane(void) const;

      virtual Vector4_32 heightFogParams(void) const;

      virtual Vector4_32 heightFogColor(void) const;
   protected:
      DtLightingComponentShaderConstants* findShaderConstants(void);
      const DtLightingComponentShaderConstants* findShaderConstants(void) const;
   protected:

      bool myInstalled;

      DtOsgLightManager& myOsgLightManager;
   };

   typedef DtVirtualBaseClassCreator<DtOsgFogComponent> DtOsgFogComponentCreator;

   template <>
   inline const char* creatorTypeName<DtOsgFogComponent>(void) { return "DtOsgFogComponentCreator"; }
}