SoFramebufferSampler2D.h

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/*************************************************************************************
**
** Copyright 2007, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef SO_FRAMEBUFFER_SAMPLER2_D_H
#define SO_FRAMEBUFFER_SAMPLER2_D_H
 
 
 
#include "SoShaderSystem.h"
#include "Inventor/nodes/SoFramebufferSampler.h"
#include <Inventor/fields/SoSFVec2s.h>
#include <Inventor/fields/SoSFInt32.h>
#include <Inventor/fields/SoSFEnum.h>
 
class INVENTOR_SHADER_API SoFramebufferSampler2D : public SoFramebufferSampler
{
   typedef SoFramebufferSampler inherited;
 
   SO_NODE_HEADER(SoFramebufferSampler2D);
 
   public:
 
      enum MultiSamplingMode {
        MULTISAMPLING_OFF,      
        MULTISAMPLING_ON,       
        MULTISAMPLING_TEXTURE   
      };
 
      SoSFVec2s size;
 
      SoSFEnum  multiSamplingMode;
      SoSFInt32 multiSampling;
 
      SoFramebufferSampler2D();
 
   protected:
 
      SbVec2s           _fldValSize;
      SbVec2s           _size;
 
      SoGLFramebufferObject* _msaaFBO;
      SoGLRenderbuffer* _msaaDepthBuffer;
      SoGLRenderbuffer* _msaaColorBuffer;
      MultiSamplingMode _msaaMode;
      int               _msaaSamples;
 
      ~SoFramebufferSampler2D() override;
 
   SoEXTENDER public:
 
      void   updatePreparation(SoState *state) override;
 
      void renderDebug( SoState * state );
 
      void   updateParameter(SoUniformParameterBase *, SoState *) override;
 
   SoINTERNAL public:
 
      static void    initClass();
};
 
#endif  // _SO_FRAMEBUFFER_SAMPLER_2D_