SoSlice.h

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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef SO_SLICE_H
#define SO_SLICE_H
 
#include <VolumeViz/nodes/SoVolumeShape.h>
 
class SoVolumeData;
class SoFragmentShader;
class SoSliceInterface;
 
class  SoSlice : public SoVolumeShape {
  SO_NODE_ABSTRACT_HEADER(SoSlice);
 
public:
 
  SoSFBool enableBumpMapping;
 
  SoSFFloat bumpScale;
 
  SoSFNode alternateRep;
 
  enum AlphaUse {
    ALPHA_AS_IS,
    ALPHA_OPAQUE,
    ALPHA_BINARY
  };
 
  SoSFEnum alphaUse;
 
  SoSFBool useRGBA;
 
  SoSFBool largeSliceSupport;
 
private:
  // Define callback used in computeGeometryAndTex
  typedef int textureCreateCB( int dimx, int dimy, unsigned int *texData, void *userData );
 
  static void initClass();
  static void exitClass();
 
  virtual bool enableColorMap(SoState *state,
                              SoTransferFunction::GLColorMapType colorMapInstalled,
                              int &texType);
 
private:
  virtual void GLRender(SoGLRenderAction* action);
 
private:
 
  SoSlice();
 
  virtual ~SoSlice();
 
#ifndef HIDDEN_FROM_DOC
 
  //Return false if normal rendering can't be done
  bool handleAlternateRep(SoGLRenderAction *action, SoVolumeData *volumeDataNode);
 
  virtual bool isTransparent(SoState *state);
 
  virtual void installClippingPlanes(SoState * SO_UNUSED_PARAM(state)) {}
 
#endif // HIDDEN_FROM_DOC
};
 
#endif