SoHeightFieldRender.h

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**=======================================================================*/
/*=======================================================================
** Author : Julien SALLANNE (Dec 2012)
**=======================================================================*/
 
#ifndef  _SO_HEIGHTFIELD_RENDER_H
#define  _SO_HEIGHTFIELD_RENDER_H
 
#ifdef _WIN32
#pragma warning( push )
#pragma warning(disable:4251)
#endif
 
#include <Inventor/SbBox.h>
#include <VolumeViz/nodes/SoSlice.h>
#include <Inventor/fields/SoSFColor.h>
 
class SoHeightFieldGeometry;
class SoHeightFieldProperty;
class SoHeightFieldRenderImpl;
class SoVolumeStateHeightField;
 
class  SoHeightFieldRender : public SoSlice
{
  SO_NODE_HEADER( SoHeightFieldRender );
 
public:
 
  SoSFBool cellOutline;
 
  SoSFFloat cellOutlineWidth;
 
  SoSFColor cellOutlineColor;
 
  enum BoundaryCells
  {
    ALWAYS,
 
    SMART,
 
    NONE
  };
 
  SoSFEnum boundaryCells;
 
  SoHeightFieldRender();
 
  static SbBool isSupported(SoState* state=NULL);
 
private:
 
  virtual void computeBBox(SoAction *, SbBox3f &box, SbVec3f &center);
 
  virtual void rayPick(SoRayPickAction* action);
 
  virtual void getBoundingBox(SoGetBoundingBoxAction *action);
 
private:
  static void initClass();
  static void exitClass();
 
  virtual void notify(SoNotList *list);
 
  SoVolumeStateHeightField* getVolumeStateHeightField() const;
 
private:
  virtual void generatePrimitives(SoAction *action);
 
  virtual void doRendering(SoGLRenderAction *action);
 
  virtual SbBool shouldGLRender(SoGLRenderAction* action, SbBool isPointOrLine = FALSE);
 
  virtual ~SoHeightFieldRender();
 
SoINTERNAL private:
 
  virtual void ldmAction( SoLdmValuationAction* action );
 
private:
  virtual SoDetail* createTriangleDetail( SoRayPickAction* action,
                                          const SoPrimitiveVertex* v0,
                                          const SoPrimitiveVertex* v1,
                                          const SoPrimitiveVertex* v2,
                                          SoPickedPoint* pp );
 
private:
 
#if 1             SoDEPRECATED enum
  NormalPrecision
  {
    NORMAL,
 
    HIGH
  };
SoDEPRECATED
  SoSFEnum normalPrecision;
#endif 
  SoHeightFieldRenderImpl* getImpl( SoState* state );
  SoHeightFieldRenderImpl* m_heightFieldRenderImpl;
 
  SoVolumeStateHeightField* m_volumeStateHeightField;
 
  friend class SoVolumeStateHeightField;
};
 
#ifdef _WIN32
#pragma warning( pop )
#endif
#endif // _SO_HEIGHTFIELD_RENDER_H