VolumeViz/nodes/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;

  virtual unsigned int getSumOfMaxTextures2D(SoLDMNodeFrontManager* nfm);

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;
};

#ifdef _WIN32
#pragma warning( pop )
#endif
#endif // _SO_HEIGHTFIELD_RENDER_H

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Open Inventor Toolkit reference manual, generated on 15 Mar 2023
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