VolumeViz/nodes/SoHeightFieldGeometry.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/


#ifndef  SO_HEIGHTFIELD_GEOMETRY_H
#define  SO_HEIGHTFIELD_GEOMETRY_H

#ifdef _MSC_VER
#pragma warning( push )
#pragma warning(disable:4251)
#endif

#include <VolumeViz/nodes/SoVolumeData.h>
#include <Inventor/fields/SoSFDouble.h>
#include <Inventor/fields/SoSFFloat.h>

class  SoHeightFieldGeometry : public SoVolumeData
{
  SO_NODE_HEADER( SoHeightFieldGeometry );

public:
  SoHeightFieldGeometry();

  SoSFDouble undefinedValue;


private:
  static void initClass();
  static void exitClass();

  virtual void notify(SoNotList *list);

  virtual bool getBbox(SoLDMTileID tileId, SbBox3f& box);

  inline double transformHeightValue(double val) const;

  double getValueD(const SbVec3i32 &pos,
                   SoBufferObject *dataBufferObject,
                   SbBool realValue);

private:
  virtual ~SoHeightFieldGeometry();

  virtual void readChar();

  template<typename T> double
  getValue(void* dataPtr, int64_t address);

  //Set if an undefinedValue was defined
  virtual void setUseUserUndefinedValue(bool useUserUndefinedValue);

private:
  bool m_useUserUndefinedValue;
};


/*******************************************************************************/
double
SoHeightFieldGeometry::transformHeightValue(double val) const
{
  return m_type.normalize(val);
}

#ifdef _MSC_VER
#pragma warning( pop )
#endif

#endif // SO_HEIGHTFIELD_GEOMETRY_H

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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