LDM/nodes/SoDataRange.h

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/*=======================================================================
** Author      : Jerome Hummel (Oct 2006)
**=======================================================================*/


#ifndef  _SO_DATA_RANGE__
#define  _SO_DATA_RANGE__

#include <Inventor/nodes/SoNode.h>
#include <Inventor/fields/SoSFDouble.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFInt32.h>

#include <LDM/nodes/SoDataSet.h>
#include <Inventor/algorithms/SoConversion.h>

class  SoDataRange : public SoNode {
  SO_NODE_HEADER( SoDataRange );

public:
  SoDataRange();

  SoSFInt32 dataRangeId;

  SoSFDouble min;

  SoSFDouble max;

  SoSFBool mapOnFullColorRange;

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

  static void mapDataRangeToIndex(
    const SoDataSet::DataType dataTypeSrc, SoBufferObject* sourceBufferObject,
    const SoDataSet::DataType dataTypeDst, SoBufferObject* targetBufferObject,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset
    );

  
  static void mapDataRangeToRgba(
    const SoDataSet::DataType dataTypeSrc, SoBufferObject* sourceBufferObject,
    const SoDataSet::DataType dataTypeDst, SoBufferObject* targetBufferObject,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset,
    SoBufferObject *rgba, const int numRgba, SoConversion::MappingMethod rgbaMapping
    );

  static void mapDataToIndex(
    const SoDataSet::DataType dataTypeSrc, SoBufferObject* sourceBufferObject,
    const SoDataSet::DataType dataTypeDst, SoBufferObject* targetBufferObject,
    const int numSigBits, const int shift, const int offset
    );

 
  static void mapDataToRgba(
    const SoDataSet::DataType dataTypeSrc, SoBufferObject* sourceBufferObject,
    const SoDataSet::DataType dataTypeDst, SoBufferObject* targetBufferObject,
    const int numSigBits, const int shift, const int offset,
    SoBufferObject *rgba, const int numRgba, SoConversion::MappingMethod rgbaMapping
    );

 
private:
  virtual void doAction( SoAction *action );
  virtual void GLRender( SoGLRenderAction *action );
  virtual void callback( SoCallbackAction *action );
  virtual void getBoundingBox(SoGetBoundingBoxAction *action);
  virtual void pick(SoPickAction *action) ;
  virtual void write(SoWriteAction *action);

private:
  // Destructor
  virtual ~SoDataRange();

private:

  static SoConversion* s_conversion;
};

#endif // _SO_DATA_RANGE__

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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