Inventor/OpenCL/algorithms/SoConversion.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
#if !defined SOOPENCLCONVERTION_H
#define SOOPENCLCONVERTION_H

#include <Inventor/SbString.h>
#include <Inventor/SbDataType.h>

#include <Inventor/STL/vector>
#include <Inventor/STL/map>

#include <Inventor/algorithms/SoConversion.h>

#include <Inventor/OpenCL/algorithms/SoOpenCLAlgorithmsDefs.h>

class SoOpenCLHandle;
class SoOpenCLBufferObject;

class INVENTOROPENCLALGORITHMS_API SoOpenCLConversion : public SoConversion
{
private:
  static void initClass();

  static void exitClass();
 
  ~SoOpenCLConversion();

public:
  SoOpenCLConversion();

  virtual int convertFloatToRGBA(
    SoBufferObject* sourceBufferObject,
    SoBufferObject* targetBufferObject,
    const size_t size, const float dataMin, const float dataMax
    );

  int convertFloatToRGBA(
    SoOpenCLBufferObject* sourceBufferObject,
    SoOpenCLBufferObject* targetBufferObject,
    const size_t size, const float dataMin, const float dataMax
    );

  virtual int convert(
    SoBufferObject* sourceBufferObject, const SbDataType src_type,
    SoBufferObject* targetBufferObject, const SbDataType dst_type,
    const size_t size
    );

  int convert(
    SoOpenCLBufferObject* sourceBufferObject, const SbDataType src_type,
    SoOpenCLBufferObject* targetBufferObject, const SbDataType dst_type,
    const size_t size
    );

private:
  int convertToFloat(
    SoBufferObject* sourceBufferObject, const SbDataType src_type,
    SoBufferObject* targetBufferObject,
    const size_t size
    );
  int convertToFloat(
    SoOpenCLBufferObject* sourceBufferObject, const SbDataType src_type,
    SoOpenCLBufferObject* targetBufferObject,
    const size_t size
    );
  int convertToUChar(
    SoBufferObject* sourceBufferObject, SbDataType src_type,
    SoBufferObject* targetBufferObject,
    const size_t size );
  int convertToUChar(
    SoOpenCLBufferObject* sourceBufferObject, SbDataType src_type,
    SoOpenCLBufferObject* targetBufferObject,
    const size_t size );

private:
  void mapDataRangeToIndex(
    SoBufferObject *sourceBufferObject, const SbDataType src_type,
    SoBufferObject *targetBufferObject, const SbDataType dst_type,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset
    );

  void mapDataRangeToIndex(
    SoOpenCLBufferObject *sourceBufferObject, const SbDataType src_type,
    SoOpenCLBufferObject *targetBufferObject, const SbDataType dst_type,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset
    );

  void mapDataToIndex(
    SoBufferObject *sourceBufferObject, const SbDataType src_type,
    SoBufferObject *targetBufferObject, const SbDataType dst_type,
    const int numSigBits, const int shift, const int offset
    );

  void mapDataToIndex(
    SoOpenCLBufferObject *sourceBufferObject, const SbDataType src_type,
    SoOpenCLBufferObject *targetBufferObject, const SbDataType dst_type,
    const int numSigBits, const int shift, const int offset
    );

  void mapDataRangeToRgba(
    SoBufferObject *sourceBufferObject, const SbDataType src_type,
    SoBufferObject *targetBufferObject, const SbDataType dst_type,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset,
    SoBufferObject *rgbaBufferObject, const int numRgba
    );

  void mapDataRangeToRgba(
    SoOpenCLBufferObject *sourceBufferObject, const SbDataType src_type,
    SoOpenCLBufferObject *targetBufferObject, const SbDataType dst_type,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset,
    SoOpenCLBufferObject *rgbaBufferObject, const int numRgba
    );

  void mapDataToRgba(
    SoBufferObject *sourceBufferObject, const SbDataType src_type,
    SoBufferObject *targetBufferObject, const SbDataType dst_type,
    const int numSigBits, const int shift, const int offset,
    SoBufferObject *rgbaBufferObject, const int numRgba
    );

  void mapDataToRgba(
    SoOpenCLBufferObject *sourceBufferObject, const SbDataType src_type,
    SoOpenCLBufferObject *targetBufferObject, const SbDataType dst_type,
    const int numSigBits, const int shift, const int offset,
    SoOpenCLBufferObject *rgbaBufferObject, const int numRgba
    );

private:

  // one kernel for each type
  std::map<SbDataType,SoOpenCLHandle*> m_convertHandles;

  // others
  SoOpenCLHandle* m_floatToRGBAHandle;
  SoOpenCLHandle* m_floatToUCharHandle;
  SoOpenCLHandle* m_mapDataRangeToIndexHandle;
  SoOpenCLHandle* m_mapDataToIndexHandle;
  SoOpenCLHandle* m_mapDataToRgbaHandle;
  SoOpenCLHandle* m_mapDataRangeToRgbaHandle;
};

#endif //SOOPENCLCONVERTION_H

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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