Inventor/cuda/algorithms/SoConversion.h

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

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

#include <Inventor/STL/vector>

#include <Inventor/algorithms/SoConversion.h>

#include <Inventor/cuda/algorithms/SoCudaAlgorithmsDefs.h>

class SoCudaHandle;
class SoCudaBufferObject;

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

  static void exitClass();
 
  ~SoCudaConversion();

public:
  SoCudaConversion();

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

  int convertFloatToRGBA(
    SoCudaBufferObject* sourceBufferObject,
    SoCudaBufferObject* 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(
    SoCudaBufferObject* sourceBufferObject, const SbDataType src_type,
    SoCudaBufferObject* 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(
    SoCudaBufferObject* sourceBufferObject, const SbDataType src_type,
    SoCudaBufferObject* targetBufferObject,
    const size_t size
    );
  int convertToUChar(
    SoBufferObject* sourceBufferObject, SbDataType src_type,
    SoBufferObject* targetBufferObject,
    const size_t size );
  int convertToUChar(
    SoCudaBufferObject* sourceBufferObject, SbDataType src_type,
    SoCudaBufferObject* 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(
    SoCudaBufferObject *sourceBufferObject, const SbDataType src_type,
    SoCudaBufferObject *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(
    SoCudaBufferObject *sourceBufferObject, const SbDataType src_type,
    SoCudaBufferObject *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(
    SoCudaBufferObject *sourceBufferObject, const SbDataType src_type,
    SoCudaBufferObject *targetBufferObject, const SbDataType dst_type,
    const double dataRangeMin, const double dataRangeMax, const bool dataRangeMap,
    const int shift, const int offset,
    SoCudaBufferObject *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(
    SoCudaBufferObject *sourceBufferObject, const SbDataType src_type,
    SoCudaBufferObject *targetBufferObject, const SbDataType dst_type,
    const int numSigBits, const int shift, const int offset,
    SoCudaBufferObject *rgbaBufferObject, const int numRgba
    );

private:

  SoCudaHandle* m_floatToRGBAHandle;
  SoCudaHandle* m_convertHandles[ 6 ];
  SoCudaHandle* m_floatToUCharHandle;
  SoCudaHandle* m_mapDataRangeToIndexHandle;
  SoCudaHandle* m_mapDataToIndexHandle;
  SoCudaHandle* m_mapDataToRgbaHandle;
  SoCudaHandle* m_mapDataRangeToRgbaHandle;
};

#endif //SOCUDACONVERTION_H

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