Inventor/algorithms/SoSeismic.h

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

#include <Inventor/SbDataType.h>

#include <Inventor/algorithms/SoAlgorithmsDefs.h>

#define HILBERT_FILTER_RADIUS 30
#define HILBERT_KERNEL_SIZE (2 * HILBERT_FILTER_RADIUS + 1)

class SoBufferObject;
class SoCpuBufferObject;
class SoConvolution;

class   SoSeismic
{
private:
  virtual ~SoSeismic();

  static void initClass();

  static void exitClass();

public:
  SoSeismic();

  virtual int computeInstPhase( SoBufferObject* sourceBufferObject, SoBufferObject* targetBufferObject,
                                    int traceSize, int numTrace );

  virtual int computeEnvelope( SoBufferObject* sourceBufferObject, SoBufferObject* targetBufferObject,
                                   int traceSize, int numTrace );

  virtual int computeHilbert( SoBufferObject* sourceBufferObject, SoBufferObject* targetBufferObject,
                                    int width, int height );

  int computeInstPhase( SoCpuBufferObject* sourceBufferObject, SoCpuBufferObject* targetBufferObject,
                                    int traceSize, int numTrace );

  int computeEnvelope( SoCpuBufferObject* sourceBufferObject, SoCpuBufferObject* targetBufferObject,
                                   int traceSize, int numTrace );

  int computeHilbert( SoCpuBufferObject* sourceBufferObject, SoCpuBufferObject* targetBufferObject,
                                    int width, int height );

private:

  static void initKernel();

  static void genHilbert( float* kernel, unsigned int k_radius );

private:

  // Hilbert kernel storage.
  static float s_hilbertKernel[ HILBERT_KERNEL_SIZE ];

private:
  // reference on convolution module used.
  SoConvolution* m_convolutionInterface;

};

#endif //SOSEISMIC_H

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