MeshViz/3Ddata/PoStreamParticleMotion.h

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

#ifndef  _PO_STREAMPARTICLEMOTION_
#define  _PO_STREAMPARTICLEMOTION_

#include <MeshViz/3Ddata/PoBaseStreamLine.h>
#include <Inventor/fields/SoSFBool.h>


class SoLineSet;

class  PoStreamParticleMotion : public PoBaseStreamLine {
  
  SO_KIT_HEADER(PoStreamParticleMotion) ;
  

 public:

  /* Fields */

  SoSFInt32 pulseFrequency;

  SoSFFloat shiftStart;

  SoSFFloat timeStep;

  SoSFBool  isStartRandomized;

  SoSFBool  isBlinking;

  SoSFInt32 viewFrame;

  SoSFFloat blinkSpeed;

  /*----------------------------------------------------------------------------*/
 private:
  static void initClass() ;
    static void exitClass() ;

 private:
  PoStreamParticleMotion();
  // Constructor.

  virtual ~PoStreamParticleMotion() ;  
  // Destructor

  virtual void   setDefaultOnNonWritingFields();
  virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;

  void saveSpeed(PiStreamPath &stream_path, SbVec3f &speed);
  void saveTime(PiStreamPath &stream_path, float time);

  void rebuildFrames( const SbString& part_name );
  SbBool modifyBlinkerParams( const SbString& part_name );

  SbBool fieldsHaveChanged();

  PiStreamPath *m_streamPath;
  int          m_allocStreamPath;

 private:
  FieldSensorList m_fieldSensorList ;
  // Sensors

  SoFieldList     m_fieldList ;
  // List of fields defined in this class

  virtual void newAnimator(SoGroup *group, SoLineSet *line_set, 
                           SoCoordinate3 *particle_coord, SoCoordinate3 *particle_speed, 
                           SoMFColor *particle_color);
  virtual void endAnimator(SoGroup *group, SoLineSet *line_set, 
                           SoCoordinate3 *particle_coord, SoCoordinate3 *particle_speed, 
                           SoMFColor *particle_color);
  virtual void newFrame(SoGroup *frame, int frame_ind);
  virtual void endFrame(SoGroup *frame, int frame_ind);
  virtual void newLine(SoGroup *line, int line_ind);
  virtual void endLine(SoGroup *line, int line_ind);
  virtual void newParticle(const SbVec3f &pos, const SbVec3f &speed, const SbVec3f &norm, const SbColor *color, int ind);
  // method to build the frames to be animated
} ;

/*----------------------------------------------------------------------------*/

#endif /* _PO_STREAMPARTICLEMOTION_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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