PoStreamLineMotion.h

/*=======================================================================
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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef  _PO_STREAMLINEMOTION_
#define  _PO_STREAMLINEMOTION_
 
#include <MeshViz/3Ddata/PoStreamParticleMotion.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFColor.h>

class  PoStreamLineMotion : public PoStreamParticleMotion {
  
  SO_KIT_HEADER(PoStreamLineMotion) ;
  
  /* Define fields for new parts */
  SO_KIT_CATALOG_ENTRY_HEADER(groupStreamLineMotion) ;
  
 
 public:

  PoStreamLineMotion();

  virtual void   rebuild();
 
  /* Fields */

  SoSFFloat lineWidth;

  SoSFColor lineColor;

  SoSFColor particleColor;
 
  /*----------------------------------------------------------------------------*/
 private:
  static void initClass() ;
    static void exitClass() ;
 
 private:
  virtual ~PoStreamLineMotion() ;  
  // Destructor
 
  virtual void   setDefaultOnNonWritingFields();
  virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;
 
 private:
  FieldSensorList m_fieldSensorList ;
  // Sensors
 
  SoFieldList     m_fieldList ;
  // List of fields defined in this class
 
  void newAnimator(SoGroup *group, SoLineSet *line_set, 
                   SoCoordinate3 *particle_coord, SoCoordinate3 *particle_speed, 
                   SoMFColor *particle_color);
  void endAnimator(SoGroup *group, SoLineSet *line_set, 
                   SoCoordinate3 *particle_coord, SoCoordinate3 *particle_speed, 
                   SoMFColor *particle_color);
  void newFrame(SoGroup *frame, int frame_ind);
  void endFrame(SoGroup *frame, int frame_ind);
  void newLine(SoGroup *line, int line_ind);
  void endLine(SoGroup *line, int line_ind);
  void newParticle(const SbVec3f &pos, const SbVec3f &speed, const SbVec3f &norm, const SbColor *color, int ind);
  // method to build the frames to be animated
 
  int m_numPoints;
  
} ;
 
/*----------------------------------------------------------------------------*/
 
#endif /* _PO_STREAMLINEMOTION_ */