SoShuttle.h

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/*=======================================================================
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**=======================================================================*/
/*=======================================================================
** Author      : Ronen Barzel (MMM yyyy)
**=======================================================================*/
/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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 ***                        BORDEAUX, FRANCE                                        ***
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef  _SO_SHUTTLE_
#define  _SO_SHUTTLE_
 
#include <Inventor/nodes/SoTranslation.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFBool.h>
 
#include <Inventor/engines/SoElapsedTime.h>
#include <Inventor/engines/SoCalculator.h>
#include <Inventor/engines/SoInterpolate.h>
#include <Inventor/sensors/SoFieldSensor.h>
#include <Inventor/sensors/SoOneShotSensor.h>
 
//
//  Class: SoShuttle
//
//  SoTranslation node oscillates between two translations
//
 
class  SoShuttle : public SoTranslation {
 
  SO_NODE_HEADER(SoShuttle);
 
 public:
  // Fields
  SoSFVec3f           translation0;
  SoSFVec3f           translation1;
  SoSFFloat           speed;
  SoSFBool            on;
 
  SoShuttle();
 
 private:
  // overload write method not to write internal engines
  virtual void        write(class SoWriteAction *action);
 
 private:
  static void         initClass();
  static void         exitClass();
 
  // overload notify method to check for field updates
  virtual void notify(SoNotList *list);
 
 private:
  virtual ~SoShuttle();
 
 private:
  // internal engines to compute the translation
  class SoElapsedTime         *time;
  class SoCalculator          *calc;
  class SoInterpolateVec3f    *interp;
 
  // keep track of internal connection
  class SoEngineOutput        *internalConnection;
 
  class SoOneShotSensor       *translationSensor;
  class SoFieldSensor         *translation0Sensor;
  class SoFieldSensor         *translation1Sensor;
  class SoFieldSensor         *onSensor;
 
  static void translationSensorCB(void *data, class SoSensor *sensor);
  static void onSensorCB(void *data, class SoSensor *sensor);
};
 
#endif /* _SO_SHUTTLE_ */