SoRotor.h

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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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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef  _SO_ROTOR_
#define  _SO_ROTOR_
 
#include <Inventor/nodes/SoRotation.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFBool.h>
 
#include <Inventor/engines/SoElapsedTime.h>
#include <Inventor/engines/SoCalculator.h>
#include <Inventor/engines/SoCompose.h>
#include <Inventor/sensors/SoFieldSensor.h>
#include <Inventor/sensors/SoOneShotSensor.h>
 
//
//  Class: SoRotor
//
//  SoRotation node that spins the rotation angle, keeping the axis constant
//
 
class  SoRotor : public SoRotation {
 
  SO_NODE_HEADER(SoRotor);
 
 public:
  // Fields
  SoSFFloat   speed;
  SoSFBool    on;
 
  SoRotor();
 
 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 ~SoRotor();
 
 private:
  // internal engines to compute the rotation
  class SoElapsedTime         *time;
  class SoCalculator          *calc;
  class SoComposeRotation     *compose;
  class SoDecomposeRotation   *decompose; // COMPAT 2.0 ???
 
  // keep track of internal connection
  class SoEngineOutput        *internalConnection;
 
  class SoOneShotSensor       *rotationSensor;
  class SoFieldSensor         *onSensor; // COMPAT 2.0 ???
 
  static void rotationSensorCB(void *data, class SoSensor *sensor);
  static void onSensorCB(void *data, class SoSensor *sensor);
};
 
#endif /* _SO_ROTOR_ */