OMKClock.h

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/*
 * Software OpenMASK-3DVis  INRIA 1993-2002, thereinafter the Software
 * 
 * The software has been developed within the Siames Project. 
 * INRIA hold intellectual property rights
 * 
 * The Software has been registered with the Agence pour la Protection des
 * Programmes (APP) under registration number IDDN.FR.001.500027.00.S.P.2001.000.41200
 *
 * This file may be distributed under the terms of the Q Public License
 * version 1.0 as defined by Trolltech AS of Norway and appearing in the file
 * LICENSE.QPL included in the packaging of this file.
 *
 * Licensees holding valid specific licenses issued by INRIA for the software may use 
 * this file in accordance with that specific license         
 *
 */
//-----------------------------------------------------------------------------
#ifndef OMKClockHEADER
#define OMKClockHEADER

#include <OMKExtensibleSimulatedObject.h>

#ifdef _MSC_VER
#include <windows.h>
#endif
namespace OMK
{
class OMK_API Clock 
: public OMK::ExtensibleSimulatedObject
{
public:
  DECLARE_OBJECT_FACTORY( Clock ) ;

  virtual void init();
  virtual void compute();  
  virtual bool processEvent( Event* event );



  bool isSleepActive() const { return _activeSleep ; }
  void setSleepActive( bool activeSleep ) { _activeSleep = activeSleep ; }
  bool isFreeRunning() const { return _freeRun; }
  void setFreeRunning( bool freeRun )
  {  
    _freeRun = freeRun;
  }
  float getRealMultiplier() const { return _realMult; }
  float getWantedMultiplier() const { return _wantedMult; }
  void setWantedMultiplier( float m ) { if( 0 < m ) _wantedMult = m; }
protected:

#ifdef _MSC_VER // WINDOWS Time Management
  LARGE_INTEGER _startSimulationDate;// Date at which simulation started (in micro-secondes).
  LARGE_INTEGER _lastCallDate;       // Last call date to compute in micro-secondes.
  LARGE_INTEGER _lastRealRefresh;    // To regularly update simulated clock and ratio display
  LARGE_INTEGER _processorFrequency; // Frequency ( clock processor speed )
#else // POSIX Time Management
  unsigned long _lastCallDate;   
  unsigned long _lastRealRefresh; 
#endif
  unsigned long _firstRealDate;  

  long          _timeToSpend;    
  unsigned long _simulFrequency; 

  float _wantedMult; 

  float _realMult;   

  bool _freeRun;      


  bool _activeSleep;  

  
  bool _simulationStarted; 

};  
} // namespace OMK
#endif  // OMKClockHEADER

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