FGLinearActuator.h

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/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
Header:       FGLinearActuator.h
Author:       Adriano Bassignana
Date started: 2019-01-02
 
------------- Copyright (C) 2019 A. Bassignana -------------
 
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your option) any
later version.
 
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
details.
 
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc., 59
Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
Further information about the GNU Lesser General Public License can also be
found on the world wide web at http://www.gnu.org.
 
HISTORY
--------------------------------------------------------------------------------
 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
SENTRY
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
#ifndef FGLINEARACTUATOR_H
#define FGLINEARACTUATOR_H
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
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#include "FGFCSComponent.h"
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
FORWARD DECLARATIONS
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namespace JSBSim {
    
class Element;
    
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 CLASS DOCUMENTATION
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
    
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 CLASS DECLARATION
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
class FGLinearActuator : public FGFCSComponent
{
public:
  FGLinearActuator(FGFCS* fcs, Element* element);
  ~FGLinearActuator();

  bool Run(void) override;
        
private:
  FGParameter_ptr ptrSet;
  bool set = true;
  FGParameter_ptr ptrReset;
  bool reset = false;
  int direction = 0;
  int countSpin = 0;
  int versus = 0;
  FGParameter_ptr ptrVersus;
  double bias = 0.0;
  FGParameter_ptr ptrBias;
  double inputLast = 0.0;
  double inputMem = 0.0;
  double module = 1.0;
  double hysteresis = 0.1;
  double input = 1.0;
  double rate = 0.3;
  double gain = 1.0;
  double lag = 0.0;
  double previousLagInput;
  double previousLagOutput;
  double ca; // lag filter coefficient "a"
  double cb; // lag filter coefficient "b"
 
  void Debug(int from) override;
};
}
#endif