FGTemplateFunc.h

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/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
  Header: FGTemplateFunc.h
  Author: Bertrand Coconnier
  Date started: March 10 2018
 
  --------- Copyright (C) 2018  B. Coconnier (bcoconni@users.sf.net) -----------
 
  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.
 
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  SENTRY
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
#ifndef FGTEMPLATEFUNC_H
#define FGTEMPLATEFUNC_H
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  INCLUDES
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
#include "math/FGFunction.h"
#include "math/FGPropertyValue.h"
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  FORWARD DECLARATIONS
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
namespace JSBSim {
 
class FGFDMExec;
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  CLASS DOCUMENTATION
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  DECLARATION: FGTemplateFunc
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
class FGTemplateFunc : public FGFunction
{
public:
 
  FGTemplateFunc(FGFDMExec* fdmex, Element* element);
 
  double GetValue(FGPropertyNode* node) {
    var->SetNode(node);
    return FGFunction::GetValue();
  }
 
private:
  void bind(Element*, const std::string&) override {}
  FGPropertyValue_ptr var;
};
 
typedef SGSharedPtr<FGTemplateFunc> FGTemplateFunc_ptr;
 
} // namespace JSBSim
 
#endif