generalized_force_law.h

/* Copyright (C) 2004-2014 MBSim Development Team
 * 
 * This library 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 2.1 of the License, or (at your option) any later version. 
 * 
 * This library 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 library; if not, write to the Free Software 
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 *
 * Contact: martin.o.foerg@googlemail.com
 */
 
#ifndef _GENERALIZED_FORCE_LAW_H_
#define _GENERALIZED_FORCE_LAW_H_
 
#include "mbsim/functions/function.h"
 
namespace MBSim {
 
  class GeneralizedImpactLaw;
 
  class GeneralizedForceLaw : public Element {
    public:
      GeneralizedForceLaw() : Element(uniqueDummyName(this)) {
        plotFeature[plotRecursive]=false;
      }
 
      ~GeneralizedForceLaw() override = default;
 
      /* INTERFACE FOR DERIVED CLASSES */
      virtual bool isClosed(double g, double gTol) { return true; }
 
      virtual double project(double la, double gdn, double r, double laMin=0) { throwError("(GeneralizedForceLaw::project): Not implemented."); }
      virtual fmatvec::Vec diff(double la, double gdn, double r, double laMin=0) { throwError("(GeneralizedForceLaw::diff): Not implemented."); }
      virtual double solve(double G, double gdn) { throwError("(GeneralizedForceLaw::solve): Not implemented."); }
      virtual double operator()(double g, double gd) { throwError("(GeneralizedForceLaw::operator()): Not implemented."); }
 
      virtual bool isFulfilled(double la,  double gdn, double tolla, double tolgd, double laMin=0) { return true; }
 
      virtual bool isSetValued() const = 0;
 
      virtual GeneralizedImpactLaw* createGeneralizedImpactLaw() const { return nullptr; }
  };
 
}
 
#endif