bendComponent.h

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// -*- Mode: C++; tab-width: 2; -*-
// vi: set ts=2:
//
// Molecular Mechanics: Amber force field, bond stretch component

#ifndef BALL_MOLMEC_COMMON_BENDCOMPONENT_H
#define BALL_MOLMEC_COMMON_BENDCOMPONENT_H

#ifndef BALL_COMMON_H
# include <BALL/common.h>
#endif

#ifndef BALL_MOLMEC_COMMON_FORCEFIELDCOMPONENT_H
# include <BALL/MOLMEC/COMMON/forceFieldComponent.h>
#endif

#ifndef BALL_MOLMEC_PARAMETER_QUADRATICANGLEBEND_H
# include <BALL/MOLMEC/PARAMETER/quadraticAngleBend.h>
#endif

namespace BALL
{
  class ForceField;
  class BALL_EXPORT BendComponent : public ForceFieldComponent
  {
    public:
      BALL_CREATE(BendComponent)

      

      BendComponent();

      BendComponent(ForceField& force_field);

      virtual ~BendComponent();



      virtual double updateEnergy();

      virtual void updateForces();


    protected:

      /*_ @name Private Attributes  
      */
      //_@{

      /*_ pointer to the array of bends
      */
      vector<QuadraticAngleBend::Data> bend_;

      QuadraticAngleBend bend_parameters_;

      //_@}
  };
} // namespace BALL

#endif //BALL_MOLMEC_COMMON_BENDCOMPONENT_H

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