MindlinRollingTorsionSpecies.h

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//Copyright (c) 2013-2017, The MercuryDPM Developers Team. All rights reserved.
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#ifndef MindlinRollingTorsionSpecies_H
#define MindlinRollingTorsionSpecies_H
#include "MindlinSpecies.h"
#include "Math/ExtendedMath.h"
#include "Interactions/FrictionForceInteractions/MindlinRollingTorsionInteraction.h"

class MindlinRollingTorsionSpecies : public MindlinSpecies
{
public:
    typedef MindlinRollingTorsionInteraction InteractionType;

    MindlinRollingTorsionSpecies();

    MindlinRollingTorsionSpecies(const MindlinRollingTorsionSpecies &s);

    virtual ~MindlinRollingTorsionSpecies();

    void read(std::istream& is) override;

    void write(std::ostream& os) const override;

    std::string getBaseName() const override;

    bool getUseAngularDOFs() const override;

    void mix(MindlinRollingTorsionSpecies* const S, MindlinRollingTorsionSpecies* const T);

//setters and getters

    //void setRollingStiffness(Mdouble new_kt);

    //Mdouble getRollingStiffness() const;

    void setRollingDissipation(Mdouble new_dispt);

    Mdouble getRollingDissipation() const;

    //mu has to be set to allow tangential forces (sets dispt=disp as default)
    void setRollingFrictionCoefficient(Mdouble new_mu);

    Mdouble getRollingFrictionCoefficient() const;

    void setRollingFrictionCoefficientStatic(Mdouble new_mu);

    Mdouble getRollingFrictionCoefficientStatic() const;

//    ///Allows the torsion stiffness to be changed
//    void setTorsionStiffness(Mdouble new_kt);
//
//    ///Allows the torsion stiffness to be accessed
//    Mdouble getTorsionStiffness() const;

    void setTorsionDissipation(Mdouble new_dispt);

    Mdouble getTorsionDissipation() const;

    //mu has to be set to allow tangential forces (sets dispt=disp as default)
    void setTorsionFrictionCoefficient(Mdouble new_mu);

    Mdouble getTorsionFrictionCoefficient() const;

    void setTorsionFrictionCoefficientStatic(Mdouble new_mu);

    Mdouble getTorsionFrictionCoefficientStatic() const;

private:
    Mdouble rollingStiffness_;
    
    Mdouble rollingDissipation_; 
   
    
    Mdouble rollingFrictionCoefficient_; 
    
    Mdouble rollingFrictionCoefficientStatic_; 
    
    Mdouble torsionStiffness_;
    
    Mdouble torsionDissipation_; 

    Mdouble torsionFrictionCoefficient_; 
    
    Mdouble torsionFrictionCoefficientStatic_; 
};
#endif