LeesEdwardsBoundary.h

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//Copyright (c) 2013-2014, The MercuryDPM Developers Team. All rights reserved.
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#ifndef LEESEDWARDSBOUNDARY_H
#define LEESEDWARDSBOUNDARY_H

#include "BaseBoundary.h"

#include <functional>

class ParticleHandler;

class LeesEdwardsBoundary : public BaseBoundary
{
public:
    
    void set(std::function<double (double)> shift, std::function<double (double)> velocity, Mdouble left, Mdouble right, Mdouble down, Mdouble up);  
    
    void read(std::istream& is);
    
    void write(std::ostream& os) const;
    
    virtual std::string getName() const;
    
    LeesEdwardsBoundary* copy() const;
    
    Mdouble getHorizontalDistance(BaseParticle& p, bool& positive);
    
    Mdouble getVerticalDistance(BaseParticle& p, bool& positive);

    void shiftHorizontalPosition(BaseParticle* p, bool positive);

    void shiftVerticalPosition(BaseParticle* p, bool positive);
    
    bool checkBoundaryAfterParticleMoved(BaseParticle* p, ParticleHandler& pH UNUSED);
    
    void createPeriodicParticles(BaseParticle* p, ParticleHandler& pH);
    
    void createHorizontalPeriodicParticles(BaseParticle* p, ParticleHandler& pH);
    
    void createVerticalPeriodicParticles(BaseParticle* p, ParticleHandler& pH);
private:
    Mdouble left_;      
    Mdouble right_;     
    Mdouble down_;      
    Mdouble up_;        
    std::function<double (double)> shift_;
    std::function<double (double)> velocity_;  
};
#endif