PeriodicBoundary.h

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

#include "BaseBoundary.h"
#include "Math/Vector.h"

class ParticleHandler;

class PeriodicBoundary : public BaseBoundary
{
public:
    PeriodicBoundary();
    
    ~PeriodicBoundary();
    
    PeriodicBoundary* copy() const;
    
    void set(Vec3D normal, Mdouble distanceLeft, Mdouble distanceRight);
    
    void set(Vec3D normal, Mdouble distanceLeft, Mdouble distanceRight, Vec3D shiftDirection);
    
    void moveLeft(Mdouble distanceLeft);
    
    void moveRight(Mdouble distanceRight);
    
    Mdouble getDistance(BaseParticle &p);
    
    Mdouble getDistance(const Vec3D &position);
    
    void shiftPosition(BaseParticle* p);
    
    /*
    Vec3D getShiftedPosition(Vec3D &Position);
    */
    
    void shiftPositions(Vec3D &postition1, Vec3D &postion2);

    bool isClosestToLeftBoundary() const;

    /*
    void getCloseTogether(Vec3D &P, Vec3D &Q);
    */

    void read(std::istream& is);
   
    MERCURY_DEPRECATED
    void oldRead(std::istream& is);
    
    void write(std::ostream& os) const;
    
    virtual std::string getName() const;
    
    /*
    Vec3D& getNormal();
     */
    
    void createPeriodicParticles(BaseParticle *p, ParticleHandler &pH);
    
    bool checkBoundaryAfterParticleMoved(BaseParticle *p, ParticleHandler &pH UNUSED);
    
private:
    bool closestToLeftBoundary_;
    Vec3D normal_;
    Mdouble distanceLeft_;
    Mdouble distanceRight_; 
    Mdouble scaleFactor_;  
    Vec3D shift_;
};
#endif