BaseInteractable.h

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

#include <list>
#include <functional>

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

class BaseParticle;
class ParticleSpecies;
class BaseInteraction;
class InteractionHandler;
class BaseInteractable : public BaseObject
{
public:
    BaseInteractable();

    BaseInteractable(const BaseInteractable &p);

    virtual ~BaseInteractable();

    virtual void read(std::istream& is) = 0;

    virtual void write(std::ostream& os) const = 0;

    unsigned int getIndSpecies() const;

    virtual void setIndSpecies(unsigned int indSpecies);

    const ParticleSpecies* getSpecies() const;

    void setSpecies(const ParticleSpecies* species);

    const Vec3D& getForce() const;

    const Vec3D& getTorque() const;

    void setForce(Vec3D force);

    void setTorque(Vec3D torque);

    void addForce(Vec3D addForce);

    void addTorque(Vec3D addTorque);

    const Vec3D& getPosition() const;

    const Vec3D& getOrientation() const;

    void setPosition(const Vec3D& position);

    void setOrientation(const Vec3D& orientation);

    virtual void move(const Vec3D& move);

    void rotate(const Vec3D& rotate);

    const std::list<BaseInteraction*>& getInteractions() const;

    void addInteraction(BaseInteraction* I);

    bool removeInteraction(BaseInteraction* I);

    void copyInteractionsForPeriodicParticles(const BaseInteractable &p);

    void setVelocity(const Vec3D& velocity);
    
    void setAngularVelocity(const Vec3D& angularVelocity);

    void addVelocity(const Vec3D& velocity);

    void addAngularVelocity(const Vec3D& angularVelocity);
    
    virtual const Vec3D& getVelocity() const;

    virtual const Vec3D& getAngularVelocity() const;

    void setPrescribedPosition(std::function<Vec3D (double)> prescribedPosition);

    void applyPrescribedPosition(double time);

    void setPrescribedVelocity(std::function<Vec3D (double)> prescribedVelocity);

    void applyPrescribedVelocity(double time);

    void setPrescribedOrientation(std::function<Vec3D (double)> prescribedOrientation);

    void applyPrescribedOrientation(double time);

    void setPrescribedAngularVelocity(std::function<Vec3D (double)> prescribedAngularVelocity);

    void applyPrescribedAngularVelocity(double time);

    virtual BaseInteraction* getInteractionWith(BaseParticle *P, Mdouble timeStamp, InteractionHandler* interactionHandler)=0;

    virtual const Vec3D getVelocityAtContact(const Vec3D& contact) const;

    void integrateBeforeForceComputation(double time, double timeStep);

    void integrateAfterForceComputation(double time, double timeStep);

private:
    std::function<Vec3D (double)> prescribedPosition_;
    
    std::function<Vec3D (double)> prescribedVelocity_;
    
    std::function<Vec3D (double)> prescribedOrientation_;
    
    std::function<Vec3D (double)> prescribedAngularVelocity_;

    Vec3D position_;

    Vec3D orientation_;

    Vec3D angularVelocity_;

    Vec3D force_;

    Vec3D torque_;

    const ParticleSpecies* species_;

    unsigned int indSpecies_;

    Vec3D velocity_;

    std::list<BaseInteraction*> interactions_;
};
#endif