MercuryBase.h

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//Copyright (c) 2013-2014, The MercuryDPM Developers Team. All rights reserved.
//For the list of developers, see <http://www.MercuryDPM.org/Team>.
//
//Redistribution and use in source and binary forms, with or without
//modification, are permitted provided that the following conditions are met:
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//  * Neither the name MercuryDPM nor the
//    names of its contributors may be used to endorse or promote products
//    derived from this software without specific prior written permission.
//
//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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#ifndef MERCURYBASE_H
#define MERCURYBASE_H

#include <ostream>
#include <iostream>
#include <stdlib.h>

#include "DPMBase.h"
#include "HGrid.h"
#include "Logger.h"

enum HGridMethod
{
    BOTTOMUP, TOPDOWN
};

enum HGridDistribution
{
    OLDHGRID, LINEAR, EXPONENTIAL, USER
};

class MercuryBase : public virtual DPMBase
{
public:   
    MercuryBase();

    ~MercuryBase();

    MercuryBase(const MercuryBase& mercuryBase);

    void constructor();

    void hGridActionsBeforeTimeLoop() override;

    void hGridActionsBeforeTimeStep() override;

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

    void write(std::ostream& os, bool writeAllParticles = true) const override;

    Mdouble getHGridCurrentMaxRelativeDisplacement() const;

    Mdouble getHGridTotalCurrentMaxRelativeDisplacement() const;

    void setHGridUpdateEachTimeStep(bool updateEachTimeStep);

    bool getHGridUpdateEachTimeStep() const override;

    void setHGridMaxLevels(unsigned int HGridMaxLevels);

    unsigned int getHGridMaxLevels() const;

    HGridMethod getHGridMethod() const;

    void setHGridMethod(HGridMethod hGridMethod);

    HGridDistribution getHGridDistribution() const;

    void setHGridDistribution(HGridDistribution hGridDistribution);

    Mdouble getHGridCellOverSizeRatio() const;

    void setHGridCellOverSizeRatio(Mdouble cellOverSizeRatio);

    bool hGridNeedsRebuilding();
    
    virtual unsigned int getHGridTargetNumberOfBuckets() const;
    
    virtual Mdouble getHGridTargetMinInteractionRadius() const;
    
    virtual Mdouble getHGridTargetMaxInteractionRadius() const;
    
    bool checkParticleForInteraction(const BaseParticle& P) override;
    
    virtual Mdouble userHGridCellSize(unsigned int level);

protected:
    
    void hGridRebuild();

    void hGridInsertParticle(BaseParticle* obj) override;

    void broadPhase(BaseParticle* i) override;
    
    virtual void hGridFindOneSidedContacts(BaseParticle* obj) = 0;
    
    virtual bool hGridHasParticleContacts(const BaseParticle* obj)=0;

    void hGridUpdateMove(BaseParticle * iP, Mdouble move) override;

    void hGridActionsBeforeIntegration() override;

    void hGridActionsAfterIntegration() override;
    
    HGrid* getHGrid();

    const HGrid* getHGrid() const;

    bool readNextArgument(int& i, int argc, char *argv[]) override;

public:
    void hGridInfo() const;
    
private:
    HGrid* grid;
    
    HGridMethod hGridMethod_;
    
    HGridDistribution hGridDistribution_;
    
    Mdouble currentMaxRelativeDisplacement_;
    
    Mdouble totalCurrentMaxRelativeDisplacement_;
   
    bool gridNeedsUpdate_;
    
    bool updateEachTimeStep_;
    
    unsigned int hGridMaxLevels_;
    Mdouble hGridCellOverSizeRatio_;
};

#endif