DeletionBoundary.cc

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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>.
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#include <limits>

#include "DeletionBoundary.h"
#include "ParticleHandler.h"
#include "Particles/BaseParticle.h"

DeletionBoundary::DeletionBoundary()
        : BaseBoundary()
{
    distance_ = std::numeric_limits<double>::quiet_NaN();
    scaleFactor_ = std::numeric_limits<double>::quiet_NaN();
#ifdef DEBUG_CONSTRUCTOR
    std::cout<<"DeletionBoundary::DeletionBoundary() finished"<<std::endl;
#endif
}

DeletionBoundary::~DeletionBoundary()
{
#ifdef DEBUG_DESTRUCTOR
    std::cout<<"DeletionBoundary::~DeletionBoundary() finished"<<std::endl;
#endif   
}

DeletionBoundary* DeletionBoundary::copy() const
{
    return new DeletionBoundary(*this);
}

void DeletionBoundary::set(const Vec3D& normal, Mdouble distance)
{
    scaleFactor_ = 1. / std::sqrt(Vec3D::dot(normal, normal));
    normal_ = normal * scaleFactor_;
    distance_ = distance * scaleFactor_;
}

void DeletionBoundary::move(Mdouble distance)
{
    distance_ = distance * scaleFactor_;
}

Mdouble DeletionBoundary::getDistance(const Vec3D& position) const
        {
    return distance_ - Vec3D::dot(position, normal_);
}

bool DeletionBoundary::checkBoundaryAfterParticleMoved(BaseParticle* p, ParticleHandler& pH)
{
    if (getDistance(p->getPosition()) < 0)
    {
        pH.removeObject(p->getIndex());
        return true;
    }
    else
        return false;
}

void DeletionBoundary::read(std::istream& is)
{
    BaseBoundary::read(is);
    std::string dummy;
    is >> dummy >> normal_
            >> dummy >> scaleFactor_
            >> dummy >> distance_;
}

void DeletionBoundary::oldRead(std::istream& is)
{
    std::string dummy;
    is >> dummy >> normal_ >> dummy >> scaleFactor_ >> dummy >> distance_;
}

void DeletionBoundary::write(std::ostream& os) const
        {
    BaseBoundary::write(os);
    os << " normal " << normal_
            << " scaleFactor " << scaleFactor_
            << " distance " << distance_;
}

std::string DeletionBoundary::getName() const
{
    return "DeletionBoundary";
}