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/////////////////////////////////////////////////////////////
// //
// Copyright (c) 2003-2014 by The University of Queensland //
// Centre for Geoscience Computing //
// http://earth.uq.edu.au/centre-geoscience-computing //
// //
// Primary Business: Brisbane, Queensland, Australia //
// Licensed under the Open Software License version 3.0 //
// http://www.apache.org/licenses/LICENSE-2.0 //
// //
/////////////////////////////////////////////////////////////
#ifndef ESYS_LSMCONTACT_H
#define ESYS_LSMCONTACT_H
#include "Foundation/vec3.h"
#include <math.h>
#include <iostream>
namespace esys
{
namespace lsm
{
class ParticleData
{
public:
ParticleData() : m_pos(), m_rad()
{
}
ParticleData(const Vec3 &pos, double rad) : m_pos(pos), m_rad(rad)
{
}
bool operator==(const ParticleData &pd) const
{
return ((getPos() == pd.getPos()) && (getRad() == pd.getRad()));
}
const Vec3 &getPos() const
{
return m_pos;
}
const double &getRad() const
{
return m_rad;
}
static bool is3d()
{
return s_is3d;
}
static bool is2d()
{
return !s_is3d;
}
static bool is3d(bool is3d)
{
s_is3d = is3d;
return s_is3d;
}
static const double FOUR_THIRDS_PI;
double getVolume() const
{
return
(
is3d()
?
FOUR_THIRDS_PI*getRad()*getRad()*getRad()
:
M_PI*getRad()*getRad()
);
}
void read(std::istream &iStream)
{
iStream >> m_pos >> m_rad;
}
void write(std::ostream &oStream) const
{
oStream
<< m_pos << " "
<< m_rad;
}
private:
Vec3 m_pos;
double m_rad;
static bool s_is3d;
};
}
}
namespace std {
inline std::istream &operator>>(std::istream &iStream, esys::lsm::ParticleData &pd)
{
pd.read(iStream);
return iStream;
}
inline std::ostream &operator<<(std::ostream &oStream, const esys::lsm::ParticleData &pd)
{
pd.write(oStream);
return oStream;
}
}
namespace esys
{
namespace lsm
{
class Contact
{
public:
Contact()
{
}
Contact(
const ParticleData &pd1,
const ParticleData &pd2,
const Vec3 &forcePos,
const Vec3 &force
)
: m_pd1(pd1),
m_pd2(pd2),
m_forcePos(forcePos),
m_force(force)
{
}
Contact(const Contact &data)
: m_pd1(data.getParticle1()),
m_pd2(data.getParticle2()),
m_forcePos(data.getForcePos()),
m_force(data.getForce())
{
}
const ParticleData &getParticle1() const
{
return m_pd1;
}
const ParticleData &getParticle2() const
{
return m_pd2;
}
const Vec3 &getCentrePos1() const
{
return getParticle1().getPos();
}
double getVolume1() const
{
return getParticle1().getVolume();
}
const Vec3 &getCentrePos2() const
{
return getParticle2().getPos();
}
double getVolume2() const
{
return getParticle2().getVolume();
}
const Vec3 &getForcePos() const
{
return m_forcePos;
}
const Vec3 &getForce() const
{
return m_force;
}
bool operator==(const Contact &data) const
{
return
(
(m_pd1 == data.m_pd1)
&&
(m_pd2 == data.m_pd2)
&&
(m_forcePos == data.m_forcePos)
&&
(m_force == data.m_force)
);
}
void write(std::ostream &oStream) const
{
oStream
<< m_pd1 << " "
<< m_pd2 << " "
<< m_forcePos << " "
<< m_force;
}
void read(std::istream &iStream)
{
iStream
>> m_pd1
>> m_pd2
>> m_forcePos
>> m_force;
}
private:
ParticleData m_pd1;
ParticleData m_pd2;
Vec3 m_forcePos;
Vec3 m_force;
};
}
}
inline std::istream &operator>>(std::istream &iStream, esys::lsm::Contact &contact)
{
contact.read(iStream);
return iStream;
}
inline std::ostream &operator<<(std::ostream &oStream, const esys::lsm::Contact &contact)
{
contact.write(oStream);
return oStream;
}
#endif
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