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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 //
// //
/////////////////////////////////////////////////////////////
#include "Model/FractalFriction.h"
#include "Foundation/console.h"
#include "tml/message/packed_message_interface.h"
FractalFrictionIGP::FractalFrictionIGP()
: AIGParam(),
k(0.0),
mu_0(0.0),
k_s(0.0),
dt(0.0),
mu(), //!< pointer to the array of friction coeff.
x0(0.0),y0(0.0),dx(0.0),dy(0.0), //!< origin and grid spacing of the array
nx(0),ny(0) //!< array size
{
}
FractalFrictionIGP::FractalFrictionIGP(const FractalFrictionIGP& F) : AIGParam(F)
{
k = F.k;
mu_0 = F.mu_0;
k_s = F.k_s;
dt = F.dt;
x0 = F.x0;
y0 = F.y0;
dx = F.dx;
dy = F.dy;
nx = F.nx;
ny = F.ny;
mu = boost::shared_ptr<double>(new double[nx*ny]);
for (int i = 0; i < nx*ny; i++)
{
(mu.get())[i] = (F.mu.get())[i];
}
}
FractalFrictionIGP &FractalFrictionIGP::operator=(const FractalFrictionIGP &F)
{
k = F.k;
mu_0 = F.mu_0;
k_s = F.k_s;
dt = F.dt;
x0 = F.x0;
y0 = F.y0;
dx = F.dx;
dy = F.dy;
nx = F.nx;
ny = F.ny;
mu = boost::shared_ptr<double>(new double[nx*ny]);
for (int i = 0; i < nx*ny; i++)
{
(mu.get())[i] = (F.mu.get())[i];
}
return *this;
}
FractalFrictionIGP::~FractalFrictionIGP()
{
///////delete mu;
}
CFractalFriction::CFractalFriction()
{
m_k=0.0;
m_mu=0.0;
m_r0=0.0;
m_ks=0.0;
m_dt=0.0;
}
/*!
Construct a CFractalFriction from 2 particle pointers and the parameters
\param p1 pointer to the first particle
\param p2 pointer to the second particle
\param param the interaction parameters
*/
CFractalFriction::CFractalFriction(CParticle* p1,CParticle* p2,const FractalFrictionIGP& param):CFrictionInteraction(p1,p2)
{
m_k=param.k;
m_ks=param.k_s;
m_r0=p1->getRad()+p2->getRad();
m_dt=param.dt;
m_cpos=p1->getPos()+((p2->getPos()-p1->getPos())*p1->getRad()/m_r0);
int idx=int(floor((m_cpos.X()-param.x0)/param.dx)); // where in the mu-array are we (x-dir)
idx= (idx<0) ? 0 : idx; // clamp idx to 0..nx-1
idx= (idx>=param.nx) ? param.nx-1 : idx;
int idy=int(floor((m_cpos.Y()-param.y0)/param.dy)); // where in the mu-array are we (x-dir)
idy= (idy<0) ? 0 : idy; // clamp idy to 0..ny-1
idy= (idy>=param.ny) ? param.ny-1 : idy;
int index=idx*param.ny+idy;
m_mu=param.mu_0*param.mu.get()[index];
// console.Debug() << "cpos,ix,iy,index,mu: " << m_cpos << " , " << idx << " , " << idy << " , " << index << " , " << m_mu << "\n";
}
CFractalFriction::~CFractalFriction()
{}
/*!
Get the particle member function which returns a scalar field of a given name.
\param name the name of the field
*/
CFractalFriction::ScalarFieldFunction CFractalFriction::getScalarFieldFunction(const string& name)
{
CFractalFriction::ScalarFieldFunction sf;
if (name=="potential_energy"){
sf=&CFractalFriction::getPotentialEnergy;
} else if (name=="slipping"){
sf=&CFractalFriction::getSlipping;
} else if (name=="count"){
sf=&CFractalFriction::Count;
} else {
sf=NULL;
cerr << "ERROR - invalid name for interaction scalar access function" << endl;
}
return sf;
}
/*!
Get the particle member function which returns a vector field of a given name.
\param name the name of the field
*/
CFractalFriction::VectorFieldFunction CFractalFriction::getVectorFieldFunction(const string& name)
{
CFractalFriction::VectorFieldFunction vf;
vf=NULL;
cerr << "ERROR - invalid name for interaction vector access function" << endl;
return vf;
}
/*!
Get the particle member function which returns a checked scalar field of a given name.
\param name the name of the field
*/
CFractalFriction::CheckedScalarFieldFunction CFractalFriction::getCheckedScalarFieldFunction(const string& name)
{
CFractalFriction::CheckedScalarFieldFunction sf;
if (name=="mu_eff_xy"){
sf=&CFractalFriction::getMuEffXY;
} else if (name=="mu_eff_xz"){
sf=&CFractalFriction::getMuEffXZ;
} else if (name=="F_fric"){
sf=&CFractalFriction::getAbsFrictionalForce;
} else if (name=="muF_n") {
sf=&CFractalFriction::getAbsMuFN;
} else if (name=="v_slip") {
sf=&CFractalFriction::getSlipVelocity;
} else {
sf=NULL;
cerr << "ERROR - invalid name for interaction scalar access function" << endl;
}
return sf;
}
/*!
Pack a CFractalFriction into a TML packed message
\param I the interaction
*/
template<>
void TML_PackedMessageInterface::pack<CFractalFriction>(const CFractalFriction& I)
{
append(I.m_k);
append(I.m_r0);
append(I.m_mu);
append(I.m_ks);
append(I.m_dt);
append(I.m_id[0]);
append(I.m_id[1]);
}
/*!
Unpack a CFractalFriction from a TML packed message
\param I the interaction
*/
template<>
void TML_PackedMessageInterface::unpack<CFractalFriction>(CFractalFriction& I)
{
I.m_k=pop_double();
I.m_r0=pop_double();
I.m_mu=pop_double();
I.m_ks=pop_double();
I.m_dt=pop_double();
I.m_id.erase(I.m_id.begin(),I.m_id.end());
I.m_id.push_back(pop_int());
I.m_id.push_back(pop_int());
}
ostream& operator<<(ostream& ost,const CFractalFriction& FI)
{
ost << "[" << FI.m_p1->getID() << " - " << FI.m_p2->getID() << "] : " << FI.m_mu ;
return ost;
}
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