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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 "pis/pi_storage.h"
//----------------------------------------------
// CElasticInteractionGroup functions
//----------------------------------------------
template<class T>
CRotElasticInteractionGroup<T>::CRotElasticInteractionGroup()
{
m_exIG=NULL;
this->m_update_timestamp=0;
}
template<class T>
CRotElasticInteractionGroup<T>::CRotElasticInteractionGroup(const CRotElasticIGP* Param)
{
m_exIG=NULL;
this->m_kr=Param->getNormalSpringConst();
this->m_update_timestamp=0;
}
template<class T>
void CRotElasticInteractionGroup<T>::setParam(const CRotElasticIGP* Param)
{
this->m_kr=Param->getNormalSpringConst();
}
template<class T>
void CRotElasticInteractionGroup<T>::calcForces()
{
console.Debug() << "calculating " << m_interactions.size() << " elastic forces\n" ;
for(vector<CRotElasticInteraction>::iterator it=m_interactions.begin();it!=m_interactions.end();it++){
it->calcForces();
}
}
/*!
Update the interactions from the neighbor table. If the ParallelParticleArray
has been rebuilt since the last update, the interaction group is cleared and
rebuilt from scratch. Otherwise only new interactions are added.
*/
template<class T>
void CRotElasticInteractionGroup<T>::Update(ParallelParticleArray<T>* PPA)
{
console.XDebug() << "CElasticInteractionGroup::Update\n";
int count_l=0;
if(this->m_update_timestamp!=PPA->getTimeStamp()){// PPA rebuild since last update
// clean out old interactions
m_interactions.erase(m_interactions.begin(),m_interactions.end());
this->m_set.erase(this->m_set.begin(),this->m_set.end());
// get list of pairs from PPA
typename ParallelParticleArray<T>::PairListHandle plh=PPA->getFullPairList();
// generate interactions from pairs
for(typename ParallelParticleArray<T>::PairListIterator iter=plh->begin();iter!=plh->end();iter++){
// check vs. ExIG
vector<int> tv;
tv.push_back(iter->first->getID());
tv.push_back(iter->second->getID());
if(m_exIG!=NULL){
if(!m_exIG->isIn(tv)){
m_interactions.push_back(CRotElasticInteraction(iter->first,iter->second,m_kr));
this->m_set.insert(pair<int,int>(iter->first->getID(),iter->second->getID()));
console.XDebug() << "adding pair: " << iter->first->getID() << " - " << iter->second->getID() << "\n";
count_l++;
} else {
console.XDebug() << "not adding pair: " << iter->first->getID() << " - " << iter->second->getID() << "\n";
}
} else {
m_interactions.push_back(CRotElasticInteraction(iter->first,iter->second,m_kr));
this->m_set.insert(pair<int,int>(iter->first->getID(),iter->second->getID()));
console.XDebug() << "adding pair: " << iter->first->getID() << " - " << iter->second->getID() << "\n";
}
}
} else { // PPA not rebuilt since last update -> just get additional interactions
// get list of pairs from PPA
typename ParallelParticleArray<T>::PairListHandle plh=PPA->getNewPairList();
for(typename ParallelParticleArray<T>::PairListIterator iter=plh->begin();iter!=plh->end();iter++){
// check vs. ExIG
vector<int> tv;
tv.push_back(iter->first->getID());
tv.push_back(iter->second->getID());
if(m_exIG!=NULL){
if(!m_exIG->isIn(tv)){
m_interactions.push_back(CRotElasticInteraction(iter->first,iter->second,m_kr));
this->m_set.insert(pair<int,int>(iter->first->getID(),iter->second->getID()));
console.XDebug() << "adding pair: " << iter->first->getID() << " - " << iter->second->getID() << "\n";
count_l++;
} else {
console.XDebug() << "not adding pair: " << iter->first->getID() << " - " << iter->second->getID() << "\n";
}
} else {
m_interactions.push_back(CRotElasticInteraction(iter->first,iter->second,m_kr));
this->m_set.insert(pair<int,int>(iter->first->getID(),iter->second->getID()));
console.XDebug() << "adding pair: " << iter->first->getID() << " - " << iter->second->getID() << "\n";
}
}
}
this->m_update_timestamp=PPA->getTimeStamp();
console.XDebug() << "added " << count_l << " pairs to EIG\n";
console.XDebug() << "end CElasticInteractionGroup::Update\n";
}
template<class T>
ostream& operator<<(ostream& ost,const CRotElasticInteractionGroup<T>& E)
{
ost << "CElasticInteractionGroup : \n";
for(vector<CRotElasticInteraction>::const_iterator it=E.m_interactions.begin();it!=E.m_interactions.end();it++){
ost << *it << " , " ;
}
ost << "exchange list: \n";
for(set<pair<int,int> >::const_iterator vit=E.m_exchg_list.begin();vit!=E.m_exchg_list.end();vit++){
ost << "[ " << vit->first << " from " << vit->second << " ] , ";
}
return ost;
}
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