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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>
CElasticInteractionGroup<T>::CElasticInteractionGroup()
{
m_exIG=NULL;
this->m_update_timestamp=0;
}
template<class T>
CElasticInteractionGroup<T>::CElasticInteractionGroup(const CElasticIGP* Param)
{
m_exIG=NULL;
m_k=Param->getSpringConst();
this->m_update_timestamp=0;
}
template<class T>
void CElasticInteractionGroup<T>::setParam(const CElasticIGP* Param)
{
m_k=Param->getSpringConst();
}
template<class T>
void CElasticInteractionGroup<T>::calcForces()
{
console.Debug() << "calculating " << m_interactions.size() << " elastic forces\n" ;
for(vector<CElasticInteraction>::iterator it=m_interactions.begin();it!=m_interactions.end();it++){
it->calcForces();
}
}
/*!
Update the interactions from the neighbortable. If the ParallelParticleArray has been rebuild since the last update, the interactiongroup is cleared and rebuild from scratch. Otherwise only new interactions are added.
*/
template<class T>
void CElasticInteractionGroup<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(CElasticInteraction(iter->first,iter->second,m_k));
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(CElasticInteraction(iter->first,iter->second,m_k));
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 rebuild 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(CElasticInteraction(iter->first,iter->second,m_k));
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(CElasticInteraction(iter->first,iter->second,m_k));
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 CElasticInteractionGroup<T>& E)
{
ost << "CElasticInteractionGroup : \n";
for(vector<CElasticInteraction>::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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