/usr/include/palabos/boundaryCondition/bounceBackModels2D.hh is in libplb-dev 1.5~r1+repack1-3.
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*
* Copyright (C) 2011-2015 FlowKit Sarl
* Route d'Oron 2
* 1010 Lausanne, Switzerland
* E-mail contact: contact@flowkit.com
*
* The most recent release of Palabos can be downloaded at
* <http://www.palabos.org/>
*
* The library Palabos is free software: you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* The library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* BounceBack dynamics models in 2D -- generic implementation.
*/
#ifndef BOUNCE_BACK_MODELS_2D_HH
#define BOUNCE_BACK_MODELS_2D_HH
#include "boundaryCondition/bounceBackModels2D.h"
#include "atomicBlock/blockLattice2D.h"
#include "core/cell.h"
#include "atomicBlock/dataProcessorWrapper2D.h"
#include <typeinfo>
namespace plb {
/* *************** Class InitializeMomentumExchangeFunctional2D ************* */
template<typename T, template<typename U> class Descriptor>
class InitializeMomentumExchangeFunctional2D : public BoxProcessingFunctional2D_L<T,Descriptor> {
public:
virtual void process(Box2D domain, BlockLattice2D<T,Descriptor>& lattice)
{
static const int bounceBackId = BounceBack<T,Descriptor>().getId();
static const int noDynamicsId = NoDynamics<T,Descriptor>().getId();
static const Array<plint,2> tmp((plint) 0, (plint) 0);
static const int mEBounceBackId = MomentumExchangeBounceBack<T,Descriptor>(tmp).getId();
for (plint iX=domain.x0; iX<=domain.x1; ++iX) {
for (plint iY=domain.y0; iY<=domain.y1; ++iY) {
Dynamics<T,Descriptor>& dynamics = lattice.get(iX,iY).getDynamics();
if (dynamics.getId() == mEBounceBackId) {
std::vector<plint> fluidDirections;
for (plint iPop=1; iPop<Descriptor<T>::q; ++iPop) {
plint nextX = iX + Descriptor<T>::c[iPop][0];
plint nextY = iY + Descriptor<T>::c[iPop][1];
Dynamics<T,Descriptor>& partner = lattice.get(nextX,nextY).getDynamics();
int partnerId = partner.getId();
if (partnerId != mEBounceBackId && partnerId != bounceBackId && partnerId != noDynamicsId) {
fluidDirections.push_back(iPop);
}
}
if (!fluidDirections.empty()) {
MomentumExchangeBounceBack<T,Descriptor>& bounceBackDynamics =
dynamic_cast<MomentumExchangeBounceBack<T,Descriptor>&>(dynamics);
bounceBackDynamics.setFluidDirections(fluidDirections);
}
}
}
}
}
virtual BlockDomain::DomainT appliesTo() const {
// Apply only to bulk, because envelopes should not contribute
// to the statistics.
return BlockDomain::bulk;
}
virtual void getTypeOfModification(std::vector<modif::ModifT>& modified) const {
modified[0] = modif::staticVariables;
}
virtual InitializeMomentumExchangeFunctional2D<T,Descriptor>* clone() const
{
return new InitializeMomentumExchangeFunctional2D<T,Descriptor>(*this);
}
};
/* ************* Class MomentumExchangeComplexDomainFunctional2D ** */
template<typename T, template<typename U> class Descriptor>
class MomentumExchangeComplexDomainFunctional2D
: public BoxProcessingFunctional2D_L<T,Descriptor>
{
public:
MomentumExchangeComplexDomainFunctional2D( DomainFunctional2D* domain_ )
: domain(domain_)
{ }
MomentumExchangeComplexDomainFunctional2D (
MomentumExchangeComplexDomainFunctional2D<T,Descriptor> const& rhs )
: domain(rhs.domain->clone())
{ }
MomentumExchangeComplexDomainFunctional2D<T,Descriptor>& operator= (
MomentumExchangeComplexDomainFunctional2D<T,Descriptor> const& rhs )
{
delete domain; domain = rhs.domain->clone();
return *this;
}
virtual ~MomentumExchangeComplexDomainFunctional2D() {
delete domain;
}
virtual void process(Box2D boundingBox, BlockLattice2D<T,Descriptor>& lattice)
{
static const int bounceBackId = BounceBack<T,Descriptor>().getId();
static const int noDynamicsId = NoDynamics<T,Descriptor>().getId();
static const Array<plint,2> tmp((plint) 0, (plint) 0);
static const int mEBounceBackId = MomentumExchangeBounceBack<T,Descriptor>(tmp).getId();
Dot2D relativeOffset = lattice.getLocation();
for (plint iX=boundingBox.x0; iX<=boundingBox.x1; ++iX) {
for (plint iY=boundingBox.y0; iY<=boundingBox.y1; ++iY) {
if ((*domain)(iX+relativeOffset.x,iY+relativeOffset.y)) {
Dynamics<T,Descriptor>& dynamics = lattice.get(iX,iY).getDynamics();
if (dynamics.getId() == mEBounceBackId) {
std::vector<plint> fluidDirections;
for (plint iPop=1; iPop<Descriptor<T>::q; ++iPop) {
plint nextX = iX + Descriptor<T>::c[iPop][0];
plint nextY = iY + Descriptor<T>::c[iPop][1];
Dynamics<T,Descriptor>& partner = lattice.get(nextX,nextY).getDynamics();
int partnerId = partner.getId();
if (partnerId != mEBounceBackId && partnerId != bounceBackId && partnerId != noDynamicsId) {
fluidDirections.push_back(iPop);
}
}
if (!fluidDirections.empty()) {
MomentumExchangeBounceBack<T,Descriptor>& bounceBackDynamics =
dynamic_cast<MomentumExchangeBounceBack<T,Descriptor>&>(dynamics);
bounceBackDynamics.setFluidDirections(fluidDirections);
}
}
}
}
}
}
virtual BlockDomain::DomainT appliesTo() const {
// Apply only to bulk, because envelopes should not contribute
// to the statistics.
return BlockDomain::bulk;
}
virtual void getTypeOfModification(std::vector<modif::ModifT>& modified) const {
modified[0] = modif::staticVariables;
}
virtual MomentumExchangeComplexDomainFunctional2D<T,Descriptor>* clone() const
{
return new MomentumExchangeComplexDomainFunctional2D<T,Descriptor>(*this);
}
private:
DomainFunctional2D* domain;
};
template<typename T, template<typename U> class Descriptor>
class InitializeDotMomentumExchangeFunctional2D : public DotProcessingFunctional2D_L<T,Descriptor> {
public:
virtual void process(DotList2D const& dotList, BlockLattice2D<T,Descriptor>& lattice)
{
static const int bounceBackId = BounceBack<T,Descriptor>().getId();
static const int noDynamicsId = NoDynamics<T,Descriptor>().getId();
static const Array<plint,2> tmp((plint) 0, (plint) 0);
static const int mEBounceBackId = MomentumExchangeBounceBack<T,Descriptor>(tmp).getId();
for (plint iDot=0; iDot<dotList.getN(); ++iDot) {
Dot2D const& dot = dotList.getDot(iDot);
plint iX = dot.x;
plint iY = dot.y;
Dynamics<T,Descriptor>& dynamics = lattice.get(iX,iY).getDynamics();
if (dynamics.getId() == mEBounceBackId) {
std::vector<plint> fluidDirections;
for (plint iPop=1; iPop<Descriptor<T>::q; ++iPop) {
plint nextX = iX + Descriptor<T>::c[iPop][0];
plint nextY = iY + Descriptor<T>::c[iPop][1];
Dynamics<T,Descriptor>& partner = lattice.get(nextX,nextY).getDynamics();
int partnerId = partner.getId();
if (partnerId != mEBounceBackId && partnerId != bounceBackId && partnerId != noDynamicsId) {
fluidDirections.push_back(iPop);
}
}
if (!fluidDirections.empty()) {
MomentumExchangeBounceBack<T,Descriptor>& bounceBackDynamics =
dynamic_cast<MomentumExchangeBounceBack<T,Descriptor>&>(dynamics);
bounceBackDynamics.setFluidDirections(fluidDirections);
}
}
}
}
virtual BlockDomain::DomainT appliesTo() const {
// Apply only to bulk, because envelopes should not contribute
// to the statistics.
return BlockDomain::bulk;
}
virtual void getTypeOfModification(std::vector<modif::ModifT>& modified) const {
modified[0] = modif::staticVariables;
}
virtual InitializeDotMomentumExchangeFunctional2D<T,Descriptor>* clone() const
{
return new InitializeDotMomentumExchangeFunctional2D<T,Descriptor>(*this);
}
};
template<typename T, template<class U> class Descriptor>
void initializeMomentumExchange (
BlockLattice2D<T,Descriptor>& lattice, Box2D domain )
{
applyProcessingFunctional (
new InitializeMomentumExchangeFunctional2D<T,Descriptor>(), domain, lattice );
}
template<typename T, template<class U> class Descriptor>
void initializeMomentumExchange (
BlockLattice2D<T,Descriptor>& lattice, Box2D boundingBox,
DomainFunctional2D* domain )
{
applyProcessingFunctional (
new MomentumExchangeComplexDomainFunctional2D<T,Descriptor>(domain), boundingBox, lattice );
}
template<typename T, template<class U> class Descriptor>
void initializeMomentumExchange (
BlockLattice2D<T,Descriptor>& lattice, DotList2D const& dotList )
{
applyProcessingFunctional (
new InitializeDotMomentumExchangeFunctional2D<T,Descriptor>(), dotList, lattice );
}
template<typename T, template<class U> class Descriptor>
void initializeMomentumExchange (
MultiBlockLattice2D<T,Descriptor>& lattice, Box2D domain )
{
applyProcessingFunctional (
new InitializeMomentumExchangeFunctional2D<T,Descriptor>(), domain, lattice );
}
template<typename T, template<class U> class Descriptor>
void initializeMomentumExchange (
MultiBlockLattice2D<T,Descriptor>& lattice, Box2D boundingBox,
DomainFunctional2D* domain )
{
applyProcessingFunctional (
new MomentumExchangeComplexDomainFunctional2D<T,Descriptor>(domain), boundingBox, lattice );
}
template<typename T, template<class U> class Descriptor>
void initializeMomentumExchange (
MultiBlockLattice2D<T,Descriptor>& lattice, DotList2D const& dotList )
{
applyProcessingFunctional (
new InitializeDotMomentumExchangeFunctional2D<T,Descriptor>(), dotList, lattice );
}
} // namespace plb
#endif // BOUNCE_BACK_MODELS_2D_H
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