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/* This file is part of the OpenLB library
*
* Copyright (C) 2013-2017 Albert Mink, Lukas Baron, Mathias J. Krause,
* Adrian Kummerlaender
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef BLOCK_CALC_F_2D_HH
#define BLOCK_CALC_F_2D_HH
#include "blockCalcF2D.h"
namespace olb {
template <typename T, template<typename> class F>
BlockCalcF2D<T,F>::BlockCalcF2D (BlockF2D<T>& f, BlockF2D<T>& g)
: BlockF2D<T>(
g.getBlockStructure(),
f.getTargetDim() > g.getTargetDim() ? f.getTargetDim() : g.getTargetDim()),
_f(f), _g(g),
_glob{}, _fIsBlock(true), _gIsBlock(true)
{
this->getName() = "(" + f.getName() + F<T>::symbol + g.getName() + ")";
std::swap(f._ptrCalcC, this->_ptrCalcC);
}
template <typename T, template<typename> class F>
BlockCalcF2D<T,F>::BlockCalcF2D (BlockF2D<T>& f, GenericF<T,int>& g, int glob)
: BlockF2D<T>(
f.getBlockStructure(),
f.getTargetDim() > g.getTargetDim() ? f.getTargetDim() : g.getTargetDim()),
_f(f), _g(g),
_glob(glob), _fIsBlock(true), _gIsBlock(false)
{
this->getName() = "(" + f.getName() + F<T>::symbol + g.getName() + ")";
std::swap(f._ptrCalcC, this->_ptrCalcC);
}
template <typename T, template<typename> class F>
BlockCalcF2D<T,F>::BlockCalcF2D (GenericF<T,int>& f, int glob, BlockF2D<T>& g)
: BlockF2D<T>(
g.getBlockStructure(),
f.getTargetDim() > g.getTargetDim() ? f.getTargetDim() : g.getTargetDim()),
_f(f), _g(g),
_glob(glob), _fIsBlock(false), _gIsBlock(true)
{
this->getName() = "(" + f.getName() + F<T>::symbol + g.getName() + ")";
std::swap(f._ptrCalcC, this->_ptrCalcC);
}
template <typename T, template<typename> class F>
bool BlockCalcF2D<T,F>::operator()(T output[], const int input[])
{
T* outputF = output;
T outputG[this->getTargetDim()];
if ( this->_fIsBlock && this->_gIsBlock ) {
this->_f(outputF, input);
this->_g(outputG, input);
} else {
const int superInput[3] = { this->_glob, input[0], input[1] };
if ( this->_fIsBlock ) {
this->_f(outputF, input);
this->_g(outputG, superInput);
} else {
this->_f(outputF, superInput);
this->_g(outputG, input);
}
}
if ( _f.getTargetDim() == 1 || _g.getTargetDim() == 1 ) {
// scalar operation
if ( _f.getTargetDim() == 1 ) {
// apply the scalar f to possibly multidimensional g
for (int i = 1; i < this->getTargetDim(); i++) {
outputF[i] = outputF[0];
}
} else if ( _g.getTargetDim() == 1 ) {
// apply scalar g to possibly multidimensional f
for (int i = 1; i < this->getTargetDim(); i++) {
outputG[i] = outputG[0];
}
}
}
for (int i = 0; i < this->getTargetDim(); i++) {
output[i] = F<T>()(outputF[i], outputG[i]);
}
return true;
}
/////////////////////////////////operator()/// ////////////////////////////////
template <typename T>
BlockF2D<T>& BlockF2D<T>::operator+(BlockF2D<T>& rhs)
{
auto tmp = std::make_shared< BlockCalcPlus2D<T> >(*this,rhs);
this->_ptrCalcC = tmp;
return *tmp;
}
template <typename T>
BlockF2D<T>& BlockF2D<T>::operator-(BlockF2D<T>& rhs)
{
auto tmp = std::make_shared< BlockCalcMinus2D<T> >(*this,rhs);
this->_ptrCalcC = tmp;
return *tmp;
}
template <typename T>
BlockF2D<T>& BlockF2D<T>::operator*(BlockF2D<T>& rhs)
{
auto tmp = std::make_shared< BlockCalcMultiplication2D<T> >(*this,rhs);
this->_ptrCalcC = tmp;
return *tmp;
}
template <typename T>
BlockF2D<T>& BlockF2D<T>::operator/(BlockF2D<T>& rhs)
{
auto tmp = std::make_shared< BlockCalcDivision2D<T> >(*this,rhs);
this->_ptrCalcC = tmp;
return *tmp;
}
} // end namespace olb
#endif
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