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/* This file is part of the OpenLB library
*
* Copyright (C) 2017 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_INDICATOR_F_2D_HH
#define BLOCK_INDICATOR_F_2D_HH
#include <algorithm>
#include "blockIndicatorF2D.h"
#include "core/util.h"
namespace olb {
template <typename T>
BlockIndicatorFfromIndicatorF2D<T>::BlockIndicatorFfromIndicatorF2D(
IndicatorF2D<T>& indicatorF, BlockGeometryStructure2D<T>& blockGeometry)
: BlockIndicatorF2D<T>(blockGeometry),
_indicatorF(indicatorF)
{ }
template <typename T>
bool BlockIndicatorFfromIndicatorF2D<T>::operator() (bool output[], const int input[])
{
T physR[2];
this->_blockGeometryStructure.getPhysR(physR,input);
return _indicatorF(output,physR);
}
template <typename T>
Vector<int,2> BlockIndicatorFfromIndicatorF2D<T>::getMin()
{
const Vector<T,2> min = _indicatorF.getMin();
return Vector<int,2> {
static_cast<int>(floor(min[0])),
static_cast<int>(floor(min[1]))
};
}
template <typename T>
Vector<int,2> BlockIndicatorFfromIndicatorF2D<T>::getMax()
{
const Vector<T,2> max = _indicatorF.getMax();
return Vector<int,2> {
static_cast<int>(ceil(max[0])),
static_cast<int>(ceil(max[1]))
};
}
template <typename T, bool HLBM>
BlockIndicatorFfromSmoothIndicatorF2D<T,HLBM>::BlockIndicatorFfromSmoothIndicatorF2D(
SmoothIndicatorF2D<T,T,HLBM>& indicatorF, BlockGeometryStructure2D<T>& blockGeometry)
: BlockIndicatorF2D<T>(blockGeometry),
_indicatorF(indicatorF)
{ }
template <typename T, bool HLBM>
bool BlockIndicatorFfromSmoothIndicatorF2D<T,HLBM>::operator() (bool output[], const int input[])
{
T physR[2];
T inside[1];
this->_blockGeometryStructure.getPhysR(physR,input);
_indicatorF(inside, physR);
return !util::nearZero(inside[0]);
}
template <typename T, bool HLBM>
Vector<int,2> BlockIndicatorFfromSmoothIndicatorF2D<T,HLBM>::getMin()
{
return Vector<int,2>{0,0};
}
template <typename T, bool HLBM>
Vector<int,2> BlockIndicatorFfromSmoothIndicatorF2D<T,HLBM>::getMax()
{
return this->_blockGeometryStructure.getExtend() - Vector<int,2>{1,1};
}
template <typename T>
BlockIndicatorMaterial2D<T>::BlockIndicatorMaterial2D(
BlockGeometryStructure2D<T>& blockGeometry, std::vector<int> materials)
: BlockIndicatorF2D<T>(blockGeometry),
_materials(materials)
{ }
template <typename T>
BlockIndicatorMaterial2D<T>::BlockIndicatorMaterial2D(
BlockGeometryStructure2D<T>& blockGeometry, std::list<int> materials)
: BlockIndicatorMaterial2D(blockGeometry,
std::vector<int>(materials.begin(), materials.end()))
{ }
template <typename T>
BlockIndicatorMaterial2D<T>::BlockIndicatorMaterial2D(
BlockGeometryStructure2D<T>& blockGeometry, int material)
: BlockIndicatorMaterial2D(blockGeometry, std::vector<int>(1,material))
{ }
template <typename T>
bool BlockIndicatorMaterial2D<T>::operator() (bool output[], const int input[])
{
// read material number explicitly using the const version
// of BlockGeometry2D<T>::get to avoid resetting geometry
// statistics:
const BlockGeometryStructure2D<T>& blockGeometry = this->_blockGeometryStructure;
const int current = blockGeometry.get(input[0], input[1]);
output[0] = std::any_of(_materials.cbegin(),
_materials.cend(),
[current](int material) { return current == material; });
return true;
}
template <typename T>
bool BlockIndicatorMaterial2D<T>::isEmpty()
{
auto& statistics = this->getBlockGeometryStructure().getStatistics();
return std::none_of(_materials.cbegin(), _materials.cend(),
[&statistics](int material) -> bool {
return statistics.getNvoxel(material) > 0;
});
}
template <typename T>
Vector<int,2> BlockIndicatorMaterial2D<T>::getMin()
{
auto& blockGeometry = this->getBlockGeometryStructure();
auto& statistics = blockGeometry.getStatistics();
Vector<int,2> globalMin{
blockGeometry.getNx()-1,
blockGeometry.getNy()-1
};
for ( int material : _materials ) {
if ( statistics.getNvoxel(material) > 0 ) {
const Vector<int,2> localMin = statistics.getMinLatticeR(material);
for ( int d = 0; d < 2; ++d ) {
globalMin[d] = localMin[d] < globalMin[d] ? localMin[d] : globalMin[d];
}
}
}
return globalMin;
}
template <typename T>
Vector<int,2> BlockIndicatorMaterial2D<T>::getMax()
{
auto& statistics = this->getBlockGeometryStructure().getStatistics();
Vector<int,2> globalMax{ 0, 0 };
for ( int material : _materials ) {
if ( statistics.getNvoxel(material) > 0 ) {
const Vector<int,2> localMax = statistics.getMaxLatticeR(material);
for ( int d = 0; d < 2; ++d ) {
globalMax[d] = localMax[d] > globalMax[d] ? localMax[d] : globalMax[d];
}
}
}
return globalMax;
}
template <typename T>
BlockIndicatorIdentity2D<T>::BlockIndicatorIdentity2D(BlockIndicatorF2D<T>& indicatorF)
: BlockIndicatorF2D<T>(indicatorF.getBlockGeometryStructure()),
_indicatorF(indicatorF)
{ }
template <typename T>
bool BlockIndicatorIdentity2D<T>::operator() (bool output[], const int input[])
{
return _indicatorF(output, input);
}
template <typename T>
Vector<int,2> BlockIndicatorIdentity2D<T>::getMin()
{
return _indicatorF.getMin();
}
template <typename T>
Vector<int,2> BlockIndicatorIdentity2D<T>::getMax()
{
return _indicatorF.getMax();
}
} // namespace olb
#endif
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