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/* This file is part of the OpenLB library
*
* Copyright (C) 2018 Mathias J. Krause, Benedict Hasenauer
* 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 SUPER_LATTICE_TIME_AVERAGED_F2_D_H
#define SUPER_LATTICE_TIME_AVERAGED_F2_D_H
#include <vector>
namespace olb {
// Averages a functor value about a timespan and gives back the averaged value(TA)
// and in 2*Dim the root mean square value(RMS) of the functorvalue in Dim in the operator
// TA = SUM(functorvalue(iT)/SUM(iT))
// RMS = SQRT( SUM( (functorvalue(iT) - TA)^2 / SUM(iT) ) )
template <typename T>
class SuperLatticeTimeAveragedF2D final: public SuperF2D<T,T> {
private:
int _ensembles;
SuperF2D<T,T>& _sFunctor;
SuperData2D<T, T> _sData;
SuperData2D<T, T> _sDataP2;
public:
SuperLatticeTimeAveragedF2D(SuperF2D<T,T>& sFunctor);
bool operator() (T output[], const int input[]);
void addEnsemble();
int getEnsembles();
int getBlockFSize() const;
};
// The functor calculates the crosscorrelation(CC) of two functorvalues averaged above the Time
// CC = SUM((functorM[iT] - functorMAverage)*(functorN[iT] - functorNAverage))
// the dimesion of the functor is the product of the given functor dimensions
// the output if the functor M and N have two dimesnions is {m0*n0,m0*n1,m1*n0,m1*n0}
template <typename T>
class SuperLatticeTimeAveragedCrossCorrelationF2D final: public SuperF2D<T,T> {
private:
int _ensembles;
SuperF2D<T,T>& _sFunctorM;
SuperF2D<T,T>& _sFunctorN;
SuperData2D<T, T> _sDataM;
SuperData2D<T, T> _sDataN;
SuperData2D<T, T> _sDataMN;
public:
SuperLatticeTimeAveragedCrossCorrelationF2D(SuperF2D<T,T>& sFunctorM, SuperF2D<T,T>& sFunctorN);
bool operator() (T output[], const int input[]);
void addEnsemble();
};
template <typename T>
class SuperLatticeTimeAveraged2DL2Norm final: public SuperF2D<T,T> {
private:
SuperF2D<T,T>&_sFunctorM;
SuperF2D<T,T>&_sFunctorN;
SuperGeometry2D<T>& _sGeometry;
int _material;
public:
SuperLatticeTimeAveraged2DL2Norm(SuperF2D<T,T>& sFunctorM,SuperF2D<T,T>& sFunctorN,SuperGeometry2D<T>& sGeometry,int material);
bool operator() (T output[], const int input[]);
};
}
#endif
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