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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 SUPER_LP_NORM_2D_H
#define SUPER_LP_NORM_2D_H
#include <memory>
#include <vector>
#include "utilities/functorPtr.h"
namespace olb {
template<typename T, typename W> class SuperF2D;
template<typename T> class SuperIndicatorF2D;
template<typename T> class SuperGeometry2D;
/// Functor that returns the Lp norm over omega of the the euklid norm of the input functor
/**
* Maintains block level BlockLpNorm2D functors as required.
*
* P == 0: inf norm
* P >= 1: p norm
*/
template <typename T, typename W, int P>
class SuperLpNorm2D : public SuperF2D<T,W> {
private:
FunctorPtr<SuperF2D<T,W>> _f;
FunctorPtr<SuperIndicatorF2D<T>> _indicatorF;
public:
/**
* \param f (non-)owning pointer or reference to SuperF2D<T,W>
* \param indicatorF (non-)owning pointer or reference to SuperIndicatorF2D<T>.
* Describes the subset to be integrated.
**/
SuperLpNorm2D(FunctorPtr<SuperF2D<T,W>>&& f,
FunctorPtr<SuperIndicatorF2D<T>>&& indicatorF);
/**
* Legacy constructor accepting super geometry reference.
*
* \param f (non-)owning pointer or reference to SuperF2D<T,W>
* \param indicatorF (non-)owning pointer or reference to SuperIndicatorF2D<T>.
* Describes the subset to be integrated.
**/
SuperLpNorm2D(FunctorPtr<SuperF2D<T,W>>&& f,
SuperGeometry2D<T>&,
FunctorPtr<SuperIndicatorF2D<T>>&& indicatorF);
/**
* \param f (non-)owning pointer or reference to SuperF2D<T,W>
* \param geometry super geometry required to construct SuperIndicatorMaterial2D using materials
* \param materials vector of material numbers to be included in the Lp norm
**/
SuperLpNorm2D(FunctorPtr<SuperF2D<T,W>>&& f,
SuperGeometry2D<T>& geometry,
std::vector<int> materials);
/**
* \param f (non-)owning pointer or reference to SuperF2D<T,W>
* \param geometry super geometry required to construct SuperIndicatorMaterial2D using material
* \param material single material number to be included in the Lp norm
**/
SuperLpNorm2D(FunctorPtr<SuperF2D<T,W>>&& f,
SuperGeometry2D<T>& geometry,
int material);
bool operator() (W output[], const int input[]) override;
};
/// Functor that returns the L1 norm over omega of the the euklid norm of the input functor
template <typename T, typename W = T>
using SuperL1Norm2D = SuperLpNorm2D<T,W,1>;
/// Functor that returns the L2 norm over omega of the the euklid norm of the input functor
template <typename T, typename W = T>
using SuperL2Norm2D = SuperLpNorm2D<T,W,2>;
/// Functor that returns the Linf norm over omega of the the euklid norm of the input functor
template <typename T, typename W = T>
using SuperLinfNorm2D = SuperLpNorm2D<T,W,0>;
}
#endif
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