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/* This file is part of the OpenLB library
*
* Copyright (C) 2018 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_CONST_2D_H
#define SUPER_CONST_2D_H
#include "superBaseF2D.h"
#include "core/vector.h"
namespace olb {
/// Functor returning a constant vector for all inputs
/**
* Note that outside of SuperCalcF2D you should never be required to
* instantiate this functor by itself. Functor arithmetic involving
* constant values only makes sense in conjunction with simulation
* dependent functors.
*
* Instantiation of this functor is performed by SuperCalcF2D to compose
* normal functors with constant vectors. e.g. scalar multiplication
*
* SuperCalcF2D handles compositions of blockified and non-blockified
* functors which is why SuperConst2D is explicitly not blockified.
**/
template <typename T, typename W = T>
class SuperConst2D final : public SuperF2D<T,W> {
protected:
const std::vector<W> _c;
public:
/// Constructor accepting std::vector
/**
* \param superStructure Only required to instantiate underlying SuperF2D
* \param v std::vector to be copied to output by operator.
* Size determines target dimension.
**/
SuperConst2D(SuperStructure2D<T>& superStructure, std::vector<W> v);
/// Constructor accepting single scalar
SuperConst2D(SuperStructure2D<T>& superStructure, W scalar);
/// Constructor template accepting vectors
template <unsigned Size>
SuperConst2D(SuperStructure2D<T>& superStructure, Vector<W,Size> v)
: SuperConst2D(superStructure, v.toStdVector()) { };
bool operator() (W output[], const int input[]) override;
};
}
#endif
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