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Diffstat (limited to 'src/functors/lattice/blockCalcF2D.h')
-rw-r--r-- | src/functors/lattice/blockCalcF2D.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/functors/lattice/blockCalcF2D.h b/src/functors/lattice/blockCalcF2D.h new file mode 100644 index 0000000..5b7a6f4 --- /dev/null +++ b/src/functors/lattice/blockCalcF2D.h @@ -0,0 +1,97 @@ +/* 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_H +#define BLOCK_CALC_F_2D_H + +#include "utilities/arithmetic.h" +#include "blockBaseF2D.h" + +/** Note: Throughout the whole source code directory genericFunctions, the + * template parameters for i/o dimensions are: + * F: S^m -> T^n (S=source, T=target) + */ + +namespace olb { + + +/// Block level arithmetic operations for BlockF2D functors +/** + * \tparam F Function object defining the arithmetic operation to be perfomed + * e.g. std::minus for substraction + * + * Functors BlockCalcF2D<T,F>::_f and BlockCalcF2D<T,F>::_f are stored as GenericF<T,int> + * references to support arithmetic operations between block and super functors. For + * details see BlockCalcF2D<T,F>::operator(). + **/ +template <typename T, template<typename> class F> +class BlockCalcF2D : public BlockF2D<T> { +protected: + GenericF<T,int>& _f; + GenericF<T,int>& _g; + + /// Optional global cuboid ID for mixed super / block usage + const int _glob; + const bool _fIsBlock; + const bool _gIsBlock; +public: + BlockCalcF2D(BlockF2D<T>& f, BlockF2D<T>& g); + + /** + * \param f Block functor + * \param g Generic functor to be restricted to block level + * \param glob Global cuboid ID to be used to prefix calls to g + **/ + BlockCalcF2D(BlockF2D<T>& f, GenericF<T,int>& g, int glob); + + /** + * \param f Generic functor to be restricted to block level + * \param glob Global cuboid ID to be used to prefix calls to f + * \param g Block functor + **/ + BlockCalcF2D(GenericF<T,int>& f, int glob, BlockF2D<T>& g); + + bool operator() (T output[], const int input[]) override; +}; + +/// Block level addition functor (T==bool: Union) +template <typename T> +using BlockCalcPlus2D = BlockCalcF2D<T,util::plus>; + +/// Block level subtraction functor (T==bool: Without) +template <typename T> +using BlockCalcMinus2D = BlockCalcF2D<T,util::minus>; + +/// Block level multiplication functor (T==bool: Intersection) +template <typename T> +using BlockCalcMultiplication2D = BlockCalcF2D<T,util::multiplies>; + +/// Block level division functor +template <typename T> +using BlockCalcDivision2D = BlockCalcF2D<T,util::divides>; + + +} // end namespace olb + +#endif |