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https://develop.openfoam.com/Development/openfoam.git
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13ea73c31c
- constexpr, noexcept on various bits - addition of a 'one::minus' class that returns '-1' instead of '1'. There are no additional operations defined for this class, but it can be used in various places to signal alternative behaviour such as "initialize to a negative or other invalid value"
96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
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\\/ M anipulation | Copyright (C) 2018 OpenCFD Ltd.
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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inline constexpr zero operator+(const zero&, const zero&) noexcept
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{
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return Zero;
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}
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template<class Type>
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inline constexpr const Type& operator+(const Type& val, const zero&) noexcept
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{
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return val;
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}
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template<class Type>
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inline constexpr const Type& operator+(const zero&, const Type& val) noexcept
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{
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return val;
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}
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inline constexpr zero operator-(const zero&, const zero&) noexcept
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{
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return Zero;
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}
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template<class Type>
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inline constexpr const Type& operator-(const Type& val, const zero&) noexcept
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{
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return val;
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}
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template<class Type>
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inline constexpr Type operator-(const zero&, const Type& val)
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{
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return -val;
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}
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inline constexpr zero operator*(const zero&, const zero&) noexcept
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{
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return Zero;
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}
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template<class Type>
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inline constexpr zero operator*(const Type& val, const zero&) noexcept
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{
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return Zero;
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}
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template<class Type>
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inline constexpr zero operator*(const zero&, const Type& val) noexcept
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{
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return Zero;
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}
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template<class Type>
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inline constexpr zero operator/(const zero&, const Type& val) noexcept
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{
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return Zero;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// ************************************************************************* //
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