Download data/src/OpenFOAM/primitives/Scalar/floatScalar/floatScalar.H from introvoyz042/OpenFOAM-dev: direct link, hf CLI and curl.
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5.03 kB
| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2011-2026 OpenFOAM Foundation | |
| \\/ M anipulation | | |
| ------------------------------------------------------------------------------- | |
| License | |
| This file is part of OpenFOAM. | |
| OpenFOAM 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 3 of the License, or | |
| (at your option) any later version. | |
| OpenFOAM 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 OpenFOAM. If not, see <http://www.gnu.org/licenses/>. | |
| Typedef | |
| Foam::floatScalar | |
| Description | |
| Float precision floating point scalar type. | |
| SourceFiles | |
| floatScalar.C | |
| \*---------------------------------------------------------------------------*/ | |
| using std::numeric_limits; | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| namespace Foam | |
| { | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| typedef float floatScalar; | |
| // Largest and smallest scalar values allowed in certain parts of the code | |
| static const floatScalar floatScalarVGreat | |
| = numeric_limits<floatScalar>::max()/10; | |
| static const floatScalar floatScalarVSmall | |
| = numeric_limits<floatScalar>::min(); | |
| static const floatScalar floatScalarSmall | |
| = numeric_limits<floatScalar>::epsilon(); | |
| static const floatScalar floatScalarGreat | |
| = 1.0/floatScalarSmall; | |
| static const floatScalar floatScalarRootVGreat = std::sqrt(floatScalarVGreat); | |
| static const floatScalar floatScalarRootVSmall = std::sqrt(floatScalarVSmall); | |
| static const floatScalar floatScalarRootGreat = std::sqrt(floatScalarGreat); | |
| static const floatScalar floatScalarRootSmall = std::sqrt(floatScalarSmall); | |
| static const floatScalar floatScalarNaN | |
| = numeric_limits<floatScalar>::signaling_NaN(); | |
| //- Read whole of buf as a scalar. Return true if successful. | |
| inline bool readScalar(const char* buf, floatScalar& s) | |
| { | |
| char* endPtr; | |
| s = strtof(buf, &endPtr); | |
| return (*endPtr == '\0'); | |
| } | |
| inline Scalar mag(const Scalar s) | |
| { | |
| return ::fabsf(s); | |
| } | |
| MAXMINPOW(Scalar, Scalar, Scalar) | |
| MAXMINPOW(Scalar, Scalar, int) | |
| MAXMINPOW(Scalar, int, Scalar) | |
| MAXMINPOW(Scalar, Scalar, long) | |
| MAXMINPOW(Scalar, long, Scalar) | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| } // End namespace Foam | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| namespace Foam | |
| { | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| inline Scalar hypot(const Scalar x, const Scalar y) | |
| { | |
| return ::hypotf(x, y); | |
| } | |
| inline Scalar atan2(const Scalar y, const Scalar x) | |
| { | |
| return ::atan2f(y, x); | |
| } | |
| inline Scalar jn(const int n, const Scalar s) | |
| { | |
| return ::jnf(n, s); | |
| } | |
| inline Scalar yn(const int n, const Scalar s) | |
| { | |
| return ::ynf(n, s); | |
| } | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| } // End namespace Foam | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // ************************************************************************* // | |