| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2011-2018 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/>. | |
| Class | |
| Foam::intersection | |
| Description | |
| Foam::intersection | |
| SourceFiles | |
| intersection.C | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| namespace Foam | |
| { | |
| /*---------------------------------------------------------------------------*\ | |
| Class intersection Declaration | |
| \*---------------------------------------------------------------------------*/ | |
| class intersection | |
| { | |
| // Static data | |
| //- Relative tolerance for point in a plane. | |
| // The tolerance is relative to the object size. | |
| // Used to determine if a half-ray from a point in plane of triangle | |
| // intersects the triangle or not. | |
| static scalar planarTol_; | |
| public: | |
| enum class direction | |
| { | |
| vector, | |
| contactSphere | |
| }; | |
| enum class algorithm | |
| { | |
| fullRay, // Intersecting with full ray | |
| halfRay, // Intersecting with half ray | |
| visible // Intersecting with the visible side | |
| }; | |
| // Static Member Functions | |
| //- Direction names | |
| static const NamedEnum<direction, 2> directionNames_; | |
| //- Projection algorithm names | |
| static const NamedEnum<algorithm, 3> algorithmNames_; | |
| //- Return planar tolerance | |
| static scalar planarTol() | |
| { | |
| return planarTol_; | |
| } | |
| //- Set the planar tolerance, returning the previous value | |
| static scalar setPlanarTol(const scalar t) | |
| { | |
| if (t < -vSmall) | |
| { | |
| FatalErrorInFunction << abort(FatalError); | |
| } | |
| scalar oldTol = planarTol_; | |
| planarTol_ = t; | |
| return oldTol; | |
| } | |
| }; | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| } // End namespace Foam | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // ************************************************************************* // | |