| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2011-2025 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::treeDataFace | |
| Description | |
| Encapsulation of data needed to search for faces. | |
| SourceFiles | |
| treeDataFace.C | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| namespace Foam | |
| { | |
| // Forward declaration of classes | |
| //class primitiveMesh; | |
| //template<class Type> class indexedOctree; | |
| class polyPatch; | |
| /*---------------------------------------------------------------------------*\ | |
| Class treeDataFace Declaration | |
| \*---------------------------------------------------------------------------*/ | |
| class treeDataFace | |
| { | |
| // Static data | |
| //- Tolerance on linear dimensions | |
| static scalar tolSqr; | |
| // Private Data | |
| //- Reference to the mesh | |
| const primitiveMesh& mesh_; | |
| //- Subset of faces to work on | |
| const labelList faceLabels_; | |
| //- Inverse of faceLabels. For every mesh whether face is in faceLabels. | |
| PackedBoolList isTreeFace_; | |
| //- Whether to precalculate and store face bounding box | |
| const bool cacheBb_; | |
| //- Face bounding boxes (valid only if cacheBb_) | |
| treeBoundBoxList bbs_; | |
| // Private Member Functions | |
| //- Calculate face bounding box | |
| treeBoundBox calcBb(const label celli) const; | |
| //- Initialise all member data | |
| void update(); | |
| public: | |
| class findNearestOp | |
| { | |
| const indexedOctree<treeDataFace>& tree_; | |
| public: | |
| findNearestOp(const indexedOctree<treeDataFace>& tree); | |
| void operator() | |
| ( | |
| const labelUList& indices, | |
| const point& sample, | |
| scalar& nearestDistSqr, | |
| label& minIndex, | |
| point& nearestPoint | |
| ) const; | |
| void operator() | |
| ( | |
| const labelUList& indices, | |
| const linePointRef& ln, | |
| treeBoundBox& tightest, | |
| label& minIndex, | |
| point& linePoint, | |
| point& nearestPoint | |
| ) const; | |
| }; | |
| class findIntersectOp | |
| { | |
| const indexedOctree<treeDataFace>& tree_; | |
| public: | |
| findIntersectOp(const indexedOctree<treeDataFace>& tree); | |
| //- Calculate intersection of triangle with ray. Sets result | |
| // accordingly | |
| bool operator() | |
| ( | |
| const label index, | |
| const point& start, | |
| const point& end, | |
| point& intersectionPoint | |
| ) const; | |
| }; | |
| // Declare name of the class and its debug switch | |
| ClassName("treeDataFace"); | |
| // Constructors | |
| //- Construct from mesh and subset of faces. | |
| treeDataFace | |
| ( | |
| const bool cacheBb, | |
| const primitiveMesh&, | |
| const labelUList& | |
| ); | |
| //- Construct from mesh and subset of faces, transferring contents | |
| treeDataFace | |
| ( | |
| const bool cacheBb, | |
| const primitiveMesh&, | |
| labelList&& | |
| ); | |
| //- Construct from mesh. Uses all faces in mesh. | |
| treeDataFace(const bool cacheBb, const primitiveMesh&); | |
| //- Construct from mesh. Uses all faces in patch. | |
| treeDataFace(const bool cacheBb, const polyPatch&); | |
| // Member Functions | |
| // Access | |
| inline const labelList& faceLabels() const | |
| { | |
| return faceLabels_; | |
| } | |
| inline const primitiveMesh& mesh() const | |
| { | |
| return mesh_; | |
| } | |
| inline label size() const | |
| { | |
| return faceLabels_.size(); | |
| } | |
| //- Get representative point cloud for all shapes inside | |
| // (one point per shape) | |
| pointField shapePoints() const; | |
| // Search | |
| //- Get type (inside,outside,mixed,unknown) of point w.r.t. surface. | |
| // Only makes sense for closed surfaces. | |
| volumeType getVolumeType | |
| ( | |
| const indexedOctree<treeDataFace>&, | |
| const point& | |
| ) const; | |
| //- Does (bb of) shape at index overlap bb | |
| bool overlaps | |
| ( | |
| const label index, | |
| const treeBoundBox& sampleBb | |
| ) const; | |
| }; | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| } // End namespace Foam | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // ************************************************************************* // | |