75 lines
2.4 KiB
C
75 lines
2.4 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 | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2015 OpenFOAM Foundation
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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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#include "PolyhedronReader.H"
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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template<class HDS>
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Foam::PolyhedronReader::Build_triangle<HDS>::Build_triangle
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(
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const triSurface& s
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)
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:
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s_(s)
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{}
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// * * * * * * * * * * * * * * Member Operators * * * * * * * * * * * * * * //
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template<class HDS>
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void Foam::PolyhedronReader::Build_triangle<HDS>::operator()(HDS& hds)
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{
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// Postcondition: hds is a valid polyhedral surface.
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CGAL::Polyhedron_incremental_builder_3<HDS> B(hds, true);
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B.begin_surface(s_.nPoints(), s_.size());
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typedef typename HDS::Vertex Vertex;
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typedef typename Vertex::Point Point;
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const Foam::pointField& pts = s_.points();
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forAll(pts, i)
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{
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const Foam::point& pt = pts[i];
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B.add_vertex(Point(pt.x(), pt.y(), pt.z()));
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}
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forAll(s_, i)
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{
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const Foam::labelledTri& t = s_[i];
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B.begin_facet();
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B.add_vertex_to_facet(t[0]);
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B.add_vertex_to_facet(t[1]);
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B.add_vertex_to_facet(t[2]);
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B.end_facet();
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}
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B.end_surface();
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}
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// ************************************************************************* //
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