/usr/include/dolfin/mesh/BoundaryComputation.h is in libdolfin-dev 2017.2.0.post0-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | // Copyright (C) 2006-2013 Anders Logg and Garth N. Wells
//
// This file is part of DOLFIN.
//
// DOLFIN is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// DOLFIN 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
//
// Modified by Niclas Jansson 2009.
//
#ifndef __BOUNDARY_COMPUTATION_H
#define __BOUNDARY_COMPUTATION_H
#include <string>
#include <vector>
namespace dolfin
{
class BoundaryMesh;
class Facet;
class Mesh;
template <typename T> class MeshFunction;
/// Provide a set of basic algorithms for the computation of boundaries.
class BoundaryComputation
{
public:
/// Compute the exterior boundary of a given mesh
/// @param[in] mesh input mesh
/// @param[in] type "internal" or "external"
/// @param[out] boundary output boundary mesh
static void compute_boundary(const Mesh& mesh, const std::string type,
BoundaryMesh& boundary);
private:
// Reorder vertices so facet is right-oriented w.r.t. facet normal
static void reorder(std::vector<std::size_t>& vertices, const Facet& facet);
};
}
#endif
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