/usr/include/dolfin/mesh/Face.h is in libdolfin-dev 1.4.0+dfsg-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | // Copyright (C) 2006-2010 Anders Logg
//
// 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 Garth N. Wells, 2011
//
// First added: 2006-06-02
// Last changed: 2011-02-22
#ifndef __FACE_H
#define __FACE_H
#include <memory>
#include "MeshEntity.h"
#include "MeshEntityIteratorBase.h"
#include "MeshFunction.h"
namespace dolfin
{
class Mesh;
class Point;
/// A Face is a MeshEntity of topological dimension 2.
class Face : public MeshEntity
{
public:
/// Constructor
Face(const Mesh& mesh, std::size_t index) : MeshEntity(mesh, 2, index) {}
/// Destructor
~Face() {}
/// Calculate the area of the face (triangle)
double area() const;
/// Compute component i of the normal to the face
double normal(std::size_t i) const;
/// Compute normal to the face
Point normal() const;
};
/// A FaceIterator is a MeshEntityIterator of topological dimension 2.
typedef MeshEntityIteratorBase<Face> FaceIterator;
/// A FaceFunction is a MeshFunction of topological dimension 2.
template <typename T> class FaceFunction : public MeshFunction<T>
{
public:
FaceFunction(const Mesh& mesh) : MeshFunction<T>(mesh, 2) {}
FaceFunction(std::shared_ptr<const Mesh> mesh)
: MeshFunction<T>(mesh, 2) {}
FaceFunction(const Mesh& mesh, const T& value)
: MeshFunction<T>(mesh, 2, value) {}
FaceFunction(std::shared_ptr<const Mesh> mesh, const T& value)
: MeshFunction<T>(mesh, 2, value) {}
};
}
#endif
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