/usr/include/dolfin/mesh/Vertex.h is in libdolfin1.0-dev 1.0.0-1.
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 85 86 87 88 89 | // 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/>.
//
// First added: 2006-06-01
// Last changed: 2010-08-16
#ifndef __VERTEX_H
#define __VERTEX_H
#include "dolfin/common/types.h"
#include "Mesh.h"
#include "MeshEntity.h"
#include "MeshEntityIterator.h"
#include "MeshFunction.h"
#include "Point.h"
namespace dolfin
{
/// A Vertex is a MeshEntity of topological dimension 0.
class Vertex : public MeshEntity
{
public:
/// Create vertex on given mesh
Vertex(const Mesh& mesh, uint index) : MeshEntity(mesh, 0, index) {}
/// Create vertex from mesh entity
Vertex(MeshEntity& entity) : MeshEntity(entity.mesh(), 0, entity.index()) {}
/// Destructor
~Vertex() {}
/// Return value of vertex coordinate i
double x(uint i) const { return _mesh->geometry().x(_index, i); }
/// Return vertex coordinates as a 3D point value
Point point() const { return _mesh->geometry().point(_index); }
/// Return array of vertex coordinates (const version)
const double* x() const { return _mesh->geometry().x(_index); }
};
/// A VertexIterator is a MeshEntityIterator of topological dimension 0.
class VertexIterator : public MeshEntityIterator
{
public:
VertexIterator(const Mesh& mesh) : MeshEntityIterator(mesh, 0) {}
VertexIterator(const MeshEntity& entity) : MeshEntityIterator(entity, 0) {}
inline const Vertex& operator*() { return *operator->(); }
inline const Vertex* operator->() { return static_cast<Vertex*>(MeshEntityIterator::operator->()); }
};
/// A VertexFunction is a MeshFunction of topological dimension 0.
template <typename T> class VertexFunction : public MeshFunction<T>
{
public:
VertexFunction(const Mesh& mesh) : MeshFunction<T>(mesh, 0) {}
VertexFunction(const Mesh& mesh, const T& value)
: MeshFunction<T>(mesh, 0, value) {}
};
}
#endif
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