/usr/include/dolfin/generation/UnitIntervalMesh.h is in libdolfin-dev 2017.2.0.post0-2.
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 90 91 92 93 94 95 96 97 98 99 100 | // Copyright (C) 2007 Kristian B. Oelgaard
//
// 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 Anders Logg, 2010.
// Modified by Benjamin Kehlet 2012
// Modified by Mikael Mortensen, 2014
//
// First added: 2007-11-23
// Last changed: 2014-02-17
#ifndef __UNIT_INTERVAL_MESH_H
#define __UNIT_INTERVAL_MESH_H
#include <cstddef>
#include <dolfin/common/MPI.h>
#include "IntervalMesh.h"
namespace dolfin
{
/// A mesh of the unit interval (0, 1) with a given number of cells
/// (nx) in the axial direction. The total number of intervals will
/// be nx and the total number of vertices will be (nx + 1).
class UnitIntervalMesh : public IntervalMesh
{
public:
/// Factory
///
/// @param n (std::size_t)
/// The number of cells.
///
/// @code{.cpp}
/// // Create a mesh of 25 cells in the interval [0,1]
/// auto mesh = UnitIntervalMesh::create(25);
/// @endcode
static Mesh create(std::size_t n)
{ return create(MPI_COMM_WORLD, n); }
/// Factory
///
/// @param comm (MPI_Comm)
/// MPI communicator
/// @param n (std::size_t)
/// The number of cells.
///
/// @code{.cpp}
///
/// // Create a mesh of 25 cells in the interval [0,1]
/// auto mesh = UnitIntervalMesh::create(MPI_COMM_WORLD, 25);
/// @endcode
static Mesh create(MPI_Comm comm, std::size_t n)
{ return IntervalMesh::create(comm, n, {{0.0, 1.0}}); }
/// Constructor
///
/// @param nx (std::size_t)
/// The number of cells.
///
/// @code{.cpp}
/// // Create a mesh of 25 cells in the interval [0,1]
/// UnitIntervalMesh mesh(25);
/// @endcode
UnitIntervalMesh(std::size_t nx) : UnitIntervalMesh(MPI_COMM_WORLD, nx) {}
/// Constructor
///
/// @param comm (MPI_Comm)
/// MPI communicator
/// @param nx (std::size_t)
/// The number of cells.
///
/// @code{.cpp}
///
/// // Create a mesh of 25 cells in the interval [0,1]
/// UnitIntervalMesh mesh(MPI_COMM_WORLD, 25);
/// @endcode
UnitIntervalMesh(MPI_Comm comm, std::size_t nx)
: IntervalMesh(comm, nx, 0.0, 1.0) {}
};
}
#endif
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