/usr/include/dolfin/generation/RectangleMesh.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 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | // Copyright (C) 2005-2011 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 Mikael Mortensen, 2014
//
// First added: 2005-12-02
// Last changed: 2014-02-17
#ifndef __RECTANGLE_MESH_H
#define __RECTANGLE_MESH_H
#include <string>
#include <dolfin/common/MPI.h>
#include <dolfin/mesh/Mesh.h>
namespace dolfin
{
/// Triangular mesh of the 2D rectangle (x0, y0) x (x1, y1).
/// Given the number of cells (nx, ny) in each direction,
/// the total number of triangles will be 2*nx*ny and the
/// total number of vertices will be (nx + 1)*(ny + 1).
class RectangleMesh : public Mesh
{
public:
/// *Arguments*
/// x0 (double)
/// :math:`x`-min.
/// y0 (double)
/// :math:`y`-min.
/// x1 (double)
/// :math:`x`-max.
/// y1 (double)
/// :math:`y`-max.
/// xn (double)
/// Number of cells in :math:`x`-direction.
/// yn (double)
/// Number of cells in :math:`y`-direction.
/// diagonal (string)
/// Direction of diagonals: "left", "right", "left/right", "crossed"
///
/// *Example*
/// .. code-block:: c++
///
/// // Mesh with 6 cells in each direction on the
/// // set [-1,2] x [-1,2]
/// RectangleMesh mesh(-1, -1, 2, 2, 6, 6);
///
RectangleMesh(double x0, double y0, double x1, double y1,
std::size_t nx, std::size_t ny,
std::string diagonal="right");
/// *Arguments*
/// comm (MPI_Comm)
/// MPI communicator
/// x0 (double)
/// :math:`x`-min.
/// y0 (double)
/// :math:`y`-min.
/// x1 (double)
/// :math:`x`-max.
/// y1 (double)
/// :math:`y`-max.
/// xn (double)
/// Number of cells in :math:`x`-direction.
/// yn (double)
/// Number of cells in :math:`y`-direction.
/// diagonal (string)
/// Direction of diagonals: "left", "right", "left/right", "crossed"
///
/// *Example*
/// .. code-block:: c++
///
/// // Mesh with 6 cells in each direction on the
/// // set [-1,2] x [-1,2]
/// RectangleMesh mesh(MPI_COMM_WORLD, -1, -1, 2, 2, 6, 6);
///
RectangleMesh(MPI_Comm comm, double x0, double y0, double x1, double y1,
std::size_t nx, std::size_t ny,
std::string diagonal="right");
private:
// Build mesh
void build(double x0, double y0, double x1, double y1,
std::size_t nx, std::size_t ny,
std::string diagonal="right");
};
}
#endif
|