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mesh_io_msh.hh
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Tue, Aug 27, 18:19
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rAKA akantu
mesh_io_msh.hh
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/**
* @file mesh_io_msh.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Thu Oct 11 2012
* @date last modification: Thu Nov 01 2012
*
* @brief Read/Write for MSH files
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* IOHelper 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.
*
* IOHelper 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 IOHelper. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_MESH_IO_MSH_HH__
#define __AKANTU_MESH_IO_MSH_HH__
/* -------------------------------------------------------------------------- */
#include <vector>
#include <map>
/* -------------------------------------------------------------------------- */
class
MeshIOMSH
{
/* ------------------------------------------------------------------------ */
/* Typedefs */
/* ------------------------------------------------------------------------ */
public
:
/// MSH element types
enum
MSHElementType
{
_msh_not_defined
=
0
,
_msh_segment_2
=
1
,
// 2-node line.
_msh_triangle_3
=
2
,
// 3-node triangle.
_msh_quadrangle_4
=
3
,
// 4-node quadrangle.
_msh_tetrahedron_4
=
4
,
// 4-node tetrahedron.
_msh_hexahedron_8
=
5
,
// 8-node hexahedron.
_msh_prism_1
=
6
,
// 6-node prism.
_msh_pyramid_1
=
7
,
// 5-node pyramid.
_msh_segment_3
=
8
,
// 3-node second order line
_msh_triangle_6
=
9
,
// 6-node second order triangle
_msh_quadrangle_9
=
10
,
// 9-node second order quadrangle
_msh_tetrahedron_10
=
11
,
// 10-node second order tetrahedron
_msh_hexahedron_27
=
12
,
// 27-node second order hexahedron
_msh_prism_18
=
13
,
// 18-node second order prism
_msh_pyramid_14
=
14
,
// 14-node second order pyramid
_msh_point
=
15
,
// 1-node point.
_msh_quadrangle_8
=
16
// 8-node second order quadrangle
};
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public
:
MeshIOMSH
();
virtual
~
MeshIOMSH
();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
/// read a mesh from the file
virtual
void
read
(
const
std
::
string
&
filename
,
unsigned
int
spatial_dimension
,
MSHElementType
selected_type
,
std
::
vector
<
double
>
&
nodes
,
std
::
vector
<
int
>
&
connectivites
);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public
:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected
:
#define MAX_NUMBER_OF_NODE_PER_ELEMENT 10
// tetrahedron of second order
/// order in witch element as to be read
std
::
map
<
MSHElementType
,
unsigned
int
*>
_read_order
;
public
:
/// number of nodes per msh element
std
::
map
<
MSHElementType
,
unsigned
int
>
_msh_nodes_per_elem
;
};
#endif
/* __AKANTU_MESH_IO_MSH_HH__ */
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