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mesh_geom_container.cc
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Wed, Nov 13, 04:07

mesh_geom_container.cc
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/**
* @file mesh_geom_container.cc
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @date creation: Fri Feb 27 2015
* @date last modification: Fri Mar 6 2015
*
* @brief Contains the CGAL representation of a mesh
*
* @section LICENSE
*
* Copyright (©) 2015 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu 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.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "mesh_geom_container.hh"
#include "mesh_geom_factory.hh"
#include "mesh.hh"
#include <CGAL/Cartesian.h>
/* -------------------------------------------------------------------------- */
#define MESH_GEOM_CASE(d, type) \
MeshGeomFactory<d, type> * factory = new MeshGeomFactory<d, type>(mesh); \
factory_map(factory, type); \
factory->constructData();
#define MESH_GEOM_CASE_2D(type) MESH_GEOM_CASE(2, type)
#define MESH_GEOM_CASE_3D(type) MESH_GEOM_CASE(3, type)
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
typedef CGAL::Cartesian<Real> K;
MeshGeomContainer::MeshGeomContainer(const Mesh & mesh):
MeshGeomAbstract(mesh),
factory_map(),
interface_mesh(mesh.getSpatialDimension(), "mesh_geom")
{
interface_mesh.addConnectivityType(_segment_2);
interface_mesh.registerData<Element>("associated_element").alloc(0, 1, _segment_2);
}
MeshGeomContainer::~MeshGeomContainer()
{}
void MeshGeomContainer::constructData() {
AKANTU_DEBUG_IN();
const UInt spatial_dim = mesh.getSpatialDimension();
Mesh::type_iterator it = mesh.firstType(spatial_dim, _not_ghost);
Mesh::type_iterator end = mesh.lastType(spatial_dim, _not_ghost);
/// Loop over the element types of the mesh and construct the primitive trees
for (; it != end ; ++it) {
ElementType type = *it; // for AKANTU_BOOST_ELEMENT_SWITCH macro
switch(spatial_dim) {
case 1:
AKANTU_DEBUG_WARNING("Geometry in 1D is undefined");
break;
case 2:
// Expand the list of elements when they are implemented
AKANTU_BOOST_ELEMENT_SWITCH(MESH_GEOM_CASE_2D, (_triangle_3));
break;
case 3:
//AKANTU_BOOST_ELEMENT_SWITCH(MESH_GEOM_CASE_3D, ());
break;
}
}
AKANTU_DEBUG_OUT();
}
UInt MeshGeomContainer::numberOfIntersectionsWithInterface(const K::Segment_3 & interface) const {
AKANTU_DEBUG_IN();
UInt total = 0;
GeomMap::type_iterator it = factory_map.firstType();
GeomMap::type_iterator end = factory_map.lastType();
for (; it != end ; ++it) {
total += factory_map(*it)->numberOfIntersectionsWithInterface(interface);
}
AKANTU_DEBUG_OUT();
return total;
}
void MeshGeomContainer::meshOfLinearInterface(const K::Segment_3 & interface, Mesh & interface_mesh) {
AKANTU_DEBUG_IN();
GeomMap::type_iterator it = factory_map.firstType();
GeomMap::type_iterator end = factory_map.lastType();
for (; it != end ; ++it) {
factory_map(*it)->meshOfLinearInterface(interface, interface_mesh);
}
AKANTU_DEBUG_OUT();
}
Mesh & MeshGeomContainer::meshOfLinearInterfaces(const std::list<K::Segment_3> & interfaces) {
if (interfaces.size() == 1) {
meshOfLinearInterface(interfaces.front(), interface_mesh);
return interface_mesh;
}
std::list<K::Segment_3>::const_iterator interfaces_it = interfaces.begin();
std::list<K::Segment_3>::const_iterator interfaces_end = interfaces.end();
for (; interfaces_it != interfaces_end ; ++interfaces_it) {
meshOfLinearInterface(*interfaces_it, interface_mesh);
}
return interface_mesh;
}
const MeshGeomAbstract * MeshGeomContainer::getFactoryForElementType(ElementType el_type) const {
return factory_map(el_type);
}
__END_AKANTU__

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