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mesh_geom_factory.hh
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/**
* @file mesh_geom_factory.hh
*
* @author Lucas Frerot <lucas.frerot@epfl.ch>
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Fri Feb 27 2015
* @date last modification: Mon Jun 19 2017
*
* @brief Class for constructing the CGAL primitives of a mesh
*
*
* Copyright (©) 2015-2018 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 <algorithm>
/* -------------------------------------------------------------------------- */
#include "geom_helper_functions.hh"
#include "mesh.hh"
#include "mesh_geom_abstract.hh"
#include "tree_type_helper.hh"
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_MESH_GEOM_FACTORY_HH_
#define AKANTU_MESH_GEOM_FACTORY_HH_
/* -------------------------------------------------------------------------- */
namespace akantu {
/**
* @brief Class used to construct AABB tree for intersection computations
*
* This class constructs a CGAL AABB tree of one type of element in a mesh
* for fast intersection computations.
*/
template <UInt dim, ElementType el_type, class Primitive, class Kernel>
class MeshGeomFactory : public MeshGeomAbstract {
public:
/// Construct from mesh
explicit MeshGeomFactory(Mesh & mesh);
/// Desctructor
~MeshGeomFactory() override;
using TreeTypeHelper_ = TreeTypeHelper<Primitive, Kernel>;
using TreeType = typename TreeTypeHelper_::tree;
using ContainerType = typename TreeTypeHelper_::container_type;
public:
/// Construct AABB tree for fast intersection computing
void constructData(GhostType ghost_type = _not_ghost) override;
/**
* @brief Construct a primitive and add it to a list of primitives
*
* This function needs to be specialized for every type that is wished to be
* supported.
* @param node_coordinates coordinates of the nodes making up the element
* @param id element number
* @param list the primitive list (not used inside MeshGeomFactory)
*/
inline void addPrimitive(const Matrix<Real> & /*node_coordinates*/,
UInt /*id*/, ContainerType & /*list*/);
inline void addPrimitive(const Matrix<Real> & node_coordinates, UInt id);
/// Getter for the AABB tree
auto getTree() const -> const TreeType & { return *data_tree; }
/// Getter for primitive list
auto getPrimitiveList() const -> const ContainerType & {
return primitive_list;
}
protected:
/// AABB data tree
TreeType * data_tree{nullptr};
/// Primitive list
ContainerType primitive_list;
};
} // namespace akantu
#include "mesh_geom_factory_tmpl.hh"
#endif // AKANTU_MESH_GEOM_FACTORY_HH_

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