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mesh_segment_intersector.hh
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/**
* @file mesh_segment_intersector.hh
*
* @author Lucas Frerot <lucas.frerot@epfl.ch>
* @author Clement Roux <clement.roux@epfl.ch>
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Wed Apr 29 2015
* @date last modification: Wed Jan 31 2018
*
* @brief Computation of mesh intersection with segments
*
*
* 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_MESH_SEGMENT_INTERSECTOR_HH_
#define AKANTU_MESH_SEGMENT_INTERSECTOR_HH_
#include "aka_common.hh"
#include "mesh_geom_intersector.hh"
#include "mesh_geom_common.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
template <UInt dim, ElementType type>
class MeshSegmentIntersector
: public MeshGeomIntersector<dim, type, Triangle<cgal::Cartesian>,
cgal::Cartesian::Segment_3, cgal::Cartesian> {
using K = cgal::Cartesian;
/// Parent class type
using parent_type =
MeshGeomIntersector<dim, type, Triangle<K>, K::Segment_3, K>;
/// Result of intersection function type
using result_type =
typename IntersectionTypeHelper<TreeTypeHelper<Triangle<K>, K>,
K::Segment_3>::intersection_type;
/// Pair of segments and element id
using pair_type = std::pair<K::Segment_3, UInt>;
public:
/// Construct from mesh
explicit MeshSegmentIntersector(Mesh & mesh, Mesh & result_mesh);
/// Destructor
~MeshSegmentIntersector() override = default;
public:
/**
* @brief Computes the intersection of the mesh with a segment
*
* @param query the segment to compute the intersections with the mesh
*/
void computeIntersectionQuery(const K::Segment_3 & query) override;
/// Compute intersection points between the mesh and a query
void computeMeshQueryIntersectionPoint(const K::Segment_3 & query,
UInt nb_old_nodes) override;
/// Compute the embedded mesh
void
buildResultFromQueryList(const std::list<K::Segment_3> & query_list) override;
void setPhysicalName(const std::string & other) {
current_physical_name = other;
}
protected:
/// Compute segments from intersection list
void computeSegments(const std::list<result_type> & intersections,
std::set<pair_type, segmentPairsLess> & segments,
const K::Segment_3 & query);
protected:
/// Result mesh
Mesh & result_mesh;
/// Physical name of the current batch of queries
std::string current_physical_name;
};
} // namespace akantu
#include "mesh_segment_intersector_tmpl.hh"
#endif // AKANTU_MESH_SEGMENT_INTERSECTOR_HH_

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