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mesh_sphere_intersector.hh
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rAKA akantu
mesh_sphere_intersector.hh
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/**
* @file mesh_sphere_intersector.hh
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
* @author Lucas Frerot <lucas.frerot@epfl.ch>
* @author Clement Roux <clement.roux@epfl.ch>
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Tue Jun 23 2015
* @date last modification: Tue Feb 20 2018
*
* @brief Computation of mesh intersection with sphere(s)
*
* @section LICENSE
*
* 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_SPHERE_INTERSECTOR_HH__
#define __AKANTU_MESH_SPHERE_INTERSECTOR_HH__
#include "aka_common.hh"
#include "mesh_geom_intersector.hh"
#include "mesh_geom_common.hh"
/* -------------------------------------------------------------------------- */
namespace
akantu
{
template
<
UInt
dim
,
ElementType
type
>
class
MeshSphereIntersector
:
public
MeshGeomIntersector
<
dim
,
type
,
Line_arc
<
cgal
::
Spherical
>
,
cgal
::
Spherical
::
Sphere_3
,
cgal
::
Spherical
>
{
using
SK
=
cgal
::
Spherical
;
using
K
=
cgal
::
Cartesian
;
/// Parent class type
typedef
MeshGeomIntersector
<
dim
,
type
,
Line_arc
<
SK
>
,
SK
::
Sphere_3
,
SK
>
parent_type
;
/// Result of intersection function type
typedef
typename
IntersectionTypeHelper
<
TreeTypeHelper
<
Triangle
<
K
>
,
K
>
,
K
::
Segment_3
>::
intersection_type
result_type
;
/// Pair of intersection points and element id
typedef
std
::
pair
<
SK
::
Circular_arc_point_3
,
UInt
>
pair_type
;
public
:
/// Construct from mesh
explicit
MeshSphereIntersector
(
Mesh
&
mesh
);
/// Destructor
virtual
~
MeshSphereIntersector
();
public
:
/// Construct the primitive tree object
virtual
void
constructData
(
GhostType
ghost_type
=
_not_ghost
);
/**
* @brief Computes the intersection of the mesh with a sphere
*
* @param query (sphere) to compute the intersections with the mesh
*/
virtual
void
computeIntersectionQuery
(
const
SK
::
Sphere_3
&
/*query*/
)
{
AKANTU_ERROR
(
"This function is not implemented for spheres (It was "
"to generic and has been replaced by "
"computeMeshQueryIntersectionPoint"
);
}
/// Compute intersection points between the mesh primitives (segments) and a
/// query (surface in 3D or a curve in 2D), double intersection points for the
/// same primitives are not considered. A maximum is set to the number of
/// intersection nodes per element: 2 in 2D and 4 in 3D
virtual
void
computeMeshQueryIntersectionPoint
(
const
SK
::
Sphere_3
&
query
,
UInt
nb_old_nodes
);
/// Build the IGFEM mesh
virtual
void
buildResultFromQueryList
(
const
std
::
list
<
SK
::
Sphere_3
>
&
/*query*/
)
{
AKANTU_ERROR
(
"This function is no longer implemented to split "
"geometrical operations and dedicated result "
"construction"
);
}
/// Set the tolerance
void
setToleranceIntersectionOnNode
(
UInt
tol
)
{
this
->
tol_intersection_on_node
=
tol
;
}
protected
:
/// tolerance for which the intersection is considered on the mesh node
/// (relative to the segment lenght)
Real
tol_intersection_on_node
;
};
}
// namespace akantu
#include "mesh_sphere_intersector_tmpl.hh"
#endif
// __AKANTU_MESH_SPHERE_INTERSECTOR_HH__
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