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shape_lagrange_base.cc
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Sat, Aug 17, 09:00
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rAKA akantu
shape_lagrange_base.cc
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/**
* @file shape_lagrange_base.cc
*
* @author Mohit Pundir <mohit.pundir@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Wed Aug 09 2017
* @date last modification: Wed Dec 09 2020
*
* @brief common part for the shape lagrange
*
*
* @section LICENSE
*
* Copyright (©) 2016-2021 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 "shape_lagrange_base.hh"
#include "mesh_iterators.hh"
/* -------------------------------------------------------------------------- */
namespace
akantu
{
ShapeLagrangeBase
::
ShapeLagrangeBase
(
const
Mesh
&
mesh
,
UInt
spatial_dimension
,
ElementKind
kind
,
const
ID
&
id
)
:
ShapeFunctions
(
mesh
,
spatial_dimension
,
id
),
_kind
(
kind
)
{}
/* -------------------------------------------------------------------------- */
ShapeLagrangeBase
::~
ShapeLagrangeBase
()
=
default
;
/* -------------------------------------------------------------------------- */
#define AKANTU_COMPUTE_SHAPES(type) \
_this.template computeShapesOnIntegrationPoints<type>( \
nodes, integration_points, shapes, ghost_type, filter_elements)
namespace
shape_lagrange
{
namespace
details
{
template
<
ElementKind
kind
>
struct
Helper
{
template
<
class
S
>
static
void
call
(
const
S
&
/*unused*/
,
const
Array
<
Real
>
&
/*unused*/
,
const
Matrix
<
Real
>
&
/*unused*/
,
Array
<
Real
>
&
/*unused*/
,
ElementType
/*unused*/
,
GhostType
/*unused*/
,
const
Array
<
UInt
>
&
/*unused*/
)
{
AKANTU_TO_IMPLEMENT
();
}
};
#if !defined(DOXYGEN)
#define AKANTU_COMPUTE_SHAPES_KIND(kind) \
template <> struct Helper<kind> { \
template <class S> \
static void call(const S & _this, const Array<Real> & nodes, \
const Matrix<Real> & integration_points, \
Array<Real> & shapes, ElementType type, \
GhostType ghost_type, \
const Array<UInt> & filter_elements) { \
AKANTU_BOOST_KIND_ELEMENT_SWITCH(AKANTU_COMPUTE_SHAPES, kind); \
} \
};
AKANTU_BOOST_ALL_KIND_LIST
(
AKANTU_COMPUTE_SHAPES_KIND
,
AKANTU_FE_ENGINE_LIST_LAGRANGE_BASE
)
}
// namespace details
}
// namespace shape_lagrange
#endif
/* -------------------------------------------------------------------------- */
void
ShapeLagrangeBase
::
computeShapesOnIntegrationPoints
(
const
Array
<
Real
>
&
nodes
,
const
Matrix
<
Real
>
&
integration_points
,
Array
<
Real
>
&
shapes
,
ElementType
type
,
GhostType
ghost_type
,
const
Array
<
UInt
>
&
filter_elements
)
const
{
auto
kind
=
Mesh
::
getKind
(
type
);
#define AKANTU_COMPUTE_SHAPES_KIND_SWITCH(kind) \
shape_lagrange::details::Helper<kind>::call( \
*this, nodes, integration_points, shapes, type, ghost_type, \
filter_elements);
AKANTU_BOOST_LIST_SWITCH
(
AKANTU_COMPUTE_SHAPES_KIND_SWITCH
,
BOOST_PP_LIST_TO_SEQ
(
AKANTU_FE_ENGINE_LIST_LAGRANGE_BASE
),
kind
);
#undef AKANTU_COMPUTE_SHAPES
#undef AKANTU_COMPUTE_SHAPES_KIND
#undef AKANTU_COMPUTE_SHAPES_KIND_SWITCH
}
/* -------------------------------------------------------------------------- */
void
ShapeLagrangeBase
::
onElementsAdded
(
const
Array
<
Element
>
&
new_elements
)
{
AKANTU_DEBUG_IN
();
const
auto
&
nodes
=
mesh
.
getNodes
();
for
(
auto
elements_range
:
MeshElementsByTypes
(
new_elements
))
{
auto
type
=
elements_range
.
getType
();
auto
ghost_type
=
elements_range
.
getGhostType
();
if
(
mesh
.
getSpatialDimension
(
type
)
!=
_spatial_dimension
)
{
continue
;
}
if
(
mesh
.
getKind
(
type
)
!=
_kind
)
{
continue
;
}
const
auto
&
elements
=
elements_range
.
getElements
();
auto
itp_type
=
FEEngine
::
getInterpolationType
(
type
);
if
(
not
shapes
.
exists
(
itp_type
,
ghost_type
))
{
auto
size_of_shapes
=
this
->
getShapeSize
(
type
);
this
->
shapes
.
alloc
(
0
,
size_of_shapes
,
itp_type
,
ghost_type
);
}
const
auto
&
natural_coords
=
integration_points
(
type
,
ghost_type
);
computeShapesOnIntegrationPoints
(
nodes
,
natural_coords
,
shapes
(
itp_type
,
ghost_type
),
type
,
ghost_type
,
elements
);
if
(
_spatial_dimension
!=
mesh
.
getSpatialDimension
())
{
continue
;
}
if
(
not
this
->
shapes_derivatives
.
exists
(
itp_type
,
ghost_type
))
{
auto
size_of_shapesd
=
this
->
getShapeDerivativesSize
(
type
);
this
->
shapes_derivatives
.
alloc
(
0
,
size_of_shapesd
,
itp_type
,
ghost_type
);
}
computeShapeDerivativesOnIntegrationPoints
(
nodes
,
natural_coords
,
shapes_derivatives
(
itp_type
,
ghost_type
),
type
,
ghost_type
,
elements
);
}
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
void
ShapeLagrangeBase
::
onElementsRemoved
(
const
Array
<
Element
>
&
/*unused*/
,
const
ElementTypeMapArray
<
UInt
>
&
new_numbering
)
{
this
->
shapes
.
onElementsRemoved
(
new_numbering
);
this
->
shapes_derivatives
.
onElementsRemoved
(
new_numbering
);
}
/* -------------------------------------------------------------------------- */
void
ShapeLagrangeBase
::
printself
(
std
::
ostream
&
stream
,
int
indent
)
const
{
std
::
string
space
(
indent
,
AKANTU_INDENT
);
stream
<<
space
<<
"Shapes Lagrange ["
<<
std
::
endl
;
ShapeFunctions
::
printself
(
stream
,
indent
+
1
);
shapes
.
printself
(
stream
,
indent
+
1
);
shapes_derivatives
.
printself
(
stream
,
indent
+
1
);
stream
<<
space
<<
"]"
<<
std
::
endl
;
}
}
// namespace akantu
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