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shape_linked.hh
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rAKA akantu
shape_linked.hh
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/**
* @file shape_linked.hh
*
* @author Fabian Barras <fabian.barras@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Tue Feb 15 2011
* @date last modification: Thu Oct 22 2015
*
* @brief shape class for element with different set of shapes functions
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 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 "shape_functions.hh"
#ifndef __AKANTU_SHAPE_LINKED_HH__
#define __AKANTU_SHAPE_LINKED_HH__
__BEGIN_AKANTU__
template
<
ElementKind
kind
>
class
ShapeLinked
:
public
ShapeFunctions
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public
:
typedef
ElementTypeMap
<
Array
<
Real
>
**>
ElementTypeMapMultiReal
;
ShapeLinked
(
Mesh
&
mesh
,
const
ID
&
id
=
"shape_linked"
,
const
MemoryID
&
memory_id
=
0
);
virtual
~
ShapeLinked
();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
/// initialization function for structural elements
inline
void
initShapeFunctions
(
const
Array
<
Real
>
&
nodes
,
const
Matrix
<
Real
>
&
integration_points
,
const
ElementType
&
type
,
const
GhostType
&
ghost_type
);
/// pre compute all shapes on the element integration points from natural coordinates
template
<
ElementType
type
>
void
precomputeShapesOnIntegrationPoints
(
const
Array
<
Real
>
&
nodes
,
const
GhostType
&
ghost_type
);
/// pre compute all shapes on the element integration points from natural coordinates
template
<
ElementType
type
>
void
precomputeShapeDerivativesOnIntegrationPoints
(
const
Array
<
Real
>
&
nodes
,
const
GhostType
&
ghost_type
);
/// interpolate nodal values on the integration points
template
<
ElementType
type
>
void
interpolateOnIntegrationPoints
(
const
Array
<
Real
>
&
u
,
Array
<
Real
>
&
uq
,
UInt
nb_degree_of_freedom
,
const
GhostType
&
ghost_type
=
_not_ghost
,
const
Array
<
UInt
>
&
filter_elements
=
empty_filter
,
bool
accumulate
=
false
,
UInt
id_shape
=
0
,
UInt
num_degre_of_freedom_to_interpolate
=
0
,
UInt
num_degre_of_freedom_interpolated
=
0
)
const
;
/// compute the gradient of u on the integration points
template
<
ElementType
type
>
void
gradientOnIntegrationPoints
(
const
Array
<
Real
>
&
u
,
Array
<
Real
>
&
nablauq
,
UInt
nb_degree_of_freedom
,
const
GhostType
&
ghost_type
=
_not_ghost
,
const
Array
<
UInt
>
&
filter_elements
=
empty_filter
,
bool
accumulate
=
false
,
UInt
id_shape
=
0
,
UInt
num_degre_of_freedom_to_interpolate
=
0
,
UInt
num_degre_of_freedom_interpolated
=
0
)
const
;
/// multiply a field by shape functions
template
<
ElementType
type
>
void
fieldTimesShapes
(
__attribute__
((
unused
))
const
Array
<
Real
>
&
field
,
__attribute__
((
unused
))
Array
<
Real
>
&
fiedl_times_shapes
,
__attribute__
((
unused
))
const
GhostType
&
ghost_type
)
const
{
AKANTU_DEBUG_TO_IMPLEMENT
();
}
private
:
/// extract the nodal field value to fill an elemental field
template
<
ElementType
type
>
void
extractNodalToElementField
(
const
Array
<
Real
>
&
nodal_f
,
Array
<
Real
>
&
elemental_f
,
UInt
num_degre_of_freedom_to_extract
,
const
GhostType
&
ghost_type
,
const
Array
<
UInt
>
&
filter_elements
)
const
;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public
:
/// get a the shapes vector
inline
const
Array
<
Real
>
&
getShapes
(
const
ElementType
&
type
,
const
GhostType
&
ghost_type
,
UInt
id
=
0
)
const
;
/// get a the shapes derivatives vector
inline
const
Array
<
Real
>
&
getShapesDerivatives
(
const
ElementType
&
type
,
const
GhostType
&
ghost_type
,
UInt
id
=
0
)
const
;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private
:
/// shape functions for all elements
ElementTypeMapMultiReal
shapes
;
/// shape derivatives for all elements
ElementTypeMapMultiReal
shapes_derivatives
;
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
#if defined (AKANTU_INCLUDE_INLINE_IMPL)
# include "shape_linked_inline_impl.cc"
#endif
/// standard output stream operator
// inline std::ostream & operator <<(std::ostream & stream, const ShapeLinked & _this)
// {
// _this.printself(stream);
// return stream;
// }
__END_AKANTU__
#endif
/* __AKANTU_SHAPE_LINKED_HH__ */
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