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material_selector.hh
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rAKA akantu
material_selector.hh
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/**
* @file material_selector.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @date creation: Wed Nov 13 2013
* @date last modification: Thu Jun 05 2014
*
* @brief class describing how to choose a material for a given element
*
* @section LICENSE
*
* Copyright (©) 2014 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 "aka_common.hh"
#include "mesh.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_MATERIAL_SELECTOR_HH__
#define __AKANTU_MATERIAL_SELECTOR_HH__
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
class
SolidMechanicsModel
;
/**
* main class to assign same or different materials for different
* elements
*/
class
MaterialSelector
{
public
:
MaterialSelector
()
:
fallback_value
(
0
)
{}
virtual
~
MaterialSelector
()
{}
virtual
UInt
operator
()(
const
Element
&
element
)
{
return
fallback_value
;
}
void
setFallback
(
UInt
f
)
{
fallback_value
=
f
;
}
protected
:
UInt
fallback_value
;
};
/* -------------------------------------------------------------------------- */
/**
* class that assigns the first material to regular elements by default
*/
class
DefaultMaterialSelector
:
public
MaterialSelector
{
public
:
DefaultMaterialSelector
(
const
ElementTypeMapArray
<
UInt
>
&
material_index
)
:
material_index
(
material_index
)
{
}
UInt
operator
()(
const
Element
&
element
)
{
try
{
DebugLevel
dbl
=
debug
::
getDebugLevel
();
debug
::
setDebugLevel
(
dblError
);
const
Array
<
UInt
>
&
mat_indexes
=
material_index
(
element
.
type
,
element
.
ghost_type
);
UInt
mat
=
this
->
fallback_value
;
if
(
element
.
element
<
mat_indexes
.
getSize
())
mat
=
mat_indexes
(
element
.
element
);
debug
::
setDebugLevel
(
dbl
);
return
mat
;
}
catch
(...)
{
return
MaterialSelector
::
operator
()(
element
);
}
}
private
:
const
ElementTypeMapArray
<
UInt
>
&
material_index
;
};
/* -------------------------------------------------------------------------- */
/**
* class that uses element data to assign materials (to be completed
* by lucas, any implementation apart from the
* MeshDataMaterialSelector?)
*/
template
<
typename
T
>
class
ElementDataMaterialSelector
:
public
MaterialSelector
{
public
:
ElementDataMaterialSelector
(
const
ElementTypeMapArray
<
T
>
&
element_data
,
const
SolidMechanicsModel
&
model
,
UInt
first_index
=
1
)
:
element_data
(
element_data
),
model
(
model
),
first_index
(
first_index
)
{}
inline
T
elementData
(
const
Element
&
element
)
{
DebugLevel
dbl
=
debug
::
getDebugLevel
();
debug
::
setDebugLevel
(
dblError
);
T
data
=
element_data
(
element
.
type
,
element
.
ghost_type
)(
element
.
element
);
debug
::
setDebugLevel
(
dbl
);
return
data
;
}
inline
UInt
operator
()
(
const
Element
&
element
)
{
return
MaterialSelector
::
operator
()(
element
);
}
protected
:
/// list of element with the specified data (i.e. tag value)
const
ElementTypeMapArray
<
T
>
&
element_data
;
/// the model that the materials belong
const
SolidMechanicsModel
&
model
;
/// first material index: equal to 1 if none specified
UInt
first_index
;
};
/* -------------------------------------------------------------------------- */
/**
* class to use mesh data information to assign different materials
* where name is the tag value: tag_0, tag_1
*/
template
<
typename
T
>
class
MeshDataMaterialSelector
:
public
ElementDataMaterialSelector
<
T
>
{
public
:
MeshDataMaterialSelector
(
const
std
::
string
&
name
,
const
SolidMechanicsModel
&
model
,
UInt
first_index
=
1
);
};
__END_AKANTU__
#endif
/* __AKANTU_MATERIAL_SELECTOR_HH__ */
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