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bem_meta_functional.cpp
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Tue, Aug 20, 18:52
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rTAMAAS tamaas
bem_meta_functional.cpp
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/**
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @section LICENSE
*
* Copyright (©) 2016 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Tamaas is free software: you can redistribute it and/or modify it under the
* functionals 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.
*
* Tamaas 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 Tamaas. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "bem_meta_functional.hh"
#include "bem_fft_base.hh"
/* -------------------------------------------------------------------------- */
namespace
tamaas
{
MetaFunctional
::
MetaFunctional
(
BemFFTBase
&
bem
)
:
Functional
(
bem
)
{
this
->
gradF
=
new
Surface
<
Real
>
(
this
->
bem
.
getSurface
().
size
(),
this
->
bem
.
getSurface
().
getL
());
}
/* -------------------------------------------------------------------------- */
MetaFunctional
::~
MetaFunctional
()
{
auto
it
=
functionals
.
begin
();
auto
end
=
functionals
.
end
();
for
(;
it
!=
end
;
++
it
)
delete
*
it
;
delete
this
->
gradF
;
}
/* -------------------------------------------------------------------------- */
Real
MetaFunctional
::
computeF
()
{
Real
F
=
0
;
auto
it
=
functionals
.
begin
();
auto
end
=
functionals
.
end
();
for
(;
it
!=
end
;
++
it
)
{
F
+=
(
*
it
)
->
computeF
();
}
return
F
;
}
/* -------------------------------------------------------------------------- */
void
MetaFunctional
::
computeGradFP
()
{
bem
.
computeDisplacementsFromTractions
();
*
this
->
gradF
=
0
;
auto
it
=
functionals
.
begin
();
auto
end
=
functionals
.
end
();
for
(;
it
!=
end
;
++
it
)
{
(
*
it
)
->
computeGradFP
();
}
}
/* -------------------------------------------------------------------------- */
void
MetaFunctional
::
computeGradFU
()
{
bem
.
computeTractionsFromDisplacements
();
*
this
->
gradF
=
0
;
auto
it
=
functionals
.
begin
();
auto
end
=
functionals
.
end
();
for
(;
it
!=
end
;
++
it
)
{
(
*
it
)
->
computeGradFU
();
}
}
/* -------------------------------------------------------------------------- */
void
MetaFunctional
::
addFunctionalTerm
(
Functional
*
term
)
{
functionals
.
push_back
(
term
);
term
->
setGradFPointer
(
this
->
gradF
);
this
->
copyParameters
(
term
->
getParametersMap
());
}
}
// namespace tamaas
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