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projection_finite_strain_fast.hh
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rMUSPECTRE µSpectre
projection_finite_strain_fast.hh
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/**
* file projection_finite_strain_fast.hh
*
* @author Till Junge <till.junge@epfl.ch>
*
* @date 12 Dec 2017
*
* @brief Faster alternative to ProjectionFinitestrain
*
* @section LICENCE
*
* Copyright © 2017 Till Junge
*
* µSpectre is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3, or (at
* your option) any later version.
*
* µSpectre 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Emacs; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef PROJECTION_FINITE_STRAIN_FAST_H
#define PROJECTION_FINITE_STRAIN_FAST_H
#include "fft/projection_base.hh"
#include "common/common.hh"
#include "common/field_collection.hh"
#include "common/field_map.hh"
namespace
muSpectre
{
template
<
Dim_t
DimS
,
Dim_t
DimM
>
class
ProjectionFiniteStrainFast
:
public
ProjectionBase
<
DimS
,
DimM
>
{
public
:
using
Parent
=
ProjectionBase
<
DimS
,
DimM
>
;
using
FFT_Engine_ptr
=
typename
Parent
::
FFT_Engine_ptr
;
using
Ccoord
=
typename
Parent
::
Ccoord
;
using
GFieldCollection_t
=
FieldCollection
<
DimS
,
DimM
,
true
>
;
using
LFieldCollection_t
=
FieldCollection
<
DimS
,
DimM
,
false
>
;
using
Field_t
=
TensorField
<
GFieldCollection_t
,
Real
,
secondOrder
,
DimM
>
;
using
Proj_t
=
TensorField
<
LFieldCollection_t
,
Real
,
firstOrder
,
DimM
>
;
using
Proj_map
=
MatrixFieldMap
<
LFieldCollection_t
,
Real
,
DimM
,
1
>
;
using
Grad_map
=
MatrixFieldMap
<
LFieldCollection_t
,
Complex
,
DimM
,
DimM
>
;
//! Default constructor
ProjectionFiniteStrainFast
()
=
delete
;
//! Constructor with fft_engine
ProjectionFiniteStrainFast
(
FFT_Engine_ptr
engine
);
//! Copy constructor
ProjectionFiniteStrainFast
(
const
ProjectionFiniteStrainFast
&
other
)
=
delete
;
//! Move constructor
ProjectionFiniteStrainFast
(
ProjectionFiniteStrainFast
&&
other
)
=
default
;
//! Destructor
virtual
~
ProjectionFiniteStrainFast
()
=
default
;
//! Copy assignment operator
ProjectionFiniteStrainFast
&
operator
=
(
const
ProjectionFiniteStrainFast
&
other
)
=
delete
;
//! Move assignment operator
ProjectionFiniteStrainFast
&
operator
=
(
ProjectionFiniteStrainFast
&&
other
)
=
default
;
//! initialises the fft engine (plan the transform)
virtual
void
initialise
(
FFT_PlanFlags
flags
=
FFT_PlanFlags
::
estimate
)
override
final
;
//! apply the projection operator to a field
void
apply_projection
(
Field_t
&
field
)
override
final
;
protected
:
Proj_map
xis
;
private
:
};
}
// muSpectre
#endif
/* PROJECTION_FINITE_STRAIN_FAST_H */
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