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test_data_accessor.hh
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Fri, Aug 30, 14:51
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rAKA akantu
test_data_accessor.hh
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/**
* @file test_data_accessor.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Thu Apr 11 2013
* @date last modification: Fri Jan 26 2018
*
* @brief Data Accessor class for testing
*
*
* Copyright (©) 2014-2018 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 "data_accessor.hh"
#include "mesh.hh"
/* -------------------------------------------------------------------------- */
#include <gtest/gtest.h>
/* -------------------------------------------------------------------------- */
using
namespace
akantu
;
/* -------------------------------------------------------------------------- */
class
TestAccessor
:
public
DataAccessor
<
Element
>
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public
:
inline
TestAccessor
(
const
Mesh
&
mesh
,
const
ElementTypeMapArray
<
Real
>
&
barycenters
);
AKANTU_GET_MACRO_BY_ELEMENT_TYPE_CONST
(
Barycenter
,
barycenters
,
Real
);
/* ------------------------------------------------------------------------ */
/* Ghost Synchronizer inherited members */
/* ------------------------------------------------------------------------ */
protected
:
inline
UInt
getNbData
(
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
tag
)
const
;
inline
void
packData
(
CommunicationBuffer
&
buffer
,
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
tag
)
const
;
inline
void
unpackData
(
CommunicationBuffer
&
buffer
,
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
tag
);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected
:
const
ElementTypeMapArray
<
Real
>
&
barycenters
;
const
Mesh
&
mesh
;
};
/* -------------------------------------------------------------------------- */
/* TestSynchronizer implementation */
/* -------------------------------------------------------------------------- */
inline
TestAccessor
::
TestAccessor
(
const
Mesh
&
mesh
,
const
ElementTypeMapArray
<
Real
>
&
barycenters
)
:
barycenters
(
barycenters
),
mesh
(
mesh
)
{}
inline
UInt
TestAccessor
::
getNbData
(
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
)
const
{
if
(
elements
.
size
())
// return Mesh::getSpatialDimension(elements(0).type) * sizeof(Real) *
// elements.size();
return
mesh
.
getSpatialDimension
()
*
sizeof
(
Real
)
*
elements
.
size
();
else
return
0
;
}
inline
void
TestAccessor
::
packData
(
CommunicationBuffer
&
buffer
,
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
)
const
{
UInt
spatial_dimension
=
mesh
.
getSpatialDimension
();
Array
<
Element
>::
const_iterator
<
Element
>
bit
=
elements
.
begin
();
Array
<
Element
>::
const_iterator
<
Element
>
bend
=
elements
.
end
();
for
(;
bit
!=
bend
;
++
bit
)
{
const
Element
&
element
=
*
bit
;
Vector
<
Real
>
bary
(
this
->
barycenters
(
element
.
type
,
element
.
ghost_type
).
storage
()
+
element
.
element
*
spatial_dimension
,
spatial_dimension
);
buffer
<<
bary
;
}
}
inline
void
TestAccessor
::
unpackData
(
CommunicationBuffer
&
buffer
,
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
)
{
UInt
spatial_dimension
=
mesh
.
getSpatialDimension
();
for
(
const
auto
&
element
:
elements
)
{
Vector
<
Real
>
barycenter_loc
(
this
->
barycenters
(
element
.
type
,
element
.
ghost_type
).
storage
()
+
element
.
element
*
spatial_dimension
,
spatial_dimension
);
Vector
<
Real
>
bary
(
spatial_dimension
);
buffer
>>
bary
;
auto
dist
=
(
barycenter_loc
-
bary
).
template
norm
<
L_inf
>
();
EXPECT_NEAR
(
0
,
dist
,
1e-15
);
}
}
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