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sparse_matrix_aij_inline_impl.cc
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rAKA akantu
sparse_matrix_aij_inline_impl.cc
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/**
* @file sparse_matrix_aij_inline_impl.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Aug 21 2015
* @date last modification: Wed Nov 08 2017
*
* @brief Implementation of inline functions of SparseMatrixAIJ
*
* @section LICENSE
*
* Copyright (©) 2015-2018 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 "sparse_matrix_aij.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_SPARSE_MATRIX_AIJ_INLINE_IMPL_CC__
#define __AKANTU_SPARSE_MATRIX_AIJ_INLINE_IMPL_CC__
namespace
akantu
{
inline
UInt
SparseMatrixAIJ
::
add
(
UInt
i
,
UInt
j
)
{
KeyCOO
jcn_irn
=
this
->
key
(
i
,
j
);
auto
it
=
this
->
irn_jcn_k
.
find
(
jcn_irn
);
if
(
!
(
it
==
this
->
irn_jcn_k
.
end
()))
return
it
->
second
;
if
(
i
+
1
>
this
->
size_
)
this
->
size_
=
i
+
1
;
if
(
j
+
1
>
this
->
size_
)
this
->
size_
=
j
+
1
;
this
->
irn
.
push_back
(
i
+
1
);
this
->
jcn
.
push_back
(
j
+
1
);
this
->
a
.
push_back
(
0.
);
this
->
irn_jcn_k
[
jcn_irn
]
=
this
->
nb_non_zero
;
(
this
->
nb_non_zero
)
++
;
this
->
profile_release
++
;
this
->
value_release
++
;
return
(
this
->
nb_non_zero
-
1
);
}
/* -------------------------------------------------------------------------- */
inline
void
SparseMatrixAIJ
::
clearProfile
()
{
SparseMatrix
::
clearProfile
();
this
->
irn_jcn_k
.
clear
();
this
->
irn
.
resize
(
0
);
this
->
jcn
.
resize
(
0
);
this
->
a
.
resize
(
0
);
this
->
size_
=
0
;
this
->
profile_release
++
;
this
->
value_release
++
;
}
/* -------------------------------------------------------------------------- */
inline
void
SparseMatrixAIJ
::
add
(
UInt
i
,
UInt
j
,
Real
value
)
{
UInt
idx
=
this
->
add
(
i
,
j
);
this
->
a
(
idx
)
+=
value
;
this
->
value_release
++
;
}
/* -------------------------------------------------------------------------- */
inline
Real
SparseMatrixAIJ
::
operator
()(
UInt
i
,
UInt
j
)
const
{
KeyCOO
jcn_irn
=
this
->
key
(
i
,
j
);
auto
irn_jcn_k_it
=
this
->
irn_jcn_k
.
find
(
jcn_irn
);
if
(
irn_jcn_k_it
==
this
->
irn_jcn_k
.
end
())
return
0.
;
return
this
->
a
(
irn_jcn_k_it
->
second
);
}
/* -------------------------------------------------------------------------- */
inline
Real
&
SparseMatrixAIJ
::
operator
()(
UInt
i
,
UInt
j
)
{
KeyCOO
jcn_irn
=
this
->
key
(
i
,
j
);
auto
irn_jcn_k_it
=
this
->
irn_jcn_k
.
find
(
jcn_irn
);
AKANTU_DEBUG_ASSERT
(
irn_jcn_k_it
!=
this
->
irn_jcn_k
.
end
(),
"Couple (i,j) = ("
<<
i
<<
","
<<
j
<<
") does not exist in the profile"
);
// it may change the profile so it is considered as a change
this
->
value_release
++
;
return
this
->
a
(
irn_jcn_k_it
->
second
);
}
}
// namespace akantu
#endif
/* __AKANTU_SPARSE_MATRIX_AIJ_INLINE_IMPL_CC__ */
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