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Tue, Sep 24, 05:15
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Thu, Sep 26, 05:15 (2 d)
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rTAMAAS tamaas
model.cpp
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/**
* @file
* LICENSE
*
* Copyright (©) 2016-2021 EPFL (École Polytechnique Fédérale de Lausanne),
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "model.hh"
#include "be_engine.hh"
#include "logger.hh"
/* -------------------------------------------------------------------------- */
namespace
tamaas
{
/* -------------------------------------------------------------------------- */
void
Model
::
setElasticity
(
Real
E_
,
Real
nu_
)
{
setYoungModulus
(
E_
);
setPoissonRatio
(
nu_
);
updateOperators
();
}
/* -------------------------------------------------------------------------- */
void
Model
::
applyElasticity
(
GridBase
<
Real
>&
stress
,
const
GridBase
<
Real
>&
strain
)
const
{
operators
.
at
(
"hooke"
)
->
apply
(
const_cast
<
GridBase
<
Real
>&>
(
strain
),
stress
);
}
/* -------------------------------------------------------------------------- */
GridBase
<
Real
>&
Model
::
getTraction
()
{
return
getField
(
"traction"
);
}
const
GridBase
<
Real
>&
Model
::
getTraction
()
const
{
return
(
*
this
)[
"traction"
];
}
/* -------------------------------------------------------------------------- */
GridBase
<
Real
>&
Model
::
getDisplacement
()
{
return
getField
(
"displacement"
);
}
const
GridBase
<
Real
>&
Model
::
getDisplacement
()
const
{
return
(
*
this
)[
"displacement"
];
}
/* -------------------------------------------------------------------------- */
const
std
::
vector
<
Real
>&
Model
::
getSystemSize
()
const
{
return
system_size
;
}
/* -------------------------------------------------------------------------- */
const
std
::
vector
<
UInt
>&
Model
::
getDiscretization
()
const
{
return
discretization
;
}
/* -------------------------------------------------------------------------- */
void
Model
::
solveNeumann
()
{
engine
->
registerNeumann
();
engine
->
solveNeumann
(
getTraction
(),
getDisplacement
());
}
void
Model
::
solveDirichlet
()
{
engine
->
registerDirichlet
();
engine
->
solveDirichlet
(
getDisplacement
(),
getTraction
());
}
/* -------------------------------------------------------------------------- */
IntegralOperator
*
Model
::
getIntegralOperator
(
const
std
::
string
&
name
)
const
{
return
operators
.
at
(
name
).
get
();
}
/* -------------------------------------------------------------------------- */
std
::
vector
<
std
::
string
>
Model
::
getIntegralOperators
()
const
{
std
::
vector
<
std
::
string
>
keys
;
keys
.
reserve
(
operators
.
size
());
std
::
transform
(
operators
.
begin
(),
operators
.
end
(),
std
::
back_inserter
(
keys
),
[](
auto
&&
pair
)
{
return
pair
.
first
;
});
return
keys
;
}
/* -------------------------------------------------------------------------- */
void
Model
::
updateOperators
()
{
for
(
auto
&
op
:
operators
)
op
.
second
->
updateFromModel
();
}
/* -------------------------------------------------------------------------- */
void
Model
::
addDumper
(
std
::
shared_ptr
<
ModelDumper
>
dumper
)
{
this
->
dumpers
.
push_back
(
std
::
move
(
dumper
));
}
void
Model
::
dump
()
const
{
for
(
auto
&
dumper
:
dumpers
)
if
(
dumper
)
dumper
->
dump
(
*
this
);
}
/* -------------------------------------------------------------------------- */
void
Model
::
registerField
(
const
std
::
string
&
name
,
std
::
shared_ptr
<
GridBase
<
Real
>>
field
)
{
fields
[
name
]
=
std
::
move
(
field
);
}
const
GridBase
<
Real
>&
Model
::
getField
(
const
std
::
string
&
name
)
const
try
{
return
*
fields
.
at
(
name
);
}
catch
(
std
::
out_of_range
&
e
)
{
Logger
().
get
(
LogLevel
::
warning
)
<<
"Field "
<<
name
<<
" not registered in model
\n
"
;
throw
e
;
}
GridBase
<
Real
>&
Model
::
getField
(
const
std
::
string
&
name
)
try
{
return
*
fields
.
at
(
name
);
}
catch
(
std
::
out_of_range
&
e
)
{
Logger
().
get
(
LogLevel
::
warning
)
<<
"Field "
<<
name
<<
" not registered in model
\n
"
;
throw
e
;
}
std
::
vector
<
std
::
string
>
Model
::
getFields
()
const
{
std
::
vector
<
std
::
string
>
keys
;
keys
.
reserve
(
fields
.
size
());
std
::
transform
(
fields
.
begin
(),
fields
.
end
(),
std
::
back_inserter
(
keys
),
[](
auto
&&
pair
)
{
return
pair
.
first
;
});
return
keys
;
}
const
GridBase
<
Real
>&
Model
::
operator
[](
const
std
::
string
&
name
)
const
{
return
getField
(
name
);
}
GridBase
<
Real
>&
Model
::
operator
[](
const
std
::
string
&
name
)
{
return
getField
(
name
);
}
/* -------------------------------------------------------------------------- */
std
::
ostream
&
operator
<<
(
std
::
ostream
&
o
,
const
Model
&
_this
)
{
o
<<
"Model<"
<<
_this
.
getType
()
<<
"> (E = "
<<
_this
.
getYoungModulus
()
<<
", nu = "
<<
_this
.
getPoissonRatio
()
<<
")
\n
"
;
auto
out_collec
=
[
&
o
](
auto
&&
collec
)
{
std
::
for_each
(
collec
.
begin
(),
collec
.
end
()
-
1
,
[
&
o
](
const
auto
&
x
)
{
o
<<
x
<<
", "
;
});
o
<<
collec
.
back
();
};
// Printing domain size
o
<<
" - domain = ["
;
out_collec
(
_this
.
getSystemSize
());
o
<<
"]
\n
"
;
// Printing discretization
o
<<
" - discretization = ["
;
out_collec
(
_this
.
getDiscretization
());
o
<<
"]
\n
"
;
if
(
mpi
::
size
()
>
1
)
{
o
<<
" - global discretization = ["
;
out_collec
(
_this
.
getGlobalDiscretization
());
o
<<
"]
\n
"
;
}
// Print fields
o
<<
" - registered fields = ["
;
out_collec
(
_this
.
getFields
());
o
<<
"]
\n
"
;
o
<<
" - registered operators = ["
;
out_collec
(
_this
.
getIntegralOperators
());
o
<<
"]"
;
if
(
_this
.
dumpers
.
size
())
o
<<
"
\n
- "
<<
_this
.
dumpers
.
size
()
<<
" registered dumpers"
;
return
o
;
}
/* -------------------------------------------------------------------------- */
}
// namespace tamaas
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