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Matrix.hpp
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Created
Sat, Jun 22, 18:40
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2 KB
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text/x-c
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Mon, Jun 24, 18:40 (2 d)
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rGOOSEFEM GooseFEM
Matrix.hpp
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/* =================================================================================================
(c - GPLv3) T.W.J. de Geus (Tom) | tom@geus.me | www.geus.me | github.com/tdegeus/GooseFEM
================================================================================================= */
#include <Eigen/Eigen>
#include <GooseFEM/GooseFEM.h>
#include <pybind11/eigen.h>
#include <pybind11/pybind11.h>
#include <pyxtensor/pyxtensor.hpp>
namespace
py
=
pybind11
;
void
init_Matrix
(
py
::
module
&
m
)
{
py
::
class_
<
GooseFEM
::
Matrix
>
(
m
,
"Matrix"
)
.
def
(
py
::
init
<
const
xt
::
xtensor
<
size_t
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&>
(),
"Sparse matrix"
,
py
::
arg
(
"conn"
),
py
::
arg
(
"dofs"
))
.
def
(
"nelem"
,
&
GooseFEM
::
Matrix
::
nelem
,
"Number of element"
)
.
def
(
"nne"
,
&
GooseFEM
::
Matrix
::
nne
,
"Number of nodes per element"
)
.
def
(
"nnode"
,
&
GooseFEM
::
Matrix
::
nnode
,
"Number of nodes"
)
.
def
(
"ndim"
,
&
GooseFEM
::
Matrix
::
ndim
,
"Number of dimensions"
)
.
def
(
"ndof"
,
&
GooseFEM
::
Matrix
::
ndof
,
"Number of degrees-of-freedom"
)
.
def
(
"dofs"
,
&
GooseFEM
::
Matrix
::
dofs
,
"Return degrees-of-freedom"
)
.
def
(
"assemble"
,
&
GooseFEM
::
Matrix
::
assemble
,
"Assemble matrix from 'elemmat"
,
py
::
arg
(
"elemmat"
))
.
def
(
"set"
,
&
GooseFEM
::
Matrix
::
set
,
"Overwrite with a dense (sub-) matrix"
,
py
::
arg
(
"rows"
),
py
::
arg
(
"cols"
),
py
::
arg
(
"matrix"
))
.
def
(
"add"
,
&
GooseFEM
::
Matrix
::
add
,
"Add a dense (sub-) matrix to the current matrix"
,
py
::
arg
(
"rows"
),
py
::
arg
(
"cols"
),
py
::
arg
(
"matrix"
))
.
def
(
"Todense"
,
&
GooseFEM
::
Matrix
::
Todense
,
"Return as dense matrix"
)
.
def
(
"Dot"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
double
,
1
>&>
(
&
GooseFEM
::
Matrix
::
Dot
,
py
::
const_
),
"Dot"
,
py
::
arg
(
"x"
))
.
def
(
"Dot"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
double
,
2
>&>
(
&
GooseFEM
::
Matrix
::
Dot
,
py
::
const_
),
"Dot"
,
py
::
arg
(
"x"
))
.
def
(
"__repr__"
,
[](
const
GooseFEM
::
Matrix
&
)
{
return
"<GooseFEM.Matrix>"
;
});
py
::
class_
<
GooseFEM
::
MatrixSolver
<>>
(
m
,
"MatrixSolver"
)
.
def
(
py
::
init
<>
(),
"Sparse matrix solver"
)
.
def
(
"Solve"
,
py
::
overload_cast
<
GooseFEM
::
Matrix
&
,
const
xt
::
xtensor
<
double
,
1
>&>
(
&
GooseFEM
::
MatrixSolver
<>::
Solve
),
"Solve"
,
py
::
arg
(
"matrix"
),
py
::
arg
(
"b"
))
.
def
(
"Solve"
,
py
::
overload_cast
<
GooseFEM
::
Matrix
&
,
const
xt
::
xtensor
<
double
,
2
>&>
(
&
GooseFEM
::
MatrixSolver
<>::
Solve
),
"Solve"
,
py
::
arg
(
"matrix"
),
py
::
arg
(
"b"
))
.
def
(
"__repr__"
,
[](
const
GooseFEM
::
MatrixSolver
<>&
)
{
return
"<GooseFEM.MatrixSolver>"
;
});
}
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