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Mesh.hpp
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Sat, May 11, 16:17
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rGOOSEFEM GooseFEM
Mesh.hpp
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/* =================================================================================================
(c - GPLv3) T.W.J. de Geus (Tom) | tom@geus.me | www.geus.me | github.com/tdegeus/GooseFEM
================================================================================================= */
#include <GooseFEM/GooseFEM.h>
#include <pybind11/pybind11.h>
#include <pyxtensor/pyxtensor.hpp>
namespace
py
=
pybind11
;
void
init_Mesh
(
py
::
module
&
m
)
{
py
::
enum_
<
GooseFEM
::
Mesh
::
ElementType
>
(
m
,
"ElementType"
,
"ElementType."
"See :cpp:enum:`GooseFEM::Mesh::ElementType`."
)
.
value
(
"Tri3"
,
GooseFEM
::
Mesh
::
ElementType
::
Tri3
)
.
value
(
"Quad4"
,
GooseFEM
::
Mesh
::
ElementType
::
Quad4
)
.
value
(
"Hex8"
,
GooseFEM
::
Mesh
::
ElementType
::
Hex8
)
.
export_values
();
m
.
def
(
"overlapping"
,
&
GooseFEM
::
Mesh
::
overlapping
,
"Find overlapping nodes."
"See :cpp:func:`GooseFEM::Mesh::overlapping`."
,
py
::
arg
(
"coor_a"
),
py
::
arg
(
"coor_b"
),
py
::
arg
(
"rtol"
)
=
1e-5
,
py
::
arg
(
"atol"
)
=
1e-8
);
py
::
class_
<
GooseFEM
::
Mesh
::
ManualStitch
>
(
m
,
"ManualStitch"
)
.
def
(
py
::
init
<
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
1
>&
,
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
1
>&
,
bool
,
double
,
double
>
(),
"Manually stitch meshes."
"See :cpp:class:`GooseFEM::Mesh::ManualStitch`."
,
py
::
arg
(
"coor_a"
),
py
::
arg
(
"conn_a"
),
py
::
arg
(
"overlapping_nodes_a"
),
py
::
arg
(
"coor_b"
),
py
::
arg
(
"conn_b"
),
py
::
arg
(
"overlapping_nodes_b"
),
py
::
arg
(
"check_position"
)
=
true
,
py
::
arg
(
"rtol"
)
=
1e-5
,
py
::
arg
(
"atol"
)
=
1e-8
)
.
def
(
"coor"
,
&
GooseFEM
::
Mesh
::
ManualStitch
::
coor
,
"Coordinates of stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::ManualStitch::coor`."
)
.
def
(
"conn"
,
&
GooseFEM
::
Mesh
::
ManualStitch
::
conn
,
"Connectivity of stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::ManualStitch::conn`."
)
.
def
(
"nodemap"
,
&
GooseFEM
::
Mesh
::
ManualStitch
::
nodemap
,
"Map to new node-numbers."
"See :cpp:func:`GooseFEM::Mesh::ManualStitch::nodemap`."
)
.
def
(
"elemmap"
,
&
GooseFEM
::
Mesh
::
ManualStitch
::
elemmap
,
"Map to new element-numbers."
"See :cpp:func:`GooseFEM::Mesh::ManualStitch::elemmap`."
)
.
def
(
"nodeset"
,
&
GooseFEM
::
Mesh
::
ManualStitch
::
nodeset
,
"Convert node-set to the stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::ManualStitch::nodeset`."
,
py
::
arg
(
"set"
),
py
::
arg
(
"mesh_index"
))
.
def
(
"elemset"
,
&
GooseFEM
::
Mesh
::
ManualStitch
::
elemset
,
"Convert element-set to the stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::ManualStitch::elemset`."
,
py
::
arg
(
"set"
),
py
::
arg
(
"mesh_index"
))
.
def
(
"__repr__"
,
[](
const
GooseFEM
::
Mesh
::
ManualStitch
&
)
{
return
"<GooseFEM.Mesh.ManualStitch>"
;
});
py
::
class_
<
GooseFEM
::
Mesh
::
Stitch
>
(
m
,
"Stitch"
)
.
def
(
py
::
init
<
double
,
double
>
(),
"Stitch meshes."
"See :cpp:class:`GooseFEM::Mesh::Stitch`."
,
py
::
arg
(
"rtol"
)
=
1e-5
,
py
::
arg
(
"atol"
)
=
1e-8
)
.
def
(
"push_back"
,
&
GooseFEM
::
Mesh
::
Stitch
::
push_back
,
"Add mesh to be stitched."
"See :cpp:func:`GooseFEM::Mesh::Stitch::push_back`."
,
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
))
.
def
(
"coor"
,
&
GooseFEM
::
Mesh
::
Stitch
::
coor
,
"Coordinates of stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::coor`."
)
.
def
(
"conn"
,
&
GooseFEM
::
Mesh
::
Stitch
::
conn
,
"Connectivity of stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::coor`."
)
.
def
(
"nodemap"
,
&
GooseFEM
::
Mesh
::
Stitch
::
nodemap
,
"Node-map for given mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::nodemap`."
,
py
::
arg
(
"mesh_index"
))
.
def
(
"elemmap"
,
&
GooseFEM
::
Mesh
::
Stitch
::
elemmap
,
"Element-map for given mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::elemmap`."
,
py
::
arg
(
"mesh_index"
))
.
def
(
"nodeset"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
size_t
,
1
>&
,
size_t
>
(
&
GooseFEM
::
Mesh
::
Stitch
::
nodeset
,
py
::
const_
),
"Convert node-set to the stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::nodeset`."
,
py
::
arg
(
"set"
),
py
::
arg
(
"mesh_index"
))
.
def
(
"elemset"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
size_t
,
1
>&
,
size_t
>
(
&
GooseFEM
::
Mesh
::
Stitch
::
elemset
,
py
::
const_
),
"Convert element-set to the stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::elemset`."
,
py
::
arg
(
"set"
),
py
::
arg
(
"mesh_index"
))
.
def
(
"nodeset"
,
py
::
overload_cast
<
const
std
::
vector
<
xt
::
xtensor
<
size_t
,
1
>>&>
(
&
GooseFEM
::
Mesh
::
Stitch
::
nodeset
,
py
::
const_
),
"Convert node-set to the stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::nodeset`."
,
py
::
arg
(
"set"
))
.
def
(
"elemset"
,
py
::
overload_cast
<
const
std
::
vector
<
xt
::
xtensor
<
size_t
,
1
>>&>
(
&
GooseFEM
::
Mesh
::
Stitch
::
elemset
,
py
::
const_
),
"Convert element-set to the stitched mesh."
"See :cpp:func:`GooseFEM::Mesh::Stitch::elemset`."
,
py
::
arg
(
"set"
))
.
def
(
"__repr__"
,
[](
const
GooseFEM
::
Mesh
::
Stitch
&
)
{
return
"<GooseFEM.Mesh.Stitch>"
;
});
py
::
class_
<
GooseFEM
::
Mesh
::
Renumber
>
(
m
,
"Renumber"
)
.
def
(
py
::
init
<
const
xt
::
xarray
<
size_t
>&>
(),
"Renumber to lowest possible index."
"See :cpp:class:`GooseFEM::Mesh::Renumber`."
,
py
::
arg
(
"dofs"
))
.
def
(
"get"
,
&
GooseFEM
::
Mesh
::
Renumber
::
get
,
"Get renumbered DOFs."
"See :cpp:func:`GooseFEM::Mesh::Renumber::get`."
)
.
def
(
"apply"
,
&
GooseFEM
::
Mesh
::
Renumber
::
apply
<
xt
::
xarray
<
size_t
>>
,
"Get renumbered list."
"See :cpp:func:`GooseFEM::Mesh::Renumber::apply`."
)
.
def
(
"index"
,
&
GooseFEM
::
Mesh
::
Renumber
::
index
,
"Get index list to apply renumbering. Apply renumbering using ``index[dofs]``."
"See :cpp:func:`GooseFEM::Mesh::Renumber::index`."
)
.
def
(
"__repr__"
,
[](
const
GooseFEM
::
Mesh
::
Renumber
&
)
{
return
"<GooseFEM.Mesh.Renumber>"
;
});
py
::
class_
<
GooseFEM
::
Mesh
::
Reorder
>
(
m
,
"Reorder"
)
.
def
(
py
::
init
([](
xt
::
xtensor
<
size_t
,
1
>&
a
)
{
return
new
GooseFEM
::
Mesh
::
Reorder
({
a
});
}),
"Reorder to lowest possible index."
"See :cpp:class:`GooseFEM::Mesh::Reorder`."
)
.
def
(
py
::
init
([](
xt
::
xtensor
<
size_t
,
1
>&
a
,
xt
::
xtensor
<
size_t
,
1
>&
b
)
{
return
new
GooseFEM
::
Mesh
::
Reorder
({
a
,
b
});
}),
"Reorder to lowest possible index."
"See :cpp:class:`GooseFEM::Mesh::Reorder`."
)
.
def
(
py
::
init
(
[](
xt
::
xtensor
<
size_t
,
1
>&
a
,
xt
::
xtensor
<
size_t
,
1
>&
b
,
xt
::
xtensor
<
size_t
,
1
>&
c
)
{
return
new
GooseFEM
::
Mesh
::
Reorder
({
a
,
b
,
c
});
}),
"Reorder to lowest possible index."
"See :cpp:class:`GooseFEM::Mesh::Reorder`."
)
.
def
(
py
::
init
([](
xt
::
xtensor
<
size_t
,
1
>&
a
,
xt
::
xtensor
<
size_t
,
1
>&
b
,
xt
::
xtensor
<
size_t
,
1
>&
c
,
xt
::
xtensor
<
size_t
,
1
>&
d
)
{
return
new
GooseFEM
::
Mesh
::
Reorder
({
a
,
b
,
c
,
d
});
}),
"Reorder to lowest possible index."
"See :cpp:class:`GooseFEM::Mesh::Reorder`."
)
.
def
(
"get"
,
&
GooseFEM
::
Mesh
::
Reorder
::
get
,
"Reorder matrix (e.g. ``dofs``)."
"See :cpp:func:`GooseFEM::Mesh::Reorder::get`."
,
py
::
arg
(
"dofs"
))
.
def
(
"apply"
,
&
GooseFEM
::
Mesh
::
Reorder
::
apply
<
xt
::
xarray
<
size_t
>>
,
"Get reordered list."
"See :cpp:func:`GooseFEM::Mesh::Reorder::apply`."
)
.
def
(
"index"
,
&
GooseFEM
::
Mesh
::
Reorder
::
index
,
"Get index list to apply renumbering. Apply renumbering using ``index[dofs]``."
"See :cpp:func:`GooseFEM::Mesh::Reorder::index`."
)
.
def
(
"__repr__"
,
[](
const
GooseFEM
::
Mesh
::
Reorder
&
)
{
return
"<GooseFEM.Mesh.Reorder>"
;
});
m
.
def
(
"dofs"
,
&
GooseFEM
::
Mesh
::
dofs
,
"List with DOF-numbers in sequential order."
"See :cpp:func:`GooseFEM::Mesh::dofs`."
,
py
::
arg
(
"nnode"
),
py
::
arg
(
"ndim"
));
m
.
def
(
"renumber"
,
&
GooseFEM
::
Mesh
::
renumber
,
"Renumber to lowest possible indices."
"See :cpp:func:`GooseFEM::Mesh::renumber`."
,
py
::
arg
(
"dofs"
));
m
.
def
(
"coordination"
,
&
GooseFEM
::
Mesh
::
coordination
,
"Coordination number of each node."
"See :cpp:func:`GooseFEM::Mesh::coordination`."
,
py
::
arg
(
"conn"
));
m
.
def
(
"elem2node"
,
&
GooseFEM
::
Mesh
::
elem2node
,
"Element-numbers connected to each node."
"See :cpp:func:`GooseFEM::Mesh::elem2node`."
,
py
::
arg
(
"conn"
),
py
::
arg
(
"sorted"
)
=
true
);
m
.
def
(
"edgesize"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&>
(
&
GooseFEM
::
Mesh
::
edgesize
),
"Get the edge size of all elements."
"See :cpp:func:`GooseFEM::Mesh::edgesize`."
,
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
));
m
.
def
(
"edgesize"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&
,
GooseFEM
::
Mesh
::
ElementType
>
(
&
GooseFEM
::
Mesh
::
edgesize
),
"Get the edge size of all elements."
"See :cpp:func:`GooseFEM::Mesh::edgesize`."
,
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
),
py
::
arg
(
"type"
));
m
.
def
(
"centers"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&>
(
&
GooseFEM
::
Mesh
::
centers
),
"Coordinates of the center of each element."
"See :cpp:func:`GooseFEM::Mesh::centers`."
,
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
));
m
.
def
(
"centers"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&
,
GooseFEM
::
Mesh
::
ElementType
>
(
&
GooseFEM
::
Mesh
::
centers
),
"Coordinates of the center of each element."
"See :cpp:func:`GooseFEM::Mesh::centers`."
,
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
),
py
::
arg
(
"type"
));
m
.
def
(
"elemmap2nodemap"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
size_t
,
1
>&
,
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&>
(
&
GooseFEM
::
Mesh
::
elemmap2nodemap
),
"Convert an element-map to a node-map."
"See :cpp:func:`GooseFEM::Mesh::elemmap2nodemap`."
,
py
::
arg
(
"elem_map"
),
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
));
m
.
def
(
"elemmap2nodemap"
,
py
::
overload_cast
<
const
xt
::
xtensor
<
size_t
,
1
>&
,
const
xt
::
xtensor
<
double
,
2
>&
,
const
xt
::
xtensor
<
size_t
,
2
>&
,
GooseFEM
::
Mesh
::
ElementType
>
(
&
GooseFEM
::
Mesh
::
elemmap2nodemap
),
"Convert an element-map to a node-map."
"See :cpp:func:`GooseFEM::Mesh::elemmap2nodemap`."
,
py
::
arg
(
"elem_map"
),
py
::
arg
(
"coor"
),
py
::
arg
(
"conn"
),
py
::
arg
(
"type"
));
}
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