def wrap_mesh(mesh):
"""
Creates a WrappedMesh object from a mesh with cuboid shell as created by
the magnum-msh script.
*Arguments*
mesh (:class:`dolfin.Mesh` or :class:`str`))
The mesh including the cuboid shell (either mesh object or path to mesh file)
"""
if type(mesh) is str:
mesh = Mesh(mesh)
return WrappedMesh.create(mesh, (1000, 1001, 1002, 1003), True)
def wrap_mesh(mesh):
"""
Creates a WrappedMesh object from a mesh with cuboid shell as created by
the magnum-msh script.
*Arguments*
mesh (:class:`dolfin.Mesh` or :class:`str`))
The mesh including the cuboid shell (either mesh object or path to mesh file)
"""
if type(mesh) is str:
mesh = Mesh(mesh)
return WrappedMesh.create(mesh, (1000, 1001, 1002, 1003), True)
def create_mesh(*args, **kwargs):
"""
Creates a WrappedMesh suited for the application of the shell-
transformation method. Either takes a filename as first argument
to load the meshed sample or sizes and discretization of a cuboid
sample.
*Example*
.. code-block:: python
# load from file
mesh = DemagField.create_mesh("sphere.msh", d=2, margin=0.1, n=(10, 10, 10))
# create cuboid mesh of size 1.0 x 1.0 x 1.0
mesh = DemagField.create_mesh((1.0, 1.0, 1.0), (10, 10, 10), d=2)
*Arguments*
d
Number of shell layers.
scale
Scale factor used for mesh generation.
margin
Margin to the sample when loading sample mesh from a file.
n
Discretization of inner cuboid when loading sample mesh from a file.
"""
mesher = Mesher()
if isinstance(args[0], str):
mesher.read_file(args[0])
elif isinstance(args[0],
(list, tuple)) and isinstance(args[1], (list, tuple)):
mesher.create_cuboid(args[0], args[1])
else:
error("Arguments not supported.")
d = kwargs.pop('d', 1)
scale = kwargs.pop('scale', 1.0)
mesher.create_shell(d, **kwargs)
mesh = mesher.mesh(scale)
return WrappedMesh.create(
mesh, 0, {'sample_size': mesher.get_sample_size(scale=scale)})
def create_mesh(*args, **kwargs):
"""
Creates a WrappedMesh suited for the application of the shell-
transformation method. Either takes a filename as first argument
to load the meshed sample or sizes and discretization of a cuboid
sample.
*Example*
.. code-block:: python
# load from file
mesh = DemagField.create_mesh("sphere.msh", d=2, margin=0.1, n=(10, 10, 10))
# create cuboid mesh of size 1.0 x 1.0 x 1.0
mesh = DemagField.create_mesh((1.0, 1.0, 1.0), (10, 10, 10), d=2)
*Arguments*
d
Number of shell layers.
scale
Scale factor used for mesh generation.
margin
Margin to the sample when loading sample mesh from a file.
n
Discretization of inner cuboid when loading sample mesh from a file.
"""
mesher = Mesher()
if isinstance(args[0], str):
mesher.read_file(args[0])
elif isinstance(args[0], (list, tuple)) and isinstance(args[1], (list, tuple)):
mesher.create_cuboid(args[0], args[1])
else:
error("Arguments not supported.")
d = kwargs.pop('d', 1)
scale = kwargs.pop('scale', 1.0)
mesher.create_shell(d, **kwargs)
mesh = mesher.mesh(scale)
return WrappedMesh.create(mesh, 0, {'sample_size': mesher.get_sample_size(scale=scale)})