return shape.GetStudyEntry()
def ViscousLayers(self, thickness, numberOfLayers, stretchFactor,
- faces=[], isFacesToIgnore=True, extrMethod=StdMeshers.SURF_OFFSET_SMOOTH ):
+ faces=[], isFacesToIgnore=True,
+ extrMethod=StdMeshers.SURF_OFFSET_SMOOTH, groupName=""):
"""
Defines "ViscousLayers" hypothesis to give parameters of layers of prisms to build
near mesh boundary. This hypothesis can be used by several 3D algorithms:
- StdMeshers.NODE_OFFSET method extrudes nodes along average normal of
surrounding mesh faces by the layers thickness. Thickness of
layers can be limited to avoid creation of invalid prisms.
+ groupName: name of a group to contain elements of layers. If not provided,
+ no group is created. The group is created upon mesh generation.
+ It can be retrieved by calling
+ ::
+
+ group = mesh.GetGroupByName( groupName, SMESH.VOLUME )[0]
+
+ Returns:
+ StdMeshers.StdMeshers_ViscousLayers hypothesis
"""
-
+
if not isinstance(self.algo, SMESH._objref_SMESH_3D_Algo):
raise TypeError("ViscousLayers are supported by 3D algorithms only")
if not "ViscousLayers" in self.GetCompatibleHypothesis():
hyp.SetStretchFactor( stretchFactor )
hyp.SetFaces( faces, isFacesToIgnore )
hyp.SetMethod( extrMethod )
+ hyp.SetGroupName( groupName )
self.mesh.AddHypothesis( hyp, self.geom )
return hyp
def ViscousLayers2D(self, thickness, numberOfLayers, stretchFactor,
- edges=[], isEdgesToIgnore=True ):
+ edges=[], isEdgesToIgnore=True, groupName="" ):
"""
Defines "ViscousLayers2D" hypothesis to give parameters of layers of quadrilateral
elements to build near mesh boundary. This hypothesis can be used by several 2D algorithms:
the value of **isEdgesToIgnore** parameter.
isEdgesToIgnore: if *True*, the Viscous layers are not generated on the
edges specified by the previous parameter (**edges**).
+ groupName: name of a group to contain elements of layers. If not provided,
+ no group is created. The group is created upon mesh generation.
+ It can be retrieved by calling
+ ::
+
+ group = mesh.GetGroupByName( groupName, SMESH.FACE )[0]
+
+ Returns:
+ StdMeshers.StdMeshers_ViscousLayers2D hypothesis
"""
if not isinstance(self.algo, SMESH._objref_SMESH_2D_Algo):
hyp.SetNumberLayers(numberOfLayers)
hyp.SetStretchFactor(stretchFactor)
hyp.SetEdges(edges, isEdgesToIgnore)
+ hyp.SetGroupName( groupName )
self.mesh.AddHypothesis( hyp, self.geom )
return hyp