from salome.geom import geomBuilder
import SMESH # This is necessary for back compatibility
-import omniORB # back compatibility
-SMESH.MED_V2_1 = omniORB.EnumItem("MED_V2_1", 0) # back compatibility
-SMESH.MED_V2_2 = omniORB.EnumItem("MED_V2_2", 1) # back compatibility
+import omniORB # back compatibility
+SMESH.MED_V2_1 = 11 #omniORB.EnumItem("MED_V2_1", 11) # back compatibility: use number > MED minor version
+SMESH.MED_V2_2 = 12 #omniORB.EnumItem("MED_V2_2", 12) # back compatibility: latest minor will be used
+SMESH.MED_MINOR_0 = 20 # back compatibility
+SMESH.MED_MINOR_1 = 21 # back compatibility
+SMESH.MED_MINOR_2 = 22 # back compatibility
+SMESH.MED_MINOR_3 = 23 # back compatibility
+SMESH.MED_MINOR_4 = 24 # back compatibility
+SMESH.MED_MINOR_5 = 25 # back compatibility
+SMESH.MED_MINOR_6 = 26 # back compatibility
+SMESH.MED_MINOR_7 = 27 # back compatibility
+SMESH.MED_MINOR_8 = 28 # back compatibility
+SMESH.MED_MINOR_9 = 29 # back compatibility
from SMESH import *
from salome.smesh.smesh_algorithm import Mesh_Algorithm
"""
Private method. Add geom (sub-shape of the main shape) into the study if not yet there
"""
+ if not mesh.smeshpyD.IsEnablePublish():
+ return
if not isinstance( geom, geomBuilder.GEOM._objref_GEOM_Object ):
return
if not geom.GetStudyEntry():
def Concatenate( self, meshes, uniteIdenticalGroups,
mergeNodesAndElements = False, mergeTolerance = 1e-5, allGroups = False,
- name = ""):
+ name = "", meshToAppendTo = None):
"""
- Concatenate the given meshes into one mesh. All groups of input meshes will be
- present in the new mesh.
+ Concatenate the given meshes into one mesh, optionally to meshToAppendTo.
+ All groups of input meshes will be present in the new mesh.
Parameters:
meshes: :class:`meshes, sub-meshes, groups or filters <SMESH.SMESH_IDSource>` to combine into one mesh
mergeTolerance: tolerance for merging nodes
allGroups: forces creation of groups corresponding to every input mesh
name: name of a new mesh
+ meshToAppendTo a mesh to append all given meshes
Returns:
an instance of class :class:`Mesh`
if isinstance(m, Mesh):
meshes[i] = m.GetMesh()
mergeTolerance,Parameters,hasVars = ParseParameters(mergeTolerance)
- meshes[0].SetParameters(Parameters)
+ if hasattr(meshes[0], "SetParameters"):
+ meshes[0].SetParameters(Parameters)
+ else:
+ meshes[0].GetMesh().SetParameters(Parameters)
+ if isinstance( meshToAppendTo, Mesh ):
+ meshToAppendTo = meshToAppendTo.GetMesh()
if allGroups:
aSmeshMesh = SMESH._objref_SMESH_Gen.ConcatenateWithGroups(
- self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
+ self,meshes,uniteIdenticalGroups,mergeNodesAndElements,
+ mergeTolerance,meshToAppendTo)
else:
aSmeshMesh = SMESH._objref_SMESH_Gen.Concatenate(
- self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
+ self,meshes,uniteIdenticalGroups,mergeNodesAndElements,
+ mergeTolerance,meshToAppendTo)
+
aMesh = Mesh(self, self.geompyD, aSmeshMesh, name=name)
return aMesh
an instance of class :class:`Mesh`
"""
- if (isinstance( meshPart, Mesh )):
+ if isinstance( meshPart, Mesh ):
meshPart = meshPart.GetMesh()
mesh = SMESH._objref_SMESH_Gen.CopyMesh( self,meshPart,meshName,toCopyGroups,toKeepIDs )
return Mesh(self, self.geompyD, mesh)
+ def CopyMeshWithGeom( self, sourceMesh, newGeom, meshName="", toCopyGroups=True,
+ toReuseHypotheses=True, toCopyElements=True):
+ """
+ Create a mesh by copying a mesh definition (hypotheses and groups) to a new geometry.
+ It is supposed that the new geometry is a modified geometry of *sourceMesh*.
+ To facilitate and speed up the operation, consider using
+ "Set presentation parameters and sub-shapes from arguments" option in
+ a dialog of geometrical operation used to create the new geometry.
+
+ Parameters:
+ sourceMesh: the mesh to copy definition of.
+ newGeom: the new geomtry.
+ meshName: an optional name of the new mesh. If omitted, the mesh name is kept.
+ toCopyGroups: to create groups in the new mesh.
+ toReuseHypotheses: to reuse hypotheses of the *sourceMesh*.
+ toCopyElements: to copy mesh elements present on non-modified sub-shapes of
+ *sourceMesh*.
+ Returns:
+ tuple ( ok, newMesh, newGroups, newSubMeshes, newHypotheses, invalidEntries )
+ *invalidEntries* are study entries of objects whose
+ counterparts are not found in the *newGeom*, followed by entries
+ of mesh sub-objects that are invalid because they depend on a not found
+ preceeding sub-shape
+ """
+ if isinstance( sourceMesh, Mesh ):
+ sourceMesh = sourceMesh.GetMesh()
+
+ ok, newMesh, newGroups, newSubMeshes, newHypotheses, invalidEntries = \
+ SMESH._objref_SMESH_Gen.CopyMeshWithGeom( self, sourceMesh, newGeom, meshName,
+ toCopyGroups,
+ toReuseHypotheses,
+ toCopyElements)
+ return ( ok, Mesh(self, self.geompyD, newMesh),
+ newGroups, newSubMeshes, newHypotheses, invalidEntries )
+
def GetSubShapesId( self, theMainObject, theListOfSubObjects ):
"""
Return IDs of sub-shapes
def GetGravityCenter(self, obj):
"""
- Get gravity center of all nodes of the mesh object.
+ Get gravity center of all nodes of a mesh object.
Parameters:
obj: :class:`mesh, sub-mesh, group or filter <SMESH.SMESH_IDSource>`
Returns:
- Three components of the gravity center (x,y,z)
+ Three components of the gravity center (x,y,z)
+
+ See also:
+ :meth:`Mesh.BaryCenter`
"""
if isinstance(obj, Mesh): obj = obj.mesh
if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
aMeasurements.UnRegister()
return pointStruct.x, pointStruct.y, pointStruct.z
+ def GetAngle(self, p1, p2, p3 ):
+ """
+ Computes a radian measure of an angle defined by 3 points: <(p1,p2,p3)
+
+ Parameters:
+ p1,p2,p3: coordinates of 3 points defined by either SMESH.PointStruct
+ or list [x,y,z]
+
+ Returns:
+ Angle in radians
+ """
+ if isinstance( p1, list ): p1 = PointStruct(*p1)
+ if isinstance( p2, list ): p2 = PointStruct(*p2)
+ if isinstance( p3, list ): p3 = PointStruct(*p3)
+
+ aMeasurements = self.CreateMeasurements()
+ angle = aMeasurements.Angle(p1,p2,p3)
+ aMeasurements.UnRegister()
+
+ return angle
+
+
pass # end of class smeshBuilder
import omniORB
smesh = smeshBuilder.New()
Parameters:
- study: SALOME study, generally obtained by salome.myStudy.
instance: CORBA proxy of SMESH Engine. If None, the default Engine is used.
instanceGeom: CORBA proxy of GEOM Engine. If None, the default Engine is used.
Returns:
global engine
global smeshInst
global doLcc
+ if instance and isinstance( instance, SALOMEDS._objref_Study ):
+ import sys
+ sys.stderr.write("Warning: 'study' argument is no more needed in smeshBuilder.New(). Consider updating your script!!!\n\n")
+ instance = None
engine = instance
if engine is None:
doLcc = True
return self.mesh
+ def GetEngine(self):
+ """
+ Return a smeshBuilder instance created this mesh
+ """
+ return self.smeshpyD
+
+ def GetGeomEngine(self):
+ """
+ Return a geomBuilder instance
+ """
+ return self.geompyD
+
def GetName(self):
"""
Get the name of the mesh
algo1D = mesh.Segment(geom=Edge_1)
- creates a sub-mesh on *Edge_1* and assign Wire Discretization algorithm to it.
+ create a sub-mesh on *Edge_1* and assign Wire Discretization algorithm to it.
The created sub-mesh can be retrieved from the algorithm::
submesh = algo1D.GetSubMesh()
self.mesh = self.smeshpyD.CreateMesh(geom)
+ def HasShapeToMesh(self):
+ """
+ Return ``True`` if this mesh is based on geometry
+ """
+ return self.mesh.HasShapeToMesh()
+
def Load(self):
"""
Load mesh from the study after opening the study
pass
if salome.sg.hasDesktop():
if not isinstance( refresh, list): # not a call from subMesh.Compute()
- smeshgui = salome.ImportComponentGUI("SMESH")
- smeshgui.Init()
- smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
if refresh: salome.sg.updateObjBrowser()
return ok
self.mesh.Clear()
if ( salome.sg.hasDesktop() ):
- smeshgui = salome.ImportComponentGUI("SMESH")
- smeshgui.Init()
- smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
if refresh: salome.sg.updateObjBrowser()
def ClearSubMesh(self, geomId, refresh=False):
self.mesh.ClearSubMesh(geomId)
if salome.sg.hasDesktop():
- smeshgui = salome.ImportComponentGUI("SMESH")
- smeshgui.Init()
- smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
if refresh: salome.sg.updateObjBrowser()
def AutomaticTetrahedralization(self, fineness=0):
auto_groups (boolean): parameter for creating/not creating
the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
the typical use is auto_groups=False.
+ minor (int): define the minor version (y, where version is x.y.z) of MED file format.
+ The minor must be between 0 and the current minor version of MED file library.
+ If minor is equal to -1, the minor version is not changed (default).
+ The major version (x, where version is x.y.z) cannot be changed.
overwrite (boolean): parameter for overwriting/not overwriting the file
meshPart: a part of mesh (:class:`sub-mesh, group or filter <SMESH.SMESH_IDSource>`) to export instead of the mesh
autoDimension: if *True* (default), a space dimension of a MED mesh can be either
If *autoDimension* is *False*, the space dimension is always 3.
fields: list of GEOM fields defined on the shape to mesh.
geomAssocFields: each character of this string means a need to export a
- corresponding field; correspondence between fields and characters is following:
- - 'v' stands for "_vertices _" field;
- - 'e' stands for "_edges _" field;
- - 'f' stands for "_faces _" field;
- - 's' stands for "_solids _" field.
+ corresponding field; correspondence between fields and characters
+ is following:
+
+ - 'v' stands for "_vertices_" field;
+ - 'e' stands for "_edges_" field;
+ - 'f' stands for "_faces_" field;
+ - 's' stands for "_solids_" field.
+
+ zTolerance (float): tolerance in Z direction. If Z coordinate of a node is
+ close to zero within a given tolerance, the coordinate is set to zero.
+ If *ZTolerance* is negative (default), the node coordinates are kept as is.
"""
# process positional arguments
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]] # backward compatibility
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]] # backward compatibility
fileName = args[0]
auto_groups = args[1] if len(args) > 1 else False
- overwrite = args[2] if len(args) > 2 else True
- meshPart = args[3] if len(args) > 3 else None
- autoDimension = args[4] if len(args) > 4 else True
- fields = args[5] if len(args) > 5 else []
- geomAssocFields = args[6] if len(args) > 6 else ''
+ minor = args[2] if len(args) > 2 else -1
+ overwrite = args[3] if len(args) > 3 else True
+ meshPart = args[4] if len(args) > 4 else None
+ autoDimension = args[5] if len(args) > 5 else True
+ fields = args[6] if len(args) > 6 else []
+ geomAssocFields = args[7] if len(args) > 7 else ''
+ z_tolerance = args[8] if len(args) > 8 else -1.
# process keywords arguments
auto_groups = kwargs.get("auto_groups", auto_groups)
+ minor = kwargs.get("minor", minor)
overwrite = kwargs.get("overwrite", overwrite)
meshPart = kwargs.get("meshPart", meshPart)
autoDimension = kwargs.get("autoDimension", autoDimension)
fields = kwargs.get("fields", fields)
geomAssocFields = kwargs.get("geomAssocFields", geomAssocFields)
+ z_tolerance = kwargs.get("zTolerance", z_tolerance)
+
# invoke engine's function
- if meshPart or fields or geomAssocFields:
+ if meshPart or fields or geomAssocFields or z_tolerance > 0:
unRegister = genObjUnRegister()
if isinstance( meshPart, list ):
meshPart = self.GetIDSource( meshPart, SMESH.ALL )
unRegister.set( meshPart )
- self.mesh.ExportPartToMED( meshPart, fileName, auto_groups, overwrite, autoDimension,
- fields, geomAssocFields)
+
+ z_tolerance,Parameters,hasVars = ParseParameters(z_tolerance)
+ self.mesh.SetParameters(Parameters)
+
+ self.mesh.ExportPartToMED( meshPart, fileName, auto_groups, minor, overwrite, autoDimension,
+ fields, geomAssocFields, z_tolerance)
else:
- self.mesh.ExportMED(fileName, auto_groups, overwrite, autoDimension)
+ self.mesh.ExportMED(fileName, auto_groups, minor, overwrite, autoDimension)
def ExportSAUV(self, f, auto_groups=0):
"""
print("WARNING: ExportToMED() is deprecated, use ExportMED() instead")
# process positional arguments
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]] # backward compatibility
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]] # backward compatibility
fileName = args[0]
auto_groups = args[1] if len(args) > 1 else False
overwrite = args[2] if len(args) > 2 else True
auto_groups = kwargs.get("auto_groups", auto_groups) # new keyword name
overwrite = kwargs.get("overwrite", overwrite)
autoDimension = kwargs.get("autoDimension", autoDimension)
+ minor = -1
# invoke engine's function
- self.mesh.ExportMED(fileName, auto_groups, overwrite, autoDimension)
+ self.mesh.ExportMED(fileName, auto_groups, minor, overwrite, autoDimension)
def ExportToMEDX(self, *args, **kwargs):
"""
print("WARNING: ExportToMEDX() is deprecated, use ExportMED() instead")
# process positional arguments
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]] # backward compatibility
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]] # backward compatibility
fileName = args[0]
auto_groups = args[1] if len(args) > 1 else False
overwrite = args[2] if len(args) > 2 else True
auto_groups = kwargs.get("auto_groups", auto_groups)
overwrite = kwargs.get("overwrite", overwrite)
autoDimension = kwargs.get("autoDimension", autoDimension)
+ minor = -1
# invoke engine's function
- self.mesh.ExportMED(fileName, auto_groups, overwrite, autoDimension)
+ self.mesh.ExportMED(fileName, auto_groups, minor, overwrite, autoDimension)
# Operations with groups:
# ----------------------
def CreateEmptyGroup(self, elementType, name):
"""
- Create an empty mesh group
+ Create an empty standalone mesh group
Parameters:
elementType: the :class:`type <SMESH.ElementType>` of elements in the group;
def GroupOnGeom(self, grp, name="", typ=None):
"""
Create a mesh group based on the geometrical object *grp*
- and gives a *name*.
+ and give it a *name*.
if *name* is not defined the name of the geometric group is used
Parameters:
def GroupOnFilter(self, typ, name, filter):
"""
- Create a mesh group with given *name* based on the *filter* which
- is a special type of group dynamically updating it's contents during
+ Create a mesh group with given *name* based on the *filter*.
+ It is a special type of group dynamically updating it's contents during
mesh modification
Parameters:
def GetGroups(self, elemType = SMESH.ALL):
"""
- Get the list of groups existing in the mesh in the order
- of creation (starting from the oldest one)
+ Get the list of groups existing in the mesh in the order of creation
+ (starting from the oldest one)
Parameters:
elemType (SMESH.ElementType): type of elements the groups contain;
by default groups of elements of all types are returned
Returns:
- a sequence of :class:`SMESH.SMESH_GroupBase`
+ a list of :class:`SMESH.SMESH_GroupBase`
"""
groups = self.mesh.GetGroups()
Create a standalone group of entities basing on nodes of other groups.
Parameters:
- groups: list of reference :class:`sub-meshes, groups or filters <SMESH.SMESH_IDSource>`, of any type.
+ groups: list of :class:`sub-meshes, groups or filters <SMESH.SMESH_IDSource>`, of any type.
elemType: a type of elements to include to the new group; either of
(SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME).
name: a name of the new group.
groups = [groups]
return self.mesh.CreateDimGroup(groups, elemType, name, nbCommonNodes, underlyingOnly)
+ def FaceGroupsSeparatedByEdges( self, sharpAngle, createEdges=False, useExistingEdges=False ):
+ """
+ Distribute all faces of the mesh among groups using sharp edges and optionally
+ existing 1D elements as group boundaries.
+
+ Parameters:
+ sharpAngle: edge is considered sharp if an angle between normals of
+ adjacent faces is more than \a sharpAngle in degrees.
+ createEdges (boolean): to create 1D elements for detected sharp edges.
+ useExistingEdges (boolean): to use existing edges as group boundaries
+ Returns:
+ ListOfGroups - the created :class:`groups <SMESH.SMESH_Group>`
+ """
+ sharpAngle,Parameters,hasVars = ParseParameters( sharpAngle )
+ self.mesh.SetParameters(Parameters)
+ return self.mesh.FaceGroupsSeparatedByEdges( sharpAngle, createEdges, useExistingEdges );
def ConvertToStandalone(self, group):
"""
return self.mesh.GetNodeXYZ(id)
- def GetNodeInverseElements(self, id):
+ def GetNodeInverseElements(self, id, elemType=SMESH.ALL):
"""
Return list of IDs of inverse elements for the given node.
If there is no node for the given ID - return an empty list
+ Parameters:
+ id: node ID
+ elementType: :class:`type of elements <SMESH.ElementType>` (SMESH.EDGE, SMESH.FACE, SMESH.VOLUME, etc.)
+
Returns:
list of integer values
"""
- return self.mesh.GetNodeInverseElements(id)
+ return self.mesh.GetNodeInverseElements(id,elemType)
def GetNodePosition(self,NodeID):
"""
Returns:
a list of three double values
+
+ See also:
+ :meth:`smeshBuilder.GetGravityCenter`
"""
return self.mesh.BaryCenter(id)
- def GetIdsFromFilter(self, theFilter):
+ def GetIdsFromFilter(self, filter, meshParts=[] ):
"""
Pass mesh elements through the given filter and return IDs of fitting elements
Parameters:
- theFilter: :class:`SMESH.Filter`
+ filter: :class:`SMESH.Filter`
+ meshParts: list of mesh parts (:class:`sub-mesh, group or filter <SMESH.SMESH_IDSource>`) to filter
Returns:
a list of ids
See Also:
:meth:`SMESH.Filter.GetIDs`
+ :meth:`SMESH.Filter.GetElementsIdFromParts`
"""
- theFilter.SetMesh( self.mesh )
- return theFilter.GetIDs()
+ filter.SetMesh( self.mesh )
+
+ if meshParts:
+ if isinstance( meshParts, Mesh ):
+ filter.SetMesh( meshParts.GetMesh() )
+ return theFilter.GetIDs()
+ if isinstance( meshParts, SMESH._objref_SMESH_IDSource ):
+ meshParts = [ meshParts ]
+ return filter.GetElementsIdFromParts( meshParts )
+
+ return filter.GetIDs()
# Get mesh measurements information:
# ------------------------------------
isElem2: *True* if *id2* is element id, *False* if it is node id
Returns:
- minimum distance value **GetMinDistance()**
+ minimum distance value
+ See Also:
+ :meth:`GetMinDistance`
"""
aMeasure = self.GetMinDistance(id1, id2, isElem1, isElem2)
def SetNodeOnVertex(self, NodeID, Vertex):
"""
- Binds a node to a vertex
+ Bind a node to a vertex
Parameters:
NodeID: a node ID
def SetNodeOnEdge(self, NodeID, Edge, paramOnEdge):
"""
- Stores the node position on an edge
+ Store the node position on an edge
Parameters:
NodeID: a node ID
def SetNodeOnFace(self, NodeID, Face, u, v):
"""
- Stores node position on a face
+ Store node position on a face
Parameters:
NodeID: a node ID
def SetNodeInVolume(self, NodeID, Solid):
"""
- Binds a node to a solid
+ Bind a node to a solid
Parameters:
NodeID: a node ID
the ID of a node
"""
- #preview = self.mesh.GetMeshEditPreviewer()
- #return preview.MoveClosestNodeToPoint(x, y, z, -1)
return self.editor.FindNodeClosestTo(x, y, z)
def FindElementsByPoint(self, x, y, z, elementType = SMESH.ALL, meshPart=None):
else:
return self.editor.FindElementsByPoint(x, y, z, elementType)
+ def ProjectPoint(self, x,y,z, elementType, meshObject=None):
+ """
+ Project a point to a mesh object.
+ Return ID of an element of given type where the given point is projected
+ and coordinates of the projection point.
+ In the case if nothing found, return -1 and []
+ """
+ if isinstance( meshObject, Mesh ):
+ meshObject = meshObject.GetMesh()
+ if not meshObject:
+ meshObject = self.GetMesh()
+ return self.editor.ProjectPoint( x,y,z, elementType, meshObject )
+
def GetPointState(self, x, y, z):
"""
Return point state in a closed 2D mesh in terms of TopAbs_State enumeration:
- 0-IN, 1-OUT, 2-ON, 3-UNKNOWN.
+ smesh.TopAbs_IN, smesh.TopAbs_OUT, smesh.TopAbs_ON and smesh.TopAbs_UNKNOWN.
UNKNOWN state means that either mesh is wrong or the analysis fails.
"""
return self.editor.IsCoherentOrientation2D()
+ def Get1DBranches( self, edges, startNode = 0 ):
+ """
+ Partition given 1D elements into groups of contiguous edges.
+ A node where number of meeting edges != 2 is a group end.
+ An optional startNode is used to orient groups it belongs to.
+
+ Returns:
+ A list of edge groups and a list of corresponding node groups,
+ where the group is a list of IDs of edges or elements.
+ If a group is closed, the first and last nodes of the group are same.
+ """
+ if isinstance( edges, Mesh ):
+ edges = edges.GetMesh()
+ unRegister = genObjUnRegister()
+ if isinstance( edges, list ):
+ edges = self.GetIDSource( edges, SMESH.EDGE )
+ unRegister.set( edges )
+ return self.editor.Get1DBranches( edges, startNode )
+
+ def FindSharpEdges( self, angle, addExisting=False ):
+ """
+ Return sharp edges of faces and non-manifold ones.
+ Optionally add existing edges.
+
+ Parameters:
+ angle: angle (in degrees) between normals of adjacent faces to detect sharp edges
+ addExisting: to return existing edges (1D elements) as well
+
+ Returns:
+ list of FaceEdge structures
+ """
+ angle = ParseParameters( angle )[0]
+ return self.editor.FindSharpEdges( angle, addExisting )
+
def MeshToPassThroughAPoint(self, x, y, z):
"""
Find the node closest to a point and moves it to a point location
Parameters:
IDsOfElements: the faces to be splitted
- Diag13: is used to choose a diagonal for splitting.
+ Diag13 (boolean): is used to choose a diagonal for splitting.
Returns:
True in case of success, False otherwise.
Parameters:
theObject: the object from which the list of elements is taken,
this is :class:`mesh, sub-mesh, group or filter <SMESH.SMESH_IDSource>`
- Diag13: is used to choose a diagonal for splitting.
+ Diag13 (boolean): is used to choose a diagonal for splitting.
Returns:
True in case of success, False otherwise.
groups: list of :class:`sub-meshes, groups or filters <SMESH.SMESH_IDSource>` of elements to make boundary around
Returns:
- tuple( long, mesh, groups )
+ tuple( long, mesh, group )
- long - number of added boundary elements
- mesh - the :class:`Mesh` where elements were added to
- group - the :class:`group <SMESH.SMESH_Group>` of boundary elements or None
Example: :ref:`tui_extrusion_along_path`
"""
+ if not IDsOfElements:
+ IDsOfElements = [ self.GetMesh() ]
n,e,f = [],IDsOfElements,IDsOfElements
gr,er = self.ExtrusionAlongPathObjects(n,e,f, PathMesh, PathShape,
NodeStart, HasAngles, Angles,
Parameters:
IDsOfElements: list of elements ids
Mirror: is :class:`SMESH.AxisStruct` or geom object (point, line, plane)
- theMirrorType: smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE.
+ theMirrorType: smesh.POINT, smesh.AXIS or smesh.PLANE.
If the *Mirror* is a geom object this parameter is unnecessary
Copy: allows to copy element (Copy is 1) or to replace with its mirroring (Copy is 0)
MakeGroups: forces the generation of new groups from existing ones (if Copy)
Parameters:
IDsOfElements: the list of elements ids
Mirror: is :class:`SMESH.AxisStruct` or geom object (point, line, plane)
- theMirrorType: smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE.
+ theMirrorType: smesh.POINT, smesh.AXIS or smesh.PLANE.
If the *Mirror* is a geom object this parameter is unnecessary
MakeGroups: to generate new groups from existing ones
NewMeshName: a name of the new mesh to create
Parameters:
theObject: :class:`mesh, sub-mesh, group or filter <SMESH.SMESH_IDSource>`
Mirror: :class:`SMESH.AxisStruct` or geom object (point, line, plane)
- theMirrorType: smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE.
+ theMirrorType: smesh.POINT, smesh.AXIS or smesh.PLANE.
If the *Mirror* is a geom object this parameter is unnecessary
Copy: allows copying the element (Copy==True) or replacing it with its mirror (Copy==False)
MakeGroups: forces the generation of new groups from existing ones (if Copy)
Parameters:
theObject: :class:`mesh, sub-mesh, group or filter <SMESH.SMESH_IDSource>`
Mirror: :class:`SMESH.AxisStruct` or geom object (point, line, plane)
- theMirrorType: smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE.
+ theMirrorType: smesh.POINT, smesh.AXIS or smesh.PLANE.
If the *Mirror* is a geom object this parameter is unnecessary
MakeGroups: forces the generation of new groups from existing ones
NewMeshName: the name of the new mesh to create
Parameters:
Tolerance: the value of tolerance
- SubMeshOrGroup: :class:`sub-mesh, group or filter <SMESH.SMESH_IDSource>`
+ SubMeshOrGroup: list of :class:`sub-meshes, groups or filters <SMESH.SMESH_IDSource>` or of node IDs
exceptNodes: list of either SubMeshes, Groups or node IDs to exclude from search
SeparateCornerAndMediumNodes: if *True*, in quadratic mesh puts
corner and medium nodes in separate groups thus preventing
"""
unRegister = genObjUnRegister()
- if (isinstance( SubMeshOrGroup, Mesh )):
- SubMeshOrGroup = SubMeshOrGroup.GetMesh()
+ if not isinstance( SubMeshOrGroup, list ):
+ SubMeshOrGroup = [ SubMeshOrGroup ]
+ for i,obj in enumerate( SubMeshOrGroup ):
+ if isinstance( obj, Mesh ):
+ SubMeshOrGroup = [ obj.GetMesh() ]
+ break
+ if isinstance( obj, int ):
+ SubMeshOrGroup = self.GetIDSource( SubMeshOrGroup, SMESH.NODE )
+ unRegister.set( SubMeshOrGroup )
+ break
+
if not isinstance( exceptNodes, list ):
exceptNodes = [ exceptNodes ]
if exceptNodes and isinstance( exceptNodes[0], int ):
exceptNodes = [ self.GetIDSource( exceptNodes, SMESH.NODE )]
unRegister.set( exceptNodes )
+
return self.editor.FindCoincidentNodesOnPartBut(SubMeshOrGroup, Tolerance,
exceptNodes, SeparateCornerAndMediumNodes)
Parameters:
GroupsOfNodes: a list of groups of nodes IDs for merging.
E.g. [[1,12,13],[25,4]] means that nodes 12, 13 and 4 will be removed and replaced
- in all elements and groups by nodes 1 and 25 correspondingly
+ in all elements and mesh groups by nodes 1 and 25 correspondingly
NodesToKeep: nodes to keep in the mesh: a list of groups, sub-meshes or node IDs.
If *NodesToKeep* does not include a node to keep for some group to merge,
then the first node in the group is kept.
AvoidMakingHoles: prevent merging nodes which cause removal of elements becoming
invalid
"""
- # NodesToKeep are converted to SMESH.SMESH_IDSource in meshEditor.MergeNodes()
self.editor.MergeNodes( GroupsOfNodes, NodesToKeep, AvoidMakingHoles )
- def FindEqualElements (self, MeshOrSubMeshOrGroup=None):
+ def FindEqualElements (self, MeshOrSubMeshOrGroup=None, exceptElements=[]):
"""
Find the elements built on the same nodes.
Parameters:
- MeshOrSubMeshOrGroup: :class:`mesh, sub-mesh, group or filter <SMESH.SMESH_IDSource>`
+ MeshOrSubMeshOrGroup: :class:`mesh, sub-meshes, groups or filters <SMESH.SMESH_IDSource>` or element IDs to check for equal elements
+ exceptElements: list of either SubMeshes, Groups or elements IDs to exclude from search
+
Returns:
the list of groups of equal elements IDs (e.g. [[1,12,13],[4,25]])
"""
- if not MeshOrSubMeshOrGroup:
- MeshOrSubMeshOrGroup=self.mesh
+ unRegister = genObjUnRegister()
+ if MeshOrSubMeshOrGroup is None:
+ MeshOrSubMeshOrGroup = [ self.mesh ]
elif isinstance( MeshOrSubMeshOrGroup, Mesh ):
- MeshOrSubMeshOrGroup = MeshOrSubMeshOrGroup.GetMesh()
- return self.editor.FindEqualElements( MeshOrSubMeshOrGroup )
-
- def MergeElements(self, GroupsOfElementsID):
+ MeshOrSubMeshOrGroup = [ MeshOrSubMeshOrGroup.GetMesh() ]
+ elif not isinstance( MeshOrSubMeshOrGroup, list ):
+ MeshOrSubMeshOrGroup = [ MeshOrSubMeshOrGroup ]
+ if isinstance( MeshOrSubMeshOrGroup[0], int ):
+ MeshOrSubMeshOrGroup = [ self.GetIDSource( MeshOrSubMeshOrGroup, SMESH.ALL )]
+ unRegister.set( MeshOrSubMeshOrGroup )
+ for item in MeshOrSubMeshOrGroup:
+ if isinstance( item, Mesh ):
+ MeshOrSubMeshOrGroup = [ item.GetMesh() ]
+
+ if not isinstance( exceptElements, list ):
+ exceptElements = [ exceptElements ]
+ if exceptElements and isinstance( exceptElements[0], int ):
+ exceptElements = [ self.GetIDSource( exceptElements, SMESH.ALL )]
+ unRegister.set( exceptElements )
+
+ return self.editor.FindEqualElements( MeshOrSubMeshOrGroup, exceptElements )
+
+ def MergeElements(self, GroupsOfElementsID, ElementsToKeep=[]):
"""
Merge elements in each given group.
Parameters:
GroupsOfElementsID: a list of groups (lists) of elements IDs for merging
(e.g. [[1,12,13],[25,4]] means that elements 12, 13 and 4 will be removed and
- replaced in all groups by elements 1 and 25)
+ replaced in all mesh groups by elements 1 and 25)
+ ElementsToKeep: elements to keep in the mesh: a list of groups, sub-meshes or node IDs.
+ If *ElementsToKeep* does not include an element to keep for some group to merge,
+ then the first element in the group is kept.
"""
- self.editor.MergeElements(GroupsOfElementsID)
+ unRegister = genObjUnRegister()
+ if ElementsToKeep:
+ if not isinstance( ElementsToKeep, list ):
+ ElementsToKeep = [ ElementsToKeep ]
+ if isinstance( ElementsToKeep[0], int ):
+ ElementsToKeep = [ self.GetIDSource( ElementsToKeep, SMESH.ALL )]
+ unRegister.set( ElementsToKeep )
+
+ self.editor.MergeElements( GroupsOfElementsID, ElementsToKeep )
def MergeEqualElements(self):
"""
return self.editor.FindFreeBorders( ClosedOnly )
- def FillHole(self, holeNodes):
+ def FillHole(self, holeNodes, groupName=""):
"""
Fill with 2D elements a hole defined by a SMESH.FreeBorder.
Parameters:
- FreeBorder: either a SMESH.FreeBorder or a list on node IDs. These nodes
+ holeNodes: either a SMESH.FreeBorder or a list on node IDs. These nodes
must describe all sequential nodes of the hole border. The first and the last
nodes must be the same. Use :meth:`FindFreeBorders` to get nodes of holes.
+ groupName (string): name of a group to add new faces
+ Returns:
+ a :class:`group <SMESH.SMESH_GroupBase>` containing the new faces; or :code:`None` if `groupName` == ""
"""
holeNodes = SMESH.FreeBorder(nodeIDs=holeNodes)
if not isinstance( holeNodes, SMESH.FreeBorder ):
raise TypeError("holeNodes must be either SMESH.FreeBorder or list of integer and not %s" % holeNodes)
- self.editor.FillHole( holeNodes )
+ self.editor.FillHole( holeNodes, groupName )
def FindCoincidentFreeBorders (self, tolerance=0.):
"""
def MakePolyLine(self, segments, groupName='', isPreview=False ):
"""
Create a polyline consisting of 1D mesh elements each lying on a 2D element of
- the initial mesh. Positions of new nodes are found by cutting the mesh by the
+ the initial triangle mesh. Positions of new nodes are found by cutting the mesh by the
plane passing through pairs of points specified by each :class:`SMESH.PolySegment` structure.
If there are several paths connecting a pair of points, the shortest path is
selected by the module. Position of the cutting plane is defined by the two
The vector goes from the middle point to the projection point. In case of planar
mesh, the vector is normal to the mesh.
- *segments* [i].vector returns the used vector which goes from the middle point to its projection.
+ In preview mode, *segments* [i].vector returns the used vector which goes from the middle point to its projection.
- Parameters:
+ Parameters:
segments: list of :class:`SMESH.PolySegment` defining positions of cutting planes.
groupName: optional name of a group where created mesh segments will be added.
-
+
"""
editor = self.editor
if isPreview:
segments[i].vector = seg.vector
if isPreview:
return editor.GetPreviewData()
- return None
+ return None
+
+ def MakeSlot(self, segmentGroup, width ):
+ """
+ Create a slot of given width around given 1D elements lying on a triangle mesh.
+ The slot is consrtucted by cutting faces by cylindrical surfaces made
+ around each segment. Segments are expected to be created by MakePolyLine().
+
+ Returns:
+ FaceEdge's located at the slot boundary
+ """
+ return self.editor.MakeSlot( segmentGroup, width )
def GetFunctor(self, funcType ):
"""
volume = self.FunctorValue(SMESH.FT_Volume3D, elemId)
return volume
+ def GetAngle(self, node1, node2, node3 ):
+ """
+ Computes a radian measure of an angle defined by 3 nodes: <(node1,node2,node3)
+
+ Parameters:
+ node1,node2,node3: IDs of the three nodes
+
+ Returns:
+ Angle in radians [0,PI]. -1 if failure case.
+ """
+ p1 = self.GetNodeXYZ( node1 )
+ p2 = self.GetNodeXYZ( node2 )
+ p3 = self.GetNodeXYZ( node3 )
+ if p1 and p2 and p3:
+ return self.smeshpyD.GetAngle( p1,p2,p3 )
+ return -1.
+
+
def GetMaxElementLength(self, elemId):
"""
Get maximum element length.
return SMESH._objref_SMESH_Mesh.CreateDimGroup(self, *args)
def ExportToMEDX(self, *args): # function removed
print("WARNING: ExportToMEDX() is deprecated, use ExportMED() instead")
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
SMESH._objref_SMESH_Mesh.ExportMED(self, *args)
def ExportToMED(self, *args): # function removed
print("WARNING: ExportToMED() is deprecated, use ExportMED() instead")
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
- while len(args) < 4: # !!!! nb of parameters for ExportToMED IDL's method
- args.append(True)
- SMESH._objref_SMESH_Mesh.ExportMED(self, *args)
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
+ args2 = list(args)
+ while len(args2) < 5: # !!!! nb of parameters for ExportToMED IDL's method
+ args2.append(True)
+ SMESH._objref_SMESH_Mesh.ExportMED(self, *args2)
def ExportPartToMED(self, *args): # 'version' parameter removed
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
SMESH._objref_SMESH_Mesh.ExportPartToMED(self, *args)
def ExportMED(self, *args): # signature of method changed
- args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
- while len(args) < 4: # !!!! nb of parameters for ExportToMED IDL's method
- args.append(True)
- SMESH._objref_SMESH_Mesh.ExportMED(self, *args)
+ #args = [i for i in args if i not in [SMESH.MED_V2_1, SMESH.MED_V2_2]]
+ args2 = list(args)
+ while len(args2) < 5: # !!!! nb of parameters for ExportToMED IDL's method
+ args2.append(True)
+ SMESH._objref_SMESH_Mesh.ExportMED(self, *args2)
pass
omniORB.registerObjref(SMESH._objref_SMESH_Mesh._NP_RepositoryId, meshProxy)
ok = self.mesh.Compute( self.GetSubShape(),refresh=[] )
if salome.sg.hasDesktop():
- smeshgui = salome.ImportComponentGUI("SMESH")
- smeshgui.Init()
- smeshgui.SetMeshIcon( salome.ObjectToID( self ), ok, (self.GetNumberOfElements()==0) )
if refresh: salome.sg.updateObjBrowser()
pass