smesh.Mesh Class Reference

Class to define a mesh. More...

Public Member Functions
def	__init__
	Constructor.
def	SetMesh
	Method that inits the Mesh object from SMESH_Mesh interface.
def	GetMesh
	Method that returns the mesh.
def	GetName
	Get mesh name.
def	SetName
	Set name to mesh.
def	GetSubMesh
	Get the subMesh object associated to a subShape.
def	GetShape
	Method that returns the shape associated to the mesh.
def	SetShape
	Method that associates given shape to the mesh(entails the mesh recreation).
def	IsReadyToCompute
	Return true if hypotheses are defined well.
def	GetAlgoState
	Return errors of hypotheses definintion error list is empty if everything is OK.
def	GetGeometryByMeshElement
	Return geometrical object the given element is built on.
def	MeshDimension
	Returns mesh dimension depending on shape one.
def	Segment
	Creates a segment discretization 1D algorithm.
def	Triangle
	Creates a triangle 2D algorithm for faces.
def	Quadrangle
	Creates a quadrangle 2D algorithm for faces.
def	Tetrahedron
	Creates a tetrahedron 3D algorithm for solids.
def	Hexahedron
	Creates a hexahedron 3D algorithm for solids.
def	Netgen
	Deprecated, only for compatibility!
def	Projection1D
	Creates a projection 1D algorithm for edges.
def	Projection2D
	Creates a projection 2D algorithm for faces.
def	Projection3D
	Creates a projection 3D algorithm for solids.
def	Prism
	Creates a 3D extrusion (Prism 3D) or RadialPrism 3D algorithm for solids.
def	Compute
	Compute the mesh and return the status of the computation.
def	AutomaticTetrahedralization
	Compute tetrahedral mesh using AutomaticLength + MEFISTO + NETGEN The parameter fineness [0,-1] defines mesh fineness.
def	AutomaticHexahedralization
	Compute hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron The parameter fineness [0,-1] defines mesh fineness.
def	AddHypothesis
	Assign hypothesis.
def	RemoveHypothesis
	Unassign hypothesis.
def	GetHypothesisList
	Get the list of hypothesis added on a geom.
def	RemoveGlobalHypotheses
	Removes all global hypotheses.
def	Group
	Create a mesh group based on geometric object grp and give a name, if this parameter is not defined the name is the same as the geometric group name Note: Works like GroupOnGeom().
def	ExportToMED
	Deprecated, only for compatibility! Please, use ExportMED() method instead.
def	ExportMED
	Export the mesh in a file with the MED format.
def	ExportDAT
	Export the mesh in a file with the DAT format.
def	ExportUNV
	Export the mesh in a file with the UNV format.
def	ExportSTL
	Export the mesh in a file with the STL format.
def	CreateEmptyGroup
	Creates an empty mesh group.
def	GroupOnGeom
	Creates a mesh group based on geometric object grp and give a name, if this parameter is not defined the name is the same as the geometric group name.
def	MakeGroupByIds
	Create a mesh group by the given ids of elements.
def	MakeGroup
	Create a mesh group by the given conditions.
def	MakeGroupByCriterion
	Create a mesh group by the given criterion.
def	MakeGroupByCriteria
	Create a mesh group by the given criteria(list of criterions).
def	MakeGroupByFilter
	Create a mesh group by the given filter.
def	GetIdsFromFilter
	Pass mesh elements through the given filter and return ids.
def	GetFreeBorders
	Verify whether 2D mesh element has free edges(edges connected to one face only) Returns list of special structures(borders).
def	RemoveGroup
	Remove a group.
def	RemoveGroupWithContents
	Remove group with its contents.
def	GetGroups
	Get the list of groups existing in the mesh.
def	GetGroupNames
	Get the list of names of groups existing in the mesh.
def	UnionGroups
	Union of two groups New group is created.
def	IntersectGroups
	Intersection of two groups New group is created.
def	CutGroups
	Cut of two groups New group is created.
def	GetLog
	Get the log of nodes and elements added or removed since previous clear of the log.
def	ClearLog
	Clear the log of nodes and elements added or removed since previous clear.
def	GetId
	Get the internal Id.
def	GetStudyId
	Get the study Id.
def	HasDuplicatedGroupNamesMED
	Check group names for duplications.
def	GetMeshEditor
	Obtain instance of SMESH_MeshEditor.
def	GetMEDMesh
	Get MED Mesh.
def	NbNodes
	Returns number of nodes in mesh.
def	NbElements
	Returns number of elements in mesh.
def	NbEdges
	Returns number of edges in mesh.
def	NbEdgesOfOrder
	Returns number of edges with given order in mesh.
def	NbFaces
	Returns number of faces in mesh.
def	NbFacesOfOrder
	Returns number of faces with given order in mesh.
def	NbTriangles
	Returns number of triangles in mesh.
def	NbTrianglesOfOrder
	Returns number of triangles with given order in mesh.
def	NbQuadrangles
	Returns number of quadrangles in mesh.
def	NbQuadranglesOfOrder
	Returns number of quadrangles with given order in mesh.
def	NbPolygons
	Returns number of polygons in mesh.
def	NbVolumes
	Returns number of volumes in mesh.
def	NbVolumesOfOrder
	Returns number of volumes with given order in mesh.
def	NbTetras
	Returns number of tetrahedrons in mesh.
def	NbTetrasOfOrder
	Returns number of tetrahedrons with given order in mesh.
def	NbHexas
	Returns number of hexahedrons in mesh.
def	NbHexasOfOrder
	Returns number of hexahedrons with given order in mesh.
def	NbPyramids
	Returns number of pyramids in mesh.
def	NbPyramidsOfOrder
	Returns number of pyramids with given order in mesh.
def	NbPrisms
	Returns number of prisms in mesh.
def	NbPrismsOfOrder
	Returns number of prisms with given order in mesh.
def	NbPolyhedrons
	Returns number of polyhedrons in mesh.
def	NbSubMesh
	Returns number of submeshes in mesh.
def	GetElementsId
	Returns list of mesh elements ids.
def	GetElementsByType
	Returns list of ids of mesh elements with given type.
def	GetNodesId
	Returns list of mesh nodes ids.
def	GetElementType
	Returns type of mesh element.
def	GetSubMeshElementsId
	Returns list of submesh elements ids.
def	GetSubMeshNodesId
	Returns list of submesh nodes ids.
def	GetSubMeshElementType
	Returns list of ids of submesh elements with given type.
def	Dump
	Get mesh description.
def	GetNodeXYZ
	Get XYZ coordinates of node as list of double If there is not node for given ID - returns empty list.
def	GetNodeInverseElements
	For given node returns list of IDs of inverse elements If there is not node for given ID - returns empty list.
def	GetShapeID
	If given element is node returns IDs of shape from position If there is not node for given ID - returns -1.
def	GetShapeIDForElem
	For given element returns ID of result shape after FindShape() from SMESH_MeshEditor If there is not element for given ID - returns -1.
def	GetElemNbNodes
	Returns number of nodes for given element If there is not element for given ID - returns -1.
def	GetElemNode
	Returns ID of node by given index for given element If there is not element for given ID - returns -1 If there is not node for given index - returns -2.
def	GetElemNodes
	Returns IDs of nodes of given element.
def	IsMediumNode
	Returns true if given node is medium node in given quadratic element.
def	IsMediumNodeOfAnyElem
	Returns true if given node is medium node in one of quadratic elements.
def	ElemNbEdges
	Returns number of edges for given element.
def	ElemNbFaces
	Returns number of faces for given element.
def	IsPoly
	Returns true if given element is polygon.
def	IsQuadratic
	Returns true if given element is quadratic.
def	BaryCenter
	Returns XYZ coordinates of bary center for given element as list of double If there is not element for given ID - returns empty list.
def	RemoveElements
	Removes elements from mesh by ids.
def	RemoveNodes
	Removes nodes from mesh by ids.
def	AddNode
	Add node to mesh by coordinates.
def	AddEdge
	Create edge both similar and quadratic (this is determed by number of given nodes).
def	AddFace
	Create face both similar and quadratic (this is determed by number of given nodes).
def	AddPolygonalFace
	Add polygonal face to mesh by list of nodes ids.
def	AddVolume
	Create volume both similar and quadratic (this is determed by number of given nodes).
def	AddPolyhedralVolume
	Create volume of many faces, giving nodes for each face.
def	AddPolyhedralVolumeByFaces
	Create volume of many faces, giving IDs of existing faces.
def	MoveNode
	Move node with given id.
def	FindNodeClosestTo
	Find a node closest to a point.
def	MeshToPassThroughAPoint
	Find a node closest to a point and move it to a point location.
def	InverseDiag
	Replace two neighbour triangles sharing Node1-Node2 link with ones built on the same 4 nodes but having other common link.
def	DeleteDiag
	Replace two neighbour triangles sharing Node1-Node2 link with a quadrangle built on the same 4 nodes.
def	Reorient
	Reorient elements by ids.
def	ReorientObject
	Reorient all elements of the object.
def	TriToQuad
	Fuse neighbour triangles into quadrangles.
def	TriToQuadObject
	Fuse neighbour triangles of the object into quadrangles.
def	QuadToTri
	Split quadrangles into triangles.
def	QuadToTriObject
	Split quadrangles into triangles.
def	SplitQuad
	Split quadrangles into triangles.
def	SplitQuadObject
	Split quadrangles into triangles.
def	BestSplit
	Find better splitting of the given quadrangle.
def	SplitQuadsNearTriangularFacets
	Split quafrangle faces near triangular facets of volumes.
def	SplitHexaToTetras
	Split hexahedrons into tetrahedrons.
def	SplitHexaToPrisms
	Split hexahedrons into prisms.
def	Smooth
	Smooth elements.
def	SmoothObject
	Smooth elements belong to given object.
def	SmoothParametric
	Parametric smooth the given elements.
def	SmoothParametricObject
	Parametric smooth elements belong to given object.
def	ConvertToQuadratic
	Converts all mesh to quadratic one, deletes old elements, replacing them with quadratic ones with the same id.
def	ConvertFromQuadratic
	Converts all mesh from quadratic to ordinary ones, deletes old quadratic elements, replacing them with ordinary mesh elements with the same id.
def	RenumberNodes
	Renumber mesh nodes.
def	RenumberElements
	Renumber mesh elements.
def	RotationSweep
	Generate new elements by rotation of the elements around the axis.
def	RotationSweepObject
	Generate new elements by rotation of the elements of object around the axis.
def	ExtrusionSweep
	Generate new elements by extrusion of the elements with given ids.
def	AdvancedExtrusion
	Generate new elements by extrusion of the elements with given ids.
def	ExtrusionSweepObject
	Generate new elements by extrusion of the elements belong to object.
def	ExtrusionSweepObject1D
	Generate new elements by extrusion of the elements belong to object.
def	ExtrusionSweepObject2D
	Generate new elements by extrusion of the elements belong to object.
def	ExtrusionAlongPath
	Generate new elements by extrusion of the given elements A path of extrusion must be a meshed edge.
def	ExtrusionAlongPathObject
	Generate new elements by extrusion of the elements belong to object A path of extrusion must be a meshed edge.
def	Mirror
	Symmetrical copy of mesh elements.
def	MirrorObject
	Symmetrical copy of object.
def	Translate
	Translates the elements.
def	TranslateObject
	Translates the object.
def	Rotate
	Rotates the elements.
def	RotateObject
	Rotates the object.
def	FindCoincidentNodes
	Find group of nodes close to each other within Tolerance.
def	FindCoincidentNodesOnPart
	Find group of nodes close to each other within Tolerance.
def	MergeNodes
	Merge nodes.
def	FindEqualElements
	Find elements built on the same nodes.
def	MergeElements
	Merge elements in each given group.
def	MergeEqualElements
	Remove all but one of elements built on the same nodes.
def	SewFreeBorders
	Sew free borders.
def	SewConformFreeBorders
	Sew conform free borders.
def	SewBorderToSide
	Sew border to side.
def	SewSideElements
	Sew two sides of a mesh.
def	ChangeElemNodes
	Set new nodes for given element.
def	GetLastCreatedNodes
	If during last operation of MeshEditor some nodes were created this method returns list of its IDs, if new nodes not created - returns empty list.
def	GetLastCreatedElems
	If during last operation of MeshEditor some elements were created this method returns list of its IDs, if new elements not creared - returns empty list.
Data Fields
	geom
	mesh
	editor
Static Public Attributes
int	geom = 0
int	mesh = 0
int	editor = 0

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Detailed Description

The class contains mesh shape, SMESH_Mesh, SMESH_MeshEditor More details.

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Member Function Documentation

def smesh.Mesh.__init__ (    self,   obj = 0,   name = 0 )

Creates mesh on the shape geom(or the empty mesh if geom equal to 0), sets GUI name of this mesh to name. Parameters: obj  Shape to be meshed or SMESH_Mesh object name  Study name of the mesh

def smesh.Mesh.SetMesh (    self,   theMesh )

Parameters: theMesh  is SMESH_Mesh object

def smesh.Mesh.GetMesh (    self  )

Returns: SMESH_Mesh object

def smesh.Mesh.GetName (    self  )

def smesh.Mesh.SetName (    self,   name )

def smesh.Mesh.GetSubMesh (    self,   theSubObject,   name )

The subMesh object gives access to nodes and elements IDs. SubMesh will be used instead of SubShape in a next idl version to adress a specific subMesh...

def smesh.Mesh.GetShape (    self  )

Returns: GEOM_Object

def smesh.Mesh.SetShape (    self,   geom )

Parameters: geom  shape to be meshed(GEOM_Object)

def smesh.Mesh.IsReadyToCompute (    self,   theSubObject )

Parameters: theMesh  is an instance of Mesh class theSubObject  subshape of a mesh shape

def smesh.Mesh.GetAlgoState (    self,   theSubObject )

Parameters: theMesh  is an instance of Mesh class theSubObject  subshape of a mesh shape Returns: a list of errors

def smesh.Mesh.GetGeometryByMeshElement (    self,   theElementID,   theGeomName )

The returned geometrical object, if not nil, is either found in the study or is published by this method with the given name Parameters: theMesh  is an instance of Mesh class theElementID  an id of the mesh element theGeomName  user defined name of geometrical object Returns: GEOM.GEOM_Object instance

def smesh.Mesh.MeshDimension (    self  )

def smesh.Mesh.Segment (    self,   algo = REGULAR,   geom = 0 )

If the optional algo parameter is not sets, this algorithm is REGULAR. If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: algo  values are smesh.REGULAR or smesh.PYTHON for discretization via python function geom  If defined, subshape to be meshed

def smesh.Mesh.Triangle (    self,   algo = MEFISTO,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: algo  values are: smesh.MEFISTO || smesh.NETGEN_1D2D || smesh.NETGEN_2D geom  If defined, subshape to be meshed

def smesh.Mesh.Quadrangle (    self,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: geom  If defined, subshape to be meshed

def smesh.Mesh.Tetrahedron (    self,   algo = NETGEN,   geom = 0 )

The parameter algo permits to choice the algorithm: NETGEN or GHS3D If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: algo  values are: smesh.NETGEN, smesh.GHS3D, smesh.FULL_NETGEN geom  If defined, subshape to be meshed

def smesh.Mesh.Hexahedron (    self,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: geom  If defined, subshape to be meshed

def smesh.Mesh.Netgen (    self,   is3D,   geom = 0 )

def smesh.Mesh.Projection1D (    self,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: geom  If defined, subshape to be meshed

def smesh.Mesh.Projection2D (    self,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: geom  If defined, subshape to be meshed

def smesh.Mesh.Projection3D (    self,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: geom  If defined, subshape to be meshed

def smesh.Mesh.Prism (    self,   geom = 0 )

If the optional geom parameter is not sets, this algorithm is global. Otherwise, this algorithm define a submesh based on geom subshape. Parameters: geom  If defined, subshape to be meshed

def smesh.Mesh.Compute (    self,   geom = 0 )

def smesh.Mesh.AutomaticTetrahedralization (    self,   fineness = 0 )

def smesh.Mesh.AutomaticHexahedralization (    self,   fineness = 0 )

def smesh.Mesh.AddHypothesis (    self,   hyp,   geom = 0 )

Parameters: hyp  is a hypothesis to assign geom  is subhape of mesh geometry

def smesh.Mesh.RemoveHypothesis (    self,   hyp,   geom = 0 )

Parameters: hyp  is a hypothesis to unassign geom  is subhape of mesh geometry

def smesh.Mesh.GetHypothesisList (    self,   geom )

Parameters: geom  is subhape of mesh geometry

def smesh.Mesh.RemoveGlobalHypotheses (    self  )

def smesh.Mesh.Group (    self,   grp,   name = "" )

Parameters: grp  is a geometric group, a vertex, an edge, a face or a solid name  is the name of the mesh group Returns: SMESH_GroupOnGeom

def smesh.Mesh.ExportToMED (    self,   f,   version,   opt = 0 )

Export the mesh in a file with the MED format and choice the version of MED format Parameters: f  is the file name version  values are SMESH.MED_V2_1, SMESH.MED_V2_2

def smesh.Mesh.ExportMED (    self,   f,   auto_groups = 0,   version = MED_V2_2 )

Parameters: f  is the file name 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. version  MED format version(MED_V2_1 or MED_V2_2)

def smesh.Mesh.ExportDAT (    self,   f )

Parameters: f  is the file name

def smesh.Mesh.ExportUNV (    self,   f )

Parameters: f  is the file name

def smesh.Mesh.ExportSTL (    self,   f,   ascii = 1 )

Parameters: f  is the file name ascii  defined the kind of file contents

def smesh.Mesh.CreateEmptyGroup (    self,   elementType,   name )

Parameters: elementType  is the type of elements in the group name  is the name of the mesh group Returns: SMESH_Group

def smesh.Mesh.GroupOnGeom (    self,   grp,   name = "",   type = None )

Parameters: grp  is a geometric group, a vertex, an edge, a face or a solid name  is the name of the mesh group Returns: SMESH_GroupOnGeom

def smesh.Mesh.MakeGroupByIds (    self,   groupName,   elementType,   elemIDs )

Parameters: groupName  is the name of the mesh group elementType  is the type of elements in the group elemIDs  is the list of ids Returns: SMESH_Group

def smesh.Mesh.MakeGroup (    self,   groupName,   elementType,   CritType = FT_Undefined,   Compare = FT_EqualTo,   Treshold = "",   UnaryOp = FT_Undefined )

Parameters: groupName  is the name of the mesh group elementType  is the type of elements in the group CritType  is type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. ) Compare  belong to {FT_LessThan, FT_MoreThan, FT_EqualTo} Treshold  is threshold value (range of id ids as string, shape, numeric) UnaryOp  is FT_LogicalNOT or FT_Undefined Returns: SMESH_Group

def smesh.Mesh.MakeGroupByCriterion (    self,   groupName,   Criterion )

Parameters: groupName  is the name of the mesh group Criterion  is the instance of Criterion class Returns: SMESH_Group

def smesh.Mesh.MakeGroupByCriteria (    self,   groupName,   theCriteria )

Parameters: groupName  is the name of the mesh group Criteria  is the list of criterions Returns: SMESH_Group

def smesh.Mesh.MakeGroupByFilter (    self,   groupName,   theFilter )

Parameters: groupName  is the name of the mesh group Criterion  is the instance of Filter class Returns: SMESH_Group

def smesh.Mesh.GetIdsFromFilter (    self,   theFilter )

Parameters: theFilter  is SMESH_Filter Returns: list of ids

def smesh.Mesh.GetFreeBorders (    self  )

Returns: list of SMESH.FreeEdges.Border structure: edge id and two its nodes ids.

def smesh.Mesh.RemoveGroup (    self,   group )

def smesh.Mesh.RemoveGroupWithContents (    self,   group )

def smesh.Mesh.GetGroups (    self  )

def smesh.Mesh.GetGroupNames (    self  )

def smesh.Mesh.UnionGroups (    self,   group1,   group2,   name )

All mesh elements that are present in initial groups are added to the new one

def smesh.Mesh.IntersectGroups (    self,   group1,   group2,   name )

All mesh elements that are present in both initial groups are added to the new one.

def smesh.Mesh.CutGroups (    self,   mainGroup,   toolGroup,   name )

All mesh elements that are present in main group but do not present in tool group are added to the new one

def smesh.Mesh.GetLog (    self,   clearAfterGet )

Parameters: clearAfterGet  log is emptied after Get (safe if concurrents access) Returns: list of log_block structures: commandType number coords indexes

def smesh.Mesh.ClearLog (    self  )

Must be used immediately after GetLog if clearAfterGet is false.

def smesh.Mesh.GetId (    self  )

def smesh.Mesh.GetStudyId (    self  )

def smesh.Mesh.HasDuplicatedGroupNamesMED (    self  )

Consider maximum group name length stored in MED file.

def smesh.Mesh.GetMeshEditor (    self  )

def smesh.Mesh.GetMEDMesh (    self  )

def smesh.Mesh.NbNodes (    self  )

def smesh.Mesh.NbElements (    self  )

def smesh.Mesh.NbEdges (    self  )

def smesh.Mesh.NbEdgesOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbFaces (    self  )

def smesh.Mesh.NbFacesOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbTriangles (    self  )

def smesh.Mesh.NbTrianglesOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbQuadrangles (    self  )

def smesh.Mesh.NbQuadranglesOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbPolygons (    self  )

def smesh.Mesh.NbVolumes (    self  )

def smesh.Mesh.NbVolumesOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbTetras (    self  )

def smesh.Mesh.NbTetrasOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbHexas (    self  )

def smesh.Mesh.NbHexasOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbPyramids (    self  )

def smesh.Mesh.NbPyramidsOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbPrisms (    self  )

def smesh.Mesh.NbPrismsOfOrder (    self,   elementOrder )

Parameters: elementOrder  is order of elements: ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC

def smesh.Mesh.NbPolyhedrons (    self  )

def smesh.Mesh.NbSubMesh (    self  )

def smesh.Mesh.GetElementsId (    self  )

def smesh.Mesh.GetElementsByType (    self,   elementType )

Parameters: elementType  is required type of elements

def smesh.Mesh.GetNodesId (    self  )

def smesh.Mesh.GetElementType (    self,   id,   iselem )

def smesh.Mesh.GetSubMeshElementsId (    self,   shapeID )

Parameters: shapeID  is geom object(subshape) IOR

def smesh.Mesh.GetSubMeshNodesId (    self,   shapeID,   all )

Parameters: shapeID  is geom object(subshape) IOR

def smesh.Mesh.GetSubMeshElementType (    self,   shapeID )

Parameters: shapeID  is geom object(subshape) IOR

def smesh.Mesh.Dump (    self  )

def smesh.Mesh.GetNodeXYZ (    self,   id )

def smesh.Mesh.GetNodeInverseElements (    self,   id )

def smesh.Mesh.GetShapeID (    self,   id )

def smesh.Mesh.GetShapeIDForElem (    self,   id )

def smesh.Mesh.GetElemNbNodes (    self,   id )

def smesh.Mesh.GetElemNode (    self,   id,   index )

def smesh.Mesh.GetElemNodes (    self,   id )

def smesh.Mesh.IsMediumNode (    self,   elementID,   nodeID )

def smesh.Mesh.IsMediumNodeOfAnyElem (    self,   nodeID,   elementType )

def smesh.Mesh.ElemNbEdges (    self,   id )

def smesh.Mesh.ElemNbFaces (    self,   id )

def smesh.Mesh.IsPoly (    self,   id )

def smesh.Mesh.IsQuadratic (    self,   id )

def smesh.Mesh.BaryCenter (    self,   id )

def smesh.Mesh.RemoveElements (    self,   IDsOfElements )

Parameters: IDsOfElements  is list of ids of elements to remove

def smesh.Mesh.RemoveNodes (    self,   IDsOfNodes )

Parameters: IDsOfNodes  is list of ids of nodes to remove

def smesh.Mesh.AddNode (    self,   x,   y,   z )

def smesh.Mesh.AddEdge (    self,   IDsOfNodes )

Parameters: IdsOfNodes  List of node IDs for creation of element. Needed order of nodes in this list corresponds to description of MED. This description is located by the following link: http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.

def smesh.Mesh.AddFace (    self,   IDsOfNodes )

Parameters: IdsOfNodes  List of node IDs for creation of element. Needed order of nodes in this list corresponds to description of MED. This description is located by the following link: http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.

def smesh.Mesh.AddPolygonalFace (    self,   IdsOfNodes )

def smesh.Mesh.AddVolume (    self,   IDsOfNodes )

Parameters: IdsOfNodes  List of node IDs for creation of element. Needed order of nodes in this list corresponds to description of MED. This description is located by the following link: http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.

def smesh.Mesh.AddPolyhedralVolume (    self,   IdsOfNodes,   Quantities )

Parameters: IdsOfNodes  List of node IDs for volume creation face by face. Quantities  List of integer values, Quantities[i] gives quantity of nodes in face number i.

def smesh.Mesh.AddPolyhedralVolumeByFaces (    self,   IdsOfFaces )

Parameters: IdsOfFaces  List of face IDs for volume creation. Note: The created volume will refer only to nodes of the given faces, not to the faces itself.

def smesh.Mesh.MoveNode (    self,   NodeID,   x,   y,   z )

Parameters: NodeID  id of the node x  new X coordinate y  new Y coordinate z  new Z coordinate

def smesh.Mesh.FindNodeClosestTo (    self,   x,   y,   z )

Parameters: x  X coordinate of a point y  Y coordinate of a point z  Z coordinate of a point Returns: id of a node

def smesh.Mesh.MeshToPassThroughAPoint (    self,   x,   y,   z )

Parameters: x  X coordinate of a point y  Y coordinate of a point z  Z coordinate of a point Returns: id of a moved node

def smesh.Mesh.InverseDiag (    self,   NodeID1,   NodeID2 )

Parameters: NodeID1  first node id NodeID2  second node id Returns: false if proper faces not found

def smesh.Mesh.DeleteDiag (    self,   NodeID1,   NodeID2 )

Parameters: NodeID1  first node id NodeID2  second node id Returns: false if proper faces not found

def smesh.Mesh.Reorient (    self,   IDsOfElements = None )

Parameters: IDsOfElements  if undefined reorient all mesh elements

def smesh.Mesh.ReorientObject (    self,   theObject )

Parameters: theObject  is mesh, submesh or group

def smesh.Mesh.TriToQuad (    self,   IDsOfElements,   theCriterion,   MaxAngle )

Parameters: IDsOfElements  The triangles to be fused, theCriterion  is FT_...; used to choose a neighbour to fuse with. MaxAngle  is a max angle between element normals at which fusion is still performed; theMaxAngle is mesured in radians. Returns: TRUE in case of success, FALSE otherwise.

def smesh.Mesh.TriToQuadObject (    self,   theObject,   theCriterion,   MaxAngle )

Parameters: theObject  is mesh, submesh or group theCriterion  is FT_...; used to choose a neighbour to fuse with. MaxAngle  is a max angle between element normals at which fusion is still performed; theMaxAngle is mesured in radians. Returns: TRUE in case of success, FALSE otherwise.

def smesh.Mesh.QuadToTri (    self,   IDsOfElements,   theCriterion )

Parameters: IDsOfElements  the faces to be splitted. theCriterion  is FT_...; used to choose a diagonal for splitting.   TRUE in case of success, FALSE otherwise.

def smesh.Mesh.QuadToTriObject (    self,   theObject,   theCriterion )

Parameters: theObject  object to taking list of elements from, is mesh, submesh or group theCriterion  is FT_...; used to choose a diagonal for splitting.

def smesh.Mesh.SplitQuad (    self,   IDsOfElements,   Diag13 )

Parameters: theElems  The faces to be splitted the13Diag  is used to choose a diagonal for splitting. Returns: TRUE in case of success, FALSE otherwise.

def smesh.Mesh.SplitQuadObject (    self,   theObject,   Diag13 )

Parameters: theObject  is object to taking list of elements from, is mesh, submesh or group

def smesh.Mesh.BestSplit (    self,   IDOfQuad,   theCriterion )

Parameters: IDOfQuad  ID of the quadrangle to be splitted. theCriterion  is FT_...; a criterion to choose a diagonal for splitting. Returns: 1 if 1-3 diagonal is better, 2 if 2-4 diagonal is better, 0 if error occurs.

def smesh.Mesh.SplitQuadsNearTriangularFacets (    self  )

def smesh.Mesh.SplitHexaToTetras (    self,   theObject,   theNode000,   theNode001 )

Use pattern mapping functionality for splitting. Parameters: theObject  object to take list of hexahedrons from; is mesh, submesh or group. theNode000,theNode001  is in range [0,7]; give an orientation of the pattern relatively each hexahedron: the (0,0,0) key-point of pattern will be mapped into <theNode000>-th node of each volume, the (0,0,1) key-point will be mapped into <theNode001>-th node of each volume. The (0,0,0) key-point of used pattern corresponds to not split corner. Returns: TRUE in case of success, FALSE otherwise.

def smesh.Mesh.SplitHexaToPrisms (    self,   theObject,   theNode000,   theNode001 )

Use pattern mapping functionality for splitting. Parameters: theObject  object to take list of hexahedrons from; is mesh, submesh or group. theNode000,theNode001  is in range [0,7]; give an orientation of the pattern relatively each hexahedron: the (0,0,0) key-point of pattern will be mapped into <theNode000>-th node of each volume, the (0,0,1) key-point will be mapped into <theNode001>-th node of each volume. The edge (0,0,0)-(0,0,1) of used pattern connects two not split corners.   TRUE in case of success, FALSE otherwise.

def smesh.Mesh.Smooth (    self,   IDsOfElements,   IDsOfFixedNodes,   MaxNbOfIterations,   MaxAspectRatio,   Method )

Parameters: IDsOfElements  list if ids of elements to smooth IDsOfFixedNodes  list of ids of fixed nodes. Note that nodes built on edges and boundary nodes are always fixed. MaxNbOfIterations  maximum number of iterations MaxAspectRatio  varies in range [1.0, inf] Method  is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)

def smesh.Mesh.SmoothObject (    self,   theObject,   IDsOfFixedNodes,   MaxNbOfIterations,   MaxxAspectRatio,   Method )

Parameters: theObject  object to smooth IDsOfFixedNodes  list of ids of fixed nodes. Note that nodes built on edges and boundary nodes are always fixed. MaxNbOfIterations  maximum number of iterations MaxAspectRatio  varies in range [1.0, inf] Method  is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)

def smesh.Mesh.SmoothParametric (    self,   IDsOfElements,   IDsOfFixedNodes,   MaxNbOfIterations,   MaxAspectRatio,   Method )

Parameters: IDsOfElements  list if ids of elements to smooth IDsOfFixedNodes  list of ids of fixed nodes. Note that nodes built on edges and boundary nodes are always fixed. MaxNbOfIterations  maximum number of iterations MaxAspectRatio  varies in range [1.0, inf] Method  is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)

def smesh.Mesh.SmoothParametricObject (    self,   theObject,   IDsOfFixedNodes,   MaxNbOfIterations,   MaxAspectRatio,   Method )

Parameters: theObject  object to smooth IDsOfFixedNodes  list of ids of fixed nodes. Note that nodes built on edges and boundary nodes are always fixed. MaxNbOfIterations  maximum number of iterations MaxAspectRatio  varies in range [1.0, inf] Method  is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)

def smesh.Mesh.ConvertToQuadratic (    self,   theForce3d )

def smesh.Mesh.ConvertFromQuadratic (    self  )

def smesh.Mesh.RenumberNodes (    self  )

def smesh.Mesh.RenumberElements (    self  )

def smesh.Mesh.RotationSweep (    self,   IDsOfElements,   Axix,   AngleInRadians,   NbOfSteps,   Tolerance )

Parameters: IDsOfElements  list of ids of elements to sweep Axix  axis of rotation, AxisStruct or line(geom object) AngleInRadians  angle of Rotation NbOfSteps  number of steps Tolerance  tolerance

def smesh.Mesh.RotationSweepObject (    self,   theObject,   Axix,   AngleInRadians,   NbOfSteps,   Tolerance )

Parameters: theObject  object wich elements should be sweeped Axix  axis of rotation, AxisStruct or line(geom object) AngleInRadians  angle of Rotation NbOfSteps  number of steps Tolerance  tolerance

def smesh.Mesh.ExtrusionSweep (    self,   IDsOfElements,   StepVector,   NbOfSteps )

Parameters: IDsOfElements  list of elements ids for extrusion StepVector  vector, defining the direction and value of extrusion NbOfSteps  the number of steps

def smesh.Mesh.AdvancedExtrusion (    self,   IDsOfElements,   StepVector,   NbOfSteps,   ExtrFlags,   SewTolerance )

Parameters: IDsOfElements  is ids of elements StepVector  vector, defining the direction and value of extrusion NbOfSteps  the number of steps ExtrFlags  set flags for performing extrusion SewTolerance  uses for comparing locations of nodes if flag EXTRUSION_FLAG_SEW is set

def smesh.Mesh.ExtrusionSweepObject (    self,   theObject,   StepVector,   NbOfSteps )

Parameters: theObject  object wich elements should be processed StepVector  vector, defining the direction and value of extrusion NbOfSteps  the number of steps

def smesh.Mesh.ExtrusionSweepObject1D (    self,   theObject,   StepVector,   NbOfSteps )

Parameters: theObject  object wich elements should be processed StepVector  vector, defining the direction and value of extrusion NbOfSteps  the number of steps

def smesh.Mesh.ExtrusionSweepObject2D (    self,   theObject,   StepVector,   NbOfSteps )

Parameters: theObject  object wich elements should be processed StepVector  vector, defining the direction and value of extrusion NbOfSteps  the number of steps

def smesh.Mesh.ExtrusionAlongPath (    self,   IDsOfElements,   PathMesh,   PathShape,   NodeStart,   HasAngles,   Angles,   HasRefPoint,   RefPoint,   LinearVariation = False )

Parameters: IDsOfElements  is ids of elements PathMesh  mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion PathShape  is shape(edge); as the mesh can be complex, the edge is used to define the sub-mesh for the path NodeStart  the first or the last node on the edge. It is used to define the direction of extrusion HasAngles  allows the shape to be rotated around the path to get the resulting mesh in a helical fashion Angles  list of angles HasRefPoint  allows to use base point RefPoint  point around which the shape is rotated(the mass center of the shape by default). User can specify any point as the Base Point and the shape will be rotated with respect to this point. LinearVariation  makes compute rotation angles as linear variation of given Angles along path steps

def smesh.Mesh.ExtrusionAlongPathObject (    self,   theObject,   PathMesh,   PathShape,   NodeStart,   HasAngles,   Angles,   HasRefPoint,   RefPoint,   LinearVariation = False )

Parameters: IDsOfElements  is ids of elements PathMesh  mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion PathShape  is shape(edge); as the mesh can be complex, the edge is used to define the sub-mesh for the path NodeStart  the first or the last node on the edge. It is used to define the direction of extrusion HasAngles  allows the shape to be rotated around the path to get the resulting mesh in a helical fashion Angles  list of angles HasRefPoint  allows to use base point RefPoint  point around which the shape is rotated(the mass center of the shape by default). User can specify any point as the Base Point and the shape will be rotated with respect to this point. LinearVariation  makes compute rotation angles as linear variation of given Angles along path steps

def smesh.Mesh.Mirror (    self,   IDsOfElements,   Mirror,   theMirrorType,   Copy = 0 )

Parameters: IDsOfElements  list of elements ids Mirror  is AxisStruct or geom object(point, line, plane) theMirrorType  is POINT, AXIS or PLANE If the Mirror is geom object this parameter is unnecessary Copy  allows to copy element(Copy is 1) or to replace with its mirroring(Copy is 0)

def smesh.Mesh.MirrorObject (    self,   theObject,   Mirror,   theMirrorType,   Copy = 0 )

Parameters: theObject  mesh, submesh or group Mirror  is AxisStruct or geom object(point, line, plane) theMirrorType  is POINT, AXIS or PLANE If the Mirror is geom object this parameter is unnecessary Copy  allows to copy element(Copy is 1) or to replace with its mirroring(Copy is 0)

def smesh.Mesh.Translate (    self,   IDsOfElements,   Vector,   Copy )

Parameters: IDsOfElements  list of elements ids Vector  direction of translation(DirStruct or vector) Copy  allows to copy the translated elements

def smesh.Mesh.TranslateObject (    self,   theObject,   Vector,   Copy )

Parameters: theObject  object to translate(mesh, submesh, or group) Vector  direction of translation(DirStruct or geom vector) Copy  allows to copy the translated elements

def smesh.Mesh.Rotate (    self,   IDsOfElements,   Axis,   AngleInRadians,   Copy )

Parameters: IDsOfElements  list of elements ids Axis  axis of rotation(AxisStruct or geom line) AngleInRadians  angle of rotation(in radians) Copy  allows to copy the rotated elements

def smesh.Mesh.RotateObject (    self,   theObject,   Axis,   AngleInRadians,   Copy )

Parameters: theObject  object to rotate(mesh, submesh, or group) Axis  axis of rotation(AxisStruct or geom line) AngleInRadians  angle of rotation(in radians) Copy  allows to copy the rotated elements

def smesh.Mesh.FindCoincidentNodes (    self,   Tolerance )

Parameters: Tolerance  tolerance value list  of group of nodes

def smesh.Mesh.FindCoincidentNodesOnPart (    self,   SubMeshOrGroup,   Tolerance )

Parameters: Tolerance  tolerance value SubMeshOrGroup  SubMesh or Group list  of group of nodes

def smesh.Mesh.MergeNodes (    self,   GroupsOfNodes )

Parameters: list  of group of nodes

def smesh.Mesh.FindEqualElements (    self,   MeshOrSubMeshOrGroup )

Parameters: MeshOrSubMeshOrGroup  Mesh or SubMesh, or Group of elements for searching Returns: a list of groups of equal elements

def smesh.Mesh.MergeElements (    self,   GroupsOfElementsID )

Parameters: GroupsOfElementsID  groups of elements for merging

def smesh.Mesh.MergeEqualElements (    self  )

def smesh.Mesh.SewFreeBorders (    self,   FirstNodeID1,   SecondNodeID1,   LastNodeID1,   FirstNodeID2,   SecondNodeID2,   LastNodeID2,   CreatePolygons,   CreatePolyedrs )

def smesh.Mesh.SewConformFreeBorders (    self,   FirstNodeID1,   SecondNodeID1,   LastNodeID1,   FirstNodeID2,   SecondNodeID2 )

def smesh.Mesh.SewBorderToSide (    self,   FirstNodeIDOnFreeBorder,   SecondNodeIDOnFreeBorder,   LastNodeIDOnFreeBorder,   FirstNodeIDOnSide,   LastNodeIDOnSide,   CreatePolygons,   CreatePolyedrs )

def smesh.Mesh.SewSideElements (    self,   IDsOfSide1Elements,   IDsOfSide2Elements,   NodeID1OfSide1ToMerge,   NodeID1OfSide2ToMerge,   NodeID2OfSide1ToMerge,   NodeID2OfSide2ToMerge )

Nodes belonging to Side1 are merged with nodes of elements of Side2. Number of elements in theSide1 and in theSide2 must be equal and they should have similar node connectivity. The nodes to merge should belong to sides borders and the first node should be linked to the second.

def smesh.Mesh.ChangeElemNodes (    self,   ide,   newIDs )

Parameters: ide  the element id newIDs  nodes ids Returns: If number of nodes is not corresponded to type of element - returns false

def smesh.Mesh.GetLastCreatedNodes (    self  )

def smesh.Mesh.GetLastCreatedElems (    self  )

---

Field Documentation

int smesh.Mesh.geom = 0 [static]

int smesh.Mesh.mesh = 0 [static]

int smesh.Mesh.editor = 0 [static]

smesh.Mesh.geom

smesh.Mesh.mesh

smesh.Mesh.editor

Generated on Fri Oct 5 13:00:13 2007 for SALOME - SMESH - v.3.2.8 by  1.4.6