-# Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
+# Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# Author : Francis KLOSS, OCC
# Module : SMESH
-"""
- \namespace smesh
- \brief Module smesh
-"""
+## @package smesh
+# Python API for SALOME %Mesh module
## @defgroup l1_auxiliary Auxiliary methods and structures
## @defgroup l1_creating Creating meshes
def AssureGeomPublished(mesh, geom, name=''):
if not isinstance( geom, geompyDC.GEOM._objref_GEOM_Object ):
return
- if not geom.IsSame( mesh.geom ) and not geom.GetStudyEntry():
+ if not geom.IsSame( mesh.geom ) and \
+ not geom.GetStudyEntry() and \
+ mesh.smeshpyD.GetCurrentStudy():
## set the study
studyID = mesh.smeshpyD.GetCurrentStudy()._get_StudyId()
if studyID != mesh.geompyD.myStudyId:
self.geompyD=geompyD
self.SetGeomEngine(geompyD)
SMESH._objref_SMESH_Gen.SetCurrentStudy(self,theStudy)
+ global notebook
+ if theStudy:
+ notebook = salome_notebook.NoteBook( theStudy )
+ else:
+ notebook = salome_notebook.NoteBook( salome_notebook.PseudoStudyForNoteBook() )
## Gets the current study
# @ingroup l1_auxiliary
if CritType in [FT_BelongToGeom, FT_BelongToPlane, FT_BelongToGenSurface,
FT_BelongToCylinder, FT_LyingOnGeom]:
- # Checks the Threshold
+ # Checks that Threshold is GEOM object
if isinstance(aThreshold, geompyDC.GEOM._objref_GEOM_Object):
aCriterion.ThresholdStr = GetName(aThreshold)
- aCriterion.ThresholdID = salome.ObjectToID(aThreshold)
+ aCriterion.ThresholdID = aThreshold.GetStudyEntry()
+ if not aCriterion.ThresholdID:
+ raise RuntimeError, "Threshold shape must be published"
else:
print "Error: The Threshold should be a shape."
return None
UnaryOp = FT_Undefined
pass
elif CritType == FT_RangeOfIds:
- # Checks the Threshold
+ # Checks that Threshold is string
if isinstance(aThreshold, str):
aCriterion.ThresholdStr = aThreshold
else:
elif CritType == FT_CoplanarFaces:
# Checks the Threshold
if isinstance(aThreshold, int):
- aCriterion.ThresholdID = "%s"%aThreshold
+ aCriterion.ThresholdID = str(aThreshold)
elif isinstance(aThreshold, str):
ID = int(aThreshold)
if ID < 1:
if obj is None:
obj = 0
if obj != 0:
+ objHasName = True
if isinstance(obj, geompyDC.GEOM._objref_GEOM_Object):
self.geom = obj
# publish geom of mesh (issue 0021122)
- if not self.geom.GetStudyEntry():
+ if not self.geom.GetStudyEntry() and smeshpyD.GetCurrentStudy():
+ objHasName = False
studyID = smeshpyD.GetCurrentStudy()._get_StudyId()
if studyID != geompyD.myStudyId:
geompyD.init_geom( smeshpyD.GetCurrentStudy())
pass
- geo_name = "%s_%s"%(self.geom.GetShapeType(), id(self.geom)%100)
+ geo_name = "%s_%s_for_meshing"%(self.geom.GetShapeType(), id(self.geom)%100)
geompyD.addToStudy( self.geom, geo_name )
self.mesh = self.smeshpyD.CreateMesh(self.geom)
self.mesh = self.smeshpyD.CreateEmptyMesh()
if name != 0:
self.smeshpyD.SetName(self.mesh, name)
- elif obj != 0:
+ elif obj != 0 and objHasName:
self.smeshpyD.SetName(self.mesh, GetName(obj))
if not self.geom:
if errText: errText += ". "
errText += err.comment
if allReasons != "":allReasons += "\n"
- allReasons += '"%s" failed%s. Error: %s' %(err.algoName, shapeText, errText)
+ allReasons += '- "%s" failed%s. Error: %s' %(err.algoName, shapeText, errText)
pass
# Treat hyp errors
" Revise Mesh.Compute() implementation in smeshDC.py!"
pass
if allReasons != "":allReasons += "\n"
- allReasons += reason
+ allReasons += "- " + reason
pass
- if allReasons != "":
- print '"' + GetName(self.mesh) + '"',"has not been computed:"
+ if not ok or allReasons != "":
+ msg = '"' + GetName(self.mesh) + '"'
+ if ok: msg += " has been computed with warnings"
+ else: msg += " has not been computed"
+ if allReasons != "": msg += ":"
+ else: msg += "."
+ print msg
print allReasons
- ok = False
- elif not ok:
- print '"' + GetName(self.mesh) + '"',"has not been computed."
- pass
pass
- if salome.sg.hasDesktop():
+ if salome.sg.hasDesktop() and self.mesh.GetStudyId() >= 0:
smeshgui = salome.ImportComponentGUI("SMESH")
smeshgui.Init(self.mesh.GetStudyId())
smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
if not geom:
geom = self.mesh.GetShapeToMesh()
pass
+ AssureGeomPublished( self, geom, "shape for %s" % hyp.GetName())
status = self.mesh.AddHypothesis(geom, hyp)
isAlgo = hyp._narrow( SMESH_Algo )
hyp_name = GetName( hyp )
pass
pass
- ## Deprecated, used only for compatibility! Please, use ExportToMEDX() method instead.
- # Exports the mesh in a file in MED format and chooses the \a version of MED format
- ## allowing to overwrite the file if it exists or add the exported data to its contents
- # @param f the file name
- # @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
- # @param opt boolean parameter for creating/not creating
- # the groups Group_On_All_Nodes, Group_On_All_Faces, ...
- # @param overwrite boolean parameter for overwriting/not overwriting the file
- # @ingroup l2_impexp
- def ExportToMED(self, f, version, opt=0, overwrite=1):
- self.mesh.ExportToMEDX(f, opt, version, overwrite)
-
- ## Exports the mesh in a file in MED format and chooses the \a version of MED format
+ ## Exports the mesh in a file in MED format and chooses the \a version of MED format
## allowing to overwrite the file if it exists or add the exported data to its contents
# @param f is the file name
# @param auto_groups boolean parameter for creating/not creating
meshPart = self.mesh
self.mesh.ExportCGNS(meshPart, f, overwrite)
+ ## Deprecated, used only for compatibility! Please, use ExportToMEDX() method instead.
+ # Exports the mesh in a file in MED format and chooses the \a version of MED format
+ ## allowing to overwrite the file if it exists or add the exported data to its contents
+ # @param f the file name
+ # @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
+ # @param opt boolean parameter for creating/not creating
+ # the groups Group_On_All_Nodes, Group_On_All_Faces, ...
+ # @param overwrite boolean parameter for overwriting/not overwriting the file
+ # @ingroup l2_impexp
+ def ExportToMED(self, f, version, opt=0, overwrite=1):
+ self.mesh.ExportToMEDX(f, opt, version, overwrite)
+
# Operations with groups:
# ----------------------
group.AddFrom( theFilter )
return group
- ## Passes mesh elements through the given filter and return IDs of fitting elements
- # @param theFilter SMESH_Filter
- # @return a list of ids
- # @ingroup l1_controls
- def GetIdsFromFilter(self, theFilter):
- theFilter.SetMesh( self.mesh )
- return theFilter.GetIDs()
-
- ## Verifies whether a 2D mesh element has free edges (edges connected to one face only)\n
- # Returns a list of special structures (borders).
- # @return a list of SMESH.FreeEdges.Border structure: edge id and ids of two its nodes.
- # @ingroup l1_controls
- def GetFreeBorders(self):
- aFilterMgr = self.smeshpyD.CreateFilterManager()
- aPredicate = aFilterMgr.CreateFreeEdges()
- aPredicate.SetMesh(self.mesh)
- aBorders = aPredicate.GetBorders()
- aFilterMgr.UnRegister()
- return aBorders
-
## Removes a group
# @ingroup l2_grps_delete
def RemoveGroup(self, group):
return self.mesh.GetMeshEditor()
## Wrap a list of IDs of elements or nodes into SMESH_IDSource which
- # can be passed as argument to accepting mesh, group or sub-mesh
+ # can be passed as argument to a method accepting mesh, group or sub-mesh
# @return an instance of SMESH_IDSource
# @ingroup l1_auxiliary
def GetIDSource(self, ids, elemType):
def Nb0DElements(self):
return self.mesh.Nb0DElements()
+ ## Returns the number of ball discrete elements in the mesh
+ # @return an integer value
+ # @ingroup l1_meshinfo
+ def NbBalls(self):
+ return self.mesh.NbBalls()
+
## Returns the number of edges in the mesh
# @return an integer value
# @ingroup l1_meshinfo
# @ingroup l1_meshinfo
def GetSubMeshNodesId(self, Shape, all):
if ( isinstance( Shape, geompyDC.GEOM._objref_GEOM_Object)):
- ShapeID = Shape.GetSubShapeIndices()[0]
+ ShapeID = self.geompyD.GetSubShapeID( self.geom, Shape )
else:
ShapeID = Shape
return self.mesh.GetSubMeshNodesId(ShapeID, all)
def IsQuadratic(self, id):
return self.mesh.IsQuadratic(id)
+ ## Returns diameter of a ball discrete element or zero in case of an invalid \a id
+ # @ingroup l1_meshinfo
+ def GetBallDiameter(self, id):
+ return self.mesh.GetBallDiameter(id)
+
## Returns XYZ coordinates of the barycenter of the given element
# \n If there is no element for the given ID - returns an empty list
# @return a list of three double values
def BaryCenter(self, id):
return self.mesh.BaryCenter(id)
+ ## Passes mesh elements through the given filter and return IDs of fitting elements
+ # @param theFilter SMESH_Filter
+ # @return a list of ids
+ # @ingroup l1_controls
+ def GetIdsFromFilter(self, theFilter):
+ theFilter.SetMesh( self.mesh )
+ return theFilter.GetIDs()
+
+ ## Verifies whether a 2D mesh element has free edges (edges connected to one face only)\n
+ # Returns a list of special structures (borders).
+ # @return a list of SMESH.FreeEdges.Border structure: edge id and ids of two its nodes.
+ # @ingroup l1_controls
+ def GetFreeBorders(self):
+ aFilterMgr = self.smeshpyD.CreateFilterManager()
+ aPredicate = aFilterMgr.CreateFreeEdges()
+ aPredicate.SetMesh(self.mesh)
+ aBorders = aPredicate.GetBorders()
+ aFilterMgr.UnRegister()
+ return aBorders
+
# Get mesh measurements information:
# ------------------------------------
def Add0DElement(self, IDOfNode):
return self.editor.Add0DElement(IDOfNode)
+ ## Creates a ball element on a node with given ID.
+ # @param IDOfNode the ID of node for creation of the element.
+ # @param diameter the bal diameter.
+ # @return the Id of the new ball element
+ # @ingroup l2_modif_add
+ def AddBall(self, IDOfNode, diameter):
+ return self.editor.AddBall( IDOfNode, diameter )
+
## Creates a linear or quadratic edge (this is determined
# by the number of given nodes).
# @param IDsOfNodes the list of node IDs for creation of the element.
# @param y the Y coordinate of a point
# @param z the Z coordinate of a point
# @param elementType type of elements to find (SMESH.ALL type
- # means elements of any type excluding nodes and 0D elements)
+ # means elements of any type excluding nodes, discrete and 0D elements)
# @param meshPart a part of mesh (group, sub-mesh) to search within
# @return list of IDs of found elements
# @ingroup l2_modif_throughp
else:
return self.editor.FindElementsByPoint(x, y, z, elementType)
- # Return point state in a closed 2D mesh in terms of TopAbs_State enumeration.
+ # Return point state in a closed 2D mesh in terms of TopAbs_State enumeration:
+ # 0-IN, 1-OUT, 2-ON, 3-UNKNOWN
# TopAbs_UNKNOWN state means that either mesh is wrong or the analysis fails.
def GetPointState(self, x, y, z):
theObject = theObject.GetMesh()
return self.editor.ReorientObject(theObject)
+ ## Reorient faces contained in \a the2DObject.
+ # @param the2DObject is a mesh, sub-mesh, group or list of IDs of 2D elements
+ # @param theDirection is a desired direction of normal of \a theFace.
+ # It can be either a GEOM vector or a list of coordinates [x,y,z].
+ # @param theFaceOrPoint defines a face of \a the2DObject whose normal will be
+ # compared with theDirection. It can be either ID of face or a point
+ # by which the face will be found. The point can be given as either
+ # a GEOM vertex or a list of point coordinates.
+ # @return number of reoriented faces
+ # @ingroup l2_modif_changori
+ def Reorient2D(self, the2DObject, theDirection, theFaceOrPoint ):
+ # check the2DObject
+ if isinstance( the2DObject, Mesh ):
+ the2DObject = the2DObject.GetMesh()
+ if isinstance( the2DObject, list ):
+ the2DObject = self.GetIDSource( the2DObject, SMESH.FACE )
+ # check theDirection
+ if isinstance( theDirection, geompyDC.GEOM._objref_GEOM_Object):
+ theDirection = self.smeshpyD.GetDirStruct( theDirection )
+ if isinstance( theDirection, list ):
+ theDirection = self.smeshpyD.MakeDirStruct( *theDirection )
+ # prepare theFace and thePoint
+ theFace = theFaceOrPoint
+ thePoint = PointStruct(0,0,0)
+ if isinstance( theFaceOrPoint, geompyDC.GEOM._objref_GEOM_Object):
+ thePoint = self.smeshpyD.GetPointStruct( theFaceOrPoint )
+ theFace = -1
+ if isinstance( theFaceOrPoint, list ):
+ thePoint = PointStruct( *theFaceOrPoint )
+ theFace = -1
+ if isinstance( theFaceOrPoint, PointStruct ):
+ thePoint = theFaceOrPoint
+ theFace = -1
+ return self.editor.Reorient2D( the2DObject, theDirection, theFace, thePoint )
+
## Fuses the neighbouring triangles into quadrangles.
# @param IDsOfElements The triangles to be fused,
# @param theCriterion is FT_...; used to choose a neighbour to fuse with.
# @param theAffectedElems - group of elements to which the replicated nodes
# should be associated to.
# @param theMakeGroup forces the generation of a group containing new elements.
- # @return TRUE or a created group if operation has been completed successfully,
+ # @param theMakeNodeGroup forces the generation of a group containing new nodes.
+ # @return TRUE or created groups (one or two) if operation has been completed successfully,
# FALSE or None otherwise
# @ingroup l2_modif_edit
- def DoubleNodeElemGroup(self, theElems, theNodesNot, theAffectedElems, theMakeGroup=False):
- if theMakeGroup:
- return self.editor.DoubleNodeElemGroupNew(theElems, theNodesNot, theAffectedElems)
+ def DoubleNodeElemGroup(self, theElems, theNodesNot, theAffectedElems,
+ theMakeGroup=False, theMakeNodeGroup=False):
+ if theMakeGroup or theMakeNodeGroup:
+ twoGroups = self.editor.DoubleNodeElemGroup2New(theElems, theNodesNot,
+ theAffectedElems,
+ theMakeGroup, theMakeNodeGroup)
+ if theMakeGroup and theMakeNodeGroup:
+ return twoGroups
+ else:
+ return twoGroups[ int(theMakeNodeGroup) ]
return self.editor.DoubleNodeElemGroup(theElems, theNodesNot, theAffectedElems)
## Creates a hole in a mesh by doubling the nodes of some particular elements
# @param theAffectedElems - group of elements to which the replicated nodes
# should be associated to.
# @param theMakeGroup forces the generation of a group containing new elements.
- # @return TRUE or a created group if operation has been completed successfully,
+ # @param theMakeNodeGroup forces the generation of a group containing new nodes.
+ # @return TRUE or created groups (one or two) if operation has been completed successfully,
# FALSE or None otherwise
# @ingroup l2_modif_edit
- def DoubleNodeElemGroups(self, theElems, theNodesNot, theAffectedElems, theMakeGroup=False):
- if theMakeGroup:
- return self.editor.DoubleNodeElemGroupsNew(theElems, theNodesNot, theAffectedElems)
+ def DoubleNodeElemGroups(self, theElems, theNodesNot, theAffectedElems,
+ theMakeGroup=False, theMakeNodeGroup=False):
+ if theMakeGroup or theMakeNodeGroup:
+ twoGroups = self.editor.DoubleNodeElemGroups2New(theElems, theNodesNot,
+ theAffectedElems,
+ theMakeGroup, theMakeNodeGroup)
+ if theMakeGroup and theMakeNodeGroup:
+ return twoGroups
+ else:
+ return twoGroups[ int(theMakeNodeGroup) ]
return self.editor.DoubleNodeElemGroups(theElems, theNodesNot, theAffectedElems)
## Creates a hole in a mesh by doubling the nodes of some particular elements
# @return SMESH.SMESH_Algo
def FindAlgorithm (self, algoname, smeshpyD):
study = smeshpyD.GetCurrentStudy()
+ if not study: return None
#to do: find component by smeshpyD object, not by its data type
scomp = study.FindComponent(smeshpyD.ComponentDataType())
if scomp is not None:
## Returns entry of the shape to mesh in the study
def MainShapeEntry(self):
- entry = ""
- if not self.mesh or not self.mesh.GetMesh(): return entry
- if not self.mesh.GetMesh().HasShapeToMesh(): return entry
- study = self.mesh.smeshpyD.GetCurrentStudy()
- ior = salome.orb.object_to_string( self.mesh.GetShape() )
- sobj = study.FindObjectIOR(ior)
- if sobj: entry = sobj.GetID()
- if not entry: return ""
- return entry
+ if not self.mesh or not self.mesh.GetMesh(): return ""
+ if not self.mesh.GetMesh().HasShapeToMesh(): return ""
+ shape = self.mesh.GetShape()
+ return shape.GetStudyEntry()
## Defines "ViscousLayers" hypothesis to give parameters of layers of prisms to build
# near mesh boundary. This hypothesis can be used by several 3D algorithms:
hyp.SetIgnoreFaces(ignoreFaces)
return hyp
- ## Transform a list of ether edges or tuples (edge 1st_vertex_of_edge)
+ ## Transform a list of ether edges or tuples (edge, 1st_vertex_of_edge)
# into a list acceptable to SetReversedEdges() of some 1D hypotheses
# @ingroup l3_hypos_1dhyps
def ReversedEdgeIndices(self, reverseList):
v = i[1]
if not isinstance( e, geompyDC.GEOM._objref_GEOM_Object ) or \
not isinstance( v, geompyDC.GEOM._objref_GEOM_Object ):
- raise TypeError, "A list item must be a tuple (edge 1st_vertex_of_edge)"
+ raise TypeError, "A list item must be a tuple (edge, 1st_vertex_of_edge)"
if v.GetShapeType() == geompyDC.GEOM.EDGE and \
e.GetShapeType() == geompyDC.GEOM.VERTEX:
v,e = e,v
if e.GetShapeType() != geompyDC.GEOM.EDGE or \
v.GetShapeType() != geompyDC.GEOM.VERTEX:
- raise TypeError, "A list item must be a tuple (edge 1st_vertex_of_edge)"
+ raise TypeError, "A list item must be a tuple (edge, 1st_vertex_of_edge)"
vFirst = FirstVertexOnCurve( e )
tol = geompy.Tolerance( vFirst )[-1]
if geompy.MinDistance( v, vFirst ) > 1.5*tol:
resList.append( geompy.GetSubShapeID(self.mesh.geom, e ))
else:
- raise TypeError, "Item must be either an edge or tuple (edge 1st_vertex_of_edge)"
+ raise TypeError, "Item must be either an edge or tuple (edge, 1st_vertex_of_edge)"
return resList
