X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESH_SWIG%2FsmeshDC.py;h=4cde48b12cdb848136938135f8bb726f787d1a62;hp=dafa111b09d4be2e83f520f143bc3d3ccbcb58af;hb=6650dea1f85dd5c640829d6e0391d703a304a152;hpb=9a6c1bd34d45e38869069675ab23fc3f958703dd diff --git a/src/SMESH_SWIG/smeshDC.py b/src/SMESH_SWIG/smeshDC.py index dafa111b0..4cde48b12 100644 --- a/src/SMESH_SWIG/smeshDC.py +++ b/src/SMESH_SWIG/smeshDC.py @@ -1,8 +1,5 @@ # -*- coding: iso-8859-1 -*- -# Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE -# -# Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN, -# CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS +# Copyright (C) 2007-2010 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 @@ -20,6 +17,7 @@ # # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com # + # File : smesh.py # Author : Francis KLOSS, OCC # Module : SMESH @@ -99,6 +97,7 @@ from SMESH import * import StdMeshers import SALOME +import SALOMEDS # import NETGENPlugin module if possible noNETGENPlugin = 0 @@ -162,7 +161,7 @@ Hexa = 8 Hexotic = 9 BLSURF = 10 GHS3DPRL = 11 -QUARDANGLE = 0 +QUADRANGLE = 0 RADIAL_QUAD = 1 # MirrorType enumeration @@ -196,6 +195,10 @@ DefaultSize, DefaultGeom, Custom = 0,0,1 PrecisionConfusion = 1e-07 +# TopAbs_State enumeration +[TopAbs_IN, TopAbs_OUT, TopAbs_ON, TopAbs_UNKNOWN] = range(4) + + ## Converts an angle from degrees to radians def DegreesToRadians(AngleInDegrees): from math import pi @@ -393,13 +396,33 @@ NO_NAME = "NoName" ## Gets object name def GetName(obj): - ior = salome.orb.object_to_string(obj) - sobj = salome.myStudy.FindObjectIOR(ior) - if sobj is None: - return NO_NAME - else: - attr = sobj.FindAttribute("AttributeName")[1] - return attr.Value() + if obj: + # object not null + if isinstance(obj, SALOMEDS._objref_SObject): + # study object + return obj.GetName() + ior = salome.orb.object_to_string(obj) + if ior: + # CORBA object + studies = salome.myStudyManager.GetOpenStudies() + for sname in studies: + s = salome.myStudyManager.GetStudyByName(sname) + if not s: continue + sobj = s.FindObjectIOR(ior) + if not sobj: continue + return sobj.GetName() + if hasattr(obj, "GetName"): + # unknown CORBA object, having GetName() method + return obj.GetName() + else: + # unknown CORBA object, no GetName() method + return NO_NAME + pass + if hasattr(obj, "GetName"): + # unknown non-CORBA object, having GetName() method + return obj.GetName() + pass + raise RuntimeError, "Null or invalid object" ## Prints error message if a hypothesis was not assigned. def TreatHypoStatus(status, hypName, geomName, isAlgo): @@ -434,10 +457,12 @@ def TreatHypoStatus(status, hypName, geomName, isAlgo): return hypName = '"' + hypName + '"' geomName= '"' + geomName+ '"' - if status < HYP_UNKNOWN_FATAL: + if status < HYP_UNKNOWN_FATAL and not geomName =='""': print hypName, "was assigned to", geomName,"but", reason - else: + elif not geomName == '""': print hypName, "was not assigned to",geomName,":", reason + else: + print hypName, "was not assigned:", reason pass ## Check meshing plugin availability @@ -1039,10 +1064,10 @@ class Mesh: # If the optional \a geom parameter is not set, this algorithm is global. # \n Otherwise, this algorithm defines a submesh based on \a geom subshape. # @param geom If defined, the subshape to be meshed (GEOM_Object) - # @param algo values are: smesh.QUARDANGLE || smesh.RADIAL_QUAD + # @param algo values are: smesh.QUADRANGLE || smesh.RADIAL_QUAD # @return an instance of Mesh_Quadrangle algorithm # @ingroup l3_algos_basic - def Quadrangle(self, geom=0, algo=QUARDANGLE): + def Quadrangle(self, geom=0, algo=QUADRANGLE): if algo==RADIAL_QUAD: return Mesh_RadialQuadrangle1D2D(self,geom) else: @@ -1158,8 +1183,62 @@ class Mesh: print "Mesh computation failed, exception caught:" traceback.print_exc() if True:#not ok: - errors = self.smeshpyD.GetAlgoState( self.mesh, geom ) allReasons = "" + + # Treat compute errors + computeErrors = self.smeshpyD.GetComputeErrors( self.mesh, geom ) + for err in computeErrors: + shapeText = "" + if self.mesh.HasShapeToMesh(): + try: + mainIOR = salome.orb.object_to_string(geom) + for sname in salome.myStudyManager.GetOpenStudies(): + s = salome.myStudyManager.GetStudyByName(sname) + if not s: continue + mainSO = s.FindObjectIOR(mainIOR) + if not mainSO: continue + subIt = s.NewChildIterator(mainSO) + while subIt.More(): + subSO = subIt.Value() + subIt.Next() + obj = subSO.GetObject() + if not obj: continue + go = obj._narrow( geompyDC.GEOM._objref_GEOM_Object ) + if not go: continue + ids = go.GetSubShapeIndices() + if len(ids) == 1 and ids[0] == err.subShapeID: + shapeText = ' on "%s"' % subSO.GetName() + break + if not shapeText: + shape = self.geompyD.GetSubShape( geom, [err.subShapeID]) + if shape: + shapeText = " on %s #%s" % (shape.GetShapeType(), err.subShapeID) + else: + shapeText = " on subshape #%s" % (err.subShapeID) + except: + shapeText = " on subshape #%s" % (err.subShapeID) + errText = "" + stdErrors = ["OK", #COMPERR_OK + "Invalid input mesh", #COMPERR_BAD_INPUT_MESH + "std::exception", #COMPERR_STD_EXCEPTION + "OCC exception", #COMPERR_OCC_EXCEPTION + "SALOME exception", #COMPERR_SLM_EXCEPTION + "Unknown exception", #COMPERR_EXCEPTION + "Memory allocation problem", #COMPERR_MEMORY_PB + "Algorithm failed", #COMPERR_ALGO_FAILED + "Unexpected geometry"]#COMPERR_BAD_SHAPE + if err.code > 0: + if err.code < len(stdErrors): errText = stdErrors[err.code] + else: + errText = "code %s" % -err.code + if errText: errText += ". " + errText += err.comment + if allReasons != "":allReasons += "\n" + allReasons += '"%s" failed%s. Error: %s' %(err.algoName, shapeText, errText) + pass + + # Treat hyp errors + errors = self.smeshpyD.GetAlgoState( self.mesh, geom ) for err in errors: if err.isGlobalAlgo: glob = "global" @@ -1185,9 +1264,7 @@ class Mesh: reason = "For unknown reason."+\ " Revise Mesh.Compute() implementation in smeshDC.py!" pass - if allReasons != "": - allReasons += "\n" - pass + if allReasons != "":allReasons += "\n" allReasons += reason pass if allReasons != "": @@ -1288,7 +1365,11 @@ class Mesh: pass status = self.mesh.AddHypothesis(geom, hyp) isAlgo = hyp._narrow( SMESH_Algo ) - TreatHypoStatus( status, GetName( hyp ), GetName( geom ), isAlgo ) + hyp_name = GetName( hyp ) + geom_name = "" + if geom: + geom_name = GetName( geom ) + TreatHypoStatus( status, hyp_name, geom_name, isAlgo ) return status ## Unassigns a hypothesis @@ -1893,6 +1974,12 @@ class Mesh: def GetElementType(self, id, iselem): return self.mesh.GetElementType(id, iselem) + ## Returns the geometric type of mesh element + # @return the value from SMESH::EntityType enumeration + # @ingroup l1_meshinfo + def GetElementGeomType(self, id): + return self.mesh.GetElementGeomType(id) + ## Returns the list of submesh elements IDs # @param Shape a geom object(subshape) IOR # Shape must be the subshape of a ShapeToMesh() @@ -2016,6 +2103,16 @@ class Mesh: def ElemNbFaces(self, id): return self.mesh.ElemNbFaces(id) + ## Returns nodes of given face (counted from zero) for given volumic element. + # @ingroup l1_meshinfo + def GetElemFaceNodes(self,elemId, faceIndex): + return self.mesh.GetElemFaceNodes(elemId, faceIndex) + + ## Returns an element based on all given nodes. + # @ingroup l1_meshinfo + def FindElementByNodes(self,nodes): + return self.mesh.FindElementByNodes(nodes) + ## Returns true if the given element is a polygon # @ingroup l1_meshinfo def IsPoly(self, id): @@ -2258,6 +2355,11 @@ class Mesh: def FindElementsByPoint(self, x, y, z, elementType = SMESH.ALL): return self.editor.FindElementsByPoint(x, y, z, elementType) + # Return point state in a closed 2D mesh in terms of TopAbs_State enumeration. + # TopAbs_UNKNOWN state means that either mesh is wrong or the analysis fails. + + def GetPointState(self, x, y, z): + return self.editor.GetPointState(x, y, z) ## Finds the node closest to a point and moves it to a point location # @param x the X coordinate of a point @@ -2390,6 +2492,17 @@ class Mesh: def BestSplit (self, IDOfQuad, theCriterion): return self.editor.BestSplit(IDOfQuad, self.smeshpyD.GetFunctor(theCriterion)) + ## Splits volumic elements into tetrahedrons + # @param elemIDs either list of elements or mesh or group or submesh + # @param method flags passing splitting method: + # 1 - split the hexahedron into 5 tetrahedrons + # 2 - split the hexahedron into 6 tetrahedrons + # @ingroup l2_modif_cutquadr + def SplitVolumesIntoTetra(self, elemIDs, method=1 ): + if isinstance( elemIDs, Mesh ): + elemIDs = elemIDs.GetMesh() + self.editor.SplitVolumesIntoTetra(elemIDs, method) + ## Splits quadrangle faces near triangular facets of volumes # # @ingroup l1_auxiliary @@ -3244,6 +3357,51 @@ class Mesh: mesh.SetParameters(Parameters) return Mesh( self.smeshpyD, self.geompyD, mesh ) + + + ## Scales the object + # @param theObject - the object to translate (mesh, submesh, or group) + # @param thePoint - base point for scale + # @param theScaleFact - scale factors for axises + # @param Copy - allows copying the translated elements + # @param MakeGroups - forces the generation of new groups from existing + # ones (if Copy) + # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, + # empty list otherwise + def Scale(self, theObject, thePoint, theScaleFact, Copy, MakeGroups=False): + if ( isinstance( theObject, Mesh )): + theObject = theObject.GetMesh() + if ( isinstance( theObject, list )): + theObject = self.editor.MakeIDSource(theObject) + + thePoint, Parameters = ParsePointStruct(thePoint) + self.mesh.SetParameters(Parameters) + + if Copy and MakeGroups: + return self.editor.ScaleMakeGroups(theObject, thePoint, theScaleFact) + self.editor.Scale(theObject, thePoint, theScaleFact, Copy) + return [] + + ## Creates a new mesh from the translated object + # @param theObject - the object to translate (mesh, submesh, or group) + # @param thePoint - base point for scale + # @param theScaleFact - scale factors for axises + # @param MakeGroups - forces the generation of new groups from existing ones + # @param NewMeshName - the name of the newly created mesh + # @return instance of Mesh class + def ScaleMakeMesh(self, theObject, thePoint, theScaleFact, MakeGroups=False, NewMeshName=""): + if (isinstance(theObject, Mesh)): + theObject = theObject.GetMesh() + if ( isinstance( theObject, list )): + theObject = self.editor.MakeIDSource(theObject) + + mesh = self.editor.ScaleMakeMesh(theObject, thePoint, theScaleFact, + MakeGroups, NewMeshName) + #mesh.SetParameters(Parameters) + return Mesh( self.smeshpyD, self.geompyD, mesh ) + + + ## Rotates the elements # @param IDsOfElements list of elements ids # @param Axis the axis of rotation (AxisStruct or geom line) @@ -3468,7 +3626,7 @@ class Mesh: ## Creates a hole in a mesh by doubling the nodes of some particular elements # This method provided for convenience works as DoubleNodes() described above. - # @param theNodes identifiers of node to be doubled + # @param theNodeId identifiers of node to be doubled # @param theModifiedElems identifiers of elements to be updated # @return TRUE if operation has been completed successfully, FALSE otherwise # @ingroup l2_modif_edit @@ -3702,19 +3860,23 @@ class Mesh_Algorithm: raise RuntimeError, "Attemp to create " + algo + " algoritm on None shape" self.mesh = mesh piece = mesh.geom + name = "" if not geom: self.geom = piece else: self.geom = geom - name = GetName(geom) - if name==NO_NAME: + try: + name = GetName(geom) + pass + except: name = mesh.geompyD.SubShapeName(geom, piece) mesh.geompyD.addToStudyInFather(piece, geom, name) + pass self.subm = mesh.mesh.GetSubMesh(geom, algo.GetName()) self.algo = algo status = mesh.mesh.AddHypothesis(self.geom, self.algo) - TreatHypoStatus( status, algo.GetName(), GetName(self.geom), True ) + TreatHypoStatus( status, algo.GetName(), name, True ) def CompareHyp (self, hyp, args): print "CompareHyp is not implemented for ", self.__class__.__name__, ":", hyp.GetName() @@ -3919,10 +4081,13 @@ class Mesh_Segment(Mesh_Algorithm): def FixedPoints1D(self, points, nbSegs=[1], reversedEdges=[], UseExisting=0): if not isinstance(reversedEdges,list): #old version script, before adding reversedEdges reversedEdges, UseExisting = [], reversedEdges + if reversedEdges and isinstance( reversedEdges[0], geompyDC.GEOM._objref_GEOM_Object ): + for i in range( len( reversedEdges )): + reversedEdges[i] = self.mesh.geompyD.GetSubShapeID(self.mesh.geom, reversedEdges[i] ) entry = self.MainShapeEntry() hyp = self.Hypothesis("FixedPoints1D", [points, nbSegs, reversedEdges, entry], UseExisting=UseExisting, - CompareMethod=self.CompareArithmetic1D) + CompareMethod=self.CompareFixedPoints1D) hyp.SetPoints(points) hyp.SetNbSegments(nbSegs) hyp.SetReversedEdges(reversedEdges) @@ -4031,11 +4196,14 @@ class Mesh_Segment(Mesh_Algorithm): ### 0D algorithm if self.geom is None: raise RuntimeError, "Attemp to create SegmentAroundVertex_0D algoritm on None shape" - name = GetName(self.geom) - if name == NO_NAME: + try: + name = GetName(self.geom) + pass + except: piece = self.mesh.geom name = self.mesh.geompyD.SubShapeName(self.geom, piece) self.mesh.geompyD.addToStudyInFather(piece, self.geom, name) + pass algo = self.FindAlgorithm("SegmentAroundVertex_0D", self.mesh.smeshpyD) if algo is None: algo = self.mesh.smeshpyD.CreateHypothesis("SegmentAroundVertex_0D", "libStdMeshersEngine.so") @@ -4432,6 +4600,25 @@ class Mesh_Quadrangle(Mesh_Algorithm): CompareMethod=self.CompareEqualHyp) return hyp + ## Defines "QuadrangleParams" hypothesis + # @param vertex: vertex of a trilateral geometrical face, around which triangles + # will be created while other elements will be quadrangles. + # Vertex can be either a GEOM_Object or a vertex ID within the + # shape to mesh + # @param UseExisting: if ==true - searches for the existing hypothesis created with + # the same parameters, else (default) - creates a new one + # + # @ingroup l3_hypos_additi + def TriangleVertex(self, vertex, UseExisting=0): + vertexID = vertex + if isinstance( vertexID, geompyDC.GEOM._objref_GEOM_Object ): + vertexID = self.mesh.geompyD.GetSubShapeID( self.mesh.geom, vertex ) + hyp = self.Hypothesis("QuadrangleParams", [vertexID], UseExisting = UseExisting, + CompareMethod=lambda hyp,args: hyp.GetTriaVertex()==args[0]) + hyp.SetTriaVertex( vertexID ) + return hyp + + # Public class: Mesh_Tetrahedron # ------------------------------