1 # Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 # Author : Francis KLOSS, OCC
32 import SMESH # necessary for back compatibility
39 # import NETGENPlugin module if possible
58 NETGEN_1D2D3D = FULL_NETGEN
59 NETGEN_FULL = FULL_NETGEN
61 # MirrorType enumeration
62 POINT = SMESH_MeshEditor.POINT
63 AXIS = SMESH_MeshEditor.AXIS
64 PLANE = SMESH_MeshEditor.PLANE
66 # Smooth_Method enumeration
67 LAPLACIAN_SMOOTH = SMESH_MeshEditor.LAPLACIAN_SMOOTH
68 CENTROIDAL_SMOOTH = SMESH_MeshEditor.CENTROIDAL_SMOOTH
70 # Fineness enumeration(for NETGEN)
83 ior = salome.orb.object_to_string(obj)
84 sobj = salome.myStudy.FindObjectIOR(ior)
88 attr = sobj.FindAttribute("AttributeName")[1]
91 ## Sets name to object
92 def SetName(obj, name):
93 ior = salome.orb.object_to_string(obj)
94 sobj = salome.myStudy.FindObjectIOR(ior)
96 attr = sobj.FindAttribute("AttributeName")[1]
99 ## Print error message if a hypothesis was not assigned.
100 def TreatHypoStatus(status, hypName, geomName, isAlgo):
102 hypType = "algorithm"
104 hypType = "hypothesis"
106 if status == HYP_UNKNOWN_FATAL :
107 reason = "for unknown reason"
108 elif status == HYP_INCOMPATIBLE :
109 reason = "this hypothesis mismatches algorithm"
110 elif status == HYP_NOTCONFORM :
111 reason = "not conform mesh would be built"
112 elif status == HYP_ALREADY_EXIST :
113 reason = hypType + " of the same dimension already assigned to this shape"
114 elif status == HYP_BAD_DIM :
115 reason = hypType + " mismatches shape"
116 elif status == HYP_CONCURENT :
117 reason = "there are concurrent hypotheses on sub-shapes"
118 elif status == HYP_BAD_SUBSHAPE :
119 reason = "shape is neither the main one, nor its subshape, nor a valid group"
120 elif status == HYP_BAD_GEOMETRY:
121 reason = "geometry mismatches algorithm's expectation"
122 elif status == HYP_HIDDEN_ALGO:
123 reason = "it is hidden by an algorithm of upper dimension generating all-dimensions elements"
124 elif status == HYP_HIDING_ALGO:
125 reason = "it hides algorithm(s) of lower dimension by generating all-dimensions elements"
128 hypName = '"' + hypName + '"'
129 geomName= '"' + geomName+ '"'
130 if status < HYP_UNKNOWN_FATAL:
131 print hypName, "was assigned to", geomName,"but", reason
133 print hypName, "was not assigned to",geomName,":", reason
136 class smeshDC(SMESH._objref_SMESH_Gen):
138 def init_smesh(self,theStudy,geompyD):
139 self.SetCurrentStudy(theStudy)
141 self.SetGeomEngine(geompyD)
143 def Mesh(self, obj=0, name=0):
144 return Mesh(self,self.geompyD,obj,name)
146 ## Returns long value from enumeration
147 # Uses for SMESH.FunctorType enumeration
148 def EnumToLong(self,theItem):
151 ## Get PointStruct from vertex
152 # @param theVertex is GEOM object(vertex)
153 # @return SMESH.PointStruct
154 def GetPointStruct(self,theVertex):
155 [x, y, z] = self.geompyD.PointCoordinates(theVertex)
156 return PointStruct(x,y,z)
158 ## Get DirStruct from vector
159 # @param theVector is GEOM object(vector)
160 # @return SMESH.DirStruct
161 def GetDirStruct(self,theVector):
162 vertices = self.geompyD.SubShapeAll( theVector, geompyDC.ShapeType["VERTEX"] )
163 if(len(vertices) != 2):
164 print "Error: vector object is incorrect."
166 p1 = self.geompyD.PointCoordinates(vertices[0])
167 p2 = self.geompyD.PointCoordinates(vertices[1])
168 pnt = PointStruct(p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
169 dirst = DirStruct(pnt)
172 ## Get AxisStruct from object
173 # @param theObj is GEOM object(line or plane)
174 # @return SMESH.AxisStruct
175 def GetAxisStruct(self,theObj):
176 edges = self.geompyD.SubShapeAll( theObj, geompyDC.ShapeType["EDGE"] )
178 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geompyDC.ShapeType["VERTEX"] )
179 vertex3, vertex4 = self.geompyD.SubShapeAll( edges[1], geompyDC.ShapeType["VERTEX"] )
180 vertex1 = self.geompyD.PointCoordinates(vertex1)
181 vertex2 = self.geompyD.PointCoordinates(vertex2)
182 vertex3 = self.geompyD.PointCoordinates(vertex3)
183 vertex4 = self.geompyD.PointCoordinates(vertex4)
184 v1 = [vertex2[0]-vertex1[0], vertex2[1]-vertex1[1], vertex2[2]-vertex1[2]]
185 v2 = [vertex4[0]-vertex3[0], vertex4[1]-vertex3[1], vertex4[2]-vertex3[2]]
186 normal = [ v1[1]*v2[2]-v2[1]*v1[2], v1[2]*v2[0]-v2[2]*v1[0], v1[0]*v2[1]-v2[0]*v1[1] ]
187 axis = AxisStruct(vertex1[0], vertex1[1], vertex1[2], normal[0], normal[1], normal[2])
189 elif len(edges) == 1:
190 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geompyDC.ShapeType["VERTEX"] )
191 p1 = self.geompyD.PointCoordinates( vertex1 )
192 p2 = self.geompyD.PointCoordinates( vertex2 )
193 axis = AxisStruct(p1[0], p1[1], p1[2], p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
197 # From SMESH_Gen interface:
198 # ------------------------
200 ## Set the current mode
201 def SetEmbeddedMode( self,theMode ):
202 #self.SetEmbeddedMode(theMode)
203 SMESH._objref_SMESH_Gen.SetEmbeddedMode(self,theMode)
205 ## Get the current mode
206 def IsEmbeddedMode(self):
207 #return self.IsEmbeddedMode()
208 return SMESH._objref_SMESH_Gen.IsEmbeddedMode(self)
210 ## Set the current study
211 def SetCurrentStudy( self, theStudy ):
212 #self.SetCurrentStudy(theStudy)
213 SMESH._objref_SMESH_Gen.SetCurrentStudy(self,theStudy)
215 ## Get the current study
216 def GetCurrentStudy(self):
217 #return self.GetCurrentStudy()
218 return SMESH._objref_SMESH_Gen.GetCurrentStudy(self)
220 ## Create Mesh object importing data from given UNV file
221 # @return an instance of Mesh class
222 def CreateMeshesFromUNV( self,theFileName ):
223 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromUNV(self,theFileName)
224 aMesh = Mesh(self,self.geompyD,aSmeshMesh)
227 ## Create Mesh object(s) importing data from given MED file
228 # @return a list of Mesh class instances
229 def CreateMeshesFromMED( self,theFileName ):
230 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromMED(self,theFileName)
232 for iMesh in range(len(aSmeshMeshes)) :
233 aMesh = Mesh(self,self.geompyD,aSmeshMeshes[iMesh])
234 aMeshes.append(aMesh)
235 return aMeshes, aStatus
237 ## Create Mesh object importing data from given STL file
238 # @return an instance of Mesh class
239 def CreateMeshesFromSTL( self, theFileName ):
240 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromSTL(self,theFileName)
241 aMesh = Mesh(self,self.geompyD,aSmeshMesh)
244 ## From SMESH_Gen interface
245 def GetSubShapesId( self, theMainObject, theListOfSubObjects ):
246 return SMESH._objref_SMESH_Gen.GetSubShapesId(self,theMainObject, theListOfSubObjects)
248 ## From SMESH_Gen interface. Creates pattern
249 def GetPattern(self):
250 return SMESH._objref_SMESH_Gen.GetPattern(self)
254 # Filtering. Auxiliary functions:
255 # ------------------------------
257 ## Creates an empty criterion
258 # @return SMESH.Filter.Criterion
259 def GetEmptyCriterion(self):
260 Type = self.EnumToLong(FT_Undefined)
261 Compare = self.EnumToLong(FT_Undefined)
265 UnaryOp = self.EnumToLong(FT_Undefined)
266 BinaryOp = self.EnumToLong(FT_Undefined)
269 Precision = -1 ##@1e-07
270 return Filter.Criterion(Type, Compare, Threshold, ThresholdStr, ThresholdID,
271 UnaryOp, BinaryOp, Tolerance, TypeOfElement, Precision)
273 ## Creates a criterion by given parameters
274 # @param elementType is the type of elements(NODE, EDGE, FACE, VOLUME)
275 # @param CritType is type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
276 # @param Compare belong to {FT_LessThan, FT_MoreThan, FT_EqualTo}
277 # @param Treshold is threshold value (range of ids as string, shape, numeric)
278 # @param UnaryOp is FT_LogicalNOT or FT_Undefined
279 # @param BinaryOp is binary logical operation FT_LogicalAND, FT_LogicalOR or
280 # FT_Undefined(must be for the last criterion in criteria)
281 # @return SMESH.Filter.Criterion
282 def GetCriterion(self,elementType,
284 Compare = FT_EqualTo,
286 UnaryOp=FT_Undefined,
287 BinaryOp=FT_Undefined):
288 aCriterion = self.GetEmptyCriterion()
289 aCriterion.TypeOfElement = elementType
290 aCriterion.Type = self.EnumToLong(CritType)
294 if Compare in [FT_LessThan, FT_MoreThan, FT_EqualTo]:
295 aCriterion.Compare = self.EnumToLong(Compare)
296 elif Compare == "=" or Compare == "==":
297 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
299 aCriterion.Compare = self.EnumToLong(FT_LessThan)
301 aCriterion.Compare = self.EnumToLong(FT_MoreThan)
303 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
306 if CritType in [FT_BelongToGeom, FT_BelongToPlane, FT_BelongToGenSurface,
307 FT_BelongToCylinder, FT_LyingOnGeom]:
309 if isinstance(aTreshold, self.geompyD.GEOM._objref_GEOM_Object):
310 aCriterion.ThresholdStr = GetName(aTreshold)
311 aCriterion.ThresholdID = salome.ObjectToID(aTreshold)
313 print "Error: Treshold should be a shape."
315 elif CritType == FT_RangeOfIds:
317 if isinstance(aTreshold, str):
318 aCriterion.ThresholdStr = aTreshold
320 print "Error: Treshold should be a string."
322 elif CritType in [FT_FreeBorders, FT_FreeEdges, FT_BadOrientedVolume]:
323 # Here we don't need treshold
324 if aTreshold == FT_LogicalNOT:
325 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
326 elif aTreshold in [FT_LogicalAND, FT_LogicalOR]:
327 aCriterion.BinaryOp = aTreshold
331 aTreshold = float(aTreshold)
332 aCriterion.Threshold = aTreshold
334 print "Error: Treshold should be a number."
337 if Treshold == FT_LogicalNOT or UnaryOp == FT_LogicalNOT:
338 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
340 if Treshold in [FT_LogicalAND, FT_LogicalOR]:
341 aCriterion.BinaryOp = self.EnumToLong(Treshold)
343 if UnaryOp in [FT_LogicalAND, FT_LogicalOR]:
344 aCriterion.BinaryOp = self.EnumToLong(UnaryOp)
346 if BinaryOp in [FT_LogicalAND, FT_LogicalOR]:
347 aCriterion.BinaryOp = self.EnumToLong(BinaryOp)
351 ## Creates filter by given parameters of criterion
352 # @param elementType is the type of elements in the group
353 # @param CritType is type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
354 # @param Compare belong to {FT_LessThan, FT_MoreThan, FT_EqualTo}
355 # @param Treshold is threshold value (range of id ids as string, shape, numeric)
356 # @param UnaryOp is FT_LogicalNOT or FT_Undefined
357 # @return SMESH_Filter
358 def GetFilter(self,elementType,
359 CritType=FT_Undefined,
362 UnaryOp=FT_Undefined):
363 aCriterion = self.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined)
364 aFilterMgr = self.CreateFilterManager()
365 aFilter = aFilterMgr.CreateFilter()
367 aCriteria.append(aCriterion)
368 aFilter.SetCriteria(aCriteria)
371 ## Creates numerical functor by its type
372 # @param theCrierion is FT_...; functor type
373 # @return SMESH_NumericalFunctor
374 def GetFunctor(self,theCriterion):
375 aFilterMgr = self.CreateFilterManager()
376 if theCriterion == FT_AspectRatio:
377 return aFilterMgr.CreateAspectRatio()
378 elif theCriterion == FT_AspectRatio3D:
379 return aFilterMgr.CreateAspectRatio3D()
380 elif theCriterion == FT_Warping:
381 return aFilterMgr.CreateWarping()
382 elif theCriterion == FT_MinimumAngle:
383 return aFilterMgr.CreateMinimumAngle()
384 elif theCriterion == FT_Taper:
385 return aFilterMgr.CreateTaper()
386 elif theCriterion == FT_Skew:
387 return aFilterMgr.CreateSkew()
388 elif theCriterion == FT_Area:
389 return aFilterMgr.CreateArea()
390 elif theCriterion == FT_Volume3D:
391 return aFilterMgr.CreateVolume3D()
392 elif theCriterion == FT_MultiConnection:
393 return aFilterMgr.CreateMultiConnection()
394 elif theCriterion == FT_MultiConnection2D:
395 return aFilterMgr.CreateMultiConnection2D()
396 elif theCriterion == FT_Length:
397 return aFilterMgr.CreateLength()
398 elif theCriterion == FT_Length2D:
399 return aFilterMgr.CreateLength2D()
401 print "Error: given parameter is not numerucal functor type."
404 #Register the new proxy for SMESH_Gen
405 omniORB.registerObjref(SMESH._objref_SMESH_Gen._NP_RepositoryId, smeshDC)
408 ## Mother class to define algorithm, recommended to don't use directly.
411 class Mesh_Algorithm:
412 # @class Mesh_Algorithm
413 # @brief Class Mesh_Algorithm
414 def __init__(self,smesh):
422 def FindHypothesis(self,hypname, args):
423 key = "%s %s %s" % (self.__class__.__name__, hypname, args)
424 if Mesh_Algorithm.hypos.has_key( key ):
425 return Mesh_Algorithm.hypos[ key ]
428 ## If the algorithm is global, return 0; \n
429 # else return the submesh associated to this algorithm.
430 def GetSubMesh(self):
433 ## Return the wrapped mesher.
434 def GetAlgorithm(self):
437 ## Get list of hypothesis that can be used with this algorithm
438 def GetCompatibleHypothesis(self):
441 mylist = self.algo.GetCompatibleHypothesis()
449 def SetName(self, name):
450 SetName(self.algo, name)
454 return self.algo.GetId()
457 def Create(self, mesh, geom, hypo, so="libStdMeshersEngine.so"):
459 raise RuntimeError, "Attemp to create " + hypo + " algoritm on None shape"
460 algo = self.mesh.smeshpyD.CreateHypothesis(hypo, so)
461 self.Assign(algo, mesh, geom)
465 def Assign(self, algo, mesh, geom):
467 raise RuntimeError, "Attemp to create " + hypo + " algoritm on None shape"
476 name = mesh.geompyD.SubShapeName(geom, piece)
477 mesh.geompyD.addToStudyInFather(piece, geom, name)
478 self.subm = mesh.mesh.GetSubMesh(geom, algo.GetName())
481 status = mesh.mesh.AddHypothesis(self.geom, self.algo)
482 TreatHypoStatus( status, algo.GetName(), GetName(algo), True )
485 def Hypothesis(self, hyp, args=[], so="libStdMeshersEngine.so", UseExisting=0):
488 hypo = self.FindHypothesis(hyp, args)
489 if hypo!=None: CreateNew = 0
492 hypo = self.mesh.smeshpyD.CreateHypothesis(hyp, so)
493 key = "%s %s %s" % (self.__class__.__name__, hyp, args)
494 Mesh_Algorithm.hypos[key] = hypo
500 a = a + s + str(args[i])
503 name = GetName(self.geom)
504 #SetName(hypo, name + "/" + hyp + a) - NPAL16198
505 SetName(hypo, hyp + a)
507 status = self.mesh.mesh.AddHypothesis(self.geom, hypo)
508 TreatHypoStatus( status, hyp, GetName(hypo), 0 )
512 # Public class: Mesh_Segment
513 # --------------------------
515 ## Class to define a segment 1D algorithm for discretization
518 class Mesh_Segment(Mesh_Algorithm):
520 algo = 0 # algorithm object common for all Mesh_Segment's
522 ## Private constructor.
523 def __init__(self, mesh, geom=0):
524 if not Mesh_Segment.algo:
525 Mesh_Segment.algo = self.Create(mesh, geom, "Regular_1D")
527 self.Assign( Mesh_Segment.algo, mesh, geom)
530 ## Define "LocalLength" hypothesis to cut an edge in several segments with the same length
531 # @param l for the length of segments that cut an edge
532 # @param UseExisting if ==true - search existing hypothesis created with
533 # same parameters, else (default) - create new
534 def LocalLength(self, l, UseExisting=0):
535 hyp = self.Hypothesis("LocalLength", [l], UseExisting=UseExisting)
539 ## Define "NumberOfSegments" hypothesis to cut an edge in several fixed number of segments
540 # @param n for the number of segments that cut an edge
541 # @param s for the scale factor (optional)
542 # @param UseExisting if ==true - search existing hypothesis created with
543 # same parameters, else (default) - create new
544 def NumberOfSegments(self, n, s=[], UseExisting=0):
546 hyp = self.Hypothesis("NumberOfSegments", [n], UseExisting=UseExisting)
548 hyp = self.Hypothesis("NumberOfSegments", [n,s], UseExisting=UseExisting)
549 hyp.SetDistrType( 1 )
550 hyp.SetScaleFactor(s)
551 hyp.SetNumberOfSegments(n)
554 ## Define "Arithmetic1D" hypothesis to cut an edge in several segments with arithmetic length increasing
555 # @param start for the length of the first segment
556 # @param end for the length of the last segment
557 # @param UseExisting if ==true - search existing hypothesis created with
558 # same parameters, else (default) - create new
559 def Arithmetic1D(self, start, end, UseExisting=0):
560 hyp = self.Hypothesis("Arithmetic1D", [start, end], UseExisting=UseExisting)
561 hyp.SetLength(start, 1)
562 hyp.SetLength(end , 0)
565 ## Define "StartEndLength" hypothesis to cut an edge in several segments with geometric length increasing
566 # @param start for the length of the first segment
567 # @param end for the length of the last segment
568 # @param UseExisting if ==true - search existing hypothesis created with
569 # same parameters, else (default) - create new
570 def StartEndLength(self, start, end, UseExisting=0):
571 hyp = self.Hypothesis("StartEndLength", [start, end], UseExisting=UseExisting)
572 hyp.SetLength(start, 1)
573 hyp.SetLength(end , 0)
576 ## Define "Deflection1D" hypothesis
577 # @param d for the deflection
578 # @param UseExisting if ==true - search existing hypothesis created with
579 # same parameters, else (default) - create new
580 def Deflection1D(self, d, UseExisting=0):
581 hyp = self.Hypothesis("Deflection1D", [d], UseExisting=UseExisting)
585 ## Define "Propagation" hypothesis that propagate all other hypothesis on all others edges that are in
586 # the opposite side in the case of quadrangular faces
587 def Propagation(self):
588 return self.Hypothesis("Propagation", UseExisting=1)
590 ## Define "AutomaticLength" hypothesis
591 # @param fineness for the fineness [0-1]
592 # @param UseExisting if ==true - search existing hypothesis created with
593 # same parameters, else (default) - create new
594 def AutomaticLength(self, fineness=0, UseExisting=0):
595 hyp = self.Hypothesis("AutomaticLength",[fineness],UseExisting=UseExisting)
596 hyp.SetFineness( fineness )
599 ## Define "SegmentLengthAroundVertex" hypothesis
600 # @param length for the segment length
601 # @param vertex for the length localization: vertex index [0,1] | verext object
602 # @param UseExisting if ==true - search existing hypothesis created with
603 # same parameters, else (default) - create new
604 def LengthNearVertex(self, length, vertex=0, UseExisting=0):
606 store_geom = self.geom
608 if type(vertex) is types.IntType:
609 vertex = self.mesh.geompyD.SubShapeAllSorted(self.geom,self.mesh.geompyD.ShapeType["VERTEX"])[vertex]
613 hyp = self.Hypothesis("SegmentAroundVertex_0D",[length],UseExisting=UseExisting)
614 hyp = self.Hypothesis("SegmentLengthAroundVertex",[length],UseExisting=UseExisting)
615 self.geom = store_geom
616 hyp.SetLength( length )
619 ## Define "QuadraticMesh" hypothesis, forcing construction of quadratic edges.
620 # If the 2D mesher sees that all boundary edges are quadratic ones,
621 # it generates quadratic faces, else it generates linear faces using
622 # medium nodes as if they were vertex ones.
623 # The 3D mesher generates quadratic volumes only if all boundary faces
624 # are quadratic ones, else it fails.
625 def QuadraticMesh(self):
626 hyp = self.Hypothesis("QuadraticMesh", UseExisting=1)
629 # Public class: Mesh_CompositeSegment
630 # --------------------------
632 ## Class to define a segment 1D algorithm for discretization
635 class Mesh_CompositeSegment(Mesh_Segment):
637 algo = 0 # algorithm object common for all Mesh_CompositeSegment's
639 ## Private constructor.
640 def __init__(self, mesh, geom=0):
641 if not Mesh_CompositeSegment.algo:
642 Mesh_CompositeSegment.algo = self.Create(mesh, geom, "CompositeSegment_1D")
644 self.Assign( Mesh_CompositeSegment.algo, mesh, geom)
648 # Public class: Mesh_Segment_Python
649 # ---------------------------------
651 ## Class to define a segment 1D algorithm for discretization with python function
654 class Mesh_Segment_Python(Mesh_Segment):
656 algo = 0 # algorithm object common for all Mesh_Segment_Python's
658 ## Private constructor.
659 def __init__(self, mesh, geom=0):
660 import Python1dPlugin
661 if not Mesh_Segment_Python.algo:
662 Mesh_Segment_Python.algo = self.Create(mesh, geom, "Python_1D", "libPython1dEngine.so")
664 self.Assign( Mesh_Segment_Python.algo, mesh, geom)
667 ## Define "PythonSplit1D" hypothesis based on the Erwan Adam patch, awaiting equivalent SALOME functionality
668 # @param n for the number of segments that cut an edge
669 # @param func for the python function that calculate the length of all segments
670 # @param UseExisting if ==true - search existing hypothesis created with
671 # same parameters, else (default) - create new
672 def PythonSplit1D(self, n, func, UseExisting=0):
673 hyp = self.Hypothesis("PythonSplit1D", [n], "libPython1dEngine.so", UseExisting=UseExisting)
674 hyp.SetNumberOfSegments(n)
675 hyp.SetPythonLog10RatioFunction(func)
678 # Public class: Mesh_Triangle
679 # ---------------------------
681 ## Class to define a triangle 2D algorithm
684 class Mesh_Triangle(Mesh_Algorithm):
690 # algorithm objects common for all instances of Mesh_Triangle
695 ## Private constructor.
696 def __init__(self, mesh, algoType, geom=0):
697 if algoType == MEFISTO:
698 if not Mesh_Triangle.algoMEF:
699 Mesh_Triangle.algoMEF = self.Create(mesh, geom, "MEFISTO_2D")
701 self.Assign( Mesh_Triangle.algoMEF, mesh, geom)
704 elif algoType == NETGEN:
706 print "Warning: NETGENPlugin module unavailable"
708 if not Mesh_Triangle.algoNET:
709 Mesh_Triangle.algoNET = self.Create(mesh, geom, "NETGEN_2D", "libNETGENEngine.so")
711 self.Assign( Mesh_Triangle.algoNET, mesh, geom)
714 elif algoType == NETGEN_2D:
716 print "Warning: NETGENPlugin module unavailable"
718 if not Mesh_Triangle.algoNET_2D:
719 Mesh_Triangle.algoNET_2D = self.Create(mesh, geom,
720 "NETGEN_2D_ONLY", "libNETGENEngine.so")
722 self.Assign( Mesh_Triangle.algoNET_2D, mesh, geom)
726 self.algoType = algoType
728 ## Define "MaxElementArea" hypothesis to give the maximun area of each triangles
729 # @param area for the maximum area of each triangles
730 # @param UseExisting if ==true - search existing hypothesis created with
731 # same parameters, else (default) - create new
733 # Only for algoType == MEFISTO || NETGEN_2D
734 def MaxElementArea(self, area, UseExisting=0):
735 if self.algoType == MEFISTO or self.algoType == NETGEN_2D:
736 hyp = self.Hypothesis("MaxElementArea", [area], UseExisting=UseExisting)
737 hyp.SetMaxElementArea(area)
739 elif self.algoType == NETGEN:
740 print "Netgen 1D-2D algo doesn't support this hypothesis"
743 ## Define "LengthFromEdges" hypothesis to build triangles based on the length of the edges taken from the wire
745 # Only for algoType == MEFISTO || NETGEN_2D
746 def LengthFromEdges(self):
747 if self.algoType == MEFISTO or self.algoType == NETGEN_2D:
748 hyp = self.Hypothesis("LengthFromEdges", UseExisting=1)
750 elif self.algoType == NETGEN:
751 print "Netgen 1D-2D algo doesn't support this hypothesis"
754 ## Set QuadAllowed flag
756 # Only for algoType == NETGEN || NETGEN_2D
757 def SetQuadAllowed(self, toAllow=True):
758 if self.algoType == NETGEN_2D:
759 if toAllow: # add QuadranglePreference
760 self.Hypothesis("QuadranglePreference", UseExisting=1)
761 else: # remove QuadranglePreference
762 for hyp in self.mesh.GetHypothesisList( self.geom ):
763 if hyp.GetName() == "QuadranglePreference":
764 self.mesh.RemoveHypothesis( self.geom, hyp )
769 if self.params == 0 and self.Parameters():
770 self.params.SetQuadAllowed(toAllow)
773 ## Define "Netgen 2D Parameters" hypothesis
775 # Only for algoType == NETGEN
776 def Parameters(self):
777 if self.algoType == NETGEN:
778 self.params = self.Hypothesis("NETGEN_Parameters_2D", [],
779 "libNETGENEngine.so", UseExisting=0)
781 elif self.algoType == MEFISTO:
782 print "Mefisto algo doesn't support NETGEN_Parameters_2D hypothesis"
784 elif self.algoType == NETGEN_2D:
785 print "NETGEN_2D_ONLY algo doesn't support 'NETGEN_Parameters_2D' hypothesis"
786 print "NETGEN_2D_ONLY uses 'MaxElementArea' and 'LengthFromEdges' ones"
792 # Only for algoType == NETGEN
793 def SetMaxSize(self, theSize):
794 if self.params == 0 and self.Parameters():
795 self.params.SetMaxSize(theSize)
797 ## Set SecondOrder flag
799 # Only for algoType == NETGEN
800 def SetSecondOrder(self, theVal):
801 if self.params == 0 and self.Parameters():
802 self.params.SetSecondOrder(theVal)
807 # Only for algoType == NETGEN
808 def SetOptimize(self, theVal):
809 if self.params == 0 and self.Parameters():
810 self.params.SetOptimize(theVal)
813 # @param theFineness is:
814 # VeryCoarse, Coarse, Moderate, Fine, VeryFine or Custom
816 # Only for algoType == NETGEN
817 def SetFineness(self, theFineness):
818 if self.params == 0 and self.Parameters():
819 self.params.SetFineness(theFineness)
823 # Only for algoType == NETGEN
824 def SetGrowthRate(self, theRate):
825 if self.params == 0 and self.Parameters():
826 self.params.SetGrowthRate(theRate)
830 # Only for algoType == NETGEN
831 def SetNbSegPerEdge(self, theVal):
832 if self.params == 0 and self.Parameters():
833 self.params.SetNbSegPerEdge(theVal)
835 ## Set NbSegPerRadius
837 # Only for algoType == NETGEN
838 def SetNbSegPerRadius(self, theVal):
839 if self.params == 0 and self.Parameters():
840 self.params.SetNbSegPerRadius(theVal)
845 # Public class: Mesh_Quadrangle
846 # -----------------------------
848 ## Class to define a quadrangle 2D algorithm
851 class Mesh_Quadrangle(Mesh_Algorithm):
853 algo = 0 # algorithm object common for all Mesh_Quadrangle's
855 ## Private constructor.
856 def __init__(self, mesh, geom=0):
857 if not Mesh_Quadrangle.algo:
858 Mesh_Quadrangle.algo = self.Create(mesh, geom, "Quadrangle_2D")
860 self.Assign( Mesh_Quadrangle.algo, mesh, geom)
863 ## Define "QuadranglePreference" hypothesis, forcing construction
864 # of quadrangles if the number of nodes on opposite edges is not the same
865 # in the case where the global number of nodes on edges is even
866 def QuadranglePreference(self):
867 hyp = self.Hypothesis("QuadranglePreference", UseExisting=1)
870 # Public class: Mesh_Tetrahedron
871 # ------------------------------
873 ## Class to define a tetrahedron 3D algorithm
876 class Mesh_Tetrahedron(Mesh_Algorithm):
881 algoNET = 0 # algorithm object common for all Mesh_Tetrahedron's
882 algoGHS = 0 # algorithm object common for all Mesh_Tetrahedron's
883 algoFNET = 0 # algorithm object common for all Mesh_Tetrahedron's
885 ## Private constructor.
886 def __init__(self, mesh, algoType, geom=0):
887 if algoType == NETGEN:
888 if not Mesh_Tetrahedron.algoNET:
889 Mesh_Tetrahedron.algoNET = self.Create(mesh, geom, "NETGEN_3D", "libNETGENEngine.so")
891 self.Assign( Mesh_Tetrahedron.algoNET, mesh, geom)
895 elif algoType == GHS3D:
896 if not Mesh_Tetrahedron.algoGHS:
898 Mesh_Tetrahedron.algoGHS = self.Create(mesh, geom, "GHS3D_3D" , "libGHS3DEngine.so")
900 self.Assign( Mesh_Tetrahedron.algoGHS, mesh, geom)
904 elif algoType == FULL_NETGEN:
906 print "Warning: NETGENPlugin module has not been imported."
907 if not Mesh_Tetrahedron.algoFNET:
908 Mesh_Tetrahedron.algoFNET = self.Create(mesh, geom, "NETGEN_2D3D", "libNETGENEngine.so")
910 self.Assign( Mesh_Tetrahedron.algoFNET, mesh, geom)
914 self.algoType = algoType
916 ## Define "MaxElementVolume" hypothesis to give the maximun volume of each tetrahedral
917 # @param vol for the maximum volume of each tetrahedral
918 # @param UseExisting if ==true - search existing hypothesis created with
919 # same parameters, else (default) - create new
920 def MaxElementVolume(self, vol, UseExisting=0):
921 hyp = self.Hypothesis("MaxElementVolume", [vol], UseExisting=UseExisting)
922 hyp.SetMaxElementVolume(vol)
925 ## Define "Netgen 3D Parameters" hypothesis
926 def Parameters(self):
927 if (self.algoType == FULL_NETGEN):
928 self.params = self.Hypothesis("NETGEN_Parameters", [],
929 "libNETGENEngine.so", UseExisting=0)
932 print "Algo doesn't support this hypothesis"
936 def SetMaxSize(self, theSize):
939 self.params.SetMaxSize(theSize)
941 ## Set SecondOrder flag
942 def SetSecondOrder(self, theVal):
945 self.params.SetSecondOrder(theVal)
948 def SetOptimize(self, theVal):
951 self.params.SetOptimize(theVal)
954 # @param theFineness is:
955 # VeryCoarse, Coarse, Moderate, Fine, VeryFine or Custom
956 def SetFineness(self, theFineness):
959 self.params.SetFineness(theFineness)
962 def SetGrowthRate(self, theRate):
965 self.params.SetGrowthRate(theRate)
968 def SetNbSegPerEdge(self, theVal):
971 self.params.SetNbSegPerEdge(theVal)
973 ## Set NbSegPerRadius
974 def SetNbSegPerRadius(self, theVal):
977 self.params.SetNbSegPerRadius(theVal)
979 # Public class: Mesh_Hexahedron
980 # ------------------------------
982 ## Class to define a hexahedron 3D algorithm
985 class Mesh_Hexahedron(Mesh_Algorithm):
987 algo = 0 # algorithm object common for all Mesh_Hexahedron's
989 ## Private constructor.
990 def __init__(self, mesh, geom=0):
991 if not Mesh_Hexahedron.algo:
992 Mesh_Hexahedron.algo = self.Create(mesh, geom, "Hexa_3D")
994 self.Assign( Mesh_Hexahedron.algo, mesh, geom)
997 # Deprecated, only for compatibility!
998 # Public class: Mesh_Netgen
999 # ------------------------------
1001 ## Class to define a NETGEN-based 2D or 3D algorithm
1002 # that need no discrete boundary (i.e. independent)
1004 # This class is deprecated, only for compatibility!
1007 class Mesh_Netgen(Mesh_Algorithm):
1011 algoNET23 = 0 # algorithm object common for all Mesh_Netgen's
1012 algoNET2 = 0 # algorithm object common for all Mesh_Netgen's
1014 ## Private constructor.
1015 def __init__(self, mesh, is3D, geom=0):
1017 print "Warning: NETGENPlugin module has not been imported."
1021 if not Mesh_Netgen.algoNET23:
1022 Mesh_Netgen.algoNET23 = self.Create(mesh, geom, "NETGEN_2D3D", "libNETGENEngine.so")
1024 self.Assign( Mesh_Netgen.algoNET23, mesh, geom)
1029 if not Mesh_Netgen.algoNET2:
1030 Mesh_Netgen.algoNET2 = self.Create(mesh, geom, "NETGEN_2D", "libNETGENEngine.so")
1032 self.Assign( Mesh_Netgen.algoNET2, mesh, geom)
1036 ## Define hypothesis containing parameters of the algorithm
1037 def Parameters(self):
1039 hyp = self.Hypothesis("NETGEN_Parameters", [],
1040 "libNETGENEngine.so", UseExisting=0)
1042 hyp = self.Hypothesis("NETGEN_Parameters_2D", [],
1043 "libNETGENEngine.so", UseExisting=0)
1046 # Public class: Mesh_Projection1D
1047 # ------------------------------
1049 ## Class to define a projection 1D algorithm
1052 class Mesh_Projection1D(Mesh_Algorithm):
1054 algo = 0 # algorithm object common for all Mesh_Projection1D's
1056 ## Private constructor.
1057 def __init__(self, mesh, geom=0):
1058 if not Mesh_Projection1D.algo:
1059 Mesh_Projection1D.algo = self.Create(mesh, geom, "Projection_1D")
1061 self.Assign( Mesh_Projection1D.algo, mesh, geom)
1064 ## Define "Source Edge" hypothesis, specifying a meshed edge to
1065 # take a mesh pattern from, and optionally association of vertices
1066 # between the source edge and a target one (where a hipothesis is assigned to)
1067 # @param edge to take nodes distribution from
1068 # @param mesh to take nodes distribution from (optional)
1069 # @param srcV is vertex of \a edge to associate with \a tgtV (optional)
1070 # @param tgtV is vertex of \a the edge where the algorithm is assigned,
1071 # to associate with \a srcV (optional)
1072 # @param UseExisting if ==true - search existing hypothesis created with
1073 # same parameters, else (default) - create new
1074 def SourceEdge(self, edge, mesh=None, srcV=None, tgtV=None, UseExisting=0):
1075 hyp = self.Hypothesis("ProjectionSource1D", [edge,mesh,srcV,tgtV], UseExisting=UseExisting)
1076 hyp.SetSourceEdge( edge )
1077 if not mesh is None and isinstance(mesh, Mesh):
1078 mesh = mesh.GetMesh()
1079 hyp.SetSourceMesh( mesh )
1080 hyp.SetVertexAssociation( srcV, tgtV )
1084 # Public class: Mesh_Projection2D
1085 # ------------------------------
1087 ## Class to define a projection 2D algorithm
1090 class Mesh_Projection2D(Mesh_Algorithm):
1092 algo = 0 # algorithm object common for all Mesh_Projection2D's
1094 ## Private constructor.
1095 def __init__(self, mesh, geom=0):
1096 if not Mesh_Projection2D.algo:
1097 Mesh_Projection2D.algo = self.Create(mesh, geom, "Projection_2D")
1099 self.Assign( Mesh_Projection2D.algo, mesh, geom)
1102 ## Define "Source Face" hypothesis, specifying a meshed face to
1103 # take a mesh pattern from, and optionally association of vertices
1104 # between the source face and a target one (where a hipothesis is assigned to)
1105 # @param face to take mesh pattern from
1106 # @param mesh to take mesh pattern from (optional)
1107 # @param srcV1 is vertex of \a face to associate with \a tgtV1 (optional)
1108 # @param tgtV1 is vertex of \a the face where the algorithm is assigned,
1109 # to associate with \a srcV1 (optional)
1110 # @param srcV2 is vertex of \a face to associate with \a tgtV1 (optional)
1111 # @param tgtV2 is vertex of \a the face where the algorithm is assigned,
1112 # to associate with \a srcV2 (optional)
1113 # @param UseExisting if ==true - search existing hypothesis created with
1114 # same parameters, else (default) - create new
1116 # Note: association vertices must belong to one edge of a face
1117 def SourceFace(self, face, mesh=None, srcV1=None, tgtV1=None,
1118 srcV2=None, tgtV2=None, UseExisting=0):
1119 hyp = self.Hypothesis("ProjectionSource2D", [face,mesh,srcV1,tgtV1,srcV2,tgtV2],
1120 UseExisting=UseExisting)
1121 hyp.SetSourceFace( face )
1122 if not mesh is None and isinstance(mesh, Mesh):
1123 mesh = mesh.GetMesh()
1124 hyp.SetSourceMesh( mesh )
1125 hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
1128 # Public class: Mesh_Projection3D
1129 # ------------------------------
1131 ## Class to define a projection 3D algorithm
1134 class Mesh_Projection3D(Mesh_Algorithm):
1136 algo = 0 # algorithm object common for all Mesh_Projection3D's
1138 ## Private constructor.
1139 def __init__(self, mesh, geom=0):
1140 if not Mesh_Projection3D.algo:
1141 Mesh_Projection3D.algo = self.Create(mesh, geom, "Projection_3D")
1143 self.Assign( Mesh_Projection3D.algo, mesh, geom)
1146 ## Define "Source Shape 3D" hypothesis, specifying a meshed solid to
1147 # take a mesh pattern from, and optionally association of vertices
1148 # between the source solid and a target one (where a hipothesis is assigned to)
1149 # @param solid to take mesh pattern from
1150 # @param mesh to take mesh pattern from (optional)
1151 # @param srcV1 is vertex of \a solid to associate with \a tgtV1 (optional)
1152 # @param tgtV1 is vertex of \a the solid where the algorithm is assigned,
1153 # to associate with \a srcV1 (optional)
1154 # @param srcV2 is vertex of \a solid to associate with \a tgtV1 (optional)
1155 # @param tgtV2 is vertex of \a the solid where the algorithm is assigned,
1156 # to associate with \a srcV2 (optional)
1157 # @param UseExisting - if ==true - search existing hypothesis created with
1158 # same parameters, else (default) - create new
1160 # Note: association vertices must belong to one edge of a solid
1161 def SourceShape3D(self, solid, mesh=0, srcV1=0, tgtV1=0,
1162 srcV2=0, tgtV2=0, UseExisting=0):
1163 hyp = self.Hypothesis("ProjectionSource3D",
1164 [solid,mesh,srcV1,tgtV1,srcV2,tgtV2],
1165 UseExisting=UseExisting)
1166 hyp.SetSource3DShape( solid )
1167 if not mesh is None and isinstance(mesh, Mesh):
1168 mesh = mesh.GetMesh()
1169 hyp.SetSourceMesh( mesh )
1170 hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
1174 # Public class: Mesh_Prism
1175 # ------------------------
1177 ## Class to define a 3D extrusion algorithm
1180 class Mesh_Prism3D(Mesh_Algorithm):
1182 algo = 0 # algorithm object common for all Mesh_Prism3D's
1184 ## Private constructor.
1185 def __init__(self, mesh, geom=0):
1186 if not Mesh_Prism3D.algo:
1187 Mesh_Prism3D.algo = self.Create(mesh, geom, "Prism_3D")
1189 self.Assign( Mesh_Prism3D.algo, mesh, geom)
1192 # Public class: Mesh_RadialPrism
1193 # -------------------------------
1195 ## Class to define a Radial Prism 3D algorithm
1198 class Mesh_RadialPrism3D(Mesh_Algorithm):
1200 algo = 0 # algorithm object common for all Mesh_RadialPrism3D's
1202 ## Private constructor.
1203 def __init__(self, mesh, geom=0):
1204 if not Mesh_RadialPrism3D.algo:
1205 Mesh_RadialPrism3D.algo = self.Create(mesh, geom, "RadialPrism_3D")
1207 self.Assign( Mesh_RadialPrism3D.algo, mesh, geom)
1209 self.distribHyp = self.Hypothesis( "LayerDistribution", UseExisting=0)
1210 self.nbLayers = None
1212 ## Return 3D hypothesis holding the 1D one
1213 def Get3DHypothesis(self):
1214 return self.distribHyp
1216 ## Private method creating 1D hypothes and storing it in the LayerDistribution
1217 # hypothes. Returns the created hypothes
1218 def OwnHypothesis(self, hypType, args=[], so="libStdMeshersEngine.so"):
1219 print "OwnHypothesis",hypType
1220 if not self.nbLayers is None:
1221 self.mesh.GetMesh().RemoveHypothesis( self.geom, self.nbLayers )
1222 self.mesh.GetMesh().AddHypothesis( self.geom, self.distribHyp )
1223 study = self.mesh.smeshpyD.GetCurrentStudy() # prevent publishing of own 1D hypothesis
1224 hyp = self.mesh.smeshpyD.CreateHypothesis(hypType, so)
1225 self.mesh.smeshpyD.SetCurrentStudy( study ) # anable publishing
1226 self.distribHyp.SetLayerDistribution( hyp )
1229 ## Define "NumberOfLayers" hypothesis, specifying a number of layers of
1230 # prisms to build between the inner and outer shells
1231 # @param UseExisting if ==true - search existing hypothesis created with
1232 # same parameters, else (default) - create new
1233 def NumberOfLayers(self, n, UseExisting=0):
1234 self.mesh.GetMesh().RemoveHypothesis( self.geom, self.distribHyp )
1235 self.nbLayers = self.Hypothesis("NumberOfLayers", [n], UseExisting=UseExisting)
1236 self.nbLayers.SetNumberOfLayers( n )
1237 return self.nbLayers
1239 ## Define "LocalLength" hypothesis, specifying segment length
1240 # to build between the inner and outer shells
1241 # @param l for the length of segments
1242 def LocalLength(self, l):
1243 hyp = self.OwnHypothesis("LocalLength", [l] )
1247 ## Define "NumberOfSegments" hypothesis, specifying a number of layers of
1248 # prisms to build between the inner and outer shells
1249 # @param n for the number of segments
1250 # @param s for the scale factor (optional)
1251 def NumberOfSegments(self, n, s=[]):
1253 hyp = self.OwnHypothesis("NumberOfSegments", [n] )
1255 hyp = self.OwnHypothesis("NumberOfSegments", [n,s])
1256 hyp.SetDistrType( 1 )
1257 hyp.SetScaleFactor(s)
1258 hyp.SetNumberOfSegments(n)
1261 ## Define "Arithmetic1D" hypothesis, specifying distribution of segments
1262 # to build between the inner and outer shells as arithmetic length increasing
1263 # @param start for the length of the first segment
1264 # @param end for the length of the last segment
1265 def Arithmetic1D(self, start, end ):
1266 hyp = self.OwnHypothesis("Arithmetic1D", [start, end])
1267 hyp.SetLength(start, 1)
1268 hyp.SetLength(end , 0)
1271 ## Define "StartEndLength" hypothesis, specifying distribution of segments
1272 # to build between the inner and outer shells as geometric length increasing
1273 # @param start for the length of the first segment
1274 # @param end for the length of the last segment
1275 def StartEndLength(self, start, end):
1276 hyp = self.OwnHypothesis("StartEndLength", [start, end])
1277 hyp.SetLength(start, 1)
1278 hyp.SetLength(end , 0)
1281 ## Define "AutomaticLength" hypothesis, specifying number of segments
1282 # to build between the inner and outer shells
1283 # @param fineness for the fineness [0-1]
1284 def AutomaticLength(self, fineness=0):
1285 hyp = self.OwnHypothesis("AutomaticLength")
1286 hyp.SetFineness( fineness )
1290 # Public class: Mesh
1291 # ==================
1293 ## Class to define a mesh
1295 # The class contains mesh shape, SMESH_Mesh, SMESH_MeshEditor
1305 # Creates mesh on the shape \a geom(or the empty mesh if geom equal to 0),
1306 # sets GUI name of this mesh to \a name.
1307 # @param obj Shape to be meshed or SMESH_Mesh object
1308 # @param name Study name of the mesh
1309 def __init__(self, smeshpyD, geompyD, obj=0, name=0):
1310 self.smeshpyD=smeshpyD
1311 self.geompyD=geompyD
1315 if isinstance(obj, geompyDC.GEOM._objref_GEOM_Object):
1317 self.mesh = self.smeshpyD.CreateMesh(self.geom)
1318 elif isinstance(obj, SMESH._objref_SMESH_Mesh):
1321 self.mesh = self.smeshpyD.CreateEmptyMesh()
1323 SetName(self.mesh, name)
1325 SetName(self.mesh, GetName(obj))
1327 self.editor = self.mesh.GetMeshEditor()
1329 ## Method that inits the Mesh object from SMESH_Mesh interface
1330 # @param theMesh is SMESH_Mesh object
1331 def SetMesh(self, theMesh):
1333 self.geom = self.mesh.GetShapeToMesh()
1335 ## Method that returns the mesh
1336 # @return SMESH_Mesh object
1342 name = GetName(self.GetMesh())
1346 def SetName(self, name):
1347 SetName(self.GetMesh(), name)
1349 ## Get the subMesh object associated to a subShape. The subMesh object
1350 # gives access to nodes and elements IDs.
1351 # \n SubMesh will be used instead of SubShape in a next idl version to
1352 # adress a specific subMesh...
1353 def GetSubMesh(self, theSubObject, name):
1354 submesh = self.mesh.GetSubMesh(theSubObject, name)
1357 ## Method that returns the shape associated to the mesh
1358 # @return GEOM_Object
1362 ## Method that associates given shape to the mesh(entails the mesh recreation)
1363 # @param geom shape to be meshed(GEOM_Object)
1364 def SetShape(self, geom):
1365 self.mesh = self.smeshpyD.CreateMesh(geom)
1367 ## Return true if hypotheses are defined well
1368 # @param theMesh is an instance of Mesh class
1369 # @param theSubObject subshape of a mesh shape
1370 def IsReadyToCompute(self, theSubObject):
1371 return self.smeshpyD.IsReadyToCompute(self.mesh, theSubObject)
1373 ## Return errors of hypotheses definintion
1374 # error list is empty if everything is OK
1375 # @param theMesh is an instance of Mesh class
1376 # @param theSubObject subshape of a mesh shape
1377 # @return a list of errors
1378 def GetAlgoState(self, theSubObject):
1379 return self.smeshpyD.GetAlgoState(self.mesh, theSubObject)
1381 ## Return geometrical object the given element is built on.
1382 # The returned geometrical object, if not nil, is either found in the
1383 # study or is published by this method with the given name
1384 # @param theMesh is an instance of Mesh class
1385 # @param theElementID an id of the mesh element
1386 # @param theGeomName user defined name of geometrical object
1387 # @return GEOM::GEOM_Object instance
1388 def GetGeometryByMeshElement(self, theElementID, theGeomName):
1389 return self.smeshpyD.GetGeometryByMeshElement( self.mesh, theElementID, theGeomName )
1391 ## Returns mesh dimension depending on shape one
1392 def MeshDimension(self):
1393 shells = self.geompyD.SubShapeAllIDs( self.geom, geompyDC.ShapeType["SHELL"] )
1394 if len( shells ) > 0 :
1396 elif self.geompyD.NumberOfFaces( self.geom ) > 0 :
1398 elif self.geompyD.NumberOfEdges( self.geom ) > 0 :
1404 ## Creates a segment discretization 1D algorithm.
1405 # If the optional \a algo parameter is not sets, this algorithm is REGULAR.
1406 # If the optional \a geom parameter is not sets, this algorithm is global.
1407 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1408 # @param algo values are smesh.REGULAR or smesh.PYTHON for discretization via python function
1409 # @param geom If defined, subshape to be meshed
1410 def Segment(self, algo=REGULAR, geom=0):
1411 ## if Segment(geom) is called by mistake
1412 if isinstance( algo, geompyDC.GEOM._objref_GEOM_Object):
1413 algo, geom = geom, algo
1414 if not algo: algo = REGULAR
1417 return Mesh_Segment(self, geom)
1418 elif algo == PYTHON:
1419 return Mesh_Segment_Python(self, geom)
1420 elif algo == COMPOSITE:
1421 return Mesh_CompositeSegment(self, geom)
1423 return Mesh_Segment(self, geom)
1425 ## Creates a triangle 2D algorithm for faces.
1426 # If the optional \a geom parameter is not sets, this algorithm is global.
1427 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1428 # @param algo values are: smesh.MEFISTO || smesh.NETGEN_1D2D || smesh.NETGEN_2D
1429 # @param geom If defined, subshape to be meshed
1430 def Triangle(self, algo=MEFISTO, geom=0):
1431 ## if Triangle(geom) is called by mistake
1432 if ( isinstance( algo, geompyDC.GEOM._objref_GEOM_Object)):
1436 return Mesh_Triangle(self, algo, geom)
1438 ## Creates a quadrangle 2D algorithm for faces.
1439 # If the optional \a geom parameter is not sets, this algorithm is global.
1440 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1441 # @param geom If defined, subshape to be meshed
1442 def Quadrangle(self, geom=0):
1443 return Mesh_Quadrangle(self, geom)
1445 ## Creates a tetrahedron 3D algorithm for solids.
1446 # The parameter \a algo permits to choice the algorithm: NETGEN or GHS3D
1447 # If the optional \a geom parameter is not sets, this algorithm is global.
1448 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1449 # @param algo values are: smesh.NETGEN, smesh.GHS3D, smesh.FULL_NETGEN
1450 # @param geom If defined, subshape to be meshed
1451 def Tetrahedron(self, algo=NETGEN, geom=0):
1452 ## if Tetrahedron(geom) is called by mistake
1453 if ( isinstance( algo, geompyDC.GEOM._objref_GEOM_Object)):
1454 algo, geom = geom, algo
1455 if not algo: algo = NETGEN
1457 return Mesh_Tetrahedron(self, algo, geom)
1459 ## Creates a hexahedron 3D algorithm for solids.
1460 # If the optional \a geom parameter is not sets, this algorithm is global.
1461 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1462 # @param geom If defined, subshape to be meshed
1463 def Hexahedron(self, geom=0):
1464 return Mesh_Hexahedron(self, geom)
1466 ## Deprecated, only for compatibility!
1467 def Netgen(self, is3D, geom=0):
1468 return Mesh_Netgen(self, is3D, geom)
1470 ## Creates a projection 1D algorithm for edges.
1471 # If the optional \a geom parameter is not sets, this algorithm is global.
1472 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1473 # @param geom If defined, subshape to be meshed
1474 def Projection1D(self, geom=0):
1475 return Mesh_Projection1D(self, geom)
1477 ## Creates a projection 2D algorithm for faces.
1478 # If the optional \a geom parameter is not sets, this algorithm is global.
1479 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1480 # @param geom If defined, subshape to be meshed
1481 def Projection2D(self, geom=0):
1482 return Mesh_Projection2D(self, geom)
1484 ## Creates a projection 3D algorithm for solids.
1485 # If the optional \a geom parameter is not sets, this algorithm is global.
1486 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1487 # @param geom If defined, subshape to be meshed
1488 def Projection3D(self, geom=0):
1489 return Mesh_Projection3D(self, geom)
1491 ## Creates a 3D extrusion (Prism 3D) or RadialPrism 3D algorithm for solids.
1492 # If the optional \a geom parameter is not sets, this algorithm is global.
1493 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1494 # @param geom If defined, subshape to be meshed
1495 def Prism(self, geom=0):
1499 nbSolids = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SOLID"] ))
1500 nbShells = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SHELL"] ))
1501 if nbSolids == 0 or nbSolids == nbShells:
1502 return Mesh_Prism3D(self, geom)
1503 return Mesh_RadialPrism3D(self, geom)
1505 ## Compute the mesh and return the status of the computation
1506 def Compute(self, geom=0):
1507 if geom == 0 or not isinstance(geom, geompyDC.GEOM._objref_GEOM_Object):
1509 print "Compute impossible: mesh is not constructed on geom shape."
1515 ok = self.smeshpyD.Compute(self.mesh, geom)
1516 except SALOME.SALOME_Exception, ex:
1517 print "Mesh computation failed, exception caught:"
1518 print " ", ex.details.text
1521 print "Mesh computation failed, exception caught:"
1522 traceback.print_exc()
1524 errors = self.smeshpyD.GetAlgoState( self.mesh, geom )
1527 if err.isGlobalAlgo:
1532 dim = str(err.algoDim)
1533 if err.name == MISSING_ALGO:
1534 reason = glob + dim + "D algorithm is missing"
1535 elif err.name == MISSING_HYPO:
1536 name = '"' + err.algoName + '"'
1537 reason = glob + dim + "D algorithm " + name + " misses " + dim + "D hypothesis"
1538 elif err.name == NOT_CONFORM_MESH:
1539 reason = "Global \"Not Conform mesh allowed\" hypothesis is missing"
1540 elif err.name == BAD_PARAM_VALUE:
1541 name = '"' + err.algoName + '"'
1542 reason = "Hypothesis of" + glob + dim + "D algorithm " + name +\
1543 " has a bad parameter value"
1545 reason = "For unknown reason."+\
1546 " Revise Mesh.Compute() implementation in smesh.py!"
1548 if allReasons != "":
1551 allReasons += reason
1553 if allReasons != "":
1554 print '"' + GetName(self.mesh) + '"',"has not been computed:"
1557 print '"' + GetName(self.mesh) + '"',"has not been computed."
1560 if salome.sg.hasDesktop():
1561 smeshgui = salome.ImportComponentGUI("SMESH")
1562 smeshgui.Init(salome.myStudyId)
1563 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
1564 salome.sg.updateObjBrowser(1)
1568 ## Compute tetrahedral mesh using AutomaticLength + MEFISTO + NETGEN
1569 # The parameter \a fineness [0,-1] defines mesh fineness
1570 def AutomaticTetrahedralization(self, fineness=0):
1571 dim = self.MeshDimension()
1573 self.RemoveGlobalHypotheses()
1574 self.Segment().AutomaticLength(fineness)
1576 self.Triangle().LengthFromEdges()
1579 self.Tetrahedron(NETGEN)
1581 return self.Compute()
1583 ## Compute hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron
1584 # The parameter \a fineness [0,-1] defines mesh fineness
1585 def AutomaticHexahedralization(self, fineness=0):
1586 dim = self.MeshDimension()
1588 self.RemoveGlobalHypotheses()
1589 self.Segment().AutomaticLength(fineness)
1596 return self.Compute()
1598 ## Assign hypothesis
1599 # @param hyp is a hypothesis to assign
1600 # @param geom is subhape of mesh geometry
1601 def AddHypothesis(self, hyp, geom=0 ):
1602 if isinstance( hyp, Mesh_Algorithm ):
1603 hyp = hyp.GetAlgorithm()
1608 status = self.mesh.AddHypothesis(geom, hyp)
1609 isAlgo = hyp._narrow( SMESH_Algo )
1610 TreatHypoStatus( status, GetName( hyp ), GetName( geom ), isAlgo )
1613 ## Unassign hypothesis
1614 # @param hyp is a hypothesis to unassign
1615 # @param geom is subhape of mesh geometry
1616 def RemoveHypothesis(self, hyp, geom=0 ):
1617 if isinstance( hyp, Mesh_Algorithm ):
1618 hyp = hyp.GetAlgorithm()
1623 status = self.mesh.RemoveHypothesis(geom, hyp)
1626 ## Get the list of hypothesis added on a geom
1627 # @param geom is subhape of mesh geometry
1628 def GetHypothesisList(self, geom):
1629 return self.mesh.GetHypothesisList( geom )
1631 ## Removes all global hypotheses
1632 def RemoveGlobalHypotheses(self):
1633 current_hyps = self.mesh.GetHypothesisList( self.geom )
1634 for hyp in current_hyps:
1635 self.mesh.RemoveHypothesis( self.geom, hyp )
1639 ## Create a mesh group based on geometric object \a grp
1640 # and give a \a name, \n if this parameter is not defined
1641 # the name is the same as the geometric group name \n
1642 # Note: Works like GroupOnGeom().
1643 # @param grp is a geometric group, a vertex, an edge, a face or a solid
1644 # @param name is the name of the mesh group
1645 # @return SMESH_GroupOnGeom
1646 def Group(self, grp, name=""):
1647 return self.GroupOnGeom(grp, name)
1649 ## Deprecated, only for compatibility! Please, use ExportMED() method instead.
1650 # Export the mesh in a file with the MED format and choice the \a version of MED format
1651 # @param f is the file name
1652 # @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
1653 def ExportToMED(self, f, version, opt=0):
1654 self.mesh.ExportToMED(f, opt, version)
1656 ## Export the mesh in a file with the MED format
1657 # @param f is the file name
1658 # @param auto_groups boolean parameter for creating/not creating
1659 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1660 # the typical use is auto_groups=false.
1661 # @param version MED format version(MED_V2_1 or MED_V2_2)
1662 def ExportMED(self, f, auto_groups=0, version=MED_V2_2):
1663 self.mesh.ExportToMED(f, auto_groups, version)
1665 ## Export the mesh in a file with the DAT format
1666 # @param f is the file name
1667 def ExportDAT(self, f):
1668 self.mesh.ExportDAT(f)
1670 ## Export the mesh in a file with the UNV format
1671 # @param f is the file name
1672 def ExportUNV(self, f):
1673 self.mesh.ExportUNV(f)
1675 ## Export the mesh in a file with the STL format
1676 # @param f is the file name
1677 # @param ascii defined the kind of file contents
1678 def ExportSTL(self, f, ascii=1):
1679 self.mesh.ExportSTL(f, ascii)
1682 # Operations with groups:
1683 # ----------------------
1685 ## Creates an empty mesh group
1686 # @param elementType is the type of elements in the group
1687 # @param name is the name of the mesh group
1688 # @return SMESH_Group
1689 def CreateEmptyGroup(self, elementType, name):
1690 return self.mesh.CreateGroup(elementType, name)
1692 ## Creates a mesh group based on geometric object \a grp
1693 # and give a \a name, \n if this parameter is not defined
1694 # the name is the same as the geometric group name
1695 # @param grp is a geometric group, a vertex, an edge, a face or a solid
1696 # @param name is the name of the mesh group
1697 # @return SMESH_GroupOnGeom
1698 def GroupOnGeom(self, grp, name="", typ=None):
1700 name = grp.GetName()
1703 tgeo = str(grp.GetShapeType())
1704 if tgeo == "VERTEX":
1706 elif tgeo == "EDGE":
1708 elif tgeo == "FACE":
1710 elif tgeo == "SOLID":
1712 elif tgeo == "SHELL":
1714 elif tgeo == "COMPOUND":
1715 if len( self.geompyD.GetObjectIDs( grp )) == 0:
1716 print "Mesh.Group: empty geometric group", GetName( grp )
1718 tgeo = self.geompyD.GetType(grp)
1719 if tgeo == geompyDC.ShapeType["VERTEX"]:
1721 elif tgeo == geompyDC.ShapeType["EDGE"]:
1723 elif tgeo == geompyDC.ShapeType["FACE"]:
1725 elif tgeo == geompyDC.ShapeType["SOLID"]:
1729 print "Mesh.Group: bad first argument: expected a group, a vertex, an edge, a face or a solid"
1732 return self.mesh.CreateGroupFromGEOM(typ, name, grp)
1734 ## Create a mesh group by the given ids of elements
1735 # @param groupName is the name of the mesh group
1736 # @param elementType is the type of elements in the group
1737 # @param elemIDs is the list of ids
1738 # @return SMESH_Group
1739 def MakeGroupByIds(self, groupName, elementType, elemIDs):
1740 group = self.mesh.CreateGroup(elementType, groupName)
1744 ## Create a mesh group by the given conditions
1745 # @param groupName is the name of the mesh group
1746 # @param elementType is the type of elements in the group
1747 # @param CritType is type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
1748 # @param Compare belong to {FT_LessThan, FT_MoreThan, FT_EqualTo}
1749 # @param Treshold is threshold value (range of id ids as string, shape, numeric)
1750 # @param UnaryOp is FT_LogicalNOT or FT_Undefined
1751 # @return SMESH_Group
1755 CritType=FT_Undefined,
1758 UnaryOp=FT_Undefined):
1759 aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined)
1760 group = self.MakeGroupByCriterion(groupName, aCriterion)
1763 ## Create a mesh group by the given criterion
1764 # @param groupName is the name of the mesh group
1765 # @param Criterion is the instance of Criterion class
1766 # @return SMESH_Group
1767 def MakeGroupByCriterion(self, groupName, Criterion):
1768 aFilterMgr = self.smeshpyD.CreateFilterManager()
1769 aFilter = aFilterMgr.CreateFilter()
1771 aCriteria.append(Criterion)
1772 aFilter.SetCriteria(aCriteria)
1773 group = self.MakeGroupByFilter(groupName, aFilter)
1776 ## Create a mesh group by the given criteria(list of criterions)
1777 # @param groupName is the name of the mesh group
1778 # @param Criteria is the list of criterions
1779 # @return SMESH_Group
1780 def MakeGroupByCriteria(self, groupName, theCriteria):
1781 aFilterMgr = self.smeshpyD.CreateFilterManager()
1782 aFilter = aFilterMgr.CreateFilter()
1783 aFilter.SetCriteria(theCriteria)
1784 group = self.MakeGroupByFilter(groupName, aFilter)
1787 ## Create a mesh group by the given filter
1788 # @param groupName is the name of the mesh group
1789 # @param Criterion is the instance of Filter class
1790 # @return SMESH_Group
1791 def MakeGroupByFilter(self, groupName, theFilter):
1792 anIds = theFilter.GetElementsId(self.mesh)
1793 anElemType = theFilter.GetElementType()
1794 group = self.MakeGroupByIds(groupName, anElemType, anIds)
1797 ## Pass mesh elements through the given filter and return ids
1798 # @param theFilter is SMESH_Filter
1799 # @return list of ids
1800 def GetIdsFromFilter(self, theFilter):
1801 return theFilter.GetElementsId(self.mesh)
1803 ## Verify whether 2D mesh element has free edges(edges connected to one face only)\n
1804 # Returns list of special structures(borders).
1805 # @return list of SMESH.FreeEdges.Border structure: edge id and two its nodes ids.
1806 def GetFreeBorders(self):
1807 aFilterMgr = self.smeshpyD.CreateFilterManager()
1808 aPredicate = aFilterMgr.CreateFreeEdges()
1809 aPredicate.SetMesh(self.mesh)
1810 aBorders = aPredicate.GetBorders()
1814 def RemoveGroup(self, group):
1815 self.mesh.RemoveGroup(group)
1817 ## Remove group with its contents
1818 def RemoveGroupWithContents(self, group):
1819 self.mesh.RemoveGroupWithContents(group)
1821 ## Get the list of groups existing in the mesh
1822 def GetGroups(self):
1823 return self.mesh.GetGroups()
1825 ## Get the list of names of groups existing in the mesh
1826 def GetGroupNames(self):
1827 groups = self.GetGroups()
1829 for group in groups:
1830 names.append(group.GetName())
1833 ## Union of two groups
1834 # New group is created. All mesh elements that are
1835 # present in initial groups are added to the new one
1836 def UnionGroups(self, group1, group2, name):
1837 return self.mesh.UnionGroups(group1, group2, name)
1839 ## Intersection of two groups
1840 # New group is created. All mesh elements that are
1841 # present in both initial groups are added to the new one.
1842 def IntersectGroups(self, group1, group2, name):
1843 return self.mesh.IntersectGroups(group1, group2, name)
1845 ## Cut of two groups
1846 # New group is created. All mesh elements that are present in
1847 # main group but do not present in tool group are added to the new one
1848 def CutGroups(self, mainGroup, toolGroup, name):
1849 return self.mesh.CutGroups(mainGroup, toolGroup, name)
1852 # Get some info about mesh:
1853 # ------------------------
1855 ## Get the log of nodes and elements added or removed since previous
1857 # @param clearAfterGet log is emptied after Get (safe if concurrents access)
1858 # @return list of log_block structures:
1863 def GetLog(self, clearAfterGet):
1864 return self.mesh.GetLog(clearAfterGet)
1866 ## Clear the log of nodes and elements added or removed since previous
1867 # clear. Must be used immediately after GetLog if clearAfterGet is false.
1869 self.mesh.ClearLog()
1871 ## Get the internal Id
1873 return self.mesh.GetId()
1876 def GetStudyId(self):
1877 return self.mesh.GetStudyId()
1879 ## Check group names for duplications.
1880 # Consider maximum group name length stored in MED file.
1881 def HasDuplicatedGroupNamesMED(self):
1882 return self.mesh.HasDuplicatedGroupNamesMED()
1884 ## Obtain instance of SMESH_MeshEditor
1885 def GetMeshEditor(self):
1886 return self.mesh.GetMeshEditor()
1889 def GetMEDMesh(self):
1890 return self.mesh.GetMEDMesh()
1893 # Get informations about mesh contents:
1894 # ------------------------------------
1896 ## Returns number of nodes in mesh
1898 return self.mesh.NbNodes()
1900 ## Returns number of elements in mesh
1901 def NbElements(self):
1902 return self.mesh.NbElements()
1904 ## Returns number of edges in mesh
1906 return self.mesh.NbEdges()
1908 ## Returns number of edges with given order in mesh
1909 # @param elementOrder is order of elements:
1910 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1911 def NbEdgesOfOrder(self, elementOrder):
1912 return self.mesh.NbEdgesOfOrder(elementOrder)
1914 ## Returns number of faces in mesh
1916 return self.mesh.NbFaces()
1918 ## Returns number of faces with given order in mesh
1919 # @param elementOrder is order of elements:
1920 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1921 def NbFacesOfOrder(self, elementOrder):
1922 return self.mesh.NbFacesOfOrder(elementOrder)
1924 ## Returns number of triangles in mesh
1925 def NbTriangles(self):
1926 return self.mesh.NbTriangles()
1928 ## Returns number of triangles with given order in mesh
1929 # @param elementOrder is order of elements:
1930 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1931 def NbTrianglesOfOrder(self, elementOrder):
1932 return self.mesh.NbTrianglesOfOrder(elementOrder)
1934 ## Returns number of quadrangles in mesh
1935 def NbQuadrangles(self):
1936 return self.mesh.NbQuadrangles()
1938 ## Returns number of quadrangles with given order in mesh
1939 # @param elementOrder is order of elements:
1940 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1941 def NbQuadranglesOfOrder(self, elementOrder):
1942 return self.mesh.NbQuadranglesOfOrder(elementOrder)
1944 ## Returns number of polygons in mesh
1945 def NbPolygons(self):
1946 return self.mesh.NbPolygons()
1948 ## Returns number of volumes in mesh
1949 def NbVolumes(self):
1950 return self.mesh.NbVolumes()
1952 ## Returns number of volumes with given order in mesh
1953 # @param elementOrder is order of elements:
1954 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1955 def NbVolumesOfOrder(self, elementOrder):
1956 return self.mesh.NbVolumesOfOrder(elementOrder)
1958 ## Returns number of tetrahedrons in mesh
1960 return self.mesh.NbTetras()
1962 ## Returns number of tetrahedrons with given order in mesh
1963 # @param elementOrder is order of elements:
1964 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1965 def NbTetrasOfOrder(self, elementOrder):
1966 return self.mesh.NbTetrasOfOrder(elementOrder)
1968 ## Returns number of hexahedrons in mesh
1970 return self.mesh.NbHexas()
1972 ## Returns number of hexahedrons with given order in mesh
1973 # @param elementOrder is order of elements:
1974 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1975 def NbHexasOfOrder(self, elementOrder):
1976 return self.mesh.NbHexasOfOrder(elementOrder)
1978 ## Returns number of pyramids in mesh
1979 def NbPyramids(self):
1980 return self.mesh.NbPyramids()
1982 ## Returns number of pyramids with given order in mesh
1983 # @param elementOrder is order of elements:
1984 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1985 def NbPyramidsOfOrder(self, elementOrder):
1986 return self.mesh.NbPyramidsOfOrder(elementOrder)
1988 ## Returns number of prisms in mesh
1990 return self.mesh.NbPrisms()
1992 ## Returns number of prisms with given order in mesh
1993 # @param elementOrder is order of elements:
1994 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1995 def NbPrismsOfOrder(self, elementOrder):
1996 return self.mesh.NbPrismsOfOrder(elementOrder)
1998 ## Returns number of polyhedrons in mesh
1999 def NbPolyhedrons(self):
2000 return self.mesh.NbPolyhedrons()
2002 ## Returns number of submeshes in mesh
2003 def NbSubMesh(self):
2004 return self.mesh.NbSubMesh()
2006 ## Returns list of mesh elements ids
2007 def GetElementsId(self):
2008 return self.mesh.GetElementsId()
2010 ## Returns list of ids of mesh elements with given type
2011 # @param elementType is required type of elements
2012 def GetElementsByType(self, elementType):
2013 return self.mesh.GetElementsByType(elementType)
2015 ## Returns list of mesh nodes ids
2016 def GetNodesId(self):
2017 return self.mesh.GetNodesId()
2019 # Get informations about mesh elements:
2020 # ------------------------------------
2022 ## Returns type of mesh element
2023 def GetElementType(self, id, iselem):
2024 return self.mesh.GetElementType(id, iselem)
2026 ## Returns list of submesh elements ids
2027 # @param shapeID is geom object(subshape) IOR
2028 def GetSubMeshElementsId(self, shapeID):
2029 return self.mesh.GetSubMeshElementsId(shapeID)
2031 ## Returns list of submesh nodes ids
2032 # @param shapeID is geom object(subshape) IOR
2033 def GetSubMeshNodesId(self, shapeID, all):
2034 return self.mesh.GetSubMeshNodesId(shapeID, all)
2036 ## Returns list of ids of submesh elements with given type
2037 # @param shapeID is geom object(subshape) IOR
2038 def GetSubMeshElementType(self, shapeID):
2039 return self.mesh.GetSubMeshElementType(shapeID)
2041 ## Get mesh description
2043 return self.mesh.Dump()
2046 # Get information about nodes and elements of mesh by its ids:
2047 # -----------------------------------------------------------
2049 ## Get XYZ coordinates of node as list of double
2050 # \n If there is not node for given ID - returns empty list
2051 def GetNodeXYZ(self, id):
2052 return self.mesh.GetNodeXYZ(id)
2054 ## For given node returns list of IDs of inverse elements
2055 # \n If there is not node for given ID - returns empty list
2056 def GetNodeInverseElements(self, id):
2057 return self.mesh.GetNodeInverseElements(id)
2059 ## If given element is node returns IDs of shape from position
2060 # \n If there is not node for given ID - returns -1
2061 def GetShapeID(self, id):
2062 return self.mesh.GetShapeID(id)
2064 ## For given element returns ID of result shape after
2065 # FindShape() from SMESH_MeshEditor
2066 # \n If there is not element for given ID - returns -1
2067 def GetShapeIDForElem(self,id):
2068 return self.mesh.GetShapeIDForElem(id)
2070 ## Returns number of nodes for given element
2071 # \n If there is not element for given ID - returns -1
2072 def GetElemNbNodes(self, id):
2073 return self.mesh.GetElemNbNodes(id)
2075 ## Returns ID of node by given index for given element
2076 # \n If there is not element for given ID - returns -1
2077 # \n If there is not node for given index - returns -2
2078 def GetElemNode(self, id, index):
2079 return self.mesh.GetElemNode(id, index)
2081 ## Returns IDs of nodes of given element
2082 def GetElemNodes(self, id):
2083 return self.mesh.GetElemNodes(id)
2085 ## Returns true if given node is medium node
2086 # in given quadratic element
2087 def IsMediumNode(self, elementID, nodeID):
2088 return self.mesh.IsMediumNode(elementID, nodeID)
2090 ## Returns true if given node is medium node
2091 # in one of quadratic elements
2092 def IsMediumNodeOfAnyElem(self, nodeID, elementType):
2093 return self.mesh.IsMediumNodeOfAnyElem(nodeID, elementType)
2095 ## Returns number of edges for given element
2096 def ElemNbEdges(self, id):
2097 return self.mesh.ElemNbEdges(id)
2099 ## Returns number of faces for given element
2100 def ElemNbFaces(self, id):
2101 return self.mesh.ElemNbFaces(id)
2103 ## Returns true if given element is polygon
2104 def IsPoly(self, id):
2105 return self.mesh.IsPoly(id)
2107 ## Returns true if given element is quadratic
2108 def IsQuadratic(self, id):
2109 return self.mesh.IsQuadratic(id)
2111 ## Returns XYZ coordinates of bary center for given element
2113 # \n If there is not element for given ID - returns empty list
2114 def BaryCenter(self, id):
2115 return self.mesh.BaryCenter(id)
2118 # Mesh edition (SMESH_MeshEditor functionality):
2119 # ---------------------------------------------
2121 ## Removes elements from mesh by ids
2122 # @param IDsOfElements is list of ids of elements to remove
2123 def RemoveElements(self, IDsOfElements):
2124 return self.editor.RemoveElements(IDsOfElements)
2126 ## Removes nodes from mesh by ids
2127 # @param IDsOfNodes is list of ids of nodes to remove
2128 def RemoveNodes(self, IDsOfNodes):
2129 return self.editor.RemoveNodes(IDsOfNodes)
2131 ## Add node to mesh by coordinates
2132 def AddNode(self, x, y, z):
2133 return self.editor.AddNode( x, y, z)
2136 ## Create edge both similar and quadratic (this is determed
2137 # by number of given nodes).
2138 # @param IdsOfNodes List of node IDs for creation of element.
2139 # Needed order of nodes in this list corresponds to description
2140 # of MED. \n This description is located by the following link:
2141 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
2142 def AddEdge(self, IDsOfNodes):
2143 return self.editor.AddEdge(IDsOfNodes)
2145 ## Create face both similar and quadratic (this is determed
2146 # by number of given nodes).
2147 # @param IdsOfNodes List of node IDs for creation of element.
2148 # Needed order of nodes in this list corresponds to description
2149 # of MED. \n This description is located by the following link:
2150 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
2151 def AddFace(self, IDsOfNodes):
2152 return self.editor.AddFace(IDsOfNodes)
2154 ## Add polygonal face to mesh by list of nodes ids
2155 def AddPolygonalFace(self, IdsOfNodes):
2156 return self.editor.AddPolygonalFace(IdsOfNodes)
2158 ## Create volume both similar and quadratic (this is determed
2159 # by number of given nodes).
2160 # @param IdsOfNodes List of node IDs for creation of element.
2161 # Needed order of nodes in this list corresponds to description
2162 # of MED. \n This description is located by the following link:
2163 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
2164 def AddVolume(self, IDsOfNodes):
2165 return self.editor.AddVolume(IDsOfNodes)
2167 ## Create volume of many faces, giving nodes for each face.
2168 # @param IdsOfNodes List of node IDs for volume creation face by face.
2169 # @param Quantities List of integer values, Quantities[i]
2170 # gives quantity of nodes in face number i.
2171 def AddPolyhedralVolume (self, IdsOfNodes, Quantities):
2172 return self.editor.AddPolyhedralVolume(IdsOfNodes, Quantities)
2174 ## Create volume of many faces, giving IDs of existing faces.
2175 # @param IdsOfFaces List of face IDs for volume creation.
2177 # Note: The created volume will refer only to nodes
2178 # of the given faces, not to the faces itself.
2179 def AddPolyhedralVolumeByFaces (self, IdsOfFaces):
2180 return self.editor.AddPolyhedralVolumeByFaces(IdsOfFaces)
2182 ## Move node with given id
2183 # @param NodeID id of the node
2184 # @param x new X coordinate
2185 # @param y new Y coordinate
2186 # @param z new Z coordinate
2187 def MoveNode(self, NodeID, x, y, z):
2188 return self.editor.MoveNode(NodeID, x, y, z)
2190 ## Find a node closest to a point
2191 # @param x X coordinate of a point
2192 # @param y Y coordinate of a point
2193 # @param z Z coordinate of a point
2194 # @return id of a node
2195 def FindNodeClosestTo(self, x, y, z):
2196 preview = self.mesh.GetMeshEditPreviewer()
2197 return preview.MoveClosestNodeToPoint(x, y, z, -1)
2199 ## Find a node closest to a point and move it to a point location
2200 # @param x X coordinate of a point
2201 # @param y Y coordinate of a point
2202 # @param z Z coordinate of a point
2203 # @return id of a moved node
2204 def MeshToPassThroughAPoint(self, x, y, z):
2205 return self.editor.MoveClosestNodeToPoint(x, y, z, -1)
2207 ## Replace two neighbour triangles sharing Node1-Node2 link
2208 # with ones built on the same 4 nodes but having other common link.
2209 # @param NodeID1 first node id
2210 # @param NodeID2 second node id
2211 # @return false if proper faces not found
2212 def InverseDiag(self, NodeID1, NodeID2):
2213 return self.editor.InverseDiag(NodeID1, NodeID2)
2215 ## Replace two neighbour triangles sharing Node1-Node2 link
2216 # with a quadrangle built on the same 4 nodes.
2217 # @param NodeID1 first node id
2218 # @param NodeID2 second node id
2219 # @return false if proper faces not found
2220 def DeleteDiag(self, NodeID1, NodeID2):
2221 return self.editor.DeleteDiag(NodeID1, NodeID2)
2223 ## Reorient elements by ids
2224 # @param IDsOfElements if undefined reorient all mesh elements
2225 def Reorient(self, IDsOfElements=None):
2226 if IDsOfElements == None:
2227 IDsOfElements = self.GetElementsId()
2228 return self.editor.Reorient(IDsOfElements)
2230 ## Reorient all elements of the object
2231 # @param theObject is mesh, submesh or group
2232 def ReorientObject(self, theObject):
2233 return self.editor.ReorientObject(theObject)
2235 ## Fuse neighbour triangles into quadrangles.
2236 # @param IDsOfElements The triangles to be fused,
2237 # @param theCriterion is FT_...; used to choose a neighbour to fuse with.
2238 # @param MaxAngle is a max angle between element normals at which fusion
2239 # is still performed; theMaxAngle is mesured in radians.
2240 # @return TRUE in case of success, FALSE otherwise.
2241 def TriToQuad(self, IDsOfElements, theCriterion, MaxAngle):
2242 if IDsOfElements == []:
2243 IDsOfElements = self.GetElementsId()
2244 return self.editor.TriToQuad(IDsOfElements, self.smeshpyD.GetFunctor(theCriterion), MaxAngle)
2246 ## Fuse neighbour triangles of the object into quadrangles
2247 # @param theObject is mesh, submesh or group
2248 # @param theCriterion is FT_...; used to choose a neighbour to fuse with.
2249 # @param MaxAngle is a max angle between element normals at which fusion
2250 # is still performed; theMaxAngle is mesured in radians.
2251 # @return TRUE in case of success, FALSE otherwise.
2252 def TriToQuadObject (self, theObject, theCriterion, MaxAngle):
2253 return self.editor.TriToQuadObject(theObject, self.smeshpyD.GetFunctor(theCriterion), MaxAngle)
2255 ## Split quadrangles into triangles.
2256 # @param IDsOfElements the faces to be splitted.
2257 # @param theCriterion is FT_...; used to choose a diagonal for splitting.
2258 # @param @return TRUE in case of success, FALSE otherwise.
2259 def QuadToTri (self, IDsOfElements, theCriterion):
2260 if IDsOfElements == []:
2261 IDsOfElements = self.GetElementsId()
2262 return self.editor.QuadToTri(IDsOfElements, self.smeshpyD.GetFunctor(theCriterion))
2264 ## Split quadrangles into triangles.
2265 # @param theObject object to taking list of elements from, is mesh, submesh or group
2266 # @param theCriterion is FT_...; used to choose a diagonal for splitting.
2267 def QuadToTriObject (self, theObject, theCriterion):
2268 return self.editor.QuadToTriObject(theObject, self.smeshpyD.GetFunctor(theCriterion))
2270 ## Split quadrangles into triangles.
2271 # @param theElems The faces to be splitted
2272 # @param the13Diag is used to choose a diagonal for splitting.
2273 # @return TRUE in case of success, FALSE otherwise.
2274 def SplitQuad (self, IDsOfElements, Diag13):
2275 if IDsOfElements == []:
2276 IDsOfElements = self.GetElementsId()
2277 return self.editor.SplitQuad(IDsOfElements, Diag13)
2279 ## Split quadrangles into triangles.
2280 # @param theObject is object to taking list of elements from, is mesh, submesh or group
2281 def SplitQuadObject (self, theObject, Diag13):
2282 return self.editor.SplitQuadObject(theObject, Diag13)
2284 ## Find better splitting of the given quadrangle.
2285 # @param IDOfQuad ID of the quadrangle to be splitted.
2286 # @param theCriterion is FT_...; a criterion to choose a diagonal for splitting.
2287 # @return 1 if 1-3 diagonal is better, 2 if 2-4
2288 # diagonal is better, 0 if error occurs.
2289 def BestSplit (self, IDOfQuad, theCriterion):
2290 return self.editor.BestSplit(IDOfQuad, self.smeshpyD.GetFunctor(theCriterion))
2292 ## Split quafrangle faces near triangular facets of volumes
2294 def SplitQuadsNearTriangularFacets(self):
2295 faces_array = self.GetElementsByType(SMESH.FACE)
2296 for face_id in faces_array:
2297 if self.GetElemNbNodes(face_id) == 4: # quadrangle
2298 quad_nodes = self.mesh.GetElemNodes(face_id)
2299 node1_elems = self.GetNodeInverseElements(quad_nodes[1 -1])
2300 isVolumeFound = False
2301 for node1_elem in node1_elems:
2302 if not isVolumeFound:
2303 if self.GetElementType(node1_elem, True) == SMESH.VOLUME:
2304 nb_nodes = self.GetElemNbNodes(node1_elem)
2305 if 3 < nb_nodes and nb_nodes < 7: # tetra or penta, or prism
2306 volume_elem = node1_elem
2307 volume_nodes = self.mesh.GetElemNodes(volume_elem)
2308 if volume_nodes.count(quad_nodes[2 -1]) > 0: # 1,2
2309 if volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,2,4
2310 isVolumeFound = True
2311 if volume_nodes.count(quad_nodes[3 -1]) == 0: # 1,2,4 & !3
2312 self.SplitQuad([face_id], False) # diagonal 2-4
2313 elif volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,2,3 & !4
2314 isVolumeFound = True
2315 self.SplitQuad([face_id], True) # diagonal 1-3
2316 elif volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,4 & !2
2317 if volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,4,3 & !2
2318 isVolumeFound = True
2319 self.SplitQuad([face_id], True) # diagonal 1-3
2321 ## @brief Split hexahedrons into tetrahedrons.
2323 # Use pattern mapping functionality for splitting.
2324 # @param theObject object to take list of hexahedrons from; is mesh, submesh or group.
2325 # @param theNode000,theNode001 is in range [0,7]; give an orientation of the
2326 # pattern relatively each hexahedron: the (0,0,0) key-point of pattern
2327 # will be mapped into <theNode000>-th node of each volume, the (0,0,1)
2328 # key-point will be mapped into <theNode001>-th node of each volume.
2329 # The (0,0,0) key-point of used pattern corresponds to not split corner.
2330 # @return TRUE in case of success, FALSE otherwise.
2331 def SplitHexaToTetras (self, theObject, theNode000, theNode001):
2332 # Pattern: 5.---------.6
2337 # (0,0,1) 4.---------.7 * |
2344 # (0,0,0) 0.---------.3
2345 pattern_tetra = "!!! Nb of points: \n 8 \n\
2355 !!! Indices of points of 6 tetras: \n\
2363 pattern = self.smeshpyD.GetPattern()
2364 isDone = pattern.LoadFromFile(pattern_tetra)
2366 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
2369 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
2370 isDone = pattern.MakeMesh(self.mesh, False, False)
2371 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
2373 # split quafrangle faces near triangular facets of volumes
2374 self.SplitQuadsNearTriangularFacets()
2378 ## @brief Split hexahedrons into prisms.
2380 # Use pattern mapping functionality for splitting.
2381 # @param theObject object to take list of hexahedrons from; is mesh, submesh or group.
2382 # @param theNode000,theNode001 is in range [0,7]; give an orientation of the
2383 # pattern relatively each hexahedron: the (0,0,0) key-point of pattern
2384 # will be mapped into <theNode000>-th node of each volume, the (0,0,1)
2385 # key-point will be mapped into <theNode001>-th node of each volume.
2386 # The edge (0,0,0)-(0,0,1) of used pattern connects two not split corners.
2387 # @return TRUE in case of success, FALSE otherwise.
2388 def SplitHexaToPrisms (self, theObject, theNode000, theNode001):
2389 # Pattern: 5.---------.6
2394 # (0,0,1) 4.---------.7 |
2401 # (0,0,0) 0.---------.3
2402 pattern_prism = "!!! Nb of points: \n 8 \n\
2412 !!! Indices of points of 2 prisms: \n\
2416 pattern = self.smeshpyD.GetPattern()
2417 isDone = pattern.LoadFromFile(pattern_prism)
2419 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
2422 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
2423 isDone = pattern.MakeMesh(self.mesh, False, False)
2424 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
2426 # split quafrangle faces near triangular facets of volumes
2427 self.SplitQuadsNearTriangularFacets()
2432 # @param IDsOfElements list if ids of elements to smooth
2433 # @param IDsOfFixedNodes list of ids of fixed nodes.
2434 # Note that nodes built on edges and boundary nodes are always fixed.
2435 # @param MaxNbOfIterations maximum number of iterations
2436 # @param MaxAspectRatio varies in range [1.0, inf]
2437 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2438 def Smooth(self, IDsOfElements, IDsOfFixedNodes,
2439 MaxNbOfIterations, MaxAspectRatio, Method):
2440 if IDsOfElements == []:
2441 IDsOfElements = self.GetElementsId()
2442 return self.editor.Smooth(IDsOfElements, IDsOfFixedNodes,
2443 MaxNbOfIterations, MaxAspectRatio, Method)
2445 ## Smooth elements belong to given object
2446 # @param theObject object to smooth
2447 # @param IDsOfFixedNodes list of ids of fixed nodes.
2448 # Note that nodes built on edges and boundary nodes are always fixed.
2449 # @param MaxNbOfIterations maximum number of iterations
2450 # @param MaxAspectRatio varies in range [1.0, inf]
2451 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2452 def SmoothObject(self, theObject, IDsOfFixedNodes,
2453 MaxNbOfIterations, MaxxAspectRatio, Method):
2454 return self.editor.SmoothObject(theObject, IDsOfFixedNodes,
2455 MaxNbOfIterations, MaxxAspectRatio, Method)
2457 ## Parametric smooth the given elements
2458 # @param IDsOfElements list if ids of elements to smooth
2459 # @param IDsOfFixedNodes list of ids of fixed nodes.
2460 # Note that nodes built on edges and boundary nodes are always fixed.
2461 # @param MaxNbOfIterations maximum number of iterations
2462 # @param MaxAspectRatio varies in range [1.0, inf]
2463 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2464 def SmoothParametric(self, IDsOfElements, IDsOfFixedNodes,
2465 MaxNbOfIterations, MaxAspectRatio, Method):
2466 if IDsOfElements == []:
2467 IDsOfElements = self.GetElementsId()
2468 return self.editor.SmoothParametric(IDsOfElements, IDsOfFixedNodes,
2469 MaxNbOfIterations, MaxAspectRatio, Method)
2471 ## Parametric smooth elements belong to given object
2472 # @param theObject object to smooth
2473 # @param IDsOfFixedNodes list of ids of fixed nodes.
2474 # Note that nodes built on edges and boundary nodes are always fixed.
2475 # @param MaxNbOfIterations maximum number of iterations
2476 # @param MaxAspectRatio varies in range [1.0, inf]
2477 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2478 def SmoothParametricObject(self, theObject, IDsOfFixedNodes,
2479 MaxNbOfIterations, MaxAspectRatio, Method):
2480 return self.editor.SmoothParametricObject(theObject, IDsOfFixedNodes,
2481 MaxNbOfIterations, MaxAspectRatio, Method)
2483 ## Converts all mesh to quadratic one, deletes old elements, replacing
2484 # them with quadratic ones with the same id.
2485 def ConvertToQuadratic(self, theForce3d):
2486 self.editor.ConvertToQuadratic(theForce3d)
2488 ## Converts all mesh from quadratic to ordinary ones,
2489 # deletes old quadratic elements, \n replacing
2490 # them with ordinary mesh elements with the same id.
2491 def ConvertFromQuadratic(self):
2492 return self.editor.ConvertFromQuadratic()
2494 ## Renumber mesh nodes
2495 def RenumberNodes(self):
2496 self.editor.RenumberNodes()
2498 ## Renumber mesh elements
2499 def RenumberElements(self):
2500 self.editor.RenumberElements()
2502 ## Generate new elements by rotation of the elements around the axis
2503 # @param IDsOfElements list of ids of elements to sweep
2504 # @param Axix axis of rotation, AxisStruct or line(geom object)
2505 # @param AngleInRadians angle of Rotation
2506 # @param NbOfSteps number of steps
2507 # @param Tolerance tolerance
2508 def RotationSweep(self, IDsOfElements, Axix, AngleInRadians, NbOfSteps, Tolerance):
2509 if IDsOfElements == []:
2510 IDsOfElements = self.GetElementsId()
2511 if ( isinstance( Axix, geompyDC.GEOM._objref_GEOM_Object)):
2512 Axix = self.smeshpyD.GetAxisStruct(Axix)
2513 self.editor.RotationSweep(IDsOfElements, Axix, AngleInRadians, NbOfSteps, Tolerance)
2515 ## Generate new elements by rotation of the elements of object around the axis
2516 # @param theObject object wich elements should be sweeped
2517 # @param Axix axis of rotation, AxisStruct or line(geom object)
2518 # @param AngleInRadians angle of Rotation
2519 # @param NbOfSteps number of steps
2520 # @param Tolerance tolerance
2521 def RotationSweepObject(self, theObject, Axix, AngleInRadians, NbOfSteps, Tolerance):
2522 if ( isinstance( Axix, geompyDC.GEOM._objref_GEOM_Object)):
2523 Axix = self.smeshpyD.GetAxisStruct(Axix)
2524 self.editor.RotationSweepObject(theObject, Axix, AngleInRadians, NbOfSteps, Tolerance)
2526 ## Generate new elements by extrusion of the elements with given ids
2527 # @param IDsOfElements list of elements ids for extrusion
2528 # @param StepVector vector, defining the direction and value of extrusion
2529 # @param NbOfSteps the number of steps
2530 def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps):
2531 if IDsOfElements == []:
2532 IDsOfElements = self.GetElementsId()
2533 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2534 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2535 self.editor.ExtrusionSweep(IDsOfElements, StepVector, NbOfSteps)
2537 ## Generate new elements by extrusion of the elements with given ids
2538 # @param IDsOfElements is ids of elements
2539 # @param StepVector vector, defining the direction and value of extrusion
2540 # @param NbOfSteps the number of steps
2541 # @param ExtrFlags set flags for performing extrusion
2542 # @param SewTolerance uses for comparing locations of nodes if flag
2543 # EXTRUSION_FLAG_SEW is set
2544 def AdvancedExtrusion(self, IDsOfElements, StepVector, NbOfSteps, ExtrFlags, SewTolerance):
2545 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2546 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2547 self.editor.AdvancedExtrusion(IDsOfElements, StepVector, NbOfSteps, ExtrFlags, SewTolerance)
2549 ## Generate new elements by extrusion of the elements belong to object
2550 # @param theObject object wich elements should be processed
2551 # @param StepVector vector, defining the direction and value of extrusion
2552 # @param NbOfSteps the number of steps
2553 def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps):
2554 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2555 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2556 self.editor.ExtrusionSweepObject(theObject, StepVector, NbOfSteps)
2558 ## Generate new elements by extrusion of the elements belong to object
2559 # @param theObject object wich elements should be processed
2560 # @param StepVector vector, defining the direction and value of extrusion
2561 # @param NbOfSteps the number of steps
2562 def ExtrusionSweepObject1D(self, theObject, StepVector, NbOfSteps):
2563 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2564 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2565 self.editor.ExtrusionSweepObject1D(theObject, StepVector, NbOfSteps)
2567 ## Generate new elements by extrusion of the elements belong to object
2568 # @param theObject object wich elements should be processed
2569 # @param StepVector vector, defining the direction and value of extrusion
2570 # @param NbOfSteps the number of steps
2571 def ExtrusionSweepObject2D(self, theObject, StepVector, NbOfSteps):
2572 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2573 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2574 self.editor.ExtrusionSweepObject2D(theObject, StepVector, NbOfSteps)
2576 ## Generate new elements by extrusion of the given elements
2577 # A path of extrusion must be a meshed edge.
2578 # @param IDsOfElements is ids of elements
2579 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
2580 # @param PathShape is shape(edge); as the mesh can be complex, the edge is used to define the sub-mesh for the path
2581 # @param NodeStart the first or the last node on the edge. It is used to define the direction of extrusion
2582 # @param HasAngles allows the shape to be rotated around the path to get the resulting mesh in a helical fashion
2583 # @param Angles list of angles
2584 # @param HasRefPoint allows to use base point
2585 # @param RefPoint point around which the shape is rotated(the mass center of the shape by default).
2586 # User can specify any point as the Base Point and the shape will be rotated with respect to this point.
2587 # @param LinearVariation makes compute rotation angles as linear variation of given Angles along path steps
2588 def ExtrusionAlongPath(self, IDsOfElements, PathMesh, PathShape, NodeStart,
2589 HasAngles, Angles, HasRefPoint, RefPoint, LinearVariation=False):
2590 if IDsOfElements == []:
2591 IDsOfElements = self.GetElementsId()
2592 if ( isinstance( RefPoint, geompyDC.GEOM._objref_GEOM_Object)):
2593 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
2595 return self.editor.ExtrusionAlongPath(IDsOfElements, PathMesh.GetMesh(), PathShape, NodeStart,
2596 HasAngles, Angles, HasRefPoint, RefPoint)
2598 ## Generate new elements by extrusion of the elements belong to object
2599 # A path of extrusion must be a meshed edge.
2600 # @param IDsOfElements is ids of elements
2601 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
2602 # @param PathShape is shape(edge); as the mesh can be complex, the edge is used to define the sub-mesh for the path
2603 # @param NodeStart the first or the last node on the edge. It is used to define the direction of extrusion
2604 # @param HasAngles allows the shape to be rotated around the path to get the resulting mesh in a helical fashion
2605 # @param Angles list of angles
2606 # @param HasRefPoint allows to use base point
2607 # @param RefPoint point around which the shape is rotated(the mass center of the shape by default).
2608 # User can specify any point as the Base Point and the shape will be rotated with respect to this point.
2609 # @param LinearVariation makes compute rotation angles as linear variation of given Angles along path steps
2610 def ExtrusionAlongPathObject(self, theObject, PathMesh, PathShape, NodeStart,
2611 HasAngles, Angles, HasRefPoint, RefPoint, LinearVariation=False):
2612 if ( isinstance( RefPoint, geompyDC.GEOM._objref_GEOM_Object)):
2613 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
2614 return self.editor.ExtrusionAlongPathObject(theObject, PathMesh.GetMesh(), PathShape, NodeStart,
2615 HasAngles, Angles, HasRefPoint, RefPoint, LinearVariation)
2617 ## Symmetrical copy of mesh elements
2618 # @param IDsOfElements list of elements ids
2619 # @param Mirror is AxisStruct or geom object(point, line, plane)
2620 # @param theMirrorType is POINT, AXIS or PLANE
2621 # If the Mirror is geom object this parameter is unnecessary
2622 # @param Copy allows to copy element(Copy is 1) or to replace with its mirroring(Copy is 0)
2623 def Mirror(self, IDsOfElements, Mirror, theMirrorType, Copy=0):
2624 if IDsOfElements == []:
2625 IDsOfElements = self.GetElementsId()
2626 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2627 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2628 self.editor.Mirror(IDsOfElements, Mirror, theMirrorType, Copy)
2630 ## Symmetrical copy of object
2631 # @param theObject mesh, submesh or group
2632 # @param Mirror is AxisStruct or geom object(point, line, plane)
2633 # @param theMirrorType is POINT, AXIS or PLANE
2634 # If the Mirror is geom object this parameter is unnecessary
2635 # @param Copy allows to copy element(Copy is 1) or to replace with its mirroring(Copy is 0)
2636 def MirrorObject (self, theObject, Mirror, theMirrorType, Copy=0):
2637 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2638 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2639 self.editor.MirrorObject(theObject, Mirror, theMirrorType, Copy)
2641 ## Translates the elements
2642 # @param IDsOfElements list of elements ids
2643 # @param Vector direction of translation(DirStruct or vector)
2644 # @param Copy allows to copy the translated elements
2645 def Translate(self, IDsOfElements, Vector, Copy):
2646 if IDsOfElements == []:
2647 IDsOfElements = self.GetElementsId()
2648 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2649 Vector = self.smeshpyD.GetDirStruct(Vector)
2650 self.editor.Translate(IDsOfElements, Vector, Copy)
2652 ## Translates the object
2653 # @param theObject object to translate(mesh, submesh, or group)
2654 # @param Vector direction of translation(DirStruct or geom vector)
2655 # @param Copy allows to copy the translated elements
2656 def TranslateObject(self, theObject, Vector, Copy):
2657 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2658 Vector = self.smeshpyD.GetDirStruct(Vector)
2659 self.editor.TranslateObject(theObject, Vector, Copy)
2661 ## Rotates the elements
2662 # @param IDsOfElements list of elements ids
2663 # @param Axis axis of rotation(AxisStruct or geom line)
2664 # @param AngleInRadians angle of rotation(in radians)
2665 # @param Copy allows to copy the rotated elements
2666 def Rotate (self, IDsOfElements, Axis, AngleInRadians, Copy):
2667 if IDsOfElements == []:
2668 IDsOfElements = self.GetElementsId()
2669 if ( isinstance( Axis, geompyDC.GEOM._objref_GEOM_Object)):
2670 Axis = self.smeshpyD.GetAxisStruct(Axis)
2671 self.editor.Rotate(IDsOfElements, Axis, AngleInRadians, Copy)
2673 ## Rotates the object
2674 # @param theObject object to rotate(mesh, submesh, or group)
2675 # @param Axis axis of rotation(AxisStruct or geom line)
2676 # @param AngleInRadians angle of rotation(in radians)
2677 # @param Copy allows to copy the rotated elements
2678 def RotateObject (self, theObject, Axis, AngleInRadians, Copy):
2679 self.editor.RotateObject(theObject, Axis, AngleInRadians, Copy)
2681 ## Find group of nodes close to each other within Tolerance.
2682 # @param Tolerance tolerance value
2683 # @param list of group of nodes
2684 def FindCoincidentNodes (self, Tolerance):
2685 return self.editor.FindCoincidentNodes(Tolerance)
2687 ## Find group of nodes close to each other within Tolerance.
2688 # @param Tolerance tolerance value
2689 # @param SubMeshOrGroup SubMesh or Group
2690 # @param list of group of nodes
2691 def FindCoincidentNodesOnPart (self, SubMeshOrGroup, Tolerance):
2692 return self.editor.FindCoincidentNodesOnPart(SubMeshOrGroup, Tolerance)
2695 # @param list of group of nodes
2696 def MergeNodes (self, GroupsOfNodes):
2697 self.editor.MergeNodes(GroupsOfNodes)
2699 ## Find elements built on the same nodes.
2700 # @param MeshOrSubMeshOrGroup Mesh or SubMesh, or Group of elements for searching
2701 # @return a list of groups of equal elements
2702 def FindEqualElements (self, MeshOrSubMeshOrGroup):
2703 return self.editor.FindEqualElements(MeshOrSubMeshOrGroup)
2705 ## Merge elements in each given group.
2706 # @param GroupsOfElementsID groups of elements for merging
2707 def MergeElements(self, GroupsOfElementsID):
2708 self.editor.MergeElements(GroupsOfElementsID)
2710 ## Remove all but one of elements built on the same nodes.
2711 def MergeEqualElements(self):
2712 self.editor.MergeEqualElements()
2715 def SewFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
2716 FirstNodeID2, SecondNodeID2, LastNodeID2,
2717 CreatePolygons, CreatePolyedrs):
2718 return self.editor.SewFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
2719 FirstNodeID2, SecondNodeID2, LastNodeID2,
2720 CreatePolygons, CreatePolyedrs)
2722 ## Sew conform free borders
2723 def SewConformFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
2724 FirstNodeID2, SecondNodeID2):
2725 return self.editor.SewConformFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
2726 FirstNodeID2, SecondNodeID2)
2728 ## Sew border to side
2729 def SewBorderToSide (self, FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
2730 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs):
2731 return self.editor.SewBorderToSide(FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
2732 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs)
2734 ## Sew two sides of a mesh. Nodes belonging to Side1 are
2735 # merged with nodes of elements of Side2.
2736 # Number of elements in theSide1 and in theSide2 must be
2737 # equal and they should have similar node connectivity.
2738 # The nodes to merge should belong to sides borders and
2739 # the first node should be linked to the second.
2740 def SewSideElements (self, IDsOfSide1Elements, IDsOfSide2Elements,
2741 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
2742 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge):
2743 return self.editor.SewSideElements(IDsOfSide1Elements, IDsOfSide2Elements,
2744 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
2745 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge)
2747 ## Set new nodes for given element.
2748 # @param ide the element id
2749 # @param newIDs nodes ids
2750 # @return If number of nodes is not corresponded to type of element - returns false
2751 def ChangeElemNodes(self, ide, newIDs):
2752 return self.editor.ChangeElemNodes(ide, newIDs)
2754 ## If during last operation of MeshEditor some nodes were
2755 # created this method returns list of it's IDs, \n
2756 # if new nodes not created - returns empty list
2757 def GetLastCreatedNodes(self):
2758 return self.editor.GetLastCreatedNodes()
2760 ## If during last operation of MeshEditor some elements were
2761 # created this method returns list of it's IDs, \n
2762 # if new elements not creared - returns empty list
2763 def GetLastCreatedElems(self):
2764 return self.editor.GetLastCreatedElems()