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, geompyDC.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
417 #def __init__(self,smesh):
425 def FindHypothesis(self,hypname, args):
426 key = "%s %s %s" % (self.__class__.__name__, hypname, args)
427 if Mesh_Algorithm.hypos.has_key( key ):
428 return Mesh_Algorithm.hypos[ key ]
431 ## If the algorithm is global, return 0; \n
432 # else return the submesh associated to this algorithm.
433 def GetSubMesh(self):
436 ## Return the wrapped mesher.
437 def GetAlgorithm(self):
440 ## Get list of hypothesis that can be used with this algorithm
441 def GetCompatibleHypothesis(self):
444 mylist = self.algo.GetCompatibleHypothesis()
452 def SetName(self, name):
453 SetName(self.algo, name)
457 return self.algo.GetId()
460 def Create(self, mesh, geom, hypo, so="libStdMeshersEngine.so"):
462 raise RuntimeError, "Attemp to create " + hypo + " algoritm on None shape"
463 algo = mesh.smeshpyD.CreateHypothesis(hypo, so)
464 self.Assign(algo, mesh, geom)
468 def Assign(self, algo, mesh, geom):
470 raise RuntimeError, "Attemp to create " + hypo + " algoritm on None shape"
479 name = mesh.geompyD.SubShapeName(geom, piece)
480 mesh.geompyD.addToStudyInFather(piece, geom, name)
481 self.subm = mesh.mesh.GetSubMesh(geom, algo.GetName())
484 status = mesh.mesh.AddHypothesis(self.geom, self.algo)
485 TreatHypoStatus( status, algo.GetName(), GetName(self.geom), True )
488 def Hypothesis(self, hyp, args=[], so="libStdMeshersEngine.so", UseExisting=0):
491 hypo = self.FindHypothesis(hyp, args)
492 if hypo!=None: CreateNew = 0
495 hypo = self.mesh.smeshpyD.CreateHypothesis(hyp, so)
496 key = "%s %s %s" % (self.__class__.__name__, hyp, args)
497 Mesh_Algorithm.hypos[key] = hypo
503 a = a + s + str(args[i])
506 name = GetName(self.geom)
507 #SetName(hypo, name + "/" + hyp + a) - NPAL16198
508 SetName(hypo, hyp + a)
510 status = self.mesh.mesh.AddHypothesis(self.geom, hypo)
511 TreatHypoStatus( status, GetName(hypo), GetName(self.geom), 0 )
515 # Public class: Mesh_Segment
516 # --------------------------
518 ## Class to define a segment 1D algorithm for discretization
521 class Mesh_Segment(Mesh_Algorithm):
523 algo = 0 # algorithm object common for all Mesh_Segment's
525 ## Private constructor.
526 def __init__(self, mesh, geom=0):
527 Mesh_Algorithm.__init__(self)
529 if not Mesh_Segment.algo:
530 Mesh_Segment.algo = self.Create(mesh, geom, "Regular_1D")
532 self.Assign( Mesh_Segment.algo, mesh, geom)
535 ## Define "LocalLength" hypothesis to cut an edge in several segments with the same length
536 # @param l for the length of segments that cut an edge
537 # @param UseExisting if ==true - search existing hypothesis created with
538 # same parameters, else (default) - create new
539 def LocalLength(self, l, UseExisting=0):
540 hyp = self.Hypothesis("LocalLength", [l], UseExisting=UseExisting)
544 ## Define "NumberOfSegments" hypothesis to cut an edge in several fixed number of segments
545 # @param n for the number of segments that cut an edge
546 # @param s for the scale factor (optional)
547 # @param UseExisting if ==true - search existing hypothesis created with
548 # same parameters, else (default) - create new
549 def NumberOfSegments(self, n, s=[], UseExisting=0):
551 hyp = self.Hypothesis("NumberOfSegments", [n], UseExisting=UseExisting)
553 hyp = self.Hypothesis("NumberOfSegments", [n,s], UseExisting=UseExisting)
554 hyp.SetDistrType( 1 )
555 hyp.SetScaleFactor(s)
556 hyp.SetNumberOfSegments(n)
559 ## Define "Arithmetic1D" hypothesis to cut an edge in several segments with arithmetic length increasing
560 # @param start for the length of the first segment
561 # @param end for the length of the last segment
562 # @param UseExisting if ==true - search existing hypothesis created with
563 # same parameters, else (default) - create new
564 def Arithmetic1D(self, start, end, UseExisting=0):
565 hyp = self.Hypothesis("Arithmetic1D", [start, end], UseExisting=UseExisting)
566 hyp.SetLength(start, 1)
567 hyp.SetLength(end , 0)
570 ## Define "StartEndLength" hypothesis to cut an edge in several segments with geometric length increasing
571 # @param start for the length of the first segment
572 # @param end for the length of the last segment
573 # @param UseExisting if ==true - search existing hypothesis created with
574 # same parameters, else (default) - create new
575 def StartEndLength(self, start, end, UseExisting=0):
576 hyp = self.Hypothesis("StartEndLength", [start, end], UseExisting=UseExisting)
577 hyp.SetLength(start, 1)
578 hyp.SetLength(end , 0)
581 ## Define "Deflection1D" hypothesis
582 # @param d for the deflection
583 # @param UseExisting if ==true - search existing hypothesis created with
584 # same parameters, else (default) - create new
585 def Deflection1D(self, d, UseExisting=0):
586 hyp = self.Hypothesis("Deflection1D", [d], UseExisting=UseExisting)
590 ## Define "Propagation" hypothesis that propagate all other hypothesis on all others edges that are in
591 # the opposite side in the case of quadrangular faces
592 def Propagation(self):
593 return self.Hypothesis("Propagation", UseExisting=1)
595 ## Define "AutomaticLength" hypothesis
596 # @param fineness for the fineness [0-1]
597 # @param UseExisting if ==true - search existing hypothesis created with
598 # same parameters, else (default) - create new
599 def AutomaticLength(self, fineness=0, UseExisting=0):
600 hyp = self.Hypothesis("AutomaticLength",[fineness],UseExisting=UseExisting)
601 hyp.SetFineness( fineness )
604 ## Define "SegmentLengthAroundVertex" hypothesis
605 # @param length for the segment length
606 # @param vertex for the length localization: vertex index [0,1] | verext object
607 # @param UseExisting if ==true - search existing hypothesis created with
608 # same parameters, else (default) - create new
609 def LengthNearVertex(self, length, vertex=0, UseExisting=0):
611 store_geom = self.geom
613 if type(vertex) is types.IntType:
614 vertex = self.mesh.geompyD.SubShapeAllSorted(self.geom, geompyDC.ShapeType["VERTEX"])[vertex]
618 hyp = self.Hypothesis("SegmentAroundVertex_0D",[length],UseExisting=UseExisting)
619 hyp = self.Hypothesis("SegmentLengthAroundVertex",[length],UseExisting=UseExisting)
620 self.geom = store_geom
621 hyp.SetLength( length )
624 ## Define "QuadraticMesh" hypothesis, forcing construction of quadratic edges.
625 # If the 2D mesher sees that all boundary edges are quadratic ones,
626 # it generates quadratic faces, else it generates linear faces using
627 # medium nodes as if they were vertex ones.
628 # The 3D mesher generates quadratic volumes only if all boundary faces
629 # are quadratic ones, else it fails.
630 def QuadraticMesh(self):
631 hyp = self.Hypothesis("QuadraticMesh", UseExisting=1)
634 # Public class: Mesh_CompositeSegment
635 # --------------------------
637 ## Class to define a segment 1D algorithm for discretization
640 class Mesh_CompositeSegment(Mesh_Segment):
642 algo = 0 # algorithm object common for all Mesh_CompositeSegment's
644 ## Private constructor.
645 def __init__(self, mesh, geom=0):
646 if not Mesh_CompositeSegment.algo:
647 Mesh_CompositeSegment.algo = self.Create(mesh, geom, "CompositeSegment_1D")
649 self.Assign( Mesh_CompositeSegment.algo, mesh, geom)
653 # Public class: Mesh_Segment_Python
654 # ---------------------------------
656 ## Class to define a segment 1D algorithm for discretization with python function
659 class Mesh_Segment_Python(Mesh_Segment):
661 algo = 0 # algorithm object common for all Mesh_Segment_Python's
663 ## Private constructor.
664 def __init__(self, mesh, geom=0):
665 import Python1dPlugin
666 if not Mesh_Segment_Python.algo:
667 Mesh_Segment_Python.algo = self.Create(mesh, geom, "Python_1D", "libPython1dEngine.so")
669 self.Assign( Mesh_Segment_Python.algo, mesh, geom)
672 ## Define "PythonSplit1D" hypothesis based on the Erwan Adam patch, awaiting equivalent SALOME functionality
673 # @param n for the number of segments that cut an edge
674 # @param func for the python function that calculate the length of all segments
675 # @param UseExisting if ==true - search existing hypothesis created with
676 # same parameters, else (default) - create new
677 def PythonSplit1D(self, n, func, UseExisting=0):
678 hyp = self.Hypothesis("PythonSplit1D", [n], "libPython1dEngine.so", UseExisting=UseExisting)
679 hyp.SetNumberOfSegments(n)
680 hyp.SetPythonLog10RatioFunction(func)
683 # Public class: Mesh_Triangle
684 # ---------------------------
686 ## Class to define a triangle 2D algorithm
689 class Mesh_Triangle(Mesh_Algorithm):
695 # algorithm objects common for all instances of Mesh_Triangle
700 ## Private constructor.
701 def __init__(self, mesh, algoType, geom=0):
702 Mesh_Algorithm.__init__(self)
704 if algoType == MEFISTO:
705 if not Mesh_Triangle.algoMEF:
706 Mesh_Triangle.algoMEF = self.Create(mesh, geom, "MEFISTO_2D")
708 self.Assign( Mesh_Triangle.algoMEF, mesh, geom)
711 elif algoType == NETGEN:
713 print "Warning: NETGENPlugin module unavailable"
715 if not Mesh_Triangle.algoNET:
716 Mesh_Triangle.algoNET = self.Create(mesh, geom, "NETGEN_2D", "libNETGENEngine.so")
718 self.Assign( Mesh_Triangle.algoNET, mesh, geom)
721 elif algoType == NETGEN_2D:
723 print "Warning: NETGENPlugin module unavailable"
725 if not Mesh_Triangle.algoNET_2D:
726 Mesh_Triangle.algoNET_2D = self.Create(mesh, geom,
727 "NETGEN_2D_ONLY", "libNETGENEngine.so")
729 self.Assign( Mesh_Triangle.algoNET_2D, mesh, geom)
733 self.algoType = algoType
735 ## Define "MaxElementArea" hypothesis to give the maximun area of each triangles
736 # @param area for the maximum area of each triangles
737 # @param UseExisting if ==true - search existing hypothesis created with
738 # same parameters, else (default) - create new
740 # Only for algoType == MEFISTO || NETGEN_2D
741 def MaxElementArea(self, area, UseExisting=0):
742 if self.algoType == MEFISTO or self.algoType == NETGEN_2D:
743 hyp = self.Hypothesis("MaxElementArea", [area], UseExisting=UseExisting)
744 hyp.SetMaxElementArea(area)
746 elif self.algoType == NETGEN:
747 print "Netgen 1D-2D algo doesn't support this hypothesis"
750 ## Define "LengthFromEdges" hypothesis to build triangles based on the length of the edges taken from the wire
752 # Only for algoType == MEFISTO || NETGEN_2D
753 def LengthFromEdges(self):
754 if self.algoType == MEFISTO or self.algoType == NETGEN_2D:
755 hyp = self.Hypothesis("LengthFromEdges", UseExisting=1)
757 elif self.algoType == NETGEN:
758 print "Netgen 1D-2D algo doesn't support this hypothesis"
761 ## Set QuadAllowed flag
763 # Only for algoType == NETGEN || NETGEN_2D
764 def SetQuadAllowed(self, toAllow=True):
765 if self.algoType == NETGEN_2D:
766 if toAllow: # add QuadranglePreference
767 self.Hypothesis("QuadranglePreference", UseExisting=1)
768 else: # remove QuadranglePreference
769 for hyp in self.mesh.GetHypothesisList( self.geom ):
770 if hyp.GetName() == "QuadranglePreference":
771 self.mesh.RemoveHypothesis( self.geom, hyp )
776 if self.params == 0 and self.Parameters():
777 self.params.SetQuadAllowed(toAllow)
780 ## Define "Netgen 2D Parameters" hypothesis
782 # Only for algoType == NETGEN
783 def Parameters(self):
784 if self.algoType == NETGEN:
785 self.params = self.Hypothesis("NETGEN_Parameters_2D", [],
786 "libNETGENEngine.so", UseExisting=0)
788 elif self.algoType == MEFISTO:
789 print "Mefisto algo doesn't support NETGEN_Parameters_2D hypothesis"
791 elif self.algoType == NETGEN_2D:
792 print "NETGEN_2D_ONLY algo doesn't support 'NETGEN_Parameters_2D' hypothesis"
793 print "NETGEN_2D_ONLY uses 'MaxElementArea' and 'LengthFromEdges' ones"
799 # Only for algoType == NETGEN
800 def SetMaxSize(self, theSize):
801 if self.params == 0 and self.Parameters():
802 self.params.SetMaxSize(theSize)
804 ## Set SecondOrder flag
806 # Only for algoType == NETGEN
807 def SetSecondOrder(self, theVal):
808 if self.params == 0 and self.Parameters():
809 self.params.SetSecondOrder(theVal)
814 # Only for algoType == NETGEN
815 def SetOptimize(self, theVal):
816 if self.params == 0 and self.Parameters():
817 self.params.SetOptimize(theVal)
820 # @param theFineness is:
821 # VeryCoarse, Coarse, Moderate, Fine, VeryFine or Custom
823 # Only for algoType == NETGEN
824 def SetFineness(self, theFineness):
825 if self.params == 0 and self.Parameters():
826 self.params.SetFineness(theFineness)
830 # Only for algoType == NETGEN
831 def SetGrowthRate(self, theRate):
832 if self.params == 0 and self.Parameters():
833 self.params.SetGrowthRate(theRate)
837 # Only for algoType == NETGEN
838 def SetNbSegPerEdge(self, theVal):
839 if self.params == 0 and self.Parameters():
840 self.params.SetNbSegPerEdge(theVal)
842 ## Set NbSegPerRadius
844 # Only for algoType == NETGEN
845 def SetNbSegPerRadius(self, theVal):
846 if self.params == 0 and self.Parameters():
847 self.params.SetNbSegPerRadius(theVal)
852 # Public class: Mesh_Quadrangle
853 # -----------------------------
855 ## Class to define a quadrangle 2D algorithm
858 class Mesh_Quadrangle(Mesh_Algorithm):
860 algo = 0 # algorithm object common for all Mesh_Quadrangle's
862 ## Private constructor.
863 def __init__(self, mesh, geom=0):
864 Mesh_Algorithm.__init__(self)
866 if not Mesh_Quadrangle.algo:
867 Mesh_Quadrangle.algo = self.Create(mesh, geom, "Quadrangle_2D")
869 self.Assign( Mesh_Quadrangle.algo, mesh, geom)
872 ## Define "QuadranglePreference" hypothesis, forcing construction
873 # of quadrangles if the number of nodes on opposite edges is not the same
874 # in the case where the global number of nodes on edges is even
875 def QuadranglePreference(self):
876 hyp = self.Hypothesis("QuadranglePreference", UseExisting=1)
879 # Public class: Mesh_Tetrahedron
880 # ------------------------------
882 ## Class to define a tetrahedron 3D algorithm
885 class Mesh_Tetrahedron(Mesh_Algorithm):
890 algoNET = 0 # algorithm object common for all Mesh_Tetrahedron's
891 algoGHS = 0 # algorithm object common for all Mesh_Tetrahedron's
892 algoFNET = 0 # algorithm object common for all Mesh_Tetrahedron's
894 ## Private constructor.
895 def __init__(self, mesh, algoType, geom=0):
896 Mesh_Algorithm.__init__(self)
898 if algoType == NETGEN:
899 if not Mesh_Tetrahedron.algoNET:
900 Mesh_Tetrahedron.algoNET = self.Create(mesh, geom, "NETGEN_3D", "libNETGENEngine.so")
902 self.Assign( Mesh_Tetrahedron.algoNET, mesh, geom)
906 elif algoType == GHS3D:
907 if not Mesh_Tetrahedron.algoGHS:
909 Mesh_Tetrahedron.algoGHS = self.Create(mesh, geom, "GHS3D_3D" , "libGHS3DEngine.so")
911 self.Assign( Mesh_Tetrahedron.algoGHS, mesh, geom)
915 elif algoType == FULL_NETGEN:
917 print "Warning: NETGENPlugin module has not been imported."
918 if not Mesh_Tetrahedron.algoFNET:
919 Mesh_Tetrahedron.algoFNET = self.Create(mesh, geom, "NETGEN_2D3D", "libNETGENEngine.so")
921 self.Assign( Mesh_Tetrahedron.algoFNET, mesh, geom)
925 self.algoType = algoType
927 ## Define "MaxElementVolume" hypothesis to give the maximun volume of each tetrahedral
928 # @param vol for the maximum volume of each tetrahedral
929 # @param UseExisting if ==true - search existing hypothesis created with
930 # same parameters, else (default) - create new
931 def MaxElementVolume(self, vol, UseExisting=0):
932 hyp = self.Hypothesis("MaxElementVolume", [vol], UseExisting=UseExisting)
933 hyp.SetMaxElementVolume(vol)
936 ## Define "Netgen 3D Parameters" hypothesis
937 def Parameters(self):
938 if (self.algoType == FULL_NETGEN):
939 self.params = self.Hypothesis("NETGEN_Parameters", [],
940 "libNETGENEngine.so", UseExisting=0)
943 print "Algo doesn't support this hypothesis"
947 def SetMaxSize(self, theSize):
950 self.params.SetMaxSize(theSize)
952 ## Set SecondOrder flag
953 def SetSecondOrder(self, theVal):
956 self.params.SetSecondOrder(theVal)
959 def SetOptimize(self, theVal):
962 self.params.SetOptimize(theVal)
965 # @param theFineness is:
966 # VeryCoarse, Coarse, Moderate, Fine, VeryFine or Custom
967 def SetFineness(self, theFineness):
970 self.params.SetFineness(theFineness)
973 def SetGrowthRate(self, theRate):
976 self.params.SetGrowthRate(theRate)
979 def SetNbSegPerEdge(self, theVal):
982 self.params.SetNbSegPerEdge(theVal)
984 ## Set NbSegPerRadius
985 def SetNbSegPerRadius(self, theVal):
988 self.params.SetNbSegPerRadius(theVal)
990 # Public class: Mesh_Hexahedron
991 # ------------------------------
993 ## Class to define a hexahedron 3D algorithm
996 class Mesh_Hexahedron(Mesh_Algorithm):
998 algo = 0 # algorithm object common for all Mesh_Hexahedron's
1000 ## Private constructor.
1001 def __init__(self, mesh, geom=0):
1002 Mesh_Algorithm.__init__(self)
1004 if not Mesh_Hexahedron.algo:
1005 Mesh_Hexahedron.algo = self.Create(mesh, geom, "Hexa_3D")
1007 self.Assign( Mesh_Hexahedron.algo, mesh, geom)
1010 # Deprecated, only for compatibility!
1011 # Public class: Mesh_Netgen
1012 # ------------------------------
1014 ## Class to define a NETGEN-based 2D or 3D algorithm
1015 # that need no discrete boundary (i.e. independent)
1017 # This class is deprecated, only for compatibility!
1020 class Mesh_Netgen(Mesh_Algorithm):
1024 algoNET23 = 0 # algorithm object common for all Mesh_Netgen's
1025 algoNET2 = 0 # algorithm object common for all Mesh_Netgen's
1027 ## Private constructor.
1028 def __init__(self, mesh, is3D, geom=0):
1029 Mesh_Algorithm.__init__(self)
1032 print "Warning: NETGENPlugin module has not been imported."
1036 if not Mesh_Netgen.algoNET23:
1037 Mesh_Netgen.algoNET23 = self.Create(mesh, geom, "NETGEN_2D3D", "libNETGENEngine.so")
1039 self.Assign( Mesh_Netgen.algoNET23, mesh, geom)
1044 if not Mesh_Netgen.algoNET2:
1045 Mesh_Netgen.algoNET2 = self.Create(mesh, geom, "NETGEN_2D", "libNETGENEngine.so")
1047 self.Assign( Mesh_Netgen.algoNET2, mesh, geom)
1051 ## Define hypothesis containing parameters of the algorithm
1052 def Parameters(self):
1054 hyp = self.Hypothesis("NETGEN_Parameters", [],
1055 "libNETGENEngine.so", UseExisting=0)
1057 hyp = self.Hypothesis("NETGEN_Parameters_2D", [],
1058 "libNETGENEngine.so", UseExisting=0)
1061 # Public class: Mesh_Projection1D
1062 # ------------------------------
1064 ## Class to define a projection 1D algorithm
1067 class Mesh_Projection1D(Mesh_Algorithm):
1069 algo = 0 # algorithm object common for all Mesh_Projection1D's
1071 ## Private constructor.
1072 def __init__(self, mesh, geom=0):
1073 Mesh_Algorithm.__init__(self)
1075 if not Mesh_Projection1D.algo:
1076 Mesh_Projection1D.algo = self.Create(mesh, geom, "Projection_1D")
1078 self.Assign( Mesh_Projection1D.algo, mesh, geom)
1081 ## Define "Source Edge" hypothesis, specifying a meshed edge to
1082 # take a mesh pattern from, and optionally association of vertices
1083 # between the source edge and a target one (where a hipothesis is assigned to)
1084 # @param edge to take nodes distribution from
1085 # @param mesh to take nodes distribution from (optional)
1086 # @param srcV is vertex of \a edge to associate with \a tgtV (optional)
1087 # @param tgtV is vertex of \a the edge where the algorithm is assigned,
1088 # to associate with \a srcV (optional)
1089 # @param UseExisting if ==true - search existing hypothesis created with
1090 # same parameters, else (default) - create new
1091 def SourceEdge(self, edge, mesh=None, srcV=None, tgtV=None, UseExisting=0):
1092 hyp = self.Hypothesis("ProjectionSource1D", [edge,mesh,srcV,tgtV], UseExisting=UseExisting)
1093 hyp.SetSourceEdge( edge )
1094 if not mesh is None and isinstance(mesh, Mesh):
1095 mesh = mesh.GetMesh()
1096 hyp.SetSourceMesh( mesh )
1097 hyp.SetVertexAssociation( srcV, tgtV )
1101 # Public class: Mesh_Projection2D
1102 # ------------------------------
1104 ## Class to define a projection 2D algorithm
1107 class Mesh_Projection2D(Mesh_Algorithm):
1109 algo = 0 # algorithm object common for all Mesh_Projection2D's
1111 ## Private constructor.
1112 def __init__(self, mesh, geom=0):
1113 Mesh_Algorithm.__init__(self)
1115 if not Mesh_Projection2D.algo:
1116 Mesh_Projection2D.algo = self.Create(mesh, geom, "Projection_2D")
1118 self.Assign( Mesh_Projection2D.algo, mesh, geom)
1121 ## Define "Source Face" hypothesis, specifying a meshed face to
1122 # take a mesh pattern from, and optionally association of vertices
1123 # between the source face and a target one (where a hipothesis is assigned to)
1124 # @param face to take mesh pattern from
1125 # @param mesh to take mesh pattern from (optional)
1126 # @param srcV1 is vertex of \a face to associate with \a tgtV1 (optional)
1127 # @param tgtV1 is vertex of \a the face where the algorithm is assigned,
1128 # to associate with \a srcV1 (optional)
1129 # @param srcV2 is vertex of \a face to associate with \a tgtV1 (optional)
1130 # @param tgtV2 is vertex of \a the face where the algorithm is assigned,
1131 # to associate with \a srcV2 (optional)
1132 # @param UseExisting if ==true - search existing hypothesis created with
1133 # same parameters, else (default) - create new
1135 # Note: association vertices must belong to one edge of a face
1136 def SourceFace(self, face, mesh=None, srcV1=None, tgtV1=None,
1137 srcV2=None, tgtV2=None, UseExisting=0):
1138 hyp = self.Hypothesis("ProjectionSource2D", [face,mesh,srcV1,tgtV1,srcV2,tgtV2],
1139 UseExisting=UseExisting)
1140 hyp.SetSourceFace( face )
1141 if not mesh is None and isinstance(mesh, Mesh):
1142 mesh = mesh.GetMesh()
1143 hyp.SetSourceMesh( mesh )
1144 hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
1147 # Public class: Mesh_Projection3D
1148 # ------------------------------
1150 ## Class to define a projection 3D algorithm
1153 class Mesh_Projection3D(Mesh_Algorithm):
1155 algo = 0 # algorithm object common for all Mesh_Projection3D's
1157 ## Private constructor.
1158 def __init__(self, mesh, geom=0):
1159 Mesh_Algorithm.__init__(self)
1161 if not Mesh_Projection3D.algo:
1162 Mesh_Projection3D.algo = self.Create(mesh, geom, "Projection_3D")
1164 self.Assign( Mesh_Projection3D.algo, mesh, geom)
1167 ## Define "Source Shape 3D" hypothesis, specifying a meshed solid to
1168 # take a mesh pattern from, and optionally association of vertices
1169 # between the source solid and a target one (where a hipothesis is assigned to)
1170 # @param solid to take mesh pattern from
1171 # @param mesh to take mesh pattern from (optional)
1172 # @param srcV1 is vertex of \a solid to associate with \a tgtV1 (optional)
1173 # @param tgtV1 is vertex of \a the solid where the algorithm is assigned,
1174 # to associate with \a srcV1 (optional)
1175 # @param srcV2 is vertex of \a solid to associate with \a tgtV1 (optional)
1176 # @param tgtV2 is vertex of \a the solid where the algorithm is assigned,
1177 # to associate with \a srcV2 (optional)
1178 # @param UseExisting - if ==true - search existing hypothesis created with
1179 # same parameters, else (default) - create new
1181 # Note: association vertices must belong to one edge of a solid
1182 def SourceShape3D(self, solid, mesh=0, srcV1=0, tgtV1=0,
1183 srcV2=0, tgtV2=0, UseExisting=0):
1184 hyp = self.Hypothesis("ProjectionSource3D",
1185 [solid,mesh,srcV1,tgtV1,srcV2,tgtV2],
1186 UseExisting=UseExisting)
1187 hyp.SetSource3DShape( solid )
1188 if not mesh is None and isinstance(mesh, Mesh):
1189 mesh = mesh.GetMesh()
1190 hyp.SetSourceMesh( mesh )
1191 hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
1195 # Public class: Mesh_Prism
1196 # ------------------------
1198 ## Class to define a 3D extrusion algorithm
1201 class Mesh_Prism3D(Mesh_Algorithm):
1203 algo = 0 # algorithm object common for all Mesh_Prism3D's
1205 ## Private constructor.
1206 def __init__(self, mesh, geom=0):
1207 Mesh_Algorithm.__init__(self)
1209 if not Mesh_Prism3D.algo:
1210 Mesh_Prism3D.algo = self.Create(mesh, geom, "Prism_3D")
1212 self.Assign( Mesh_Prism3D.algo, mesh, geom)
1215 # Public class: Mesh_RadialPrism
1216 # -------------------------------
1218 ## Class to define a Radial Prism 3D algorithm
1221 class Mesh_RadialPrism3D(Mesh_Algorithm):
1223 algo = 0 # algorithm object common for all Mesh_RadialPrism3D's
1225 ## Private constructor.
1226 def __init__(self, mesh, geom=0):
1227 Mesh_Algorithm.__init__(self)
1229 if not Mesh_RadialPrism3D.algo:
1230 Mesh_RadialPrism3D.algo = self.Create(mesh, geom, "RadialPrism_3D")
1232 self.Assign( Mesh_RadialPrism3D.algo, mesh, geom)
1234 self.distribHyp = self.Hypothesis( "LayerDistribution", UseExisting=0)
1235 self.nbLayers = None
1237 ## Return 3D hypothesis holding the 1D one
1238 def Get3DHypothesis(self):
1239 return self.distribHyp
1241 ## Private method creating 1D hypothes and storing it in the LayerDistribution
1242 # hypothes. Returns the created hypothes
1243 def OwnHypothesis(self, hypType, args=[], so="libStdMeshersEngine.so"):
1244 print "OwnHypothesis",hypType
1245 if not self.nbLayers is None:
1246 self.mesh.GetMesh().RemoveHypothesis( self.geom, self.nbLayers )
1247 self.mesh.GetMesh().AddHypothesis( self.geom, self.distribHyp )
1248 study = self.mesh.smeshpyD.GetCurrentStudy() # prevent publishing of own 1D hypothesis
1249 hyp = self.mesh.smeshpyD.CreateHypothesis(hypType, so)
1250 self.mesh.smeshpyD.SetCurrentStudy( study ) # anable publishing
1251 self.distribHyp.SetLayerDistribution( hyp )
1254 ## Define "NumberOfLayers" hypothesis, specifying a number of layers of
1255 # prisms to build between the inner and outer shells
1256 # @param UseExisting if ==true - search existing hypothesis created with
1257 # same parameters, else (default) - create new
1258 def NumberOfLayers(self, n, UseExisting=0):
1259 self.mesh.GetMesh().RemoveHypothesis( self.geom, self.distribHyp )
1260 self.nbLayers = self.Hypothesis("NumberOfLayers", [n], UseExisting=UseExisting)
1261 self.nbLayers.SetNumberOfLayers( n )
1262 return self.nbLayers
1264 ## Define "LocalLength" hypothesis, specifying segment length
1265 # to build between the inner and outer shells
1266 # @param l for the length of segments
1267 def LocalLength(self, l):
1268 hyp = self.OwnHypothesis("LocalLength", [l] )
1272 ## Define "NumberOfSegments" hypothesis, specifying a number of layers of
1273 # prisms to build between the inner and outer shells
1274 # @param n for the number of segments
1275 # @param s for the scale factor (optional)
1276 def NumberOfSegments(self, n, s=[]):
1278 hyp = self.OwnHypothesis("NumberOfSegments", [n] )
1280 hyp = self.OwnHypothesis("NumberOfSegments", [n,s])
1281 hyp.SetDistrType( 1 )
1282 hyp.SetScaleFactor(s)
1283 hyp.SetNumberOfSegments(n)
1286 ## Define "Arithmetic1D" hypothesis, specifying distribution of segments
1287 # to build between the inner and outer shells as arithmetic length increasing
1288 # @param start for the length of the first segment
1289 # @param end for the length of the last segment
1290 def Arithmetic1D(self, start, end ):
1291 hyp = self.OwnHypothesis("Arithmetic1D", [start, end])
1292 hyp.SetLength(start, 1)
1293 hyp.SetLength(end , 0)
1296 ## Define "StartEndLength" hypothesis, specifying distribution of segments
1297 # to build between the inner and outer shells as geometric length increasing
1298 # @param start for the length of the first segment
1299 # @param end for the length of the last segment
1300 def StartEndLength(self, start, end):
1301 hyp = self.OwnHypothesis("StartEndLength", [start, end])
1302 hyp.SetLength(start, 1)
1303 hyp.SetLength(end , 0)
1306 ## Define "AutomaticLength" hypothesis, specifying number of segments
1307 # to build between the inner and outer shells
1308 # @param fineness for the fineness [0-1]
1309 def AutomaticLength(self, fineness=0):
1310 hyp = self.OwnHypothesis("AutomaticLength")
1311 hyp.SetFineness( fineness )
1315 # Public class: Mesh
1316 # ==================
1318 ## Class to define a mesh
1320 # The class contains mesh shape, SMESH_Mesh, SMESH_MeshEditor
1330 # Creates mesh on the shape \a geom(or the empty mesh if geom equal to 0),
1331 # sets GUI name of this mesh to \a name.
1332 # @param obj Shape to be meshed or SMESH_Mesh object
1333 # @param name Study name of the mesh
1334 def __init__(self, smeshpyD, geompyD, obj=0, name=0):
1335 self.smeshpyD=smeshpyD
1336 self.geompyD=geompyD
1340 if isinstance(obj, geompyDC.GEOM._objref_GEOM_Object):
1342 self.mesh = self.smeshpyD.CreateMesh(self.geom)
1343 elif isinstance(obj, SMESH._objref_SMESH_Mesh):
1346 self.mesh = self.smeshpyD.CreateEmptyMesh()
1348 SetName(self.mesh, name)
1350 SetName(self.mesh, GetName(obj))
1352 self.editor = self.mesh.GetMeshEditor()
1354 ## Method that inits the Mesh object from SMESH_Mesh interface
1355 # @param theMesh is SMESH_Mesh object
1356 def SetMesh(self, theMesh):
1358 self.geom = self.mesh.GetShapeToMesh()
1360 ## Method that returns the mesh
1361 # @return SMESH_Mesh object
1367 name = GetName(self.GetMesh())
1371 def SetName(self, name):
1372 SetName(self.GetMesh(), name)
1374 ## Get the subMesh object associated to a subShape. The subMesh object
1375 # gives access to nodes and elements IDs.
1376 # \n SubMesh will be used instead of SubShape in a next idl version to
1377 # adress a specific subMesh...
1378 def GetSubMesh(self, theSubObject, name):
1379 submesh = self.mesh.GetSubMesh(theSubObject, name)
1382 ## Method that returns the shape associated to the mesh
1383 # @return GEOM_Object
1387 ## Method that associates given shape to the mesh(entails the mesh recreation)
1388 # @param geom shape to be meshed(GEOM_Object)
1389 def SetShape(self, geom):
1390 self.mesh = self.smeshpyD.CreateMesh(geom)
1392 ## Return true if hypotheses are defined well
1393 # @param theMesh is an instance of Mesh class
1394 # @param theSubObject subshape of a mesh shape
1395 def IsReadyToCompute(self, theSubObject):
1396 return self.smeshpyD.IsReadyToCompute(self.mesh, theSubObject)
1398 ## Return errors of hypotheses definintion
1399 # error list is empty if everything is OK
1400 # @param theMesh is an instance of Mesh class
1401 # @param theSubObject subshape of a mesh shape
1402 # @return a list of errors
1403 def GetAlgoState(self, theSubObject):
1404 return self.smeshpyD.GetAlgoState(self.mesh, theSubObject)
1406 ## Return geometrical object the given element is built on.
1407 # The returned geometrical object, if not nil, is either found in the
1408 # study or is published by this method with the given name
1409 # @param theMesh is an instance of Mesh class
1410 # @param theElementID an id of the mesh element
1411 # @param theGeomName user defined name of geometrical object
1412 # @return GEOM::GEOM_Object instance
1413 def GetGeometryByMeshElement(self, theElementID, theGeomName):
1414 return self.smeshpyD.GetGeometryByMeshElement( self.mesh, theElementID, theGeomName )
1416 ## Returns mesh dimension depending on shape one
1417 def MeshDimension(self):
1418 shells = self.geompyD.SubShapeAllIDs( self.geom, geompyDC.ShapeType["SHELL"] )
1419 if len( shells ) > 0 :
1421 elif self.geompyD.NumberOfFaces( self.geom ) > 0 :
1423 elif self.geompyD.NumberOfEdges( self.geom ) > 0 :
1429 ## Creates a segment discretization 1D algorithm.
1430 # If the optional \a algo parameter is not sets, this algorithm is REGULAR.
1431 # If the optional \a geom parameter is not sets, this algorithm is global.
1432 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1433 # @param algo values are smesh.REGULAR or smesh.PYTHON for discretization via python function
1434 # @param geom If defined, subshape to be meshed
1435 def Segment(self, algo=REGULAR, geom=0):
1436 ## if Segment(geom) is called by mistake
1437 if isinstance( algo, geompyDC.GEOM._objref_GEOM_Object):
1438 algo, geom = geom, algo
1439 if not algo: algo = REGULAR
1442 return Mesh_Segment(self, geom)
1443 elif algo == PYTHON:
1444 return Mesh_Segment_Python(self, geom)
1445 elif algo == COMPOSITE:
1446 return Mesh_CompositeSegment(self, geom)
1448 return Mesh_Segment(self, geom)
1450 ## Creates a triangle 2D algorithm for faces.
1451 # If the optional \a geom parameter is not sets, this algorithm is global.
1452 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1453 # @param algo values are: smesh.MEFISTO || smesh.NETGEN_1D2D || smesh.NETGEN_2D
1454 # @param geom If defined, subshape to be meshed
1455 def Triangle(self, algo=MEFISTO, geom=0):
1456 ## if Triangle(geom) is called by mistake
1457 if ( isinstance( algo, geompyDC.GEOM._objref_GEOM_Object)):
1461 return Mesh_Triangle(self, algo, geom)
1463 ## Creates a quadrangle 2D algorithm for faces.
1464 # If the optional \a geom parameter is not sets, this algorithm is global.
1465 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1466 # @param geom If defined, subshape to be meshed
1467 def Quadrangle(self, geom=0):
1468 return Mesh_Quadrangle(self, geom)
1470 ## Creates a tetrahedron 3D algorithm for solids.
1471 # The parameter \a algo permits to choice the algorithm: NETGEN or GHS3D
1472 # If the optional \a geom parameter is not sets, this algorithm is global.
1473 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1474 # @param algo values are: smesh.NETGEN, smesh.GHS3D, smesh.FULL_NETGEN
1475 # @param geom If defined, subshape to be meshed
1476 def Tetrahedron(self, algo=NETGEN, geom=0):
1477 ## if Tetrahedron(geom) is called by mistake
1478 if ( isinstance( algo, geompyDC.GEOM._objref_GEOM_Object)):
1479 algo, geom = geom, algo
1480 if not algo: algo = NETGEN
1482 return Mesh_Tetrahedron(self, algo, geom)
1484 ## Creates a hexahedron 3D algorithm for solids.
1485 # If the optional \a geom parameter is not sets, this algorithm is global.
1486 # \n Otherwise, this algorithm define a submesh based on \a geom subshape.
1487 # @param geom If defined, subshape to be meshed
1488 def Hexahedron(self, geom=0):
1489 return Mesh_Hexahedron(self, geom)
1491 ## Deprecated, only for compatibility!
1492 def Netgen(self, is3D, geom=0):
1493 return Mesh_Netgen(self, is3D, geom)
1495 ## Creates a projection 1D algorithm for edges.
1496 # If the optional \a geom parameter is not sets, this algorithm is global.
1497 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1498 # @param geom If defined, subshape to be meshed
1499 def Projection1D(self, geom=0):
1500 return Mesh_Projection1D(self, geom)
1502 ## Creates a projection 2D algorithm for faces.
1503 # If the optional \a geom parameter is not sets, this algorithm is global.
1504 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1505 # @param geom If defined, subshape to be meshed
1506 def Projection2D(self, geom=0):
1507 return Mesh_Projection2D(self, geom)
1509 ## Creates a projection 3D algorithm for solids.
1510 # If the optional \a geom parameter is not sets, this algorithm is global.
1511 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1512 # @param geom If defined, subshape to be meshed
1513 def Projection3D(self, geom=0):
1514 return Mesh_Projection3D(self, geom)
1516 ## Creates a 3D extrusion (Prism 3D) or RadialPrism 3D algorithm for solids.
1517 # If the optional \a geom parameter is not sets, this algorithm is global.
1518 # Otherwise, this algorithm define a submesh based on \a geom subshape.
1519 # @param geom If defined, subshape to be meshed
1520 def Prism(self, geom=0):
1524 nbSolids = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SOLID"] ))
1525 nbShells = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SHELL"] ))
1526 if nbSolids == 0 or nbSolids == nbShells:
1527 return Mesh_Prism3D(self, geom)
1528 return Mesh_RadialPrism3D(self, geom)
1530 ## Compute the mesh and return the status of the computation
1531 def Compute(self, geom=0):
1532 if geom == 0 or not isinstance(geom, geompyDC.GEOM._objref_GEOM_Object):
1534 print "Compute impossible: mesh is not constructed on geom shape."
1540 ok = self.smeshpyD.Compute(self.mesh, geom)
1541 except SALOME.SALOME_Exception, ex:
1542 print "Mesh computation failed, exception caught:"
1543 print " ", ex.details.text
1546 print "Mesh computation failed, exception caught:"
1547 traceback.print_exc()
1549 errors = self.smeshpyD.GetAlgoState( self.mesh, geom )
1552 if err.isGlobalAlgo:
1560 reason = '%s %sD algorithm is missing' % (glob, dim)
1561 elif err.state == HYP_MISSING:
1562 reason = ('%s %sD algorithm "%s" misses %sD hypothesis'
1563 % (glob, dim, name, dim))
1564 elif err.state == HYP_NOTCONFORM:
1565 reason = 'Global "Not Conform mesh allowed" hypothesis is missing'
1566 elif err.state == HYP_BAD_PARAMETER:
1567 reason = ('Hypothesis of %s %sD algorithm "%s" has a bad parameter value'
1568 % ( glob, dim, name ))
1569 elif err.state == HYP_BAD_GEOMETRY:
1570 reason = ('%s %sD algorithm "%s" is assigned to geometry mismatching'
1571 'its expectation' % ( glob, dim, name ))
1573 reason = "For unknown reason."+\
1574 " Revise Mesh.Compute() implementation in smesh.py!"
1576 if allReasons != "":
1579 allReasons += reason
1581 if allReasons != "":
1582 print '"' + GetName(self.mesh) + '"',"has not been computed:"
1585 print '"' + GetName(self.mesh) + '"',"has not been computed."
1588 if salome.sg.hasDesktop():
1589 smeshgui = salome.ImportComponentGUI("SMESH")
1590 smeshgui.Init(salome.myStudyId)
1591 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
1592 salome.sg.updateObjBrowser(1)
1596 ## Compute tetrahedral mesh using AutomaticLength + MEFISTO + NETGEN
1597 # The parameter \a fineness [0,-1] defines mesh fineness
1598 def AutomaticTetrahedralization(self, fineness=0):
1599 dim = self.MeshDimension()
1601 self.RemoveGlobalHypotheses()
1602 self.Segment().AutomaticLength(fineness)
1604 self.Triangle().LengthFromEdges()
1607 self.Tetrahedron(NETGEN)
1609 return self.Compute()
1611 ## Compute hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron
1612 # The parameter \a fineness [0,-1] defines mesh fineness
1613 def AutomaticHexahedralization(self, fineness=0):
1614 dim = self.MeshDimension()
1616 self.RemoveGlobalHypotheses()
1617 self.Segment().AutomaticLength(fineness)
1624 return self.Compute()
1626 ## Assign hypothesis
1627 # @param hyp is a hypothesis to assign
1628 # @param geom is subhape of mesh geometry
1629 def AddHypothesis(self, hyp, geom=0 ):
1630 if isinstance( hyp, Mesh_Algorithm ):
1631 hyp = hyp.GetAlgorithm()
1636 status = self.mesh.AddHypothesis(geom, hyp)
1637 isAlgo = hyp._narrow( SMESH_Algo )
1638 TreatHypoStatus( status, GetName( hyp ), GetName( geom ), isAlgo )
1641 ## Unassign hypothesis
1642 # @param hyp is a hypothesis to unassign
1643 # @param geom is subhape of mesh geometry
1644 def RemoveHypothesis(self, hyp, geom=0 ):
1645 if isinstance( hyp, Mesh_Algorithm ):
1646 hyp = hyp.GetAlgorithm()
1651 status = self.mesh.RemoveHypothesis(geom, hyp)
1654 ## Get the list of hypothesis added on a geom
1655 # @param geom is subhape of mesh geometry
1656 def GetHypothesisList(self, geom):
1657 return self.mesh.GetHypothesisList( geom )
1659 ## Removes all global hypotheses
1660 def RemoveGlobalHypotheses(self):
1661 current_hyps = self.mesh.GetHypothesisList( self.geom )
1662 for hyp in current_hyps:
1663 self.mesh.RemoveHypothesis( self.geom, hyp )
1667 ## Create a mesh group based on geometric object \a grp
1668 # and give a \a name, \n if this parameter is not defined
1669 # the name is the same as the geometric group name \n
1670 # Note: Works like GroupOnGeom().
1671 # @param grp is a geometric group, a vertex, an edge, a face or a solid
1672 # @param name is the name of the mesh group
1673 # @return SMESH_GroupOnGeom
1674 def Group(self, grp, name=""):
1675 return self.GroupOnGeom(grp, name)
1677 ## Deprecated, only for compatibility! Please, use ExportMED() method instead.
1678 # Export the mesh in a file with the MED format and choice the \a version of MED format
1679 # @param f is the file name
1680 # @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
1681 def ExportToMED(self, f, version, opt=0):
1682 self.mesh.ExportToMED(f, opt, version)
1684 ## Export the mesh in a file with the MED format
1685 # @param f is the file name
1686 # @param auto_groups boolean parameter for creating/not creating
1687 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1688 # the typical use is auto_groups=false.
1689 # @param version MED format version(MED_V2_1 or MED_V2_2)
1690 def ExportMED(self, f, auto_groups=0, version=MED_V2_2):
1691 self.mesh.ExportToMED(f, auto_groups, version)
1693 ## Export the mesh in a file with the DAT format
1694 # @param f is the file name
1695 def ExportDAT(self, f):
1696 self.mesh.ExportDAT(f)
1698 ## Export the mesh in a file with the UNV format
1699 # @param f is the file name
1700 def ExportUNV(self, f):
1701 self.mesh.ExportUNV(f)
1703 ## Export the mesh in a file with the STL format
1704 # @param f is the file name
1705 # @param ascii defined the kind of file contents
1706 def ExportSTL(self, f, ascii=1):
1707 self.mesh.ExportSTL(f, ascii)
1710 # Operations with groups:
1711 # ----------------------
1713 ## Creates an empty mesh group
1714 # @param elementType is the type of elements in the group
1715 # @param name is the name of the mesh group
1716 # @return SMESH_Group
1717 def CreateEmptyGroup(self, elementType, name):
1718 return self.mesh.CreateGroup(elementType, name)
1720 ## Creates a mesh group based on geometric object \a grp
1721 # and give a \a name, \n if this parameter is not defined
1722 # the name is the same as the geometric group name
1723 # @param grp is a geometric group, a vertex, an edge, a face or a solid
1724 # @param name is the name of the mesh group
1725 # @return SMESH_GroupOnGeom
1726 def GroupOnGeom(self, grp, name="", typ=None):
1728 name = grp.GetName()
1731 tgeo = str(grp.GetShapeType())
1732 if tgeo == "VERTEX":
1734 elif tgeo == "EDGE":
1736 elif tgeo == "FACE":
1738 elif tgeo == "SOLID":
1740 elif tgeo == "SHELL":
1742 elif tgeo == "COMPOUND":
1743 if len( self.geompyD.GetObjectIDs( grp )) == 0:
1744 print "Mesh.Group: empty geometric group", GetName( grp )
1746 tgeo = self.geompyD.GetType(grp)
1747 if tgeo == geompyDC.ShapeType["VERTEX"]:
1749 elif tgeo == geompyDC.ShapeType["EDGE"]:
1751 elif tgeo == geompyDC.ShapeType["FACE"]:
1753 elif tgeo == geompyDC.ShapeType["SOLID"]:
1757 print "Mesh.Group: bad first argument: expected a group, a vertex, an edge, a face or a solid"
1760 return self.mesh.CreateGroupFromGEOM(typ, name, grp)
1762 ## Create a mesh group by the given ids of elements
1763 # @param groupName is the name of the mesh group
1764 # @param elementType is the type of elements in the group
1765 # @param elemIDs is the list of ids
1766 # @return SMESH_Group
1767 def MakeGroupByIds(self, groupName, elementType, elemIDs):
1768 group = self.mesh.CreateGroup(elementType, groupName)
1772 ## Create a mesh group by the given conditions
1773 # @param groupName is the name of the mesh group
1774 # @param elementType is the type of elements in the group
1775 # @param CritType is type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
1776 # @param Compare belong to {FT_LessThan, FT_MoreThan, FT_EqualTo}
1777 # @param Treshold is threshold value (range of id ids as string, shape, numeric)
1778 # @param UnaryOp is FT_LogicalNOT or FT_Undefined
1779 # @return SMESH_Group
1783 CritType=FT_Undefined,
1786 UnaryOp=FT_Undefined):
1787 aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined)
1788 group = self.MakeGroupByCriterion(groupName, aCriterion)
1791 ## Create a mesh group by the given criterion
1792 # @param groupName is the name of the mesh group
1793 # @param Criterion is the instance of Criterion class
1794 # @return SMESH_Group
1795 def MakeGroupByCriterion(self, groupName, Criterion):
1796 aFilterMgr = self.smeshpyD.CreateFilterManager()
1797 aFilter = aFilterMgr.CreateFilter()
1799 aCriteria.append(Criterion)
1800 aFilter.SetCriteria(aCriteria)
1801 group = self.MakeGroupByFilter(groupName, aFilter)
1804 ## Create a mesh group by the given criteria(list of criterions)
1805 # @param groupName is the name of the mesh group
1806 # @param Criteria is the list of criterions
1807 # @return SMESH_Group
1808 def MakeGroupByCriteria(self, groupName, theCriteria):
1809 aFilterMgr = self.smeshpyD.CreateFilterManager()
1810 aFilter = aFilterMgr.CreateFilter()
1811 aFilter.SetCriteria(theCriteria)
1812 group = self.MakeGroupByFilter(groupName, aFilter)
1815 ## Create a mesh group by the given filter
1816 # @param groupName is the name of the mesh group
1817 # @param Criterion is the instance of Filter class
1818 # @return SMESH_Group
1819 def MakeGroupByFilter(self, groupName, theFilter):
1820 anIds = theFilter.GetElementsId(self.mesh)
1821 anElemType = theFilter.GetElementType()
1822 group = self.MakeGroupByIds(groupName, anElemType, anIds)
1825 ## Pass mesh elements through the given filter and return ids
1826 # @param theFilter is SMESH_Filter
1827 # @return list of ids
1828 def GetIdsFromFilter(self, theFilter):
1829 return theFilter.GetElementsId(self.mesh)
1831 ## Verify whether 2D mesh element has free edges(edges connected to one face only)\n
1832 # Returns list of special structures(borders).
1833 # @return list of SMESH.FreeEdges.Border structure: edge id and two its nodes ids.
1834 def GetFreeBorders(self):
1835 aFilterMgr = self.smeshpyD.CreateFilterManager()
1836 aPredicate = aFilterMgr.CreateFreeEdges()
1837 aPredicate.SetMesh(self.mesh)
1838 aBorders = aPredicate.GetBorders()
1842 def RemoveGroup(self, group):
1843 self.mesh.RemoveGroup(group)
1845 ## Remove group with its contents
1846 def RemoveGroupWithContents(self, group):
1847 self.mesh.RemoveGroupWithContents(group)
1849 ## Get the list of groups existing in the mesh
1850 def GetGroups(self):
1851 return self.mesh.GetGroups()
1853 ## Get the list of names of groups existing in the mesh
1854 def GetGroupNames(self):
1855 groups = self.GetGroups()
1857 for group in groups:
1858 names.append(group.GetName())
1861 ## Union of two groups
1862 # New group is created. All mesh elements that are
1863 # present in initial groups are added to the new one
1864 def UnionGroups(self, group1, group2, name):
1865 return self.mesh.UnionGroups(group1, group2, name)
1867 ## Intersection of two groups
1868 # New group is created. All mesh elements that are
1869 # present in both initial groups are added to the new one.
1870 def IntersectGroups(self, group1, group2, name):
1871 return self.mesh.IntersectGroups(group1, group2, name)
1873 ## Cut of two groups
1874 # New group is created. All mesh elements that are present in
1875 # main group but do not present in tool group are added to the new one
1876 def CutGroups(self, mainGroup, toolGroup, name):
1877 return self.mesh.CutGroups(mainGroup, toolGroup, name)
1880 # Get some info about mesh:
1881 # ------------------------
1883 ## Get the log of nodes and elements added or removed since previous
1885 # @param clearAfterGet log is emptied after Get (safe if concurrents access)
1886 # @return list of log_block structures:
1891 def GetLog(self, clearAfterGet):
1892 return self.mesh.GetLog(clearAfterGet)
1894 ## Clear the log of nodes and elements added or removed since previous
1895 # clear. Must be used immediately after GetLog if clearAfterGet is false.
1897 self.mesh.ClearLog()
1899 def SetAutoColor(self, color):
1900 self.mesh.SetAutoColor(color)
1902 def GetAutoColor(self):
1903 return self.mesh.GetAutoColor()
1905 ## Get the internal Id
1907 return self.mesh.GetId()
1910 def GetStudyId(self):
1911 return self.mesh.GetStudyId()
1913 ## Check group names for duplications.
1914 # Consider maximum group name length stored in MED file.
1915 def HasDuplicatedGroupNamesMED(self):
1916 return self.mesh.HasDuplicatedGroupNamesMED()
1918 ## Obtain instance of SMESH_MeshEditor
1919 def GetMeshEditor(self):
1920 return self.mesh.GetMeshEditor()
1923 def GetMEDMesh(self):
1924 return self.mesh.GetMEDMesh()
1927 # Get informations about mesh contents:
1928 # ------------------------------------
1930 ## Returns number of nodes in mesh
1932 return self.mesh.NbNodes()
1934 ## Returns number of elements in mesh
1935 def NbElements(self):
1936 return self.mesh.NbElements()
1938 ## Returns number of edges in mesh
1940 return self.mesh.NbEdges()
1942 ## Returns number of edges with given order in mesh
1943 # @param elementOrder is order of elements:
1944 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1945 def NbEdgesOfOrder(self, elementOrder):
1946 return self.mesh.NbEdgesOfOrder(elementOrder)
1948 ## Returns number of faces in mesh
1950 return self.mesh.NbFaces()
1952 ## Returns number of faces with given order in mesh
1953 # @param elementOrder is order of elements:
1954 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1955 def NbFacesOfOrder(self, elementOrder):
1956 return self.mesh.NbFacesOfOrder(elementOrder)
1958 ## Returns number of triangles in mesh
1959 def NbTriangles(self):
1960 return self.mesh.NbTriangles()
1962 ## Returns number of triangles with given order in mesh
1963 # @param elementOrder is order of elements:
1964 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1965 def NbTrianglesOfOrder(self, elementOrder):
1966 return self.mesh.NbTrianglesOfOrder(elementOrder)
1968 ## Returns number of quadrangles in mesh
1969 def NbQuadrangles(self):
1970 return self.mesh.NbQuadrangles()
1972 ## Returns number of quadrangles with given order in mesh
1973 # @param elementOrder is order of elements:
1974 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1975 def NbQuadranglesOfOrder(self, elementOrder):
1976 return self.mesh.NbQuadranglesOfOrder(elementOrder)
1978 ## Returns number of polygons in mesh
1979 def NbPolygons(self):
1980 return self.mesh.NbPolygons()
1982 ## Returns number of volumes in mesh
1983 def NbVolumes(self):
1984 return self.mesh.NbVolumes()
1986 ## Returns number of volumes with given order in mesh
1987 # @param elementOrder is order of elements:
1988 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1989 def NbVolumesOfOrder(self, elementOrder):
1990 return self.mesh.NbVolumesOfOrder(elementOrder)
1992 ## Returns number of tetrahedrons in mesh
1994 return self.mesh.NbTetras()
1996 ## Returns number of tetrahedrons with given order in mesh
1997 # @param elementOrder is order of elements:
1998 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1999 def NbTetrasOfOrder(self, elementOrder):
2000 return self.mesh.NbTetrasOfOrder(elementOrder)
2002 ## Returns number of hexahedrons in mesh
2004 return self.mesh.NbHexas()
2006 ## Returns number of hexahedrons with given order in mesh
2007 # @param elementOrder is order of elements:
2008 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2009 def NbHexasOfOrder(self, elementOrder):
2010 return self.mesh.NbHexasOfOrder(elementOrder)
2012 ## Returns number of pyramids in mesh
2013 def NbPyramids(self):
2014 return self.mesh.NbPyramids()
2016 ## Returns number of pyramids with given order in mesh
2017 # @param elementOrder is order of elements:
2018 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2019 def NbPyramidsOfOrder(self, elementOrder):
2020 return self.mesh.NbPyramidsOfOrder(elementOrder)
2022 ## Returns number of prisms in mesh
2024 return self.mesh.NbPrisms()
2026 ## Returns number of prisms with given order in mesh
2027 # @param elementOrder is order of elements:
2028 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2029 def NbPrismsOfOrder(self, elementOrder):
2030 return self.mesh.NbPrismsOfOrder(elementOrder)
2032 ## Returns number of polyhedrons in mesh
2033 def NbPolyhedrons(self):
2034 return self.mesh.NbPolyhedrons()
2036 ## Returns number of submeshes in mesh
2037 def NbSubMesh(self):
2038 return self.mesh.NbSubMesh()
2040 ## Returns list of mesh elements ids
2041 def GetElementsId(self):
2042 return self.mesh.GetElementsId()
2044 ## Returns list of ids of mesh elements with given type
2045 # @param elementType is required type of elements
2046 def GetElementsByType(self, elementType):
2047 return self.mesh.GetElementsByType(elementType)
2049 ## Returns list of mesh nodes ids
2050 def GetNodesId(self):
2051 return self.mesh.GetNodesId()
2053 # Get informations about mesh elements:
2054 # ------------------------------------
2056 ## Returns type of mesh element
2057 def GetElementType(self, id, iselem):
2058 return self.mesh.GetElementType(id, iselem)
2060 ## Returns list of submesh elements ids
2061 # @param shapeID is geom object(subshape) IOR
2062 def GetSubMeshElementsId(self, shapeID):
2063 return self.mesh.GetSubMeshElementsId(shapeID)
2065 ## Returns list of submesh nodes ids
2066 # @param shapeID is geom object(subshape) IOR
2067 def GetSubMeshNodesId(self, shapeID, all):
2068 return self.mesh.GetSubMeshNodesId(shapeID, all)
2070 ## Returns list of ids of submesh elements with given type
2071 # @param shapeID is geom object(subshape) IOR
2072 def GetSubMeshElementType(self, shapeID):
2073 return self.mesh.GetSubMeshElementType(shapeID)
2075 ## Get mesh description
2077 return self.mesh.Dump()
2080 # Get information about nodes and elements of mesh by its ids:
2081 # -----------------------------------------------------------
2083 ## Get XYZ coordinates of node as list of double
2084 # \n If there is not node for given ID - returns empty list
2085 def GetNodeXYZ(self, id):
2086 return self.mesh.GetNodeXYZ(id)
2088 ## For given node returns list of IDs of inverse elements
2089 # \n If there is not node for given ID - returns empty list
2090 def GetNodeInverseElements(self, id):
2091 return self.mesh.GetNodeInverseElements(id)
2093 ## If given element is node returns IDs of shape from position
2094 # \n If there is not node for given ID - returns -1
2095 def GetShapeID(self, id):
2096 return self.mesh.GetShapeID(id)
2098 ## For given element returns ID of result shape after
2099 # FindShape() from SMESH_MeshEditor
2100 # \n If there is not element for given ID - returns -1
2101 def GetShapeIDForElem(self,id):
2102 return self.mesh.GetShapeIDForElem(id)
2104 ## Returns number of nodes for given element
2105 # \n If there is not element for given ID - returns -1
2106 def GetElemNbNodes(self, id):
2107 return self.mesh.GetElemNbNodes(id)
2109 ## Returns ID of node by given index for given element
2110 # \n If there is not element for given ID - returns -1
2111 # \n If there is not node for given index - returns -2
2112 def GetElemNode(self, id, index):
2113 return self.mesh.GetElemNode(id, index)
2115 ## Returns IDs of nodes of given element
2116 def GetElemNodes(self, id):
2117 return self.mesh.GetElemNodes(id)
2119 ## Returns true if given node is medium node
2120 # in given quadratic element
2121 def IsMediumNode(self, elementID, nodeID):
2122 return self.mesh.IsMediumNode(elementID, nodeID)
2124 ## Returns true if given node is medium node
2125 # in one of quadratic elements
2126 def IsMediumNodeOfAnyElem(self, nodeID, elementType):
2127 return self.mesh.IsMediumNodeOfAnyElem(nodeID, elementType)
2129 ## Returns number of edges for given element
2130 def ElemNbEdges(self, id):
2131 return self.mesh.ElemNbEdges(id)
2133 ## Returns number of faces for given element
2134 def ElemNbFaces(self, id):
2135 return self.mesh.ElemNbFaces(id)
2137 ## Returns true if given element is polygon
2138 def IsPoly(self, id):
2139 return self.mesh.IsPoly(id)
2141 ## Returns true if given element is quadratic
2142 def IsQuadratic(self, id):
2143 return self.mesh.IsQuadratic(id)
2145 ## Returns XYZ coordinates of bary center for given element
2147 # \n If there is not element for given ID - returns empty list
2148 def BaryCenter(self, id):
2149 return self.mesh.BaryCenter(id)
2152 # Mesh edition (SMESH_MeshEditor functionality):
2153 # ---------------------------------------------
2155 ## Removes elements from mesh by ids
2156 # @param IDsOfElements is list of ids of elements to remove
2157 def RemoveElements(self, IDsOfElements):
2158 return self.editor.RemoveElements(IDsOfElements)
2160 ## Removes nodes from mesh by ids
2161 # @param IDsOfNodes is list of ids of nodes to remove
2162 def RemoveNodes(self, IDsOfNodes):
2163 return self.editor.RemoveNodes(IDsOfNodes)
2165 ## Add node to mesh by coordinates
2166 def AddNode(self, x, y, z):
2167 return self.editor.AddNode( x, y, z)
2170 ## Create edge both similar and quadratic (this is determed
2171 # by number of given nodes).
2172 # @param IdsOfNodes List of node IDs for creation of element.
2173 # Needed order of nodes in this list corresponds to description
2174 # of MED. \n This description is located by the following link:
2175 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
2176 def AddEdge(self, IDsOfNodes):
2177 return self.editor.AddEdge(IDsOfNodes)
2179 ## Create face both similar and quadratic (this is determed
2180 # by number of given nodes).
2181 # @param IdsOfNodes List of node IDs for creation of element.
2182 # Needed order of nodes in this list corresponds to description
2183 # of MED. \n This description is located by the following link:
2184 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
2185 def AddFace(self, IDsOfNodes):
2186 return self.editor.AddFace(IDsOfNodes)
2188 ## Add polygonal face to mesh by list of nodes ids
2189 def AddPolygonalFace(self, IdsOfNodes):
2190 return self.editor.AddPolygonalFace(IdsOfNodes)
2192 ## Create volume both similar and quadratic (this is determed
2193 # by number of given nodes).
2194 # @param IdsOfNodes List of node IDs for creation of element.
2195 # Needed order of nodes in this list corresponds to description
2196 # of MED. \n This description is located by the following link:
2197 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
2198 def AddVolume(self, IDsOfNodes):
2199 return self.editor.AddVolume(IDsOfNodes)
2201 ## Create volume of many faces, giving nodes for each face.
2202 # @param IdsOfNodes List of node IDs for volume creation face by face.
2203 # @param Quantities List of integer values, Quantities[i]
2204 # gives quantity of nodes in face number i.
2205 def AddPolyhedralVolume (self, IdsOfNodes, Quantities):
2206 return self.editor.AddPolyhedralVolume(IdsOfNodes, Quantities)
2208 ## Create volume of many faces, giving IDs of existing faces.
2209 # @param IdsOfFaces List of face IDs for volume creation.
2211 # Note: The created volume will refer only to nodes
2212 # of the given faces, not to the faces itself.
2213 def AddPolyhedralVolumeByFaces (self, IdsOfFaces):
2214 return self.editor.AddPolyhedralVolumeByFaces(IdsOfFaces)
2216 ## Move node with given id
2217 # @param NodeID id of the node
2218 # @param x new X coordinate
2219 # @param y new Y coordinate
2220 # @param z new Z coordinate
2221 def MoveNode(self, NodeID, x, y, z):
2222 return self.editor.MoveNode(NodeID, x, y, z)
2224 ## Find a node closest to a point
2225 # @param x X coordinate of a point
2226 # @param y Y coordinate of a point
2227 # @param z Z coordinate of a point
2228 # @return id of a node
2229 def FindNodeClosestTo(self, x, y, z):
2230 preview = self.mesh.GetMeshEditPreviewer()
2231 return preview.MoveClosestNodeToPoint(x, y, z, -1)
2233 ## Find a node closest to a point and move it to a point location
2234 # @param x X coordinate of a point
2235 # @param y Y coordinate of a point
2236 # @param z Z coordinate of a point
2237 # @return id of a moved node
2238 def MeshToPassThroughAPoint(self, x, y, z):
2239 return self.editor.MoveClosestNodeToPoint(x, y, z, -1)
2241 ## Replace two neighbour triangles sharing Node1-Node2 link
2242 # with ones built on the same 4 nodes but having other common link.
2243 # @param NodeID1 first node id
2244 # @param NodeID2 second node id
2245 # @return false if proper faces not found
2246 def InverseDiag(self, NodeID1, NodeID2):
2247 return self.editor.InverseDiag(NodeID1, NodeID2)
2249 ## Replace two neighbour triangles sharing Node1-Node2 link
2250 # with a quadrangle built on the same 4 nodes.
2251 # @param NodeID1 first node id
2252 # @param NodeID2 second node id
2253 # @return false if proper faces not found
2254 def DeleteDiag(self, NodeID1, NodeID2):
2255 return self.editor.DeleteDiag(NodeID1, NodeID2)
2257 ## Reorient elements by ids
2258 # @param IDsOfElements if undefined reorient all mesh elements
2259 def Reorient(self, IDsOfElements=None):
2260 if IDsOfElements == None:
2261 IDsOfElements = self.GetElementsId()
2262 return self.editor.Reorient(IDsOfElements)
2264 ## Reorient all elements of the object
2265 # @param theObject is mesh, submesh or group
2266 def ReorientObject(self, theObject):
2267 return self.editor.ReorientObject(theObject)
2269 ## Fuse neighbour triangles into quadrangles.
2270 # @param IDsOfElements The triangles to be fused,
2271 # @param theCriterion is FT_...; used to choose a neighbour to fuse with.
2272 # @param MaxAngle is a max angle between element normals at which fusion
2273 # is still performed; theMaxAngle is mesured in radians.
2274 # @return TRUE in case of success, FALSE otherwise.
2275 def TriToQuad(self, IDsOfElements, theCriterion, MaxAngle):
2276 if IDsOfElements == []:
2277 IDsOfElements = self.GetElementsId()
2278 return self.editor.TriToQuad(IDsOfElements, self.smeshpyD.GetFunctor(theCriterion), MaxAngle)
2280 ## Fuse neighbour triangles of the object into quadrangles
2281 # @param theObject is mesh, submesh or group
2282 # @param theCriterion is FT_...; used to choose a neighbour to fuse with.
2283 # @param MaxAngle is a max angle between element normals at which fusion
2284 # is still performed; theMaxAngle is mesured in radians.
2285 # @return TRUE in case of success, FALSE otherwise.
2286 def TriToQuadObject (self, theObject, theCriterion, MaxAngle):
2287 return self.editor.TriToQuadObject(theObject, self.smeshpyD.GetFunctor(theCriterion), MaxAngle)
2289 ## Split quadrangles into triangles.
2290 # @param IDsOfElements the faces to be splitted.
2291 # @param theCriterion is FT_...; used to choose a diagonal for splitting.
2292 # @param @return TRUE in case of success, FALSE otherwise.
2293 def QuadToTri (self, IDsOfElements, theCriterion):
2294 if IDsOfElements == []:
2295 IDsOfElements = self.GetElementsId()
2296 return self.editor.QuadToTri(IDsOfElements, self.smeshpyD.GetFunctor(theCriterion))
2298 ## Split quadrangles into triangles.
2299 # @param theObject object to taking list of elements from, is mesh, submesh or group
2300 # @param theCriterion is FT_...; used to choose a diagonal for splitting.
2301 def QuadToTriObject (self, theObject, theCriterion):
2302 return self.editor.QuadToTriObject(theObject, self.smeshpyD.GetFunctor(theCriterion))
2304 ## Split quadrangles into triangles.
2305 # @param theElems The faces to be splitted
2306 # @param the13Diag is used to choose a diagonal for splitting.
2307 # @return TRUE in case of success, FALSE otherwise.
2308 def SplitQuad (self, IDsOfElements, Diag13):
2309 if IDsOfElements == []:
2310 IDsOfElements = self.GetElementsId()
2311 return self.editor.SplitQuad(IDsOfElements, Diag13)
2313 ## Split quadrangles into triangles.
2314 # @param theObject is object to taking list of elements from, is mesh, submesh or group
2315 def SplitQuadObject (self, theObject, Diag13):
2316 return self.editor.SplitQuadObject(theObject, Diag13)
2318 ## Find better splitting of the given quadrangle.
2319 # @param IDOfQuad ID of the quadrangle to be splitted.
2320 # @param theCriterion is FT_...; a criterion to choose a diagonal for splitting.
2321 # @return 1 if 1-3 diagonal is better, 2 if 2-4
2322 # diagonal is better, 0 if error occurs.
2323 def BestSplit (self, IDOfQuad, theCriterion):
2324 return self.editor.BestSplit(IDOfQuad, self.smeshpyD.GetFunctor(theCriterion))
2326 ## Split quafrangle faces near triangular facets of volumes
2328 def SplitQuadsNearTriangularFacets(self):
2329 faces_array = self.GetElementsByType(SMESH.FACE)
2330 for face_id in faces_array:
2331 if self.GetElemNbNodes(face_id) == 4: # quadrangle
2332 quad_nodes = self.mesh.GetElemNodes(face_id)
2333 node1_elems = self.GetNodeInverseElements(quad_nodes[1 -1])
2334 isVolumeFound = False
2335 for node1_elem in node1_elems:
2336 if not isVolumeFound:
2337 if self.GetElementType(node1_elem, True) == SMESH.VOLUME:
2338 nb_nodes = self.GetElemNbNodes(node1_elem)
2339 if 3 < nb_nodes and nb_nodes < 7: # tetra or penta, or prism
2340 volume_elem = node1_elem
2341 volume_nodes = self.mesh.GetElemNodes(volume_elem)
2342 if volume_nodes.count(quad_nodes[2 -1]) > 0: # 1,2
2343 if volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,2,4
2344 isVolumeFound = True
2345 if volume_nodes.count(quad_nodes[3 -1]) == 0: # 1,2,4 & !3
2346 self.SplitQuad([face_id], False) # diagonal 2-4
2347 elif volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,2,3 & !4
2348 isVolumeFound = True
2349 self.SplitQuad([face_id], True) # diagonal 1-3
2350 elif volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,4 & !2
2351 if volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,4,3 & !2
2352 isVolumeFound = True
2353 self.SplitQuad([face_id], True) # diagonal 1-3
2355 ## @brief Split hexahedrons into tetrahedrons.
2357 # Use pattern mapping functionality for splitting.
2358 # @param theObject object to take list of hexahedrons from; is mesh, submesh or group.
2359 # @param theNode000,theNode001 is in range [0,7]; give an orientation of the
2360 # pattern relatively each hexahedron: the (0,0,0) key-point of pattern
2361 # will be mapped into <theNode000>-th node of each volume, the (0,0,1)
2362 # key-point will be mapped into <theNode001>-th node of each volume.
2363 # The (0,0,0) key-point of used pattern corresponds to not split corner.
2364 # @return TRUE in case of success, FALSE otherwise.
2365 def SplitHexaToTetras (self, theObject, theNode000, theNode001):
2366 # Pattern: 5.---------.6
2371 # (0,0,1) 4.---------.7 * |
2378 # (0,0,0) 0.---------.3
2379 pattern_tetra = "!!! Nb of points: \n 8 \n\
2389 !!! Indices of points of 6 tetras: \n\
2397 pattern = self.smeshpyD.GetPattern()
2398 isDone = pattern.LoadFromFile(pattern_tetra)
2400 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
2403 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
2404 isDone = pattern.MakeMesh(self.mesh, False, False)
2405 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
2407 # split quafrangle faces near triangular facets of volumes
2408 self.SplitQuadsNearTriangularFacets()
2412 ## @brief Split hexahedrons into prisms.
2414 # Use pattern mapping functionality for splitting.
2415 # @param theObject object to take list of hexahedrons from; is mesh, submesh or group.
2416 # @param theNode000,theNode001 is in range [0,7]; give an orientation of the
2417 # pattern relatively each hexahedron: the (0,0,0) key-point of pattern
2418 # will be mapped into <theNode000>-th node of each volume, the (0,0,1)
2419 # key-point will be mapped into <theNode001>-th node of each volume.
2420 # The edge (0,0,0)-(0,0,1) of used pattern connects two not split corners.
2421 # @return TRUE in case of success, FALSE otherwise.
2422 def SplitHexaToPrisms (self, theObject, theNode000, theNode001):
2423 # Pattern: 5.---------.6
2428 # (0,0,1) 4.---------.7 |
2435 # (0,0,0) 0.---------.3
2436 pattern_prism = "!!! Nb of points: \n 8 \n\
2446 !!! Indices of points of 2 prisms: \n\
2450 pattern = self.smeshpyD.GetPattern()
2451 isDone = pattern.LoadFromFile(pattern_prism)
2453 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
2456 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
2457 isDone = pattern.MakeMesh(self.mesh, False, False)
2458 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
2460 # split quafrangle faces near triangular facets of volumes
2461 self.SplitQuadsNearTriangularFacets()
2466 # @param IDsOfElements list if ids of elements to smooth
2467 # @param IDsOfFixedNodes list of ids of fixed nodes.
2468 # Note that nodes built on edges and boundary nodes are always fixed.
2469 # @param MaxNbOfIterations maximum number of iterations
2470 # @param MaxAspectRatio varies in range [1.0, inf]
2471 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2472 def Smooth(self, IDsOfElements, IDsOfFixedNodes,
2473 MaxNbOfIterations, MaxAspectRatio, Method):
2474 if IDsOfElements == []:
2475 IDsOfElements = self.GetElementsId()
2476 return self.editor.Smooth(IDsOfElements, IDsOfFixedNodes,
2477 MaxNbOfIterations, MaxAspectRatio, Method)
2479 ## Smooth elements belong to given object
2480 # @param theObject object to smooth
2481 # @param IDsOfFixedNodes list of ids of fixed nodes.
2482 # Note that nodes built on edges and boundary nodes are always fixed.
2483 # @param MaxNbOfIterations maximum number of iterations
2484 # @param MaxAspectRatio varies in range [1.0, inf]
2485 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2486 def SmoothObject(self, theObject, IDsOfFixedNodes,
2487 MaxNbOfIterations, MaxxAspectRatio, Method):
2488 return self.editor.SmoothObject(theObject, IDsOfFixedNodes,
2489 MaxNbOfIterations, MaxxAspectRatio, Method)
2491 ## Parametric smooth the given elements
2492 # @param IDsOfElements list if ids of elements to smooth
2493 # @param IDsOfFixedNodes list of ids of fixed nodes.
2494 # Note that nodes built on edges and boundary nodes are always fixed.
2495 # @param MaxNbOfIterations maximum number of iterations
2496 # @param MaxAspectRatio varies in range [1.0, inf]
2497 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2498 def SmoothParametric(self, IDsOfElements, IDsOfFixedNodes,
2499 MaxNbOfIterations, MaxAspectRatio, Method):
2500 if IDsOfElements == []:
2501 IDsOfElements = self.GetElementsId()
2502 return self.editor.SmoothParametric(IDsOfElements, IDsOfFixedNodes,
2503 MaxNbOfIterations, MaxAspectRatio, Method)
2505 ## Parametric smooth elements belong to given object
2506 # @param theObject object to smooth
2507 # @param IDsOfFixedNodes list of ids of fixed nodes.
2508 # Note that nodes built on edges and boundary nodes are always fixed.
2509 # @param MaxNbOfIterations maximum number of iterations
2510 # @param MaxAspectRatio varies in range [1.0, inf]
2511 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2512 def SmoothParametricObject(self, theObject, IDsOfFixedNodes,
2513 MaxNbOfIterations, MaxAspectRatio, Method):
2514 return self.editor.SmoothParametricObject(theObject, IDsOfFixedNodes,
2515 MaxNbOfIterations, MaxAspectRatio, Method)
2517 ## Converts all mesh to quadratic one, deletes old elements, replacing
2518 # them with quadratic ones with the same id.
2519 def ConvertToQuadratic(self, theForce3d):
2520 self.editor.ConvertToQuadratic(theForce3d)
2522 ## Converts all mesh from quadratic to ordinary ones,
2523 # deletes old quadratic elements, \n replacing
2524 # them with ordinary mesh elements with the same id.
2525 def ConvertFromQuadratic(self):
2526 return self.editor.ConvertFromQuadratic()
2528 ## Renumber mesh nodes
2529 def RenumberNodes(self):
2530 self.editor.RenumberNodes()
2532 ## Renumber mesh elements
2533 def RenumberElements(self):
2534 self.editor.RenumberElements()
2536 ## Generate new elements by rotation of the elements around the axis
2537 # @param IDsOfElements list of ids of elements to sweep
2538 # @param Axix axis of rotation, AxisStruct or line(geom object)
2539 # @param AngleInRadians angle of Rotation
2540 # @param NbOfSteps number of steps
2541 # @param Tolerance tolerance
2542 def RotationSweep(self, IDsOfElements, Axix, AngleInRadians, NbOfSteps, Tolerance):
2543 if IDsOfElements == []:
2544 IDsOfElements = self.GetElementsId()
2545 if ( isinstance( Axix, geompyDC.GEOM._objref_GEOM_Object)):
2546 Axix = self.smeshpyD.GetAxisStruct(Axix)
2547 self.editor.RotationSweep(IDsOfElements, Axix, AngleInRadians, NbOfSteps, Tolerance)
2549 ## Generate new elements by rotation of the elements of object around the axis
2550 # @param theObject object wich elements should be sweeped
2551 # @param Axix axis of rotation, AxisStruct or line(geom object)
2552 # @param AngleInRadians angle of Rotation
2553 # @param NbOfSteps number of steps
2554 # @param Tolerance tolerance
2555 def RotationSweepObject(self, theObject, Axix, AngleInRadians, NbOfSteps, Tolerance):
2556 if ( isinstance( Axix, geompyDC.GEOM._objref_GEOM_Object)):
2557 Axix = self.smeshpyD.GetAxisStruct(Axix)
2558 self.editor.RotationSweepObject(theObject, Axix, AngleInRadians, NbOfSteps, Tolerance)
2560 ## Generate new elements by extrusion of the elements with given ids
2561 # @param IDsOfElements list of elements ids for extrusion
2562 # @param StepVector vector, defining the direction and value of extrusion
2563 # @param NbOfSteps the number of steps
2564 def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps):
2565 if IDsOfElements == []:
2566 IDsOfElements = self.GetElementsId()
2567 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2568 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2569 self.editor.ExtrusionSweep(IDsOfElements, StepVector, NbOfSteps)
2571 ## Generate new elements by extrusion of the elements with given ids
2572 # @param IDsOfElements is ids of elements
2573 # @param StepVector vector, defining the direction and value of extrusion
2574 # @param NbOfSteps the number of steps
2575 # @param ExtrFlags set flags for performing extrusion
2576 # @param SewTolerance uses for comparing locations of nodes if flag
2577 # EXTRUSION_FLAG_SEW is set
2578 def AdvancedExtrusion(self, IDsOfElements, StepVector, NbOfSteps, ExtrFlags, SewTolerance):
2579 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2580 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2581 self.editor.AdvancedExtrusion(IDsOfElements, StepVector, NbOfSteps, ExtrFlags, SewTolerance)
2583 ## Generate new elements by extrusion of the elements belong to object
2584 # @param theObject object wich elements should be processed
2585 # @param StepVector vector, defining the direction and value of extrusion
2586 # @param NbOfSteps the number of steps
2587 def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps):
2588 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2589 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2590 self.editor.ExtrusionSweepObject(theObject, StepVector, NbOfSteps)
2592 ## Generate new elements by extrusion of the elements belong to object
2593 # @param theObject object wich elements should be processed
2594 # @param StepVector vector, defining the direction and value of extrusion
2595 # @param NbOfSteps the number of steps
2596 def ExtrusionSweepObject1D(self, theObject, StepVector, NbOfSteps):
2597 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2598 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2599 self.editor.ExtrusionSweepObject1D(theObject, StepVector, NbOfSteps)
2601 ## Generate new elements by extrusion of the elements belong to object
2602 # @param theObject object wich elements should be processed
2603 # @param StepVector vector, defining the direction and value of extrusion
2604 # @param NbOfSteps the number of steps
2605 def ExtrusionSweepObject2D(self, theObject, StepVector, NbOfSteps):
2606 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2607 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2608 self.editor.ExtrusionSweepObject2D(theObject, StepVector, NbOfSteps)
2610 ## Generate new elements by extrusion of the given elements
2611 # A path of extrusion must be a meshed edge.
2612 # @param IDsOfElements is ids of elements
2613 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
2614 # @param PathShape is shape(edge); as the mesh can be complex, the edge is used to define the sub-mesh for the path
2615 # @param NodeStart the first or the last node on the edge. It is used to define the direction of extrusion
2616 # @param HasAngles allows the shape to be rotated around the path to get the resulting mesh in a helical fashion
2617 # @param Angles list of angles
2618 # @param HasRefPoint allows to use base point
2619 # @param RefPoint point around which the shape is rotated(the mass center of the shape by default).
2620 # User can specify any point as the Base Point and the shape will be rotated with respect to this point.
2621 # @param LinearVariation makes compute rotation angles as linear variation of given Angles along path steps
2622 def ExtrusionAlongPath(self, IDsOfElements, PathMesh, PathShape, NodeStart,
2623 HasAngles, Angles, HasRefPoint, RefPoint, LinearVariation=False):
2624 if IDsOfElements == []:
2625 IDsOfElements = self.GetElementsId()
2626 if ( isinstance( RefPoint, geompyDC.GEOM._objref_GEOM_Object)):
2627 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
2629 return self.editor.ExtrusionAlongPath(IDsOfElements, PathMesh.GetMesh(), PathShape, NodeStart,
2630 HasAngles, Angles, HasRefPoint, RefPoint)
2632 ## Generate new elements by extrusion of the elements belong to object
2633 # A path of extrusion must be a meshed edge.
2634 # @param IDsOfElements is ids of elements
2635 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
2636 # @param PathShape is shape(edge); as the mesh can be complex, the edge is used to define the sub-mesh for the path
2637 # @param NodeStart the first or the last node on the edge. It is used to define the direction of extrusion
2638 # @param HasAngles allows the shape to be rotated around the path to get the resulting mesh in a helical fashion
2639 # @param Angles list of angles
2640 # @param HasRefPoint allows to use base point
2641 # @param RefPoint point around which the shape is rotated(the mass center of the shape by default).
2642 # User can specify any point as the Base Point and the shape will be rotated with respect to this point.
2643 # @param LinearVariation makes compute rotation angles as linear variation of given Angles along path steps
2644 def ExtrusionAlongPathObject(self, theObject, PathMesh, PathShape, NodeStart,
2645 HasAngles, Angles, HasRefPoint, RefPoint, LinearVariation=False):
2646 if ( isinstance( RefPoint, geompyDC.GEOM._objref_GEOM_Object)):
2647 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
2648 return self.editor.ExtrusionAlongPathObject(theObject, PathMesh.GetMesh(), PathShape, NodeStart,
2649 HasAngles, Angles, HasRefPoint, RefPoint, LinearVariation)
2651 ## Symmetrical copy of mesh elements
2652 # @param IDsOfElements list of elements ids
2653 # @param Mirror is AxisStruct or geom object(point, line, plane)
2654 # @param theMirrorType is POINT, AXIS or PLANE
2655 # If the Mirror is geom object this parameter is unnecessary
2656 # @param Copy allows to copy element(Copy is 1) or to replace with its mirroring(Copy is 0)
2657 def Mirror(self, IDsOfElements, Mirror, theMirrorType, Copy=0):
2658 if IDsOfElements == []:
2659 IDsOfElements = self.GetElementsId()
2660 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2661 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2662 self.editor.Mirror(IDsOfElements, Mirror, theMirrorType, Copy)
2664 ## Symmetrical copy of object
2665 # @param theObject mesh, submesh or group
2666 # @param Mirror is AxisStruct or geom object(point, line, plane)
2667 # @param theMirrorType is POINT, AXIS or PLANE
2668 # If the Mirror is geom object this parameter is unnecessary
2669 # @param Copy allows to copy element(Copy is 1) or to replace with its mirroring(Copy is 0)
2670 def MirrorObject (self, theObject, Mirror, theMirrorType, Copy=0):
2671 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2672 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2673 self.editor.MirrorObject(theObject, Mirror, theMirrorType, Copy)
2675 ## Translates the elements
2676 # @param IDsOfElements list of elements ids
2677 # @param Vector direction of translation(DirStruct or vector)
2678 # @param Copy allows to copy the translated elements
2679 def Translate(self, IDsOfElements, Vector, Copy):
2680 if IDsOfElements == []:
2681 IDsOfElements = self.GetElementsId()
2682 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2683 Vector = self.smeshpyD.GetDirStruct(Vector)
2684 self.editor.Translate(IDsOfElements, Vector, Copy)
2686 ## Translates the object
2687 # @param theObject object to translate(mesh, submesh, or group)
2688 # @param Vector direction of translation(DirStruct or geom vector)
2689 # @param Copy allows to copy the translated elements
2690 def TranslateObject(self, theObject, Vector, Copy):
2691 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2692 Vector = self.smeshpyD.GetDirStruct(Vector)
2693 self.editor.TranslateObject(theObject, Vector, Copy)
2695 ## Rotates the elements
2696 # @param IDsOfElements list of elements ids
2697 # @param Axis axis of rotation(AxisStruct or geom line)
2698 # @param AngleInRadians angle of rotation(in radians)
2699 # @param Copy allows to copy the rotated elements
2700 def Rotate (self, IDsOfElements, Axis, AngleInRadians, Copy):
2701 if IDsOfElements == []:
2702 IDsOfElements = self.GetElementsId()
2703 if ( isinstance( Axis, geompyDC.GEOM._objref_GEOM_Object)):
2704 Axis = self.smeshpyD.GetAxisStruct(Axis)
2705 self.editor.Rotate(IDsOfElements, Axis, AngleInRadians, Copy)
2707 ## Rotates the object
2708 # @param theObject object to rotate(mesh, submesh, or group)
2709 # @param Axis axis of rotation(AxisStruct or geom line)
2710 # @param AngleInRadians angle of rotation(in radians)
2711 # @param Copy allows to copy the rotated elements
2712 def RotateObject (self, theObject, Axis, AngleInRadians, Copy):
2713 self.editor.RotateObject(theObject, Axis, AngleInRadians, Copy)
2715 ## Find group of nodes close to each other within Tolerance.
2716 # @param Tolerance tolerance value
2717 # @param list of group of nodes
2718 def FindCoincidentNodes (self, Tolerance):
2719 return self.editor.FindCoincidentNodes(Tolerance)
2721 ## Find group of nodes close to each other within Tolerance.
2722 # @param Tolerance tolerance value
2723 # @param SubMeshOrGroup SubMesh or Group
2724 # @param list of group of nodes
2725 def FindCoincidentNodesOnPart (self, SubMeshOrGroup, Tolerance):
2726 return self.editor.FindCoincidentNodesOnPart(SubMeshOrGroup, Tolerance)
2729 # @param list of group of nodes
2730 def MergeNodes (self, GroupsOfNodes):
2731 self.editor.MergeNodes(GroupsOfNodes)
2733 ## Find elements built on the same nodes.
2734 # @param MeshOrSubMeshOrGroup Mesh or SubMesh, or Group of elements for searching
2735 # @return a list of groups of equal elements
2736 def FindEqualElements (self, MeshOrSubMeshOrGroup):
2737 return self.editor.FindEqualElements(MeshOrSubMeshOrGroup)
2739 ## Merge elements in each given group.
2740 # @param GroupsOfElementsID groups of elements for merging
2741 def MergeElements(self, GroupsOfElementsID):
2742 self.editor.MergeElements(GroupsOfElementsID)
2744 ## Remove all but one of elements built on the same nodes.
2745 def MergeEqualElements(self):
2746 self.editor.MergeEqualElements()
2749 def SewFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
2750 FirstNodeID2, SecondNodeID2, LastNodeID2,
2751 CreatePolygons, CreatePolyedrs):
2752 return self.editor.SewFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
2753 FirstNodeID2, SecondNodeID2, LastNodeID2,
2754 CreatePolygons, CreatePolyedrs)
2756 ## Sew conform free borders
2757 def SewConformFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
2758 FirstNodeID2, SecondNodeID2):
2759 return self.editor.SewConformFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
2760 FirstNodeID2, SecondNodeID2)
2762 ## Sew border to side
2763 def SewBorderToSide (self, FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
2764 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs):
2765 return self.editor.SewBorderToSide(FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
2766 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs)
2768 ## Sew two sides of a mesh. Nodes belonging to Side1 are
2769 # merged with nodes of elements of Side2.
2770 # Number of elements in theSide1 and in theSide2 must be
2771 # equal and they should have similar node connectivity.
2772 # The nodes to merge should belong to sides borders and
2773 # the first node should be linked to the second.
2774 def SewSideElements (self, IDsOfSide1Elements, IDsOfSide2Elements,
2775 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
2776 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge):
2777 return self.editor.SewSideElements(IDsOfSide1Elements, IDsOfSide2Elements,
2778 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
2779 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge)
2781 ## Set new nodes for given element.
2782 # @param ide the element id
2783 # @param newIDs nodes ids
2784 # @return If number of nodes is not corresponded to type of element - returns false
2785 def ChangeElemNodes(self, ide, newIDs):
2786 return self.editor.ChangeElemNodes(ide, newIDs)
2788 ## If during last operation of MeshEditor some nodes were
2789 # created this method returns list of it's IDs, \n
2790 # if new nodes not created - returns empty list
2791 def GetLastCreatedNodes(self):
2792 return self.editor.GetLastCreatedNodes()
2794 ## If during last operation of MeshEditor some elements were
2795 # created this method returns list of it's IDs, \n
2796 # if new elements not creared - returns empty list
2797 def GetLastCreatedElems(self):
2798 return self.editor.GetLastCreatedElems()