1 # Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
3 # This library is free software; you can redistribute it and/or
4 # modify it under the terms of the GNU Lesser General Public
5 # License as published by the Free Software Foundation; either
6 # version 2.1 of the License, or (at your option) any later version.
8 # This library is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 # Lesser General Public License for more details.
13 # You should have received a copy of the GNU Lesser General Public
14 # License along with this library; if not, write to the Free Software
15 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
19 # File : smeshBuilder.py
20 # Author : Francis KLOSS, OCC
23 ## @package smeshBuilder
24 # Python API for SALOME %Mesh module
26 ## @defgroup l1_auxiliary Auxiliary methods and structures
27 ## @defgroup l1_creating Creating meshes
29 ## @defgroup l2_impexp Importing and exporting meshes
30 ## @defgroup l2_construct Constructing meshes
31 ## @defgroup l2_algorithms Defining Algorithms
33 ## @defgroup l3_algos_basic Basic meshing algorithms
34 ## @defgroup l3_algos_proj Projection Algorithms
35 ## @defgroup l3_algos_radialp Radial Prism
36 ## @defgroup l3_algos_segmarv Segments around Vertex
37 ## @defgroup l3_algos_3dextr 3D extrusion meshing algorithm
40 ## @defgroup l2_hypotheses Defining hypotheses
42 ## @defgroup l3_hypos_1dhyps 1D Meshing Hypotheses
43 ## @defgroup l3_hypos_2dhyps 2D Meshing Hypotheses
44 ## @defgroup l3_hypos_maxvol Max Element Volume hypothesis
45 ## @defgroup l3_hypos_quad Quadrangle Parameters hypothesis
46 ## @defgroup l3_hypos_additi Additional Hypotheses
49 ## @defgroup l2_submeshes Constructing submeshes
50 ## @defgroup l2_compounds Building Compounds
51 ## @defgroup l2_editing Editing Meshes
54 ## @defgroup l1_meshinfo Mesh Information
55 ## @defgroup l1_controls Quality controls and Filtering
56 ## @defgroup l1_grouping Grouping elements
58 ## @defgroup l2_grps_create Creating groups
59 ## @defgroup l2_grps_edit Editing groups
60 ## @defgroup l2_grps_operon Using operations on groups
61 ## @defgroup l2_grps_delete Deleting Groups
64 ## @defgroup l1_modifying Modifying meshes
66 ## @defgroup l2_modif_add Adding nodes and elements
67 ## @defgroup l2_modif_del Removing nodes and elements
68 ## @defgroup l2_modif_edit Modifying nodes and elements
69 ## @defgroup l2_modif_renumber Renumbering nodes and elements
70 ## @defgroup l2_modif_trsf Transforming meshes (Translation, Rotation, Symmetry, Sewing, Merging)
71 ## @defgroup l2_modif_movenode Moving nodes
72 ## @defgroup l2_modif_throughp Mesh through point
73 ## @defgroup l2_modif_invdiag Diagonal inversion of elements
74 ## @defgroup l2_modif_unitetri Uniting triangles
75 ## @defgroup l2_modif_changori Changing orientation of elements
76 ## @defgroup l2_modif_cutquadr Cutting elements
77 ## @defgroup l2_modif_smooth Smoothing
78 ## @defgroup l2_modif_extrurev Extrusion and Revolution
79 ## @defgroup l2_modif_patterns Pattern mapping
80 ## @defgroup l2_modif_tofromqu Convert to/from Quadratic Mesh
83 ## @defgroup l1_measurements Measurements
86 from salome.geom import geomBuilder
88 import SMESH # This is necessary for back compatibility
90 from salome.smesh.smesh_algorithm import Mesh_Algorithm
97 def __instancecheck__(cls, inst):
98 """Implement isinstance(inst, cls)."""
99 return any(cls.__subclasscheck__(c)
100 for c in {type(inst), inst.__class__})
102 def __subclasscheck__(cls, sub):
103 """Implement issubclass(sub, cls)."""
104 return type.__subclasscheck__(cls, sub) or (cls.__name__ == sub.__name__ and cls.__module__ == sub.__module__)
106 ## @addtogroup l1_auxiliary
109 ## Converts an angle from degrees to radians
110 def DegreesToRadians(AngleInDegrees):
112 return AngleInDegrees * pi / 180.0
114 import salome_notebook
115 notebook = salome_notebook.notebook
116 # Salome notebook variable separator
119 ## Return list of variable values from salome notebook.
120 # The last argument, if is callable, is used to modify values got from notebook
121 def ParseParameters(*args):
126 if args and callable( args[-1] ):
127 args, varModifFun = args[:-1], args[-1]
128 for parameter in args:
130 Parameters += str(parameter) + var_separator
132 if isinstance(parameter,str):
133 # check if there is an inexistent variable name
134 if not notebook.isVariable(parameter):
135 raise ValueError, "Variable with name '" + parameter + "' doesn't exist!!!"
136 parameter = notebook.get(parameter)
139 parameter = varModifFun(parameter)
142 Result.append(parameter)
145 Parameters = Parameters[:-1]
146 Result.append( Parameters )
147 Result.append( hasVariables )
150 # Parse parameters converting variables to radians
151 def ParseAngles(*args):
152 return ParseParameters( *( args + (DegreesToRadians, )))
154 # Substitute PointStruct.__init__() to create SMESH.PointStruct using notebook variables.
155 # Parameters are stored in PointStruct.parameters attribute
156 def __initPointStruct(point,*args):
157 point.x, point.y, point.z, point.parameters,hasVars = ParseParameters(*args)
159 SMESH.PointStruct.__init__ = __initPointStruct
161 # Substitute AxisStruct.__init__() to create SMESH.AxisStruct using notebook variables.
162 # Parameters are stored in AxisStruct.parameters attribute
163 def __initAxisStruct(ax,*args):
164 ax.x, ax.y, ax.z, ax.vx, ax.vy, ax.vz, ax.parameters,hasVars = ParseParameters(*args)
166 SMESH.AxisStruct.__init__ = __initAxisStruct
168 smeshPrecisionConfusion = 1.e-07
169 def IsEqual(val1, val2, tol=smeshPrecisionConfusion):
170 if abs(val1 - val2) < tol:
180 if isinstance(obj, SALOMEDS._objref_SObject):
184 ior = salome.orb.object_to_string(obj)
189 studies = salome.myStudyManager.GetOpenStudies()
190 for sname in studies:
191 s = salome.myStudyManager.GetStudyByName(sname)
193 sobj = s.FindObjectIOR(ior)
194 if not sobj: continue
195 return sobj.GetName()
196 if hasattr(obj, "GetName"):
197 # unknown CORBA object, having GetName() method
200 # unknown CORBA object, no GetName() method
203 if hasattr(obj, "GetName"):
204 # unknown non-CORBA object, having GetName() method
207 raise RuntimeError, "Null or invalid object"
209 ## Prints error message if a hypothesis was not assigned.
210 def TreatHypoStatus(status, hypName, geomName, isAlgo):
212 hypType = "algorithm"
214 hypType = "hypothesis"
216 if status == HYP_UNKNOWN_FATAL :
217 reason = "for unknown reason"
218 elif status == HYP_INCOMPATIBLE :
219 reason = "this hypothesis mismatches the algorithm"
220 elif status == HYP_NOTCONFORM :
221 reason = "a non-conform mesh would be built"
222 elif status == HYP_ALREADY_EXIST :
223 if isAlgo: return # it does not influence anything
224 reason = hypType + " of the same dimension is already assigned to this shape"
225 elif status == HYP_BAD_DIM :
226 reason = hypType + " mismatches the shape"
227 elif status == HYP_CONCURENT :
228 reason = "there are concurrent hypotheses on sub-shapes"
229 elif status == HYP_BAD_SUBSHAPE :
230 reason = "the shape is neither the main one, nor its sub-shape, nor a valid group"
231 elif status == HYP_BAD_GEOMETRY:
232 reason = "geometry mismatches the expectation of the algorithm"
233 elif status == HYP_HIDDEN_ALGO:
234 reason = "it is hidden by an algorithm of an upper dimension, which generates elements of all dimensions"
235 elif status == HYP_HIDING_ALGO:
236 reason = "it hides algorithms of lower dimensions by generating elements of all dimensions"
237 elif status == HYP_NEED_SHAPE:
238 reason = "Algorithm can't work without shape"
241 hypName = '"' + hypName + '"'
242 geomName= '"' + geomName+ '"'
243 if status < HYP_UNKNOWN_FATAL and not geomName =='""':
244 print hypName, "was assigned to", geomName,"but", reason
245 elif not geomName == '""':
246 print hypName, "was not assigned to",geomName,":", reason
248 print hypName, "was not assigned:", reason
251 ## Private method. Add geom (sub-shape of the main shape) into the study if not yet there
252 def AssureGeomPublished(mesh, geom, name=''):
253 if not isinstance( geom, geomBuilder.GEOM._objref_GEOM_Object ):
255 if not geom.GetStudyEntry() and \
256 mesh.smeshpyD.GetCurrentStudy():
258 studyID = mesh.smeshpyD.GetCurrentStudy()._get_StudyId()
259 if studyID != mesh.geompyD.myStudyId:
260 mesh.geompyD.init_geom( mesh.smeshpyD.GetCurrentStudy())
262 if not name and geom.GetShapeType() != geomBuilder.GEOM.COMPOUND:
263 # for all groups SubShapeName() returns "Compound_-1"
264 name = mesh.geompyD.SubShapeName(geom, mesh.geom)
266 name = "%s_%s"%(geom.GetShapeType(), id(geom)%10000)
268 mesh.geompyD.addToStudyInFather( mesh.geom, geom, name )
271 ## Return the first vertex of a geometrical edge by ignoring orientation
272 def FirstVertexOnCurve(mesh, edge):
273 vv = mesh.geompyD.SubShapeAll( edge, geomBuilder.geomBuilder.ShapeType["VERTEX"])
275 raise TypeError, "Given object has no vertices"
276 if len( vv ) == 1: return vv[0]
277 v0 = mesh.geompyD.MakeVertexOnCurve(edge,0.)
278 xyz = mesh.geompyD.PointCoordinates( v0 ) # coords of the first vertex
279 xyz1 = mesh.geompyD.PointCoordinates( vv[0] )
280 xyz2 = mesh.geompyD.PointCoordinates( vv[1] )
283 dist1 += abs( xyz[i] - xyz1[i] )
284 dist2 += abs( xyz[i] - xyz2[i] )
290 # end of l1_auxiliary
294 # Warning: smeshInst is a singleton
300 ## This class allows to create, load or manipulate meshes
301 # It has a set of methods to create load or copy meshes, to combine several meshes.
302 # It also has methods to get infos on meshes.
303 class smeshBuilder(object, SMESH._objref_SMESH_Gen):
305 # MirrorType enumeration
306 POINT = SMESH_MeshEditor.POINT
307 AXIS = SMESH_MeshEditor.AXIS
308 PLANE = SMESH_MeshEditor.PLANE
310 # Smooth_Method enumeration
311 LAPLACIAN_SMOOTH = SMESH_MeshEditor.LAPLACIAN_SMOOTH
312 CENTROIDAL_SMOOTH = SMESH_MeshEditor.CENTROIDAL_SMOOTH
314 PrecisionConfusion = smeshPrecisionConfusion
316 # TopAbs_State enumeration
317 [TopAbs_IN, TopAbs_OUT, TopAbs_ON, TopAbs_UNKNOWN] = range(4)
319 # Methods of splitting a hexahedron into tetrahedra
320 Hex_5Tet, Hex_6Tet, Hex_24Tet, Hex_2Prisms, Hex_4Prisms = 1, 2, 3, 1, 2
326 #print "==== __new__", engine, smeshInst, doLcc
328 if smeshInst is None:
329 # smesh engine is either retrieved from engine, or created
331 # Following test avoids a recursive loop
333 if smeshInst is not None:
334 # smesh engine not created: existing engine found
338 # FindOrLoadComponent called:
339 # 1. CORBA resolution of server
340 # 2. the __new__ method is called again
341 #print "==== smeshInst = lcc.FindOrLoadComponent ", engine, smeshInst, doLcc
342 smeshInst = salome.lcc.FindOrLoadComponent( "FactoryServer", "SMESH" )
344 # FindOrLoadComponent not called
345 if smeshInst is None:
346 # smeshBuilder instance is created from lcc.FindOrLoadComponent
347 #print "==== smeshInst = super(smeshBuilder,cls).__new__(cls) ", engine, smeshInst, doLcc
348 smeshInst = super(smeshBuilder,cls).__new__(cls)
350 # smesh engine not created: existing engine found
351 #print "==== existing ", engine, smeshInst, doLcc
353 #print "====1 ", smeshInst
356 #print "====2 ", smeshInst
361 #print "--------------- smeshbuilder __init__ ---", created
364 SMESH._objref_SMESH_Gen.__init__(self)
366 ## Dump component to the Python script
367 # This method overrides IDL function to allow default values for the parameters.
368 def DumpPython(self, theStudy, theIsPublished=True, theIsMultiFile=True):
369 return SMESH._objref_SMESH_Gen.DumpPython(self, theStudy, theIsPublished, theIsMultiFile)
371 ## Set mode of DumpPython(), \a historical or \a snapshot.
372 # In the \a historical mode, the Python Dump script includes all commands
373 # performed by SMESH engine. In the \a snapshot mode, commands
374 # relating to objects removed from the Study are excluded from the script
375 # as well as commands not influencing the current state of meshes
376 def SetDumpPythonHistorical(self, isHistorical):
377 if isHistorical: val = "true"
379 SMESH._objref_SMESH_Gen.SetOption(self, "historical_python_dump", val)
381 ## Sets the current study and Geometry component
382 # @ingroup l1_auxiliary
383 def init_smesh(self,theStudy,geompyD = None):
385 self.SetCurrentStudy(theStudy,geompyD)
388 notebook.myStudy = theStudy
390 ## Creates a mesh. This can be either an empty mesh, possibly having an underlying geometry,
391 # or a mesh wrapping a CORBA mesh given as a parameter.
392 # @param obj either (1) a CORBA mesh (SMESH._objref_SMESH_Mesh) got e.g. by calling
393 # salome.myStudy.FindObjectID("0:1:2:3").GetObject() or
394 # (2) a Geometrical object for meshing or
396 # @param name the name for the new mesh.
397 # @return an instance of Mesh class.
398 # @ingroup l2_construct
399 def Mesh(self, obj=0, name=0):
400 if isinstance(obj,str):
402 return Mesh(self,self.geompyD,obj,name)
404 ## Returns a long value from enumeration
405 # @ingroup l1_controls
406 def EnumToLong(self,theItem):
409 ## Returns a string representation of the color.
410 # To be used with filters.
411 # @param c color value (SALOMEDS.Color)
412 # @ingroup l1_controls
413 def ColorToString(self,c):
415 if isinstance(c, SALOMEDS.Color):
416 val = "%s;%s;%s" % (c.R, c.G, c.B)
417 elif isinstance(c, str):
420 raise ValueError, "Color value should be of string or SALOMEDS.Color type"
423 ## Gets PointStruct from vertex
424 # @param theVertex a GEOM object(vertex)
425 # @return SMESH.PointStruct
426 # @ingroup l1_auxiliary
427 def GetPointStruct(self,theVertex):
428 [x, y, z] = self.geompyD.PointCoordinates(theVertex)
429 return PointStruct(x,y,z)
431 ## Gets DirStruct from vector
432 # @param theVector a GEOM object(vector)
433 # @return SMESH.DirStruct
434 # @ingroup l1_auxiliary
435 def GetDirStruct(self,theVector):
436 vertices = self.geompyD.SubShapeAll( theVector, geomBuilder.geomBuilder.ShapeType["VERTEX"] )
437 if(len(vertices) != 2):
438 print "Error: vector object is incorrect."
440 p1 = self.geompyD.PointCoordinates(vertices[0])
441 p2 = self.geompyD.PointCoordinates(vertices[1])
442 pnt = PointStruct(p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
443 dirst = DirStruct(pnt)
446 ## Makes DirStruct from a triplet
447 # @param x,y,z vector components
448 # @return SMESH.DirStruct
449 # @ingroup l1_auxiliary
450 def MakeDirStruct(self,x,y,z):
451 pnt = PointStruct(x,y,z)
452 return DirStruct(pnt)
454 ## Get AxisStruct from object
455 # @param theObj a GEOM object (line or plane)
456 # @return SMESH.AxisStruct
457 # @ingroup l1_auxiliary
458 def GetAxisStruct(self,theObj):
460 edges = self.geompyD.SubShapeAll( theObj, geomBuilder.geomBuilder.ShapeType["EDGE"] )
463 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geomBuilder.geomBuilder.ShapeType["VERTEX"] )
464 vertex3, vertex4 = self.geompyD.SubShapeAll( edges[1], geomBuilder.geomBuilder.ShapeType["VERTEX"] )
465 vertex1 = self.geompyD.PointCoordinates(vertex1)
466 vertex2 = self.geompyD.PointCoordinates(vertex2)
467 vertex3 = self.geompyD.PointCoordinates(vertex3)
468 vertex4 = self.geompyD.PointCoordinates(vertex4)
469 v1 = [vertex2[0]-vertex1[0], vertex2[1]-vertex1[1], vertex2[2]-vertex1[2]]
470 v2 = [vertex4[0]-vertex3[0], vertex4[1]-vertex3[1], vertex4[2]-vertex3[2]]
471 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] ]
472 axis = AxisStruct(vertex1[0], vertex1[1], vertex1[2], normal[0], normal[1], normal[2])
473 axis._mirrorType = SMESH.SMESH_MeshEditor.PLANE
474 elif len(edges) == 1:
475 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geomBuilder.geomBuilder.ShapeType["VERTEX"] )
476 p1 = self.geompyD.PointCoordinates( vertex1 )
477 p2 = self.geompyD.PointCoordinates( vertex2 )
478 axis = AxisStruct(p1[0], p1[1], p1[2], p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
479 axis._mirrorType = SMESH.SMESH_MeshEditor.AXIS
480 elif theObj.GetShapeType() == GEOM.VERTEX:
481 x,y,z = self.geompyD.PointCoordinates( theObj )
482 axis = AxisStruct( x,y,z, 1,0,0,)
483 axis._mirrorType = SMESH.SMESH_MeshEditor.POINT
486 # From SMESH_Gen interface:
487 # ------------------------
489 ## Sets the given name to the object
490 # @param obj the object to rename
491 # @param name a new object name
492 # @ingroup l1_auxiliary
493 def SetName(self, obj, name):
494 if isinstance( obj, Mesh ):
496 elif isinstance( obj, Mesh_Algorithm ):
497 obj = obj.GetAlgorithm()
498 ior = salome.orb.object_to_string(obj)
499 SMESH._objref_SMESH_Gen.SetName(self, ior, name)
501 ## Sets the current mode
502 # @ingroup l1_auxiliary
503 def SetEmbeddedMode( self,theMode ):
504 #self.SetEmbeddedMode(theMode)
505 SMESH._objref_SMESH_Gen.SetEmbeddedMode(self,theMode)
507 ## Gets the current mode
508 # @ingroup l1_auxiliary
509 def IsEmbeddedMode(self):
510 #return self.IsEmbeddedMode()
511 return SMESH._objref_SMESH_Gen.IsEmbeddedMode(self)
513 ## Sets the current study
514 # @ingroup l1_auxiliary
515 def SetCurrentStudy( self, theStudy, geompyD = None ):
516 #self.SetCurrentStudy(theStudy)
518 from salome.geom import geomBuilder
519 geompyD = geomBuilder.geom
522 self.SetGeomEngine(geompyD)
523 SMESH._objref_SMESH_Gen.SetCurrentStudy(self,theStudy)
526 notebook = salome_notebook.NoteBook( theStudy )
528 notebook = salome_notebook.NoteBook( salome_notebook.PseudoStudyForNoteBook() )
530 ## Gets the current study
531 # @ingroup l1_auxiliary
532 def GetCurrentStudy(self):
533 #return self.GetCurrentStudy()
534 return SMESH._objref_SMESH_Gen.GetCurrentStudy(self)
536 ## Creates a Mesh object importing data from the given UNV file
537 # @return an instance of Mesh class
539 def CreateMeshesFromUNV( self,theFileName ):
540 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromUNV(self,theFileName)
541 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
544 ## Creates a Mesh object(s) importing data from the given MED file
545 # @return a tuple ( list of Mesh class instances, SMESH.DriverMED_ReadStatus )
547 def CreateMeshesFromMED( self,theFileName ):
548 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromMED(self,theFileName)
549 aMeshes = [ Mesh(self, self.geompyD, m) for m in aSmeshMeshes ]
550 return aMeshes, aStatus
552 ## Creates a Mesh object(s) importing data from the given SAUV file
553 # @return a tuple ( list of Mesh class instances, SMESH.DriverMED_ReadStatus )
555 def CreateMeshesFromSAUV( self,theFileName ):
556 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromSAUV(self,theFileName)
557 aMeshes = [ Mesh(self, self.geompyD, m) for m in aSmeshMeshes ]
558 return aMeshes, aStatus
560 ## Creates a Mesh object importing data from the given STL file
561 # @return an instance of Mesh class
563 def CreateMeshesFromSTL( self, theFileName ):
564 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromSTL(self,theFileName)
565 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
568 ## Creates Mesh objects importing data from the given CGNS file
569 # @return a tuple ( list of Mesh class instances, SMESH.DriverMED_ReadStatus )
571 def CreateMeshesFromCGNS( self, theFileName ):
572 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromCGNS(self,theFileName)
573 aMeshes = [ Mesh(self, self.geompyD, m) for m in aSmeshMeshes ]
574 return aMeshes, aStatus
576 ## Creates a Mesh object importing data from the given GMF file.
577 # GMF files must have .mesh extension for the ASCII format and .meshb for
579 # @return [ an instance of Mesh class, SMESH.ComputeError ]
581 def CreateMeshesFromGMF( self, theFileName ):
582 aSmeshMesh, error = SMESH._objref_SMESH_Gen.CreateMeshesFromGMF(self,
585 if error.comment: print "*** CreateMeshesFromGMF() errors:\n", error.comment
586 return Mesh(self, self.geompyD, aSmeshMesh), error
588 ## Concatenate the given meshes into one mesh.
589 # @return an instance of Mesh class
590 # @param meshes the meshes to combine into one mesh
591 # @param uniteIdenticalGroups if true, groups with same names are united, else they are renamed
592 # @param mergeNodesAndElements if true, equal nodes and elements aremerged
593 # @param mergeTolerance tolerance for merging nodes
594 # @param allGroups forces creation of groups of all elements
595 # @param name name of a new mesh
596 def Concatenate( self, meshes, uniteIdenticalGroups,
597 mergeNodesAndElements = False, mergeTolerance = 1e-5, allGroups = False,
599 if not meshes: return None
600 for i,m in enumerate(meshes):
601 if isinstance(m, Mesh):
602 meshes[i] = m.GetMesh()
603 mergeTolerance,Parameters,hasVars = ParseParameters(mergeTolerance)
604 meshes[0].SetParameters(Parameters)
606 aSmeshMesh = SMESH._objref_SMESH_Gen.ConcatenateWithGroups(
607 self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
609 aSmeshMesh = SMESH._objref_SMESH_Gen.Concatenate(
610 self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
611 aMesh = Mesh(self, self.geompyD, aSmeshMesh, name=name)
614 ## Create a mesh by copying a part of another mesh.
615 # @param meshPart a part of mesh to copy, either a Mesh, a sub-mesh or a group;
616 # to copy nodes or elements not contained in any mesh object,
617 # pass result of Mesh.GetIDSource( list_of_ids, type ) as meshPart
618 # @param meshName a name of the new mesh
619 # @param toCopyGroups to create in the new mesh groups the copied elements belongs to
620 # @param toKeepIDs to preserve IDs of the copied elements or not
621 # @return an instance of Mesh class
622 def CopyMesh( self, meshPart, meshName, toCopyGroups=False, toKeepIDs=False):
623 if (isinstance( meshPart, Mesh )):
624 meshPart = meshPart.GetMesh()
625 mesh = SMESH._objref_SMESH_Gen.CopyMesh( self,meshPart,meshName,toCopyGroups,toKeepIDs )
626 return Mesh(self, self.geompyD, mesh)
628 ## From SMESH_Gen interface
629 # @return the list of integer values
630 # @ingroup l1_auxiliary
631 def GetSubShapesId( self, theMainObject, theListOfSubObjects ):
632 return SMESH._objref_SMESH_Gen.GetSubShapesId(self,theMainObject, theListOfSubObjects)
634 ## From SMESH_Gen interface. Creates a pattern
635 # @return an instance of SMESH_Pattern
637 # <a href="../tui_modifying_meshes_page.html#tui_pattern_mapping">Example of Patterns usage</a>
638 # @ingroup l2_modif_patterns
639 def GetPattern(self):
640 return SMESH._objref_SMESH_Gen.GetPattern(self)
642 ## Sets number of segments per diagonal of boundary box of geometry by which
643 # default segment length of appropriate 1D hypotheses is defined.
644 # Default value is 10
645 # @ingroup l1_auxiliary
646 def SetBoundaryBoxSegmentation(self, nbSegments):
647 SMESH._objref_SMESH_Gen.SetBoundaryBoxSegmentation(self,nbSegments)
649 # Filtering. Auxiliary functions:
650 # ------------------------------
652 ## Creates an empty criterion
653 # @return SMESH.Filter.Criterion
654 # @ingroup l1_controls
655 def GetEmptyCriterion(self):
656 Type = self.EnumToLong(FT_Undefined)
657 Compare = self.EnumToLong(FT_Undefined)
661 UnaryOp = self.EnumToLong(FT_Undefined)
662 BinaryOp = self.EnumToLong(FT_Undefined)
665 Precision = -1 ##@1e-07
666 return Filter.Criterion(Type, Compare, Threshold, ThresholdStr, ThresholdID,
667 UnaryOp, BinaryOp, Tolerance, TypeOfElement, Precision)
669 ## Creates a criterion by the given parameters
670 # \n Criterion structures allow to define complex filters by combining them with logical operations (AND / OR) (see example below)
671 # @param elementType the type of elements(NODE, EDGE, FACE, VOLUME)
672 # @param CritType the type of criterion (FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc.)
673 # @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
674 # @param Threshold the threshold value (range of ids as string, shape, numeric)
675 # @param UnaryOp FT_LogicalNOT or FT_Undefined
676 # @param BinaryOp a binary logical operation FT_LogicalAND, FT_LogicalOR or
677 # FT_Undefined (must be for the last criterion of all criteria)
678 # @param Tolerance the tolerance used by FT_BelongToGeom, FT_BelongToSurface,
679 # FT_LyingOnGeom, FT_CoplanarFaces criteria
680 # @return SMESH.Filter.Criterion
682 # <a href="../tui_filters_page.html#combining_filters">Example of Criteria usage</a>
683 # @ingroup l1_controls
684 def GetCriterion(self,elementType,
686 Compare = FT_EqualTo,
688 UnaryOp=FT_Undefined,
689 BinaryOp=FT_Undefined,
691 if not CritType in SMESH.FunctorType._items:
692 raise TypeError, "CritType should be of SMESH.FunctorType"
693 aCriterion = self.GetEmptyCriterion()
694 aCriterion.TypeOfElement = elementType
695 aCriterion.Type = self.EnumToLong(CritType)
696 aCriterion.Tolerance = Tolerance
698 aThreshold = Threshold
700 if Compare in [FT_LessThan, FT_MoreThan, FT_EqualTo]:
701 aCriterion.Compare = self.EnumToLong(Compare)
702 elif Compare == "=" or Compare == "==":
703 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
705 aCriterion.Compare = self.EnumToLong(FT_LessThan)
707 aCriterion.Compare = self.EnumToLong(FT_MoreThan)
708 elif Compare != FT_Undefined:
709 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
712 if CritType in [FT_BelongToGeom, FT_BelongToPlane, FT_BelongToGenSurface,
713 FT_BelongToCylinder, FT_LyingOnGeom]:
714 # Checks that Threshold is GEOM object
715 if isinstance(aThreshold, geomBuilder.GEOM._objref_GEOM_Object):
716 aCriterion.ThresholdStr = GetName(aThreshold)
717 aCriterion.ThresholdID = aThreshold.GetStudyEntry()
718 if not aCriterion.ThresholdID:
719 name = aCriterion.ThresholdStr
721 name = "%s_%s"%(aThreshold.GetShapeType(), id(aThreshold)%10000)
722 aCriterion.ThresholdID = self.geompyD.addToStudy( aThreshold, name )
723 #raise RuntimeError, "Threshold shape must be published"
725 print "Error: The Threshold should be a shape."
727 if isinstance(UnaryOp,float):
728 aCriterion.Tolerance = UnaryOp
729 UnaryOp = FT_Undefined
731 elif CritType == FT_RangeOfIds:
732 # Checks that Threshold is string
733 if isinstance(aThreshold, str):
734 aCriterion.ThresholdStr = aThreshold
736 print "Error: The Threshold should be a string."
738 elif CritType == FT_CoplanarFaces:
739 # Checks the Threshold
740 if isinstance(aThreshold, int):
741 aCriterion.ThresholdID = str(aThreshold)
742 elif isinstance(aThreshold, str):
745 raise ValueError, "Invalid ID of mesh face: '%s'"%aThreshold
746 aCriterion.ThresholdID = aThreshold
749 "The Threshold should be an ID of mesh face and not '%s'"%aThreshold
750 elif CritType == FT_ConnectedElements:
751 # Checks the Threshold
752 if isinstance(aThreshold, geomBuilder.GEOM._objref_GEOM_Object): # shape
753 aCriterion.ThresholdID = aThreshold.GetStudyEntry()
754 if not aCriterion.ThresholdID:
755 name = aThreshold.GetName()
757 name = "%s_%s"%(aThreshold.GetShapeType(), id(aThreshold)%10000)
758 aCriterion.ThresholdID = self.geompyD.addToStudy( aThreshold, name )
759 elif isinstance(aThreshold, int): # node id
760 aCriterion.Threshold = aThreshold
761 elif isinstance(aThreshold, list): # 3 point coordinates
762 if len( aThreshold ) < 3:
763 raise ValueError, "too few point coordinates, must be 3"
764 aCriterion.ThresholdStr = " ".join( [str(c) for c in aThreshold[:3]] )
765 elif isinstance(aThreshold, str):
766 if aThreshold.isdigit():
767 aCriterion.Threshold = aThreshold # node id
769 aCriterion.ThresholdStr = aThreshold # hope that it's point coordinates
772 "The Threshold should either a VERTEX, or a node ID, "\
773 "or a list of point coordinates and not '%s'"%aThreshold
774 elif CritType == FT_ElemGeomType:
775 # Checks the Threshold
777 aCriterion.Threshold = self.EnumToLong(aThreshold)
778 assert( aThreshold in SMESH.GeometryType._items )
780 if isinstance(aThreshold, int):
781 aCriterion.Threshold = aThreshold
783 print "Error: The Threshold should be an integer or SMESH.GeometryType."
787 elif CritType == FT_EntityType:
788 # Checks the Threshold
790 aCriterion.Threshold = self.EnumToLong(aThreshold)
791 assert( aThreshold in SMESH.EntityType._items )
793 if isinstance(aThreshold, int):
794 aCriterion.Threshold = aThreshold
796 print "Error: The Threshold should be an integer or SMESH.EntityType."
801 elif CritType == FT_GroupColor:
802 # Checks the Threshold
804 aCriterion.ThresholdStr = self.ColorToString(aThreshold)
806 print "Error: The threshold value should be of SALOMEDS.Color type"
809 elif CritType in [FT_FreeBorders, FT_FreeEdges, FT_FreeNodes, FT_FreeFaces,
810 FT_LinearOrQuadratic, FT_BadOrientedVolume,
811 FT_BareBorderFace, FT_BareBorderVolume,
812 FT_OverConstrainedFace, FT_OverConstrainedVolume,
813 FT_EqualNodes,FT_EqualEdges,FT_EqualFaces,FT_EqualVolumes ]:
814 # At this point the Threshold is unnecessary
815 if aThreshold == FT_LogicalNOT:
816 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
817 elif aThreshold in [FT_LogicalAND, FT_LogicalOR]:
818 aCriterion.BinaryOp = aThreshold
822 aThreshold = float(aThreshold)
823 aCriterion.Threshold = aThreshold
825 print "Error: The Threshold should be a number."
828 if Threshold == FT_LogicalNOT or UnaryOp == FT_LogicalNOT:
829 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
831 if Threshold in [FT_LogicalAND, FT_LogicalOR]:
832 aCriterion.BinaryOp = self.EnumToLong(Threshold)
834 if UnaryOp in [FT_LogicalAND, FT_LogicalOR]:
835 aCriterion.BinaryOp = self.EnumToLong(UnaryOp)
837 if BinaryOp in [FT_LogicalAND, FT_LogicalOR]:
838 aCriterion.BinaryOp = self.EnumToLong(BinaryOp)
842 ## Creates a filter with the given parameters
843 # @param elementType the type of elements in the group
844 # @param CritType the type of criterion ( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
845 # @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
846 # @param Threshold the threshold value (range of id ids as string, shape, numeric)
847 # @param UnaryOp FT_LogicalNOT or FT_Undefined
848 # @param Tolerance the tolerance used by FT_BelongToGeom, FT_BelongToSurface,
849 # FT_LyingOnGeom, FT_CoplanarFaces and FT_EqualNodes criteria
850 # @param mesh the mesh to initialize the filter with
851 # @return SMESH_Filter
853 # <a href="../tui_filters_page.html#tui_filters">Example of Filters usage</a>
854 # @ingroup l1_controls
855 def GetFilter(self,elementType,
856 CritType=FT_Undefined,
859 UnaryOp=FT_Undefined,
862 aCriterion = self.GetCriterion(elementType, CritType, Compare, Threshold, UnaryOp, FT_Undefined,Tolerance)
863 aFilterMgr = self.CreateFilterManager()
864 aFilter = aFilterMgr.CreateFilter()
866 aCriteria.append(aCriterion)
867 aFilter.SetCriteria(aCriteria)
869 if isinstance( mesh, Mesh ): aFilter.SetMesh( mesh.GetMesh() )
870 else : aFilter.SetMesh( mesh )
871 aFilterMgr.UnRegister()
874 ## Creates a filter from criteria
875 # @param criteria a list of criteria
876 # @param binOp binary operator used when binary operator of criteria is undefined
877 # @return SMESH_Filter
879 # <a href="../tui_filters_page.html#tui_filters">Example of Filters usage</a>
880 # @ingroup l1_controls
881 def GetFilterFromCriteria(self,criteria, binOp=SMESH.FT_LogicalAND):
882 for i in range( len( criteria ) - 1 ):
883 if criteria[i].BinaryOp == self.EnumToLong( SMESH.FT_Undefined ):
884 criteria[i].BinaryOp = self.EnumToLong( binOp )
885 aFilterMgr = self.CreateFilterManager()
886 aFilter = aFilterMgr.CreateFilter()
887 aFilter.SetCriteria(criteria)
888 aFilterMgr.UnRegister()
891 ## Creates a numerical functor by its type
892 # @param theCriterion FT_...; functor type
893 # @return SMESH_NumericalFunctor
894 # @ingroup l1_controls
895 def GetFunctor(self,theCriterion):
896 if isinstance( theCriterion, SMESH._objref_NumericalFunctor ):
898 aFilterMgr = self.CreateFilterManager()
900 if theCriterion == FT_AspectRatio:
901 functor = aFilterMgr.CreateAspectRatio()
902 elif theCriterion == FT_AspectRatio3D:
903 functor = aFilterMgr.CreateAspectRatio3D()
904 elif theCriterion == FT_Warping:
905 functor = aFilterMgr.CreateWarping()
906 elif theCriterion == FT_MinimumAngle:
907 functor = aFilterMgr.CreateMinimumAngle()
908 elif theCriterion == FT_Taper:
909 functor = aFilterMgr.CreateTaper()
910 elif theCriterion == FT_Skew:
911 functor = aFilterMgr.CreateSkew()
912 elif theCriterion == FT_Area:
913 functor = aFilterMgr.CreateArea()
914 elif theCriterion == FT_Volume3D:
915 functor = aFilterMgr.CreateVolume3D()
916 elif theCriterion == FT_MaxElementLength2D:
917 functor = aFilterMgr.CreateMaxElementLength2D()
918 elif theCriterion == FT_MaxElementLength3D:
919 functor = aFilterMgr.CreateMaxElementLength3D()
920 elif theCriterion == FT_MultiConnection:
921 functor = aFilterMgr.CreateMultiConnection()
922 elif theCriterion == FT_MultiConnection2D:
923 functor = aFilterMgr.CreateMultiConnection2D()
924 elif theCriterion == FT_Length:
925 functor = aFilterMgr.CreateLength()
926 elif theCriterion == FT_Length2D:
927 functor = aFilterMgr.CreateLength2D()
929 print "Error: given parameter is not numerical functor type."
930 aFilterMgr.UnRegister()
933 ## Creates hypothesis
934 # @param theHType mesh hypothesis type (string)
935 # @param theLibName mesh plug-in library name
936 # @return created hypothesis instance
937 def CreateHypothesis(self, theHType, theLibName="libStdMeshersEngine.so"):
938 hyp = SMESH._objref_SMESH_Gen.CreateHypothesis(self, theHType, theLibName )
940 if isinstance( hyp, SMESH._objref_SMESH_Algo ):
943 # wrap hypothesis methods
944 #print "HYPOTHESIS", theHType
945 for meth_name in dir( hyp.__class__ ):
946 if not meth_name.startswith("Get") and \
947 not meth_name in dir ( SMESH._objref_SMESH_Hypothesis ):
948 method = getattr ( hyp.__class__, meth_name )
950 setattr( hyp, meth_name, hypMethodWrapper( hyp, method ))
954 ## Gets the mesh statistic
955 # @return dictionary "element type" - "count of elements"
956 # @ingroup l1_meshinfo
957 def GetMeshInfo(self, obj):
958 if isinstance( obj, Mesh ):
961 if hasattr(obj, "GetMeshInfo"):
962 values = obj.GetMeshInfo()
963 for i in range(SMESH.Entity_Last._v):
964 if i < len(values): d[SMESH.EntityType._item(i)]=values[i]
968 ## Get minimum distance between two objects
970 # If @a src2 is None, and @a id2 = 0, distance from @a src1 / @a id1 to the origin is computed.
971 # If @a src2 is None, and @a id2 != 0, it is assumed that both @a id1 and @a id2 belong to @a src1.
973 # @param src1 first source object
974 # @param src2 second source object
975 # @param id1 node/element id from the first source
976 # @param id2 node/element id from the second (or first) source
977 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
978 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
979 # @return minimum distance value
980 # @sa GetMinDistance()
981 # @ingroup l1_measurements
982 def MinDistance(self, src1, src2=None, id1=0, id2=0, isElem1=False, isElem2=False):
983 result = self.GetMinDistance(src1, src2, id1, id2, isElem1, isElem2)
987 result = result.value
990 ## Get measure structure specifying minimum distance data between two objects
992 # If @a src2 is None, and @a id2 = 0, distance from @a src1 / @a id1 to the origin is computed.
993 # If @a src2 is None, and @a id2 != 0, it is assumed that both @a id1 and @a id2 belong to @a src1.
995 # @param src1 first source object
996 # @param src2 second source object
997 # @param id1 node/element id from the first source
998 # @param id2 node/element id from the second (or first) source
999 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
1000 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
1001 # @return Measure structure or None if input data is invalid
1003 # @ingroup l1_measurements
1004 def GetMinDistance(self, src1, src2=None, id1=0, id2=0, isElem1=False, isElem2=False):
1005 if isinstance(src1, Mesh): src1 = src1.mesh
1006 if isinstance(src2, Mesh): src2 = src2.mesh
1007 if src2 is None and id2 != 0: src2 = src1
1008 if not hasattr(src1, "_narrow"): return None
1009 src1 = src1._narrow(SMESH.SMESH_IDSource)
1010 if not src1: return None
1011 unRegister = genObjUnRegister()
1014 e = m.GetMeshEditor()
1016 src1 = e.MakeIDSource([id1], SMESH.FACE)
1018 src1 = e.MakeIDSource([id1], SMESH.NODE)
1019 unRegister.set( src1 )
1021 if hasattr(src2, "_narrow"):
1022 src2 = src2._narrow(SMESH.SMESH_IDSource)
1023 if src2 and id2 != 0:
1025 e = m.GetMeshEditor()
1027 src2 = e.MakeIDSource([id2], SMESH.FACE)
1029 src2 = e.MakeIDSource([id2], SMESH.NODE)
1030 unRegister.set( src2 )
1033 aMeasurements = self.CreateMeasurements()
1034 unRegister.set( aMeasurements )
1035 result = aMeasurements.MinDistance(src1, src2)
1038 ## Get bounding box of the specified object(s)
1039 # @param objects single source object or list of source objects
1040 # @return tuple of six values (minX, minY, minZ, maxX, maxY, maxZ)
1041 # @sa GetBoundingBox()
1042 # @ingroup l1_measurements
1043 def BoundingBox(self, objects):
1044 result = self.GetBoundingBox(objects)
1048 result = (result.minX, result.minY, result.minZ, result.maxX, result.maxY, result.maxZ)
1051 ## Get measure structure specifying bounding box data of the specified object(s)
1052 # @param objects single source object or list of source objects
1053 # @return Measure structure
1055 # @ingroup l1_measurements
1056 def GetBoundingBox(self, objects):
1057 if isinstance(objects, tuple):
1058 objects = list(objects)
1059 if not isinstance(objects, list):
1063 if isinstance(o, Mesh):
1064 srclist.append(o.mesh)
1065 elif hasattr(o, "_narrow"):
1066 src = o._narrow(SMESH.SMESH_IDSource)
1067 if src: srclist.append(src)
1070 aMeasurements = self.CreateMeasurements()
1071 result = aMeasurements.BoundingBox(srclist)
1072 aMeasurements.UnRegister()
1075 ## Get sum of lengths of all 1D elements in the mesh object.
1076 # @param obj mesh, submesh or group
1077 # @return sum of lengths of all 1D elements
1078 # @ingroup l1_measurements
1079 def GetLength(self, obj):
1080 if isinstance(obj, Mesh): obj = obj.mesh
1081 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1082 aMeasurements = self.CreateMeasurements()
1083 value = aMeasurements.Length(obj)
1084 aMeasurements.UnRegister()
1087 ## Get sum of areas of all 2D elements in the mesh object.
1088 # @param obj mesh, submesh or group
1089 # @return sum of areas of all 2D elements
1090 # @ingroup l1_measurements
1091 def GetArea(self, obj):
1092 if isinstance(obj, Mesh): obj = obj.mesh
1093 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1094 aMeasurements = self.CreateMeasurements()
1095 value = aMeasurements.Area(obj)
1096 aMeasurements.UnRegister()
1099 ## Get sum of volumes of all 3D elements in the mesh object.
1100 # @param obj mesh, submesh or group
1101 # @return sum of volumes of all 3D elements
1102 # @ingroup l1_measurements
1103 def GetVolume(self, obj):
1104 if isinstance(obj, Mesh): obj = obj.mesh
1105 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1106 aMeasurements = self.CreateMeasurements()
1107 value = aMeasurements.Volume(obj)
1108 aMeasurements.UnRegister()
1111 pass # end of class smeshBuilder
1114 #Registering the new proxy for SMESH_Gen
1115 omniORB.registerObjref(SMESH._objref_SMESH_Gen._NP_RepositoryId, smeshBuilder)
1117 ## Create a new smeshBuilder instance.The smeshBuilder class provides the Python
1118 # interface to create or load meshes.
1123 # salome.salome_init()
1124 # from salome.smesh import smeshBuilder
1125 # smesh = smeshBuilder.New(theStudy)
1127 # @param study SALOME study, generally obtained by salome.myStudy.
1128 # @param instance CORBA proxy of SMESH Engine. If None, the default Engine is used.
1129 # @return smeshBuilder instance
1131 def New( study, instance=None):
1133 Create a new smeshBuilder instance.The smeshBuilder class provides the Python
1134 interface to create or load meshes.
1138 salome.salome_init()
1139 from salome.smesh import smeshBuilder
1140 smesh = smeshBuilder.New(theStudy)
1143 study SALOME study, generally obtained by salome.myStudy.
1144 instance CORBA proxy of SMESH Engine. If None, the default Engine is used.
1146 smeshBuilder instance
1154 smeshInst = smeshBuilder()
1155 assert isinstance(smeshInst,smeshBuilder), "Smesh engine class is %s but should be smeshBuilder.smeshBuilder. Import salome.smesh.smeshBuilder before creating the instance."%smeshInst.__class__
1156 smeshInst.init_smesh(study)
1160 # Public class: Mesh
1161 # ==================
1163 ## This class allows defining and managing a mesh.
1164 # It has a set of methods to build a mesh on the given geometry, including the definition of sub-meshes.
1165 # It also has methods to define groups of mesh elements, to modify a mesh (by addition of
1166 # new nodes and elements and by changing the existing entities), to get information
1167 # about a mesh and to export a mesh into different formats.
1169 __metaclass__ = MeshMeta
1177 # Creates a mesh on the shape \a obj (or an empty mesh if \a obj is equal to 0) and
1178 # sets the GUI name of this mesh to \a name.
1179 # @param smeshpyD an instance of smeshBuilder class
1180 # @param geompyD an instance of geomBuilder class
1181 # @param obj Shape to be meshed or SMESH_Mesh object
1182 # @param name Study name of the mesh
1183 # @ingroup l2_construct
1184 def __init__(self, smeshpyD, geompyD, obj=0, name=0):
1185 self.smeshpyD=smeshpyD
1186 self.geompyD=geompyD
1191 if isinstance(obj, geomBuilder.GEOM._objref_GEOM_Object):
1194 # publish geom of mesh (issue 0021122)
1195 if not self.geom.GetStudyEntry() and smeshpyD.GetCurrentStudy():
1197 studyID = smeshpyD.GetCurrentStudy()._get_StudyId()
1198 if studyID != geompyD.myStudyId:
1199 geompyD.init_geom( smeshpyD.GetCurrentStudy())
1202 geo_name = name + " shape"
1204 geo_name = "%s_%s to mesh"%(self.geom.GetShapeType(), id(self.geom)%100)
1205 geompyD.addToStudy( self.geom, geo_name )
1206 self.SetMesh( self.smeshpyD.CreateMesh(self.geom) )
1208 elif isinstance(obj, SMESH._objref_SMESH_Mesh):
1211 self.SetMesh( self.smeshpyD.CreateEmptyMesh() )
1213 self.smeshpyD.SetName(self.mesh, name)
1215 self.smeshpyD.SetName(self.mesh, GetName(obj)) # + " mesh"
1218 self.geom = self.mesh.GetShapeToMesh()
1220 self.editor = self.mesh.GetMeshEditor()
1221 self.functors = [None] * SMESH.FT_Undefined._v
1223 # set self to algoCreator's
1224 for attrName in dir(self):
1225 attr = getattr( self, attrName )
1226 if isinstance( attr, algoCreator ):
1227 #print "algoCreator ", attrName
1228 setattr( self, attrName, attr.copy( self ))
1233 ## Destructor. Clean-up resources
1236 #self.mesh.UnRegister()
1240 ## Initializes the Mesh object from an instance of SMESH_Mesh interface
1241 # @param theMesh a SMESH_Mesh object
1242 # @ingroup l2_construct
1243 def SetMesh(self, theMesh):
1244 # do not call Register() as this prevents mesh servant deletion at closing study
1245 #if self.mesh: self.mesh.UnRegister()
1248 #self.mesh.Register()
1249 self.geom = self.mesh.GetShapeToMesh()
1252 ## Returns the mesh, that is an instance of SMESH_Mesh interface
1253 # @return a SMESH_Mesh object
1254 # @ingroup l2_construct
1258 ## Gets the name of the mesh
1259 # @return the name of the mesh as a string
1260 # @ingroup l2_construct
1262 name = GetName(self.GetMesh())
1265 ## Sets a name to the mesh
1266 # @param name a new name of the mesh
1267 # @ingroup l2_construct
1268 def SetName(self, name):
1269 self.smeshpyD.SetName(self.GetMesh(), name)
1271 ## Gets the subMesh object associated to a \a theSubObject geometrical object.
1272 # The subMesh object gives access to the IDs of nodes and elements.
1273 # @param geom a geometrical object (shape)
1274 # @param name a name for the submesh
1275 # @return an object of type SMESH_SubMesh, representing a part of mesh, which lies on the given shape
1276 # @ingroup l2_submeshes
1277 def GetSubMesh(self, geom, name):
1278 AssureGeomPublished( self, geom, name )
1279 submesh = self.mesh.GetSubMesh( geom, name )
1282 ## Returns the shape associated to the mesh
1283 # @return a GEOM_Object
1284 # @ingroup l2_construct
1288 ## Associates the given shape to the mesh (entails the recreation of the mesh)
1289 # @param geom the shape to be meshed (GEOM_Object)
1290 # @ingroup l2_construct
1291 def SetShape(self, geom):
1292 self.mesh = self.smeshpyD.CreateMesh(geom)
1294 ## Loads mesh from the study after opening the study
1298 ## Returns true if the hypotheses are defined well
1299 # @param theSubObject a sub-shape of a mesh shape
1300 # @return True or False
1301 # @ingroup l2_construct
1302 def IsReadyToCompute(self, theSubObject):
1303 return self.smeshpyD.IsReadyToCompute(self.mesh, theSubObject)
1305 ## Returns errors of hypotheses definition.
1306 # The list of errors is empty if everything is OK.
1307 # @param theSubObject a sub-shape of a mesh shape
1308 # @return a list of errors
1309 # @ingroup l2_construct
1310 def GetAlgoState(self, theSubObject):
1311 return self.smeshpyD.GetAlgoState(self.mesh, theSubObject)
1313 ## Returns a geometrical object on which the given element was built.
1314 # The returned geometrical object, if not nil, is either found in the
1315 # study or published by this method with the given name
1316 # @param theElementID the id of the mesh element
1317 # @param theGeomName the user-defined name of the geometrical object
1318 # @return GEOM::GEOM_Object instance
1319 # @ingroup l2_construct
1320 def GetGeometryByMeshElement(self, theElementID, theGeomName):
1321 return self.smeshpyD.GetGeometryByMeshElement( self.mesh, theElementID, theGeomName )
1323 ## Returns the mesh dimension depending on the dimension of the underlying shape
1324 # or, if the mesh is not based on any shape, basing on deimension of elements
1325 # @return mesh dimension as an integer value [0,3]
1326 # @ingroup l1_auxiliary
1327 def MeshDimension(self):
1328 if self.mesh.HasShapeToMesh():
1329 shells = self.geompyD.SubShapeAllIDs( self.geom, self.geompyD.ShapeType["SOLID"] )
1330 if len( shells ) > 0 :
1332 elif self.geompyD.NumberOfFaces( self.geom ) > 0 :
1334 elif self.geompyD.NumberOfEdges( self.geom ) > 0 :
1339 if self.NbVolumes() > 0: return 3
1340 if self.NbFaces() > 0: return 2
1341 if self.NbEdges() > 0: return 1
1344 ## Evaluates size of prospective mesh on a shape
1345 # @return a list where i-th element is a number of elements of i-th SMESH.EntityType
1346 # To know predicted number of e.g. edges, inquire it this way
1347 # Evaluate()[ EnumToLong( Entity_Edge )]
1348 def Evaluate(self, geom=0):
1349 if geom == 0 or not isinstance(geom, geomBuilder.GEOM._objref_GEOM_Object):
1351 geom = self.mesh.GetShapeToMesh()
1354 return self.smeshpyD.Evaluate(self.mesh, geom)
1357 ## Computes the mesh and returns the status of the computation
1358 # @param geom geomtrical shape on which mesh data should be computed
1359 # @param discardModifs if True and the mesh has been edited since
1360 # a last total re-compute and that may prevent successful partial re-compute,
1361 # then the mesh is cleaned before Compute()
1362 # @return True or False
1363 # @ingroup l2_construct
1364 def Compute(self, geom=0, discardModifs=False):
1365 if geom == 0 or not isinstance(geom, geomBuilder.GEOM._objref_GEOM_Object):
1367 geom = self.mesh.GetShapeToMesh()
1372 if discardModifs and self.mesh.HasModificationsToDiscard(): # issue 0020693
1374 ok = self.smeshpyD.Compute(self.mesh, geom)
1375 except SALOME.SALOME_Exception, ex:
1376 print "Mesh computation failed, exception caught:"
1377 print " ", ex.details.text
1380 print "Mesh computation failed, exception caught:"
1381 traceback.print_exc()
1385 # Treat compute errors
1386 computeErrors = self.smeshpyD.GetComputeErrors( self.mesh, geom )
1387 for err in computeErrors:
1389 if self.mesh.HasShapeToMesh():
1391 mainIOR = salome.orb.object_to_string(geom)
1392 for sname in salome.myStudyManager.GetOpenStudies():
1393 s = salome.myStudyManager.GetStudyByName(sname)
1395 mainSO = s.FindObjectIOR(mainIOR)
1396 if not mainSO: continue
1397 if err.subShapeID == 1:
1398 shapeText = ' on "%s"' % mainSO.GetName()
1399 subIt = s.NewChildIterator(mainSO)
1401 subSO = subIt.Value()
1403 obj = subSO.GetObject()
1404 if not obj: continue
1405 go = obj._narrow( geomBuilder.GEOM._objref_GEOM_Object )
1407 ids = go.GetSubShapeIndices()
1408 if len(ids) == 1 and ids[0] == err.subShapeID:
1409 shapeText = ' on "%s"' % subSO.GetName()
1412 shape = self.geompyD.GetSubShape( geom, [err.subShapeID])
1414 shapeText = " on %s #%s" % (shape.GetShapeType(), err.subShapeID)
1416 shapeText = " on subshape #%s" % (err.subShapeID)
1418 shapeText = " on subshape #%s" % (err.subShapeID)
1420 stdErrors = ["OK", #COMPERR_OK
1421 "Invalid input mesh", #COMPERR_BAD_INPUT_MESH
1422 "std::exception", #COMPERR_STD_EXCEPTION
1423 "OCC exception", #COMPERR_OCC_EXCEPTION
1424 "..", #COMPERR_SLM_EXCEPTION
1425 "Unknown exception", #COMPERR_EXCEPTION
1426 "Memory allocation problem", #COMPERR_MEMORY_PB
1427 "Algorithm failed", #COMPERR_ALGO_FAILED
1428 "Unexpected geometry", #COMPERR_BAD_SHAPE
1429 "Warning", #COMPERR_WARNING
1430 "Computation cancelled",#COMPERR_CANCELED
1431 "No mesh on sub-shape"] #COMPERR_NO_MESH_ON_SHAPE
1433 if err.code < len(stdErrors): errText = stdErrors[err.code]
1435 errText = "code %s" % -err.code
1436 if errText: errText += ". "
1437 errText += err.comment
1438 if allReasons != "":allReasons += "\n"
1440 allReasons += '- "%s"%s - %s' %(err.algoName, shapeText, errText)
1442 allReasons += '- "%s" failed%s. Error: %s' %(err.algoName, shapeText, errText)
1446 errors = self.smeshpyD.GetAlgoState( self.mesh, geom )
1448 if err.isGlobalAlgo:
1456 reason = '%s %sD algorithm is missing' % (glob, dim)
1457 elif err.state == HYP_MISSING:
1458 reason = ('%s %sD algorithm "%s" misses %sD hypothesis'
1459 % (glob, dim, name, dim))
1460 elif err.state == HYP_NOTCONFORM:
1461 reason = 'Global "Not Conform mesh allowed" hypothesis is missing'
1462 elif err.state == HYP_BAD_PARAMETER:
1463 reason = ('Hypothesis of %s %sD algorithm "%s" has a bad parameter value'
1464 % ( glob, dim, name ))
1465 elif err.state == HYP_BAD_GEOMETRY:
1466 reason = ('%s %sD algorithm "%s" is assigned to mismatching'
1467 'geometry' % ( glob, dim, name ))
1468 elif err.state == HYP_HIDDEN_ALGO:
1469 reason = ('%s %sD algorithm "%s" is ignored due to presence of a %s '
1470 'algorithm of upper dimension generating %sD mesh'
1471 % ( glob, dim, name, glob, dim ))
1473 reason = ("For unknown reason. "
1474 "Developer, revise Mesh.Compute() implementation in smeshBuilder.py!")
1476 if allReasons != "":allReasons += "\n"
1477 allReasons += "- " + reason
1479 if not ok or allReasons != "":
1480 msg = '"' + GetName(self.mesh) + '"'
1481 if ok: msg += " has been computed with warnings"
1482 else: msg += " has not been computed"
1483 if allReasons != "": msg += ":"
1488 if salome.sg.hasDesktop() and self.mesh.GetStudyId() >= 0:
1489 smeshgui = salome.ImportComponentGUI("SMESH")
1490 smeshgui.Init(self.mesh.GetStudyId())
1491 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
1492 salome.sg.updateObjBrowser(1)
1496 ## Return submesh objects list in meshing order
1497 # @return list of list of submesh objects
1498 # @ingroup l2_construct
1499 def GetMeshOrder(self):
1500 return self.mesh.GetMeshOrder()
1502 ## Return submesh objects list in meshing order
1503 # @return list of list of submesh objects
1504 # @ingroup l2_construct
1505 def SetMeshOrder(self, submeshes):
1506 return self.mesh.SetMeshOrder(submeshes)
1508 ## Removes all nodes and elements
1509 # @ingroup l2_construct
1512 if ( salome.sg.hasDesktop() and
1513 salome.myStudyManager.GetStudyByID( self.mesh.GetStudyId() )):
1514 smeshgui = salome.ImportComponentGUI("SMESH")
1515 smeshgui.Init(self.mesh.GetStudyId())
1516 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
1517 salome.sg.updateObjBrowser(1)
1519 ## Removes all nodes and elements of indicated shape
1520 # @ingroup l2_construct
1521 def ClearSubMesh(self, geomId):
1522 self.mesh.ClearSubMesh(geomId)
1523 if salome.sg.hasDesktop():
1524 smeshgui = salome.ImportComponentGUI("SMESH")
1525 smeshgui.Init(self.mesh.GetStudyId())
1526 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
1527 salome.sg.updateObjBrowser(1)
1529 ## Computes a tetrahedral mesh using AutomaticLength + MEFISTO + Tetrahedron
1530 # @param fineness [0.0,1.0] defines mesh fineness
1531 # @return True or False
1532 # @ingroup l3_algos_basic
1533 def AutomaticTetrahedralization(self, fineness=0):
1534 dim = self.MeshDimension()
1536 self.RemoveGlobalHypotheses()
1537 self.Segment().AutomaticLength(fineness)
1539 self.Triangle().LengthFromEdges()
1544 return self.Compute()
1546 ## Computes an hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron
1547 # @param fineness [0.0, 1.0] defines mesh fineness
1548 # @return True or False
1549 # @ingroup l3_algos_basic
1550 def AutomaticHexahedralization(self, fineness=0):
1551 dim = self.MeshDimension()
1552 # assign the hypotheses
1553 self.RemoveGlobalHypotheses()
1554 self.Segment().AutomaticLength(fineness)
1561 return self.Compute()
1563 ## Assigns a hypothesis
1564 # @param hyp a hypothesis to assign
1565 # @param geom a subhape of mesh geometry
1566 # @return SMESH.Hypothesis_Status
1567 # @ingroup l2_hypotheses
1568 def AddHypothesis(self, hyp, geom=0):
1569 if isinstance( hyp, Mesh_Algorithm ):
1570 hyp = hyp.GetAlgorithm()
1575 geom = self.mesh.GetShapeToMesh()
1578 if self.mesh.HasShapeToMesh():
1579 hyp_type = hyp.GetName()
1580 lib_name = hyp.GetLibName()
1581 checkAll = ( not geom.IsSame( self.mesh.GetShapeToMesh() ))
1582 if checkAll and geom:
1583 checkAll = geom.GetType() == 37
1584 isApplicable = self.smeshpyD.IsApplicable(hyp_type, lib_name, geom, checkAll)
1586 AssureGeomPublished( self, geom, "shape for %s" % hyp.GetName())
1587 status = self.mesh.AddHypothesis(geom, hyp)
1589 status = HYP_BAD_GEOMETRY
1590 hyp_name = GetName( hyp )
1593 geom_name = geom.GetName()
1594 isAlgo = hyp._narrow( SMESH_Algo )
1595 TreatHypoStatus( status, hyp_name, geom_name, isAlgo )
1598 ## Return True if an algorithm of hypothesis is assigned to a given shape
1599 # @param hyp a hypothesis to check
1600 # @param geom a subhape of mesh geometry
1601 # @return True of False
1602 # @ingroup l2_hypotheses
1603 def IsUsedHypothesis(self, hyp, geom):
1604 if not hyp: # or not geom
1606 if isinstance( hyp, Mesh_Algorithm ):
1607 hyp = hyp.GetAlgorithm()
1609 hyps = self.GetHypothesisList(geom)
1611 if h.GetId() == hyp.GetId():
1615 ## Unassigns a hypothesis
1616 # @param hyp a hypothesis to unassign
1617 # @param geom a sub-shape of mesh geometry
1618 # @return SMESH.Hypothesis_Status
1619 # @ingroup l2_hypotheses
1620 def RemoveHypothesis(self, hyp, geom=0):
1623 if isinstance( hyp, Mesh_Algorithm ):
1624 hyp = hyp.GetAlgorithm()
1630 if self.IsUsedHypothesis( hyp, shape ):
1631 return self.mesh.RemoveHypothesis( shape, hyp )
1632 hypName = GetName( hyp )
1633 geoName = GetName( shape )
1634 print "WARNING: RemoveHypothesis() failed as '%s' is not assigned to '%s' shape" % ( hypName, geoName )
1637 ## Gets the list of hypotheses added on a geometry
1638 # @param geom a sub-shape of mesh geometry
1639 # @return the sequence of SMESH_Hypothesis
1640 # @ingroup l2_hypotheses
1641 def GetHypothesisList(self, geom):
1642 return self.mesh.GetHypothesisList( geom )
1644 ## Removes all global hypotheses
1645 # @ingroup l2_hypotheses
1646 def RemoveGlobalHypotheses(self):
1647 current_hyps = self.mesh.GetHypothesisList( self.geom )
1648 for hyp in current_hyps:
1649 self.mesh.RemoveHypothesis( self.geom, hyp )
1653 ## Exports the mesh in a file in MED format and chooses the \a version of MED format
1654 ## allowing to overwrite the file if it exists or add the exported data to its contents
1655 # @param f is the file name
1656 # @param auto_groups boolean parameter for creating/not creating
1657 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1658 # the typical use is auto_groups=false.
1659 # @param version MED format version(MED_V2_1 or MED_V2_2)
1660 # @param overwrite boolean parameter for overwriting/not overwriting the file
1661 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1662 # @param autoDimension: if @c True (default), a space dimension of a MED mesh can be either
1663 # - 1D if all mesh nodes lie on OX coordinate axis, or
1664 # - 2D if all mesh nodes lie on XOY coordinate plane, or
1665 # - 3D in the rest cases.
1666 # If @a autoDimension is @c False, the space dimension is always 3.
1667 # @param fields : list of GEOM fields defined on the shape to mesh.
1668 # @param geomAssocFields : each character of this string means a need to export a
1669 # corresponding field; correspondence between fields and characters is following:
1670 # - 'v' stands for _vertices_ field;
1671 # - 'e' stands for _edges_ field;
1672 # - 'f' stands for _faces_ field;
1673 # - 's' stands for _solids_ field.
1674 # @ingroup l2_impexp
1675 def ExportMED(self, f, auto_groups=0, version=MED_V2_2,
1676 overwrite=1, meshPart=None, autoDimension=True, fields=[], geomAssocFields=''):
1677 if meshPart or fields or geomAssocFields:
1678 unRegister = genObjUnRegister()
1679 if isinstance( meshPart, list ):
1680 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1681 unRegister.set( meshPart )
1682 self.mesh.ExportPartToMED( meshPart, f, auto_groups, version, overwrite, autoDimension,
1683 fields, geomAssocFields)
1685 self.mesh.ExportToMEDX(f, auto_groups, version, overwrite, autoDimension)
1687 ## Exports the mesh in a file in SAUV format
1688 # @param f is the file name
1689 # @param auto_groups boolean parameter for creating/not creating
1690 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1691 # the typical use is auto_groups=false.
1692 # @ingroup l2_impexp
1693 def ExportSAUV(self, f, auto_groups=0):
1694 self.mesh.ExportSAUV(f, auto_groups)
1696 ## Exports the mesh in a file in DAT format
1697 # @param f the file name
1698 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1699 # @ingroup l2_impexp
1700 def ExportDAT(self, f, meshPart=None):
1702 unRegister = genObjUnRegister()
1703 if isinstance( meshPart, list ):
1704 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1705 unRegister.set( meshPart )
1706 self.mesh.ExportPartToDAT( meshPart, f )
1708 self.mesh.ExportDAT(f)
1710 ## Exports the mesh in a file in UNV format
1711 # @param f the file name
1712 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1713 # @ingroup l2_impexp
1714 def ExportUNV(self, f, meshPart=None):
1716 unRegister = genObjUnRegister()
1717 if isinstance( meshPart, list ):
1718 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1719 unRegister.set( meshPart )
1720 self.mesh.ExportPartToUNV( meshPart, f )
1722 self.mesh.ExportUNV(f)
1724 ## Export the mesh in a file in STL format
1725 # @param f the file name
1726 # @param ascii defines the file encoding
1727 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1728 # @ingroup l2_impexp
1729 def ExportSTL(self, f, ascii=1, meshPart=None):
1731 unRegister = genObjUnRegister()
1732 if isinstance( meshPart, list ):
1733 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1734 unRegister.set( meshPart )
1735 self.mesh.ExportPartToSTL( meshPart, f, ascii )
1737 self.mesh.ExportSTL(f, ascii)
1739 ## Exports the mesh in a file in CGNS format
1740 # @param f is the file name
1741 # @param overwrite boolean parameter for overwriting/not overwriting the file
1742 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1743 # @ingroup l2_impexp
1744 def ExportCGNS(self, f, overwrite=1, meshPart=None):
1745 unRegister = genObjUnRegister()
1746 if isinstance( meshPart, list ):
1747 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1748 unRegister.set( meshPart )
1749 if isinstance( meshPart, Mesh ):
1750 meshPart = meshPart.mesh
1752 meshPart = self.mesh
1753 self.mesh.ExportCGNS(meshPart, f, overwrite)
1755 ## Exports the mesh in a file in GMF format.
1756 # GMF files must have .mesh extension for the ASCII format and .meshb for
1757 # the bynary format. Other extensions are not allowed.
1758 # @param f is the file name
1759 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1760 # @ingroup l2_impexp
1761 def ExportGMF(self, f, meshPart=None):
1762 unRegister = genObjUnRegister()
1763 if isinstance( meshPart, list ):
1764 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1765 unRegister.set( meshPart )
1766 if isinstance( meshPart, Mesh ):
1767 meshPart = meshPart.mesh
1769 meshPart = self.mesh
1770 self.mesh.ExportGMF(meshPart, f, True)
1772 ## Deprecated, used only for compatibility! Please, use ExportToMEDX() method instead.
1773 # Exports the mesh in a file in MED format and chooses the \a version of MED format
1774 ## allowing to overwrite the file if it exists or add the exported data to its contents
1775 # @param f the file name
1776 # @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
1777 # @param opt boolean parameter for creating/not creating
1778 # the groups Group_On_All_Nodes, Group_On_All_Faces, ...
1779 # @param overwrite boolean parameter for overwriting/not overwriting the file
1780 # @param autoDimension: if @c True (default), a space dimension of a MED mesh can be either
1781 # - 1D if all mesh nodes lie on OX coordinate axis, or
1782 # - 2D if all mesh nodes lie on XOY coordinate plane, or
1783 # - 3D in the rest cases.
1785 # If @a autoDimension is @c False, the space dimension is always 3.
1786 # @ingroup l2_impexp
1787 def ExportToMED(self, f, version, opt=0, overwrite=1, autoDimension=True):
1788 self.mesh.ExportToMEDX(f, opt, version, overwrite, autoDimension)
1790 # Operations with groups:
1791 # ----------------------
1793 ## Creates an empty mesh group
1794 # @param elementType the type of elements in the group
1795 # @param name the name of the mesh group
1796 # @return SMESH_Group
1797 # @ingroup l2_grps_create
1798 def CreateEmptyGroup(self, elementType, name):
1799 return self.mesh.CreateGroup(elementType, name)
1801 ## Creates a mesh group based on the geometric object \a grp
1802 # and gives a \a name, \n if this parameter is not defined
1803 # the name is the same as the geometric group name \n
1804 # Note: Works like GroupOnGeom().
1805 # @param grp a geometric group, a vertex, an edge, a face or a solid
1806 # @param name the name of the mesh group
1807 # @return SMESH_GroupOnGeom
1808 # @ingroup l2_grps_create
1809 def Group(self, grp, name=""):
1810 return self.GroupOnGeom(grp, name)
1812 ## Creates a mesh group based on the geometrical object \a grp
1813 # and gives a \a name, \n if this parameter is not defined
1814 # the name is the same as the geometrical group name
1815 # @param grp a geometrical group, a vertex, an edge, a face or a solid
1816 # @param name the name of the mesh group
1817 # @param typ the type of elements in the group. If not set, it is
1818 # automatically detected by the type of the geometry
1819 # @return SMESH_GroupOnGeom
1820 # @ingroup l2_grps_create
1821 def GroupOnGeom(self, grp, name="", typ=None):
1822 AssureGeomPublished( self, grp, name )
1824 name = grp.GetName()
1826 typ = self._groupTypeFromShape( grp )
1827 return self.mesh.CreateGroupFromGEOM(typ, name, grp)
1829 ## Pivate method to get a type of group on geometry
1830 def _groupTypeFromShape( self, shape ):
1831 tgeo = str(shape.GetShapeType())
1832 if tgeo == "VERTEX":
1834 elif tgeo == "EDGE":
1836 elif tgeo == "FACE" or tgeo == "SHELL":
1838 elif tgeo == "SOLID" or tgeo == "COMPSOLID":
1840 elif tgeo == "COMPOUND":
1841 sub = self.geompyD.SubShapeAll( shape, self.geompyD.ShapeType["SHAPE"])
1843 raise ValueError,"_groupTypeFromShape(): empty geometric group or compound '%s'" % GetName(shape)
1844 return self._groupTypeFromShape( sub[0] )
1847 "_groupTypeFromShape(): invalid geometry '%s'" % GetName(shape)
1850 ## Creates a mesh group with given \a name based on the \a filter which
1851 ## is a special type of group dynamically updating it's contents during
1852 ## mesh modification
1853 # @param typ the type of elements in the group
1854 # @param name the name of the mesh group
1855 # @param filter the filter defining group contents
1856 # @return SMESH_GroupOnFilter
1857 # @ingroup l2_grps_create
1858 def GroupOnFilter(self, typ, name, filter):
1859 return self.mesh.CreateGroupFromFilter(typ, name, filter)
1861 ## Creates a mesh group by the given ids of elements
1862 # @param groupName the name of the mesh group
1863 # @param elementType the type of elements in the group
1864 # @param elemIDs the list of ids
1865 # @return SMESH_Group
1866 # @ingroup l2_grps_create
1867 def MakeGroupByIds(self, groupName, elementType, elemIDs):
1868 group = self.mesh.CreateGroup(elementType, groupName)
1872 ## Creates a mesh group by the given conditions
1873 # @param groupName the name of the mesh group
1874 # @param elementType the type of elements in the group
1875 # @param CritType the type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
1876 # @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
1877 # @param Threshold the threshold value (range of id ids as string, shape, numeric)
1878 # @param UnaryOp FT_LogicalNOT or FT_Undefined
1879 # @param Tolerance the tolerance used by FT_BelongToGeom, FT_BelongToSurface,
1880 # FT_LyingOnGeom, FT_CoplanarFaces criteria
1881 # @return SMESH_Group
1882 # @ingroup l2_grps_create
1886 CritType=FT_Undefined,
1889 UnaryOp=FT_Undefined,
1891 aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Threshold, UnaryOp, FT_Undefined,Tolerance)
1892 group = self.MakeGroupByCriterion(groupName, aCriterion)
1895 ## Creates a mesh group by the given criterion
1896 # @param groupName the name of the mesh group
1897 # @param Criterion the instance of Criterion class
1898 # @return SMESH_Group
1899 # @ingroup l2_grps_create
1900 def MakeGroupByCriterion(self, groupName, Criterion):
1901 aFilterMgr = self.smeshpyD.CreateFilterManager()
1902 aFilter = aFilterMgr.CreateFilter()
1904 aCriteria.append(Criterion)
1905 aFilter.SetCriteria(aCriteria)
1906 group = self.MakeGroupByFilter(groupName, aFilter)
1907 aFilterMgr.UnRegister()
1910 ## Creates a mesh group by the given criteria (list of criteria)
1911 # @param groupName the name of the mesh group
1912 # @param theCriteria the list of criteria
1913 # @return SMESH_Group
1914 # @ingroup l2_grps_create
1915 def MakeGroupByCriteria(self, groupName, theCriteria):
1916 aFilterMgr = self.smeshpyD.CreateFilterManager()
1917 aFilter = aFilterMgr.CreateFilter()
1918 aFilter.SetCriteria(theCriteria)
1919 group = self.MakeGroupByFilter(groupName, aFilter)
1920 aFilterMgr.UnRegister()
1923 ## Creates a mesh group by the given filter
1924 # @param groupName the name of the mesh group
1925 # @param theFilter the instance of Filter class
1926 # @return SMESH_Group
1927 # @ingroup l2_grps_create
1928 def MakeGroupByFilter(self, groupName, theFilter):
1929 group = self.CreateEmptyGroup(theFilter.GetElementType(), groupName)
1930 theFilter.SetMesh( self.mesh )
1931 group.AddFrom( theFilter )
1935 # @ingroup l2_grps_delete
1936 def RemoveGroup(self, group):
1937 self.mesh.RemoveGroup(group)
1939 ## Removes a group with its contents
1940 # @ingroup l2_grps_delete
1941 def RemoveGroupWithContents(self, group):
1942 self.mesh.RemoveGroupWithContents(group)
1944 ## Gets the list of groups existing in the mesh in the order of creation (starting from the oldest one)
1945 # @return a sequence of SMESH_GroupBase
1946 # @ingroup l2_grps_create
1947 def GetGroups(self):
1948 return self.mesh.GetGroups()
1950 ## Gets the number of groups existing in the mesh
1951 # @return the quantity of groups as an integer value
1952 # @ingroup l2_grps_create
1954 return self.mesh.NbGroups()
1956 ## Gets the list of names of groups existing in the mesh
1957 # @return list of strings
1958 # @ingroup l2_grps_create
1959 def GetGroupNames(self):
1960 groups = self.GetGroups()
1962 for group in groups:
1963 names.append(group.GetName())
1966 ## Produces a union of two groups
1967 # A new group is created. All mesh elements that are
1968 # present in the initial groups are added to the new one
1969 # @return an instance of SMESH_Group
1970 # @ingroup l2_grps_operon
1971 def UnionGroups(self, group1, group2, name):
1972 return self.mesh.UnionGroups(group1, group2, name)
1974 ## Produces a union list of groups
1975 # New group is created. All mesh elements that are present in
1976 # initial groups are added to the new one
1977 # @return an instance of SMESH_Group
1978 # @ingroup l2_grps_operon
1979 def UnionListOfGroups(self, groups, name):
1980 return self.mesh.UnionListOfGroups(groups, name)
1982 ## Prodices an intersection of two groups
1983 # A new group is created. All mesh elements that are common
1984 # for the two initial groups are added to the new one.
1985 # @return an instance of SMESH_Group
1986 # @ingroup l2_grps_operon
1987 def IntersectGroups(self, group1, group2, name):
1988 return self.mesh.IntersectGroups(group1, group2, name)
1990 ## Produces an intersection of groups
1991 # New group is created. All mesh elements that are present in all
1992 # initial groups simultaneously are added to the new one
1993 # @return an instance of SMESH_Group
1994 # @ingroup l2_grps_operon
1995 def IntersectListOfGroups(self, groups, name):
1996 return self.mesh.IntersectListOfGroups(groups, name)
1998 ## Produces a cut of two groups
1999 # A new group is created. All mesh elements that are present in
2000 # the main group but are not present in the tool group are added to the new one
2001 # @return an instance of SMESH_Group
2002 # @ingroup l2_grps_operon
2003 def CutGroups(self, main_group, tool_group, name):
2004 return self.mesh.CutGroups(main_group, tool_group, name)
2006 ## Produces a cut of groups
2007 # A new group is created. All mesh elements that are present in main groups
2008 # but do not present in tool groups are added to the new one
2009 # @return an instance of SMESH_Group
2010 # @ingroup l2_grps_operon
2011 def CutListOfGroups(self, main_groups, tool_groups, name):
2012 return self.mesh.CutListOfGroups(main_groups, tool_groups, name)
2014 ## Produces a group of elements of specified type using list of existing groups
2015 # A new group is created. System
2016 # 1) extracts all nodes on which groups elements are built
2017 # 2) combines all elements of specified dimension laying on these nodes
2018 # @return an instance of SMESH_Group
2019 # @ingroup l2_grps_operon
2020 def CreateDimGroup(self, groups, elem_type, name):
2021 return self.mesh.CreateDimGroup(groups, elem_type, name)
2024 ## Convert group on geom into standalone group
2025 # @ingroup l2_grps_delete
2026 def ConvertToStandalone(self, group):
2027 return self.mesh.ConvertToStandalone(group)
2029 # Get some info about mesh:
2030 # ------------------------
2032 ## Returns the log of nodes and elements added or removed
2033 # since the previous clear of the log.
2034 # @param clearAfterGet log is emptied after Get (safe if concurrents access)
2035 # @return list of log_block structures:
2040 # @ingroup l1_auxiliary
2041 def GetLog(self, clearAfterGet):
2042 return self.mesh.GetLog(clearAfterGet)
2044 ## Clears the log of nodes and elements added or removed since the previous
2045 # clear. Must be used immediately after GetLog if clearAfterGet is false.
2046 # @ingroup l1_auxiliary
2048 self.mesh.ClearLog()
2050 ## Toggles auto color mode on the object.
2051 # @param theAutoColor the flag which toggles auto color mode.
2052 # @ingroup l1_auxiliary
2053 def SetAutoColor(self, theAutoColor):
2054 self.mesh.SetAutoColor(theAutoColor)
2056 ## Gets flag of object auto color mode.
2057 # @return True or False
2058 # @ingroup l1_auxiliary
2059 def GetAutoColor(self):
2060 return self.mesh.GetAutoColor()
2062 ## Gets the internal ID
2063 # @return integer value, which is the internal Id of the mesh
2064 # @ingroup l1_auxiliary
2066 return self.mesh.GetId()
2069 # @return integer value, which is the study Id of the mesh
2070 # @ingroup l1_auxiliary
2071 def GetStudyId(self):
2072 return self.mesh.GetStudyId()
2074 ## Checks the group names for duplications.
2075 # Consider the maximum group name length stored in MED file.
2076 # @return True or False
2077 # @ingroup l1_auxiliary
2078 def HasDuplicatedGroupNamesMED(self):
2079 return self.mesh.HasDuplicatedGroupNamesMED()
2081 ## Obtains the mesh editor tool
2082 # @return an instance of SMESH_MeshEditor
2083 # @ingroup l1_modifying
2084 def GetMeshEditor(self):
2087 ## Wrap a list of IDs of elements or nodes into SMESH_IDSource which
2088 # can be passed as argument to a method accepting mesh, group or sub-mesh
2089 # @return an instance of SMESH_IDSource
2090 # @ingroup l1_auxiliary
2091 def GetIDSource(self, ids, elemType):
2092 return self.editor.MakeIDSource(ids, elemType)
2095 # Get informations about mesh contents:
2096 # ------------------------------------
2098 ## Gets the mesh stattistic
2099 # @return dictionary type element - count of elements
2100 # @ingroup l1_meshinfo
2101 def GetMeshInfo(self, obj = None):
2102 if not obj: obj = self.mesh
2103 return self.smeshpyD.GetMeshInfo(obj)
2105 ## Returns the number of nodes in the mesh
2106 # @return an integer value
2107 # @ingroup l1_meshinfo
2109 return self.mesh.NbNodes()
2111 ## Returns the number of elements in the mesh
2112 # @return an integer value
2113 # @ingroup l1_meshinfo
2114 def NbElements(self):
2115 return self.mesh.NbElements()
2117 ## Returns the number of 0d elements in the mesh
2118 # @return an integer value
2119 # @ingroup l1_meshinfo
2120 def Nb0DElements(self):
2121 return self.mesh.Nb0DElements()
2123 ## Returns the number of ball discrete elements in the mesh
2124 # @return an integer value
2125 # @ingroup l1_meshinfo
2127 return self.mesh.NbBalls()
2129 ## Returns the number of edges in the mesh
2130 # @return an integer value
2131 # @ingroup l1_meshinfo
2133 return self.mesh.NbEdges()
2135 ## Returns the number of edges with the given order in the mesh
2136 # @param elementOrder the order of elements:
2137 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2138 # @return an integer value
2139 # @ingroup l1_meshinfo
2140 def NbEdgesOfOrder(self, elementOrder):
2141 return self.mesh.NbEdgesOfOrder(elementOrder)
2143 ## Returns the number of faces in the mesh
2144 # @return an integer value
2145 # @ingroup l1_meshinfo
2147 return self.mesh.NbFaces()
2149 ## Returns the number of faces with the given order in the mesh
2150 # @param elementOrder the order of elements:
2151 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2152 # @return an integer value
2153 # @ingroup l1_meshinfo
2154 def NbFacesOfOrder(self, elementOrder):
2155 return self.mesh.NbFacesOfOrder(elementOrder)
2157 ## Returns the number of triangles in the mesh
2158 # @return an integer value
2159 # @ingroup l1_meshinfo
2160 def NbTriangles(self):
2161 return self.mesh.NbTriangles()
2163 ## Returns the number of triangles with the given order in the mesh
2164 # @param elementOrder is the order of elements:
2165 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2166 # @return an integer value
2167 # @ingroup l1_meshinfo
2168 def NbTrianglesOfOrder(self, elementOrder):
2169 return self.mesh.NbTrianglesOfOrder(elementOrder)
2171 ## Returns the number of biquadratic triangles in the mesh
2172 # @return an integer value
2173 # @ingroup l1_meshinfo
2174 def NbBiQuadTriangles(self):
2175 return self.mesh.NbBiQuadTriangles()
2177 ## Returns the number of quadrangles in the mesh
2178 # @return an integer value
2179 # @ingroup l1_meshinfo
2180 def NbQuadrangles(self):
2181 return self.mesh.NbQuadrangles()
2183 ## Returns the number of quadrangles with the given order in the mesh
2184 # @param elementOrder the order of elements:
2185 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2186 # @return an integer value
2187 # @ingroup l1_meshinfo
2188 def NbQuadranglesOfOrder(self, elementOrder):
2189 return self.mesh.NbQuadranglesOfOrder(elementOrder)
2191 ## Returns the number of biquadratic quadrangles in the mesh
2192 # @return an integer value
2193 # @ingroup l1_meshinfo
2194 def NbBiQuadQuadrangles(self):
2195 return self.mesh.NbBiQuadQuadrangles()
2197 ## Returns the number of polygons in the mesh
2198 # @return an integer value
2199 # @ingroup l1_meshinfo
2200 def NbPolygons(self):
2201 return self.mesh.NbPolygons()
2203 ## Returns the number of volumes in the mesh
2204 # @return an integer value
2205 # @ingroup l1_meshinfo
2206 def NbVolumes(self):
2207 return self.mesh.NbVolumes()
2209 ## Returns the number of volumes with the given order in the mesh
2210 # @param elementOrder the order of elements:
2211 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2212 # @return an integer value
2213 # @ingroup l1_meshinfo
2214 def NbVolumesOfOrder(self, elementOrder):
2215 return self.mesh.NbVolumesOfOrder(elementOrder)
2217 ## Returns the number of tetrahedrons in the mesh
2218 # @return an integer value
2219 # @ingroup l1_meshinfo
2221 return self.mesh.NbTetras()
2223 ## Returns the number of tetrahedrons with the given order in the mesh
2224 # @param elementOrder the order of elements:
2225 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2226 # @return an integer value
2227 # @ingroup l1_meshinfo
2228 def NbTetrasOfOrder(self, elementOrder):
2229 return self.mesh.NbTetrasOfOrder(elementOrder)
2231 ## Returns the number of hexahedrons in the mesh
2232 # @return an integer value
2233 # @ingroup l1_meshinfo
2235 return self.mesh.NbHexas()
2237 ## Returns the number of hexahedrons with the given order in the mesh
2238 # @param elementOrder the order of elements:
2239 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2240 # @return an integer value
2241 # @ingroup l1_meshinfo
2242 def NbHexasOfOrder(self, elementOrder):
2243 return self.mesh.NbHexasOfOrder(elementOrder)
2245 ## Returns the number of triquadratic hexahedrons in the mesh
2246 # @return an integer value
2247 # @ingroup l1_meshinfo
2248 def NbTriQuadraticHexas(self):
2249 return self.mesh.NbTriQuadraticHexas()
2251 ## Returns the number of pyramids in the mesh
2252 # @return an integer value
2253 # @ingroup l1_meshinfo
2254 def NbPyramids(self):
2255 return self.mesh.NbPyramids()
2257 ## Returns the number of pyramids with the given order in the mesh
2258 # @param elementOrder the order of elements:
2259 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2260 # @return an integer value
2261 # @ingroup l1_meshinfo
2262 def NbPyramidsOfOrder(self, elementOrder):
2263 return self.mesh.NbPyramidsOfOrder(elementOrder)
2265 ## Returns the number of prisms in the mesh
2266 # @return an integer value
2267 # @ingroup l1_meshinfo
2269 return self.mesh.NbPrisms()
2271 ## Returns the number of prisms with the given order in the mesh
2272 # @param elementOrder the order of elements:
2273 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
2274 # @return an integer value
2275 # @ingroup l1_meshinfo
2276 def NbPrismsOfOrder(self, elementOrder):
2277 return self.mesh.NbPrismsOfOrder(elementOrder)
2279 ## Returns the number of hexagonal prisms in the mesh
2280 # @return an integer value
2281 # @ingroup l1_meshinfo
2282 def NbHexagonalPrisms(self):
2283 return self.mesh.NbHexagonalPrisms()
2285 ## Returns the number of polyhedrons in the mesh
2286 # @return an integer value
2287 # @ingroup l1_meshinfo
2288 def NbPolyhedrons(self):
2289 return self.mesh.NbPolyhedrons()
2291 ## Returns the number of submeshes in the mesh
2292 # @return an integer value
2293 # @ingroup l1_meshinfo
2294 def NbSubMesh(self):
2295 return self.mesh.NbSubMesh()
2297 ## Returns the list of mesh elements IDs
2298 # @return the list of integer values
2299 # @ingroup l1_meshinfo
2300 def GetElementsId(self):
2301 return self.mesh.GetElementsId()
2303 ## Returns the list of IDs of mesh elements with the given type
2304 # @param elementType the required type of elements (SMESH.NODE, SMESH.EDGE, SMESH.FACE or SMESH.VOLUME)
2305 # @return list of integer values
2306 # @ingroup l1_meshinfo
2307 def GetElementsByType(self, elementType):
2308 return self.mesh.GetElementsByType(elementType)
2310 ## Returns the list of mesh nodes IDs
2311 # @return the list of integer values
2312 # @ingroup l1_meshinfo
2313 def GetNodesId(self):
2314 return self.mesh.GetNodesId()
2316 # Get the information about mesh elements:
2317 # ------------------------------------
2319 ## Returns the type of mesh element
2320 # @return the value from SMESH::ElementType enumeration
2321 # @ingroup l1_meshinfo
2322 def GetElementType(self, id, iselem):
2323 return self.mesh.GetElementType(id, iselem)
2325 ## Returns the geometric type of mesh element
2326 # @return the value from SMESH::EntityType enumeration
2327 # @ingroup l1_meshinfo
2328 def GetElementGeomType(self, id):
2329 return self.mesh.GetElementGeomType(id)
2331 ## Returns the shape type of mesh element
2332 # @return the value from SMESH::GeometryType enumeration
2333 # @ingroup l1_meshinfo
2334 def GetElementShape(self, id):
2335 return self.mesh.GetElementShape(id)
2337 ## Returns the list of submesh elements IDs
2338 # @param Shape a geom object(sub-shape) IOR
2339 # Shape must be the sub-shape of a ShapeToMesh()
2340 # @return the list of integer values
2341 # @ingroup l1_meshinfo
2342 def GetSubMeshElementsId(self, Shape):
2343 if ( isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object)):
2344 ShapeID = Shape.GetSubShapeIndices()[0]
2347 return self.mesh.GetSubMeshElementsId(ShapeID)
2349 ## Returns the list of submesh nodes IDs
2350 # @param Shape a geom object(sub-shape) IOR
2351 # Shape must be the sub-shape of a ShapeToMesh()
2352 # @param all If true, gives all nodes of submesh elements, otherwise gives only submesh nodes
2353 # @return the list of integer values
2354 # @ingroup l1_meshinfo
2355 def GetSubMeshNodesId(self, Shape, all):
2356 if ( isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object)):
2357 ShapeID = self.geompyD.GetSubShapeID( self.geom, Shape )
2360 return self.mesh.GetSubMeshNodesId(ShapeID, all)
2362 ## Returns type of elements on given shape
2363 # @param Shape a geom object(sub-shape) IOR
2364 # Shape must be a sub-shape of a ShapeToMesh()
2365 # @return element type
2366 # @ingroup l1_meshinfo
2367 def GetSubMeshElementType(self, Shape):
2368 if ( isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object)):
2369 ShapeID = Shape.GetSubShapeIndices()[0]
2372 return self.mesh.GetSubMeshElementType(ShapeID)
2374 ## Gets the mesh description
2375 # @return string value
2376 # @ingroup l1_meshinfo
2378 return self.mesh.Dump()
2381 # Get the information about nodes and elements of a mesh by its IDs:
2382 # -----------------------------------------------------------
2384 ## Gets XYZ coordinates of a node
2385 # \n If there is no nodes for the given ID - returns an empty list
2386 # @return a list of double precision values
2387 # @ingroup l1_meshinfo
2388 def GetNodeXYZ(self, id):
2389 return self.mesh.GetNodeXYZ(id)
2391 ## Returns list of IDs of inverse elements for the given node
2392 # \n If there is no node for the given ID - returns an empty list
2393 # @return a list of integer values
2394 # @ingroup l1_meshinfo
2395 def GetNodeInverseElements(self, id):
2396 return self.mesh.GetNodeInverseElements(id)
2398 ## @brief Returns the position of a node on the shape
2399 # @return SMESH::NodePosition
2400 # @ingroup l1_meshinfo
2401 def GetNodePosition(self,NodeID):
2402 return self.mesh.GetNodePosition(NodeID)
2404 ## @brief Returns the position of an element on the shape
2405 # @return SMESH::ElementPosition
2406 # @ingroup l1_meshinfo
2407 def GetElementPosition(self,ElemID):
2408 return self.mesh.GetElementPosition(ElemID)
2410 ## If the given element is a node, returns the ID of shape
2411 # \n If there is no node for the given ID - returns -1
2412 # @return an integer value
2413 # @ingroup l1_meshinfo
2414 def GetShapeID(self, id):
2415 return self.mesh.GetShapeID(id)
2417 ## Returns the ID of the result shape after
2418 # FindShape() from SMESH_MeshEditor for the given element
2419 # \n If there is no element for the given ID - returns -1
2420 # @return an integer value
2421 # @ingroup l1_meshinfo
2422 def GetShapeIDForElem(self,id):
2423 return self.mesh.GetShapeIDForElem(id)
2425 ## Returns the number of nodes for the given element
2426 # \n If there is no element for the given ID - returns -1
2427 # @return an integer value
2428 # @ingroup l1_meshinfo
2429 def GetElemNbNodes(self, id):
2430 return self.mesh.GetElemNbNodes(id)
2432 ## Returns the node ID the given (zero based) index for the given element
2433 # \n If there is no element for the given ID - returns -1
2434 # \n If there is no node for the given index - returns -2
2435 # @return an integer value
2436 # @ingroup l1_meshinfo
2437 def GetElemNode(self, id, index):
2438 return self.mesh.GetElemNode(id, index)
2440 ## Returns the IDs of nodes of the given element
2441 # @return a list of integer values
2442 # @ingroup l1_meshinfo
2443 def GetElemNodes(self, id):
2444 return self.mesh.GetElemNodes(id)
2446 ## Returns true if the given node is the medium node in the given quadratic element
2447 # @ingroup l1_meshinfo
2448 def IsMediumNode(self, elementID, nodeID):
2449 return self.mesh.IsMediumNode(elementID, nodeID)
2451 ## Returns true if the given node is the medium node in one of quadratic elements
2452 # @ingroup l1_meshinfo
2453 def IsMediumNodeOfAnyElem(self, nodeID, elementType):
2454 return self.mesh.IsMediumNodeOfAnyElem(nodeID, elementType)
2456 ## Returns the number of edges for the given element
2457 # @ingroup l1_meshinfo
2458 def ElemNbEdges(self, id):
2459 return self.mesh.ElemNbEdges(id)
2461 ## Returns the number of faces for the given element
2462 # @ingroup l1_meshinfo
2463 def ElemNbFaces(self, id):
2464 return self.mesh.ElemNbFaces(id)
2466 ## Returns nodes of given face (counted from zero) for given volumic element.
2467 # @ingroup l1_meshinfo
2468 def GetElemFaceNodes(self,elemId, faceIndex):
2469 return self.mesh.GetElemFaceNodes(elemId, faceIndex)
2471 ## Returns three components of normal of given mesh face
2472 # (or an empty array in KO case)
2473 # @ingroup l1_meshinfo
2474 def GetFaceNormal(self, faceId, normalized=False):
2475 return self.mesh.GetFaceNormal(faceId,normalized)
2477 ## Returns an element based on all given nodes.
2478 # @ingroup l1_meshinfo
2479 def FindElementByNodes(self,nodes):
2480 return self.mesh.FindElementByNodes(nodes)
2482 ## Returns true if the given element is a polygon
2483 # @ingroup l1_meshinfo
2484 def IsPoly(self, id):
2485 return self.mesh.IsPoly(id)
2487 ## Returns true if the given element is quadratic
2488 # @ingroup l1_meshinfo
2489 def IsQuadratic(self, id):
2490 return self.mesh.IsQuadratic(id)
2492 ## Returns diameter of a ball discrete element or zero in case of an invalid \a id
2493 # @ingroup l1_meshinfo
2494 def GetBallDiameter(self, id):
2495 return self.mesh.GetBallDiameter(id)
2497 ## Returns XYZ coordinates of the barycenter of the given element
2498 # \n If there is no element for the given ID - returns an empty list
2499 # @return a list of three double values
2500 # @ingroup l1_meshinfo
2501 def BaryCenter(self, id):
2502 return self.mesh.BaryCenter(id)
2504 ## Passes mesh elements through the given filter and return IDs of fitting elements
2505 # @param theFilter SMESH_Filter
2506 # @return a list of ids
2507 # @ingroup l1_controls
2508 def GetIdsFromFilter(self, theFilter):
2509 theFilter.SetMesh( self.mesh )
2510 return theFilter.GetIDs()
2512 ## Verifies whether a 2D mesh element has free edges (edges connected to one face only)\n
2513 # Returns a list of special structures (borders).
2514 # @return a list of SMESH.FreeEdges.Border structure: edge id and ids of two its nodes.
2515 # @ingroup l1_controls
2516 def GetFreeBorders(self):
2517 aFilterMgr = self.smeshpyD.CreateFilterManager()
2518 aPredicate = aFilterMgr.CreateFreeEdges()
2519 aPredicate.SetMesh(self.mesh)
2520 aBorders = aPredicate.GetBorders()
2521 aFilterMgr.UnRegister()
2525 # Get mesh measurements information:
2526 # ------------------------------------
2528 ## Get minimum distance between two nodes, elements or distance to the origin
2529 # @param id1 first node/element id
2530 # @param id2 second node/element id (if 0, distance from @a id1 to the origin is computed)
2531 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
2532 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
2533 # @return minimum distance value
2534 # @sa GetMinDistance()
2535 def MinDistance(self, id1, id2=0, isElem1=False, isElem2=False):
2536 aMeasure = self.GetMinDistance(id1, id2, isElem1, isElem2)
2537 return aMeasure.value
2539 ## Get measure structure specifying minimum distance data between two objects
2540 # @param id1 first node/element id
2541 # @param id2 second node/element id (if 0, distance from @a id1 to the origin is computed)
2542 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
2543 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
2544 # @return Measure structure
2546 def GetMinDistance(self, id1, id2=0, isElem1=False, isElem2=False):
2548 id1 = self.editor.MakeIDSource([id1], SMESH.FACE)
2550 id1 = self.editor.MakeIDSource([id1], SMESH.NODE)
2553 id2 = self.editor.MakeIDSource([id2], SMESH.FACE)
2555 id2 = self.editor.MakeIDSource([id2], SMESH.NODE)
2560 aMeasurements = self.smeshpyD.CreateMeasurements()
2561 aMeasure = aMeasurements.MinDistance(id1, id2)
2562 genObjUnRegister([aMeasurements,id1, id2])
2565 ## Get bounding box of the specified object(s)
2566 # @param objects single source object or list of source objects or list of nodes/elements IDs
2567 # @param isElem if @a objects is a list of IDs, @c True value in this parameters specifies that @a objects are elements,
2568 # @c False specifies that @a objects are nodes
2569 # @return tuple of six values (minX, minY, minZ, maxX, maxY, maxZ)
2570 # @sa GetBoundingBox()
2571 def BoundingBox(self, objects=None, isElem=False):
2572 result = self.GetBoundingBox(objects, isElem)
2576 result = (result.minX, result.minY, result.minZ, result.maxX, result.maxY, result.maxZ)
2579 ## Get measure structure specifying bounding box data of the specified object(s)
2580 # @param IDs single source object or list of source objects or list of nodes/elements IDs
2581 # @param isElem if @a objects is a list of IDs, @c True value in this parameters specifies that @a objects are elements,
2582 # @c False specifies that @a objects are nodes
2583 # @return Measure structure
2585 def GetBoundingBox(self, IDs=None, isElem=False):
2588 elif isinstance(IDs, tuple):
2590 if not isinstance(IDs, list):
2592 if len(IDs) > 0 and isinstance(IDs[0], int):
2595 unRegister = genObjUnRegister()
2597 if isinstance(o, Mesh):
2598 srclist.append(o.mesh)
2599 elif hasattr(o, "_narrow"):
2600 src = o._narrow(SMESH.SMESH_IDSource)
2601 if src: srclist.append(src)
2603 elif isinstance(o, list):
2605 srclist.append(self.editor.MakeIDSource(o, SMESH.FACE))
2607 srclist.append(self.editor.MakeIDSource(o, SMESH.NODE))
2608 unRegister.set( srclist[-1] )
2611 aMeasurements = self.smeshpyD.CreateMeasurements()
2612 unRegister.set( aMeasurements )
2613 aMeasure = aMeasurements.BoundingBox(srclist)
2616 # Mesh edition (SMESH_MeshEditor functionality):
2617 # ---------------------------------------------
2619 ## Removes the elements from the mesh by ids
2620 # @param IDsOfElements is a list of ids of elements to remove
2621 # @return True or False
2622 # @ingroup l2_modif_del
2623 def RemoveElements(self, IDsOfElements):
2624 return self.editor.RemoveElements(IDsOfElements)
2626 ## Removes nodes from mesh by ids
2627 # @param IDsOfNodes is a list of ids of nodes to remove
2628 # @return True or False
2629 # @ingroup l2_modif_del
2630 def RemoveNodes(self, IDsOfNodes):
2631 return self.editor.RemoveNodes(IDsOfNodes)
2633 ## Removes all orphan (free) nodes from mesh
2634 # @return number of the removed nodes
2635 # @ingroup l2_modif_del
2636 def RemoveOrphanNodes(self):
2637 return self.editor.RemoveOrphanNodes()
2639 ## Add a node to the mesh by coordinates
2640 # @return Id of the new node
2641 # @ingroup l2_modif_add
2642 def AddNode(self, x, y, z):
2643 x,y,z,Parameters,hasVars = ParseParameters(x,y,z)
2644 if hasVars: self.mesh.SetParameters(Parameters)
2645 return self.editor.AddNode( x, y, z)
2647 ## Creates a 0D element on a node with given number.
2648 # @param IDOfNode the ID of node for creation of the element.
2649 # @return the Id of the new 0D element
2650 # @ingroup l2_modif_add
2651 def Add0DElement(self, IDOfNode):
2652 return self.editor.Add0DElement(IDOfNode)
2654 ## Create 0D elements on all nodes of the given elements except those
2655 # nodes on which a 0D element already exists.
2656 # @param theObject an object on whose nodes 0D elements will be created.
2657 # It can be mesh, sub-mesh, group, list of element IDs or a holder
2658 # of nodes IDs created by calling mesh.GetIDSource( nodes, SMESH.NODE )
2659 # @param theGroupName optional name of a group to add 0D elements created
2660 # and/or found on nodes of \a theObject.
2661 # @return an object (a new group or a temporary SMESH_IDSource) holding
2662 # IDs of new and/or found 0D elements. IDs of 0D elements
2663 # can be retrieved from the returned object by calling GetIDs()
2664 # @ingroup l2_modif_add
2665 def Add0DElementsToAllNodes(self, theObject, theGroupName=""):
2666 unRegister = genObjUnRegister()
2667 if isinstance( theObject, Mesh ):
2668 theObject = theObject.GetMesh()
2669 if isinstance( theObject, list ):
2670 theObject = self.GetIDSource( theObject, SMESH.ALL )
2671 unRegister.set( theObject )
2672 return self.editor.Create0DElementsOnAllNodes( theObject, theGroupName )
2674 ## Creates a ball element on a node with given ID.
2675 # @param IDOfNode the ID of node for creation of the element.
2676 # @param diameter the bal diameter.
2677 # @return the Id of the new ball element
2678 # @ingroup l2_modif_add
2679 def AddBall(self, IDOfNode, diameter):
2680 return self.editor.AddBall( IDOfNode, diameter )
2682 ## Creates a linear or quadratic edge (this is determined
2683 # by the number of given nodes).
2684 # @param IDsOfNodes the list of node IDs for creation of the element.
2685 # The order of nodes in this list should correspond to the description
2686 # of MED. \n This description is located by the following link:
2687 # http://www.code-aster.org/outils/med/html/modele_de_donnees.html#3.
2688 # @return the Id of the new edge
2689 # @ingroup l2_modif_add
2690 def AddEdge(self, IDsOfNodes):
2691 return self.editor.AddEdge(IDsOfNodes)
2693 ## Creates a linear or quadratic face (this is determined
2694 # by the number of given nodes).
2695 # @param IDsOfNodes the list of node IDs for creation of the element.
2696 # The order of nodes in this list should correspond to the description
2697 # of MED. \n This description is located by the following link:
2698 # http://www.code-aster.org/outils/med/html/modele_de_donnees.html#3.
2699 # @return the Id of the new face
2700 # @ingroup l2_modif_add
2701 def AddFace(self, IDsOfNodes):
2702 return self.editor.AddFace(IDsOfNodes)
2704 ## Adds a polygonal face to the mesh by the list of node IDs
2705 # @param IdsOfNodes the list of node IDs for creation of the element.
2706 # @return the Id of the new face
2707 # @ingroup l2_modif_add
2708 def AddPolygonalFace(self, IdsOfNodes):
2709 return self.editor.AddPolygonalFace(IdsOfNodes)
2711 ## Creates both simple and quadratic volume (this is determined
2712 # by the number of given nodes).
2713 # @param IDsOfNodes the list of node IDs for creation of the element.
2714 # The order of nodes in this list should correspond to the description
2715 # of MED. \n This description is located by the following link:
2716 # http://www.code-aster.org/outils/med/html/modele_de_donnees.html#3.
2717 # @return the Id of the new volumic element
2718 # @ingroup l2_modif_add
2719 def AddVolume(self, IDsOfNodes):
2720 return self.editor.AddVolume(IDsOfNodes)
2722 ## Creates a volume of many faces, giving nodes for each face.
2723 # @param IdsOfNodes the list of node IDs for volume creation face by face.
2724 # @param Quantities the list of integer values, Quantities[i]
2725 # gives the quantity of nodes in face number i.
2726 # @return the Id of the new volumic element
2727 # @ingroup l2_modif_add
2728 def AddPolyhedralVolume (self, IdsOfNodes, Quantities):
2729 return self.editor.AddPolyhedralVolume(IdsOfNodes, Quantities)
2731 ## Creates a volume of many faces, giving the IDs of the existing faces.
2732 # @param IdsOfFaces the list of face IDs for volume creation.
2734 # Note: The created volume will refer only to the nodes
2735 # of the given faces, not to the faces themselves.
2736 # @return the Id of the new volumic element
2737 # @ingroup l2_modif_add
2738 def AddPolyhedralVolumeByFaces (self, IdsOfFaces):
2739 return self.editor.AddPolyhedralVolumeByFaces(IdsOfFaces)
2742 ## @brief Binds a node to a vertex
2743 # @param NodeID a node ID
2744 # @param Vertex a vertex or vertex ID
2745 # @return True if succeed else raises an exception
2746 # @ingroup l2_modif_add
2747 def SetNodeOnVertex(self, NodeID, Vertex):
2748 if ( isinstance( Vertex, geomBuilder.GEOM._objref_GEOM_Object)):
2749 VertexID = Vertex.GetSubShapeIndices()[0]
2753 self.editor.SetNodeOnVertex(NodeID, VertexID)
2754 except SALOME.SALOME_Exception, inst:
2755 raise ValueError, inst.details.text
2759 ## @brief Stores the node position on an edge
2760 # @param NodeID a node ID
2761 # @param Edge an edge or edge ID
2762 # @param paramOnEdge a parameter on the edge where the node is located
2763 # @return True if succeed else raises an exception
2764 # @ingroup l2_modif_add
2765 def SetNodeOnEdge(self, NodeID, Edge, paramOnEdge):
2766 if ( isinstance( Edge, geomBuilder.GEOM._objref_GEOM_Object)):
2767 EdgeID = Edge.GetSubShapeIndices()[0]
2771 self.editor.SetNodeOnEdge(NodeID, EdgeID, paramOnEdge)
2772 except SALOME.SALOME_Exception, inst:
2773 raise ValueError, inst.details.text
2776 ## @brief Stores node position on a face
2777 # @param NodeID a node ID
2778 # @param Face a face or face ID
2779 # @param u U parameter on the face where the node is located
2780 # @param v V parameter on the face where the node is located
2781 # @return True if succeed else raises an exception
2782 # @ingroup l2_modif_add
2783 def SetNodeOnFace(self, NodeID, Face, u, v):
2784 if ( isinstance( Face, geomBuilder.GEOM._objref_GEOM_Object)):
2785 FaceID = Face.GetSubShapeIndices()[0]
2789 self.editor.SetNodeOnFace(NodeID, FaceID, u, v)
2790 except SALOME.SALOME_Exception, inst:
2791 raise ValueError, inst.details.text
2794 ## @brief Binds a node to a solid
2795 # @param NodeID a node ID
2796 # @param Solid a solid or solid ID
2797 # @return True if succeed else raises an exception
2798 # @ingroup l2_modif_add
2799 def SetNodeInVolume(self, NodeID, Solid):
2800 if ( isinstance( Solid, geomBuilder.GEOM._objref_GEOM_Object)):
2801 SolidID = Solid.GetSubShapeIndices()[0]
2805 self.editor.SetNodeInVolume(NodeID, SolidID)
2806 except SALOME.SALOME_Exception, inst:
2807 raise ValueError, inst.details.text
2810 ## @brief Bind an element to a shape
2811 # @param ElementID an element ID
2812 # @param Shape a shape or shape ID
2813 # @return True if succeed else raises an exception
2814 # @ingroup l2_modif_add
2815 def SetMeshElementOnShape(self, ElementID, Shape):
2816 if ( isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object)):
2817 ShapeID = Shape.GetSubShapeIndices()[0]
2821 self.editor.SetMeshElementOnShape(ElementID, ShapeID)
2822 except SALOME.SALOME_Exception, inst:
2823 raise ValueError, inst.details.text
2827 ## Moves the node with the given id
2828 # @param NodeID the id of the node
2829 # @param x a new X coordinate
2830 # @param y a new Y coordinate
2831 # @param z a new Z coordinate
2832 # @return True if succeed else False
2833 # @ingroup l2_modif_movenode
2834 def MoveNode(self, NodeID, x, y, z):
2835 x,y,z,Parameters,hasVars = ParseParameters(x,y,z)
2836 if hasVars: self.mesh.SetParameters(Parameters)
2837 return self.editor.MoveNode(NodeID, x, y, z)
2839 ## Finds the node closest to a point and moves it to a point location
2840 # @param x the X coordinate of a point
2841 # @param y the Y coordinate of a point
2842 # @param z the Z coordinate of a point
2843 # @param NodeID if specified (>0), the node with this ID is moved,
2844 # otherwise, the node closest to point (@a x,@a y,@a z) is moved
2845 # @return the ID of a node
2846 # @ingroup l2_modif_throughp
2847 def MoveClosestNodeToPoint(self, x, y, z, NodeID):
2848 x,y,z,Parameters,hasVars = ParseParameters(x,y,z)
2849 if hasVars: self.mesh.SetParameters(Parameters)
2850 return self.editor.MoveClosestNodeToPoint(x, y, z, NodeID)
2852 ## Finds the node closest to a point
2853 # @param x the X coordinate of a point
2854 # @param y the Y coordinate of a point
2855 # @param z the Z coordinate of a point
2856 # @return the ID of a node
2857 # @ingroup l2_modif_throughp
2858 def FindNodeClosestTo(self, x, y, z):
2859 #preview = self.mesh.GetMeshEditPreviewer()
2860 #return preview.MoveClosestNodeToPoint(x, y, z, -1)
2861 return self.editor.FindNodeClosestTo(x, y, z)
2863 ## Finds the elements where a point lays IN or ON
2864 # @param x the X coordinate of a point
2865 # @param y the Y coordinate of a point
2866 # @param z the Z coordinate of a point
2867 # @param elementType type of elements to find (SMESH.ALL type
2868 # means elements of any type excluding nodes, discrete and 0D elements)
2869 # @param meshPart a part of mesh (group, sub-mesh) to search within
2870 # @return list of IDs of found elements
2871 # @ingroup l2_modif_throughp
2872 def FindElementsByPoint(self, x, y, z, elementType = SMESH.ALL, meshPart=None):
2874 return self.editor.FindAmongElementsByPoint( meshPart, x, y, z, elementType );
2876 return self.editor.FindElementsByPoint(x, y, z, elementType)
2878 # Return point state in a closed 2D mesh in terms of TopAbs_State enumeration:
2879 # 0-IN, 1-OUT, 2-ON, 3-UNKNOWN
2880 # TopAbs_UNKNOWN state means that either mesh is wrong or the analysis fails.
2882 def GetPointState(self, x, y, z):
2883 return self.editor.GetPointState(x, y, z)
2885 ## Finds the node closest to a point and moves it to a point location
2886 # @param x the X coordinate of a point
2887 # @param y the Y coordinate of a point
2888 # @param z the Z coordinate of a point
2889 # @return the ID of a moved node
2890 # @ingroup l2_modif_throughp
2891 def MeshToPassThroughAPoint(self, x, y, z):
2892 return self.editor.MoveClosestNodeToPoint(x, y, z, -1)
2894 ## Replaces two neighbour triangles sharing Node1-Node2 link
2895 # with the triangles built on the same 4 nodes but having other common link.
2896 # @param NodeID1 the ID of the first node
2897 # @param NodeID2 the ID of the second node
2898 # @return false if proper faces were not found
2899 # @ingroup l2_modif_invdiag
2900 def InverseDiag(self, NodeID1, NodeID2):
2901 return self.editor.InverseDiag(NodeID1, NodeID2)
2903 ## Replaces two neighbour triangles sharing Node1-Node2 link
2904 # with a quadrangle built on the same 4 nodes.
2905 # @param NodeID1 the ID of the first node
2906 # @param NodeID2 the ID of the second node
2907 # @return false if proper faces were not found
2908 # @ingroup l2_modif_unitetri
2909 def DeleteDiag(self, NodeID1, NodeID2):
2910 return self.editor.DeleteDiag(NodeID1, NodeID2)
2912 ## Reorients elements by ids
2913 # @param IDsOfElements if undefined reorients all mesh elements
2914 # @return True if succeed else False
2915 # @ingroup l2_modif_changori
2916 def Reorient(self, IDsOfElements=None):
2917 if IDsOfElements == None:
2918 IDsOfElements = self.GetElementsId()
2919 return self.editor.Reorient(IDsOfElements)
2921 ## Reorients all elements of the object
2922 # @param theObject mesh, submesh or group
2923 # @return True if succeed else False
2924 # @ingroup l2_modif_changori
2925 def ReorientObject(self, theObject):
2926 if ( isinstance( theObject, Mesh )):
2927 theObject = theObject.GetMesh()
2928 return self.editor.ReorientObject(theObject)
2930 ## Reorient faces contained in \a the2DObject.
2931 # @param the2DObject is a mesh, sub-mesh, group or list of IDs of 2D elements
2932 # @param theDirection is a desired direction of normal of \a theFace.
2933 # It can be either a GEOM vector or a list of coordinates [x,y,z].
2934 # @param theFaceOrPoint defines a face of \a the2DObject whose normal will be
2935 # compared with theDirection. It can be either ID of face or a point
2936 # by which the face will be found. The point can be given as either
2937 # a GEOM vertex or a list of point coordinates.
2938 # @return number of reoriented faces
2939 # @ingroup l2_modif_changori
2940 def Reorient2D(self, the2DObject, theDirection, theFaceOrPoint ):
2941 unRegister = genObjUnRegister()
2943 if isinstance( the2DObject, Mesh ):
2944 the2DObject = the2DObject.GetMesh()
2945 if isinstance( the2DObject, list ):
2946 the2DObject = self.GetIDSource( the2DObject, SMESH.FACE )
2947 unRegister.set( the2DObject )
2948 # check theDirection
2949 if isinstance( theDirection, geomBuilder.GEOM._objref_GEOM_Object):
2950 theDirection = self.smeshpyD.GetDirStruct( theDirection )
2951 if isinstance( theDirection, list ):
2952 theDirection = self.smeshpyD.MakeDirStruct( *theDirection )
2953 # prepare theFace and thePoint
2954 theFace = theFaceOrPoint
2955 thePoint = PointStruct(0,0,0)
2956 if isinstance( theFaceOrPoint, geomBuilder.GEOM._objref_GEOM_Object):
2957 thePoint = self.smeshpyD.GetPointStruct( theFaceOrPoint )
2959 if isinstance( theFaceOrPoint, list ):
2960 thePoint = PointStruct( *theFaceOrPoint )
2962 if isinstance( theFaceOrPoint, PointStruct ):
2963 thePoint = theFaceOrPoint
2965 return self.editor.Reorient2D( the2DObject, theDirection, theFace, thePoint )
2967 ## Fuses the neighbouring triangles into quadrangles.
2968 # @param IDsOfElements The triangles to be fused,
2969 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
2970 # choose a neighbour to fuse with.
2971 # @param MaxAngle is the maximum angle between element normals at which the fusion
2972 # is still performed; theMaxAngle is mesured in radians.
2973 # Also it could be a name of variable which defines angle in degrees.
2974 # @return TRUE in case of success, FALSE otherwise.
2975 # @ingroup l2_modif_unitetri
2976 def TriToQuad(self, IDsOfElements, theCriterion, MaxAngle):
2977 MaxAngle,Parameters,hasVars = ParseAngles(MaxAngle)
2978 self.mesh.SetParameters(Parameters)
2979 if not IDsOfElements:
2980 IDsOfElements = self.GetElementsId()
2981 Functor = self.smeshpyD.GetFunctor(theCriterion)
2982 return self.editor.TriToQuad(IDsOfElements, Functor, MaxAngle)
2984 ## Fuses the neighbouring triangles of the object into quadrangles
2985 # @param theObject is mesh, submesh or group
2986 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
2987 # choose a neighbour to fuse with.
2988 # @param MaxAngle a max angle between element normals at which the fusion
2989 # is still performed; theMaxAngle is mesured in radians.
2990 # @return TRUE in case of success, FALSE otherwise.
2991 # @ingroup l2_modif_unitetri
2992 def TriToQuadObject (self, theObject, theCriterion, MaxAngle):
2993 MaxAngle,Parameters,hasVars = ParseAngles(MaxAngle)
2994 self.mesh.SetParameters(Parameters)
2995 if isinstance( theObject, Mesh ):
2996 theObject = theObject.GetMesh()
2997 Functor = self.smeshpyD.GetFunctor(theCriterion)
2998 return self.editor.TriToQuadObject(theObject, Functor, MaxAngle)
3000 ## Splits quadrangles into triangles.
3001 # @param IDsOfElements the faces to be splitted.
3002 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
3003 # choose a diagonal for splitting. If @a theCriterion is None, which is a default
3004 # value, then quadrangles will be split by the smallest diagonal.
3005 # @return TRUE in case of success, FALSE otherwise.
3006 # @ingroup l2_modif_cutquadr
3007 def QuadToTri (self, IDsOfElements, theCriterion = None):
3008 if IDsOfElements == []:
3009 IDsOfElements = self.GetElementsId()
3010 if theCriterion is None:
3011 theCriterion = FT_MaxElementLength2D
3012 Functor = self.smeshpyD.GetFunctor(theCriterion)
3013 return self.editor.QuadToTri(IDsOfElements, Functor)
3015 ## Splits quadrangles into triangles.
3016 # @param theObject the object from which the list of elements is taken,
3017 # this is mesh, submesh or group
3018 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
3019 # choose a diagonal for splitting. If @a theCriterion is None, which is a default
3020 # value, then quadrangles will be split by the smallest diagonal.
3021 # @return TRUE in case of success, FALSE otherwise.
3022 # @ingroup l2_modif_cutquadr
3023 def QuadToTriObject (self, theObject, theCriterion = None):
3024 if ( isinstance( theObject, Mesh )):
3025 theObject = theObject.GetMesh()
3026 if theCriterion is None:
3027 theCriterion = FT_MaxElementLength2D
3028 Functor = self.smeshpyD.GetFunctor(theCriterion)
3029 return self.editor.QuadToTriObject(theObject, Functor)
3031 ## Splits each of given quadrangles into 4 triangles. A node is added at the center of
3033 # @param theElements the faces to be splitted. This can be either mesh, sub-mesh,
3034 # group or a list of face IDs. By default all quadrangles are split
3035 # @ingroup l2_modif_cutquadr
3036 def QuadTo4Tri (self, theElements=[]):
3037 unRegister = genObjUnRegister()
3038 if isinstance( theElements, Mesh ):
3039 theElements = theElements.mesh
3040 elif not theElements:
3041 theElements = self.mesh
3042 elif isinstance( theElements, list ):
3043 theElements = self.GetIDSource( theElements, SMESH.FACE )
3044 unRegister.set( theElements )
3045 return self.editor.QuadTo4Tri( theElements )
3047 ## Splits quadrangles into triangles.
3048 # @param IDsOfElements the faces to be splitted
3049 # @param Diag13 is used to choose a diagonal for splitting.
3050 # @return TRUE in case of success, FALSE otherwise.
3051 # @ingroup l2_modif_cutquadr
3052 def SplitQuad (self, IDsOfElements, Diag13):
3053 if IDsOfElements == []:
3054 IDsOfElements = self.GetElementsId()
3055 return self.editor.SplitQuad(IDsOfElements, Diag13)
3057 ## Splits quadrangles into triangles.
3058 # @param theObject the object from which the list of elements is taken,
3059 # this is mesh, submesh or group
3060 # @param Diag13 is used to choose a diagonal for splitting.
3061 # @return TRUE in case of success, FALSE otherwise.
3062 # @ingroup l2_modif_cutquadr
3063 def SplitQuadObject (self, theObject, Diag13):
3064 if ( isinstance( theObject, Mesh )):
3065 theObject = theObject.GetMesh()
3066 return self.editor.SplitQuadObject(theObject, Diag13)
3068 ## Finds a better splitting of the given quadrangle.
3069 # @param IDOfQuad the ID of the quadrangle to be splitted.
3070 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
3071 # choose a diagonal for splitting.
3072 # @return 1 if 1-3 diagonal is better, 2 if 2-4
3073 # diagonal is better, 0 if error occurs.
3074 # @ingroup l2_modif_cutquadr
3075 def BestSplit (self, IDOfQuad, theCriterion):
3076 return self.editor.BestSplit(IDOfQuad, self.smeshpyD.GetFunctor(theCriterion))
3078 ## Splits volumic elements into tetrahedrons
3079 # @param elems either a list of elements or a mesh or a group or a submesh or a filter
3080 # @param method flags passing splitting method:
3081 # smesh.Hex_5Tet, smesh.Hex_6Tet, smesh.Hex_24Tet.
3082 # smesh.Hex_5Tet - to split the hexahedron into 5 tetrahedrons, etc.
3083 # @ingroup l2_modif_cutquadr
3084 def SplitVolumesIntoTetra(self, elems, method=smeshBuilder.Hex_5Tet ):
3085 unRegister = genObjUnRegister()
3086 if isinstance( elems, Mesh ):
3087 elems = elems.GetMesh()
3088 if ( isinstance( elems, list )):
3089 elems = self.editor.MakeIDSource(elems, SMESH.VOLUME)
3090 unRegister.set( elems )
3091 self.editor.SplitVolumesIntoTetra(elems, method)
3093 ## Splits hexahedra into prisms
3094 # @param elems either a list of elements or a mesh or a group or a submesh or a filter
3095 # @param startHexPoint a point used to find a hexahedron for which @a facetNormal
3096 # gives a normal vector defining facets to split into triangles.
3097 # @a startHexPoint can be either a triple of coordinates or a vertex.
3098 # @param facetNormal a normal to a facet to split into triangles of a
3099 # hexahedron found by @a startHexPoint.
3100 # @a facetNormal can be either a triple of coordinates or an edge.
3101 # @param method flags passing splitting method: smesh.Hex_2Prisms, smesh.Hex_4Prisms.
3102 # smesh.Hex_2Prisms - to split the hexahedron into 2 prisms, etc.
3103 # @param allDomains if @c False, only hexahedra adjacent to one closest
3104 # to @a startHexPoint are split, else @a startHexPoint
3105 # is used to find the facet to split in all domains present in @a elems.
3106 # @ingroup l2_modif_cutquadr
3107 def SplitHexahedraIntoPrisms(self, elems, startHexPoint, facetNormal,
3108 method=smeshBuilder.Hex_2Prisms, allDomains=False ):
3110 unRegister = genObjUnRegister()
3111 if isinstance( elems, Mesh ):
3112 elems = elems.GetMesh()
3113 if ( isinstance( elems, list )):
3114 elems = self.editor.MakeIDSource(elems, SMESH.VOLUME)
3115 unRegister.set( elems )
3118 if isinstance( startHexPoint, geomBuilder.GEOM._objref_GEOM_Object):
3119 startHexPoint = self.smeshpyD.GetPointStruct( startHexPoint )
3120 elif isinstance( startHexPoint, list ):
3121 startHexPoint = SMESH.PointStruct( startHexPoint[0],
3124 if isinstance( facetNormal, geomBuilder.GEOM._objref_GEOM_Object):
3125 facetNormal = self.smeshpyD.GetDirStruct( facetNormal )
3126 elif isinstance( facetNormal, list ):
3127 facetNormal = self.smeshpyD.MakeDirStruct( facetNormal[0],
3130 self.mesh.SetParameters( startHexPoint.parameters + facetNormal.PS.parameters )
3132 self.editor.SplitHexahedraIntoPrisms(elems, startHexPoint, facetNormal, method, allDomains)
3134 ## Splits quadrangle faces near triangular facets of volumes
3136 # @ingroup l1_auxiliary
3137 def SplitQuadsNearTriangularFacets(self):
3138 faces_array = self.GetElementsByType(SMESH.FACE)
3139 for face_id in faces_array:
3140 if self.GetElemNbNodes(face_id) == 4: # quadrangle
3141 quad_nodes = self.mesh.GetElemNodes(face_id)
3142 node1_elems = self.GetNodeInverseElements(quad_nodes[1 -1])
3143 isVolumeFound = False
3144 for node1_elem in node1_elems:
3145 if not isVolumeFound:
3146 if self.GetElementType(node1_elem, True) == SMESH.VOLUME:
3147 nb_nodes = self.GetElemNbNodes(node1_elem)
3148 if 3 < nb_nodes and nb_nodes < 7: # tetra or penta, or prism
3149 volume_elem = node1_elem
3150 volume_nodes = self.mesh.GetElemNodes(volume_elem)
3151 if volume_nodes.count(quad_nodes[2 -1]) > 0: # 1,2
3152 if volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,2,4
3153 isVolumeFound = True
3154 if volume_nodes.count(quad_nodes[3 -1]) == 0: # 1,2,4 & !3
3155 self.SplitQuad([face_id], False) # diagonal 2-4
3156 elif volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,2,3 & !4
3157 isVolumeFound = True
3158 self.SplitQuad([face_id], True) # diagonal 1-3
3159 elif volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,4 & !2
3160 if volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,4,3 & !2
3161 isVolumeFound = True
3162 self.SplitQuad([face_id], True) # diagonal 1-3
3164 ## @brief Splits hexahedrons into tetrahedrons.
3166 # This operation uses pattern mapping functionality for splitting.
3167 # @param theObject the object from which the list of hexahedrons is taken; this is mesh, submesh or group.
3168 # @param theNode000,theNode001 within the range [0,7]; gives the orientation of the
3169 # pattern relatively each hexahedron: the (0,0,0) key-point of the pattern
3170 # will be mapped into <VAR>theNode000</VAR>-th node of each volume, the (0,0,1)
3171 # key-point will be mapped into <VAR>theNode001</VAR>-th node of each volume.
3172 # The (0,0,0) key-point of the used pattern corresponds to a non-split corner.
3173 # @return TRUE in case of success, FALSE otherwise.
3174 # @ingroup l1_auxiliary
3175 def SplitHexaToTetras (self, theObject, theNode000, theNode001):
3176 # Pattern: 5.---------.6
3181 # (0,0,1) 4.---------.7 * |
3188 # (0,0,0) 0.---------.3
3189 pattern_tetra = "!!! Nb of points: \n 8 \n\
3199 !!! Indices of points of 6 tetras: \n\
3207 pattern = self.smeshpyD.GetPattern()
3208 isDone = pattern.LoadFromFile(pattern_tetra)
3210 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
3213 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
3214 isDone = pattern.MakeMesh(self.mesh, False, False)
3215 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
3217 # split quafrangle faces near triangular facets of volumes
3218 self.SplitQuadsNearTriangularFacets()
3222 ## @brief Split hexahedrons into prisms.
3224 # Uses the pattern mapping functionality for splitting.
3225 # @param theObject the object (mesh, submesh or group) from where the list of hexahedrons is taken;
3226 # @param theNode000,theNode001 (within the range [0,7]) gives the orientation of the
3227 # pattern relatively each hexahedron: keypoint (0,0,0) of the pattern
3228 # will be mapped into the <VAR>theNode000</VAR>-th node of each volume, keypoint (0,0,1)
3229 # will be mapped into the <VAR>theNode001</VAR>-th node of each volume.
3230 # Edge (0,0,0)-(0,0,1) of used pattern connects two not split corners.
3231 # @return TRUE in case of success, FALSE otherwise.
3232 # @ingroup l1_auxiliary
3233 def SplitHexaToPrisms (self, theObject, theNode000, theNode001):
3234 # Pattern: 5.---------.6
3239 # (0,0,1) 4.---------.7 |
3246 # (0,0,0) 0.---------.3
3247 pattern_prism = "!!! Nb of points: \n 8 \n\
3257 !!! Indices of points of 2 prisms: \n\
3261 pattern = self.smeshpyD.GetPattern()
3262 isDone = pattern.LoadFromFile(pattern_prism)
3264 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
3267 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
3268 isDone = pattern.MakeMesh(self.mesh, False, False)
3269 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
3271 # Splits quafrangle faces near triangular facets of volumes
3272 self.SplitQuadsNearTriangularFacets()
3276 ## Smoothes elements
3277 # @param IDsOfElements the list if ids of elements to smooth
3278 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3279 # Note that nodes built on edges and boundary nodes are always fixed.
3280 # @param MaxNbOfIterations the maximum number of iterations
3281 # @param MaxAspectRatio varies in range [1.0, inf]
3282 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3283 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3284 # @return TRUE in case of success, FALSE otherwise.
3285 # @ingroup l2_modif_smooth
3286 def Smooth(self, IDsOfElements, IDsOfFixedNodes,
3287 MaxNbOfIterations, MaxAspectRatio, Method):
3288 if IDsOfElements == []:
3289 IDsOfElements = self.GetElementsId()
3290 MaxNbOfIterations,MaxAspectRatio,Parameters,hasVars = ParseParameters(MaxNbOfIterations,MaxAspectRatio)
3291 self.mesh.SetParameters(Parameters)
3292 return self.editor.Smooth(IDsOfElements, IDsOfFixedNodes,
3293 MaxNbOfIterations, MaxAspectRatio, Method)
3295 ## Smoothes elements which belong to the given object
3296 # @param theObject the object to smooth
3297 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3298 # Note that nodes built on edges and boundary nodes are always fixed.
3299 # @param MaxNbOfIterations the maximum number of iterations
3300 # @param MaxAspectRatio varies in range [1.0, inf]
3301 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3302 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3303 # @return TRUE in case of success, FALSE otherwise.
3304 # @ingroup l2_modif_smooth
3305 def SmoothObject(self, theObject, IDsOfFixedNodes,
3306 MaxNbOfIterations, MaxAspectRatio, Method):
3307 if ( isinstance( theObject, Mesh )):
3308 theObject = theObject.GetMesh()
3309 return self.editor.SmoothObject(theObject, IDsOfFixedNodes,
3310 MaxNbOfIterations, MaxAspectRatio, Method)
3312 ## Parametrically smoothes the given elements
3313 # @param IDsOfElements the list if ids of elements to smooth
3314 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3315 # Note that nodes built on edges and boundary nodes are always fixed.
3316 # @param MaxNbOfIterations the maximum number of iterations
3317 # @param MaxAspectRatio varies in range [1.0, inf]
3318 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3319 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3320 # @return TRUE in case of success, FALSE otherwise.
3321 # @ingroup l2_modif_smooth
3322 def SmoothParametric(self, IDsOfElements, IDsOfFixedNodes,
3323 MaxNbOfIterations, MaxAspectRatio, Method):
3324 if IDsOfElements == []:
3325 IDsOfElements = self.GetElementsId()
3326 MaxNbOfIterations,MaxAspectRatio,Parameters,hasVars = ParseParameters(MaxNbOfIterations,MaxAspectRatio)
3327 self.mesh.SetParameters(Parameters)
3328 return self.editor.SmoothParametric(IDsOfElements, IDsOfFixedNodes,
3329 MaxNbOfIterations, MaxAspectRatio, Method)
3331 ## Parametrically smoothes the elements which belong to the given object
3332 # @param theObject the object to smooth
3333 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3334 # Note that nodes built on edges and boundary nodes are always fixed.
3335 # @param MaxNbOfIterations the maximum number of iterations
3336 # @param MaxAspectRatio varies in range [1.0, inf]
3337 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3338 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3339 # @return TRUE in case of success, FALSE otherwise.
3340 # @ingroup l2_modif_smooth
3341 def SmoothParametricObject(self, theObject, IDsOfFixedNodes,
3342 MaxNbOfIterations, MaxAspectRatio, Method):
3343 if ( isinstance( theObject, Mesh )):
3344 theObject = theObject.GetMesh()
3345 return self.editor.SmoothParametricObject(theObject, IDsOfFixedNodes,
3346 MaxNbOfIterations, MaxAspectRatio, Method)
3348 ## Converts the mesh to quadratic or bi-quadratic, deletes old elements, replacing
3349 # them with quadratic with the same id.
3350 # @param theForce3d new node creation method:
3351 # 0 - the medium node lies at the geometrical entity from which the mesh element is built
3352 # 1 - the medium node lies at the middle of the line segments connecting start and end node of a mesh element
3353 # @param theSubMesh a group or a sub-mesh to convert; WARNING: in this case the mesh can become not conformal
3354 # @param theToBiQuad If True, converts the mesh to bi-quadratic
3355 # @ingroup l2_modif_tofromqu
3356 def ConvertToQuadratic(self, theForce3d, theSubMesh=None, theToBiQuad=False):
3357 if isinstance( theSubMesh, Mesh ):
3358 theSubMesh = theSubMesh.mesh
3360 self.editor.ConvertToBiQuadratic(theForce3d,theSubMesh)
3363 self.editor.ConvertToQuadraticObject(theForce3d,theSubMesh)
3365 self.editor.ConvertToQuadratic(theForce3d)
3366 error = self.editor.GetLastError()
3367 if error and error.comment:
3370 ## Converts the mesh from quadratic to ordinary,
3371 # deletes old quadratic elements, \n replacing
3372 # them with ordinary mesh elements with the same id.
3373 # @param theSubMesh a group or a sub-mesh to convert; WARNING: in this case the mesh can become not conformal
3374 # @ingroup l2_modif_tofromqu
3375 def ConvertFromQuadratic(self, theSubMesh=None):
3377 self.editor.ConvertFromQuadraticObject(theSubMesh)
3379 return self.editor.ConvertFromQuadratic()
3381 ## Creates 2D mesh as skin on boundary faces of a 3D mesh
3382 # @return TRUE if operation has been completed successfully, FALSE otherwise
3383 # @ingroup l2_modif_edit
3384 def Make2DMeshFrom3D(self):
3385 return self.editor. Make2DMeshFrom3D()
3387 ## Creates missing boundary elements
3388 # @param elements - elements whose boundary is to be checked:
3389 # mesh, group, sub-mesh or list of elements
3390 # if elements is mesh, it must be the mesh whose MakeBoundaryMesh() is called
3391 # @param dimension - defines type of boundary elements to create:
3392 # SMESH.BND_2DFROM3D, SMESH.BND_1DFROM3D, SMESH.BND_1DFROM2D
3393 # SMESH.BND_1DFROM3D creates mesh edges on all borders of free facets of 3D cells
3394 # @param groupName - a name of group to store created boundary elements in,
3395 # "" means not to create the group
3396 # @param meshName - a name of new mesh to store created boundary elements in,
3397 # "" means not to create the new mesh
3398 # @param toCopyElements - if true, the checked elements will be copied into
3399 # the new mesh else only boundary elements will be copied into the new mesh
3400 # @param toCopyExistingBondary - if true, not only new but also pre-existing
3401 # boundary elements will be copied into the new mesh
3402 # @return tuple (mesh, group) where boundary elements were added to
3403 # @ingroup l2_modif_edit
3404 def MakeBoundaryMesh(self, elements, dimension=SMESH.BND_2DFROM3D, groupName="", meshName="",
3405 toCopyElements=False, toCopyExistingBondary=False):
3406 unRegister = genObjUnRegister()
3407 if isinstance( elements, Mesh ):
3408 elements = elements.GetMesh()
3409 if ( isinstance( elements, list )):
3410 elemType = SMESH.ALL
3411 if elements: elemType = self.GetElementType( elements[0], iselem=True)
3412 elements = self.editor.MakeIDSource(elements, elemType)
3413 unRegister.set( elements )
3414 mesh, group = self.editor.MakeBoundaryMesh(elements,dimension,groupName,meshName,
3415 toCopyElements,toCopyExistingBondary)
3416 if mesh: mesh = self.smeshpyD.Mesh(mesh)
3420 # @brief Creates missing boundary elements around either the whole mesh or
3421 # groups of 2D elements
3422 # @param dimension - defines type of boundary elements to create
3423 # @param groupName - a name of group to store all boundary elements in,
3424 # "" means not to create the group
3425 # @param meshName - a name of a new mesh, which is a copy of the initial
3426 # mesh + created boundary elements; "" means not to create the new mesh
3427 # @param toCopyAll - if true, the whole initial mesh will be copied into
3428 # the new mesh else only boundary elements will be copied into the new mesh
3429 # @param groups - groups of 2D elements to make boundary around
3430 # @retval tuple( long, mesh, groups )
3431 # long - number of added boundary elements
3432 # mesh - the mesh where elements were added to
3433 # group - the group of boundary elements or None
3435 def MakeBoundaryElements(self, dimension=SMESH.BND_2DFROM3D, groupName="", meshName="",
3436 toCopyAll=False, groups=[]):
3437 nb, mesh, group = self.editor.MakeBoundaryElements(dimension,groupName,meshName,
3439 if mesh: mesh = self.smeshpyD.Mesh(mesh)
3440 return nb, mesh, group
3442 ## Renumber mesh nodes
3443 # @ingroup l2_modif_renumber
3444 def RenumberNodes(self):
3445 self.editor.RenumberNodes()
3447 ## Renumber mesh elements
3448 # @ingroup l2_modif_renumber
3449 def RenumberElements(self):
3450 self.editor.RenumberElements()
3452 ## Generates new elements by rotation of the elements around the axis
3453 # @param IDsOfElements the list of ids of elements to sweep
3454 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3455 # @param AngleInRadians the angle of Rotation (in radians) or a name of variable which defines angle in degrees
3456 # @param NbOfSteps the number of steps
3457 # @param Tolerance tolerance
3458 # @param MakeGroups forces the generation of new groups from existing ones
3459 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3460 # of all steps, else - size of each step
3461 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3462 # @ingroup l2_modif_extrurev
3463 def RotationSweep(self, IDsOfElements, Axis, AngleInRadians, NbOfSteps, Tolerance,
3464 MakeGroups=False, TotalAngle=False):
3465 if IDsOfElements == []:
3466 IDsOfElements = self.GetElementsId()
3467 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
3468 Axis = self.smeshpyD.GetAxisStruct(Axis)
3469 AngleInRadians,AngleParameters,hasVars = ParseAngles(AngleInRadians)
3470 NbOfSteps,Tolerance,Parameters,hasVars = ParseParameters(NbOfSteps,Tolerance)
3471 Parameters = Axis.parameters + var_separator + AngleParameters + var_separator + Parameters
3472 self.mesh.SetParameters(Parameters)
3473 if TotalAngle and NbOfSteps:
3474 AngleInRadians /= NbOfSteps
3476 return self.editor.RotationSweepMakeGroups(IDsOfElements, Axis,
3477 AngleInRadians, NbOfSteps, Tolerance)
3478 self.editor.RotationSweep(IDsOfElements, Axis, AngleInRadians, NbOfSteps, Tolerance)
3481 ## Generates new elements by rotation of the elements of object around the axis
3482 # @param theObject object which elements should be sweeped.
3483 # It can be a mesh, a sub mesh or a group.
3484 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3485 # @param AngleInRadians the angle of Rotation
3486 # @param NbOfSteps number of steps
3487 # @param Tolerance tolerance
3488 # @param MakeGroups forces the generation of new groups from existing ones
3489 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3490 # of all steps, else - size of each step
3491 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3492 # @ingroup l2_modif_extrurev
3493 def RotationSweepObject(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
3494 MakeGroups=False, TotalAngle=False):
3495 if ( isinstance( theObject, Mesh )):
3496 theObject = theObject.GetMesh()
3497 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
3498 Axis = self.smeshpyD.GetAxisStruct(Axis)
3499 AngleInRadians,AngleParameters,hasVars = ParseAngles(AngleInRadians)
3500 NbOfSteps,Tolerance,Parameters,hasVars = ParseParameters(NbOfSteps,Tolerance)
3501 Parameters = Axis.parameters + var_separator + AngleParameters + var_separator + Parameters
3502 self.mesh.SetParameters(Parameters)
3503 if TotalAngle and NbOfSteps:
3504 AngleInRadians /= NbOfSteps
3506 return self.editor.RotationSweepObjectMakeGroups(theObject, Axis, AngleInRadians,
3507 NbOfSteps, Tolerance)
3508 self.editor.RotationSweepObject(theObject, Axis, AngleInRadians, NbOfSteps, Tolerance)
3511 ## Generates new elements by rotation of the elements of object around the axis
3512 # @param theObject object which elements should be sweeped.
3513 # It can be a mesh, a sub mesh or a group.
3514 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3515 # @param AngleInRadians the angle of Rotation
3516 # @param NbOfSteps number of steps
3517 # @param Tolerance tolerance
3518 # @param MakeGroups forces the generation of new groups from existing ones
3519 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3520 # of all steps, else - size of each step
3521 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3522 # @ingroup l2_modif_extrurev
3523 def RotationSweepObject1D(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
3524 MakeGroups=False, TotalAngle=False):
3525 if ( isinstance( theObject, Mesh )):
3526 theObject = theObject.GetMesh()
3527 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
3528 Axis = self.smeshpyD.GetAxisStruct(Axis)
3529 AngleInRadians,AngleParameters,hasVars = ParseAngles(AngleInRadians)
3530 NbOfSteps,Tolerance,Parameters,hasVars = ParseParameters(NbOfSteps,Tolerance)
3531 Parameters = Axis.parameters + var_separator + AngleParameters + var_separator + Parameters
3532 self.mesh.SetParameters(Parameters)
3533 if TotalAngle and NbOfSteps:
3534 AngleInRadians /= NbOfSteps
3536 return self.editor.RotationSweepObject1DMakeGroups(theObject, Axis, AngleInRadians,
3537 NbOfSteps, Tolerance)
3538 self.editor.RotationSweepObject1D(theObject, Axis, AngleInRadians, NbOfSteps, Tolerance)
3541 ## Generates new elements by rotation of the elements of object around the axis
3542 # @param theObject object which elements should be sweeped.
3543 # It can be a mesh, a sub mesh or a group.
3544 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3545 # @param AngleInRadians the angle of Rotation
3546 # @param NbOfSteps number of steps
3547 # @param Tolerance tolerance
3548 # @param MakeGroups forces the generation of new groups from existing ones
3549 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3550 # of all steps, else - size of each step
3551 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3552 # @ingroup l2_modif_extrurev
3553 def RotationSweepObject2D(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
3554 MakeGroups=False, TotalAngle=False):
3555 if ( isinstance( theObject, Mesh )):
3556 theObject = theObject.GetMesh()
3557 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
3558 Axis = self.smeshpyD.GetAxisStruct(Axis)
3559 AngleInRadians,AngleParameters,hasVars = ParseAngles(AngleInRadians)
3560 NbOfSteps,Tolerance,Parameters,hasVars = ParseParameters(NbOfSteps,Tolerance)
3561 Parameters = Axis.parameters + var_separator + AngleParameters + var_separator + Parameters
3562 self.mesh.SetParameters(Parameters)
3563 if TotalAngle and NbOfSteps:
3564 AngleInRadians /= NbOfSteps
3566 return self.editor.RotationSweepObject2DMakeGroups(theObject, Axis, AngleInRadians,
3567 NbOfSteps, Tolerance)
3568 self.editor.RotationSweepObject2D(theObject, Axis, AngleInRadians, NbOfSteps, Tolerance)
3571 ## Generates new elements by extrusion of the elements with given ids
3572 # @param IDsOfElements the list of elements ids for extrusion
3573 # @param StepVector vector or DirStruct or 3 vector components, defining
3574 # the direction and value of extrusion for one step (the total extrusion
3575 # length will be NbOfSteps * ||StepVector||)
3576 # @param NbOfSteps the number of steps
3577 # @param MakeGroups forces the generation of new groups from existing ones
3578 # @param IsNodes is True if elements with given ids are nodes
3579 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3580 # @ingroup l2_modif_extrurev
3581 def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps, MakeGroups=False, IsNodes = False):
3582 if IDsOfElements == []:
3583 IDsOfElements = self.GetElementsId()
3584 if isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object):
3585 StepVector = self.smeshpyD.GetDirStruct(StepVector)
3586 if isinstance( StepVector, list ):
3587 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
3588 NbOfSteps,Parameters,hasVars = ParseParameters(NbOfSteps)
3589 Parameters = StepVector.PS.parameters + var_separator + Parameters
3590 self.mesh.SetParameters(Parameters)
3593 return self.editor.ExtrusionSweepMakeGroups0D(IDsOfElements, StepVector, NbOfSteps)
3595 return self.editor.ExtrusionSweepMakeGroups(IDsOfElements, StepVector, NbOfSteps)
3597 self.editor.ExtrusionSweep0D(IDsOfElements, StepVector, NbOfSteps)
3599 self.editor.ExtrusionSweep(IDsOfElements, StepVector, NbOfSteps)
3602 ## Generates new elements by extrusion of the elements with given ids
3603 # @param IDsOfElements is ids of elements
3604 # @param StepVector vector or DirStruct or 3 vector components, defining
3605 # the direction and value of extrusion for one step (the total extrusion
3606 # length will be NbOfSteps * ||StepVector||)
3607 # @param NbOfSteps the number of steps
3608 # @param ExtrFlags sets flags for extrusion
3609 # @param SewTolerance uses for comparing locations of nodes if flag
3610 # EXTRUSION_FLAG_SEW is set
3611 # @param MakeGroups forces the generation of new groups from existing ones
3612 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3613 # @ingroup l2_modif_extrurev
3614 def AdvancedExtrusion(self, IDsOfElements, StepVector, NbOfSteps,
3615 ExtrFlags, SewTolerance, MakeGroups=False):
3616 if ( isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object)):
3617 StepVector = self.smeshpyD.GetDirStruct(StepVector)
3618 if isinstance( StepVector, list ):
3619 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
3621 return self.editor.AdvancedExtrusionMakeGroups(IDsOfElements, StepVector, NbOfSteps,
3622 ExtrFlags, SewTolerance)
3623 self.editor.AdvancedExtrusion(IDsOfElements, StepVector, NbOfSteps,
3624 ExtrFlags, SewTolerance)
3627 ## Generates new elements by extrusion of the elements which belong to the object
3628 # @param theObject the object which elements should be processed.
3629 # It can be a mesh, a sub mesh or a group.
3630 # @param StepVector vector or DirStruct or 3 vector components, defining
3631 # the direction and value of extrusion for one step (the total extrusion
3632 # length will be NbOfSteps * ||StepVector||)
3633 # @param NbOfSteps the number of steps
3634 # @param MakeGroups forces the generation of new groups from existing ones
3635 # @param IsNodes is True if elements which belong to the object are nodes
3636 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3637 # @ingroup l2_modif_extrurev
3638 def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps, MakeGroups=False, IsNodes=False):
3639 if ( isinstance( theObject, Mesh )):
3640 theObject = theObject.GetMesh()
3641 if ( isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object)):
3642 StepVector = self.smeshpyD.GetDirStruct(StepVector)
3643 if isinstance( StepVector, list ):
3644 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
3645 NbOfSteps,Parameters,hasVars = ParseParameters(NbOfSteps)
3646 Parameters = StepVector.PS.parameters + var_separator + Parameters
3647 self.mesh.SetParameters(Parameters)
3650 return self.editor.ExtrusionSweepObject0DMakeGroups(theObject, StepVector, NbOfSteps)
3652 return self.editor.ExtrusionSweepObjectMakeGroups(theObject, StepVector, NbOfSteps)
3654 self.editor.ExtrusionSweepObject0D(theObject, StepVector, NbOfSteps)
3656 self.editor.ExtrusionSweepObject(theObject, StepVector, NbOfSteps)
3659 ## Generates new elements by extrusion of the elements which belong to the object
3660 # @param theObject object which elements should be processed.
3661 # It can be a mesh, a sub mesh or a group.
3662 # @param StepVector vector or DirStruct or 3 vector components, defining
3663 # the direction and value of extrusion for one step (the total extrusion
3664 # length will be NbOfSteps * ||StepVector||)
3665 # @param NbOfSteps the number of steps
3666 # @param MakeGroups to generate new groups from existing ones
3667 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3668 # @ingroup l2_modif_extrurev
3669 def ExtrusionSweepObject1D(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
3670 if ( isinstance( theObject, Mesh )):
3671 theObject = theObject.GetMesh()
3672 if ( isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object)):
3673 StepVector = self.smeshpyD.GetDirStruct(StepVector)
3674 if isinstance( StepVector, list ):
3675 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
3676 NbOfSteps,Parameters,hasVars = ParseParameters(NbOfSteps)
3677 Parameters = StepVector.PS.parameters + var_separator + Parameters
3678 self.mesh.SetParameters(Parameters)
3680 return self.editor.ExtrusionSweepObject1DMakeGroups(theObject, StepVector, NbOfSteps)
3681 self.editor.ExtrusionSweepObject1D(theObject, StepVector, NbOfSteps)
3684 ## Generates new elements by extrusion of the elements which belong to the object
3685 # @param theObject object which elements should be processed.
3686 # It can be a mesh, a sub mesh or a group.
3687 # @param StepVector vector or DirStruct or 3 vector components, defining
3688 # the direction and value of extrusion for one step (the total extrusion
3689 # length will be NbOfSteps * ||StepVector||)
3690 # @param NbOfSteps the number of steps
3691 # @param MakeGroups forces the generation of new groups from existing ones
3692 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3693 # @ingroup l2_modif_extrurev
3694 def ExtrusionSweepObject2D(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
3695 if ( isinstance( theObject, Mesh )):
3696 theObject = theObject.GetMesh()
3697 if ( isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object)):
3698 StepVector = self.smeshpyD.GetDirStruct(StepVector)
3699 if isinstance( StepVector, list ):
3700 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
3701 NbOfSteps,Parameters,hasVars = ParseParameters(NbOfSteps)
3702 Parameters = StepVector.PS.parameters + var_separator + Parameters
3703 self.mesh.SetParameters(Parameters)
3705 return self.editor.ExtrusionSweepObject2DMakeGroups(theObject, StepVector, NbOfSteps)
3706 self.editor.ExtrusionSweepObject2D(theObject, StepVector, NbOfSteps)
3711 ## Generates new elements by extrusion of the given elements
3712 # The path of extrusion must be a meshed edge.
3713 # @param Base mesh or group, or submesh, or list of ids of elements for extrusion
3714 # @param Path - 1D mesh or 1D sub-mesh, along which proceeds the extrusion
3715 # @param NodeStart the start node from Path. Defines the direction of extrusion
3716 # @param HasAngles allows the shape to be rotated around the path
3717 # to get the resulting mesh in a helical fashion
3718 # @param Angles list of angles in radians
3719 # @param LinearVariation forces the computation of rotation angles as linear
3720 # variation of the given Angles along path steps
3721 # @param HasRefPoint allows using the reference point
3722 # @param RefPoint the point around which the elements are rotated (the mass
3723 # center of the elements by default).
3724 # The User can specify any point as the Reference Point.
3725 # RefPoint can be either GEOM Vertex, [x,y,z] or SMESH.PointStruct
3726 # @param MakeGroups forces the generation of new groups from existing ones
3727 # @param ElemType type of elements for extrusion (if param Base is a mesh)
3728 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
3729 # only SMESH::Extrusion_Error otherwise
3730 # @ingroup l2_modif_extrurev
3731 def ExtrusionAlongPathX(self, Base, Path, NodeStart,
3732 HasAngles, Angles, LinearVariation,
3733 HasRefPoint, RefPoint, MakeGroups, ElemType):
3734 if isinstance( RefPoint, geomBuilder.GEOM._objref_GEOM_Object):
3735 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
3737 elif isinstance( RefPoint, list ):
3738 RefPoint = PointStruct(*RefPoint)
3740 Angles,AnglesParameters,hasVars = ParseAngles(Angles)
3741 Parameters = AnglesParameters + var_separator + RefPoint.parameters
3742 self.mesh.SetParameters(Parameters)
3744 if (isinstance(Path, Mesh)): Path = Path.GetMesh()
3746 if isinstance(Base, list):
3748 if Base == []: IDsOfElements = self.GetElementsId()
3749 else: IDsOfElements = Base
3750 return self.editor.ExtrusionAlongPathX(IDsOfElements, Path, NodeStart,
3751 HasAngles, Angles, LinearVariation,
3752 HasRefPoint, RefPoint, MakeGroups, ElemType)
3754 if isinstance(Base, Mesh): Base = Base.GetMesh()
3755 if isinstance(Base, SMESH._objref_SMESH_Mesh) or isinstance(Base, SMESH._objref_SMESH_Group) or isinstance(Base, SMESH._objref_SMESH_subMesh):
3756 return self.editor.ExtrusionAlongPathObjX(Base, Path, NodeStart,
3757 HasAngles, Angles, LinearVariation,
3758 HasRefPoint, RefPoint, MakeGroups, ElemType)
3760 raise RuntimeError, "Invalid Base for ExtrusionAlongPathX"
3763 ## Generates new elements by extrusion of the given elements
3764 # The path of extrusion must be a meshed edge.
3765 # @param IDsOfElements ids of elements
3766 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
3767 # @param PathShape shape(edge) defines the sub-mesh for the path
3768 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
3769 # @param HasAngles allows the shape to be rotated around the path
3770 # to get the resulting mesh in a helical fashion
3771 # @param Angles list of angles in radians
3772 # @param HasRefPoint allows using the reference point
3773 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
3774 # The User can specify any point as the Reference Point.
3775 # @param MakeGroups forces the generation of new groups from existing ones
3776 # @param LinearVariation forces the computation of rotation angles as linear
3777 # variation of the given Angles along path steps
3778 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
3779 # only SMESH::Extrusion_Error otherwise
3780 # @ingroup l2_modif_extrurev
3781 def ExtrusionAlongPath(self, IDsOfElements, PathMesh, PathShape, NodeStart,
3782 HasAngles, Angles, HasRefPoint, RefPoint,
3783 MakeGroups=False, LinearVariation=False):
3784 if IDsOfElements == []:
3785 IDsOfElements = self.GetElementsId()
3786 if ( isinstance( RefPoint, geomBuilder.GEOM._objref_GEOM_Object)):
3787 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
3789 if ( isinstance( PathMesh, Mesh )):
3790 PathMesh = PathMesh.GetMesh()
3791 Angles,AnglesParameters,hasVars = ParseAngles(Angles)
3792 Parameters = AnglesParameters + var_separator + RefPoint.parameters
3793 self.mesh.SetParameters(Parameters)
3794 if HasAngles and Angles and LinearVariation:
3795 Angles = self.editor.LinearAnglesVariation( PathMesh, PathShape, Angles )
3798 return self.editor.ExtrusionAlongPathMakeGroups(IDsOfElements, PathMesh,
3799 PathShape, NodeStart, HasAngles,
3800 Angles, HasRefPoint, RefPoint)
3801 return self.editor.ExtrusionAlongPath(IDsOfElements, PathMesh, PathShape,
3802 NodeStart, HasAngles, Angles, HasRefPoint, RefPoint)
3804 ## Generates new elements by extrusion of the elements which belong to the object
3805 # The path of extrusion must be a meshed edge.
3806 # @param theObject the object which elements should be processed.
3807 # It can be a mesh, a sub mesh or a group.
3808 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
3809 # @param PathShape shape(edge) defines the sub-mesh for the path
3810 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
3811 # @param HasAngles allows the shape to be rotated around the path
3812 # to get the resulting mesh in a helical fashion
3813 # @param Angles list of angles
3814 # @param HasRefPoint allows using the reference point
3815 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
3816 # The User can specify any point as the Reference Point.
3817 # @param MakeGroups forces the generation of new groups from existing ones
3818 # @param LinearVariation forces the computation of rotation angles as linear
3819 # variation of the given Angles along path steps
3820 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
3821 # only SMESH::Extrusion_Error otherwise
3822 # @ingroup l2_modif_extrurev
3823 def ExtrusionAlongPathObject(self, theObject, PathMesh, PathShape, NodeStart,
3824 HasAngles, Angles, HasRefPoint, RefPoint,
3825 MakeGroups=False, LinearVariation=False):
3826 if ( isinstance( theObject, Mesh )):
3827 theObject = theObject.GetMesh()
3828 if ( isinstance( RefPoint, geomBuilder.GEOM._objref_GEOM_Object)):
3829 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
3830 if ( isinstance( PathMesh, Mesh )):
3831 PathMesh = PathMesh.GetMesh()
3832 Angles,AnglesParameters,hasVars = ParseAngles(Angles)
3833 Parameters = AnglesParameters + var_separator + RefPoint.parameters
3834 self.mesh.SetParameters(Parameters)
3835 if HasAngles and Angles and LinearVariation:
3836 Angles = self.editor.LinearAnglesVariation( PathMesh, PathShape, Angles )
3839 return self.editor.ExtrusionAlongPathObjectMakeGroups(theObject, PathMesh,
3840 PathShape, NodeStart, HasAngles,
3841 Angles, HasRefPoint, RefPoint)
3842 return self.editor.ExtrusionAlongPathObject(theObject, PathMesh, PathShape,
3843 NodeStart, HasAngles, Angles, HasRefPoint,
3846 ## Generates new elements by extrusion of the elements which belong to the object
3847 # The path of extrusion must be a meshed edge.
3848 # @param theObject the object which elements should be processed.
3849 # It can be a mesh, a sub mesh or a group.
3850 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
3851 # @param PathShape shape(edge) defines the sub-mesh for the path
3852 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
3853 # @param HasAngles allows the shape to be rotated around the path
3854 # to get the resulting mesh in a helical fashion
3855 # @param Angles list of angles
3856 # @param HasRefPoint allows using the reference point
3857 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
3858 # The User can specify any point as the Reference Point.
3859 # @param MakeGroups forces the generation of new groups from existing ones
3860 # @param LinearVariation forces the computation of rotation angles as linear
3861 # variation of the given Angles along path steps
3862 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
3863 # only SMESH::Extrusion_Error otherwise
3864 # @ingroup l2_modif_extrurev
3865 def ExtrusionAlongPathObject1D(self, theObject, PathMesh, PathShape, NodeStart,
3866 HasAngles, Angles, HasRefPoint, RefPoint,
3867 MakeGroups=False, LinearVariation=False):
3868 if ( isinstance( theObject, Mesh )):
3869 theObject = theObject.GetMesh()
3870 if ( isinstance( RefPoint, geomBuilder.GEOM._objref_GEOM_Object)):
3871 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
3872 if ( isinstance( PathMesh, Mesh )):
3873 PathMesh = PathMesh.GetMesh()
3874 Angles,AnglesParameters,hasVars = ParseAngles(Angles)
3875 Parameters = AnglesParameters + var_separator + RefPoint.parameters
3876 self.mesh.SetParameters(Parameters)
3877 if HasAngles and Angles and LinearVariation:
3878 Angles = self.editor.LinearAnglesVariation( PathMesh, PathShape, Angles )
3881 return self.editor.ExtrusionAlongPathObject1DMakeGroups(theObject, PathMesh,
3882 PathShape, NodeStart, HasAngles,
3883 Angles, HasRefPoint, RefPoint)
3884 return self.editor.ExtrusionAlongPathObject1D(theObject, PathMesh, PathShape,
3885 NodeStart, HasAngles, Angles, HasRefPoint,
3888 ## Generates new elements by extrusion of the elements which belong to the object
3889 # The path of extrusion must be a meshed edge.
3890 # @param theObject the object which elements should be processed.
3891 # It can be a mesh, a sub mesh or a group.
3892 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
3893 # @param PathShape shape(edge) defines the sub-mesh for the path
3894 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
3895 # @param HasAngles allows the shape to be rotated around the path
3896 # to get the resulting mesh in a helical fashion
3897 # @param Angles list of angles
3898 # @param HasRefPoint allows using the reference point
3899 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
3900 # The User can specify any point as the Reference Point.
3901 # @param MakeGroups forces the generation of new groups from existing ones
3902 # @param LinearVariation forces the computation of rotation angles as linear
3903 # variation of the given Angles along path steps
3904 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
3905 # only SMESH::Extrusion_Error otherwise
3906 # @ingroup l2_modif_extrurev
3907 def ExtrusionAlongPathObject2D(self, theObject, PathMesh, PathShape, NodeStart,
3908 HasAngles, Angles, HasRefPoint, RefPoint,
3909 MakeGroups=False, LinearVariation=False):
3910 if ( isinstance( theObject, Mesh )):
3911 theObject = theObject.GetMesh()
3912 if ( isinstance( RefPoint, geomBuilder.GEOM._objref_GEOM_Object)):
3913 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
3914 if ( isinstance( PathMesh, Mesh )):
3915 PathMesh = PathMesh.GetMesh()
3916 Angles,AnglesParameters,hasVars = ParseAngles(Angles)
3917 Parameters = AnglesParameters + var_separator + RefPoint.parameters
3918 self.mesh.SetParameters(Parameters)
3919 if HasAngles and Angles and LinearVariation:
3920 Angles = self.editor.LinearAnglesVariation( PathMesh, PathShape, Angles )
3923 return self.editor.ExtrusionAlongPathObject2DMakeGroups(theObject, PathMesh,
3924 PathShape, NodeStart, HasAngles,
3925 Angles, HasRefPoint, RefPoint)
3926 return self.editor.ExtrusionAlongPathObject2D(theObject, PathMesh, PathShape,
3927 NodeStart, HasAngles, Angles, HasRefPoint,
3930 ## Creates a symmetrical copy of mesh elements
3931 # @param IDsOfElements list of elements ids
3932 # @param Mirror is AxisStruct or geom object(point, line, plane)
3933 # @param theMirrorType is POINT, AXIS or PLANE
3934 # If the Mirror is a geom object this parameter is unnecessary
3935 # @param Copy allows to copy element (Copy is 1) or to replace with its mirroring (Copy is 0)
3936 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
3937 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3938 # @ingroup l2_modif_trsf
3939 def Mirror(self, IDsOfElements, Mirror, theMirrorType=None, Copy=0, MakeGroups=False):
3940 if IDsOfElements == []:
3941 IDsOfElements = self.GetElementsId()
3942 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
3943 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
3944 theMirrorType = Mirror._mirrorType
3946 self.mesh.SetParameters(Mirror.parameters)
3947 if Copy and MakeGroups:
3948 return self.editor.MirrorMakeGroups(IDsOfElements, Mirror, theMirrorType)
3949 self.editor.Mirror(IDsOfElements, Mirror, theMirrorType, Copy)
3952 ## Creates a new mesh by a symmetrical copy of mesh elements
3953 # @param IDsOfElements the list of elements ids
3954 # @param Mirror is AxisStruct or geom object (point, line, plane)
3955 # @param theMirrorType is POINT, AXIS or PLANE
3956 # If the Mirror is a geom object this parameter is unnecessary
3957 # @param MakeGroups to generate new groups from existing ones
3958 # @param NewMeshName a name of the new mesh to create
3959 # @return instance of Mesh class
3960 # @ingroup l2_modif_trsf
3961 def MirrorMakeMesh(self, IDsOfElements, Mirror, theMirrorType=0, MakeGroups=0, NewMeshName=""):
3962 if IDsOfElements == []:
3963 IDsOfElements = self.GetElementsId()
3964 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
3965 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
3966 theMirrorType = Mirror._mirrorType
3968 self.mesh.SetParameters(Mirror.parameters)
3969 mesh = self.editor.MirrorMakeMesh(IDsOfElements, Mirror, theMirrorType,
3970 MakeGroups, NewMeshName)
3971 return Mesh(self.smeshpyD,self.geompyD,mesh)
3973 ## Creates a symmetrical copy of the object
3974 # @param theObject mesh, submesh or group
3975 # @param Mirror AxisStruct or geom object (point, line, plane)
3976 # @param theMirrorType is POINT, AXIS or PLANE
3977 # If the Mirror is a geom object this parameter is unnecessary
3978 # @param Copy allows copying the element (Copy is 1) or replacing it with its mirror (Copy is 0)
3979 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
3980 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3981 # @ingroup l2_modif_trsf
3982 def MirrorObject (self, theObject, Mirror, theMirrorType=None, Copy=0, MakeGroups=False):
3983 if ( isinstance( theObject, Mesh )):
3984 theObject = theObject.GetMesh()
3985 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
3986 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
3987 theMirrorType = Mirror._mirrorType
3989 self.mesh.SetParameters(Mirror.parameters)
3990 if Copy and MakeGroups:
3991 return self.editor.MirrorObjectMakeGroups(theObject, Mirror, theMirrorType)
3992 self.editor.MirrorObject(theObject, Mirror, theMirrorType, Copy)
3995 ## Creates a new mesh by a symmetrical copy of the object
3996 # @param theObject mesh, submesh or group
3997 # @param Mirror AxisStruct or geom object (point, line, plane)
3998 # @param theMirrorType POINT, AXIS or PLANE
3999 # If the Mirror is a geom object this parameter is unnecessary
4000 # @param MakeGroups forces the generation of new groups from existing ones
4001 # @param NewMeshName the name of the new mesh to create
4002 # @return instance of Mesh class
4003 # @ingroup l2_modif_trsf
4004 def MirrorObjectMakeMesh (self, theObject, Mirror, theMirrorType=0,MakeGroups=0,NewMeshName=""):
4005 if ( isinstance( theObject, Mesh )):
4006 theObject = theObject.GetMesh()
4007 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
4008 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
4009 theMirrorType = Mirror._mirrorType
4011 self.mesh.SetParameters(Mirror.parameters)
4012 mesh = self.editor.MirrorObjectMakeMesh(theObject, Mirror, theMirrorType,
4013 MakeGroups, NewMeshName)
4014 return Mesh( self.smeshpyD,self.geompyD,mesh )
4016 ## Translates the elements
4017 # @param IDsOfElements list of elements ids
4018 # @param Vector the direction of translation (DirStruct or vector or 3 vector components)
4019 # @param Copy allows copying the translated elements
4020 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4021 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4022 # @ingroup l2_modif_trsf
4023 def Translate(self, IDsOfElements, Vector, Copy, MakeGroups=False):
4024 if IDsOfElements == []:
4025 IDsOfElements = self.GetElementsId()
4026 if ( isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object)):
4027 Vector = self.smeshpyD.GetDirStruct(Vector)
4028 if isinstance( Vector, list ):
4029 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4030 self.mesh.SetParameters(Vector.PS.parameters)
4031 if Copy and MakeGroups:
4032 return self.editor.TranslateMakeGroups(IDsOfElements, Vector)
4033 self.editor.Translate(IDsOfElements, Vector, Copy)
4036 ## Creates a new mesh of translated elements
4037 # @param IDsOfElements list of elements ids
4038 # @param Vector the direction of translation (DirStruct or vector or 3 vector components)
4039 # @param MakeGroups forces the generation of new groups from existing ones
4040 # @param NewMeshName the name of the newly created mesh
4041 # @return instance of Mesh class
4042 # @ingroup l2_modif_trsf
4043 def TranslateMakeMesh(self, IDsOfElements, Vector, MakeGroups=False, NewMeshName=""):
4044 if IDsOfElements == []:
4045 IDsOfElements = self.GetElementsId()
4046 if ( isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object)):
4047 Vector = self.smeshpyD.GetDirStruct(Vector)
4048 if isinstance( Vector, list ):
4049 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4050 self.mesh.SetParameters(Vector.PS.parameters)
4051 mesh = self.editor.TranslateMakeMesh(IDsOfElements, Vector, MakeGroups, NewMeshName)
4052 return Mesh ( self.smeshpyD, self.geompyD, mesh )
4054 ## Translates the object
4055 # @param theObject the object to translate (mesh, submesh, or group)
4056 # @param Vector direction of translation (DirStruct or geom vector or 3 vector components)
4057 # @param Copy allows copying the translated elements
4058 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4059 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4060 # @ingroup l2_modif_trsf
4061 def TranslateObject(self, theObject, Vector, Copy, MakeGroups=False):
4062 if ( isinstance( theObject, Mesh )):
4063 theObject = theObject.GetMesh()
4064 if ( isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object)):
4065 Vector = self.smeshpyD.GetDirStruct(Vector)
4066 if isinstance( Vector, list ):
4067 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4068 self.mesh.SetParameters(Vector.PS.parameters)
4069 if Copy and MakeGroups:
4070 return self.editor.TranslateObjectMakeGroups(theObject, Vector)
4071 self.editor.TranslateObject(theObject, Vector, Copy)
4074 ## Creates a new mesh from the translated object
4075 # @param theObject the object to translate (mesh, submesh, or group)
4076 # @param Vector the direction of translation (DirStruct or geom vector or 3 vector components)
4077 # @param MakeGroups forces the generation of new groups from existing ones
4078 # @param NewMeshName the name of the newly created mesh
4079 # @return instance of Mesh class
4080 # @ingroup l2_modif_trsf
4081 def TranslateObjectMakeMesh(self, theObject, Vector, MakeGroups=False, NewMeshName=""):
4082 if isinstance( theObject, Mesh ):
4083 theObject = theObject.GetMesh()
4084 if isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object ):
4085 Vector = self.smeshpyD.GetDirStruct(Vector)
4086 if isinstance( Vector, list ):
4087 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4088 self.mesh.SetParameters(Vector.PS.parameters)
4089 mesh = self.editor.TranslateObjectMakeMesh(theObject, Vector, MakeGroups, NewMeshName)
4090 return Mesh( self.smeshpyD, self.geompyD, mesh )
4094 ## Scales the object
4095 # @param theObject - the object to translate (mesh, submesh, or group)
4096 # @param thePoint - base point for scale
4097 # @param theScaleFact - list of 1-3 scale factors for axises
4098 # @param Copy - allows copying the translated elements
4099 # @param MakeGroups - forces the generation of new groups from existing
4101 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True,
4102 # empty list otherwise
4103 def Scale(self, theObject, thePoint, theScaleFact, Copy, MakeGroups=False):
4104 unRegister = genObjUnRegister()
4105 if ( isinstance( theObject, Mesh )):
4106 theObject = theObject.GetMesh()
4107 if ( isinstance( theObject, list )):
4108 theObject = self.GetIDSource(theObject, SMESH.ALL)
4109 unRegister.set( theObject )
4110 if ( isinstance( theScaleFact, float )):
4111 theScaleFact = [theScaleFact]
4112 if ( isinstance( theScaleFact, int )):
4113 theScaleFact = [ float(theScaleFact)]
4115 self.mesh.SetParameters(thePoint.parameters)
4117 if Copy and MakeGroups:
4118 return self.editor.ScaleMakeGroups(theObject, thePoint, theScaleFact)
4119 self.editor.Scale(theObject, thePoint, theScaleFact, Copy)
4122 ## Creates a new mesh from the translated object
4123 # @param theObject - the object to translate (mesh, submesh, or group)
4124 # @param thePoint - base point for scale
4125 # @param theScaleFact - list of 1-3 scale factors for axises
4126 # @param MakeGroups - forces the generation of new groups from existing ones
4127 # @param NewMeshName - the name of the newly created mesh
4128 # @return instance of Mesh class
4129 def ScaleMakeMesh(self, theObject, thePoint, theScaleFact, MakeGroups=False, NewMeshName=""):
4130 unRegister = genObjUnRegister()
4131 if (isinstance(theObject, Mesh)):
4132 theObject = theObject.GetMesh()
4133 if ( isinstance( theObject, list )):
4134 theObject = self.GetIDSource(theObject,SMESH.ALL)
4135 unRegister.set( theObject )
4136 if ( isinstance( theScaleFact, float )):
4137 theScaleFact = [theScaleFact]
4138 if ( isinstance( theScaleFact, int )):
4139 theScaleFact = [ float(theScaleFact)]
4141 self.mesh.SetParameters(thePoint.parameters)
4142 mesh = self.editor.ScaleMakeMesh(theObject, thePoint, theScaleFact,
4143 MakeGroups, NewMeshName)
4144 return Mesh( self.smeshpyD, self.geompyD, mesh )
4148 ## Rotates the elements
4149 # @param IDsOfElements list of elements ids
4150 # @param Axis the axis of rotation (AxisStruct or geom line)
4151 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4152 # @param Copy allows copying the rotated elements
4153 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4154 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4155 # @ingroup l2_modif_trsf
4156 def Rotate (self, IDsOfElements, Axis, AngleInRadians, Copy, MakeGroups=False):
4157 if IDsOfElements == []:
4158 IDsOfElements = self.GetElementsId()
4159 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4160 Axis = self.smeshpyD.GetAxisStruct(Axis)
4161 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4162 Parameters = Axis.parameters + var_separator + Parameters
4163 self.mesh.SetParameters(Parameters)
4164 if Copy and MakeGroups:
4165 return self.editor.RotateMakeGroups(IDsOfElements, Axis, AngleInRadians)
4166 self.editor.Rotate(IDsOfElements, Axis, AngleInRadians, Copy)
4169 ## Creates a new mesh of rotated elements
4170 # @param IDsOfElements list of element ids
4171 # @param Axis the axis of rotation (AxisStruct or geom line)
4172 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4173 # @param MakeGroups forces the generation of new groups from existing ones
4174 # @param NewMeshName the name of the newly created mesh
4175 # @return instance of Mesh class
4176 # @ingroup l2_modif_trsf
4177 def RotateMakeMesh (self, IDsOfElements, Axis, AngleInRadians, MakeGroups=0, NewMeshName=""):
4178 if IDsOfElements == []:
4179 IDsOfElements = self.GetElementsId()
4180 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4181 Axis = self.smeshpyD.GetAxisStruct(Axis)
4182 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4183 Parameters = Axis.parameters + var_separator + Parameters
4184 self.mesh.SetParameters(Parameters)
4185 mesh = self.editor.RotateMakeMesh(IDsOfElements, Axis, AngleInRadians,
4186 MakeGroups, NewMeshName)
4187 return Mesh( self.smeshpyD, self.geompyD, mesh )
4189 ## Rotates the object
4190 # @param theObject the object to rotate( mesh, submesh, or group)
4191 # @param Axis the axis of rotation (AxisStruct or geom line)
4192 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4193 # @param Copy allows copying the rotated elements
4194 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4195 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4196 # @ingroup l2_modif_trsf
4197 def RotateObject (self, theObject, Axis, AngleInRadians, Copy, MakeGroups=False):
4198 if (isinstance(theObject, Mesh)):
4199 theObject = theObject.GetMesh()
4200 if (isinstance(Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4201 Axis = self.smeshpyD.GetAxisStruct(Axis)
4202 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4203 Parameters = Axis.parameters + ":" + Parameters
4204 self.mesh.SetParameters(Parameters)
4205 if Copy and MakeGroups:
4206 return self.editor.RotateObjectMakeGroups(theObject, Axis, AngleInRadians)
4207 self.editor.RotateObject(theObject, Axis, AngleInRadians, Copy)
4210 ## Creates a new mesh from the rotated object
4211 # @param theObject the object to rotate (mesh, submesh, or group)
4212 # @param Axis the axis of rotation (AxisStruct or geom line)
4213 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4214 # @param MakeGroups forces the generation of new groups from existing ones
4215 # @param NewMeshName the name of the newly created mesh
4216 # @return instance of Mesh class
4217 # @ingroup l2_modif_trsf
4218 def RotateObjectMakeMesh(self, theObject, Axis, AngleInRadians, MakeGroups=0,NewMeshName=""):
4219 if (isinstance( theObject, Mesh )):
4220 theObject = theObject.GetMesh()
4221 if (isinstance(Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4222 Axis = self.smeshpyD.GetAxisStruct(Axis)
4223 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4224 Parameters = Axis.parameters + ":" + Parameters
4225 mesh = self.editor.RotateObjectMakeMesh(theObject, Axis, AngleInRadians,
4226 MakeGroups, NewMeshName)
4227 self.mesh.SetParameters(Parameters)
4228 return Mesh( self.smeshpyD, self.geompyD, mesh )
4230 ## Finds groups of adjacent nodes within Tolerance.
4231 # @param Tolerance the value of tolerance
4232 # @return the list of pairs of nodes IDs (e.g. [[1,12],[25,4]])
4233 # @ingroup l2_modif_trsf
4234 def FindCoincidentNodes (self, Tolerance):
4235 return self.editor.FindCoincidentNodes(Tolerance)
4237 ## Finds groups of ajacent nodes within Tolerance.
4238 # @param Tolerance the value of tolerance
4239 # @param SubMeshOrGroup SubMesh or Group
4240 # @param exceptNodes list of either SubMeshes, Groups or node IDs to exclude from search
4241 # @return the list of pairs of nodes IDs (e.g. [[1,12],[25,4]])
4242 # @ingroup l2_modif_trsf
4243 def FindCoincidentNodesOnPart (self, SubMeshOrGroup, Tolerance, exceptNodes=[]):
4244 unRegister = genObjUnRegister()
4245 if (isinstance( SubMeshOrGroup, Mesh )):
4246 SubMeshOrGroup = SubMeshOrGroup.GetMesh()
4247 if not isinstance( exceptNodes, list):
4248 exceptNodes = [ exceptNodes ]
4249 if exceptNodes and isinstance( exceptNodes[0], int):
4250 exceptNodes = [ self.GetIDSource( exceptNodes, SMESH.NODE)]
4251 unRegister.set( exceptNodes )
4252 return self.editor.FindCoincidentNodesOnPartBut(SubMeshOrGroup, Tolerance,exceptNodes)
4255 # @param GroupsOfNodes a list of pairs of nodes IDs for merging (e.g. [[1,12],[25,4]])
4256 # @ingroup l2_modif_trsf
4257 def MergeNodes (self, GroupsOfNodes):
4258 self.editor.MergeNodes(GroupsOfNodes)
4260 ## Finds the elements built on the same nodes.
4261 # @param MeshOrSubMeshOrGroup Mesh or SubMesh, or Group of elements for searching
4262 # @return the list of pairs of equal elements IDs (e.g. [[1,12],[25,4]])
4263 # @ingroup l2_modif_trsf
4264 def FindEqualElements (self, MeshOrSubMeshOrGroup):
4265 if ( isinstance( MeshOrSubMeshOrGroup, Mesh )):
4266 MeshOrSubMeshOrGroup = MeshOrSubMeshOrGroup.GetMesh()
4267 return self.editor.FindEqualElements(MeshOrSubMeshOrGroup)
4269 ## Merges elements in each given group.
4270 # @param GroupsOfElementsID a list of pairs of elements IDs for merging (e.g. [[1,12],[25,4]])
4271 # @ingroup l2_modif_trsf
4272 def MergeElements(self, GroupsOfElementsID):
4273 self.editor.MergeElements(GroupsOfElementsID)
4275 ## Leaves one element and removes all other elements built on the same nodes.
4276 # @ingroup l2_modif_trsf
4277 def MergeEqualElements(self):
4278 self.editor.MergeEqualElements()
4280 ## Sews free borders
4281 # @return SMESH::Sew_Error
4282 # @ingroup l2_modif_trsf
4283 def SewFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
4284 FirstNodeID2, SecondNodeID2, LastNodeID2,
4285 CreatePolygons, CreatePolyedrs):
4286 return self.editor.SewFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
4287 FirstNodeID2, SecondNodeID2, LastNodeID2,
4288 CreatePolygons, CreatePolyedrs)
4290 ## Sews conform free borders
4291 # @return SMESH::Sew_Error
4292 # @ingroup l2_modif_trsf
4293 def SewConformFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
4294 FirstNodeID2, SecondNodeID2):
4295 return self.editor.SewConformFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
4296 FirstNodeID2, SecondNodeID2)
4298 ## Sews border to side
4299 # @return SMESH::Sew_Error
4300 # @ingroup l2_modif_trsf
4301 def SewBorderToSide (self, FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
4302 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs):
4303 return self.editor.SewBorderToSide(FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
4304 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs)
4306 ## Sews two sides of a mesh. The nodes belonging to Side1 are
4307 # merged with the nodes of elements of Side2.
4308 # The number of elements in theSide1 and in theSide2 must be
4309 # equal and they should have similar nodal connectivity.
4310 # The nodes to merge should belong to side borders and
4311 # the first node should be linked to the second.
4312 # @return SMESH::Sew_Error
4313 # @ingroup l2_modif_trsf
4314 def SewSideElements (self, IDsOfSide1Elements, IDsOfSide2Elements,
4315 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
4316 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge):
4317 return self.editor.SewSideElements(IDsOfSide1Elements, IDsOfSide2Elements,
4318 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
4319 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge)
4321 ## Sets new nodes for the given element.
4322 # @param ide the element id
4323 # @param newIDs nodes ids
4324 # @return If the number of nodes does not correspond to the type of element - returns false
4325 # @ingroup l2_modif_edit
4326 def ChangeElemNodes(self, ide, newIDs):
4327 return self.editor.ChangeElemNodes(ide, newIDs)
4329 ## If during the last operation of MeshEditor some nodes were
4330 # created, this method returns the list of their IDs, \n
4331 # if new nodes were not created - returns empty list
4332 # @return the list of integer values (can be empty)
4333 # @ingroup l1_auxiliary
4334 def GetLastCreatedNodes(self):
4335 return self.editor.GetLastCreatedNodes()
4337 ## If during the last operation of MeshEditor some elements were
4338 # created this method returns the list of their IDs, \n
4339 # if new elements were not created - returns empty list
4340 # @return the list of integer values (can be empty)
4341 # @ingroup l1_auxiliary
4342 def GetLastCreatedElems(self):
4343 return self.editor.GetLastCreatedElems()
4345 ## Clears sequences of nodes and elements created by mesh edition oparations
4346 # @ingroup l1_auxiliary
4347 def ClearLastCreated(self):
4348 self.editor.ClearLastCreated()
4350 ## Creates Duplicates given elements, i.e. creates new elements based on the
4351 # same nodes as the given ones.
4352 # @param theElements - container of elements to duplicate. It can be a Mesh,
4353 # sub-mesh, group, filter or a list of element IDs.
4354 # @param theGroupName - a name of group to contain the generated elements.
4355 # If a group with such a name already exists, the new elements
4356 # are added to the existng group, else a new group is created.
4357 # If \a theGroupName is empty, new elements are not added
4359 # @return a group where the new elements are added. None if theGroupName == "".
4360 # @ingroup l2_modif_edit
4361 def DoubleElements(self, theElements, theGroupName=""):
4362 unRegister = genObjUnRegister()
4363 if isinstance( theElements, Mesh ):
4364 theElements = theElements.mesh
4365 elif isinstance( theElements, list ):
4366 theElements = self.GetIDSource( theElements, SMESH.ALL )
4367 unRegister.set( theElements )
4368 return self.editor.DoubleElements(theElements, theGroupName)
4370 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4371 # @param theNodes identifiers of nodes to be doubled
4372 # @param theModifiedElems identifiers of elements to be updated by the new (doubled)
4373 # nodes. If list of element identifiers is empty then nodes are doubled but
4374 # they not assigned to elements
4375 # @return TRUE if operation has been completed successfully, FALSE otherwise
4376 # @ingroup l2_modif_edit
4377 def DoubleNodes(self, theNodes, theModifiedElems):
4378 return self.editor.DoubleNodes(theNodes, theModifiedElems)
4380 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4381 # This method provided for convenience works as DoubleNodes() described above.
4382 # @param theNodeId identifiers of node to be doubled
4383 # @param theModifiedElems identifiers of elements to be updated
4384 # @return TRUE if operation has been completed successfully, FALSE otherwise
4385 # @ingroup l2_modif_edit
4386 def DoubleNode(self, theNodeId, theModifiedElems):
4387 return self.editor.DoubleNode(theNodeId, theModifiedElems)
4389 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4390 # This method provided for convenience works as DoubleNodes() described above.
4391 # @param theNodes group of nodes to be doubled
4392 # @param theModifiedElems group of elements to be updated.
4393 # @param theMakeGroup forces the generation of a group containing new nodes.
4394 # @return TRUE or a created group if operation has been completed successfully,
4395 # FALSE or None otherwise
4396 # @ingroup l2_modif_edit
4397 def DoubleNodeGroup(self, theNodes, theModifiedElems, theMakeGroup=False):
4399 return self.editor.DoubleNodeGroupNew(theNodes, theModifiedElems)
4400 return self.editor.DoubleNodeGroup(theNodes, theModifiedElems)
4402 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4403 # This method provided for convenience works as DoubleNodes() described above.
4404 # @param theNodes list of groups of nodes to be doubled
4405 # @param theModifiedElems list of groups of elements to be updated.
4406 # @param theMakeGroup forces the generation of a group containing new nodes.
4407 # @return TRUE if operation has been completed successfully, FALSE otherwise
4408 # @ingroup l2_modif_edit
4409 def DoubleNodeGroups(self, theNodes, theModifiedElems, theMakeGroup=False):
4411 return self.editor.DoubleNodeGroupsNew(theNodes, theModifiedElems)
4412 return self.editor.DoubleNodeGroups(theNodes, theModifiedElems)
4414 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4415 # @param theElems - the list of elements (edges or faces) to be replicated
4416 # The nodes for duplication could be found from these elements
4417 # @param theNodesNot - list of nodes to NOT replicate
4418 # @param theAffectedElems - the list of elements (cells and edges) to which the
4419 # replicated nodes should be associated to.
4420 # @return TRUE if operation has been completed successfully, FALSE otherwise
4421 # @ingroup l2_modif_edit
4422 def DoubleNodeElem(self, theElems, theNodesNot, theAffectedElems):
4423 return self.editor.DoubleNodeElem(theElems, theNodesNot, theAffectedElems)
4425 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4426 # @param theElems - the list of elements (edges or faces) to be replicated
4427 # The nodes for duplication could be found from these elements
4428 # @param theNodesNot - list of nodes to NOT replicate
4429 # @param theShape - shape to detect affected elements (element which geometric center
4430 # located on or inside shape).
4431 # The replicated nodes should be associated to affected elements.
4432 # @return TRUE if operation has been completed successfully, FALSE otherwise
4433 # @ingroup l2_modif_edit
4434 def DoubleNodeElemInRegion(self, theElems, theNodesNot, theShape):
4435 return self.editor.DoubleNodeElemInRegion(theElems, theNodesNot, theShape)
4437 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4438 # This method provided for convenience works as DoubleNodes() described above.
4439 # @param theElems - group of of elements (edges or faces) to be replicated
4440 # @param theNodesNot - group of nodes not to replicated
4441 # @param theAffectedElems - group of elements to which the replicated nodes
4442 # should be associated to.
4443 # @param theMakeGroup forces the generation of a group containing new elements.
4444 # @param theMakeNodeGroup forces the generation of a group containing new nodes.
4445 # @return TRUE or created groups (one or two) if operation has been completed successfully,
4446 # FALSE or None otherwise
4447 # @ingroup l2_modif_edit
4448 def DoubleNodeElemGroup(self, theElems, theNodesNot, theAffectedElems,
4449 theMakeGroup=False, theMakeNodeGroup=False):
4450 if theMakeGroup or theMakeNodeGroup:
4451 twoGroups = self.editor.DoubleNodeElemGroup2New(theElems, theNodesNot,
4453 theMakeGroup, theMakeNodeGroup)
4454 if theMakeGroup and theMakeNodeGroup:
4457 return twoGroups[ int(theMakeNodeGroup) ]
4458 return self.editor.DoubleNodeElemGroup(theElems, theNodesNot, theAffectedElems)
4460 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4461 # This method provided for convenience works as DoubleNodes() described above.
4462 # @param theElems - group of of elements (edges or faces) to be replicated
4463 # @param theNodesNot - group of nodes not to replicated
4464 # @param theShape - shape to detect affected elements (element which geometric center
4465 # located on or inside shape).
4466 # The replicated nodes should be associated to affected elements.
4467 # @ingroup l2_modif_edit
4468 def DoubleNodeElemGroupInRegion(self, theElems, theNodesNot, theShape):
4469 return self.editor.DoubleNodeElemGroupInRegion(theElems, theNodesNot, theShape)
4471 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4472 # This method provided for convenience works as DoubleNodes() described above.
4473 # @param theElems - list of groups of elements (edges or faces) to be replicated
4474 # @param theNodesNot - list of groups of nodes not to replicated
4475 # @param theAffectedElems - group of elements to which the replicated nodes
4476 # should be associated to.
4477 # @param theMakeGroup forces the generation of a group containing new elements.
4478 # @param theMakeNodeGroup forces the generation of a group containing new nodes.
4479 # @return TRUE or created groups (one or two) if operation has been completed successfully,
4480 # FALSE or None otherwise
4481 # @ingroup l2_modif_edit
4482 def DoubleNodeElemGroups(self, theElems, theNodesNot, theAffectedElems,
4483 theMakeGroup=False, theMakeNodeGroup=False):
4484 if theMakeGroup or theMakeNodeGroup:
4485 twoGroups = self.editor.DoubleNodeElemGroups2New(theElems, theNodesNot,
4487 theMakeGroup, theMakeNodeGroup)
4488 if theMakeGroup and theMakeNodeGroup:
4491 return twoGroups[ int(theMakeNodeGroup) ]
4492 return self.editor.DoubleNodeElemGroups(theElems, theNodesNot, theAffectedElems)
4494 ## Creates a hole in a mesh by doubling the nodes of some particular elements
4495 # This method provided for convenience works as DoubleNodes() described above.
4496 # @param theElems - list of groups of elements (edges or faces) to be replicated
4497 # @param theNodesNot - list of groups of nodes not to replicated
4498 # @param theShape - shape to detect affected elements (element which geometric center
4499 # located on or inside shape).
4500 # The replicated nodes should be associated to affected elements.
4501 # @return TRUE if operation has been completed successfully, FALSE otherwise
4502 # @ingroup l2_modif_edit
4503 def DoubleNodeElemGroupsInRegion(self, theElems, theNodesNot, theShape):
4504 return self.editor.DoubleNodeElemGroupsInRegion(theElems, theNodesNot, theShape)
4506 ## Identify the elements that will be affected by node duplication (actual duplication is not performed.
4507 # This method is the first step of DoubleNodeElemGroupsInRegion.
4508 # @param theElems - list of groups of elements (edges or faces) to be replicated
4509 # @param theNodesNot - list of groups of nodes not to replicated
4510 # @param theShape - shape to detect affected elements (element which geometric center
4511 # located on or inside shape).
4512 # The replicated nodes should be associated to affected elements.
4513 # @return groups of affected elements
4514 # @ingroup l2_modif_edit
4515 def AffectedElemGroupsInRegion(self, theElems, theNodesNot, theShape):
4516 return self.editor.AffectedElemGroupsInRegion(theElems, theNodesNot, theShape)
4518 ## Double nodes on shared faces between groups of volumes and create flat elements on demand.
4519 # The list of groups must describe a partition of the mesh volumes.
4520 # The nodes of the internal faces at the boundaries of the groups are doubled.
4521 # In option, the internal faces are replaced by flat elements.
4522 # Triangles are transformed in prisms, and quadrangles in hexahedrons.
4523 # @param theDomains - list of groups of volumes
4524 # @param createJointElems - if TRUE, create the elements
4525 # @param onAllBoundaries - if TRUE, the nodes and elements are also created on
4526 # the boundary between \a theDomains and the rest mesh
4527 # @return TRUE if operation has been completed successfully, FALSE otherwise
4528 def DoubleNodesOnGroupBoundaries(self, theDomains, createJointElems, onAllBoundaries=False ):
4529 return self.editor.DoubleNodesOnGroupBoundaries( theDomains, createJointElems, onAllBoundaries )
4531 ## Double nodes on some external faces and create flat elements.
4532 # Flat elements are mainly used by some types of mechanic calculations.
4534 # Each group of the list must be constituted of faces.
4535 # Triangles are transformed in prisms, and quadrangles in hexahedrons.
4536 # @param theGroupsOfFaces - list of groups of faces
4537 # @return TRUE if operation has been completed successfully, FALSE otherwise
4538 def CreateFlatElementsOnFacesGroups(self, theGroupsOfFaces ):
4539 return self.editor.CreateFlatElementsOnFacesGroups( theGroupsOfFaces )
4541 ## identify all the elements around a geom shape, get the faces delimiting the hole
4543 def CreateHoleSkin(self, radius, theShape, groupName, theNodesCoords):
4544 return self.editor.CreateHoleSkin( radius, theShape, groupName, theNodesCoords )
4546 def _getFunctor(self, funcType ):
4547 fn = self.functors[ funcType._v ]
4549 fn = self.smeshpyD.GetFunctor(funcType)
4550 fn.SetMesh(self.mesh)
4551 self.functors[ funcType._v ] = fn
4554 def _valueFromFunctor(self, funcType, elemId):
4555 fn = self._getFunctor( funcType )
4556 if fn.GetElementType() == self.GetElementType(elemId, True):
4557 val = fn.GetValue(elemId)
4562 ## Get length of 1D element or sum of lengths of all 1D mesh elements
4563 # @param elemId mesh element ID (if not defined - sum of length of all 1D elements will be calculated)
4564 # @return element's length value if \a elemId is specified or sum of all 1D mesh elements' lengths otherwise
4565 # @ingroup l1_measurements
4566 def GetLength(self, elemId=None):
4569 length = self.smeshpyD.GetLength(self)
4571 length = self._valueFromFunctor(SMESH.FT_Length, elemId)
4574 ## Get area of 2D element or sum of areas of all 2D mesh elements
4575 # @param elemId mesh element ID (if not defined - sum of areas of all 2D elements will be calculated)
4576 # @return element's area value if \a elemId is specified or sum of all 2D mesh elements' areas otherwise
4577 # @ingroup l1_measurements
4578 def GetArea(self, elemId=None):
4581 area = self.smeshpyD.GetArea(self)
4583 area = self._valueFromFunctor(SMESH.FT_Area, elemId)
4586 ## Get volume of 3D element or sum of volumes of all 3D mesh elements
4587 # @param elemId mesh element ID (if not defined - sum of volumes of all 3D elements will be calculated)
4588 # @return element's volume value if \a elemId is specified or sum of all 3D mesh elements' volumes otherwise
4589 # @ingroup l1_measurements
4590 def GetVolume(self, elemId=None):
4593 volume = self.smeshpyD.GetVolume(self)
4595 volume = self._valueFromFunctor(SMESH.FT_Volume3D, elemId)
4598 ## Get maximum element length.
4599 # @param elemId mesh element ID
4600 # @return element's maximum length value
4601 # @ingroup l1_measurements
4602 def GetMaxElementLength(self, elemId):
4603 if self.GetElementType(elemId, True) == SMESH.VOLUME:
4604 ftype = SMESH.FT_MaxElementLength3D
4606 ftype = SMESH.FT_MaxElementLength2D
4607 return self._valueFromFunctor(ftype, elemId)
4609 ## Get aspect ratio of 2D or 3D element.
4610 # @param elemId mesh element ID
4611 # @return element's aspect ratio value
4612 # @ingroup l1_measurements
4613 def GetAspectRatio(self, elemId):
4614 if self.GetElementType(elemId, True) == SMESH.VOLUME:
4615 ftype = SMESH.FT_AspectRatio3D
4617 ftype = SMESH.FT_AspectRatio
4618 return self._valueFromFunctor(ftype, elemId)
4620 ## Get warping angle of 2D element.
4621 # @param elemId mesh element ID
4622 # @return element's warping angle value
4623 # @ingroup l1_measurements
4624 def GetWarping(self, elemId):
4625 return self._valueFromFunctor(SMESH.FT_Warping, elemId)
4627 ## Get minimum angle of 2D element.
4628 # @param elemId mesh element ID
4629 # @return element's minimum angle value
4630 # @ingroup l1_measurements
4631 def GetMinimumAngle(self, elemId):
4632 return self._valueFromFunctor(SMESH.FT_MinimumAngle, elemId)
4634 ## Get taper of 2D element.
4635 # @param elemId mesh element ID
4636 # @return element's taper value
4637 # @ingroup l1_measurements
4638 def GetTaper(self, elemId):
4639 return self._valueFromFunctor(SMESH.FT_Taper, elemId)
4641 ## Get skew of 2D element.
4642 # @param elemId mesh element ID
4643 # @return element's skew value
4644 # @ingroup l1_measurements
4645 def GetSkew(self, elemId):
4646 return self._valueFromFunctor(SMESH.FT_Skew, elemId)
4648 ## Return minimal and maximal value of a given functor.
4649 # @param funType a functor type, an item of SMESH.FunctorType enum
4650 # (one of SMESH.FunctorType._items)
4651 # @param meshPart a part of mesh (group, sub-mesh) to treat
4652 # @return tuple (min,max)
4653 # @ingroup l1_measurements
4654 def GetMinMax(self, funType, meshPart=None):
4655 unRegister = genObjUnRegister()
4656 if isinstance( meshPart, list ):
4657 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
4658 unRegister.set( meshPart )
4659 if isinstance( meshPart, Mesh ):
4660 meshPart = meshPart.mesh
4661 fun = self._getFunctor( funType )
4664 hist = fun.GetLocalHistogram( 1, False, meshPart )
4666 hist = fun.GetHistogram( 1, False )
4668 return hist[0].min, hist[0].max
4671 pass # end of Mesh class
4673 ## Helper class for wrapping of SMESH.SMESH_Pattern CORBA class
4675 class Pattern(SMESH._objref_SMESH_Pattern):
4677 def ApplyToMeshFaces(self, theMesh, theFacesIDs, theNodeIndexOnKeyPoint1, theReverse):
4678 decrFun = lambda i: i-1
4679 theNodeIndexOnKeyPoint1,Parameters,hasVars = ParseParameters(theNodeIndexOnKeyPoint1, decrFun)
4680 theMesh.SetParameters(Parameters)
4681 return SMESH._objref_SMESH_Pattern.ApplyToMeshFaces( self, theMesh, theFacesIDs, theNodeIndexOnKeyPoint1, theReverse )
4683 def ApplyToHexahedrons(self, theMesh, theVolumesIDs, theNode000Index, theNode001Index):
4684 decrFun = lambda i: i-1
4685 theNode000Index,theNode001Index,Parameters,hasVars = ParseParameters(theNode000Index,theNode001Index, decrFun)
4686 theMesh.SetParameters(Parameters)
4687 return SMESH._objref_SMESH_Pattern.ApplyToHexahedrons( self, theMesh, theVolumesIDs, theNode000Index, theNode001Index )
4689 # Registering the new proxy for Pattern
4690 omniORB.registerObjref(SMESH._objref_SMESH_Pattern._NP_RepositoryId, Pattern)
4692 ## Private class used to bind methods creating algorithms to the class Mesh
4697 self.defaultAlgoType = ""
4698 self.algoTypeToClass = {}
4700 # Stores a python class of algorithm
4701 def add(self, algoClass):
4702 if type( algoClass ).__name__ == 'classobj' and \
4703 hasattr( algoClass, "algoType"):
4704 self.algoTypeToClass[ algoClass.algoType ] = algoClass
4705 if not self.defaultAlgoType and \
4706 hasattr( algoClass, "isDefault") and algoClass.isDefault:
4707 self.defaultAlgoType = algoClass.algoType
4708 #print "Add",algoClass.algoType, "dflt",self.defaultAlgoType
4710 # creates a copy of self and assign mesh to the copy
4711 def copy(self, mesh):
4712 other = algoCreator()
4713 other.defaultAlgoType = self.defaultAlgoType
4714 other.algoTypeToClass = self.algoTypeToClass
4718 # creates an instance of algorithm
4719 def __call__(self,algo="",geom=0,*args):
4720 algoType = self.defaultAlgoType
4721 for arg in args + (algo,geom):
4722 if isinstance( arg, geomBuilder.GEOM._objref_GEOM_Object ):
4724 if isinstance( arg, str ) and arg:
4726 if not algoType and self.algoTypeToClass:
4727 algoType = self.algoTypeToClass.keys()[0]
4728 if self.algoTypeToClass.has_key( algoType ):
4729 #print "Create algo",algoType
4730 return self.algoTypeToClass[ algoType ]( self.mesh, geom )
4731 raise RuntimeError, "No class found for algo type %s" % algoType
4734 # Private class used to substitute and store variable parameters of hypotheses.
4736 class hypMethodWrapper:
4737 def __init__(self, hyp, method):
4739 self.method = method
4740 #print "REBIND:", method.__name__
4743 # call a method of hypothesis with calling SetVarParameter() before
4744 def __call__(self,*args):
4746 return self.method( self.hyp, *args ) # hypothesis method with no args
4748 #print "MethWrapper.__call__",self.method.__name__, args
4750 parsed = ParseParameters(*args) # replace variables with their values
4751 self.hyp.SetVarParameter( parsed[-2], self.method.__name__ )
4752 result = self.method( self.hyp, *parsed[:-2] ) # call hypothesis method
4753 except omniORB.CORBA.BAD_PARAM: # raised by hypothesis method call
4754 # maybe there is a replaced string arg which is not variable
4755 result = self.method( self.hyp, *args )
4756 except ValueError, detail: # raised by ParseParameters()
4758 result = self.method( self.hyp, *args )
4759 except omniORB.CORBA.BAD_PARAM:
4760 raise ValueError, detail # wrong variable name
4765 # A helper class that call UnRegister() of SALOME.GenericObj'es stored in it
4766 class genObjUnRegister:
4768 def __init__(self, genObj=None):
4769 self.genObjList = []
4773 def set(self, genObj):
4774 "Store one or a list of of SALOME.GenericObj'es"
4775 if isinstance( genObj, list ):
4776 self.genObjList.extend( genObj )
4778 self.genObjList.append( genObj )
4782 for genObj in self.genObjList:
4783 if genObj and hasattr( genObj, "UnRegister" ):
4786 for pluginName in os.environ[ "SMESH_MeshersList" ].split( ":" ):
4788 #print "pluginName: ", pluginName
4789 pluginBuilderName = pluginName + "Builder"
4791 exec( "from salome.%s.%s import *" % (pluginName, pluginBuilderName))
4792 except Exception, e:
4793 from salome_utils import verbose
4794 if verbose(): print "Exception while loading %s: %s" % ( pluginBuilderName, e )
4796 exec( "from salome.%s import %s" % (pluginName, pluginBuilderName))
4797 plugin = eval( pluginBuilderName )
4798 #print " plugin:" , str(plugin)
4800 # add methods creating algorithms to Mesh
4801 for k in dir( plugin ):
4802 if k[0] == '_': continue
4803 algo = getattr( plugin, k )
4804 #print " algo:", str(algo)
4805 if type( algo ).__name__ == 'classobj' and hasattr( algo, "meshMethod" ):
4806 #print " meshMethod:" , str(algo.meshMethod)
4807 if not hasattr( Mesh, algo.meshMethod ):
4808 setattr( Mesh, algo.meshMethod, algoCreator() )
4810 getattr( Mesh, algo.meshMethod ).add( algo )