1 # Copyright (C) 2007-2016 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
32 ## These are methods of class \ref smeshBuilder.smeshBuilder "smeshBuilder"
34 ## @defgroup l2_construct Constructing meshes
35 ## @defgroup l2_algorithms Defining Algorithms
37 ## @defgroup l3_algos_basic Basic meshing algorithms
38 ## @defgroup l3_algos_proj Projection Algorithms
39 ## @defgroup l3_algos_segmarv Segments around Vertex
40 ## @defgroup l3_algos_3dextr 3D extrusion meshing algorithm
43 ## @defgroup l2_hypotheses Defining hypotheses
45 ## @defgroup l3_hypos_1dhyps 1D Meshing Hypotheses
46 ## @defgroup l3_hypos_2dhyps 2D Meshing Hypotheses
47 ## @defgroup l3_hypos_maxvol Max Element Volume hypothesis
48 ## @defgroup l3_hypos_quad Quadrangle Parameters hypothesis
49 ## @defgroup l3_hypos_additi Additional Hypotheses
52 ## @defgroup l2_submeshes Constructing sub-meshes
53 ## @defgroup l2_editing Editing Meshes
56 ## @defgroup l1_meshinfo Mesh Information
57 ## @defgroup l1_controls Quality controls and Filtering
58 ## @defgroup l1_grouping Grouping elements
60 ## @defgroup l2_grps_create Creating groups
61 ## @defgroup l2_grps_operon Using operations on groups
62 ## @defgroup l2_grps_delete Deleting Groups
65 ## @defgroup l1_modifying Modifying meshes
67 ## @defgroup l2_modif_add Adding nodes and elements
68 ## @defgroup l2_modif_del Removing nodes and elements
69 ## @defgroup l2_modif_edit Modifying nodes and elements
70 ## @defgroup l2_modif_renumber Renumbering nodes and elements
71 ## @defgroup l2_modif_trsf Transforming meshes (Translation, Rotation, Symmetry, Sewing, Merging)
72 ## @defgroup l2_modif_unitetri Uniting triangles
73 ## @defgroup l2_modif_cutquadr Cutting elements
74 ## @defgroup l2_modif_changori Changing orientation of elements
75 ## @defgroup l2_modif_smooth Smoothing
76 ## @defgroup l2_modif_extrurev Extrusion and Revolution
77 ## @defgroup l2_modif_tofromqu Convert to/from Quadratic Mesh
78 ## @defgroup l2_modif_duplicat Duplication of nodes and elements (to emulate cracks)
81 ## @defgroup l1_measurements Measurements
84 from salome.geom import geomBuilder
86 import SMESH # This is necessary for back compatibility
88 from salome.smesh.smesh_algorithm import Mesh_Algorithm
94 ## Private class used to workaround a problem that sometimes isinstance(m, Mesh) returns False
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 ## Convert 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 while 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):
166 "Bad nb args (%s) passed in SMESH.AxisStruct(x,y,z,dx,dy,dz)"%(len( args ))
167 ax.x, ax.y, ax.z, ax.vx, ax.vy, ax.vz, ax.parameters,hasVars = ParseParameters(*args)
169 SMESH.AxisStruct.__init__ = __initAxisStruct
171 smeshPrecisionConfusion = 1.e-07
172 ## Compare real values using smeshPrecisionConfusion as tolerance
173 def IsEqual(val1, val2, tol=smeshPrecisionConfusion):
174 if abs(val1 - val2) < tol:
180 ## Return object name
184 if isinstance(obj, SALOMEDS._objref_SObject):
188 ior = salome.orb.object_to_string(obj)
193 studies = salome.myStudyManager.GetOpenStudies()
194 for sname in studies:
195 s = salome.myStudyManager.GetStudyByName(sname)
197 sobj = s.FindObjectIOR(ior)
198 if not sobj: continue
199 return sobj.GetName()
200 if hasattr(obj, "GetName"):
201 # unknown CORBA object, having GetName() method
204 # unknown CORBA object, no GetName() method
207 if hasattr(obj, "GetName"):
208 # unknown non-CORBA object, having GetName() method
211 raise RuntimeError, "Null or invalid object"
213 ## Print error message if a hypothesis was not assigned.
214 def TreatHypoStatus(status, hypName, geomName, isAlgo, mesh):
216 hypType = "algorithm"
218 hypType = "hypothesis"
221 if hasattr( status, "__getitem__" ):
222 status,reason = status[0],status[1]
223 if status == HYP_UNKNOWN_FATAL :
224 reason = "for unknown reason"
225 elif status == HYP_INCOMPATIBLE :
226 reason = "this hypothesis mismatches the algorithm"
227 elif status == HYP_NOTCONFORM :
228 reason = "a non-conform mesh would be built"
229 elif status == HYP_ALREADY_EXIST :
230 if isAlgo: return # it does not influence anything
231 reason = hypType + " of the same dimension is already assigned to this shape"
232 elif status == HYP_BAD_DIM :
233 reason = hypType + " mismatches the shape"
234 elif status == HYP_CONCURRENT :
235 reason = "there are concurrent hypotheses on sub-shapes"
236 elif status == HYP_BAD_SUBSHAPE :
237 reason = "the shape is neither the main one, nor its sub-shape, nor a valid group"
238 elif status == HYP_BAD_GEOMETRY:
239 reason = "the algorithm is not applicable to this geometry"
240 elif status == HYP_HIDDEN_ALGO:
241 reason = "it is hidden by an algorithm of an upper dimension, which generates elements of all dimensions"
242 elif status == HYP_HIDING_ALGO:
243 reason = "it hides algorithms of lower dimensions by generating elements of all dimensions"
244 elif status == HYP_NEED_SHAPE:
245 reason = "algorithm can't work without shape"
246 elif status == HYP_INCOMPAT_HYPS:
252 where = '"%s"' % geomName
254 meshName = GetName( mesh )
255 if meshName and meshName != NO_NAME:
256 where = '"%s" shape in "%s" mesh ' % ( geomName, meshName )
257 if status < HYP_UNKNOWN_FATAL and where:
258 print '"%s" was assigned to %s but %s' %( hypName, where, reason )
260 print '"%s" was not assigned to %s : %s' %( hypName, where, reason )
262 print '"%s" was not assigned : %s' %( hypName, reason )
265 ## Private method. Add geom (sub-shape of the main shape) into the study if not yet there
266 def AssureGeomPublished(mesh, geom, name=''):
267 if not isinstance( geom, geomBuilder.GEOM._objref_GEOM_Object ):
269 if not geom.GetStudyEntry() and \
270 mesh.smeshpyD.GetCurrentStudy():
272 studyID = mesh.smeshpyD.GetCurrentStudy()._get_StudyId()
273 if studyID != mesh.geompyD.myStudyId:
274 mesh.geompyD.init_geom( mesh.smeshpyD.GetCurrentStudy())
276 if not name and geom.GetShapeType() != geomBuilder.GEOM.COMPOUND:
277 # for all groups SubShapeName() return "Compound_-1"
278 name = mesh.geompyD.SubShapeName(geom, mesh.geom)
280 name = "%s_%s"%(geom.GetShapeType(), id(geom)%10000)
282 mesh.geompyD.addToStudyInFather( mesh.geom, geom, name )
285 ## Return the first vertex of a geometrical edge by ignoring orientation
286 def FirstVertexOnCurve(mesh, edge):
287 vv = mesh.geompyD.SubShapeAll( edge, geomBuilder.geomBuilder.ShapeType["VERTEX"])
289 raise TypeError, "Given object has no vertices"
290 if len( vv ) == 1: return vv[0]
291 v0 = mesh.geompyD.MakeVertexOnCurve(edge,0.)
292 xyz = mesh.geompyD.PointCoordinates( v0 ) # coords of the first vertex
293 xyz1 = mesh.geompyD.PointCoordinates( vv[0] )
294 xyz2 = mesh.geompyD.PointCoordinates( vv[1] )
297 dist1 += abs( xyz[i] - xyz1[i] )
298 dist2 += abs( xyz[i] - xyz2[i] )
304 # end of l1_auxiliary
308 # Warning: smeshInst is a singleton
314 ## This class allows to create, load or manipulate meshes.
315 # It has a set of methods to create, load or copy meshes, to combine several meshes, etc.
316 # It also has methods to get infos and measure meshes.
317 class smeshBuilder(object, SMESH._objref_SMESH_Gen):
319 # MirrorType enumeration
320 POINT = SMESH_MeshEditor.POINT
321 AXIS = SMESH_MeshEditor.AXIS
322 PLANE = SMESH_MeshEditor.PLANE
324 # Smooth_Method enumeration
325 LAPLACIAN_SMOOTH = SMESH_MeshEditor.LAPLACIAN_SMOOTH
326 CENTROIDAL_SMOOTH = SMESH_MeshEditor.CENTROIDAL_SMOOTH
328 PrecisionConfusion = smeshPrecisionConfusion
330 # TopAbs_State enumeration
331 [TopAbs_IN, TopAbs_OUT, TopAbs_ON, TopAbs_UNKNOWN] = range(4)
333 # Methods of splitting a hexahedron into tetrahedra
334 Hex_5Tet, Hex_6Tet, Hex_24Tet, Hex_2Prisms, Hex_4Prisms = 1, 2, 3, 1, 2
340 #print "==== __new__", engine, smeshInst, doLcc
342 if smeshInst is None:
343 # smesh engine is either retrieved from engine, or created
345 # Following test avoids a recursive loop
347 if smeshInst is not None:
348 # smesh engine not created: existing engine found
352 # FindOrLoadComponent called:
353 # 1. CORBA resolution of server
354 # 2. the __new__ method is called again
355 #print "==== smeshInst = lcc.FindOrLoadComponent ", engine, smeshInst, doLcc
356 smeshInst = salome.lcc.FindOrLoadComponent( "FactoryServer", "SMESH" )
358 # FindOrLoadComponent not called
359 if smeshInst is None:
360 # smeshBuilder instance is created from lcc.FindOrLoadComponent
361 #print "==== smeshInst = super(smeshBuilder,cls).__new__(cls) ", engine, smeshInst, doLcc
362 smeshInst = super(smeshBuilder,cls).__new__(cls)
364 # smesh engine not created: existing engine found
365 #print "==== existing ", engine, smeshInst, doLcc
367 #print "====1 ", smeshInst
370 #print "====2 ", smeshInst
375 #print "--------------- smeshbuilder __init__ ---", created
378 SMESH._objref_SMESH_Gen.__init__(self)
380 ## Dump component to the Python script
381 # This method overrides IDL function to allow default values for the parameters.
382 # @ingroup l1_auxiliary
383 def DumpPython(self, theStudy, theIsPublished=True, theIsMultiFile=True):
384 return SMESH._objref_SMESH_Gen.DumpPython(self, theStudy, theIsPublished, theIsMultiFile)
386 ## Set mode of DumpPython(), \a historical or \a snapshot.
387 # In the \a historical mode, the Python Dump script includes all commands
388 # performed by SMESH engine. In the \a snapshot mode, commands
389 # relating to objects removed from the Study are excluded from the script
390 # as well as commands not influencing the current state of meshes
391 # @ingroup l1_auxiliary
392 def SetDumpPythonHistorical(self, isHistorical):
393 if isHistorical: val = "true"
395 SMESH._objref_SMESH_Gen.SetOption(self, "historical_python_dump", val)
397 ## Set the current study and Geometry component
398 # @ingroup l1_auxiliary
399 def init_smesh(self,theStudy,geompyD = None):
401 self.SetCurrentStudy(theStudy,geompyD)
404 notebook.myStudy = theStudy
406 ## Create a mesh. This can be either an empty mesh, possibly having an underlying geometry,
407 # or a mesh wrapping a CORBA mesh given as a parameter.
408 # @param obj either (1) a CORBA mesh (SMESH._objref_SMESH_Mesh) got e.g. by calling
409 # salome.myStudy.FindObjectID("0:1:2:3").GetObject() or
410 # (2) a Geometrical object for meshing or
412 # @param name the name for the new mesh.
413 # @return an instance of Mesh class.
414 # @ingroup l2_construct
415 def Mesh(self, obj=0, name=0):
416 if isinstance(obj,str):
418 return Mesh(self,self.geompyD,obj,name)
420 ## Return a long value from enumeration
421 # @ingroup l1_auxiliary
422 def EnumToLong(self,theItem):
425 ## Return a string representation of the color.
426 # To be used with filters.
427 # @param c color value (SALOMEDS.Color)
428 # @ingroup l1_auxiliary
429 def ColorToString(self,c):
431 if isinstance(c, SALOMEDS.Color):
432 val = "%s;%s;%s" % (c.R, c.G, c.B)
433 elif isinstance(c, str):
436 raise ValueError, "Color value should be of string or SALOMEDS.Color type"
439 ## Get PointStruct from vertex
440 # @param theVertex a GEOM object(vertex)
441 # @return SMESH.PointStruct
442 # @ingroup l1_auxiliary
443 def GetPointStruct(self,theVertex):
444 [x, y, z] = self.geompyD.PointCoordinates(theVertex)
445 return PointStruct(x,y,z)
447 ## Get DirStruct from vector
448 # @param theVector a GEOM object(vector)
449 # @return SMESH.DirStruct
450 # @ingroup l1_auxiliary
451 def GetDirStruct(self,theVector):
452 vertices = self.geompyD.SubShapeAll( theVector, geomBuilder.geomBuilder.ShapeType["VERTEX"] )
453 if(len(vertices) != 2):
454 print "Error: vector object is incorrect."
456 p1 = self.geompyD.PointCoordinates(vertices[0])
457 p2 = self.geompyD.PointCoordinates(vertices[1])
458 pnt = PointStruct(p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
459 dirst = DirStruct(pnt)
462 ## Make DirStruct from a triplet
463 # @param x,y,z vector components
464 # @return SMESH.DirStruct
465 # @ingroup l1_auxiliary
466 def MakeDirStruct(self,x,y,z):
467 pnt = PointStruct(x,y,z)
468 return DirStruct(pnt)
470 ## Get AxisStruct from object
471 # @param theObj a GEOM object (line or plane)
472 # @return SMESH.AxisStruct
473 # @ingroup l1_auxiliary
474 def GetAxisStruct(self,theObj):
476 edges = self.geompyD.SubShapeAll( theObj, geomBuilder.geomBuilder.ShapeType["EDGE"] )
479 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geomBuilder.geomBuilder.ShapeType["VERTEX"] )
480 vertex3, vertex4 = self.geompyD.SubShapeAll( edges[1], geomBuilder.geomBuilder.ShapeType["VERTEX"] )
481 vertex1 = self.geompyD.PointCoordinates(vertex1)
482 vertex2 = self.geompyD.PointCoordinates(vertex2)
483 vertex3 = self.geompyD.PointCoordinates(vertex3)
484 vertex4 = self.geompyD.PointCoordinates(vertex4)
485 v1 = [vertex2[0]-vertex1[0], vertex2[1]-vertex1[1], vertex2[2]-vertex1[2]]
486 v2 = [vertex4[0]-vertex3[0], vertex4[1]-vertex3[1], vertex4[2]-vertex3[2]]
487 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] ]
488 axis = AxisStruct(vertex1[0], vertex1[1], vertex1[2], normal[0], normal[1], normal[2])
489 axis._mirrorType = SMESH.SMESH_MeshEditor.PLANE
490 elif len(edges) == 1:
491 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geomBuilder.geomBuilder.ShapeType["VERTEX"] )
492 p1 = self.geompyD.PointCoordinates( vertex1 )
493 p2 = self.geompyD.PointCoordinates( vertex2 )
494 axis = AxisStruct(p1[0], p1[1], p1[2], p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
495 axis._mirrorType = SMESH.SMESH_MeshEditor.AXIS
496 elif theObj.GetShapeType() == GEOM.VERTEX:
497 x,y,z = self.geompyD.PointCoordinates( theObj )
498 axis = AxisStruct( x,y,z, 1,0,0,)
499 axis._mirrorType = SMESH.SMESH_MeshEditor.POINT
502 # From SMESH_Gen interface:
503 # ------------------------
505 ## Set the given name to the object
506 # @param obj the object to rename
507 # @param name a new object name
508 # @ingroup l1_auxiliary
509 def SetName(self, obj, name):
510 if isinstance( obj, Mesh ):
512 elif isinstance( obj, Mesh_Algorithm ):
513 obj = obj.GetAlgorithm()
514 ior = salome.orb.object_to_string(obj)
515 SMESH._objref_SMESH_Gen.SetName(self, ior, name)
517 ## Set the current mode
518 # @ingroup l1_auxiliary
519 def SetEmbeddedMode( self,theMode ):
520 SMESH._objref_SMESH_Gen.SetEmbeddedMode(self,theMode)
522 ## Get the current mode
523 # @ingroup l1_auxiliary
524 def IsEmbeddedMode(self):
525 return SMESH._objref_SMESH_Gen.IsEmbeddedMode(self)
527 ## Set the current study. Calling SetCurrentStudy( None ) allows to
528 # switch OFF automatic pubilishing in the Study of mesh objects.
529 # @ingroup l1_auxiliary
530 def SetCurrentStudy( self, theStudy, geompyD = None ):
532 from salome.geom import geomBuilder
533 geompyD = geomBuilder.geom
536 self.SetGeomEngine(geompyD)
537 SMESH._objref_SMESH_Gen.SetCurrentStudy(self,theStudy)
540 notebook = salome_notebook.NoteBook( theStudy )
542 notebook = salome_notebook.NoteBook( salome_notebook.PseudoStudyForNoteBook() )
544 sb = theStudy.NewBuilder()
545 sc = theStudy.FindComponent("SMESH")
546 if sc: sb.LoadWith(sc, self)
550 ## Get the current study
551 # @ingroup l1_auxiliary
552 def GetCurrentStudy(self):
553 return SMESH._objref_SMESH_Gen.GetCurrentStudy(self)
555 ## Create a Mesh object importing data from the given UNV file
556 # @return an instance of Mesh class
558 def CreateMeshesFromUNV( self,theFileName ):
559 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromUNV(self,theFileName)
560 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
563 ## Create a Mesh object(s) importing data from the given MED file
564 # @return a tuple ( list of Mesh class instances, SMESH.DriverMED_ReadStatus )
566 def CreateMeshesFromMED( self,theFileName ):
567 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromMED(self,theFileName)
568 aMeshes = [ Mesh(self, self.geompyD, m) for m in aSmeshMeshes ]
569 return aMeshes, aStatus
571 ## Create a Mesh object(s) importing data from the given SAUV file
572 # @return a tuple ( list of Mesh class instances, SMESH.DriverMED_ReadStatus )
574 def CreateMeshesFromSAUV( self,theFileName ):
575 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromSAUV(self,theFileName)
576 aMeshes = [ Mesh(self, self.geompyD, m) for m in aSmeshMeshes ]
577 return aMeshes, aStatus
579 ## Create a Mesh object importing data from the given STL file
580 # @return an instance of Mesh class
582 def CreateMeshesFromSTL( self, theFileName ):
583 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromSTL(self,theFileName)
584 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
587 ## Create Mesh objects importing data from the given CGNS file
588 # @return a tuple ( list of Mesh class instances, SMESH.DriverMED_ReadStatus )
590 def CreateMeshesFromCGNS( self, theFileName ):
591 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromCGNS(self,theFileName)
592 aMeshes = [ Mesh(self, self.geompyD, m) for m in aSmeshMeshes ]
593 return aMeshes, aStatus
595 ## Create a Mesh object importing data from the given GMF file.
596 # GMF files must have .mesh extension for the ASCII format and .meshb for
598 # @return [ an instance of Mesh class, SMESH.ComputeError ]
600 def CreateMeshesFromGMF( self, theFileName ):
601 aSmeshMesh, error = SMESH._objref_SMESH_Gen.CreateMeshesFromGMF(self,
604 if error.comment: print "*** CreateMeshesFromGMF() errors:\n", error.comment
605 return Mesh(self, self.geompyD, aSmeshMesh), error
607 ## Concatenate the given meshes into one mesh. All groups of input meshes will be
608 # present in the new mesh.
609 # @param meshes the meshes, sub-meshes and groups to combine into one mesh
610 # @param uniteIdenticalGroups if true, groups with same names are united, else they are renamed
611 # @param mergeNodesAndElements if true, equal nodes and elements are merged
612 # @param mergeTolerance tolerance for merging nodes
613 # @param allGroups forces creation of groups corresponding to every input mesh
614 # @param name name of a new mesh
615 # @return an instance of Mesh class
616 # @ingroup l1_creating
617 def Concatenate( self, meshes, uniteIdenticalGroups,
618 mergeNodesAndElements = False, mergeTolerance = 1e-5, allGroups = False,
620 if not meshes: return None
621 for i,m in enumerate(meshes):
622 if isinstance(m, Mesh):
623 meshes[i] = m.GetMesh()
624 mergeTolerance,Parameters,hasVars = ParseParameters(mergeTolerance)
625 meshes[0].SetParameters(Parameters)
627 aSmeshMesh = SMESH._objref_SMESH_Gen.ConcatenateWithGroups(
628 self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
630 aSmeshMesh = SMESH._objref_SMESH_Gen.Concatenate(
631 self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
632 aMesh = Mesh(self, self.geompyD, aSmeshMesh, name=name)
635 ## Create a mesh by copying a part of another mesh.
636 # @param meshPart a part of mesh to copy, either a Mesh, a sub-mesh or a group;
637 # to copy nodes or elements not contained in any mesh object,
638 # pass result of Mesh.GetIDSource( list_of_ids, type ) as meshPart
639 # @param meshName a name of the new mesh
640 # @param toCopyGroups to create in the new mesh groups the copied elements belongs to
641 # @param toKeepIDs to preserve order of the copied elements or not
642 # @return an instance of Mesh class
643 # @ingroup l1_creating
644 def CopyMesh( self, meshPart, meshName, toCopyGroups=False, toKeepIDs=False):
645 if (isinstance( meshPart, Mesh )):
646 meshPart = meshPart.GetMesh()
647 mesh = SMESH._objref_SMESH_Gen.CopyMesh( self,meshPart,meshName,toCopyGroups,toKeepIDs )
648 return Mesh(self, self.geompyD, mesh)
650 ## Return IDs of sub-shapes
651 # @return the list of integer values
652 # @ingroup l1_auxiliary
653 def GetSubShapesId( self, theMainObject, theListOfSubObjects ):
654 return SMESH._objref_SMESH_Gen.GetSubShapesId(self,theMainObject, theListOfSubObjects)
656 ## Create a pattern mapper.
657 # @return an instance of SMESH_Pattern
659 # <a href="../tui_modifying_meshes_page.html#tui_pattern_mapping">Example of Patterns usage</a>
660 # @ingroup l1_modifying
661 def GetPattern(self):
662 return SMESH._objref_SMESH_Gen.GetPattern(self)
664 ## Set number of segments per diagonal of boundary box of geometry, by which
665 # default segment length of appropriate 1D hypotheses is defined in GUI.
666 # Default value is 10.
667 # @ingroup l1_auxiliary
668 def SetBoundaryBoxSegmentation(self, nbSegments):
669 SMESH._objref_SMESH_Gen.SetBoundaryBoxSegmentation(self,nbSegments)
671 # Filtering. Auxiliary functions:
672 # ------------------------------
674 ## Create an empty criterion
675 # @return SMESH.Filter.Criterion
676 # @ingroup l1_controls
677 def GetEmptyCriterion(self):
678 Type = self.EnumToLong(FT_Undefined)
679 Compare = self.EnumToLong(FT_Undefined)
683 UnaryOp = self.EnumToLong(FT_Undefined)
684 BinaryOp = self.EnumToLong(FT_Undefined)
687 Precision = -1 ##@1e-07
688 return Filter.Criterion(Type, Compare, Threshold, ThresholdStr, ThresholdID,
689 UnaryOp, BinaryOp, Tolerance, TypeOfElement, Precision)
691 ## Create a criterion by the given parameters
692 # \n Criterion structures allow to define complex filters by combining them with logical operations (AND / OR) (see example below)
693 # @param elementType the type of elements(SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME)
694 # @param CritType the type of criterion (SMESH.FT_Taper, SMESH.FT_Area, etc.)
695 # Type SMESH.FunctorType._items in the Python Console to see all values.
696 # Note that the items starting from FT_LessThan are not suitable for CritType.
697 # @param Compare belongs to {SMESH.FT_LessThan, SMESH.FT_MoreThan, SMESH.FT_EqualTo}
698 # @param Threshold the threshold value (range of ids as string, shape, numeric)
699 # @param UnaryOp SMESH.FT_LogicalNOT or SMESH.FT_Undefined
700 # @param BinaryOp a binary logical operation SMESH.FT_LogicalAND, SMESH.FT_LogicalOR or
702 # @param Tolerance the tolerance used by SMESH.FT_BelongToGeom, SMESH.FT_BelongToSurface,
703 # SMESH.FT_LyingOnGeom, SMESH.FT_CoplanarFaces criteria
704 # @return SMESH.Filter.Criterion
706 # <a href="../tui_filters_page.html#combining_filters">Example of Criteria usage</a>
707 # @ingroup l1_controls
708 def GetCriterion(self,elementType,
710 Compare = FT_EqualTo,
712 UnaryOp=FT_Undefined,
713 BinaryOp=FT_Undefined,
715 if not CritType in SMESH.FunctorType._items:
716 raise TypeError, "CritType should be of SMESH.FunctorType"
717 aCriterion = self.GetEmptyCriterion()
718 aCriterion.TypeOfElement = elementType
719 aCriterion.Type = self.EnumToLong(CritType)
720 aCriterion.Tolerance = Tolerance
722 aThreshold = Threshold
724 if Compare in [FT_LessThan, FT_MoreThan, FT_EqualTo]:
725 aCriterion.Compare = self.EnumToLong(Compare)
726 elif Compare == "=" or Compare == "==":
727 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
729 aCriterion.Compare = self.EnumToLong(FT_LessThan)
731 aCriterion.Compare = self.EnumToLong(FT_MoreThan)
732 elif Compare != FT_Undefined:
733 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
736 if CritType in [FT_BelongToGeom, FT_BelongToPlane, FT_BelongToGenSurface,
737 FT_BelongToCylinder, FT_LyingOnGeom]:
738 # Check that Threshold is GEOM object
739 if isinstance(aThreshold, geomBuilder.GEOM._objref_GEOM_Object):
740 aCriterion.ThresholdStr = GetName(aThreshold)
741 aCriterion.ThresholdID = aThreshold.GetStudyEntry()
742 if not aCriterion.ThresholdID:
743 name = aCriterion.ThresholdStr
745 name = "%s_%s"%(aThreshold.GetShapeType(), id(aThreshold)%10000)
746 aCriterion.ThresholdID = self.geompyD.addToStudy( aThreshold, name )
747 # or a name of GEOM object
748 elif isinstance( aThreshold, str ):
749 aCriterion.ThresholdStr = aThreshold
751 raise TypeError, "The Threshold should be a shape."
752 if isinstance(UnaryOp,float):
753 aCriterion.Tolerance = UnaryOp
754 UnaryOp = FT_Undefined
756 elif CritType == FT_BelongToMeshGroup:
757 # Check that Threshold is a group
758 if isinstance(aThreshold, SMESH._objref_SMESH_GroupBase):
759 if aThreshold.GetType() != elementType:
760 raise ValueError, "Group type mismatches Element type"
761 aCriterion.ThresholdStr = aThreshold.GetName()
762 aCriterion.ThresholdID = salome.orb.object_to_string( aThreshold )
763 study = self.GetCurrentStudy()
765 so = study.FindObjectIOR( aCriterion.ThresholdID )
769 aCriterion.ThresholdID = entry
771 raise TypeError, "The Threshold should be a Mesh Group"
772 elif CritType == FT_RangeOfIds:
773 # Check that Threshold is string
774 if isinstance(aThreshold, str):
775 aCriterion.ThresholdStr = aThreshold
777 raise TypeError, "The Threshold should be a string."
778 elif CritType == FT_CoplanarFaces:
779 # Check the Threshold
780 if isinstance(aThreshold, int):
781 aCriterion.ThresholdID = str(aThreshold)
782 elif isinstance(aThreshold, str):
785 raise ValueError, "Invalid ID of mesh face: '%s'"%aThreshold
786 aCriterion.ThresholdID = aThreshold
789 "The Threshold should be an ID of mesh face and not '%s'"%aThreshold
790 elif CritType == FT_ConnectedElements:
791 # Check the Threshold
792 if isinstance(aThreshold, geomBuilder.GEOM._objref_GEOM_Object): # shape
793 aCriterion.ThresholdID = aThreshold.GetStudyEntry()
794 if not aCriterion.ThresholdID:
795 name = aThreshold.GetName()
797 name = "%s_%s"%(aThreshold.GetShapeType(), id(aThreshold)%10000)
798 aCriterion.ThresholdID = self.geompyD.addToStudy( aThreshold, name )
799 elif isinstance(aThreshold, int): # node id
800 aCriterion.Threshold = aThreshold
801 elif isinstance(aThreshold, list): # 3 point coordinates
802 if len( aThreshold ) < 3:
803 raise ValueError, "too few point coordinates, must be 3"
804 aCriterion.ThresholdStr = " ".join( [str(c) for c in aThreshold[:3]] )
805 elif isinstance(aThreshold, str):
806 if aThreshold.isdigit():
807 aCriterion.Threshold = aThreshold # node id
809 aCriterion.ThresholdStr = aThreshold # hope that it's point coordinates
812 "The Threshold should either a VERTEX, or a node ID, "\
813 "or a list of point coordinates and not '%s'"%aThreshold
814 elif CritType == FT_ElemGeomType:
815 # Check the Threshold
817 aCriterion.Threshold = self.EnumToLong(aThreshold)
818 assert( aThreshold in SMESH.GeometryType._items )
820 if isinstance(aThreshold, int):
821 aCriterion.Threshold = aThreshold
823 raise TypeError, "The Threshold should be an integer or SMESH.GeometryType."
826 elif CritType == FT_EntityType:
827 # Check the Threshold
829 aCriterion.Threshold = self.EnumToLong(aThreshold)
830 assert( aThreshold in SMESH.EntityType._items )
832 if isinstance(aThreshold, int):
833 aCriterion.Threshold = aThreshold
835 raise TypeError, "The Threshold should be an integer or SMESH.EntityType."
839 elif CritType == FT_GroupColor:
840 # Check the Threshold
842 aCriterion.ThresholdStr = self.ColorToString(aThreshold)
844 raise TypeError, "The threshold value should be of SALOMEDS.Color type"
846 elif CritType in [FT_FreeBorders, FT_FreeEdges, FT_FreeNodes, FT_FreeFaces,
847 FT_LinearOrQuadratic, FT_BadOrientedVolume,
848 FT_BareBorderFace, FT_BareBorderVolume,
849 FT_OverConstrainedFace, FT_OverConstrainedVolume,
850 FT_EqualNodes,FT_EqualEdges,FT_EqualFaces,FT_EqualVolumes ]:
851 # At this point the Threshold is unnecessary
852 if aThreshold == FT_LogicalNOT:
853 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
854 elif aThreshold in [FT_LogicalAND, FT_LogicalOR]:
855 aCriterion.BinaryOp = aThreshold
859 aThreshold = float(aThreshold)
860 aCriterion.Threshold = aThreshold
862 raise TypeError, "The Threshold should be a number."
865 if Threshold == FT_LogicalNOT or UnaryOp == FT_LogicalNOT:
866 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
868 if Threshold in [FT_LogicalAND, FT_LogicalOR]:
869 aCriterion.BinaryOp = self.EnumToLong(Threshold)
871 if UnaryOp in [FT_LogicalAND, FT_LogicalOR]:
872 aCriterion.BinaryOp = self.EnumToLong(UnaryOp)
874 if BinaryOp in [FT_LogicalAND, FT_LogicalOR]:
875 aCriterion.BinaryOp = self.EnumToLong(BinaryOp)
879 ## Create a filter with the given parameters
880 # @param elementType the type of elements (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME)
881 # @param CritType the type of criterion (SMESH.FT_Taper, SMESH.FT_Area, etc.)
882 # Type SMESH.FunctorType._items in the Python Console to see all values.
883 # Note that the items starting from FT_LessThan are not suitable for CritType.
884 # @param Compare belongs to {SMESH.FT_LessThan, SMESH.FT_MoreThan, SMESH.FT_EqualTo}
885 # @param Threshold the threshold value (range of ids as string, shape, numeric)
886 # @param UnaryOp SMESH.FT_LogicalNOT or SMESH.FT_Undefined
887 # @param Tolerance the tolerance used by SMESH.FT_BelongToGeom, SMESH.FT_BelongToSurface,
888 # SMESH.FT_LyingOnGeom, SMESH.FT_CoplanarFaces and SMESH.FT_EqualNodes criteria
889 # @param mesh the mesh to initialize the filter with
890 # @return SMESH_Filter
892 # <a href="../tui_filters_page.html#tui_filters">Example of Filters usage</a>
893 # @ingroup l1_controls
894 def GetFilter(self,elementType,
895 CritType=FT_Undefined,
898 UnaryOp=FT_Undefined,
901 aCriterion = self.GetCriterion(elementType, CritType, Compare, Threshold, UnaryOp, FT_Undefined,Tolerance)
902 aFilterMgr = self.CreateFilterManager()
903 aFilter = aFilterMgr.CreateFilter()
905 aCriteria.append(aCriterion)
906 aFilter.SetCriteria(aCriteria)
908 if isinstance( mesh, Mesh ): aFilter.SetMesh( mesh.GetMesh() )
909 else : aFilter.SetMesh( mesh )
910 aFilterMgr.UnRegister()
913 ## Create a filter from criteria
914 # @param criteria a list of criteria
915 # @param binOp binary operator used when binary operator of criteria is undefined
916 # @return SMESH_Filter
918 # <a href="../tui_filters_page.html#tui_filters">Example of Filters usage</a>
919 # @ingroup l1_controls
920 def GetFilterFromCriteria(self,criteria, binOp=SMESH.FT_LogicalAND):
921 for i in range( len( criteria ) - 1 ):
922 if criteria[i].BinaryOp == self.EnumToLong( SMESH.FT_Undefined ):
923 criteria[i].BinaryOp = self.EnumToLong( binOp )
924 aFilterMgr = self.CreateFilterManager()
925 aFilter = aFilterMgr.CreateFilter()
926 aFilter.SetCriteria(criteria)
927 aFilterMgr.UnRegister()
930 ## Create a numerical functor by its type
931 # @param theCriterion functor type - an item of SMESH.FunctorType enumeration.
932 # Type SMESH.FunctorType._items in the Python Console to see all items.
933 # Note that not all items correspond to numerical functors.
934 # @return SMESH_NumericalFunctor
935 # @ingroup l1_controls
936 def GetFunctor(self,theCriterion):
937 if isinstance( theCriterion, SMESH._objref_NumericalFunctor ):
939 aFilterMgr = self.CreateFilterManager()
941 if theCriterion == FT_AspectRatio:
942 functor = aFilterMgr.CreateAspectRatio()
943 elif theCriterion == FT_AspectRatio3D:
944 functor = aFilterMgr.CreateAspectRatio3D()
945 elif theCriterion == FT_Warping:
946 functor = aFilterMgr.CreateWarping()
947 elif theCriterion == FT_MinimumAngle:
948 functor = aFilterMgr.CreateMinimumAngle()
949 elif theCriterion == FT_Taper:
950 functor = aFilterMgr.CreateTaper()
951 elif theCriterion == FT_Skew:
952 functor = aFilterMgr.CreateSkew()
953 elif theCriterion == FT_Area:
954 functor = aFilterMgr.CreateArea()
955 elif theCriterion == FT_Volume3D:
956 functor = aFilterMgr.CreateVolume3D()
957 elif theCriterion == FT_MaxElementLength2D:
958 functor = aFilterMgr.CreateMaxElementLength2D()
959 elif theCriterion == FT_MaxElementLength3D:
960 functor = aFilterMgr.CreateMaxElementLength3D()
961 elif theCriterion == FT_MultiConnection:
962 functor = aFilterMgr.CreateMultiConnection()
963 elif theCriterion == FT_MultiConnection2D:
964 functor = aFilterMgr.CreateMultiConnection2D()
965 elif theCriterion == FT_Length:
966 functor = aFilterMgr.CreateLength()
967 elif theCriterion == FT_Length2D:
968 functor = aFilterMgr.CreateLength2D()
969 elif theCriterion == FT_Deflection2D:
970 functor = aFilterMgr.CreateDeflection2D()
971 elif theCriterion == FT_NodeConnectivityNumber:
972 functor = aFilterMgr.CreateNodeConnectivityNumber()
973 elif theCriterion == FT_BallDiameter:
974 functor = aFilterMgr.CreateBallDiameter()
976 print "Error: given parameter is not numerical functor type."
977 aFilterMgr.UnRegister()
981 # @param theHType mesh hypothesis type (string)
982 # @param theLibName mesh plug-in library name
983 # @return created hypothesis instance
984 def CreateHypothesis(self, theHType, theLibName="libStdMeshersEngine.so"):
985 hyp = SMESH._objref_SMESH_Gen.CreateHypothesis(self, theHType, theLibName )
987 if isinstance( hyp, SMESH._objref_SMESH_Algo ):
990 # wrap hypothesis methods
991 #print "HYPOTHESIS", theHType
992 for meth_name in dir( hyp.__class__ ):
993 if not meth_name.startswith("Get") and \
994 not meth_name in dir ( SMESH._objref_SMESH_Hypothesis ):
995 method = getattr ( hyp.__class__, meth_name )
997 setattr( hyp, meth_name, hypMethodWrapper( hyp, method ))
1001 ## Get the mesh statistic
1002 # @return dictionary "element type" - "count of elements"
1003 # @ingroup l1_meshinfo
1004 def GetMeshInfo(self, obj):
1005 if isinstance( obj, Mesh ):
1008 if hasattr(obj, "GetMeshInfo"):
1009 values = obj.GetMeshInfo()
1010 for i in range(SMESH.Entity_Last._v):
1011 if i < len(values): d[SMESH.EntityType._item(i)]=values[i]
1015 ## Get minimum distance between two objects
1017 # If @a src2 is None, and @a id2 = 0, distance from @a src1 / @a id1 to the origin is computed.
1018 # If @a src2 is None, and @a id2 != 0, it is assumed that both @a id1 and @a id2 belong to @a src1.
1020 # @param src1 first source object
1021 # @param src2 second source object
1022 # @param id1 node/element id from the first source
1023 # @param id2 node/element id from the second (or first) source
1024 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
1025 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
1026 # @return minimum distance value
1027 # @sa GetMinDistance()
1028 # @ingroup l1_measurements
1029 def MinDistance(self, src1, src2=None, id1=0, id2=0, isElem1=False, isElem2=False):
1030 result = self.GetMinDistance(src1, src2, id1, id2, isElem1, isElem2)
1034 result = result.value
1037 ## Get measure structure specifying minimum distance data between two objects
1039 # If @a src2 is None, and @a id2 = 0, distance from @a src1 / @a id1 to the origin is computed.
1040 # If @a src2 is None, and @a id2 != 0, it is assumed that both @a id1 and @a id2 belong to @a src1.
1042 # @param src1 first source object
1043 # @param src2 second source object
1044 # @param id1 node/element id from the first source
1045 # @param id2 node/element id from the second (or first) source
1046 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
1047 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
1048 # @return Measure structure or None if input data is invalid
1050 # @ingroup l1_measurements
1051 def GetMinDistance(self, src1, src2=None, id1=0, id2=0, isElem1=False, isElem2=False):
1052 if isinstance(src1, Mesh): src1 = src1.mesh
1053 if isinstance(src2, Mesh): src2 = src2.mesh
1054 if src2 is None and id2 != 0: src2 = src1
1055 if not hasattr(src1, "_narrow"): return None
1056 src1 = src1._narrow(SMESH.SMESH_IDSource)
1057 if not src1: return None
1058 unRegister = genObjUnRegister()
1061 e = m.GetMeshEditor()
1063 src1 = e.MakeIDSource([id1], SMESH.FACE)
1065 src1 = e.MakeIDSource([id1], SMESH.NODE)
1066 unRegister.set( src1 )
1068 if hasattr(src2, "_narrow"):
1069 src2 = src2._narrow(SMESH.SMESH_IDSource)
1070 if src2 and id2 != 0:
1072 e = m.GetMeshEditor()
1074 src2 = e.MakeIDSource([id2], SMESH.FACE)
1076 src2 = e.MakeIDSource([id2], SMESH.NODE)
1077 unRegister.set( src2 )
1080 aMeasurements = self.CreateMeasurements()
1081 unRegister.set( aMeasurements )
1082 result = aMeasurements.MinDistance(src1, src2)
1085 ## Get bounding box of the specified object(s)
1086 # @param objects single source object or list of source objects
1087 # @return tuple of six values (minX, minY, minZ, maxX, maxY, maxZ)
1088 # @sa GetBoundingBox()
1089 # @ingroup l1_measurements
1090 def BoundingBox(self, objects):
1091 result = self.GetBoundingBox(objects)
1095 result = (result.minX, result.minY, result.minZ, result.maxX, result.maxY, result.maxZ)
1098 ## Get measure structure specifying bounding box data of the specified object(s)
1099 # @param objects single source object or list of source objects
1100 # @return Measure structure
1102 # @ingroup l1_measurements
1103 def GetBoundingBox(self, objects):
1104 if isinstance(objects, tuple):
1105 objects = list(objects)
1106 if not isinstance(objects, list):
1110 if isinstance(o, Mesh):
1111 srclist.append(o.mesh)
1112 elif hasattr(o, "_narrow"):
1113 src = o._narrow(SMESH.SMESH_IDSource)
1114 if src: srclist.append(src)
1117 aMeasurements = self.CreateMeasurements()
1118 result = aMeasurements.BoundingBox(srclist)
1119 aMeasurements.UnRegister()
1122 ## Get sum of lengths of all 1D elements in the mesh object.
1123 # @param obj mesh, submesh or group
1124 # @return sum of lengths of all 1D elements
1125 # @ingroup l1_measurements
1126 def GetLength(self, obj):
1127 if isinstance(obj, Mesh): obj = obj.mesh
1128 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1129 aMeasurements = self.CreateMeasurements()
1130 value = aMeasurements.Length(obj)
1131 aMeasurements.UnRegister()
1134 ## Get sum of areas of all 2D elements in the mesh object.
1135 # @param obj mesh, submesh or group
1136 # @return sum of areas of all 2D elements
1137 # @ingroup l1_measurements
1138 def GetArea(self, obj):
1139 if isinstance(obj, Mesh): obj = obj.mesh
1140 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1141 aMeasurements = self.CreateMeasurements()
1142 value = aMeasurements.Area(obj)
1143 aMeasurements.UnRegister()
1146 ## Get sum of volumes of all 3D elements in the mesh object.
1147 # @param obj mesh, submesh or group
1148 # @return sum of volumes of all 3D elements
1149 # @ingroup l1_measurements
1150 def GetVolume(self, obj):
1151 if isinstance(obj, Mesh): obj = obj.mesh
1152 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1153 aMeasurements = self.CreateMeasurements()
1154 value = aMeasurements.Volume(obj)
1155 aMeasurements.UnRegister()
1158 ## Get gravity center of all nodes of the mesh object.
1159 # @param obj mesh, submesh or group
1160 # @return three components of the gravity center: x,y,z
1161 # @ingroup l1_measurements
1162 def GetGravityCenter(self, obj):
1163 if isinstance(obj, Mesh): obj = obj.mesh
1164 if isinstance(obj, Mesh_Algorithm): obj = obj.GetSubMesh()
1165 aMeasurements = self.CreateMeasurements()
1166 pointStruct = aMeasurements.GravityCenter(obj)
1167 aMeasurements.UnRegister()
1168 return pointStruct.x, pointStruct.y, pointStruct.z
1170 pass # end of class smeshBuilder
1173 #Registering the new proxy for SMESH_Gen
1174 omniORB.registerObjref(SMESH._objref_SMESH_Gen._NP_RepositoryId, smeshBuilder)
1176 ## Create a new smeshBuilder instance.The smeshBuilder class provides the Python
1177 # interface to create or load meshes.
1182 # salome.salome_init()
1183 # from salome.smesh import smeshBuilder
1184 # smesh = smeshBuilder.New(salome.myStudy)
1186 # @param study SALOME study, generally obtained by salome.myStudy.
1187 # @param instance CORBA proxy of SMESH Engine. If None, the default Engine is used.
1188 # @return smeshBuilder instance
1190 def New( study, instance=None):
1192 Create a new smeshBuilder instance.The smeshBuilder class provides the Python
1193 interface to create or load meshes.
1197 salome.salome_init()
1198 from salome.smesh import smeshBuilder
1199 smesh = smeshBuilder.New(salome.myStudy)
1202 study SALOME study, generally obtained by salome.myStudy.
1203 instance CORBA proxy of SMESH Engine. If None, the default Engine is used.
1205 smeshBuilder instance
1213 smeshInst = smeshBuilder()
1214 assert isinstance(smeshInst,smeshBuilder), "Smesh engine class is %s but should be smeshBuilder.smeshBuilder. Import salome.smesh.smeshBuilder before creating the instance."%smeshInst.__class__
1215 smeshInst.init_smesh(study)
1219 # Public class: Mesh
1220 # ==================
1222 ## This class allows defining and managing a mesh.
1223 # It has a set of methods to build a mesh on the given geometry, including the definition of sub-meshes.
1224 # It also has methods to define groups of mesh elements, to modify a mesh (by addition of
1225 # new nodes and elements and by changing the existing entities), to get information
1226 # about a mesh and to export a mesh in different formats.
1228 __metaclass__ = MeshMeta
1236 # Create a mesh on the shape \a obj (or an empty mesh if \a obj is equal to 0) and
1237 # sets the GUI name of this mesh to \a name.
1238 # @param smeshpyD an instance of smeshBuilder class
1239 # @param geompyD an instance of geomBuilder class
1240 # @param obj Shape to be meshed or SMESH_Mesh object
1241 # @param name Study name of the mesh
1242 # @ingroup l2_construct
1243 def __init__(self, smeshpyD, geompyD, obj=0, name=0):
1244 self.smeshpyD=smeshpyD
1245 self.geompyD=geompyD
1250 if isinstance(obj, geomBuilder.GEOM._objref_GEOM_Object):
1253 # publish geom of mesh (issue 0021122)
1254 if not self.geom.GetStudyEntry() and smeshpyD.GetCurrentStudy():
1256 studyID = smeshpyD.GetCurrentStudy()._get_StudyId()
1257 if studyID != geompyD.myStudyId:
1258 geompyD.init_geom( smeshpyD.GetCurrentStudy())
1261 geo_name = name + " shape"
1263 geo_name = "%s_%s to mesh"%(self.geom.GetShapeType(), id(self.geom)%100)
1264 geompyD.addToStudy( self.geom, geo_name )
1265 self.SetMesh( self.smeshpyD.CreateMesh(self.geom) )
1267 elif isinstance(obj, SMESH._objref_SMESH_Mesh):
1270 self.SetMesh( self.smeshpyD.CreateEmptyMesh() )
1272 self.smeshpyD.SetName(self.mesh, name)
1274 self.smeshpyD.SetName(self.mesh, GetName(obj)) # + " mesh"
1277 self.geom = self.mesh.GetShapeToMesh()
1279 self.editor = self.mesh.GetMeshEditor()
1280 self.functors = [None] * SMESH.FT_Undefined._v
1282 # set self to algoCreator's
1283 for attrName in dir(self):
1284 attr = getattr( self, attrName )
1285 if isinstance( attr, algoCreator ):
1286 setattr( self, attrName, attr.copy( self ))
1291 ## Destructor. Clean-up resources
1294 #self.mesh.UnRegister()
1298 ## Initialize the Mesh object from an instance of SMESH_Mesh interface
1299 # @param theMesh a SMESH_Mesh object
1300 # @ingroup l2_construct
1301 def SetMesh(self, theMesh):
1302 # do not call Register() as this prevents mesh servant deletion at closing study
1303 #if self.mesh: self.mesh.UnRegister()
1306 #self.mesh.Register()
1307 self.geom = self.mesh.GetShapeToMesh()
1310 ## Return the mesh, that is an instance of SMESH_Mesh interface
1311 # @return a SMESH_Mesh object
1312 # @ingroup l2_construct
1316 ## Get the name of the mesh
1317 # @return the name of the mesh as a string
1318 # @ingroup l2_construct
1320 name = GetName(self.GetMesh())
1323 ## Set a name to the mesh
1324 # @param name a new name of the mesh
1325 # @ingroup l2_construct
1326 def SetName(self, name):
1327 self.smeshpyD.SetName(self.GetMesh(), name)
1329 ## Get a sub-mesh object associated to a \a geom geometrical object.
1330 # @param geom a geometrical object (shape)
1331 # @param name a name for the sub-mesh in the Object Browser
1332 # @return an object of type SMESH.SMESH_subMesh, representing a part of mesh,
1333 # which lies on the given shape
1335 # The sub-mesh object gives access to the IDs of nodes and elements.
1336 # The sub-mesh object has the following methods:
1337 # - SMESH.SMESH_subMesh.GetNumberOfElements()
1338 # - SMESH.SMESH_subMesh.GetNumberOfNodes( all )
1339 # - SMESH.SMESH_subMesh.GetElementsId()
1340 # - SMESH.SMESH_subMesh.GetElementsByType( ElementType )
1341 # - SMESH.SMESH_subMesh.GetNodesId()
1342 # - SMESH.SMESH_subMesh.GetSubShape()
1343 # - SMESH.SMESH_subMesh.GetFather()
1344 # - SMESH.SMESH_subMesh.GetId()
1345 # @note A sub-mesh is implicitly created when a sub-shape is specified at
1346 # creating an algorithm, for example: <code>algo1D = mesh.Segment(geom=Edge_1) </code>
1347 # creates a sub-mesh on @c Edge_1 and assign Wire Discretization algorithm to it.
1348 # The created sub-mesh can be retrieved from the algorithm:
1349 # <code>submesh = algo1D.GetSubMesh()</code>
1350 # @ingroup l2_submeshes
1351 def GetSubMesh(self, geom, name):
1352 AssureGeomPublished( self, geom, name )
1353 submesh = self.mesh.GetSubMesh( geom, name )
1356 ## Return the shape associated to the mesh
1357 # @return a GEOM_Object
1358 # @ingroup l2_construct
1362 ## Associate the given shape to the mesh (entails the recreation of the mesh)
1363 # @param geom the shape to be meshed (GEOM_Object)
1364 # @ingroup l2_construct
1365 def SetShape(self, geom):
1366 self.mesh = self.smeshpyD.CreateMesh(geom)
1368 ## Load mesh from the study after opening the study
1372 ## Return true if the hypotheses are defined well
1373 # @param theSubObject a sub-shape of a mesh shape
1374 # @return True or False
1375 # @ingroup l2_construct
1376 def IsReadyToCompute(self, theSubObject):
1377 return self.smeshpyD.IsReadyToCompute(self.mesh, theSubObject)
1379 ## Return errors of hypotheses definition.
1380 # The list of errors is empty if everything is OK.
1381 # @param theSubObject a sub-shape of a mesh shape
1382 # @return a list of errors
1383 # @ingroup l2_construct
1384 def GetAlgoState(self, theSubObject):
1385 return self.smeshpyD.GetAlgoState(self.mesh, theSubObject)
1387 ## Return a geometrical object on which the given element was built.
1388 # The returned geometrical object, if not nil, is either found in the
1389 # study or published by this method with the given name
1390 # @param theElementID the id of the mesh element
1391 # @param theGeomName the user-defined name of the geometrical object
1392 # @return GEOM::GEOM_Object instance
1393 # @ingroup l1_meshinfo
1394 def GetGeometryByMeshElement(self, theElementID, theGeomName):
1395 return self.smeshpyD.GetGeometryByMeshElement( self.mesh, theElementID, theGeomName )
1397 ## Return the mesh dimension depending on the dimension of the underlying shape
1398 # or, if the mesh is not based on any shape, basing on deimension of elements
1399 # @return mesh dimension as an integer value [0,3]
1400 # @ingroup l1_meshinfo
1401 def MeshDimension(self):
1402 if self.mesh.HasShapeToMesh():
1403 shells = self.geompyD.SubShapeAllIDs( self.geom, self.geompyD.ShapeType["SOLID"] )
1404 if len( shells ) > 0 :
1406 elif self.geompyD.NumberOfFaces( self.geom ) > 0 :
1408 elif self.geompyD.NumberOfEdges( self.geom ) > 0 :
1413 if self.NbVolumes() > 0: return 3
1414 if self.NbFaces() > 0: return 2
1415 if self.NbEdges() > 0: return 1
1418 ## Evaluate size of prospective mesh on a shape
1419 # @return a list where i-th element is a number of elements of i-th SMESH.EntityType
1420 # To know predicted number of e.g. edges, inquire it this way
1421 # Evaluate()[ EnumToLong( Entity_Edge )]
1422 # @ingroup l2_construct
1423 def Evaluate(self, geom=0):
1424 if geom == 0 or not isinstance(geom, geomBuilder.GEOM._objref_GEOM_Object):
1426 geom = self.mesh.GetShapeToMesh()
1429 return self.smeshpyD.Evaluate(self.mesh, geom)
1432 ## Compute the mesh and return the status of the computation
1433 # @param geom geomtrical shape on which mesh data should be computed
1434 # @param discardModifs if True and the mesh has been edited since
1435 # a last total re-compute and that may prevent successful partial re-compute,
1436 # then the mesh is cleaned before Compute()
1437 # @param refresh if @c True, Object browser is automatically updated (when running in GUI)
1438 # @return True or False
1439 # @ingroup l2_construct
1440 def Compute(self, geom=0, discardModifs=False, refresh=False):
1441 if geom == 0 or not isinstance(geom, geomBuilder.GEOM._objref_GEOM_Object):
1443 geom = self.mesh.GetShapeToMesh()
1448 if discardModifs and self.mesh.HasModificationsToDiscard(): # issue 0020693
1450 ok = self.smeshpyD.Compute(self.mesh, geom)
1451 except SALOME.SALOME_Exception, ex:
1452 print "Mesh computation failed, exception caught:"
1453 print " ", ex.details.text
1456 print "Mesh computation failed, exception caught:"
1457 traceback.print_exc()
1461 # Treat compute errors
1462 computeErrors = self.smeshpyD.GetComputeErrors( self.mesh, geom )
1464 for err in computeErrors:
1465 if self.mesh.HasShapeToMesh():
1466 shapeText = " on %s" % self.GetSubShapeName( err.subShapeID )
1468 stdErrors = ["OK", #COMPERR_OK
1469 "Invalid input mesh", #COMPERR_BAD_INPUT_MESH
1470 "std::exception", #COMPERR_STD_EXCEPTION
1471 "OCC exception", #COMPERR_OCC_EXCEPTION
1472 "..", #COMPERR_SLM_EXCEPTION
1473 "Unknown exception", #COMPERR_EXCEPTION
1474 "Memory allocation problem", #COMPERR_MEMORY_PB
1475 "Algorithm failed", #COMPERR_ALGO_FAILED
1476 "Unexpected geometry", #COMPERR_BAD_SHAPE
1477 "Warning", #COMPERR_WARNING
1478 "Computation cancelled",#COMPERR_CANCELED
1479 "No mesh on sub-shape"] #COMPERR_NO_MESH_ON_SHAPE
1481 if err.code < len(stdErrors): errText = stdErrors[err.code]
1483 errText = "code %s" % -err.code
1484 if errText: errText += ". "
1485 errText += err.comment
1486 if allReasons: allReasons += "\n"
1488 allReasons += '- "%s"%s - %s' %(err.algoName, shapeText, errText)
1490 allReasons += '- "%s" failed%s. Error: %s' %(err.algoName, shapeText, errText)
1494 errors = self.smeshpyD.GetAlgoState( self.mesh, geom )
1496 if err.isGlobalAlgo:
1504 reason = '%s %sD algorithm is missing' % (glob, dim)
1505 elif err.state == HYP_MISSING:
1506 reason = ('%s %sD algorithm "%s" misses %sD hypothesis'
1507 % (glob, dim, name, dim))
1508 elif err.state == HYP_NOTCONFORM:
1509 reason = 'Global "Not Conform mesh allowed" hypothesis is missing'
1510 elif err.state == HYP_BAD_PARAMETER:
1511 reason = ('Hypothesis of %s %sD algorithm "%s" has a bad parameter value'
1512 % ( glob, dim, name ))
1513 elif err.state == HYP_BAD_GEOMETRY:
1514 reason = ('%s %sD algorithm "%s" is assigned to mismatching'
1515 'geometry' % ( glob, dim, name ))
1516 elif err.state == HYP_HIDDEN_ALGO:
1517 reason = ('%s %sD algorithm "%s" is ignored due to presence of a %s '
1518 'algorithm of upper dimension generating %sD mesh'
1519 % ( glob, dim, name, glob, dim ))
1521 reason = ("For unknown reason. "
1522 "Developer, revise Mesh.Compute() implementation in smeshBuilder.py!")
1524 if allReasons: allReasons += "\n"
1525 allReasons += "- " + reason
1527 if not ok or allReasons != "":
1528 msg = '"' + GetName(self.mesh) + '"'
1529 if ok: msg += " has been computed with warnings"
1530 else: msg += " has not been computed"
1531 if allReasons != "": msg += ":"
1536 if salome.sg.hasDesktop() and self.mesh.GetStudyId() >= 0:
1537 if not isinstance( refresh, list): # not a call from subMesh.Compute()
1538 smeshgui = salome.ImportComponentGUI("SMESH")
1539 smeshgui.Init(self.mesh.GetStudyId())
1540 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
1541 if refresh: salome.sg.updateObjBrowser(True)
1545 ## Return a list of error messages (SMESH.ComputeError) of the last Compute()
1546 # @ingroup l2_construct
1547 def GetComputeErrors(self, shape=0 ):
1549 shape = self.mesh.GetShapeToMesh()
1550 return self.smeshpyD.GetComputeErrors( self.mesh, shape )
1552 ## Return a name of a sub-shape by its ID
1553 # @param subShapeID a unique ID of a sub-shape
1554 # @return a string describing the sub-shape; possible variants:
1555 # - "Face_12" (published sub-shape)
1556 # - FACE #3 (not published sub-shape)
1557 # - sub-shape #3 (invalid sub-shape ID)
1558 # - #3 (error in this function)
1559 # @ingroup l1_auxiliary
1560 def GetSubShapeName(self, subShapeID ):
1561 if not self.mesh.HasShapeToMesh():
1565 mainIOR = salome.orb.object_to_string( self.GetShape() )
1566 for sname in salome.myStudyManager.GetOpenStudies():
1567 s = salome.myStudyManager.GetStudyByName(sname)
1569 mainSO = s.FindObjectIOR(mainIOR)
1570 if not mainSO: continue
1572 shapeText = '"%s"' % mainSO.GetName()
1573 subIt = s.NewChildIterator(mainSO)
1575 subSO = subIt.Value()
1577 obj = subSO.GetObject()
1578 if not obj: continue
1579 go = obj._narrow( geomBuilder.GEOM._objref_GEOM_Object )
1582 ids = self.geompyD.GetSubShapeID( self.GetShape(), go )
1585 if ids == subShapeID:
1586 shapeText = '"%s"' % subSO.GetName()
1589 shape = self.geompyD.GetSubShape( self.GetShape(), [subShapeID])
1591 shapeText = '%s #%s' % (shape.GetShapeType(), subShapeID)
1593 shapeText = 'sub-shape #%s' % (subShapeID)
1595 shapeText = "#%s" % (subShapeID)
1598 ## Return a list of sub-shapes meshing of which failed, grouped into GEOM groups by
1599 # error of an algorithm
1600 # @param publish if @c True, the returned groups will be published in the study
1601 # @return a list of GEOM groups each named after a failed algorithm
1602 # @ingroup l2_construct
1603 def GetFailedShapes(self, publish=False):
1606 computeErrors = self.smeshpyD.GetComputeErrors( self.mesh, self.GetShape() )
1607 for err in computeErrors:
1608 shape = self.geompyD.GetSubShape( self.GetShape(), [err.subShapeID])
1609 if not shape: continue
1610 if err.algoName in algo2shapes:
1611 algo2shapes[ err.algoName ].append( shape )
1613 algo2shapes[ err.algoName ] = [ shape ]
1617 for algoName, shapes in algo2shapes.items():
1619 groupType = self.smeshpyD.EnumToLong( shapes[0].GetShapeType() )
1620 otherTypeShapes = []
1622 group = self.geompyD.CreateGroup( self.geom, groupType )
1623 for shape in shapes:
1624 if shape.GetShapeType() == shapes[0].GetShapeType():
1625 sameTypeShapes.append( shape )
1627 otherTypeShapes.append( shape )
1628 self.geompyD.UnionList( group, sameTypeShapes )
1630 group.SetName( "%s %s" % ( algoName, shapes[0].GetShapeType() ))
1632 group.SetName( algoName )
1633 groups.append( group )
1634 shapes = otherTypeShapes
1637 for group in groups:
1638 self.geompyD.addToStudyInFather( self.geom, group, group.GetName() )
1641 ## Return sub-mesh objects list in meshing order
1642 # @return list of lists of sub-meshes
1643 # @ingroup l2_construct
1644 def GetMeshOrder(self):
1645 return self.mesh.GetMeshOrder()
1647 ## Set order in which concurrent sub-meshes should be meshed
1648 # @param submeshes list of lists of sub-meshes
1649 # @ingroup l2_construct
1650 def SetMeshOrder(self, submeshes):
1651 return self.mesh.SetMeshOrder(submeshes)
1653 ## Remove all nodes and elements generated on geometry. Imported elements remain.
1654 # @param refresh if @c True, Object browser is automatically updated (when running in GUI)
1655 # @ingroup l2_construct
1656 def Clear(self, refresh=False):
1658 if ( salome.sg.hasDesktop() and
1659 salome.myStudyManager.GetStudyByID( self.mesh.GetStudyId() ) ):
1660 smeshgui = salome.ImportComponentGUI("SMESH")
1661 smeshgui.Init(self.mesh.GetStudyId())
1662 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
1663 if refresh: salome.sg.updateObjBrowser(True)
1665 ## Remove all nodes and elements of indicated shape
1666 # @param refresh if @c True, Object browser is automatically updated (when running in GUI)
1667 # @param geomId the ID of a sub-shape to remove elements on
1668 # @ingroup l2_submeshes
1669 def ClearSubMesh(self, geomId, refresh=False):
1670 self.mesh.ClearSubMesh(geomId)
1671 if salome.sg.hasDesktop():
1672 smeshgui = salome.ImportComponentGUI("SMESH")
1673 smeshgui.Init(self.mesh.GetStudyId())
1674 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
1675 if refresh: salome.sg.updateObjBrowser(True)
1677 ## Compute a tetrahedral mesh using AutomaticLength + MEFISTO + Tetrahedron
1678 # @param fineness [0.0,1.0] defines mesh fineness
1679 # @return True or False
1680 # @ingroup l3_algos_basic
1681 def AutomaticTetrahedralization(self, fineness=0):
1682 dim = self.MeshDimension()
1684 self.RemoveGlobalHypotheses()
1685 self.Segment().AutomaticLength(fineness)
1687 self.Triangle().LengthFromEdges()
1692 return self.Compute()
1694 ## Compute an hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron
1695 # @param fineness [0.0, 1.0] defines mesh fineness
1696 # @return True or False
1697 # @ingroup l3_algos_basic
1698 def AutomaticHexahedralization(self, fineness=0):
1699 dim = self.MeshDimension()
1700 # assign the hypotheses
1701 self.RemoveGlobalHypotheses()
1702 self.Segment().AutomaticLength(fineness)
1709 return self.Compute()
1711 ## Assign a hypothesis
1712 # @param hyp a hypothesis to assign
1713 # @param geom a subhape of mesh geometry
1714 # @return SMESH.Hypothesis_Status
1715 # @ingroup l2_editing
1716 def AddHypothesis(self, hyp, geom=0):
1717 if isinstance( hyp, geomBuilder.GEOM._objref_GEOM_Object ):
1718 hyp, geom = geom, hyp
1719 if isinstance( hyp, Mesh_Algorithm ):
1720 hyp = hyp.GetAlgorithm()
1725 geom = self.mesh.GetShapeToMesh()
1728 if self.mesh.HasShapeToMesh():
1729 hyp_type = hyp.GetName()
1730 lib_name = hyp.GetLibName()
1731 # checkAll = ( not geom.IsSame( self.mesh.GetShapeToMesh() ))
1732 # if checkAll and geom:
1733 # checkAll = geom.GetType() == 37
1735 isApplicable = self.smeshpyD.IsApplicable(hyp_type, lib_name, geom, checkAll)
1737 AssureGeomPublished( self, geom, "shape for %s" % hyp.GetName())
1738 status = self.mesh.AddHypothesis(geom, hyp)
1740 status = HYP_BAD_GEOMETRY,""
1741 hyp_name = GetName( hyp )
1744 geom_name = geom.GetName()
1745 isAlgo = hyp._narrow( SMESH_Algo )
1746 TreatHypoStatus( status, hyp_name, geom_name, isAlgo, self )
1749 ## Return True if an algorithm of hypothesis is assigned to a given shape
1750 # @param hyp a hypothesis to check
1751 # @param geom a subhape of mesh geometry
1752 # @return True of False
1753 # @ingroup l2_editing
1754 def IsUsedHypothesis(self, hyp, geom):
1755 if not hyp: # or not geom
1757 if isinstance( hyp, Mesh_Algorithm ):
1758 hyp = hyp.GetAlgorithm()
1760 hyps = self.GetHypothesisList(geom)
1762 if h.GetId() == hyp.GetId():
1766 ## Unassign a hypothesis
1767 # @param hyp a hypothesis to unassign
1768 # @param geom a sub-shape of mesh geometry
1769 # @return SMESH.Hypothesis_Status
1770 # @ingroup l2_editing
1771 def RemoveHypothesis(self, hyp, geom=0):
1774 if isinstance( hyp, Mesh_Algorithm ):
1775 hyp = hyp.GetAlgorithm()
1781 if self.IsUsedHypothesis( hyp, shape ):
1782 return self.mesh.RemoveHypothesis( shape, hyp )
1783 hypName = GetName( hyp )
1784 geoName = GetName( shape )
1785 print "WARNING: RemoveHypothesis() failed as '%s' is not assigned to '%s' shape" % ( hypName, geoName )
1788 ## Get the list of hypotheses added on a geometry
1789 # @param geom a sub-shape of mesh geometry
1790 # @return the sequence of SMESH_Hypothesis
1791 # @ingroup l2_editing
1792 def GetHypothesisList(self, geom):
1793 return self.mesh.GetHypothesisList( geom )
1795 ## Remove all global hypotheses
1796 # @ingroup l2_editing
1797 def RemoveGlobalHypotheses(self):
1798 current_hyps = self.mesh.GetHypothesisList( self.geom )
1799 for hyp in current_hyps:
1800 self.mesh.RemoveHypothesis( self.geom, hyp )
1804 ## Export the mesh in a file in MED format
1805 ## allowing to overwrite the file if it exists or add the exported data to its contents
1806 # @param f is the file name
1807 # @param auto_groups boolean parameter for creating/not creating
1808 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1809 # the typical use is auto_groups=False.
1810 # @param version MED format version
1811 # - MED_V2_1 is obsolete.
1812 # - MED_V2_2 means current version (kept for compatibility reasons)
1813 # - MED_LATEST means current version.
1814 # - MED_MINOR_x where x from 0 to 9 indicates the minor version of MED
1815 # to use for writing MED files, for backward compatibility :
1816 # for instance, with SALOME 8.4 use MED 3.2 (minor=2) instead of 3.3,
1817 # to allow the file to be read with SALOME 8.3.
1818 # @param overwrite boolean parameter for overwriting/not overwriting the file
1819 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1820 # @param autoDimension if @c True (default), a space dimension of a MED mesh can be either
1821 # - 1D if all mesh nodes lie on OX coordinate axis, or
1822 # - 2D if all mesh nodes lie on XOY coordinate plane, or
1823 # - 3D in the rest cases.<br>
1824 # If @a autoDimension is @c False, the space dimension is always 3.
1825 # @param fields list of GEOM fields defined on the shape to mesh.
1826 # @param geomAssocFields each character of this string means a need to export a
1827 # corresponding field; correspondence between fields and characters is following:
1828 # - 'v' stands for "_vertices _" field;
1829 # - 'e' stands for "_edges _" field;
1830 # - 'f' stands for "_faces _" field;
1831 # - 's' stands for "_solids _" field.
1832 # @ingroup l2_impexp
1833 def ExportMED(self, f, auto_groups=0, version=MED_LATEST,
1834 overwrite=1, meshPart=None, autoDimension=True, fields=[], geomAssocFields=''):
1835 if meshPart or fields or geomAssocFields:
1836 unRegister = genObjUnRegister()
1837 if isinstance( meshPart, list ):
1838 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1839 unRegister.set( meshPart )
1840 self.mesh.ExportPartToMED( meshPart, f, auto_groups, version, overwrite, autoDimension,
1841 fields, geomAssocFields)
1843 self.mesh.ExportToMEDX(f, auto_groups, version, overwrite, autoDimension)
1845 ## Export the mesh in a file in SAUV format
1846 # @param f is the file name
1847 # @param auto_groups boolean parameter for creating/not creating
1848 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1849 # the typical use is auto_groups=false.
1850 # @ingroup l2_impexp
1851 def ExportSAUV(self, f, auto_groups=0):
1852 self.mesh.ExportSAUV(f, auto_groups)
1854 ## Export the mesh in a file in DAT format
1855 # @param f the file name
1856 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1857 # @ingroup l2_impexp
1858 def ExportDAT(self, f, meshPart=None):
1860 unRegister = genObjUnRegister()
1861 if isinstance( meshPart, list ):
1862 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1863 unRegister.set( meshPart )
1864 self.mesh.ExportPartToDAT( meshPart, f )
1866 self.mesh.ExportDAT(f)
1868 ## Export the mesh in a file in UNV format
1869 # @param f the file name
1870 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1871 # @ingroup l2_impexp
1872 def ExportUNV(self, f, meshPart=None):
1874 unRegister = genObjUnRegister()
1875 if isinstance( meshPart, list ):
1876 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1877 unRegister.set( meshPart )
1878 self.mesh.ExportPartToUNV( meshPart, f )
1880 self.mesh.ExportUNV(f)
1882 ## Export the mesh in a file in STL format
1883 # @param f the file name
1884 # @param ascii defines the file encoding
1885 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1886 # @ingroup l2_impexp
1887 def ExportSTL(self, f, ascii=1, meshPart=None):
1889 unRegister = genObjUnRegister()
1890 if isinstance( meshPart, list ):
1891 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1892 unRegister.set( meshPart )
1893 self.mesh.ExportPartToSTL( meshPart, f, ascii )
1895 self.mesh.ExportSTL(f, ascii)
1897 ## Export the mesh in a file in CGNS format
1898 # @param f is the file name
1899 # @param overwrite boolean parameter for overwriting/not overwriting the file
1900 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1901 # @param groupElemsByType if true all elements of same entity type are exported at ones,
1902 # else elements are exported in order of their IDs which can cause creation
1903 # of multiple cgns sections
1904 # @ingroup l2_impexp
1905 def ExportCGNS(self, f, overwrite=1, meshPart=None, groupElemsByType=False):
1906 unRegister = genObjUnRegister()
1907 if isinstance( meshPart, list ):
1908 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1909 unRegister.set( meshPart )
1910 if isinstance( meshPart, Mesh ):
1911 meshPart = meshPart.mesh
1913 meshPart = self.mesh
1914 self.mesh.ExportCGNS(meshPart, f, overwrite, groupElemsByType)
1916 ## Export the mesh in a file in GMF format.
1917 # GMF files must have .mesh extension for the ASCII format and .meshb for
1918 # the bynary format. Other extensions are not allowed.
1919 # @param f is the file name
1920 # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
1921 # @ingroup l2_impexp
1922 def ExportGMF(self, f, meshPart=None):
1923 unRegister = genObjUnRegister()
1924 if isinstance( meshPart, list ):
1925 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
1926 unRegister.set( meshPart )
1927 if isinstance( meshPart, Mesh ):
1928 meshPart = meshPart.mesh
1930 meshPart = self.mesh
1931 self.mesh.ExportGMF(meshPart, f, True)
1933 ## Deprecated, used only for compatibility! Please, use ExportMED() method instead.
1934 # Export the mesh in a file in MED format
1935 # allowing to overwrite the file if it exists or add the exported data to its contents
1936 # @param f the file name
1937 # @param version MED format version:
1938 # - MED_V2_1 is obsolete.
1939 # - MED_V2_2 means current version (kept for compatibility reasons)
1940 # - MED_LATEST means current version.
1941 # - MED_MINOR_x where x from 0 to 9 indicates the minor version of MED
1942 # to use for writing MED files, for backward compatibility :
1943 # for instance, with SALOME 8.4 use MED 3.2 (minor=2) instead of 3.3,
1944 # to allow the file to be read with SALOME 8.3.
1945 # @param opt boolean parameter for creating/not creating
1946 # the groups Group_On_All_Nodes, Group_On_All_Faces, ...
1947 # @param overwrite boolean parameter for overwriting/not overwriting the file
1948 # @param autoDimension if @c True (default), a space dimension of a MED mesh can be either
1949 # - 1D if all mesh nodes lie on OX coordinate axis, or
1950 # - 2D if all mesh nodes lie on XOY coordinate plane, or
1951 # - 3D in the rest cases.<br>
1952 # If @a autoDimension is @c False, the space dimension is always 3.
1953 # @ingroup l2_impexp
1954 def ExportToMED(self, f, version=MED_LATEST, opt=0, overwrite=1, autoDimension=True):
1955 self.mesh.ExportToMEDX(f, opt, version, overwrite, autoDimension)
1957 # Operations with groups:
1958 # ----------------------
1960 ## Create an empty mesh group
1961 # @param elementType the type of elements in the group; either of
1962 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME)
1963 # @param name the name of the mesh group
1964 # @return SMESH_Group
1965 # @ingroup l2_grps_create
1966 def CreateEmptyGroup(self, elementType, name):
1967 return self.mesh.CreateGroup(elementType, name)
1969 ## Create a mesh group based on the geometric object \a grp
1970 # and gives a \a name, \n if this parameter is not defined
1971 # the name is the same as the geometric group name \n
1972 # Note: Works like GroupOnGeom().
1973 # @param grp a geometric group, a vertex, an edge, a face or a solid
1974 # @param name the name of the mesh group
1975 # @return SMESH_GroupOnGeom
1976 # @ingroup l2_grps_create
1977 def Group(self, grp, name=""):
1978 return self.GroupOnGeom(grp, name)
1980 ## Create a mesh group based on the geometrical object \a grp
1981 # and gives a \a name, \n if this parameter is not defined
1982 # the name is the same as the geometrical group name
1983 # @param grp a geometrical group, a vertex, an edge, a face or a solid
1984 # @param name the name of the mesh group
1985 # @param typ the type of elements in the group; either of
1986 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME). If not set, it is
1987 # automatically detected by the type of the geometry
1988 # @return SMESH_GroupOnGeom
1989 # @ingroup l2_grps_create
1990 def GroupOnGeom(self, grp, name="", typ=None):
1991 AssureGeomPublished( self, grp, name )
1993 name = grp.GetName()
1995 typ = self._groupTypeFromShape( grp )
1996 return self.mesh.CreateGroupFromGEOM(typ, name, grp)
1998 ## Pivate method to get a type of group on geometry
1999 def _groupTypeFromShape( self, shape ):
2000 tgeo = str(shape.GetShapeType())
2001 if tgeo == "VERTEX":
2003 elif tgeo == "EDGE":
2005 elif tgeo == "FACE" or tgeo == "SHELL":
2007 elif tgeo == "SOLID" or tgeo == "COMPSOLID":
2009 elif tgeo == "COMPOUND":
2010 sub = self.geompyD.SubShapeAll( shape, self.geompyD.ShapeType["SHAPE"])
2012 raise ValueError,"_groupTypeFromShape(): empty geometric group or compound '%s'" % GetName(shape)
2013 return self._groupTypeFromShape( sub[0] )
2016 "_groupTypeFromShape(): invalid geometry '%s'" % GetName(shape)
2019 ## Create a mesh group with given \a name based on the \a filter which
2020 ## is a special type of group dynamically updating it's contents during
2021 ## mesh modification
2022 # @param typ the type of elements in the group; either of
2023 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME).
2024 # @param name the name of the mesh group
2025 # @param filter the filter defining group contents
2026 # @return SMESH_GroupOnFilter
2027 # @ingroup l2_grps_create
2028 def GroupOnFilter(self, typ, name, filter):
2029 return self.mesh.CreateGroupFromFilter(typ, name, filter)
2031 ## Create a mesh group by the given ids of elements
2032 # @param groupName the name of the mesh group
2033 # @param elementType the type of elements in the group; either of
2034 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME).
2035 # @param elemIDs either the list of ids, group, sub-mesh, or filter
2036 # @return SMESH_Group
2037 # @ingroup l2_grps_create
2038 def MakeGroupByIds(self, groupName, elementType, elemIDs):
2039 group = self.mesh.CreateGroup(elementType, groupName)
2040 if isinstance( elemIDs, Mesh ):
2041 elemIDs = elemIDs.GetMesh()
2042 if hasattr( elemIDs, "GetIDs" ):
2043 if hasattr( elemIDs, "SetMesh" ):
2044 elemIDs.SetMesh( self.GetMesh() )
2045 group.AddFrom( elemIDs )
2050 ## Create a mesh group by the given conditions
2051 # @param groupName the name of the mesh group
2052 # @param elementType the type of elements(SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME)
2053 # @param CritType the type of criterion (SMESH.FT_Taper, SMESH.FT_Area, etc.)
2054 # Type SMESH.FunctorType._items in the Python Console to see all values.
2055 # Note that the items starting from FT_LessThan are not suitable for CritType.
2056 # @param Compare belongs to {SMESH.FT_LessThan, SMESH.FT_MoreThan, SMESH.FT_EqualTo}
2057 # @param Threshold the threshold value (range of ids as string, shape, numeric)
2058 # @param UnaryOp SMESH.FT_LogicalNOT or SMESH.FT_Undefined
2059 # @param Tolerance the tolerance used by SMESH.FT_BelongToGeom, SMESH.FT_BelongToSurface,
2060 # SMESH.FT_LyingOnGeom, SMESH.FT_CoplanarFaces criteria
2061 # @return SMESH_GroupOnFilter
2062 # @ingroup l2_grps_create
2066 CritType=FT_Undefined,
2069 UnaryOp=FT_Undefined,
2071 aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Threshold, UnaryOp, FT_Undefined,Tolerance)
2072 group = self.MakeGroupByCriterion(groupName, aCriterion)
2075 ## Create a mesh group by the given criterion
2076 # @param groupName the name of the mesh group
2077 # @param Criterion the instance of Criterion class
2078 # @return SMESH_GroupOnFilter
2079 # @ingroup l2_grps_create
2080 def MakeGroupByCriterion(self, groupName, Criterion):
2081 return self.MakeGroupByCriteria( groupName, [Criterion] )
2083 ## Create a mesh group by the given criteria (list of criteria)
2084 # @param groupName the name of the mesh group
2085 # @param theCriteria the list of criteria
2086 # @param binOp binary operator used when binary operator of criteria is undefined
2087 # @return SMESH_GroupOnFilter
2088 # @ingroup l2_grps_create
2089 def MakeGroupByCriteria(self, groupName, theCriteria, binOp=SMESH.FT_LogicalAND):
2090 aFilter = self.smeshpyD.GetFilterFromCriteria( theCriteria, binOp )
2091 group = self.MakeGroupByFilter(groupName, aFilter)
2094 ## Create a mesh group by the given filter
2095 # @param groupName the name of the mesh group
2096 # @param theFilter the instance of Filter class
2097 # @return SMESH_GroupOnFilter
2098 # @ingroup l2_grps_create
2099 def MakeGroupByFilter(self, groupName, theFilter):
2100 #group = self.CreateEmptyGroup(theFilter.GetElementType(), groupName)
2101 #theFilter.SetMesh( self.mesh )
2102 #group.AddFrom( theFilter )
2103 group = self.GroupOnFilter( theFilter.GetElementType(), groupName, theFilter )
2107 # @ingroup l2_grps_delete
2108 def RemoveGroup(self, group):
2109 self.mesh.RemoveGroup(group)
2111 ## Remove a group with its contents
2112 # @ingroup l2_grps_delete
2113 def RemoveGroupWithContents(self, group):
2114 self.mesh.RemoveGroupWithContents(group)
2116 ## Get the list of groups existing in the mesh in the order
2117 # of creation (starting from the oldest one)
2118 # @param elemType type of elements the groups contain; either of
2119 # (SMESH.ALL, SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME);
2120 # by default groups of elements of all types are returned
2121 # @return a sequence of SMESH_GroupBase
2122 # @ingroup l2_grps_create
2123 def GetGroups(self, elemType = SMESH.ALL):
2124 groups = self.mesh.GetGroups()
2125 if elemType == SMESH.ALL:
2129 if g.GetType() == elemType:
2130 typedGroups.append( g )
2135 ## Get the number of groups existing in the mesh
2136 # @return the quantity of groups as an integer value
2137 # @ingroup l2_grps_create
2139 return self.mesh.NbGroups()
2141 ## Get the list of names of groups existing in the mesh
2142 # @return list of strings
2143 # @ingroup l2_grps_create
2144 def GetGroupNames(self):
2145 groups = self.GetGroups()
2147 for group in groups:
2148 names.append(group.GetName())
2151 ## Find groups by name and type
2152 # @param name name of the group of interest
2153 # @param elemType type of elements the groups contain; either of
2154 # (SMESH.ALL, SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME);
2155 # by default one group of any type of elements is returned
2156 # if elemType == SMESH.ALL then all groups of any type are returned
2157 # @return a list of SMESH_GroupBase's
2158 # @ingroup l2_grps_create
2159 def GetGroupByName(self, name, elemType = None):
2161 for group in self.GetGroups():
2162 if group.GetName() == name:
2163 if elemType is None:
2165 if ( elemType == SMESH.ALL or
2166 group.GetType() == elemType ):
2167 groups.append( group )
2170 ## Produce a union of two groups.
2171 # A new group is created. All mesh elements that are
2172 # present in the initial groups are added to the new one
2173 # @return an instance of SMESH_Group
2174 # @ingroup l2_grps_operon
2175 def UnionGroups(self, group1, group2, name):
2176 return self.mesh.UnionGroups(group1, group2, name)
2178 ## Produce a union list of groups.
2179 # New group is created. All mesh elements that are present in
2180 # initial groups are added to the new one
2181 # @return an instance of SMESH_Group
2182 # @ingroup l2_grps_operon
2183 def UnionListOfGroups(self, groups, name):
2184 return self.mesh.UnionListOfGroups(groups, name)
2186 ## Prodice an intersection of two groups.
2187 # A new group is created. All mesh elements that are common
2188 # for the two initial groups are added to the new one.
2189 # @return an instance of SMESH_Group
2190 # @ingroup l2_grps_operon
2191 def IntersectGroups(self, group1, group2, name):
2192 return self.mesh.IntersectGroups(group1, group2, name)
2194 ## Produce an intersection of groups.
2195 # New group is created. All mesh elements that are present in all
2196 # initial groups simultaneously are added to the new one
2197 # @return an instance of SMESH_Group
2198 # @ingroup l2_grps_operon
2199 def IntersectListOfGroups(self, groups, name):
2200 return self.mesh.IntersectListOfGroups(groups, name)
2202 ## Produce a cut of two groups.
2203 # A new group is created. All mesh elements that are present in
2204 # the main group but are not present in the tool group are added to the new one
2205 # @return an instance of SMESH_Group
2206 # @ingroup l2_grps_operon
2207 def CutGroups(self, main_group, tool_group, name):
2208 return self.mesh.CutGroups(main_group, tool_group, name)
2210 ## Produce a cut of groups.
2211 # A new group is created. All mesh elements that are present in main groups
2212 # but do not present in tool groups are added to the new one
2213 # @return an instance of SMESH_Group
2214 # @ingroup l2_grps_operon
2215 def CutListOfGroups(self, main_groups, tool_groups, name):
2216 return self.mesh.CutListOfGroups(main_groups, tool_groups, name)
2219 # Create a standalone group of entities basing on nodes of other groups.
2220 # \param groups - list of reference groups, sub-meshes or filters, of any type.
2221 # \param elemType - a type of elements to include to the new group; either of
2222 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME).
2223 # \param name - a name of the new group.
2224 # \param nbCommonNodes - a criterion of inclusion of an element to the new group
2225 # basing on number of element nodes common with reference \a groups.
2226 # Meaning of possible values are:
2227 # - SMESH.ALL_NODES - include if all nodes are common,
2228 # - SMESH.MAIN - include if all corner nodes are common (meaningful for a quadratic mesh),
2229 # - SMESH.AT_LEAST_ONE - include if one or more node is common,
2230 # - SMEHS.MAJORITY - include if half of nodes or more are common.
2231 # \param underlyingOnly - if \c True (default), an element is included to the
2232 # new group provided that it is based on nodes of an element of \a groups;
2233 # in this case the reference \a groups are supposed to be of higher dimension
2234 # than \a elemType, which can be useful for example to get all faces lying on
2235 # volumes of the reference \a groups.
2236 # @return an instance of SMESH_Group
2237 # @ingroup l2_grps_operon
2238 def CreateDimGroup(self, groups, elemType, name,
2239 nbCommonNodes = SMESH.ALL_NODES, underlyingOnly = True):
2240 if isinstance( groups, SMESH._objref_SMESH_IDSource ):
2242 return self.mesh.CreateDimGroup(groups, elemType, name, nbCommonNodes, underlyingOnly)
2245 ## Convert group on geom into standalone group
2246 # @ingroup l2_grps_operon
2247 def ConvertToStandalone(self, group):
2248 return self.mesh.ConvertToStandalone(group)
2250 # Get some info about mesh:
2251 # ------------------------
2253 ## Return the log of nodes and elements added or removed
2254 # since the previous clear of the log.
2255 # @param clearAfterGet log is emptied after Get (safe if concurrents access)
2256 # @return list of log_block structures:
2261 # @ingroup l1_auxiliary
2262 def GetLog(self, clearAfterGet):
2263 return self.mesh.GetLog(clearAfterGet)
2265 ## Clear the log of nodes and elements added or removed since the previous
2266 # clear. Must be used immediately after GetLog if clearAfterGet is false.
2267 # @ingroup l1_auxiliary
2269 self.mesh.ClearLog()
2271 ## Toggle auto color mode on the object.
2272 # @param theAutoColor the flag which toggles auto color mode.
2274 # If switched on, a default color of a new group in Create Group dialog is chosen randomly.
2275 # @ingroup l1_grouping
2276 def SetAutoColor(self, theAutoColor):
2277 self.mesh.SetAutoColor(theAutoColor)
2279 ## Get flag of object auto color mode.
2280 # @return True or False
2281 # @ingroup l1_grouping
2282 def GetAutoColor(self):
2283 return self.mesh.GetAutoColor()
2285 ## Get the internal ID
2286 # @return integer value, which is the internal Id of the mesh
2287 # @ingroup l1_auxiliary
2289 return self.mesh.GetId()
2292 # @return integer value, which is the study Id of the mesh
2293 # @ingroup l1_auxiliary
2294 def GetStudyId(self):
2295 return self.mesh.GetStudyId()
2297 ## Check the group names for duplications.
2298 # Consider the maximum group name length stored in MED file.
2299 # @return True or False
2300 # @ingroup l1_grouping
2301 def HasDuplicatedGroupNamesMED(self):
2302 return self.mesh.HasDuplicatedGroupNamesMED()
2304 ## Obtain the mesh editor tool
2305 # @return an instance of SMESH_MeshEditor
2306 # @ingroup l1_modifying
2307 def GetMeshEditor(self):
2310 ## Wrap a list of IDs of elements or nodes into SMESH_IDSource which
2311 # can be passed as argument to a method accepting mesh, group or sub-mesh
2312 # @param ids list of IDs
2313 # @param elemType type of elements; this parameter is used to distinguish
2314 # IDs of nodes from IDs of elements; by default ids are treated as
2315 # IDs of elements; use SMESH.NODE if ids are IDs of nodes.
2316 # @return an instance of SMESH_IDSource
2317 # @warning call UnRegister() for the returned object as soon as it is no more useful:
2318 # idSrc = mesh.GetIDSource( [1,3,5], SMESH.NODE )
2319 # mesh.DoSomething( idSrc )
2320 # idSrc.UnRegister()
2321 # @ingroup l1_auxiliary
2322 def GetIDSource(self, ids, elemType = SMESH.ALL):
2323 if isinstance( ids, int ):
2325 return self.editor.MakeIDSource(ids, elemType)
2328 # Get information about mesh contents:
2329 # ------------------------------------
2331 ## Get the mesh statistic
2332 # @return dictionary type element - count of elements
2333 # @ingroup l1_meshinfo
2334 def GetMeshInfo(self, obj = None):
2335 if not obj: obj = self.mesh
2336 return self.smeshpyD.GetMeshInfo(obj)
2338 ## Return the number of nodes in the mesh
2339 # @return an integer value
2340 # @ingroup l1_meshinfo
2342 return self.mesh.NbNodes()
2344 ## Return the number of elements in the mesh
2345 # @return an integer value
2346 # @ingroup l1_meshinfo
2347 def NbElements(self):
2348 return self.mesh.NbElements()
2350 ## Return the number of 0d elements in the mesh
2351 # @return an integer value
2352 # @ingroup l1_meshinfo
2353 def Nb0DElements(self):
2354 return self.mesh.Nb0DElements()
2356 ## Return the number of ball discrete elements in the mesh
2357 # @return an integer value
2358 # @ingroup l1_meshinfo
2360 return self.mesh.NbBalls()
2362 ## Return the number of edges in the mesh
2363 # @return an integer value
2364 # @ingroup l1_meshinfo
2366 return self.mesh.NbEdges()
2368 ## Return the number of edges with the given order in the mesh
2369 # @param elementOrder the order of elements:
2370 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2371 # @return an integer value
2372 # @ingroup l1_meshinfo
2373 def NbEdgesOfOrder(self, elementOrder):
2374 return self.mesh.NbEdgesOfOrder(elementOrder)
2376 ## Return the number of faces in the mesh
2377 # @return an integer value
2378 # @ingroup l1_meshinfo
2380 return self.mesh.NbFaces()
2382 ## Return the number of faces with the given order in the mesh
2383 # @param elementOrder the order of elements:
2384 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2385 # @return an integer value
2386 # @ingroup l1_meshinfo
2387 def NbFacesOfOrder(self, elementOrder):
2388 return self.mesh.NbFacesOfOrder(elementOrder)
2390 ## Return the number of triangles in the mesh
2391 # @return an integer value
2392 # @ingroup l1_meshinfo
2393 def NbTriangles(self):
2394 return self.mesh.NbTriangles()
2396 ## Return the number of triangles with the given order in the mesh
2397 # @param elementOrder is the order of elements:
2398 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2399 # @return an integer value
2400 # @ingroup l1_meshinfo
2401 def NbTrianglesOfOrder(self, elementOrder):
2402 return self.mesh.NbTrianglesOfOrder(elementOrder)
2404 ## Return the number of biquadratic triangles in the mesh
2405 # @return an integer value
2406 # @ingroup l1_meshinfo
2407 def NbBiQuadTriangles(self):
2408 return self.mesh.NbBiQuadTriangles()
2410 ## Return the number of quadrangles in the mesh
2411 # @return an integer value
2412 # @ingroup l1_meshinfo
2413 def NbQuadrangles(self):
2414 return self.mesh.NbQuadrangles()
2416 ## Return the number of quadrangles with the given order in the mesh
2417 # @param elementOrder the order of elements:
2418 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2419 # @return an integer value
2420 # @ingroup l1_meshinfo
2421 def NbQuadranglesOfOrder(self, elementOrder):
2422 return self.mesh.NbQuadranglesOfOrder(elementOrder)
2424 ## Return the number of biquadratic quadrangles in the mesh
2425 # @return an integer value
2426 # @ingroup l1_meshinfo
2427 def NbBiQuadQuadrangles(self):
2428 return self.mesh.NbBiQuadQuadrangles()
2430 ## Return the number of polygons of given order in the mesh
2431 # @param elementOrder the order of elements:
2432 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2433 # @return an integer value
2434 # @ingroup l1_meshinfo
2435 def NbPolygons(self, elementOrder = SMESH.ORDER_ANY):
2436 return self.mesh.NbPolygonsOfOrder(elementOrder)
2438 ## Return the number of volumes in the mesh
2439 # @return an integer value
2440 # @ingroup l1_meshinfo
2441 def NbVolumes(self):
2442 return self.mesh.NbVolumes()
2444 ## Return the number of volumes with the given order in the mesh
2445 # @param elementOrder the order of elements:
2446 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2447 # @return an integer value
2448 # @ingroup l1_meshinfo
2449 def NbVolumesOfOrder(self, elementOrder):
2450 return self.mesh.NbVolumesOfOrder(elementOrder)
2452 ## Return the number of tetrahedrons in the mesh
2453 # @return an integer value
2454 # @ingroup l1_meshinfo
2456 return self.mesh.NbTetras()
2458 ## Return the number of tetrahedrons with the given order in the mesh
2459 # @param elementOrder the order of elements:
2460 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2461 # @return an integer value
2462 # @ingroup l1_meshinfo
2463 def NbTetrasOfOrder(self, elementOrder):
2464 return self.mesh.NbTetrasOfOrder(elementOrder)
2466 ## Return the number of hexahedrons in the mesh
2467 # @return an integer value
2468 # @ingroup l1_meshinfo
2470 return self.mesh.NbHexas()
2472 ## Return the number of hexahedrons with the given order in the mesh
2473 # @param elementOrder the order of elements:
2474 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2475 # @return an integer value
2476 # @ingroup l1_meshinfo
2477 def NbHexasOfOrder(self, elementOrder):
2478 return self.mesh.NbHexasOfOrder(elementOrder)
2480 ## Return the number of triquadratic hexahedrons in the mesh
2481 # @return an integer value
2482 # @ingroup l1_meshinfo
2483 def NbTriQuadraticHexas(self):
2484 return self.mesh.NbTriQuadraticHexas()
2486 ## Return the number of pyramids in the mesh
2487 # @return an integer value
2488 # @ingroup l1_meshinfo
2489 def NbPyramids(self):
2490 return self.mesh.NbPyramids()
2492 ## Return the number of pyramids with the given order in the mesh
2493 # @param elementOrder the order of elements:
2494 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2495 # @return an integer value
2496 # @ingroup l1_meshinfo
2497 def NbPyramidsOfOrder(self, elementOrder):
2498 return self.mesh.NbPyramidsOfOrder(elementOrder)
2500 ## Return the number of prisms in the mesh
2501 # @return an integer value
2502 # @ingroup l1_meshinfo
2504 return self.mesh.NbPrisms()
2506 ## Return the number of prisms with the given order in the mesh
2507 # @param elementOrder the order of elements:
2508 # SMESH.ORDER_ANY, SMESH.ORDER_LINEAR or SMESH.ORDER_QUADRATIC
2509 # @return an integer value
2510 # @ingroup l1_meshinfo
2511 def NbPrismsOfOrder(self, elementOrder):
2512 return self.mesh.NbPrismsOfOrder(elementOrder)
2514 ## Return the number of hexagonal prisms in the mesh
2515 # @return an integer value
2516 # @ingroup l1_meshinfo
2517 def NbHexagonalPrisms(self):
2518 return self.mesh.NbHexagonalPrisms()
2520 ## Return the number of polyhedrons in the mesh
2521 # @return an integer value
2522 # @ingroup l1_meshinfo
2523 def NbPolyhedrons(self):
2524 return self.mesh.NbPolyhedrons()
2526 ## Return the number of submeshes in the mesh
2527 # @return an integer value
2528 # @ingroup l1_meshinfo
2529 def NbSubMesh(self):
2530 return self.mesh.NbSubMesh()
2532 ## Return the list of mesh elements IDs
2533 # @return the list of integer values
2534 # @ingroup l1_meshinfo
2535 def GetElementsId(self):
2536 return self.mesh.GetElementsId()
2538 ## Return the list of IDs of mesh elements with the given type
2539 # @param elementType the required type of elements, either of
2540 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE or SMESH.VOLUME)
2541 # @return list of integer values
2542 # @ingroup l1_meshinfo
2543 def GetElementsByType(self, elementType):
2544 return self.mesh.GetElementsByType(elementType)
2546 ## Return the list of mesh nodes IDs
2547 # @return the list of integer values
2548 # @ingroup l1_meshinfo
2549 def GetNodesId(self):
2550 return self.mesh.GetNodesId()
2552 # Get the information about mesh elements:
2553 # ------------------------------------
2555 ## Return the type of mesh element
2556 # @return the value from SMESH::ElementType enumeration
2557 # Type SMESH.ElementType._items in the Python Console to see all possible values.
2558 # @ingroup l1_meshinfo
2559 def GetElementType(self, id, iselem=True):
2560 return self.mesh.GetElementType(id, iselem)
2562 ## Return the geometric type of mesh element
2563 # @return the value from SMESH::EntityType enumeration
2564 # Type SMESH.EntityType._items in the Python Console to see all possible values.
2565 # @ingroup l1_meshinfo
2566 def GetElementGeomType(self, id):
2567 return self.mesh.GetElementGeomType(id)
2569 ## Return the shape type of mesh element
2570 # @return the value from SMESH::GeometryType enumeration.
2571 # Type SMESH.GeometryType._items in the Python Console to see all possible values.
2572 # @ingroup l1_meshinfo
2573 def GetElementShape(self, id):
2574 return self.mesh.GetElementShape(id)
2576 ## Return the list of submesh elements IDs
2577 # @param Shape a geom object(sub-shape)
2578 # Shape must be the sub-shape of a ShapeToMesh()
2579 # @return the list of integer values
2580 # @ingroup l1_meshinfo
2581 def GetSubMeshElementsId(self, Shape):
2582 if isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object):
2583 ShapeID = self.geompyD.GetSubShapeID( self.geom, Shape )
2586 return self.mesh.GetSubMeshElementsId(ShapeID)
2588 ## Return the list of submesh nodes IDs
2589 # @param Shape a geom object(sub-shape)
2590 # Shape must be the sub-shape of a ShapeToMesh()
2591 # @param all If true, gives all nodes of submesh elements, otherwise gives only submesh nodes
2592 # @return the list of integer values
2593 # @ingroup l1_meshinfo
2594 def GetSubMeshNodesId(self, Shape, all):
2595 if isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object):
2596 ShapeID = self.geompyD.GetSubShapeID( self.geom, Shape )
2599 return self.mesh.GetSubMeshNodesId(ShapeID, all)
2601 ## Return type of elements on given shape
2602 # @param Shape a geom object(sub-shape)
2603 # Shape must be a sub-shape of a ShapeToMesh()
2604 # @return element type
2605 # @ingroup l1_meshinfo
2606 def GetSubMeshElementType(self, Shape):
2607 if isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object):
2608 ShapeID = self.geompyD.GetSubShapeID( self.geom, Shape )
2611 return self.mesh.GetSubMeshElementType(ShapeID)
2613 ## Get the mesh description
2614 # @return string value
2615 # @ingroup l1_meshinfo
2617 return self.mesh.Dump()
2620 # Get the information about nodes and elements of a mesh by its IDs:
2621 # -----------------------------------------------------------
2623 ## Get XYZ coordinates of a node
2624 # \n If there is no nodes for the given ID - return an empty list
2625 # @return a list of double precision values
2626 # @ingroup l1_meshinfo
2627 def GetNodeXYZ(self, id):
2628 return self.mesh.GetNodeXYZ(id)
2630 ## Return list of IDs of inverse elements for the given node
2631 # \n If there is no node for the given ID - return an empty list
2632 # @return a list of integer values
2633 # @ingroup l1_meshinfo
2634 def GetNodeInverseElements(self, id):
2635 return self.mesh.GetNodeInverseElements(id)
2637 ## Return the position of a node on the shape
2638 # @return SMESH::NodePosition
2639 # @ingroup l1_meshinfo
2640 def GetNodePosition(self,NodeID):
2641 return self.mesh.GetNodePosition(NodeID)
2643 ## Return the position of an element on the shape
2644 # @return SMESH::ElementPosition
2645 # @ingroup l1_meshinfo
2646 def GetElementPosition(self,ElemID):
2647 return self.mesh.GetElementPosition(ElemID)
2649 ## Return the ID of the shape, on which the given node was generated.
2650 # @return an integer value > 0 or -1 if there is no node for the given
2651 # ID or the node is not assigned to any geometry
2652 # @ingroup l1_meshinfo
2653 def GetShapeID(self, id):
2654 return self.mesh.GetShapeID(id)
2656 ## Return the ID of the shape, on which the given element was generated.
2657 # @return an integer value > 0 or -1 if there is no element for the given
2658 # ID or the element is not assigned to any geometry
2659 # @ingroup l1_meshinfo
2660 def GetShapeIDForElem(self,id):
2661 return self.mesh.GetShapeIDForElem(id)
2663 ## Return the number of nodes of the given element
2664 # @return an integer value > 0 or -1 if there is no element for the given ID
2665 # @ingroup l1_meshinfo
2666 def GetElemNbNodes(self, id):
2667 return self.mesh.GetElemNbNodes(id)
2669 ## Return the node ID the given (zero based) index for the given element
2670 # \n If there is no element for the given ID - return -1
2671 # \n If there is no node for the given index - return -2
2672 # @return an integer value
2673 # @ingroup l1_meshinfo
2674 def GetElemNode(self, id, index):
2675 return self.mesh.GetElemNode(id, index)
2677 ## Return the IDs of nodes of the given element
2678 # @return a list of integer values
2679 # @ingroup l1_meshinfo
2680 def GetElemNodes(self, id):
2681 return self.mesh.GetElemNodes(id)
2683 ## Return true if the given node is the medium node in the given quadratic element
2684 # @ingroup l1_meshinfo
2685 def IsMediumNode(self, elementID, nodeID):
2686 return self.mesh.IsMediumNode(elementID, nodeID)
2688 ## Return true if the given node is the medium node in one of quadratic elements
2689 # @param nodeID ID of the node
2690 # @param elementType the type of elements to check a state of the node, either of
2691 # (SMESH.ALL, SMESH.NODE, SMESH.EDGE, SMESH.FACE or SMESH.VOLUME)
2692 # @ingroup l1_meshinfo
2693 def IsMediumNodeOfAnyElem(self, nodeID, elementType = SMESH.ALL ):
2694 return self.mesh.IsMediumNodeOfAnyElem(nodeID, elementType)
2696 ## Return the number of edges for the given element
2697 # @ingroup l1_meshinfo
2698 def ElemNbEdges(self, id):
2699 return self.mesh.ElemNbEdges(id)
2701 ## Return the number of faces for the given element
2702 # @ingroup l1_meshinfo
2703 def ElemNbFaces(self, id):
2704 return self.mesh.ElemNbFaces(id)
2706 ## Return nodes of given face (counted from zero) for given volumic element.
2707 # @ingroup l1_meshinfo
2708 def GetElemFaceNodes(self,elemId, faceIndex):
2709 return self.mesh.GetElemFaceNodes(elemId, faceIndex)
2711 ## Return three components of normal of given mesh face
2712 # (or an empty array in KO case)
2713 # @ingroup l1_meshinfo
2714 def GetFaceNormal(self, faceId, normalized=False):
2715 return self.mesh.GetFaceNormal(faceId,normalized)
2717 ## Return an element based on all given nodes.
2718 # @ingroup l1_meshinfo
2719 def FindElementByNodes(self, nodes):
2720 return self.mesh.FindElementByNodes(nodes)
2722 ## Return elements including all given nodes.
2723 # @ingroup l1_meshinfo
2724 def GetElementsByNodes(self, nodes, elemType=SMESH.ALL):
2725 return self.mesh.GetElementsByNodes( nodes, elemType )
2727 ## Return true if the given element is a polygon
2728 # @ingroup l1_meshinfo
2729 def IsPoly(self, id):
2730 return self.mesh.IsPoly(id)
2732 ## Return true if the given element is quadratic
2733 # @ingroup l1_meshinfo
2734 def IsQuadratic(self, id):
2735 return self.mesh.IsQuadratic(id)
2737 ## Return diameter of a ball discrete element or zero in case of an invalid \a id
2738 # @ingroup l1_meshinfo
2739 def GetBallDiameter(self, id):
2740 return self.mesh.GetBallDiameter(id)
2742 ## Return XYZ coordinates of the barycenter of the given element
2743 # \n If there is no element for the given ID - return an empty list
2744 # @return a list of three double values
2745 # @ingroup l1_meshinfo
2746 def BaryCenter(self, id):
2747 return self.mesh.BaryCenter(id)
2749 ## Pass mesh elements through the given filter and return IDs of fitting elements
2750 # @param theFilter SMESH_Filter
2751 # @return a list of ids
2752 # @ingroup l1_controls
2753 def GetIdsFromFilter(self, theFilter):
2754 theFilter.SetMesh( self.mesh )
2755 return theFilter.GetIDs()
2757 # Get mesh measurements information:
2758 # ------------------------------------
2760 ## Verify whether a 2D mesh element has free edges (edges connected to one face only)\n
2761 # Return a list of special structures (borders).
2762 # @return a list of SMESH.FreeEdges.Border structure: edge id and ids of two its nodes.
2763 # @ingroup l1_measurements
2764 def GetFreeBorders(self):
2765 aFilterMgr = self.smeshpyD.CreateFilterManager()
2766 aPredicate = aFilterMgr.CreateFreeEdges()
2767 aPredicate.SetMesh(self.mesh)
2768 aBorders = aPredicate.GetBorders()
2769 aFilterMgr.UnRegister()
2772 ## Get minimum distance between two nodes, elements or distance to the origin
2773 # @param id1 first node/element id
2774 # @param id2 second node/element id (if 0, distance from @a id1 to the origin is computed)
2775 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
2776 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
2777 # @return minimum distance value
2778 # @sa GetMinDistance()
2779 # @ingroup l1_measurements
2780 def MinDistance(self, id1, id2=0, isElem1=False, isElem2=False):
2781 aMeasure = self.GetMinDistance(id1, id2, isElem1, isElem2)
2782 return aMeasure.value
2784 ## Get measure structure specifying minimum distance data between two objects
2785 # @param id1 first node/element id
2786 # @param id2 second node/element id (if 0, distance from @a id1 to the origin is computed)
2787 # @param isElem1 @c True if @a id1 is element id, @c False if it is node id
2788 # @param isElem2 @c True if @a id2 is element id, @c False if it is node id
2789 # @return Measure structure
2791 # @ingroup l1_measurements
2792 def GetMinDistance(self, id1, id2=0, isElem1=False, isElem2=False):
2794 id1 = self.editor.MakeIDSource([id1], SMESH.FACE)
2796 id1 = self.editor.MakeIDSource([id1], SMESH.NODE)
2799 id2 = self.editor.MakeIDSource([id2], SMESH.FACE)
2801 id2 = self.editor.MakeIDSource([id2], SMESH.NODE)
2806 aMeasurements = self.smeshpyD.CreateMeasurements()
2807 aMeasure = aMeasurements.MinDistance(id1, id2)
2808 genObjUnRegister([aMeasurements,id1, id2])
2811 ## Get bounding box of the specified object(s)
2812 # @param objects single source object or list of source objects or list of nodes/elements IDs
2813 # @param isElem if @a objects is a list of IDs, @c True value in this parameters specifies that @a objects are elements,
2814 # @c False specifies that @a objects are nodes
2815 # @return tuple of six values (minX, minY, minZ, maxX, maxY, maxZ)
2816 # @sa GetBoundingBox()
2817 # @ingroup l1_measurements
2818 def BoundingBox(self, objects=None, isElem=False):
2819 result = self.GetBoundingBox(objects, isElem)
2823 result = (result.minX, result.minY, result.minZ, result.maxX, result.maxY, result.maxZ)
2826 ## Get measure structure specifying bounding box data of the specified object(s)
2827 # @param IDs single source object or list of source objects or list of nodes/elements IDs
2828 # @param isElem if @a IDs is a list of IDs, @c True value in this parameters specifies that @a objects are elements,
2829 # @c False specifies that @a objects are nodes
2830 # @return Measure structure
2832 # @ingroup l1_measurements
2833 def GetBoundingBox(self, IDs=None, isElem=False):
2836 elif isinstance(IDs, tuple):
2838 if not isinstance(IDs, list):
2840 if len(IDs) > 0 and isinstance(IDs[0], int):
2843 unRegister = genObjUnRegister()
2845 if isinstance(o, Mesh):
2846 srclist.append(o.mesh)
2847 elif hasattr(o, "_narrow"):
2848 src = o._narrow(SMESH.SMESH_IDSource)
2849 if src: srclist.append(src)
2851 elif isinstance(o, list):
2853 srclist.append(self.editor.MakeIDSource(o, SMESH.FACE))
2855 srclist.append(self.editor.MakeIDSource(o, SMESH.NODE))
2856 unRegister.set( srclist[-1] )
2859 aMeasurements = self.smeshpyD.CreateMeasurements()
2860 unRegister.set( aMeasurements )
2861 aMeasure = aMeasurements.BoundingBox(srclist)
2864 # Mesh edition (SMESH_MeshEditor functionality):
2865 # ---------------------------------------------
2867 ## Remove the elements from the mesh by ids
2868 # @param IDsOfElements is a list of ids of elements to remove
2869 # @return True or False
2870 # @ingroup l2_modif_del
2871 def RemoveElements(self, IDsOfElements):
2872 return self.editor.RemoveElements(IDsOfElements)
2874 ## Remove nodes from mesh by ids
2875 # @param IDsOfNodes is a list of ids of nodes to remove
2876 # @return True or False
2877 # @ingroup l2_modif_del
2878 def RemoveNodes(self, IDsOfNodes):
2879 return self.editor.RemoveNodes(IDsOfNodes)
2881 ## Remove all orphan (free) nodes from mesh
2882 # @return number of the removed nodes
2883 # @ingroup l2_modif_del
2884 def RemoveOrphanNodes(self):
2885 return self.editor.RemoveOrphanNodes()
2887 ## Add a node to the mesh by coordinates
2888 # @return Id of the new node
2889 # @ingroup l2_modif_add
2890 def AddNode(self, x, y, z):
2891 x,y,z,Parameters,hasVars = ParseParameters(x,y,z)
2892 if hasVars: self.mesh.SetParameters(Parameters)
2893 return self.editor.AddNode( x, y, z)
2895 ## Create a 0D element on a node with given number.
2896 # @param IDOfNode the ID of node for creation of the element.
2897 # @param DuplicateElements to add one more 0D element to a node or not
2898 # @return the Id of the new 0D element
2899 # @ingroup l2_modif_add
2900 def Add0DElement( self, IDOfNode, DuplicateElements=True ):
2901 return self.editor.Add0DElement( IDOfNode, DuplicateElements )
2903 ## Create 0D elements on all nodes of the given elements except those
2904 # nodes on which a 0D element already exists.
2905 # @param theObject an object on whose nodes 0D elements will be created.
2906 # It can be mesh, sub-mesh, group, list of element IDs or a holder
2907 # of nodes IDs created by calling mesh.GetIDSource( nodes, SMESH.NODE )
2908 # @param theGroupName optional name of a group to add 0D elements created
2909 # and/or found on nodes of \a theObject.
2910 # @param DuplicateElements to add one more 0D element to a node or not
2911 # @return an object (a new group or a temporary SMESH_IDSource) holding
2912 # IDs of new and/or found 0D elements. IDs of 0D elements
2913 # can be retrieved from the returned object by calling GetIDs()
2914 # @ingroup l2_modif_add
2915 def Add0DElementsToAllNodes(self, theObject, theGroupName="", DuplicateElements=False):
2916 unRegister = genObjUnRegister()
2917 if isinstance( theObject, Mesh ):
2918 theObject = theObject.GetMesh()
2919 elif isinstance( theObject, list ):
2920 theObject = self.GetIDSource( theObject, SMESH.ALL )
2921 unRegister.set( theObject )
2922 return self.editor.Create0DElementsOnAllNodes( theObject, theGroupName, DuplicateElements )
2924 ## Create a ball element on a node with given ID.
2925 # @param IDOfNode the ID of node for creation of the element.
2926 # @param diameter the bal diameter.
2927 # @return the Id of the new ball element
2928 # @ingroup l2_modif_add
2929 def AddBall(self, IDOfNode, diameter):
2930 return self.editor.AddBall( IDOfNode, diameter )
2932 ## Create a linear or quadratic edge (this is determined
2933 # by the number of given nodes).
2934 # @param IDsOfNodes the list of node IDs for creation of the element.
2935 # The order of nodes in this list should correspond to the description
2936 # of MED. \n This description is located by the following link:
2937 # http://www.code-aster.org/outils/med/html/modele_de_donnees.html#3.
2938 # @return the Id of the new edge
2939 # @ingroup l2_modif_add
2940 def AddEdge(self, IDsOfNodes):
2941 return self.editor.AddEdge(IDsOfNodes)
2943 ## Create a linear or quadratic face (this is determined
2944 # by the number of given nodes).
2945 # @param IDsOfNodes the list of node IDs for creation of the element.
2946 # The order of nodes in this list should correspond to the description
2947 # of MED. \n This description is located by the following link:
2948 # http://www.code-aster.org/outils/med/html/modele_de_donnees.html#3.
2949 # @return the Id of the new face
2950 # @ingroup l2_modif_add
2951 def AddFace(self, IDsOfNodes):
2952 return self.editor.AddFace(IDsOfNodes)
2954 ## Add a polygonal face to the mesh by the list of node IDs
2955 # @param IdsOfNodes the list of node IDs for creation of the element.
2956 # @return the Id of the new face
2957 # @ingroup l2_modif_add
2958 def AddPolygonalFace(self, IdsOfNodes):
2959 return self.editor.AddPolygonalFace(IdsOfNodes)
2961 ## Add a quadratic polygonal face to the mesh by the list of node IDs
2962 # @param IdsOfNodes the list of node IDs for creation of the element;
2963 # corner nodes follow first.
2964 # @return the Id of the new face
2965 # @ingroup l2_modif_add
2966 def AddQuadPolygonalFace(self, IdsOfNodes):
2967 return self.editor.AddQuadPolygonalFace(IdsOfNodes)
2969 ## Create both simple and quadratic volume (this is determined
2970 # by the number of given nodes).
2971 # @param IDsOfNodes the list of node IDs for creation of the element.
2972 # The order of nodes in this list should correspond to the description
2973 # of MED. \n This description is located by the following link:
2974 # http://www.code-aster.org/outils/med/html/modele_de_donnees.html#3.
2975 # @return the Id of the new volumic element
2976 # @ingroup l2_modif_add
2977 def AddVolume(self, IDsOfNodes):
2978 return self.editor.AddVolume(IDsOfNodes)
2980 ## Create a volume of many faces, giving nodes for each face.
2981 # @param IdsOfNodes the list of node IDs for volume creation face by face.
2982 # @param Quantities the list of integer values, Quantities[i]
2983 # gives the quantity of nodes in face number i.
2984 # @return the Id of the new volumic element
2985 # @ingroup l2_modif_add
2986 def AddPolyhedralVolume (self, IdsOfNodes, Quantities):
2987 return self.editor.AddPolyhedralVolume(IdsOfNodes, Quantities)
2989 ## Create a volume of many faces, giving the IDs of the existing faces.
2990 # @param IdsOfFaces the list of face IDs for volume creation.
2992 # Note: The created volume will refer only to the nodes
2993 # of the given faces, not to the faces themselves.
2994 # @return the Id of the new volumic element
2995 # @ingroup l2_modif_add
2996 def AddPolyhedralVolumeByFaces (self, IdsOfFaces):
2997 return self.editor.AddPolyhedralVolumeByFaces(IdsOfFaces)
3000 ## @brief Binds a node to a vertex
3001 # @param NodeID a node ID
3002 # @param Vertex a vertex or vertex ID
3003 # @return True if succeed else raises an exception
3004 # @ingroup l2_modif_add
3005 def SetNodeOnVertex(self, NodeID, Vertex):
3006 if ( isinstance( Vertex, geomBuilder.GEOM._objref_GEOM_Object)):
3007 VertexID = self.geompyD.GetSubShapeID( self.geom, Vertex )
3011 self.editor.SetNodeOnVertex(NodeID, VertexID)
3012 except SALOME.SALOME_Exception, inst:
3013 raise ValueError, inst.details.text
3017 ## @brief Stores the node position on an edge
3018 # @param NodeID a node ID
3019 # @param Edge an edge or edge ID
3020 # @param paramOnEdge a parameter on the edge where the node is located
3021 # @return True if succeed else raises an exception
3022 # @ingroup l2_modif_add
3023 def SetNodeOnEdge(self, NodeID, Edge, paramOnEdge):
3024 if ( isinstance( Edge, geomBuilder.GEOM._objref_GEOM_Object)):
3025 EdgeID = self.geompyD.GetSubShapeID( self.geom, Edge )
3029 self.editor.SetNodeOnEdge(NodeID, EdgeID, paramOnEdge)
3030 except SALOME.SALOME_Exception, inst:
3031 raise ValueError, inst.details.text
3034 ## @brief Stores node position on a face
3035 # @param NodeID a node ID
3036 # @param Face a face or face ID
3037 # @param u U parameter on the face where the node is located
3038 # @param v V parameter on the face where the node is located
3039 # @return True if succeed else raises an exception
3040 # @ingroup l2_modif_add
3041 def SetNodeOnFace(self, NodeID, Face, u, v):
3042 if ( isinstance( Face, geomBuilder.GEOM._objref_GEOM_Object)):
3043 FaceID = self.geompyD.GetSubShapeID( self.geom, Face )
3047 self.editor.SetNodeOnFace(NodeID, FaceID, u, v)
3048 except SALOME.SALOME_Exception, inst:
3049 raise ValueError, inst.details.text
3052 ## @brief Binds a node to a solid
3053 # @param NodeID a node ID
3054 # @param Solid a solid or solid ID
3055 # @return True if succeed else raises an exception
3056 # @ingroup l2_modif_add
3057 def SetNodeInVolume(self, NodeID, Solid):
3058 if ( isinstance( Solid, geomBuilder.GEOM._objref_GEOM_Object)):
3059 SolidID = self.geompyD.GetSubShapeID( self.geom, Solid )
3063 self.editor.SetNodeInVolume(NodeID, SolidID)
3064 except SALOME.SALOME_Exception, inst:
3065 raise ValueError, inst.details.text
3068 ## @brief Bind an element to a shape
3069 # @param ElementID an element ID
3070 # @param Shape a shape or shape ID
3071 # @return True if succeed else raises an exception
3072 # @ingroup l2_modif_add
3073 def SetMeshElementOnShape(self, ElementID, Shape):
3074 if ( isinstance( Shape, geomBuilder.GEOM._objref_GEOM_Object)):
3075 ShapeID = self.geompyD.GetSubShapeID( self.geom, Shape )
3079 self.editor.SetMeshElementOnShape(ElementID, ShapeID)
3080 except SALOME.SALOME_Exception, inst:
3081 raise ValueError, inst.details.text
3085 ## Move the node with the given id
3086 # @param NodeID the id of the node
3087 # @param x a new X coordinate
3088 # @param y a new Y coordinate
3089 # @param z a new Z coordinate
3090 # @return True if succeed else False
3091 # @ingroup l2_modif_edit
3092 def MoveNode(self, NodeID, x, y, z):
3093 x,y,z,Parameters,hasVars = ParseParameters(x,y,z)
3094 if hasVars: self.mesh.SetParameters(Parameters)
3095 return self.editor.MoveNode(NodeID, x, y, z)
3097 ## Find the node closest to a point and moves it to a point location
3098 # @param x the X coordinate of a point
3099 # @param y the Y coordinate of a point
3100 # @param z the Z coordinate of a point
3101 # @param NodeID if specified (>0), the node with this ID is moved,
3102 # otherwise, the node closest to point (@a x,@a y,@a z) is moved
3103 # @return the ID of a node
3104 # @ingroup l2_modif_edit
3105 def MoveClosestNodeToPoint(self, x, y, z, NodeID):
3106 x,y,z,Parameters,hasVars = ParseParameters(x,y,z)
3107 if hasVars: self.mesh.SetParameters(Parameters)
3108 return self.editor.MoveClosestNodeToPoint(x, y, z, NodeID)
3110 ## Find the node closest to a point
3111 # @param x the X coordinate of a point
3112 # @param y the Y coordinate of a point
3113 # @param z the Z coordinate of a point
3114 # @return the ID of a node
3115 # @ingroup l1_meshinfo
3116 def FindNodeClosestTo(self, x, y, z):
3117 #preview = self.mesh.GetMeshEditPreviewer()
3118 #return preview.MoveClosestNodeToPoint(x, y, z, -1)
3119 return self.editor.FindNodeClosestTo(x, y, z)
3121 ## Find the elements where a point lays IN or ON
3122 # @param x the X coordinate of a point
3123 # @param y the Y coordinate of a point
3124 # @param z the Z coordinate of a point
3125 # @param elementType type of elements to find; either of
3126 # (SMESH.NODE, SMESH.EDGE, SMESH.FACE, SMESH.VOLUME); SMESH.ALL type
3127 # means elements of any type excluding nodes, discrete and 0D elements.
3128 # @param meshPart a part of mesh (group, sub-mesh) to search within
3129 # @return list of IDs of found elements
3130 # @ingroup l1_meshinfo
3131 def FindElementsByPoint(self, x, y, z, elementType = SMESH.ALL, meshPart=None):
3133 return self.editor.FindAmongElementsByPoint( meshPart, x, y, z, elementType );
3135 return self.editor.FindElementsByPoint(x, y, z, elementType)
3137 ## Return point state in a closed 2D mesh in terms of TopAbs_State enumeration:
3138 # 0-IN, 1-OUT, 2-ON, 3-UNKNOWN
3139 # UNKNOWN state means that either mesh is wrong or the analysis fails.
3140 # @ingroup l1_meshinfo
3141 def GetPointState(self, x, y, z):
3142 return self.editor.GetPointState(x, y, z)
3144 ## Check if a 2D mesh is manifold
3145 # @ingroup l1_controls
3146 def IsManifold(self):
3147 return self.editor.IsManifold()
3149 ## Check if orientation of 2D elements is coherent
3150 # @ingroup l1_controls
3151 def IsCoherentOrientation2D(self):
3152 return self.editor.IsCoherentOrientation2D()
3154 ## Find the node closest to a point and moves it to a point location
3155 # @param x the X coordinate of a point
3156 # @param y the Y coordinate of a point
3157 # @param z the Z coordinate of a point
3158 # @return the ID of a moved node
3159 # @ingroup l2_modif_edit
3160 def MeshToPassThroughAPoint(self, x, y, z):
3161 return self.editor.MoveClosestNodeToPoint(x, y, z, -1)
3163 ## Replace two neighbour triangles sharing Node1-Node2 link
3164 # with the triangles built on the same 4 nodes but having other common link.
3165 # @param NodeID1 the ID of the first node
3166 # @param NodeID2 the ID of the second node
3167 # @return false if proper faces were not found
3168 # @ingroup l2_modif_cutquadr
3169 def InverseDiag(self, NodeID1, NodeID2):
3170 return self.editor.InverseDiag(NodeID1, NodeID2)
3172 ## Replace two neighbour triangles sharing Node1-Node2 link
3173 # with a quadrangle built on the same 4 nodes.
3174 # @param NodeID1 the ID of the first node
3175 # @param NodeID2 the ID of the second node
3176 # @return false if proper faces were not found
3177 # @ingroup l2_modif_unitetri
3178 def DeleteDiag(self, NodeID1, NodeID2):
3179 return self.editor.DeleteDiag(NodeID1, NodeID2)
3181 ## Reorient elements by ids
3182 # @param IDsOfElements if undefined reorients all mesh elements
3183 # @return True if succeed else False
3184 # @ingroup l2_modif_changori
3185 def Reorient(self, IDsOfElements=None):
3186 if IDsOfElements == None:
3187 IDsOfElements = self.GetElementsId()
3188 return self.editor.Reorient(IDsOfElements)
3190 ## Reorient all elements of the object
3191 # @param theObject mesh, submesh or group
3192 # @return True if succeed else False
3193 # @ingroup l2_modif_changori
3194 def ReorientObject(self, theObject):
3195 if ( isinstance( theObject, Mesh )):
3196 theObject = theObject.GetMesh()
3197 return self.editor.ReorientObject(theObject)
3199 ## Reorient faces contained in \a the2DObject.
3200 # @param the2DObject is a mesh, sub-mesh, group or list of IDs of 2D elements
3201 # @param theDirection is a desired direction of normal of \a theFace.
3202 # It can be either a GEOM vector or a list of coordinates [x,y,z].
3203 # @param theFaceOrPoint defines a face of \a the2DObject whose normal will be
3204 # compared with theDirection. It can be either ID of face or a point
3205 # by which the face will be found. The point can be given as either
3206 # a GEOM vertex or a list of point coordinates.
3207 # @return number of reoriented faces
3208 # @ingroup l2_modif_changori
3209 def Reorient2D(self, the2DObject, theDirection, theFaceOrPoint ):
3210 unRegister = genObjUnRegister()
3212 if isinstance( the2DObject, Mesh ):
3213 the2DObject = the2DObject.GetMesh()
3214 if isinstance( the2DObject, list ):
3215 the2DObject = self.GetIDSource( the2DObject, SMESH.FACE )
3216 unRegister.set( the2DObject )
3217 # check theDirection
3218 if isinstance( theDirection, geomBuilder.GEOM._objref_GEOM_Object):
3219 theDirection = self.smeshpyD.GetDirStruct( theDirection )
3220 if isinstance( theDirection, list ):
3221 theDirection = self.smeshpyD.MakeDirStruct( *theDirection )
3222 # prepare theFace and thePoint
3223 theFace = theFaceOrPoint
3224 thePoint = PointStruct(0,0,0)
3225 if isinstance( theFaceOrPoint, geomBuilder.GEOM._objref_GEOM_Object):
3226 thePoint = self.smeshpyD.GetPointStruct( theFaceOrPoint )
3228 if isinstance( theFaceOrPoint, list ):
3229 thePoint = PointStruct( *theFaceOrPoint )
3231 if isinstance( theFaceOrPoint, PointStruct ):
3232 thePoint = theFaceOrPoint
3234 return self.editor.Reorient2D( the2DObject, theDirection, theFace, thePoint )
3236 ## Reorient faces according to adjacent volumes.
3237 # @param the2DObject is a mesh, sub-mesh, group or list of
3238 # either IDs of faces or face groups.
3239 # @param the3DObject is a mesh, sub-mesh, group or list of IDs of volumes.
3240 # @param theOutsideNormal to orient faces to have their normals
3241 # pointing either \a outside or \a inside the adjacent volumes.
3242 # @return number of reoriented faces.
3243 # @ingroup l2_modif_changori
3244 def Reorient2DBy3D(self, the2DObject, the3DObject, theOutsideNormal=True ):
3245 unRegister = genObjUnRegister()
3247 if not isinstance( the2DObject, list ):
3248 the2DObject = [ the2DObject ]
3249 elif the2DObject and isinstance( the2DObject[0], int ):
3250 the2DObject = self.GetIDSource( the2DObject, SMESH.FACE )
3251 unRegister.set( the2DObject )
3252 the2DObject = [ the2DObject ]
3253 for i,obj2D in enumerate( the2DObject ):
3254 if isinstance( obj2D, Mesh ):
3255 the2DObject[i] = obj2D.GetMesh()
3256 if isinstance( obj2D, list ):
3257 the2DObject[i] = self.GetIDSource( obj2D, SMESH.FACE )
3258 unRegister.set( the2DObject[i] )
3260 if isinstance( the3DObject, Mesh ):
3261 the3DObject = the3DObject.GetMesh()
3262 if isinstance( the3DObject, list ):
3263 the3DObject = self.GetIDSource( the3DObject, SMESH.VOLUME )
3264 unRegister.set( the3DObject )
3265 return self.editor.Reorient2DBy3D( the2DObject, the3DObject, theOutsideNormal )
3267 ## Fuse the neighbouring triangles into quadrangles.
3268 # @param IDsOfElements The triangles to be fused.
3269 # @param theCriterion a numerical functor, in terms of enum SMESH.FunctorType, used to
3270 # applied to possible quadrangles to choose a neighbour to fuse with.
3271 # Type SMESH.FunctorType._items in the Python Console to see all items.
3272 # Note that not all items correspond to numerical functors.
3273 # @param MaxAngle is the maximum angle between element normals at which the fusion
3274 # is still performed; theMaxAngle is measured in radians.
3275 # Also it could be a name of variable which defines angle in degrees.
3276 # @return TRUE in case of success, FALSE otherwise.
3277 # @ingroup l2_modif_unitetri
3278 def TriToQuad(self, IDsOfElements, theCriterion, MaxAngle):
3279 MaxAngle,Parameters,hasVars = ParseAngles(MaxAngle)
3280 self.mesh.SetParameters(Parameters)
3281 if not IDsOfElements:
3282 IDsOfElements = self.GetElementsId()
3283 Functor = self.smeshpyD.GetFunctor(theCriterion)
3284 return self.editor.TriToQuad(IDsOfElements, Functor, MaxAngle)
3286 ## Fuse the neighbouring triangles of the object into quadrangles
3287 # @param theObject is mesh, submesh or group
3288 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType,
3289 # applied to possible quadrangles to choose a neighbour to fuse with.
3290 # Type SMESH.FunctorType._items in the Python Console to see all items.
3291 # Note that not all items correspond to numerical functors.
3292 # @param MaxAngle a max angle between element normals at which the fusion
3293 # is still performed; theMaxAngle is measured in radians.
3294 # @return TRUE in case of success, FALSE otherwise.
3295 # @ingroup l2_modif_unitetri
3296 def TriToQuadObject (self, theObject, theCriterion, MaxAngle):
3297 MaxAngle,Parameters,hasVars = ParseAngles(MaxAngle)
3298 self.mesh.SetParameters(Parameters)
3299 if isinstance( theObject, Mesh ):
3300 theObject = theObject.GetMesh()
3301 Functor = self.smeshpyD.GetFunctor(theCriterion)
3302 return self.editor.TriToQuadObject(theObject, Functor, MaxAngle)
3304 ## Split quadrangles into triangles.
3305 # @param IDsOfElements the faces to be split.
3306 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
3307 # choose a diagonal for splitting. If @a theCriterion is None, which is a default
3308 # value, then quadrangles will be split by the smallest diagonal.
3309 # Type SMESH.FunctorType._items in the Python Console to see all items.
3310 # Note that not all items correspond to numerical functors.
3311 # @return TRUE in case of success, FALSE otherwise.
3312 # @ingroup l2_modif_cutquadr
3313 def QuadToTri (self, IDsOfElements, theCriterion = None):
3314 if IDsOfElements == []:
3315 IDsOfElements = self.GetElementsId()
3316 if theCriterion is None:
3317 theCriterion = FT_MaxElementLength2D
3318 Functor = self.smeshpyD.GetFunctor(theCriterion)
3319 return self.editor.QuadToTri(IDsOfElements, Functor)
3321 ## Split quadrangles into triangles.
3322 # @param theObject the object from which the list of elements is taken,
3323 # this is mesh, submesh or group
3324 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
3325 # choose a diagonal for splitting. If @a theCriterion is None, which is a default
3326 # value, then quadrangles will be split by the smallest diagonal.
3327 # Type SMESH.FunctorType._items in the Python Console to see all items.
3328 # Note that not all items correspond to numerical functors.
3329 # @return TRUE in case of success, FALSE otherwise.
3330 # @ingroup l2_modif_cutquadr
3331 def QuadToTriObject (self, theObject, theCriterion = None):
3332 if ( isinstance( theObject, Mesh )):
3333 theObject = theObject.GetMesh()
3334 if theCriterion is None:
3335 theCriterion = FT_MaxElementLength2D
3336 Functor = self.smeshpyD.GetFunctor(theCriterion)
3337 return self.editor.QuadToTriObject(theObject, Functor)
3339 ## Split each of given quadrangles into 4 triangles. A node is added at the center of
3341 # @param theElements the faces to be split. This can be either mesh, sub-mesh,
3342 # group or a list of face IDs. By default all quadrangles are split
3343 # @ingroup l2_modif_cutquadr
3344 def QuadTo4Tri (self, theElements=[]):
3345 unRegister = genObjUnRegister()
3346 if isinstance( theElements, Mesh ):
3347 theElements = theElements.mesh
3348 elif not theElements:
3349 theElements = self.mesh
3350 elif isinstance( theElements, list ):
3351 theElements = self.GetIDSource( theElements, SMESH.FACE )
3352 unRegister.set( theElements )
3353 return self.editor.QuadTo4Tri( theElements )
3355 ## Split quadrangles into triangles.
3356 # @param IDsOfElements the faces to be split
3357 # @param Diag13 is used to choose a diagonal for splitting.
3358 # @return TRUE in case of success, FALSE otherwise.
3359 # @ingroup l2_modif_cutquadr
3360 def SplitQuad (self, IDsOfElements, Diag13):
3361 if IDsOfElements == []:
3362 IDsOfElements = self.GetElementsId()
3363 return self.editor.SplitQuad(IDsOfElements, Diag13)
3365 ## Split quadrangles into triangles.
3366 # @param theObject the object from which the list of elements is taken,
3367 # this is mesh, submesh or group
3368 # @param Diag13 is used to choose a diagonal for splitting.
3369 # @return TRUE in case of success, FALSE otherwise.
3370 # @ingroup l2_modif_cutquadr
3371 def SplitQuadObject (self, theObject, Diag13):
3372 if ( isinstance( theObject, Mesh )):
3373 theObject = theObject.GetMesh()
3374 return self.editor.SplitQuadObject(theObject, Diag13)
3376 ## Find a better splitting of the given quadrangle.
3377 # @param IDOfQuad the ID of the quadrangle to be split.
3378 # @param theCriterion is a numerical functor, in terms of enum SMESH.FunctorType, used to
3379 # choose a diagonal for splitting.
3380 # Type SMESH.FunctorType._items in the Python Console to see all items.
3381 # Note that not all items correspond to numerical functors.
3382 # @return 1 if 1-3 diagonal is better, 2 if 2-4
3383 # diagonal is better, 0 if error occurs.
3384 # @ingroup l2_modif_cutquadr
3385 def BestSplit (self, IDOfQuad, theCriterion):
3386 return self.editor.BestSplit(IDOfQuad, self.smeshpyD.GetFunctor(theCriterion))
3388 ## Split volumic elements into tetrahedrons
3389 # @param elems either a list of elements or a mesh or a group or a submesh or a filter
3390 # @param method flags passing splitting method:
3391 # smesh.Hex_5Tet, smesh.Hex_6Tet, smesh.Hex_24Tet.
3392 # smesh.Hex_5Tet - to split the hexahedron into 5 tetrahedrons, etc.
3393 # @ingroup l2_modif_cutquadr
3394 def SplitVolumesIntoTetra(self, elems, method=smeshBuilder.Hex_5Tet ):
3395 unRegister = genObjUnRegister()
3396 if isinstance( elems, Mesh ):
3397 elems = elems.GetMesh()
3398 if ( isinstance( elems, list )):
3399 elems = self.editor.MakeIDSource(elems, SMESH.VOLUME)
3400 unRegister.set( elems )
3401 self.editor.SplitVolumesIntoTetra(elems, method)
3404 ## Split bi-quadratic elements into linear ones without creation of additional nodes:
3405 # - bi-quadratic triangle will be split into 3 linear quadrangles;
3406 # - bi-quadratic quadrangle will be split into 4 linear quadrangles;
3407 # - tri-quadratic hexahedron will be split into 8 linear hexahedra.
3408 # Quadratic elements of lower dimension adjacent to the split bi-quadratic element
3409 # will be split in order to keep the mesh conformal.
3410 # @param elems - elements to split: sub-meshes, groups, filters or element IDs;
3411 # if None (default), all bi-quadratic elements will be split
3412 # @ingroup l2_modif_cutquadr
3413 def SplitBiQuadraticIntoLinear(self, elems=None):
3414 unRegister = genObjUnRegister()
3415 if elems and isinstance( elems, list ) and isinstance( elems[0], int ):
3416 elems = self.editor.MakeIDSource(elems, SMESH.ALL)
3417 unRegister.set( elems )
3419 elems = [ self.GetMesh() ]
3420 if isinstance( elems, Mesh ):
3421 elems = [ elems.GetMesh() ]
3422 if not isinstance( elems, list ):
3424 self.editor.SplitBiQuadraticIntoLinear( elems )
3426 ## Split hexahedra into prisms
3427 # @param elems either a list of elements or a mesh or a group or a submesh or a filter
3428 # @param startHexPoint a point used to find a hexahedron for which @a facetNormal
3429 # gives a normal vector defining facets to split into triangles.
3430 # @a startHexPoint can be either a triple of coordinates or a vertex.
3431 # @param facetNormal a normal to a facet to split into triangles of a
3432 # hexahedron found by @a startHexPoint.
3433 # @a facetNormal can be either a triple of coordinates or an edge.
3434 # @param method flags passing splitting method: smesh.Hex_2Prisms, smesh.Hex_4Prisms.
3435 # smesh.Hex_2Prisms - to split the hexahedron into 2 prisms, etc.
3436 # @param allDomains if @c False, only hexahedra adjacent to one closest
3437 # to @a startHexPoint are split, else @a startHexPoint
3438 # is used to find the facet to split in all domains present in @a elems.
3439 # @ingroup l2_modif_cutquadr
3440 def SplitHexahedraIntoPrisms(self, elems, startHexPoint, facetNormal,
3441 method=smeshBuilder.Hex_2Prisms, allDomains=False ):
3443 unRegister = genObjUnRegister()
3444 if isinstance( elems, Mesh ):
3445 elems = elems.GetMesh()
3446 if ( isinstance( elems, list )):
3447 elems = self.editor.MakeIDSource(elems, SMESH.VOLUME)
3448 unRegister.set( elems )
3451 if isinstance( startHexPoint, geomBuilder.GEOM._objref_GEOM_Object):
3452 startHexPoint = self.smeshpyD.GetPointStruct( startHexPoint )
3453 elif isinstance( startHexPoint, list ):
3454 startHexPoint = SMESH.PointStruct( startHexPoint[0],
3457 if isinstance( facetNormal, geomBuilder.GEOM._objref_GEOM_Object):
3458 facetNormal = self.smeshpyD.GetDirStruct( facetNormal )
3459 elif isinstance( facetNormal, list ):
3460 facetNormal = self.smeshpyD.MakeDirStruct( facetNormal[0],
3463 self.mesh.SetParameters( startHexPoint.parameters + facetNormal.PS.parameters )
3465 self.editor.SplitHexahedraIntoPrisms(elems, startHexPoint, facetNormal, method, allDomains)
3467 ## Split quadrangle faces near triangular facets of volumes
3469 # @ingroup l2_modif_cutquadr
3470 def SplitQuadsNearTriangularFacets(self):
3471 faces_array = self.GetElementsByType(SMESH.FACE)
3472 for face_id in faces_array:
3473 if self.GetElemNbNodes(face_id) == 4: # quadrangle
3474 quad_nodes = self.mesh.GetElemNodes(face_id)
3475 node1_elems = self.GetNodeInverseElements(quad_nodes[1 -1])
3476 isVolumeFound = False
3477 for node1_elem in node1_elems:
3478 if not isVolumeFound:
3479 if self.GetElementType(node1_elem, True) == SMESH.VOLUME:
3480 nb_nodes = self.GetElemNbNodes(node1_elem)
3481 if 3 < nb_nodes and nb_nodes < 7: # tetra or penta, or prism
3482 volume_elem = node1_elem
3483 volume_nodes = self.mesh.GetElemNodes(volume_elem)
3484 if volume_nodes.count(quad_nodes[2 -1]) > 0: # 1,2
3485 if volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,2,4
3486 isVolumeFound = True
3487 if volume_nodes.count(quad_nodes[3 -1]) == 0: # 1,2,4 & !3
3488 self.SplitQuad([face_id], False) # diagonal 2-4
3489 elif volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,2,3 & !4
3490 isVolumeFound = True
3491 self.SplitQuad([face_id], True) # diagonal 1-3
3492 elif volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,4 & !2
3493 if volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,4,3 & !2
3494 isVolumeFound = True
3495 self.SplitQuad([face_id], True) # diagonal 1-3
3497 ## @brief Splits hexahedrons into tetrahedrons.
3499 # This operation uses pattern mapping functionality for splitting.
3500 # @param theObject the object from which the list of hexahedrons is taken; this is mesh, submesh or group.
3501 # @param theNode000,theNode001 within the range [0,7]; gives the orientation of the
3502 # pattern relatively each hexahedron: the (0,0,0) key-point of the pattern
3503 # will be mapped into <VAR>theNode000</VAR>-th node of each volume, the (0,0,1)
3504 # key-point will be mapped into <VAR>theNode001</VAR>-th node of each volume.
3505 # The (0,0,0) key-point of the used pattern corresponds to a non-split corner.
3506 # @return TRUE in case of success, FALSE otherwise.
3507 # @ingroup l2_modif_cutquadr
3508 def SplitHexaToTetras (self, theObject, theNode000, theNode001):
3509 # Pattern: 5.---------.6
3514 # (0,0,1) 4.---------.7 * |
3521 # (0,0,0) 0.---------.3
3522 pattern_tetra = "!!! Nb of points: \n 8 \n\
3532 !!! Indices of points of 6 tetras: \n\
3540 pattern = self.smeshpyD.GetPattern()
3541 isDone = pattern.LoadFromFile(pattern_tetra)
3543 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
3546 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
3547 isDone = pattern.MakeMesh(self.mesh, False, False)
3548 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
3550 # split quafrangle faces near triangular facets of volumes
3551 self.SplitQuadsNearTriangularFacets()
3555 ## @brief Split hexahedrons into prisms.
3557 # Uses the pattern mapping functionality for splitting.
3558 # @param theObject the object (mesh, submesh or group) from where the list of hexahedrons is taken;
3559 # @param theNode000,theNode001 (within the range [0,7]) gives the orientation of the
3560 # pattern relatively each hexahedron: keypoint (0,0,0) of the pattern
3561 # will be mapped into the <VAR>theNode000</VAR>-th node of each volume, keypoint (0,0,1)
3562 # will be mapped into the <VAR>theNode001</VAR>-th node of each volume.
3563 # Edge (0,0,0)-(0,0,1) of used pattern connects two not split corners.
3564 # @return TRUE in case of success, FALSE otherwise.
3565 # @ingroup l2_modif_cutquadr
3566 def SplitHexaToPrisms (self, theObject, theNode000, theNode001):
3567 # Pattern: 5.---------.6
3572 # (0,0,1) 4.---------.7 |
3579 # (0,0,0) 0.---------.3
3580 pattern_prism = "!!! Nb of points: \n 8 \n\
3590 !!! Indices of points of 2 prisms: \n\
3594 pattern = self.smeshpyD.GetPattern()
3595 isDone = pattern.LoadFromFile(pattern_prism)
3597 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
3600 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
3601 isDone = pattern.MakeMesh(self.mesh, False, False)
3602 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
3604 # Split quafrangle faces near triangular facets of volumes
3605 self.SplitQuadsNearTriangularFacets()
3610 # @param IDsOfElements the list if ids of elements to smooth
3611 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3612 # Note that nodes built on edges and boundary nodes are always fixed.
3613 # @param MaxNbOfIterations the maximum number of iterations
3614 # @param MaxAspectRatio varies in range [1.0, inf]
3615 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3616 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3617 # @return TRUE in case of success, FALSE otherwise.
3618 # @ingroup l2_modif_smooth
3619 def Smooth(self, IDsOfElements, IDsOfFixedNodes,
3620 MaxNbOfIterations, MaxAspectRatio, Method):
3621 if IDsOfElements == []:
3622 IDsOfElements = self.GetElementsId()
3623 MaxNbOfIterations,MaxAspectRatio,Parameters,hasVars = ParseParameters(MaxNbOfIterations,MaxAspectRatio)
3624 self.mesh.SetParameters(Parameters)
3625 return self.editor.Smooth(IDsOfElements, IDsOfFixedNodes,
3626 MaxNbOfIterations, MaxAspectRatio, Method)
3628 ## Smooth elements which belong to the given object
3629 # @param theObject the object to smooth
3630 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3631 # Note that nodes built on edges and boundary nodes are always fixed.
3632 # @param MaxNbOfIterations the maximum number of iterations
3633 # @param MaxAspectRatio varies in range [1.0, inf]
3634 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3635 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3636 # @return TRUE in case of success, FALSE otherwise.
3637 # @ingroup l2_modif_smooth
3638 def SmoothObject(self, theObject, IDsOfFixedNodes,
3639 MaxNbOfIterations, MaxAspectRatio, Method):
3640 if ( isinstance( theObject, Mesh )):
3641 theObject = theObject.GetMesh()
3642 return self.editor.SmoothObject(theObject, IDsOfFixedNodes,
3643 MaxNbOfIterations, MaxAspectRatio, Method)
3645 ## Parametrically smooth the given elements
3646 # @param IDsOfElements the list if ids of elements to smooth
3647 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3648 # Note that nodes built on edges and boundary nodes are always fixed.
3649 # @param MaxNbOfIterations the maximum number of iterations
3650 # @param MaxAspectRatio varies in range [1.0, inf]
3651 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3652 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3653 # @return TRUE in case of success, FALSE otherwise.
3654 # @ingroup l2_modif_smooth
3655 def SmoothParametric(self, IDsOfElements, IDsOfFixedNodes,
3656 MaxNbOfIterations, MaxAspectRatio, Method):
3657 if IDsOfElements == []:
3658 IDsOfElements = self.GetElementsId()
3659 MaxNbOfIterations,MaxAspectRatio,Parameters,hasVars = ParseParameters(MaxNbOfIterations,MaxAspectRatio)
3660 self.mesh.SetParameters(Parameters)
3661 return self.editor.SmoothParametric(IDsOfElements, IDsOfFixedNodes,
3662 MaxNbOfIterations, MaxAspectRatio, Method)
3664 ## Parametrically smooth the elements which belong to the given object
3665 # @param theObject the object to smooth
3666 # @param IDsOfFixedNodes the list of ids of fixed nodes.
3667 # Note that nodes built on edges and boundary nodes are always fixed.
3668 # @param MaxNbOfIterations the maximum number of iterations
3669 # @param MaxAspectRatio varies in range [1.0, inf]
3670 # @param Method is either Laplacian (smesh.LAPLACIAN_SMOOTH)
3671 # or Centroidal (smesh.CENTROIDAL_SMOOTH)
3672 # @return TRUE in case of success, FALSE otherwise.
3673 # @ingroup l2_modif_smooth
3674 def SmoothParametricObject(self, theObject, IDsOfFixedNodes,
3675 MaxNbOfIterations, MaxAspectRatio, Method):
3676 if ( isinstance( theObject, Mesh )):
3677 theObject = theObject.GetMesh()
3678 return self.editor.SmoothParametricObject(theObject, IDsOfFixedNodes,
3679 MaxNbOfIterations, MaxAspectRatio, Method)
3681 ## Convert the mesh to quadratic or bi-quadratic, deletes old elements, replacing
3682 # them with quadratic with the same id.
3683 # @param theForce3d new node creation method:
3684 # 0 - the medium node lies at the geometrical entity from which the mesh element is built
3685 # 1 - the medium node lies at the middle of the line segments connecting two nodes of a mesh element
3686 # @param theSubMesh a group or a sub-mesh to convert; WARNING: in this case the mesh can become not conformal
3687 # @param theToBiQuad If True, converts the mesh to bi-quadratic
3688 # @return SMESH.ComputeError which can hold a warning
3689 # @ingroup l2_modif_tofromqu
3690 def ConvertToQuadratic(self, theForce3d=False, theSubMesh=None, theToBiQuad=False):
3691 if isinstance( theSubMesh, Mesh ):
3692 theSubMesh = theSubMesh.mesh
3694 self.editor.ConvertToBiQuadratic(theForce3d,theSubMesh)
3697 self.editor.ConvertToQuadraticObject(theForce3d,theSubMesh)
3699 self.editor.ConvertToQuadratic(theForce3d)
3700 error = self.editor.GetLastError()
3701 if error and error.comment:
3705 ## Convert the mesh from quadratic to ordinary,
3706 # deletes old quadratic elements, \n replacing
3707 # them with ordinary mesh elements with the same id.
3708 # @param theSubMesh a group or a sub-mesh to convert; WARNING: in this case the mesh can become not conformal
3709 # @ingroup l2_modif_tofromqu
3710 def ConvertFromQuadratic(self, theSubMesh=None):
3712 self.editor.ConvertFromQuadraticObject(theSubMesh)
3714 return self.editor.ConvertFromQuadratic()
3716 ## Create 2D mesh as skin on boundary faces of a 3D mesh
3717 # @return TRUE if operation has been completed successfully, FALSE otherwise
3718 # @ingroup l2_modif_add
3719 def Make2DMeshFrom3D(self):
3720 return self.editor.Make2DMeshFrom3D()
3722 ## Create missing boundary elements
3723 # @param elements - elements whose boundary is to be checked:
3724 # mesh, group, sub-mesh or list of elements
3725 # if elements is mesh, it must be the mesh whose MakeBoundaryMesh() is called
3726 # @param dimension - defines type of boundary elements to create, either of
3727 # { SMESH.BND_2DFROM3D, SMESH.BND_1DFROM3D, SMESH.BND_1DFROM2D }
3728 # SMESH.BND_1DFROM3D create mesh edges on all borders of free facets of 3D cells
3729 # @param groupName - a name of group to store created boundary elements in,
3730 # "" means not to create the group
3731 # @param meshName - a name of new mesh to store created boundary elements in,
3732 # "" means not to create the new mesh
3733 # @param toCopyElements - if true, the checked elements will be copied into
3734 # the new mesh else only boundary elements will be copied into the new mesh
3735 # @param toCopyExistingBondary - if true, not only new but also pre-existing
3736 # boundary elements will be copied into the new mesh
3737 # @return tuple (mesh, group) where boundary elements were added to
3738 # @ingroup l2_modif_add
3739 def MakeBoundaryMesh(self, elements, dimension=SMESH.BND_2DFROM3D, groupName="", meshName="",
3740 toCopyElements=False, toCopyExistingBondary=False):
3741 unRegister = genObjUnRegister()
3742 if isinstance( elements, Mesh ):
3743 elements = elements.GetMesh()
3744 if ( isinstance( elements, list )):
3745 elemType = SMESH.ALL
3746 if elements: elemType = self.GetElementType( elements[0], iselem=True)
3747 elements = self.editor.MakeIDSource(elements, elemType)
3748 unRegister.set( elements )
3749 mesh, group = self.editor.MakeBoundaryMesh(elements,dimension,groupName,meshName,
3750 toCopyElements,toCopyExistingBondary)
3751 if mesh: mesh = self.smeshpyD.Mesh(mesh)
3755 # @brief Create missing boundary elements around either the whole mesh or
3756 # groups of elements
3757 # @param dimension - defines type of boundary elements to create, either of
3758 # { SMESH.BND_2DFROM3D, SMESH.BND_1DFROM3D, SMESH.BND_1DFROM2D }
3759 # @param groupName - a name of group to store all boundary elements in,
3760 # "" means not to create the group
3761 # @param meshName - a name of a new mesh, which is a copy of the initial
3762 # mesh + created boundary elements; "" means not to create the new mesh
3763 # @param toCopyAll - if true, the whole initial mesh will be copied into
3764 # the new mesh else only boundary elements will be copied into the new mesh
3765 # @param groups - groups of elements to make boundary around
3766 # @retval tuple( long, mesh, groups )
3767 # long - number of added boundary elements
3768 # mesh - the mesh where elements were added to
3769 # group - the group of boundary elements or None
3771 # @ingroup l2_modif_add
3772 def MakeBoundaryElements(self, dimension=SMESH.BND_2DFROM3D, groupName="", meshName="",
3773 toCopyAll=False, groups=[]):
3774 nb, mesh, group = self.editor.MakeBoundaryElements(dimension,groupName,meshName,
3776 if mesh: mesh = self.smeshpyD.Mesh(mesh)
3777 return nb, mesh, group
3779 ## Renumber mesh nodes (Obsolete, does nothing)
3780 # @ingroup l2_modif_renumber
3781 def RenumberNodes(self):
3782 self.editor.RenumberNodes()
3784 ## Renumber mesh elements (Obsole, does nothing)
3785 # @ingroup l2_modif_renumber
3786 def RenumberElements(self):
3787 self.editor.RenumberElements()
3789 ## Private method converting \a arg into a list of SMESH_IdSource's
3790 def _getIdSourceList(self, arg, idType, unRegister):
3791 if arg and isinstance( arg, list ):
3792 if isinstance( arg[0], int ):
3793 arg = self.GetIDSource( arg, idType )
3794 unRegister.set( arg )
3795 elif isinstance( arg[0], Mesh ):
3796 arg[0] = arg[0].GetMesh()
3797 elif isinstance( arg, Mesh ):
3799 if arg and isinstance( arg, SMESH._objref_SMESH_IDSource ):
3803 ## Generate new elements by rotation of the given elements and nodes around the axis
3804 # @param nodes - nodes to revolve: a list including ids, groups, sub-meshes or a mesh
3805 # @param edges - edges to revolve: a list including ids, groups, sub-meshes or a mesh
3806 # @param faces - faces to revolve: a list including ids, groups, sub-meshes or a mesh
3807 # @param Axis the axis of rotation: AxisStruct, line (geom object) or [x,y,z,dx,dy,dz]
3808 # @param AngleInRadians the angle of Rotation (in radians) or a name of variable
3809 # which defines angle in degrees
3810 # @param NbOfSteps the number of steps
3811 # @param Tolerance tolerance
3812 # @param MakeGroups forces the generation of new groups from existing ones
3813 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3814 # of all steps, else - size of each step
3815 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3816 # @ingroup l2_modif_extrurev
3817 def RotationSweepObjects(self, nodes, edges, faces, Axis, AngleInRadians, NbOfSteps, Tolerance,
3818 MakeGroups=False, TotalAngle=False):
3819 unRegister = genObjUnRegister()
3820 nodes = self._getIdSourceList( nodes, SMESH.NODE, unRegister )
3821 edges = self._getIdSourceList( edges, SMESH.EDGE, unRegister )
3822 faces = self._getIdSourceList( faces, SMESH.FACE, unRegister )
3824 if isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object):
3825 Axis = self.smeshpyD.GetAxisStruct( Axis )
3826 if isinstance( Axis, list ):
3827 Axis = SMESH.AxisStruct( *Axis )
3829 AngleInRadians,AngleParameters,hasVars = ParseAngles(AngleInRadians)
3830 NbOfSteps,Tolerance,Parameters,hasVars = ParseParameters(NbOfSteps,Tolerance)
3831 Parameters = Axis.parameters + var_separator + AngleParameters + var_separator + Parameters
3832 self.mesh.SetParameters(Parameters)
3833 if TotalAngle and NbOfSteps:
3834 AngleInRadians /= NbOfSteps
3835 return self.editor.RotationSweepObjects( nodes, edges, faces,
3836 Axis, AngleInRadians,
3837 NbOfSteps, Tolerance, MakeGroups)
3839 ## Generate new elements by rotation of the elements around the axis
3840 # @param IDsOfElements the list of ids of elements to sweep
3841 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3842 # @param AngleInRadians the angle of Rotation (in radians) or a name of variable which defines angle in degrees
3843 # @param NbOfSteps the number of steps
3844 # @param Tolerance tolerance
3845 # @param MakeGroups forces the generation of new groups from existing ones
3846 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3847 # of all steps, else - size of each step
3848 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3849 # @ingroup l2_modif_extrurev
3850 def RotationSweep(self, IDsOfElements, Axis, AngleInRadians, NbOfSteps, Tolerance,
3851 MakeGroups=False, TotalAngle=False):
3852 return self.RotationSweepObjects([], IDsOfElements, IDsOfElements, Axis,
3853 AngleInRadians, NbOfSteps, Tolerance,
3854 MakeGroups, TotalAngle)
3856 ## Generate new elements by rotation of the elements of object around the axis
3857 # @param theObject object which elements should be sweeped.
3858 # It can be a mesh, a sub mesh or a group.
3859 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3860 # @param AngleInRadians the angle of Rotation
3861 # @param NbOfSteps number of steps
3862 # @param Tolerance tolerance
3863 # @param MakeGroups forces the generation of new groups from existing ones
3864 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3865 # of all steps, else - size of each step
3866 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3867 # @ingroup l2_modif_extrurev
3868 def RotationSweepObject(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
3869 MakeGroups=False, TotalAngle=False):
3870 return self.RotationSweepObjects( [], theObject, theObject, Axis,
3871 AngleInRadians, NbOfSteps, Tolerance,
3872 MakeGroups, TotalAngle )
3874 ## Generate new elements by rotation of the elements of object around the axis
3875 # @param theObject object which elements should be sweeped.
3876 # It can be a mesh, a sub mesh or a group.
3877 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3878 # @param AngleInRadians the angle of Rotation
3879 # @param NbOfSteps number of steps
3880 # @param Tolerance tolerance
3881 # @param MakeGroups forces the generation of new groups from existing ones
3882 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3883 # of all steps, else - size of each step
3884 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3885 # @ingroup l2_modif_extrurev
3886 def RotationSweepObject1D(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
3887 MakeGroups=False, TotalAngle=False):
3888 return self.RotationSweepObjects([],theObject,[], Axis,
3889 AngleInRadians, NbOfSteps, Tolerance,
3890 MakeGroups, TotalAngle)
3892 ## Generate new elements by rotation of the elements of object around the axis
3893 # @param theObject object which elements should be sweeped.
3894 # It can be a mesh, a sub mesh or a group.
3895 # @param Axis the axis of rotation, AxisStruct or line(geom object)
3896 # @param AngleInRadians the angle of Rotation
3897 # @param NbOfSteps number of steps
3898 # @param Tolerance tolerance
3899 # @param MakeGroups forces the generation of new groups from existing ones
3900 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
3901 # of all steps, else - size of each step
3902 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3903 # @ingroup l2_modif_extrurev
3904 def RotationSweepObject2D(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
3905 MakeGroups=False, TotalAngle=False):
3906 return self.RotationSweepObjects([],[],theObject, Axis, AngleInRadians,
3907 NbOfSteps, Tolerance, MakeGroups, TotalAngle)
3909 ## Generate new elements by extrusion of the given elements and nodes
3910 # @param nodes nodes to extrude: a list including ids, groups, sub-meshes or a mesh
3911 # @param edges edges to extrude: a list including ids, groups, sub-meshes or a mesh
3912 # @param faces faces to extrude: a list including ids, groups, sub-meshes or a mesh
3913 # @param StepVector vector or DirStruct or 3 vector components, defining
3914 # the direction and value of extrusion for one step (the total extrusion
3915 # length will be NbOfSteps * ||StepVector||)
3916 # @param NbOfSteps the number of steps
3917 # @param MakeGroups forces the generation of new groups from existing ones
3918 # @param scaleFactors optional scale factors to apply during extrusion
3919 # @param linearVariation if @c True, scaleFactors are spread over all @a scaleFactors,
3920 # else scaleFactors[i] is applied to nodes at the i-th extrusion step
3921 # @param basePoint optional scaling center; if not provided, a gravity center of
3922 # nodes and elements being extruded is used as the scaling center.
3924 # - a list of tree components of the point or
3927 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3928 # @ingroup l2_modif_extrurev
3929 # @ref tui_extrusion example
3930 def ExtrusionSweepObjects(self, nodes, edges, faces, StepVector, NbOfSteps, MakeGroups=False,
3931 scaleFactors=[], linearVariation=False, basePoint=[] ):
3932 unRegister = genObjUnRegister()
3933 nodes = self._getIdSourceList( nodes, SMESH.NODE, unRegister )
3934 edges = self._getIdSourceList( edges, SMESH.EDGE, unRegister )
3935 faces = self._getIdSourceList( faces, SMESH.FACE, unRegister )
3937 if isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object):
3938 StepVector = self.smeshpyD.GetDirStruct(StepVector)
3939 if isinstance( StepVector, list ):
3940 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
3942 if isinstance( basePoint, int):
3943 xyz = self.GetNodeXYZ( basePoint )
3945 raise RuntimeError, "Invalid node ID: %s" % basePoint
3947 if isinstance( basePoint, geomBuilder.GEOM._objref_GEOM_Object ):
3948 basePoint = self.geompyD.PointCoordinates( basePoint )
3950 NbOfSteps,Parameters,hasVars = ParseParameters(NbOfSteps)
3951 Parameters = StepVector.PS.parameters + var_separator + Parameters
3952 self.mesh.SetParameters(Parameters)
3954 return self.editor.ExtrusionSweepObjects( nodes, edges, faces,
3955 StepVector, NbOfSteps,
3956 scaleFactors, linearVariation, basePoint,
3960 ## Generate new elements by extrusion of the elements with given ids
3961 # @param IDsOfElements the list of ids of elements or nodes for extrusion
3962 # @param StepVector vector or DirStruct or 3 vector components, defining
3963 # the direction and value of extrusion for one step (the total extrusion
3964 # length will be NbOfSteps * ||StepVector||)
3965 # @param NbOfSteps the number of steps
3966 # @param MakeGroups forces the generation of new groups from existing ones
3967 # @param IsNodes is True if elements with given ids are nodes
3968 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
3969 # @ingroup l2_modif_extrurev
3970 # @ref tui_extrusion example
3971 def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps, MakeGroups=False, IsNodes = False):
3973 if IsNodes: n = IDsOfElements
3974 else : e,f, = IDsOfElements,IDsOfElements
3975 return self.ExtrusionSweepObjects(n,e,f, StepVector, NbOfSteps, MakeGroups)
3977 ## Generate new elements by extrusion along the normal to a discretized surface or wire
3978 # @param Elements elements to extrude - a list including ids, groups, sub-meshes or a mesh.
3979 # Only faces can be extruded so far. A sub-mesh should be a sub-mesh on geom faces.
3980 # @param StepSize length of one extrusion step (the total extrusion
3981 # length will be \a NbOfSteps * \a StepSize ).
3982 # @param NbOfSteps number of extrusion steps.
3983 # @param ByAverageNormal if True each node is translated by \a StepSize
3984 # along the average of the normal vectors to the faces sharing the node;
3985 # else each node is translated along the same average normal till
3986 # intersection with the plane got by translation of the face sharing
3987 # the node along its own normal by \a StepSize.
3988 # @param UseInputElemsOnly to use only \a Elements when computing extrusion direction
3989 # for every node of \a Elements.
3990 # @param MakeGroups forces generation of new groups from existing ones.
3991 # @param Dim dimension of elements to extrude: 2 - faces or 1 - edges. Extrusion of edges
3992 # is not yet implemented. This parameter is used if \a Elements contains
3993 # both faces and edges, i.e. \a Elements is a Mesh.
3994 # @return the list of created groups (SMESH_GroupBase) if \a MakeGroups=True,
3995 # empty list otherwise.
3996 # @ingroup l2_modif_extrurev
3997 # @ref tui_extrusion example
3998 def ExtrusionByNormal(self, Elements, StepSize, NbOfSteps,
3999 ByAverageNormal=False, UseInputElemsOnly=True, MakeGroups=False, Dim = 2):
4000 unRegister = genObjUnRegister()
4001 if isinstance( Elements, Mesh ):
4002 Elements = [ Elements.GetMesh() ]
4003 if isinstance( Elements, list ):
4005 raise RuntimeError, "Elements empty!"
4006 if isinstance( Elements[0], int ):
4007 Elements = self.GetIDSource( Elements, SMESH.ALL )
4008 unRegister.set( Elements )
4009 if not isinstance( Elements, list ):
4010 Elements = [ Elements ]
4011 StepSize,NbOfSteps,Parameters,hasVars = ParseParameters(StepSize,NbOfSteps)
4012 self.mesh.SetParameters(Parameters)
4013 return self.editor.ExtrusionByNormal(Elements, StepSize, NbOfSteps,
4014 ByAverageNormal, UseInputElemsOnly, MakeGroups, Dim)
4016 ## Generate new elements by extrusion of the elements or nodes which belong to the object
4017 # @param theObject the object whose elements or nodes should be processed.
4018 # It can be a mesh, a sub-mesh or a group.
4019 # @param StepVector vector or DirStruct or 3 vector components, defining
4020 # the direction and value of extrusion for one step (the total extrusion
4021 # length will be NbOfSteps * ||StepVector||)
4022 # @param NbOfSteps the number of steps
4023 # @param MakeGroups forces the generation of new groups from existing ones
4024 # @param IsNodes is True if elements to extrude are nodes
4025 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4026 # @ingroup l2_modif_extrurev
4027 # @ref tui_extrusion example
4028 def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps, MakeGroups=False, IsNodes=False):
4030 if IsNodes: n = theObject
4031 else : e,f, = theObject,theObject
4032 return self.ExtrusionSweepObjects(n,e,f, StepVector, NbOfSteps, MakeGroups)
4034 ## Generate new elements by extrusion of edges which belong to the object
4035 # @param theObject object whose 1D elements should be processed.
4036 # It can be a mesh, a sub-mesh or a group.
4037 # @param StepVector vector or DirStruct or 3 vector components, defining
4038 # the direction and value of extrusion for one step (the total extrusion
4039 # length will be NbOfSteps * ||StepVector||)
4040 # @param NbOfSteps the number of steps
4041 # @param MakeGroups to generate new groups from existing ones
4042 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4043 # @ingroup l2_modif_extrurev
4044 # @ref tui_extrusion example
4045 def ExtrusionSweepObject1D(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
4046 return self.ExtrusionSweepObjects([],theObject,[], StepVector, NbOfSteps, MakeGroups)
4048 ## Generate new elements by extrusion of faces which belong to the object
4049 # @param theObject object whose 2D elements should be processed.
4050 # It can be a mesh, a sub-mesh or a group.
4051 # @param StepVector vector or DirStruct or 3 vector components, defining
4052 # the direction and value of extrusion for one step (the total extrusion
4053 # length will be NbOfSteps * ||StepVector||)
4054 # @param NbOfSteps the number of steps
4055 # @param MakeGroups forces the generation of new groups from existing ones
4056 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4057 # @ingroup l2_modif_extrurev
4058 # @ref tui_extrusion example
4059 def ExtrusionSweepObject2D(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
4060 return self.ExtrusionSweepObjects([],[],theObject, StepVector, NbOfSteps, MakeGroups)
4062 ## Generate new elements by extrusion of the elements with given ids
4063 # @param IDsOfElements is ids of elements
4064 # @param StepVector vector or DirStruct or 3 vector components, defining
4065 # the direction and value of extrusion for one step (the total extrusion
4066 # length will be NbOfSteps * ||StepVector||)
4067 # @param NbOfSteps the number of steps
4068 # @param ExtrFlags sets flags for extrusion
4069 # @param SewTolerance uses for comparing locations of nodes if flag
4070 # EXTRUSION_FLAG_SEW is set
4071 # @param MakeGroups forces the generation of new groups from existing ones
4072 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4073 # @ingroup l2_modif_extrurev
4074 def AdvancedExtrusion(self, IDsOfElements, StepVector, NbOfSteps,
4075 ExtrFlags, SewTolerance, MakeGroups=False):
4076 if isinstance( StepVector, geomBuilder.GEOM._objref_GEOM_Object):
4077 StepVector = self.smeshpyD.GetDirStruct(StepVector)
4078 if isinstance( StepVector, list ):
4079 StepVector = self.smeshpyD.MakeDirStruct(*StepVector)
4080 return self.editor.AdvancedExtrusion(IDsOfElements, StepVector, NbOfSteps,
4081 ExtrFlags, SewTolerance, MakeGroups)
4083 ## Generate new elements by extrusion of the given elements and nodes along the path.
4084 # The path of extrusion must be a meshed edge.
4085 # @param Nodes nodes to extrude: a list including ids, groups, sub-meshes or a mesh
4086 # @param Edges edges to extrude: a list including ids, groups, sub-meshes or a mesh
4087 # @param Faces faces to extrude: a list including ids, groups, sub-meshes or a mesh
4088 # @param PathMesh 1D mesh or 1D sub-mesh, along which proceeds the extrusion
4089 # @param PathShape shape (edge) defines the sub-mesh of PathMesh if PathMesh
4090 # contains not only path segments, else it can be None
4091 # @param NodeStart the first or the last node on the path. Defines the direction of extrusion
4092 # @param HasAngles allows the shape to be rotated around the path
4093 # to get the resulting mesh in a helical fashion
4094 # @param Angles list of angles
4095 # @param LinearVariation forces the computation of rotation angles as linear
4096 # variation of the given Angles along path steps
4097 # @param HasRefPoint allows using the reference point
4098 # @param RefPoint the point around which the shape is rotated (the mass center of the
4099 # shape by default). The User can specify any point as the Reference Point.
4100 # @param MakeGroups forces the generation of new groups from existing ones
4101 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error
4102 # @ingroup l2_modif_extrurev
4103 # @ref tui_extrusion_along_path example
4104 def ExtrusionAlongPathObjects(self, Nodes, Edges, Faces, PathMesh, PathShape=None,
4105 NodeStart=1, HasAngles=False, Angles=[], LinearVariation=False,
4106 HasRefPoint=False, RefPoint=[0,0,0], MakeGroups=False):
4107 unRegister = genObjUnRegister()
4108 Nodes = self._getIdSourceList( Nodes, SMESH.NODE, unRegister )
4109 Edges = self._getIdSourceList( Edges, SMESH.EDGE, unRegister )
4110 Faces = self._getIdSourceList( Faces, SMESH.FACE, unRegister )
4112 if isinstance( RefPoint, geomBuilder.GEOM._objref_GEOM_Object):
4113 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
4114 if isinstance( RefPoint, list ):
4115 if not RefPoint: RefPoint = [0,0,0]
4116 RefPoint = SMESH.PointStruct( *RefPoint )
4117 if isinstance( PathMesh, Mesh ):
4118 PathMesh = PathMesh.GetMesh()
4119 Angles,AnglesParameters,hasVars = ParseAngles(Angles)
4120 Parameters = AnglesParameters + var_separator + RefPoint.parameters
4121 self.mesh.SetParameters(Parameters)
4122 return self.editor.ExtrusionAlongPathObjects(Nodes, Edges, Faces,
4123 PathMesh, PathShape, NodeStart,
4124 HasAngles, Angles, LinearVariation,
4125 HasRefPoint, RefPoint, MakeGroups)
4127 ## Generate new elements by extrusion of the given elements
4128 # The path of extrusion must be a meshed edge.
4129 # @param Base mesh or group, or sub-mesh, or list of ids of elements for extrusion
4130 # @param Path - 1D mesh or 1D sub-mesh, along which proceeds the extrusion
4131 # @param NodeStart the start node from Path. Defines the direction of extrusion
4132 # @param HasAngles allows the shape to be rotated around the path
4133 # to get the resulting mesh in a helical fashion
4134 # @param Angles list of angles in radians
4135 # @param LinearVariation forces the computation of rotation angles as linear
4136 # variation of the given Angles along path steps
4137 # @param HasRefPoint allows using the reference point
4138 # @param RefPoint the point around which the elements are rotated (the mass
4139 # center of the elements by default).
4140 # The User can specify any point as the Reference Point.
4141 # RefPoint can be either GEOM Vertex, [x,y,z] or SMESH.PointStruct
4142 # @param MakeGroups forces the generation of new groups from existing ones
4143 # @param ElemType type of elements for extrusion (if param Base is a mesh)
4144 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
4145 # only SMESH::Extrusion_Error otherwise
4146 # @ingroup l2_modif_extrurev
4147 # @ref tui_extrusion_along_path example
4148 def ExtrusionAlongPathX(self, Base, Path, NodeStart,
4149 HasAngles=False, Angles=[], LinearVariation=False,
4150 HasRefPoint=False, RefPoint=[0,0,0], MakeGroups=False,
4151 ElemType=SMESH.FACE):
4153 if ElemType == SMESH.NODE: n = Base
4154 if ElemType == SMESH.EDGE: e = Base
4155 if ElemType == SMESH.FACE: f = Base
4156 gr,er = self.ExtrusionAlongPathObjects(n,e,f, Path, None, NodeStart,
4157 HasAngles, Angles, LinearVariation,
4158 HasRefPoint, RefPoint, MakeGroups)
4159 if MakeGroups: return gr,er
4162 ## Generate new elements by extrusion of the given elements
4163 # The path of extrusion must be a meshed edge.
4164 # @param IDsOfElements ids of elements
4165 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
4166 # @param PathShape shape(edge) defines the sub-mesh for the path
4167 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
4168 # @param HasAngles allows the shape to be rotated around the path
4169 # to get the resulting mesh in a helical fashion
4170 # @param Angles list of angles in radians
4171 # @param HasRefPoint allows using the reference point
4172 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
4173 # The User can specify any point as the Reference Point.
4174 # @param MakeGroups forces the generation of new groups from existing ones
4175 # @param LinearVariation forces the computation of rotation angles as linear
4176 # variation of the given Angles along path steps
4177 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
4178 # only SMESH::Extrusion_Error otherwise
4179 # @ingroup l2_modif_extrurev
4180 # @ref tui_extrusion_along_path example
4181 def ExtrusionAlongPath(self, IDsOfElements, PathMesh, PathShape, NodeStart,
4182 HasAngles=False, Angles=[], HasRefPoint=False, RefPoint=[],
4183 MakeGroups=False, LinearVariation=False):
4184 n,e,f = [],IDsOfElements,IDsOfElements
4185 gr,er = self.ExtrusionAlongPathObjects(n,e,f, PathMesh, PathShape,
4186 NodeStart, HasAngles, Angles,
4188 HasRefPoint, RefPoint, MakeGroups)
4189 if MakeGroups: return gr,er
4192 ## Generate new elements by extrusion of the elements which belong to the object
4193 # The path of extrusion must be a meshed edge.
4194 # @param theObject the object whose elements should be processed.
4195 # It can be a mesh, a sub-mesh or a group.
4196 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
4197 # @param PathShape shape(edge) defines the sub-mesh for the path
4198 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
4199 # @param HasAngles allows the shape to be rotated around the path
4200 # to get the resulting mesh in a helical fashion
4201 # @param Angles list of angles
4202 # @param HasRefPoint allows using the reference point
4203 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
4204 # The User can specify any point as the Reference Point.
4205 # @param MakeGroups forces the generation of new groups from existing ones
4206 # @param LinearVariation forces the computation of rotation angles as linear
4207 # variation of the given Angles along path steps
4208 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
4209 # only SMESH::Extrusion_Error otherwise
4210 # @ingroup l2_modif_extrurev
4211 # @ref tui_extrusion_along_path example
4212 def ExtrusionAlongPathObject(self, theObject, PathMesh, PathShape, NodeStart,
4213 HasAngles=False, Angles=[], HasRefPoint=False, RefPoint=[],
4214 MakeGroups=False, LinearVariation=False):
4215 n,e,f = [],theObject,theObject
4216 gr,er = self.ExtrusionAlongPathObjects(n,e,f, PathMesh, PathShape, NodeStart,
4217 HasAngles, Angles, LinearVariation,
4218 HasRefPoint, RefPoint, MakeGroups)
4219 if MakeGroups: return gr,er
4222 ## Generate new elements by extrusion of mesh segments which belong to the object
4223 # The path of extrusion must be a meshed edge.
4224 # @param theObject the object whose 1D elements should be processed.
4225 # It can be a mesh, a sub-mesh or a group.
4226 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
4227 # @param PathShape shape(edge) defines the sub-mesh for the path
4228 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
4229 # @param HasAngles allows the shape to be rotated around the path
4230 # to get the resulting mesh in a helical fashion
4231 # @param Angles list of angles
4232 # @param HasRefPoint allows using the reference point
4233 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
4234 # The User can specify any point as the Reference Point.
4235 # @param MakeGroups forces the generation of new groups from existing ones
4236 # @param LinearVariation forces the computation of rotation angles as linear
4237 # variation of the given Angles along path steps
4238 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
4239 # only SMESH::Extrusion_Error otherwise
4240 # @ingroup l2_modif_extrurev
4241 # @ref tui_extrusion_along_path example
4242 def ExtrusionAlongPathObject1D(self, theObject, PathMesh, PathShape, NodeStart,
4243 HasAngles=False, Angles=[], HasRefPoint=False, RefPoint=[],
4244 MakeGroups=False, LinearVariation=False):
4245 n,e,f = [],theObject,[]
4246 gr,er = self.ExtrusionAlongPathObjects(n,e,f, PathMesh, PathShape, NodeStart,
4247 HasAngles, Angles, LinearVariation,
4248 HasRefPoint, RefPoint, MakeGroups)
4249 if MakeGroups: return gr,er
4252 ## Generate new elements by extrusion of faces which belong to the object
4253 # The path of extrusion must be a meshed edge.
4254 # @param theObject the object whose 2D elements should be processed.
4255 # It can be a mesh, a sub-mesh or a group.
4256 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
4257 # @param PathShape shape(edge) defines the sub-mesh for the path
4258 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
4259 # @param HasAngles allows the shape to be rotated around the path
4260 # to get the resulting mesh in a helical fashion
4261 # @param Angles list of angles
4262 # @param HasRefPoint allows using the reference point
4263 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
4264 # The User can specify any point as the Reference Point.
4265 # @param MakeGroups forces the generation of new groups from existing ones
4266 # @param LinearVariation forces the computation of rotation angles as linear
4267 # variation of the given Angles along path steps
4268 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
4269 # only SMESH::Extrusion_Error otherwise
4270 # @ingroup l2_modif_extrurev
4271 # @ref tui_extrusion_along_path example
4272 def ExtrusionAlongPathObject2D(self, theObject, PathMesh, PathShape, NodeStart,
4273 HasAngles=False, Angles=[], HasRefPoint=False, RefPoint=[],
4274 MakeGroups=False, LinearVariation=False):
4275 n,e,f = [],[],theObject
4276 gr,er = self.ExtrusionAlongPathObjects(n,e,f, PathMesh, PathShape, NodeStart,
4277 HasAngles, Angles, LinearVariation,
4278 HasRefPoint, RefPoint, MakeGroups)
4279 if MakeGroups: return gr,er
4282 ## Create a symmetrical copy of mesh elements
4283 # @param IDsOfElements list of elements ids
4284 # @param Mirror is AxisStruct or geom object(point, line, plane)
4285 # @param theMirrorType smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE
4286 # If the Mirror is a geom object this parameter is unnecessary
4287 # @param Copy allows to copy element (Copy is 1) or to replace with its mirroring (Copy is 0)
4288 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4289 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4290 # @ingroup l2_modif_trsf
4291 def Mirror(self, IDsOfElements, Mirror, theMirrorType=None, Copy=0, MakeGroups=False):
4292 if IDsOfElements == []:
4293 IDsOfElements = self.GetElementsId()
4294 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
4295 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
4296 theMirrorType = Mirror._mirrorType
4298 self.mesh.SetParameters(Mirror.parameters)
4299 if Copy and MakeGroups:
4300 return self.editor.MirrorMakeGroups(IDsOfElements, Mirror, theMirrorType)
4301 self.editor.Mirror(IDsOfElements, Mirror, theMirrorType, Copy)
4304 ## Create a new mesh by a symmetrical copy of mesh elements
4305 # @param IDsOfElements the list of elements ids
4306 # @param Mirror is AxisStruct or geom object (point, line, plane)
4307 # @param theMirrorType smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE
4308 # If the Mirror is a geom object this parameter is unnecessary
4309 # @param MakeGroups to generate new groups from existing ones
4310 # @param NewMeshName a name of the new mesh to create
4311 # @return instance of Mesh class
4312 # @ingroup l2_modif_trsf
4313 def MirrorMakeMesh(self, IDsOfElements, Mirror, theMirrorType=0, MakeGroups=0, NewMeshName=""):
4314 if IDsOfElements == []:
4315 IDsOfElements = self.GetElementsId()
4316 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
4317 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
4318 theMirrorType = Mirror._mirrorType
4320 self.mesh.SetParameters(Mirror.parameters)
4321 mesh = self.editor.MirrorMakeMesh(IDsOfElements, Mirror, theMirrorType,
4322 MakeGroups, NewMeshName)
4323 return Mesh(self.smeshpyD,self.geompyD,mesh)
4325 ## Create a symmetrical copy of the object
4326 # @param theObject mesh, submesh or group
4327 # @param Mirror AxisStruct or geom object (point, line, plane)
4328 # @param theMirrorType smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE
4329 # If the Mirror is a geom object this parameter is unnecessary
4330 # @param Copy allows copying the element (Copy is 1) or replacing it with its mirror (Copy is 0)
4331 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4332 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4333 # @ingroup l2_modif_trsf
4334 def MirrorObject (self, theObject, Mirror, theMirrorType=None, Copy=0, MakeGroups=False):
4335 if ( isinstance( theObject, Mesh )):
4336 theObject = theObject.GetMesh()
4337 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
4338 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
4339 theMirrorType = Mirror._mirrorType
4341 self.mesh.SetParameters(Mirror.parameters)
4342 if Copy and MakeGroups:
4343 return self.editor.MirrorObjectMakeGroups(theObject, Mirror, theMirrorType)
4344 self.editor.MirrorObject(theObject, Mirror, theMirrorType, Copy)
4347 ## Create a new mesh by a symmetrical copy of the object
4348 # @param theObject mesh, submesh or group
4349 # @param Mirror AxisStruct or geom object (point, line, plane)
4350 # @param theMirrorType smeshBuilder.POINT, smeshBuilder.AXIS or smeshBuilder.PLANE
4351 # If the Mirror is a geom object this parameter is unnecessary
4352 # @param MakeGroups forces the generation of new groups from existing ones
4353 # @param NewMeshName the name of the new mesh to create
4354 # @return instance of Mesh class
4355 # @ingroup l2_modif_trsf
4356 def MirrorObjectMakeMesh (self, theObject, Mirror, theMirrorType=0,MakeGroups=0,NewMeshName=""):
4357 if ( isinstance( theObject, Mesh )):
4358 theObject = theObject.GetMesh()
4359 if ( isinstance( Mirror, geomBuilder.GEOM._objref_GEOM_Object)):
4360 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
4361 theMirrorType = Mirror._mirrorType
4363 self.mesh.SetParameters(Mirror.parameters)
4364 mesh = self.editor.MirrorObjectMakeMesh(theObject, Mirror, theMirrorType,
4365 MakeGroups, NewMeshName)
4366 return Mesh( self.smeshpyD,self.geompyD,mesh )
4368 ## Translate the elements
4369 # @param IDsOfElements list of elements ids
4370 # @param Vector the direction of translation (DirStruct or vector or 3 vector components)
4371 # @param Copy allows copying the translated elements
4372 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4373 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4374 # @ingroup l2_modif_trsf
4375 def Translate(self, IDsOfElements, Vector, Copy, MakeGroups=False):
4376 if IDsOfElements == []:
4377 IDsOfElements = self.GetElementsId()
4378 if ( isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object)):
4379 Vector = self.smeshpyD.GetDirStruct(Vector)
4380 if isinstance( Vector, list ):
4381 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4382 self.mesh.SetParameters(Vector.PS.parameters)
4383 if Copy and MakeGroups:
4384 return self.editor.TranslateMakeGroups(IDsOfElements, Vector)
4385 self.editor.Translate(IDsOfElements, Vector, Copy)
4388 ## Create a new mesh of translated elements
4389 # @param IDsOfElements list of elements ids
4390 # @param Vector the direction of translation (DirStruct or vector or 3 vector components)
4391 # @param MakeGroups forces the generation of new groups from existing ones
4392 # @param NewMeshName the name of the newly created mesh
4393 # @return instance of Mesh class
4394 # @ingroup l2_modif_trsf
4395 def TranslateMakeMesh(self, IDsOfElements, Vector, MakeGroups=False, NewMeshName=""):
4396 if IDsOfElements == []:
4397 IDsOfElements = self.GetElementsId()
4398 if ( isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object)):
4399 Vector = self.smeshpyD.GetDirStruct(Vector)
4400 if isinstance( Vector, list ):
4401 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4402 self.mesh.SetParameters(Vector.PS.parameters)
4403 mesh = self.editor.TranslateMakeMesh(IDsOfElements, Vector, MakeGroups, NewMeshName)
4404 return Mesh ( self.smeshpyD, self.geompyD, mesh )
4406 ## Translate the object
4407 # @param theObject the object to translate (mesh, submesh, or group)
4408 # @param Vector direction of translation (DirStruct or geom vector or 3 vector components)
4409 # @param Copy allows copying the translated elements
4410 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4411 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4412 # @ingroup l2_modif_trsf
4413 def TranslateObject(self, theObject, Vector, Copy, MakeGroups=False):
4414 if ( isinstance( theObject, Mesh )):
4415 theObject = theObject.GetMesh()
4416 if ( isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object)):
4417 Vector = self.smeshpyD.GetDirStruct(Vector)
4418 if isinstance( Vector, list ):
4419 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4420 self.mesh.SetParameters(Vector.PS.parameters)
4421 if Copy and MakeGroups:
4422 return self.editor.TranslateObjectMakeGroups(theObject, Vector)
4423 self.editor.TranslateObject(theObject, Vector, Copy)
4426 ## Create a new mesh from the translated object
4427 # @param theObject the object to translate (mesh, submesh, or group)
4428 # @param Vector the direction of translation (DirStruct or geom vector or 3 vector components)
4429 # @param MakeGroups forces the generation of new groups from existing ones
4430 # @param NewMeshName the name of the newly created mesh
4431 # @return instance of Mesh class
4432 # @ingroup l2_modif_trsf
4433 def TranslateObjectMakeMesh(self, theObject, Vector, MakeGroups=False, NewMeshName=""):
4434 if isinstance( theObject, Mesh ):
4435 theObject = theObject.GetMesh()
4436 if isinstance( Vector, geomBuilder.GEOM._objref_GEOM_Object ):
4437 Vector = self.smeshpyD.GetDirStruct(Vector)
4438 if isinstance( Vector, list ):
4439 Vector = self.smeshpyD.MakeDirStruct(*Vector)
4440 self.mesh.SetParameters(Vector.PS.parameters)
4441 mesh = self.editor.TranslateObjectMakeMesh(theObject, Vector, MakeGroups, NewMeshName)
4442 return Mesh( self.smeshpyD, self.geompyD, mesh )
4447 # @param theObject - the object to translate (mesh, submesh, or group)
4448 # @param thePoint - base point for scale (SMESH.PointStruct or list of 3 coordinates)
4449 # @param theScaleFact - list of 1-3 scale factors for axises
4450 # @param Copy - allows copying the translated elements
4451 # @param MakeGroups - forces the generation of new groups from existing
4453 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True,
4454 # empty list otherwise
4455 def Scale(self, theObject, thePoint, theScaleFact, Copy, MakeGroups=False):
4456 unRegister = genObjUnRegister()
4457 if ( isinstance( theObject, Mesh )):
4458 theObject = theObject.GetMesh()
4459 if ( isinstance( theObject, list )):
4460 theObject = self.GetIDSource(theObject, SMESH.ALL)
4461 unRegister.set( theObject )
4462 if ( isinstance( thePoint, list )):
4463 thePoint = PointStruct( thePoint[0], thePoint[1], thePoint[2] )
4464 if ( isinstance( theScaleFact, float )):
4465 theScaleFact = [theScaleFact]
4466 if ( isinstance( theScaleFact, int )):
4467 theScaleFact = [ float(theScaleFact)]
4469 self.mesh.SetParameters(thePoint.parameters)
4471 if Copy and MakeGroups:
4472 return self.editor.ScaleMakeGroups(theObject, thePoint, theScaleFact)
4473 self.editor.Scale(theObject, thePoint, theScaleFact, Copy)
4476 ## Create a new mesh from the translated object
4477 # @param theObject - the object to translate (mesh, submesh, or group)
4478 # @param thePoint - base point for scale (SMESH.PointStruct or list of 3 coordinates)
4479 # @param theScaleFact - list of 1-3 scale factors for axises
4480 # @param MakeGroups - forces the generation of new groups from existing ones
4481 # @param NewMeshName - the name of the newly created mesh
4482 # @return instance of Mesh class
4483 def ScaleMakeMesh(self, theObject, thePoint, theScaleFact, MakeGroups=False, NewMeshName=""):
4484 unRegister = genObjUnRegister()
4485 if (isinstance(theObject, Mesh)):
4486 theObject = theObject.GetMesh()
4487 if ( isinstance( theObject, list )):
4488 theObject = self.GetIDSource(theObject,SMESH.ALL)
4489 unRegister.set( theObject )
4490 if ( isinstance( thePoint, list )):
4491 thePoint = PointStruct( thePoint[0], thePoint[1], thePoint[2] )
4492 if ( isinstance( theScaleFact, float )):
4493 theScaleFact = [theScaleFact]
4494 if ( isinstance( theScaleFact, int )):
4495 theScaleFact = [ float(theScaleFact)]
4497 self.mesh.SetParameters(thePoint.parameters)
4498 mesh = self.editor.ScaleMakeMesh(theObject, thePoint, theScaleFact,
4499 MakeGroups, NewMeshName)
4500 return Mesh( self.smeshpyD, self.geompyD, mesh )
4504 ## Rotate the elements
4505 # @param IDsOfElements list of elements ids
4506 # @param Axis the axis of rotation (AxisStruct or geom line)
4507 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4508 # @param Copy allows copying the rotated elements
4509 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4510 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4511 # @ingroup l2_modif_trsf
4512 def Rotate (self, IDsOfElements, Axis, AngleInRadians, Copy, MakeGroups=False):
4513 if IDsOfElements == []:
4514 IDsOfElements = self.GetElementsId()
4515 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4516 Axis = self.smeshpyD.GetAxisStruct(Axis)
4517 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4518 Parameters = Axis.parameters + var_separator + Parameters
4519 self.mesh.SetParameters(Parameters)
4520 if Copy and MakeGroups:
4521 return self.editor.RotateMakeGroups(IDsOfElements, Axis, AngleInRadians)
4522 self.editor.Rotate(IDsOfElements, Axis, AngleInRadians, Copy)
4525 ## Create a new mesh of rotated elements
4526 # @param IDsOfElements list of element ids
4527 # @param Axis the axis of rotation (AxisStruct or geom line)
4528 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4529 # @param MakeGroups forces the generation of new groups from existing ones
4530 # @param NewMeshName the name of the newly created mesh
4531 # @return instance of Mesh class
4532 # @ingroup l2_modif_trsf
4533 def RotateMakeMesh (self, IDsOfElements, Axis, AngleInRadians, MakeGroups=0, NewMeshName=""):
4534 if IDsOfElements == []:
4535 IDsOfElements = self.GetElementsId()
4536 if ( isinstance( Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4537 Axis = self.smeshpyD.GetAxisStruct(Axis)
4538 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4539 Parameters = Axis.parameters + var_separator + Parameters
4540 self.mesh.SetParameters(Parameters)
4541 mesh = self.editor.RotateMakeMesh(IDsOfElements, Axis, AngleInRadians,
4542 MakeGroups, NewMeshName)
4543 return Mesh( self.smeshpyD, self.geompyD, mesh )
4545 ## Rotate the object
4546 # @param theObject the object to rotate( mesh, submesh, or group)
4547 # @param Axis the axis of rotation (AxisStruct or geom line)
4548 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4549 # @param Copy allows copying the rotated elements
4550 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
4551 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
4552 # @ingroup l2_modif_trsf
4553 def RotateObject (self, theObject, Axis, AngleInRadians, Copy, MakeGroups=False):
4554 if (isinstance(theObject, Mesh)):
4555 theObject = theObject.GetMesh()
4556 if (isinstance(Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4557 Axis = self.smeshpyD.GetAxisStruct(Axis)
4558 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4559 Parameters = Axis.parameters + ":" + Parameters
4560 self.mesh.SetParameters(Parameters)
4561 if Copy and MakeGroups:
4562 return self.editor.RotateObjectMakeGroups(theObject, Axis, AngleInRadians)
4563 self.editor.RotateObject(theObject, Axis, AngleInRadians, Copy)
4566 ## Create a new mesh from the rotated object
4567 # @param theObject the object to rotate (mesh, submesh, or group)
4568 # @param Axis the axis of rotation (AxisStruct or geom line)
4569 # @param AngleInRadians the angle of rotation (in radians) or a name of variable which defines angle in degrees
4570 # @param MakeGroups forces the generation of new groups from existing ones
4571 # @param NewMeshName the name of the newly created mesh
4572 # @return instance of Mesh class
4573 # @ingroup l2_modif_trsf
4574 def RotateObjectMakeMesh(self, theObject, Axis, AngleInRadians, MakeGroups=0,NewMeshName=""):
4575 if (isinstance( theObject, Mesh )):
4576 theObject = theObject.GetMesh()
4577 if (isinstance(Axis, geomBuilder.GEOM._objref_GEOM_Object)):
4578 Axis = self.smeshpyD.GetAxisStruct(Axis)
4579 AngleInRadians,Parameters,hasVars = ParseAngles(AngleInRadians)
4580 Parameters = Axis.parameters + ":" + Parameters
4581 mesh = self.editor.RotateObjectMakeMesh(theObject, Axis, AngleInRadians,
4582 MakeGroups, NewMeshName)
4583 self.mesh.SetParameters(Parameters)
4584 return Mesh( self.smeshpyD, self.geompyD, mesh )
4586 ## Create an offset mesh from the given 2D object
4587 # @param theObject the source object (mesh, submesh, group or filter)
4588 # @param theValue signed offset size
4589 # @param MakeGroups forces the generation of new groups from existing ones
4590 # @param NewMeshName the name of a mesh to create. If empty, offset elements are added
4592 # @return a tuple (mesh, list_of_groups)
4593 # @ingroup l2_modif_trsf
4594 def Offset(self, theObject, theValue, MakeGroups=False, NewMeshName=''):
4595 if isinstance( theObject, Mesh ):
4596 theObject = theObject.GetMesh()
4597 theValue,Parameters,hasVars = ParseParameters(theValue)
4598 mesh_groups = self.editor.Offset(theObject, theValue, MakeGroups, NewMeshName )
4599 self.mesh.SetParameters(Parameters)
4600 # if mesh_groups[0]:
4601 # return Mesh( self.smeshpyD, self.geompyD, mesh_groups[0] ), mesh_groups[1]
4604 ## Find groups of adjacent nodes within Tolerance.
4605 # @param Tolerance the value of tolerance
4606 # @param SeparateCornerAndMediumNodes if @c True, in quadratic mesh puts
4607 # corner and medium nodes in separate groups thus preventing
4608 # their further merge.
4609 # @return the list of groups of nodes IDs (e.g. [[1,12,13],[4,25]])
4610 # @ingroup l2_modif_trsf
4611 def FindCoincidentNodes (self, Tolerance, SeparateCornerAndMediumNodes=False):
4612 return self.editor.FindCoincidentNodes( Tolerance, SeparateCornerAndMediumNodes )
4614 ## Find groups of ajacent nodes within Tolerance.
4615 # @param Tolerance the value of tolerance
4616 # @param SubMeshOrGroup SubMesh, Group or Filter
4617 # @param exceptNodes list of either SubMeshes, Groups or node IDs to exclude from search
4618 # @param SeparateCornerAndMediumNodes if @c True, in quadratic mesh puts
4619 # corner and medium nodes in separate groups thus preventing
4620 # their further merge.
4621 # @return the list of groups of nodes IDs (e.g. [[1,12,13],[4,25]])
4622 # @ingroup l2_modif_trsf
4623 def FindCoincidentNodesOnPart (self, SubMeshOrGroup, Tolerance,
4624 exceptNodes=[], SeparateCornerAndMediumNodes=False):
4625 unRegister = genObjUnRegister()
4626 if (isinstance( SubMeshOrGroup, Mesh )):
4627 SubMeshOrGroup = SubMeshOrGroup.GetMesh()
4628 if not isinstance( exceptNodes, list ):
4629 exceptNodes = [ exceptNodes ]
4630 if exceptNodes and isinstance( exceptNodes[0], int ):
4631 exceptNodes = [ self.GetIDSource( exceptNodes, SMESH.NODE )]
4632 unRegister.set( exceptNodes )
4633 return self.editor.FindCoincidentNodesOnPartBut(SubMeshOrGroup, Tolerance,
4634 exceptNodes, SeparateCornerAndMediumNodes)
4637 # @param GroupsOfNodes a list of groups of nodes IDs for merging
4638 # (e.g. [[1,12,13],[25,4]], then nodes 12, 13 and 4 will be removed and replaced
4639 # by nodes 1 and 25 correspondingly in all elements and groups
4640 # @param NodesToKeep nodes to keep in the mesh: a list of groups, sub-meshes or node IDs.
4641 # If @a NodesToKeep does not include a node to keep for some group to merge,
4642 # then the first node in the group is kept.
4643 # @param AvoidMakingHoles prevent merging nodes which cause removal of elements becoming
4645 # @ingroup l2_modif_trsf
4646 def MergeNodes (self, GroupsOfNodes, NodesToKeep=[], AvoidMakingHoles=False):
4647 # NodesToKeep are converted to SMESH_IDSource in meshEditor.MergeNodes()
4648 self.editor.MergeNodes( GroupsOfNodes, NodesToKeep, AvoidMakingHoles )
4650 ## Find the elements built on the same nodes.
4651 # @param MeshOrSubMeshOrGroup Mesh or SubMesh, or Group of elements for searching
4652 # @return the list of groups of equal elements IDs (e.g. [[1,12,13],[4,25]])
4653 # @ingroup l2_modif_trsf
4654 def FindEqualElements (self, MeshOrSubMeshOrGroup=None):
4655 if not MeshOrSubMeshOrGroup:
4656 MeshOrSubMeshOrGroup=self.mesh
4657 elif isinstance( MeshOrSubMeshOrGroup, Mesh ):
4658 MeshOrSubMeshOrGroup = MeshOrSubMeshOrGroup.GetMesh()
4659 return self.editor.FindEqualElements( MeshOrSubMeshOrGroup )
4661 ## Merge elements in each given group.
4662 # @param GroupsOfElementsID a list of groups of elements IDs for merging
4663 # (e.g. [[1,12,13],[25,4]], then elements 12, 13 and 4 will be removed and
4664 # replaced by elements 1 and 25 in all groups)
4665 # @ingroup l2_modif_trsf
4666 def MergeElements(self, GroupsOfElementsID):
4667 self.editor.MergeElements(GroupsOfElementsID)
4669 ## Leave one element and remove all other elements built on the same nodes.
4670 # @ingroup l2_modif_trsf
4671 def MergeEqualElements(self):
4672 self.editor.MergeEqualElements()
4674 ## Returns all or only closed free borders
4675 # @return list of SMESH.FreeBorder's
4676 # @ingroup l2_modif_trsf
4677 def FindFreeBorders(self, ClosedOnly=True):
4678 return self.editor.FindFreeBorders( ClosedOnly )
4680 ## Fill with 2D elements a hole defined by a SMESH.FreeBorder.
4681 # @param FreeBorder either a SMESH.FreeBorder or a list on node IDs. These nodes
4682 # must describe all sequential nodes of the hole border. The first and the last
4683 # nodes must be the same. Use FindFreeBorders() to get nodes of holes.
4684 # @ingroup l2_modif_trsf
4685 def FillHole(self, holeNodes):
4686 if holeNodes and isinstance( holeNodes, list ) and isinstance( holeNodes[0], int ):
4687 holeNodes = SMESH.FreeBorder(nodeIDs=holeNodes)
4688 if not isinstance( holeNodes, SMESH.FreeBorder ):
4689 raise TypeError, "holeNodes must be either SMESH.FreeBorder or list of integer and not %s" % holeNodes
4690 self.editor.FillHole( holeNodes )
4692 ## Return groups of FreeBorder's coincident within the given tolerance.
4693 # @param tolerance the tolerance. If the tolerance <= 0.0 then one tenth of an average
4694 # size of elements adjacent to free borders being compared is used.
4695 # @return SMESH.CoincidentFreeBorders structure
4696 # @ingroup l2_modif_trsf
4697 def FindCoincidentFreeBorders (self, tolerance=0.):
4698 return self.editor.FindCoincidentFreeBorders( tolerance )
4700 ## Sew FreeBorder's of each group
4701 # @param freeBorders either a SMESH.CoincidentFreeBorders structure or a list of lists
4702 # where each enclosed list contains node IDs of a group of coincident free
4703 # borders such that each consequent triple of IDs within a group describes
4704 # a free border in a usual way: n1, n2, nLast - i.e. 1st node, 2nd node and
4705 # last node of a border.
4706 # For example [[1, 2, 10, 20, 21, 40], [11, 12, 15, 55, 54, 41]] describes two
4707 # groups of coincident free borders, each group including two borders.
4708 # @param createPolygons if @c True faces adjacent to free borders are converted to
4709 # polygons if a node of opposite border falls on a face edge, else such
4710 # faces are split into several ones.
4711 # @param createPolyhedra if @c True volumes adjacent to free borders are converted to
4712 # polyhedra if a node of opposite border falls on a volume edge, else such
4713 # volumes, if any, remain intact and the mesh becomes non-conformal.
4714 # @return a number of successfully sewed groups
4715 # @ingroup l2_modif_trsf
4716 def SewCoincidentFreeBorders (self, freeBorders, createPolygons=False, createPolyhedra=False):
4717 if freeBorders and isinstance( freeBorders, list ):
4718 # construct SMESH.CoincidentFreeBorders
4719 if isinstance( freeBorders[0], int ):
4720 freeBorders = [freeBorders]
4722 coincidentGroups = []
4723 for nodeList in freeBorders:
4724 if not nodeList or len( nodeList ) % 3:
4725 raise ValueError, "Wrong number of nodes in this group: %s" % nodeList
4728 group.append ( SMESH.FreeBorderPart( len(borders), 0, 1, 2 ))
4729 borders.append( SMESH.FreeBorder( nodeList[:3] ))
4730 nodeList = nodeList[3:]
4732 coincidentGroups.append( group )
4734 freeBorders = SMESH.CoincidentFreeBorders( borders, coincidentGroups )
4736 return self.editor.SewCoincidentFreeBorders( freeBorders, createPolygons, createPolyhedra )
4739 # @return SMESH::Sew_Error
4740 # @ingroup l2_modif_trsf
4741 def SewFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
4742 FirstNodeID2, SecondNodeID2, LastNodeID2,
4743 CreatePolygons, CreatePolyedrs):
4744 return self.editor.SewFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
4745 FirstNodeID2, SecondNodeID2, LastNodeID2,
4746 CreatePolygons, CreatePolyedrs)
4748 ## Sew conform free borders
4749 # @return SMESH::Sew_Error
4750 # @ingroup l2_modif_trsf
4751 def SewConformFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
4752 FirstNodeID2, SecondNodeID2):
4753 return self.editor.SewConformFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
4754 FirstNodeID2, SecondNodeID2)
4756 ## Sew border to side
4757 # @return SMESH::Sew_Error
4758 # @ingroup l2_modif_trsf
4759 def SewBorderToSide (self, FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
4760 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs):
4761 return self.editor.SewBorderToSide(FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
4762 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs)
4764 ## Sew two sides of a mesh. The nodes belonging to Side1 are
4765 # merged with the nodes of elements of Side2.
4766 # The number of elements in theSide1 and in theSide2 must be
4767 # equal and they should have similar nodal connectivity.
4768 # The nodes to merge should belong to side borders and
4769 # the first node should be linked to the second.
4770 # @return SMESH::Sew_Error
4771 # @ingroup l2_modif_trsf
4772 def SewSideElements (self, IDsOfSide1Elements, IDsOfSide2Elements,
4773 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
4774 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge):
4775 return self.editor.SewSideElements(IDsOfSide1Elements, IDsOfSide2Elements,
4776 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
4777 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge)
4779 ## Set new nodes for the given element.
4780 # @param ide the element id
4781 # @param newIDs nodes ids
4782 # @return If the number of nodes does not correspond to the type of element - return false
4783 # @ingroup l2_modif_edit
4784 def ChangeElemNodes(self, ide, newIDs):
4785 return self.editor.ChangeElemNodes(ide, newIDs)
4787 ## If during the last operation of MeshEditor some nodes were
4788 # created, this method return the list of their IDs, \n
4789 # if new nodes were not created - return empty list
4790 # @return the list of integer values (can be empty)
4791 # @ingroup l2_modif_add
4792 def GetLastCreatedNodes(self):
4793 return self.editor.GetLastCreatedNodes()
4795 ## If during the last operation of MeshEditor some elements were
4796 # created this method return the list of their IDs, \n
4797 # if new elements were not created - return empty list
4798 # @return the list of integer values (can be empty)
4799 # @ingroup l2_modif_add
4800 def GetLastCreatedElems(self):
4801 return self.editor.GetLastCreatedElems()
4803 ## Forget what nodes and elements were created by the last mesh edition operation
4804 # @ingroup l2_modif_add
4805 def ClearLastCreated(self):
4806 self.editor.ClearLastCreated()
4808 ## Create duplicates of given elements, i.e. create new elements based on the
4809 # same nodes as the given ones.
4810 # @param theElements - container of elements to duplicate. It can be a Mesh,
4811 # sub-mesh, group, filter or a list of element IDs. If \a theElements is
4812 # a Mesh, elements of highest dimension are duplicated
4813 # @param theGroupName - a name of group to contain the generated elements.
4814 # If a group with such a name already exists, the new elements
4815 # are added to the existing group, else a new group is created.
4816 # If \a theGroupName is empty, new elements are not added
4818 # @return a group where the new elements are added. None if theGroupName == "".
4819 # @ingroup l2_modif_duplicat
4820 def DoubleElements(self, theElements, theGroupName=""):
4821 unRegister = genObjUnRegister()
4822 if isinstance( theElements, Mesh ):
4823 theElements = theElements.mesh
4824 elif isinstance( theElements, list ):
4825 theElements = self.GetIDSource( theElements, SMESH.ALL )
4826 unRegister.set( theElements )
4827 return self.editor.DoubleElements(theElements, theGroupName)
4829 ## Create a hole in a mesh by doubling the nodes of some particular elements
4830 # @param theNodes identifiers of nodes to be doubled
4831 # @param theModifiedElems identifiers of elements to be updated by the new (doubled)
4832 # nodes. If list of element identifiers is empty then nodes are doubled but
4833 # they not assigned to elements
4834 # @return TRUE if operation has been completed successfully, FALSE otherwise
4835 # @ingroup l2_modif_duplicat
4836 def DoubleNodes(self, theNodes, theModifiedElems):
4837 return self.editor.DoubleNodes(theNodes, theModifiedElems)
4839 ## Create a hole in a mesh by doubling the nodes of some particular elements
4840 # This method provided for convenience works as DoubleNodes() described above.
4841 # @param theNodeId identifiers of node to be doubled
4842 # @param theModifiedElems identifiers of elements to be updated
4843 # @return TRUE if operation has been completed successfully, FALSE otherwise
4844 # @ingroup l2_modif_duplicat
4845 def DoubleNode(self, theNodeId, theModifiedElems):
4846 return self.editor.DoubleNode(theNodeId, theModifiedElems)
4848 ## Create a hole in a mesh by doubling the nodes of some particular elements
4849 # This method provided for convenience works as DoubleNodes() described above.
4850 # @param theNodes group of nodes to be doubled
4851 # @param theModifiedElems group of elements to be updated.
4852 # @param theMakeGroup forces the generation of a group containing new nodes.
4853 # @return TRUE or a created group if operation has been completed successfully,
4854 # FALSE or None otherwise
4855 # @ingroup l2_modif_duplicat
4856 def DoubleNodeGroup(self, theNodes, theModifiedElems, theMakeGroup=False):
4858 return self.editor.DoubleNodeGroupNew(theNodes, theModifiedElems)
4859 return self.editor.DoubleNodeGroup(theNodes, theModifiedElems)
4861 ## Create a hole in a mesh by doubling the nodes of some particular elements
4862 # This method provided for convenience works as DoubleNodes() described above.
4863 # @param theNodes list of groups of nodes to be doubled
4864 # @param theModifiedElems list of groups of elements to be updated.
4865 # @param theMakeGroup forces the generation of a group containing new nodes.
4866 # @return TRUE if operation has been completed successfully, FALSE otherwise
4867 # @ingroup l2_modif_duplicat
4868 def DoubleNodeGroups(self, theNodes, theModifiedElems, theMakeGroup=False):
4870 return self.editor.DoubleNodeGroupsNew(theNodes, theModifiedElems)
4871 return self.editor.DoubleNodeGroups(theNodes, theModifiedElems)
4873 ## Create a hole in a mesh by doubling the nodes of some particular elements
4874 # @param theElems - the list of elements (edges or faces) to be replicated
4875 # The nodes for duplication could be found from these elements
4876 # @param theNodesNot - list of nodes to NOT replicate
4877 # @param theAffectedElems - the list of elements (cells and edges) to which the
4878 # replicated nodes should be associated to.
4879 # @return TRUE if operation has been completed successfully, FALSE otherwise
4880 # @ingroup l2_modif_duplicat
4881 def DoubleNodeElem(self, theElems, theNodesNot, theAffectedElems):
4882 return self.editor.DoubleNodeElem(theElems, theNodesNot, theAffectedElems)
4884 ## Create a hole in a mesh by doubling the nodes of some particular elements
4885 # @param theElems - the list of elements (edges or faces) to be replicated
4886 # The nodes for duplication could be found from these elements
4887 # @param theNodesNot - list of nodes to NOT replicate
4888 # @param theShape - shape to detect affected elements (element which geometric center
4889 # located on or inside shape).
4890 # The replicated nodes should be associated to affected elements.
4891 # @return TRUE if operation has been completed successfully, FALSE otherwise
4892 # @ingroup l2_modif_duplicat
4893 def DoubleNodeElemInRegion(self, theElems, theNodesNot, theShape):
4894 return self.editor.DoubleNodeElemInRegion(theElems, theNodesNot, theShape)
4896 ## Create a hole in a mesh by doubling the nodes of some particular elements
4897 # This method provided for convenience works as DoubleNodes() described above.
4898 # @param theElems - group of of elements (edges or faces) to be replicated
4899 # @param theNodesNot - group of nodes not to replicated
4900 # @param theAffectedElems - group of elements to which the replicated nodes
4901 # should be associated to.
4902 # @param theMakeGroup forces the generation of a group containing new elements.
4903 # @param theMakeNodeGroup forces the generation of a group containing new nodes.
4904 # @return TRUE or created groups (one or two) if operation has been completed successfully,
4905 # FALSE or None otherwise
4906 # @ingroup l2_modif_duplicat
4907 def DoubleNodeElemGroup(self, theElems, theNodesNot, theAffectedElems,
4908 theMakeGroup=False, theMakeNodeGroup=False):
4909 if theMakeGroup or theMakeNodeGroup:
4910 twoGroups = self.editor.DoubleNodeElemGroup2New(theElems, theNodesNot,
4912 theMakeGroup, theMakeNodeGroup)
4913 if theMakeGroup and theMakeNodeGroup:
4916 return twoGroups[ int(theMakeNodeGroup) ]
4917 return self.editor.DoubleNodeElemGroup(theElems, theNodesNot, theAffectedElems)
4919 ## Create a hole in a mesh by doubling the nodes of some particular elements
4920 # This method provided for convenience works as DoubleNodes() described above.
4921 # @param theElems - group of of elements (edges or faces) to be replicated
4922 # @param theNodesNot - group of nodes not to replicated
4923 # @param theShape - shape to detect affected elements (element which geometric center
4924 # located on or inside shape).
4925 # The replicated nodes should be associated to affected elements.
4926 # @ingroup l2_modif_duplicat
4927 def DoubleNodeElemGroupInRegion(self, theElems, theNodesNot, theShape):
4928 return self.editor.DoubleNodeElemGroupInRegion(theElems, theNodesNot, theShape)
4930 ## Create a hole in a mesh by doubling the nodes of some particular elements
4931 # This method provided for convenience works as DoubleNodes() described above.
4932 # @param theElems - list of groups of elements (edges or faces) to be replicated
4933 # @param theNodesNot - list of groups of nodes not to replicated
4934 # @param theAffectedElems - group of elements to which the replicated nodes
4935 # should be associated to.
4936 # @param theMakeGroup forces the generation of a group containing new elements.
4937 # @param theMakeNodeGroup forces the generation of a group containing new nodes.
4938 # @return TRUE or created groups (one or two) if operation has been completed successfully,
4939 # FALSE or None otherwise
4940 # @ingroup l2_modif_duplicat
4941 def DoubleNodeElemGroups(self, theElems, theNodesNot, theAffectedElems,
4942 theMakeGroup=False, theMakeNodeGroup=False):
4943 if theMakeGroup or theMakeNodeGroup:
4944 twoGroups = self.editor.DoubleNodeElemGroups2New(theElems, theNodesNot,
4946 theMakeGroup, theMakeNodeGroup)
4947 if theMakeGroup and theMakeNodeGroup:
4950 return twoGroups[ int(theMakeNodeGroup) ]
4951 return self.editor.DoubleNodeElemGroups(theElems, theNodesNot, theAffectedElems)
4953 ## Create a hole in a mesh by doubling the nodes of some particular elements
4954 # This method provided for convenience works as DoubleNodes() described above.
4955 # @param theElems - list of groups of elements (edges or faces) to be replicated
4956 # @param theNodesNot - list of groups of nodes not to replicated
4957 # @param theShape - shape to detect affected elements (element which geometric center
4958 # located on or inside shape).
4959 # The replicated nodes should be associated to affected elements.
4960 # @return TRUE if operation has been completed successfully, FALSE otherwise
4961 # @ingroup l2_modif_duplicat
4962 def DoubleNodeElemGroupsInRegion(self, theElems, theNodesNot, theShape):
4963 return self.editor.DoubleNodeElemGroupsInRegion(theElems, theNodesNot, theShape)
4965 ## Identify the elements that will be affected by node duplication (actual duplication is not performed.
4966 # This method is the first step of DoubleNodeElemGroupsInRegion.
4967 # @param theElems - list of groups of nodes or elements (edges or faces) to be replicated
4968 # @param theNodesNot - list of groups of nodes not to replicated
4969 # @param theShape - shape to detect affected elements (element which geometric center
4970 # located on or inside shape).
4971 # The replicated nodes should be associated to affected elements.
4972 # @return groups of affected elements in order: volumes, faces, edges
4973 # @ingroup l2_modif_duplicat
4974 def AffectedElemGroupsInRegion(self, theElems, theNodesNot, theShape):
4975 return self.editor.AffectedElemGroupsInRegion(theElems, theNodesNot, theShape)
4977 ## Double nodes on shared faces between groups of volumes and create flat elements on demand.
4978 # The list of groups must describe a partition of the mesh volumes.
4979 # The nodes of the internal faces at the boundaries of the groups are doubled.
4980 # In option, the internal faces are replaced by flat elements.
4981 # Triangles are transformed in prisms, and quadrangles in hexahedrons.
4982 # @param theDomains - list of groups of volumes
4983 # @param createJointElems - if TRUE, create the elements
4984 # @param onAllBoundaries - if TRUE, the nodes and elements are also created on
4985 # the boundary between \a theDomains and the rest mesh
4986 # @return TRUE if operation has been completed successfully, FALSE otherwise
4987 # @ingroup l2_modif_duplicat
4988 def DoubleNodesOnGroupBoundaries(self, theDomains, createJointElems, onAllBoundaries=False ):
4989 return self.editor.DoubleNodesOnGroupBoundaries( theDomains, createJointElems, onAllBoundaries )
4991 ## Double nodes on some external faces and create flat elements.
4992 # Flat elements are mainly used by some types of mechanic calculations.
4994 # Each group of the list must be constituted of faces.
4995 # Triangles are transformed in prisms, and quadrangles in hexahedrons.
4996 # @param theGroupsOfFaces - list of groups of faces
4997 # @return TRUE if operation has been completed successfully, FALSE otherwise
4998 # @ingroup l2_modif_duplicat
4999 def CreateFlatElementsOnFacesGroups(self, theGroupsOfFaces ):
5000 return self.editor.CreateFlatElementsOnFacesGroups( theGroupsOfFaces )
5002 ## identify all the elements around a geom shape, get the faces delimiting the hole
5004 def CreateHoleSkin(self, radius, theShape, groupName, theNodesCoords):
5005 return self.editor.CreateHoleSkin( radius, theShape, groupName, theNodesCoords )
5007 ## Create a polyline consisting of 1D mesh elements each lying on a 2D element of
5008 # the initial mesh. Positions of new nodes are found by cutting the mesh by the
5009 # plane passing through pairs of points specified by each PolySegment structure.
5010 # If there are several paths connecting a pair of points, the shortest path is
5011 # selected by the module. Position of the cutting plane is defined by the two
5012 # points and an optional vector lying on the plane specified by a PolySegment.
5013 # By default the vector is defined by Mesh module as following. A middle point
5014 # of the two given points is computed. The middle point is projected to the mesh.
5015 # The vector goes from the middle point to the projection point. In case of planar
5016 # mesh, the vector is normal to the mesh.
5017 # @param segments - PolySegment's defining positions of cutting planes.
5018 # Return the used vector which goes from the middle point to its projection.
5019 # @param groupName - optional name of a group where created mesh segments will
5021 # @ingroup l2_modif_duplicat
5022 def MakePolyLine(self, segments, groupName='', isPreview=False ):
5023 editor = self.editor
5025 editor = self.mesh.GetMeshEditPreviewer()
5026 segmentsRes = editor.MakePolyLine( segments, groupName )
5027 for i, seg in enumerate( segmentsRes ):
5028 segments[i].vector = seg.vector
5030 return editor.GetPreviewData()
5033 ## Return a cached numerical functor by its type.
5034 # @param theCriterion functor type - an item of SMESH.FunctorType enumeration.
5035 # Type SMESH.FunctorType._items in the Python Console to see all items.
5036 # Note that not all items correspond to numerical functors.
5037 # @return SMESH_NumericalFunctor. The functor is already initialized
5039 # @ingroup l1_measurements
5040 def GetFunctor(self, funcType ):
5041 fn = self.functors[ funcType._v ]
5043 fn = self.smeshpyD.GetFunctor(funcType)
5044 fn.SetMesh(self.mesh)
5045 self.functors[ funcType._v ] = fn
5048 ## Return value of a functor for a given element
5049 # @param funcType an item of SMESH.FunctorType enum
5050 # Type "SMESH.FunctorType._items" in the Python Console to see all items.
5051 # @param elemId element or node ID
5052 # @param isElem @a elemId is ID of element or node
5053 # @return the functor value or zero in case of invalid arguments
5054 # @ingroup l1_measurements
5055 def FunctorValue(self, funcType, elemId, isElem=True):
5056 fn = self.GetFunctor( funcType )
5057 if fn.GetElementType() == self.GetElementType(elemId, isElem):
5058 val = fn.GetValue(elemId)
5063 ## Get length of 1D element or sum of lengths of all 1D mesh elements
5064 # @param elemId mesh element ID (if not defined - sum of length of all 1D elements will be calculated)
5065 # @return element's length value if \a elemId is specified or sum of all 1D mesh elements' lengths otherwise
5066 # @ingroup l1_measurements
5067 def GetLength(self, elemId=None):
5070 length = self.smeshpyD.GetLength(self)
5072 length = self.FunctorValue(SMESH.FT_Length, elemId)
5075 ## Get area of 2D element or sum of areas of all 2D mesh elements
5076 # @param elemId mesh element ID (if not defined - sum of areas of all 2D elements will be calculated)
5077 # @return element's area value if \a elemId is specified or sum of all 2D mesh elements' areas otherwise
5078 # @ingroup l1_measurements
5079 def GetArea(self, elemId=None):
5082 area = self.smeshpyD.GetArea(self)
5084 area = self.FunctorValue(SMESH.FT_Area, elemId)
5087 ## Get volume of 3D element or sum of volumes of all 3D mesh elements
5088 # @param elemId mesh element ID (if not defined - sum of volumes of all 3D elements will be calculated)
5089 # @return element's volume value if \a elemId is specified or sum of all 3D mesh elements' volumes otherwise
5090 # @ingroup l1_measurements
5091 def GetVolume(self, elemId=None):
5094 volume = self.smeshpyD.GetVolume(self)
5096 volume = self.FunctorValue(SMESH.FT_Volume3D, elemId)
5099 ## Get maximum element length.
5100 # @param elemId mesh element ID
5101 # @return element's maximum length value
5102 # @ingroup l1_measurements
5103 def GetMaxElementLength(self, elemId):
5104 if self.GetElementType(elemId, True) == SMESH.VOLUME:
5105 ftype = SMESH.FT_MaxElementLength3D
5107 ftype = SMESH.FT_MaxElementLength2D
5108 return self.FunctorValue(ftype, elemId)
5110 ## Get aspect ratio of 2D or 3D element.
5111 # @param elemId mesh element ID
5112 # @return element's aspect ratio value
5113 # @ingroup l1_measurements
5114 def GetAspectRatio(self, elemId):
5115 if self.GetElementType(elemId, True) == SMESH.VOLUME:
5116 ftype = SMESH.FT_AspectRatio3D
5118 ftype = SMESH.FT_AspectRatio
5119 return self.FunctorValue(ftype, elemId)
5121 ## Get warping angle of 2D element.
5122 # @param elemId mesh element ID
5123 # @return element's warping angle value
5124 # @ingroup l1_measurements
5125 def GetWarping(self, elemId):
5126 return self.FunctorValue(SMESH.FT_Warping, elemId)
5128 ## Get minimum angle of 2D element.
5129 # @param elemId mesh element ID
5130 # @return element's minimum angle value
5131 # @ingroup l1_measurements
5132 def GetMinimumAngle(self, elemId):
5133 return self.FunctorValue(SMESH.FT_MinimumAngle, elemId)
5135 ## Get taper of 2D element.
5136 # @param elemId mesh element ID
5137 # @return element's taper value
5138 # @ingroup l1_measurements
5139 def GetTaper(self, elemId):
5140 return self.FunctorValue(SMESH.FT_Taper, elemId)
5142 ## Get skew of 2D element.
5143 # @param elemId mesh element ID
5144 # @return element's skew value
5145 # @ingroup l1_measurements
5146 def GetSkew(self, elemId):
5147 return self.FunctorValue(SMESH.FT_Skew, elemId)
5149 ## Return minimal and maximal value of a given functor.
5150 # @param funType a functor type, an item of SMESH.FunctorType enum
5151 # (one of SMESH.FunctorType._items)
5152 # @param meshPart a part of mesh (group, sub-mesh) to treat
5153 # @return tuple (min,max)
5154 # @ingroup l1_measurements
5155 def GetMinMax(self, funType, meshPart=None):
5156 unRegister = genObjUnRegister()
5157 if isinstance( meshPart, list ):
5158 meshPart = self.GetIDSource( meshPart, SMESH.ALL )
5159 unRegister.set( meshPart )
5160 if isinstance( meshPart, Mesh ):
5161 meshPart = meshPart.mesh
5162 fun = self.GetFunctor( funType )
5165 if hasattr( meshPart, "SetMesh" ):
5166 meshPart.SetMesh( self.mesh ) # set mesh to filter
5167 hist = fun.GetLocalHistogram( 1, False, meshPart )
5169 hist = fun.GetHistogram( 1, False )
5171 return hist[0].min, hist[0].max
5174 pass # end of Mesh class
5177 ## Private class used to compensate change of CORBA API of SMESH_Mesh for backward compatibility
5178 # with old dump scripts which call SMESH_Mesh directly and not via smeshBuilder.Mesh
5180 class meshProxy(SMESH._objref_SMESH_Mesh):
5182 SMESH._objref_SMESH_Mesh.__init__(self)
5183 def __deepcopy__(self, memo=None):
5184 new = self.__class__()
5186 def CreateDimGroup(self,*args): # 2 args added: nbCommonNodes, underlyingOnly
5187 if len( args ) == 3:
5188 args += SMESH.ALL_NODES, True
5189 return SMESH._objref_SMESH_Mesh.CreateDimGroup( self, *args )
5191 omniORB.registerObjref(SMESH._objref_SMESH_Mesh._NP_RepositoryId, meshProxy)
5194 ## Private class wrapping SMESH.SMESH_SubMesh in order to add Compute()
5196 class submeshProxy(SMESH._objref_SMESH_subMesh):
5198 SMESH._objref_SMESH_subMesh.__init__(self)
5200 def __deepcopy__(self, memo=None):
5201 new = self.__class__()
5204 ## Compute the sub-mesh and return the status of the computation
5205 # @param refresh if @c True, Object browser is automatically updated (when running in GUI)
5206 # @return True or False
5208 # This is a method of SMESH.SMESH_submesh that can be obtained via Mesh.GetSubMesh() or
5209 # @ref smesh_algorithm.Mesh_Algorithm.GetSubMesh() "Mesh_Algorithm.GetSubMesh()".
5210 # @ingroup l2_submeshes
5211 def Compute(self,refresh=False):
5213 self.mesh = Mesh( smeshBuilder(), None, self.GetMesh())
5215 ok = self.mesh.Compute( self.GetSubShape(),refresh=[] )
5217 if salome.sg.hasDesktop() and self.mesh.GetStudyId() >= 0:
5218 smeshgui = salome.ImportComponentGUI("SMESH")
5219 smeshgui.Init(self.mesh.GetStudyId())
5220 smeshgui.SetMeshIcon( salome.ObjectToID( self ), ok, (self.GetNumberOfElements()==0) )
5221 if refresh: salome.sg.updateObjBrowser(True)
5226 omniORB.registerObjref(SMESH._objref_SMESH_subMesh._NP_RepositoryId, submeshProxy)
5229 ## Private class used to compensate change of CORBA API of SMESH_MeshEditor for backward
5230 # compatibility with old dump scripts which call SMESH_MeshEditor directly and not via
5233 class meshEditor(SMESH._objref_SMESH_MeshEditor):
5235 SMESH._objref_SMESH_MeshEditor.__init__(self)
5237 def __getattr__(self, name ): # method called if an attribute not found
5238 if not self.mesh: # look for name() method in Mesh class
5239 self.mesh = Mesh( None, None, SMESH._objref_SMESH_MeshEditor.GetMesh(self))
5240 if hasattr( self.mesh, name ):
5241 return getattr( self.mesh, name )
5242 if name == "ExtrusionAlongPathObjX":
5243 return getattr( self.mesh, "ExtrusionAlongPathX" ) # other method name
5244 print "meshEditor: attribute '%s' NOT FOUND" % name
5246 def __deepcopy__(self, memo=None):
5247 new = self.__class__()
5249 def FindCoincidentNodes(self,*args): # a 2nd arg added (SeparateCornerAndMediumNodes)
5250 if len( args ) == 1: args += False,
5251 return SMESH._objref_SMESH_MeshEditor.FindCoincidentNodes( self, *args )
5252 def FindCoincidentNodesOnPart(self,*args): # a 3d arg added (SeparateCornerAndMediumNodes)
5253 if len( args ) == 2: args += False,
5254 return SMESH._objref_SMESH_MeshEditor.FindCoincidentNodesOnPart( self, *args )
5255 def MergeNodes(self,*args): # 2 args added (NodesToKeep,AvoidMakingHoles)
5256 if len( args ) == 1:
5257 return SMESH._objref_SMESH_MeshEditor.MergeNodes( self, args[0], [], False )
5258 NodesToKeep = args[1]
5259 AvoidMakingHoles = args[2] if len( args ) == 3 else False
5260 unRegister = genObjUnRegister()
5262 if isinstance( NodesToKeep, list ) and isinstance( NodesToKeep[0], int ):
5263 NodesToKeep = self.MakeIDSource( NodesToKeep, SMESH.NODE )
5264 if not isinstance( NodesToKeep, list ):
5265 NodesToKeep = [ NodesToKeep ]
5266 return SMESH._objref_SMESH_MeshEditor.MergeNodes( self, args[0], NodesToKeep, AvoidMakingHoles )
5268 omniORB.registerObjref(SMESH._objref_SMESH_MeshEditor._NP_RepositoryId, meshEditor)
5270 ## Private class wrapping SMESH.SMESH_Pattern CORBA class in order to treat Notebook
5271 # variables in some methods
5273 class Pattern(SMESH._objref_SMESH_Pattern):
5275 def LoadFromFile(self, patternTextOrFile ):
5276 text = patternTextOrFile
5277 if os.path.exists( text ):
5278 text = open( patternTextOrFile ).read()
5280 return SMESH._objref_SMESH_Pattern.LoadFromFile( self, text )
5282 def ApplyToMeshFaces(self, theMesh, theFacesIDs, theNodeIndexOnKeyPoint1, theReverse):
5283 decrFun = lambda i: i-1
5284 theNodeIndexOnKeyPoint1,Parameters,hasVars = ParseParameters(theNodeIndexOnKeyPoint1, decrFun)
5285 theMesh.SetParameters(Parameters)
5286 return SMESH._objref_SMESH_Pattern.ApplyToMeshFaces( self, theMesh, theFacesIDs, theNodeIndexOnKeyPoint1, theReverse )
5288 def ApplyToHexahedrons(self, theMesh, theVolumesIDs, theNode000Index, theNode001Index):
5289 decrFun = lambda i: i-1
5290 theNode000Index,theNode001Index,Parameters,hasVars = ParseParameters(theNode000Index,theNode001Index, decrFun)
5291 theMesh.SetParameters(Parameters)
5292 return SMESH._objref_SMESH_Pattern.ApplyToHexahedrons( self, theMesh, theVolumesIDs, theNode000Index, theNode001Index )
5294 def MakeMesh(self, mesh, CreatePolygons=False, CreatePolyhedra=False):
5295 if isinstance( mesh, Mesh ):
5296 mesh = mesh.GetMesh()
5297 return SMESH._objref_SMESH_Pattern.MakeMesh( self, mesh, CreatePolygons, CreatePolyhedra )
5299 # Registering the new proxy for Pattern
5300 omniORB.registerObjref(SMESH._objref_SMESH_Pattern._NP_RepositoryId, Pattern)
5302 ## Private class used to bind methods creating algorithms to the class Mesh
5305 def __init__(self, method):
5307 self.defaultAlgoType = ""
5308 self.algoTypeToClass = {}
5309 self.method = method
5311 # Store a python class of algorithm
5312 def add(self, algoClass):
5313 if type( algoClass ).__name__ == 'classobj' and \
5314 hasattr( algoClass, "algoType"):
5315 self.algoTypeToClass[ algoClass.algoType ] = algoClass
5316 if not self.defaultAlgoType and \
5317 hasattr( algoClass, "isDefault") and algoClass.isDefault:
5318 self.defaultAlgoType = algoClass.algoType
5319 #print "Add",algoClass.algoType, "dflt",self.defaultAlgoType
5321 # Create a copy of self and assign mesh to the copy
5322 def copy(self, mesh):
5323 other = algoCreator( self.method )
5324 other.defaultAlgoType = self.defaultAlgoType
5325 other.algoTypeToClass = self.algoTypeToClass
5329 # Create an instance of algorithm
5330 def __call__(self,algo="",geom=0,*args):
5333 if isinstance( algo, str ):
5335 elif ( isinstance( algo, geomBuilder.GEOM._objref_GEOM_Object ) and \
5336 not isinstance( geom, geomBuilder.GEOM._objref_GEOM_Object )):
5341 if isinstance( geom, geomBuilder.GEOM._objref_GEOM_Object ):
5343 elif not algoType and isinstance( geom, str ):
5348 if isinstance( arg, geomBuilder.GEOM._objref_GEOM_Object ) and not shape:
5350 elif isinstance( arg, str ) and not algoType:
5353 import traceback, sys
5354 msg = "Warning. Unexpected argument in mesh.%s() ---> %s" % ( self.method, arg )
5355 sys.stderr.write( msg + '\n' )
5356 tb = traceback.extract_stack(None,2)
5357 traceback.print_list( [tb[0]] )
5359 algoType = self.defaultAlgoType
5360 if not algoType and self.algoTypeToClass:
5361 algoType = sorted( self.algoTypeToClass.keys() )[0]
5362 if self.algoTypeToClass.has_key( algoType ):
5363 #print "Create algo",algoType
5364 return self.algoTypeToClass[ algoType ]( self.mesh, shape )
5365 raise RuntimeError, "No class found for algo type %s" % algoType
5368 ## Private class used to substitute and store variable parameters of hypotheses.
5370 class hypMethodWrapper:
5371 def __init__(self, hyp, method):
5373 self.method = method
5374 #print "REBIND:", method.__name__
5377 # call a method of hypothesis with calling SetVarParameter() before
5378 def __call__(self,*args):
5380 return self.method( self.hyp, *args ) # hypothesis method with no args
5382 #print "MethWrapper.__call__",self.method.__name__, args
5384 parsed = ParseParameters(*args) # replace variables with their values
5385 self.hyp.SetVarParameter( parsed[-2], self.method.__name__ )
5386 result = self.method( self.hyp, *parsed[:-2] ) # call hypothesis method
5387 except omniORB.CORBA.BAD_PARAM: # raised by hypothesis method call
5388 # maybe there is a replaced string arg which is not variable
5389 result = self.method( self.hyp, *args )
5390 except ValueError, detail: # raised by ParseParameters()
5392 result = self.method( self.hyp, *args )
5393 except omniORB.CORBA.BAD_PARAM:
5394 raise ValueError, detail # wrong variable name
5399 ## A helper class that calls UnRegister() of SALOME.GenericObj'es stored in it
5401 class genObjUnRegister:
5403 def __init__(self, genObj=None):
5404 self.genObjList = []
5408 def set(self, genObj):
5409 "Store one or a list of of SALOME.GenericObj'es"
5410 if isinstance( genObj, list ):
5411 self.genObjList.extend( genObj )
5413 self.genObjList.append( genObj )
5417 for genObj in self.genObjList:
5418 if genObj and hasattr( genObj, "UnRegister" ):
5422 ## Bind methods creating mesher plug-ins to the Mesh class
5424 for pluginName in os.environ[ "SMESH_MeshersList" ].split( ":" ):
5426 #print "pluginName: ", pluginName
5427 pluginBuilderName = pluginName + "Builder"
5429 exec( "from salome.%s.%s import *" % (pluginName, pluginBuilderName))
5430 except Exception, e:
5431 from salome_utils import verbose
5432 if verbose(): print "Exception while loading %s: %s" % ( pluginBuilderName, e )
5434 exec( "from salome.%s import %s" % (pluginName, pluginBuilderName))
5435 plugin = eval( pluginBuilderName )
5436 #print " plugin:" , str(plugin)
5438 # add methods creating algorithms to Mesh
5439 for k in dir( plugin ):
5440 if k[0] == '_': continue
5441 algo = getattr( plugin, k )
5442 #print " algo:", str(algo)
5443 if type( algo ).__name__ == 'classobj' and hasattr( algo, "meshMethod" ):
5444 #print " meshMethod:" , str(algo.meshMethod)
5445 if not hasattr( Mesh, algo.meshMethod ):
5446 setattr( Mesh, algo.meshMethod, algoCreator( algo.meshMethod ))
5448 getattr( Mesh, algo.meshMethod ).add( algo )