1 # Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 # Author : Francis KLOSS, OCC
29 ## @defgroup l1_auxiliary Auxiliary methods and structures
30 ## @defgroup l1_creating Creating meshes
32 ## @defgroup l2_impexp Importing and exporting meshes
33 ## @defgroup l2_construct Constructing meshes
34 ## @defgroup l2_algorithms Defining Algorithms
36 ## @defgroup l3_algos_basic Basic meshing algorithms
37 ## @defgroup l3_algos_proj Projection Algorithms
38 ## @defgroup l3_algos_radialp Radial Prism
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_netgen Netgen 2D and 3D hypotheses
49 ## @defgroup l3_hypos_ghs3dh GHS3D Parameters hypothesis
50 ## @defgroup l3_hypos_blsurf BLSURF Parameters hypothesis
51 ## @defgroup l3_hypos_hexotic Hexotic Parameters hypothesis
52 ## @defgroup l3_hypos_additi Additional Hypotheses
55 ## @defgroup l2_submeshes Constructing submeshes
56 ## @defgroup l2_compounds Building Compounds
57 ## @defgroup l2_editing Editing Meshes
60 ## @defgroup l1_meshinfo Mesh Information
61 ## @defgroup l1_controls Quality controls and Filtering
62 ## @defgroup l1_grouping Grouping elements
64 ## @defgroup l2_grps_create Creating groups
65 ## @defgroup l2_grps_edit Editing groups
66 ## @defgroup l2_grps_operon Using operations on groups
67 ## @defgroup l2_grps_delete Deleting Groups
70 ## @defgroup l1_modifying Modifying meshes
72 ## @defgroup l2_modif_add Adding nodes and elements
73 ## @defgroup l2_modif_del Removing nodes and elements
74 ## @defgroup l2_modif_edit Modifying nodes and elements
75 ## @defgroup l2_modif_renumber Renumbering nodes and elements
76 ## @defgroup l2_modif_trsf Transforming meshes (Translation, Rotation, Symmetry, Sewing, Merging)
77 ## @defgroup l2_modif_movenode Moving nodes
78 ## @defgroup l2_modif_throughp Mesh through point
79 ## @defgroup l2_modif_invdiag Diagonal inversion of elements
80 ## @defgroup l2_modif_unitetri Uniting triangles
81 ## @defgroup l2_modif_changori Changing orientation of elements
82 ## @defgroup l2_modif_cutquadr Cutting quadrangles
83 ## @defgroup l2_modif_smooth Smoothing
84 ## @defgroup l2_modif_extrurev Extrusion and Revolution
85 ## @defgroup l2_modif_patterns Pattern mapping
86 ## @defgroup l2_modif_tofromqu Convert to/from Quadratic Mesh
93 import SMESH # This is necessary for back compatibility
100 # import NETGENPlugin module if possible
108 ## @addtogroup l1_auxiliary
111 # Types of algorithms
124 NETGEN_1D2D3D = FULL_NETGEN
125 NETGEN_FULL = FULL_NETGEN
130 # MirrorType enumeration
131 POINT = SMESH_MeshEditor.POINT
132 AXIS = SMESH_MeshEditor.AXIS
133 PLANE = SMESH_MeshEditor.PLANE
135 # Smooth_Method enumeration
136 LAPLACIAN_SMOOTH = SMESH_MeshEditor.LAPLACIAN_SMOOTH
137 CENTROIDAL_SMOOTH = SMESH_MeshEditor.CENTROIDAL_SMOOTH
139 # Fineness enumeration (for NETGEN)
147 # Optimization level of GHS3D
148 None_Optimization, Light_Optimization, Medium_Optimization, Strong_Optimization = 0,1,2,3
150 # Topology treatment way of BLSURF
151 FromCAD, PreProcess, PreProcessPlus = 0,1,2
153 # Element size flag of BLSURF
154 DefaultSize, DefaultGeom, Custom = 0,0,1
156 PrecisionConfusion = 1e-07
158 def IsEqual(val1, val2, tol=PrecisionConfusion):
159 if abs(val1 - val2) < tol:
167 ior = salome.orb.object_to_string(obj)
168 sobj = salome.myStudy.FindObjectIOR(ior)
172 attr = sobj.FindAttribute("AttributeName")[1]
175 ## Sets a name to the object
176 def SetName(obj, name):
177 if isinstance( obj, Mesh ):
179 elif isinstance( obj, Mesh_Algorithm ):
180 obj = obj.GetAlgorithm()
181 ior = salome.orb.object_to_string(obj)
182 sobj = salome.myStudy.FindObjectIOR(ior)
184 attr = sobj.FindAttribute("AttributeName")[1]
187 ## Prints error message if a hypothesis was not assigned.
188 def TreatHypoStatus(status, hypName, geomName, isAlgo):
190 hypType = "algorithm"
192 hypType = "hypothesis"
194 if status == HYP_UNKNOWN_FATAL :
195 reason = "for unknown reason"
196 elif status == HYP_INCOMPATIBLE :
197 reason = "this hypothesis mismatches the algorithm"
198 elif status == HYP_NOTCONFORM :
199 reason = "a non-conform mesh would be built"
200 elif status == HYP_ALREADY_EXIST :
201 reason = hypType + " of the same dimension is already assigned to this shape"
202 elif status == HYP_BAD_DIM :
203 reason = hypType + " mismatches the shape"
204 elif status == HYP_CONCURENT :
205 reason = "there are concurrent hypotheses on sub-shapes"
206 elif status == HYP_BAD_SUBSHAPE :
207 reason = "the shape is neither the main one, nor its subshape, nor a valid group"
208 elif status == HYP_BAD_GEOMETRY:
209 reason = "geometry mismatches the expectation of the algorithm"
210 elif status == HYP_HIDDEN_ALGO:
211 reason = "it is hidden by an algorithm of an upper dimension, which generates elements of all dimensions"
212 elif status == HYP_HIDING_ALGO:
213 reason = "it hides algorithms of lower dimensions by generating elements of all dimensions"
214 elif status == HYP_NEED_SHAPE:
215 reason = "Algorithm can't work without shape"
218 hypName = '"' + hypName + '"'
219 geomName= '"' + geomName+ '"'
220 if status < HYP_UNKNOWN_FATAL:
221 print hypName, "was assigned to", geomName,"but", reason
223 print hypName, "was not assigned to",geomName,":", reason
226 ## Converts an angle from degrees to radians
227 def DegreesToRadians(AngleInDegrees):
229 return AngleInDegrees * pi / 180.0
231 # end of l1_auxiliary
234 # All methods of this class are accessible directly from the smesh.py package.
235 class smeshDC(SMESH._objref_SMESH_Gen):
237 ## Sets the current study and Geometry component
238 # @ingroup l1_auxiliary
239 def init_smesh(self,theStudy,geompyD):
240 self.SetCurrentStudy(theStudy,geompyD)
242 ## Creates an empty Mesh. This mesh can have an underlying geometry.
243 # @param obj the Geometrical object on which the mesh is built. If not defined,
244 # the mesh will have no underlying geometry.
245 # @param name the name for the new mesh.
246 # @return an instance of Mesh class.
247 # @ingroup l2_construct
248 def Mesh(self, obj=0, name=0):
249 return Mesh(self,self.geompyD,obj,name)
251 ## Returns a long value from enumeration
252 # Should be used for SMESH.FunctorType enumeration
253 # @ingroup l1_controls
254 def EnumToLong(self,theItem):
257 ## Gets PointStruct from vertex
258 # @param theVertex a GEOM object(vertex)
259 # @return SMESH.PointStruct
260 # @ingroup l1_auxiliary
261 def GetPointStruct(self,theVertex):
262 [x, y, z] = self.geompyD.PointCoordinates(theVertex)
263 return PointStruct(x,y,z)
265 ## Gets DirStruct from vector
266 # @param theVector a GEOM object(vector)
267 # @return SMESH.DirStruct
268 # @ingroup l1_auxiliary
269 def GetDirStruct(self,theVector):
270 vertices = self.geompyD.SubShapeAll( theVector, geompyDC.ShapeType["VERTEX"] )
271 if(len(vertices) != 2):
272 print "Error: vector object is incorrect."
274 p1 = self.geompyD.PointCoordinates(vertices[0])
275 p2 = self.geompyD.PointCoordinates(vertices[1])
276 pnt = PointStruct(p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
277 dirst = DirStruct(pnt)
280 ## Makes DirStruct from a triplet
281 # @param x,y,z vector components
282 # @return SMESH.DirStruct
283 # @ingroup l1_auxiliary
284 def MakeDirStruct(self,x,y,z):
285 pnt = PointStruct(x,y,z)
286 return DirStruct(pnt)
288 ## Get AxisStruct from object
289 # @param theObj a GEOM object (line or plane)
290 # @return SMESH.AxisStruct
291 # @ingroup l1_auxiliary
292 def GetAxisStruct(self,theObj):
293 edges = self.geompyD.SubShapeAll( theObj, geompyDC.ShapeType["EDGE"] )
295 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geompyDC.ShapeType["VERTEX"] )
296 vertex3, vertex4 = self.geompyD.SubShapeAll( edges[1], geompyDC.ShapeType["VERTEX"] )
297 vertex1 = self.geompyD.PointCoordinates(vertex1)
298 vertex2 = self.geompyD.PointCoordinates(vertex2)
299 vertex3 = self.geompyD.PointCoordinates(vertex3)
300 vertex4 = self.geompyD.PointCoordinates(vertex4)
301 v1 = [vertex2[0]-vertex1[0], vertex2[1]-vertex1[1], vertex2[2]-vertex1[2]]
302 v2 = [vertex4[0]-vertex3[0], vertex4[1]-vertex3[1], vertex4[2]-vertex3[2]]
303 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] ]
304 axis = AxisStruct(vertex1[0], vertex1[1], vertex1[2], normal[0], normal[1], normal[2])
306 elif len(edges) == 1:
307 vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geompyDC.ShapeType["VERTEX"] )
308 p1 = self.geompyD.PointCoordinates( vertex1 )
309 p2 = self.geompyD.PointCoordinates( vertex2 )
310 axis = AxisStruct(p1[0], p1[1], p1[2], p2[0]-p1[0], p2[1]-p1[1], p2[2]-p1[2])
314 # From SMESH_Gen interface:
315 # ------------------------
317 ## Sets the current mode
318 # @ingroup l1_auxiliary
319 def SetEmbeddedMode( self,theMode ):
320 #self.SetEmbeddedMode(theMode)
321 SMESH._objref_SMESH_Gen.SetEmbeddedMode(self,theMode)
323 ## Gets the current mode
324 # @ingroup l1_auxiliary
325 def IsEmbeddedMode(self):
326 #return self.IsEmbeddedMode()
327 return SMESH._objref_SMESH_Gen.IsEmbeddedMode(self)
329 ## Sets the current study
330 # @ingroup l1_auxiliary
331 def SetCurrentStudy( self, theStudy, geompyD = None ):
332 #self.SetCurrentStudy(theStudy)
335 geompyD = geompy.geom
338 self.SetGeomEngine(geompyD)
339 SMESH._objref_SMESH_Gen.SetCurrentStudy(self,theStudy)
341 ## Gets the current study
342 # @ingroup l1_auxiliary
343 def GetCurrentStudy(self):
344 #return self.GetCurrentStudy()
345 return SMESH._objref_SMESH_Gen.GetCurrentStudy(self)
347 ## Creates a Mesh object importing data from the given UNV file
348 # @return an instance of Mesh class
350 def CreateMeshesFromUNV( self,theFileName ):
351 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromUNV(self,theFileName)
352 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
355 ## Creates a Mesh object(s) importing data from the given MED file
356 # @return a list of Mesh class instances
358 def CreateMeshesFromMED( self,theFileName ):
359 aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromMED(self,theFileName)
361 for iMesh in range(len(aSmeshMeshes)) :
362 aMesh = Mesh(self, self.geompyD, aSmeshMeshes[iMesh])
363 aMeshes.append(aMesh)
364 return aMeshes, aStatus
366 ## Creates a Mesh object importing data from the given STL file
367 # @return an instance of Mesh class
369 def CreateMeshesFromSTL( self, theFileName ):
370 aSmeshMesh = SMESH._objref_SMESH_Gen.CreateMeshesFromSTL(self,theFileName)
371 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
374 ## Concatenate the given meshes into one mesh.
375 # @return an instance of Mesh class
376 # @param meshes the meshes to combine into one mesh
377 # @param uniteIdenticalGroups if true, groups with same names are united, else they are renamed
378 # @param mergeNodesAndElements if true, equal nodes and elements aremerged
379 # @param mergeTolerance tolerance for merging nodes
380 # @param allGroups forces creation of groups of all elements
381 def Concatenate( self, meshes, uniteIdenticalGroups,
382 mergeNodesAndElements = False, mergeTolerance = 1e-5, allGroups = False):
384 aSmeshMesh = SMESH._objref_SMESH_Gen.ConcatenateWithGroups(
385 self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
387 aSmeshMesh = SMESH._objref_SMESH_Gen.Concatenate(
388 self,meshes,uniteIdenticalGroups,mergeNodesAndElements,mergeTolerance)
389 aMesh = Mesh(self, self.geompyD, aSmeshMesh)
392 ## From SMESH_Gen interface
393 # @return the list of integer values
394 # @ingroup l1_auxiliary
395 def GetSubShapesId( self, theMainObject, theListOfSubObjects ):
396 return SMESH._objref_SMESH_Gen.GetSubShapesId(self,theMainObject, theListOfSubObjects)
398 ## From SMESH_Gen interface. Creates a pattern
399 # @return an instance of SMESH_Pattern
401 # <a href="../tui_modifying_meshes_page.html#tui_pattern_mapping">Example of Patterns usage</a>
402 # @ingroup l2_modif_patterns
403 def GetPattern(self):
404 return SMESH._objref_SMESH_Gen.GetPattern(self)
407 # Filtering. Auxiliary functions:
408 # ------------------------------
410 ## Creates an empty criterion
411 # @return SMESH.Filter.Criterion
412 # @ingroup l1_controls
413 def GetEmptyCriterion(self):
414 Type = self.EnumToLong(FT_Undefined)
415 Compare = self.EnumToLong(FT_Undefined)
419 UnaryOp = self.EnumToLong(FT_Undefined)
420 BinaryOp = self.EnumToLong(FT_Undefined)
423 Precision = -1 ##@1e-07
424 return Filter.Criterion(Type, Compare, Threshold, ThresholdStr, ThresholdID,
425 UnaryOp, BinaryOp, Tolerance, TypeOfElement, Precision)
427 ## Creates a criterion by the given parameters
428 # @param elementType the type of elements(NODE, EDGE, FACE, VOLUME)
429 # @param CritType the type of criterion (FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc.)
430 # @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
431 # @param Treshold the threshold value (range of ids as string, shape, numeric)
432 # @param UnaryOp FT_LogicalNOT or FT_Undefined
433 # @param BinaryOp a binary logical operation FT_LogicalAND, FT_LogicalOR or
434 # FT_Undefined (must be for the last criterion of all criteria)
435 # @return SMESH.Filter.Criterion
436 # @ingroup l1_controls
437 def GetCriterion(self,elementType,
439 Compare = FT_EqualTo,
441 UnaryOp=FT_Undefined,
442 BinaryOp=FT_Undefined):
443 aCriterion = self.GetEmptyCriterion()
444 aCriterion.TypeOfElement = elementType
445 aCriterion.Type = self.EnumToLong(CritType)
449 if Compare in [FT_LessThan, FT_MoreThan, FT_EqualTo]:
450 aCriterion.Compare = self.EnumToLong(Compare)
451 elif Compare == "=" or Compare == "==":
452 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
454 aCriterion.Compare = self.EnumToLong(FT_LessThan)
456 aCriterion.Compare = self.EnumToLong(FT_MoreThan)
458 aCriterion.Compare = self.EnumToLong(FT_EqualTo)
461 if CritType in [FT_BelongToGeom, FT_BelongToPlane, FT_BelongToGenSurface,
462 FT_BelongToCylinder, FT_LyingOnGeom]:
463 # Checks the treshold
464 if isinstance(aTreshold, geompyDC.GEOM._objref_GEOM_Object):
465 aCriterion.ThresholdStr = GetName(aTreshold)
466 aCriterion.ThresholdID = salome.ObjectToID(aTreshold)
468 print "Error: The treshold should be a shape."
470 elif CritType == FT_RangeOfIds:
471 # Checks the treshold
472 if isinstance(aTreshold, str):
473 aCriterion.ThresholdStr = aTreshold
475 print "Error: The treshold should be a string."
477 elif CritType in [FT_FreeBorders, FT_FreeEdges, FT_BadOrientedVolume]:
478 # At this point the treshold is unnecessary
479 if aTreshold == FT_LogicalNOT:
480 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
481 elif aTreshold in [FT_LogicalAND, FT_LogicalOR]:
482 aCriterion.BinaryOp = aTreshold
486 aTreshold = float(aTreshold)
487 aCriterion.Threshold = aTreshold
489 print "Error: The treshold should be a number."
492 if Treshold == FT_LogicalNOT or UnaryOp == FT_LogicalNOT:
493 aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
495 if Treshold in [FT_LogicalAND, FT_LogicalOR]:
496 aCriterion.BinaryOp = self.EnumToLong(Treshold)
498 if UnaryOp in [FT_LogicalAND, FT_LogicalOR]:
499 aCriterion.BinaryOp = self.EnumToLong(UnaryOp)
501 if BinaryOp in [FT_LogicalAND, FT_LogicalOR]:
502 aCriterion.BinaryOp = self.EnumToLong(BinaryOp)
506 ## Creates a filter with the given parameters
507 # @param elementType the type of elements in the group
508 # @param CritType the type of criterion ( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
509 # @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
510 # @param Treshold the threshold value (range of id ids as string, shape, numeric)
511 # @param UnaryOp FT_LogicalNOT or FT_Undefined
512 # @return SMESH_Filter
513 # @ingroup l1_controls
514 def GetFilter(self,elementType,
515 CritType=FT_Undefined,
518 UnaryOp=FT_Undefined):
519 aCriterion = self.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined)
520 aFilterMgr = self.CreateFilterManager()
521 aFilter = aFilterMgr.CreateFilter()
523 aCriteria.append(aCriterion)
524 aFilter.SetCriteria(aCriteria)
527 ## Creates a numerical functor by its type
528 # @param theCriterion FT_...; functor type
529 # @return SMESH_NumericalFunctor
530 # @ingroup l1_controls
531 def GetFunctor(self,theCriterion):
532 aFilterMgr = self.CreateFilterManager()
533 if theCriterion == FT_AspectRatio:
534 return aFilterMgr.CreateAspectRatio()
535 elif theCriterion == FT_AspectRatio3D:
536 return aFilterMgr.CreateAspectRatio3D()
537 elif theCriterion == FT_Warping:
538 return aFilterMgr.CreateWarping()
539 elif theCriterion == FT_MinimumAngle:
540 return aFilterMgr.CreateMinimumAngle()
541 elif theCriterion == FT_Taper:
542 return aFilterMgr.CreateTaper()
543 elif theCriterion == FT_Skew:
544 return aFilterMgr.CreateSkew()
545 elif theCriterion == FT_Area:
546 return aFilterMgr.CreateArea()
547 elif theCriterion == FT_Volume3D:
548 return aFilterMgr.CreateVolume3D()
549 elif theCriterion == FT_MultiConnection:
550 return aFilterMgr.CreateMultiConnection()
551 elif theCriterion == FT_MultiConnection2D:
552 return aFilterMgr.CreateMultiConnection2D()
553 elif theCriterion == FT_Length:
554 return aFilterMgr.CreateLength()
555 elif theCriterion == FT_Length2D:
556 return aFilterMgr.CreateLength2D()
558 print "Error: given parameter is not numerucal functor type."
562 #Registering the new proxy for SMESH_Gen
563 omniORB.registerObjref(SMESH._objref_SMESH_Gen._NP_RepositoryId, smeshDC)
569 ## This class allows defining and managing a mesh.
570 # It has a set of methods to build a mesh on the given geometry, including the definition of sub-meshes.
571 # It also has methods to define groups of mesh elements, to modify a mesh (by addition of
572 # new nodes and elements and by changing the existing entities), to get information
573 # about a mesh and to export a mesh into different formats.
582 # Creates a mesh on the shape \a obj (or an empty mesh if \a obj is equal to 0) and
583 # sets the GUI name of this mesh to \a name.
584 # @param smeshpyD an instance of smeshDC class
585 # @param geompyD an instance of geompyDC class
586 # @param obj Shape to be meshed or SMESH_Mesh object
587 # @param name Study name of the mesh
588 # @ingroup l2_construct
589 def __init__(self, smeshpyD, geompyD, obj=0, name=0):
590 self.smeshpyD=smeshpyD
595 if isinstance(obj, geompyDC.GEOM._objref_GEOM_Object):
597 self.mesh = self.smeshpyD.CreateMesh(self.geom)
598 elif isinstance(obj, SMESH._objref_SMESH_Mesh):
601 self.mesh = self.smeshpyD.CreateEmptyMesh()
603 SetName(self.mesh, name)
605 SetName(self.mesh, GetName(obj))
608 self.geom = self.mesh.GetShapeToMesh()
610 self.editor = self.mesh.GetMeshEditor()
612 ## Initializes the Mesh object from an instance of SMESH_Mesh interface
613 # @param theMesh a SMESH_Mesh object
614 # @ingroup l2_construct
615 def SetMesh(self, theMesh):
617 self.geom = self.mesh.GetShapeToMesh()
619 ## Returns the mesh, that is an instance of SMESH_Mesh interface
620 # @return a SMESH_Mesh object
621 # @ingroup l2_construct
625 ## Gets the name of the mesh
626 # @return the name of the mesh as a string
627 # @ingroup l2_construct
629 name = GetName(self.GetMesh())
632 ## Sets a name to the mesh
633 # @param name a new name of the mesh
634 # @ingroup l2_construct
635 def SetName(self, name):
636 SetName(self.GetMesh(), name)
638 ## Gets the subMesh object associated to a \a theSubObject geometrical object.
639 # The subMesh object gives access to the IDs of nodes and elements.
640 # @param theSubObject a geometrical object (shape)
641 # @param theName a name for the submesh
642 # @return an object of type SMESH_SubMesh, representing a part of mesh, which lies on the given shape
643 # @ingroup l2_submeshes
644 def GetSubMesh(self, theSubObject, theName):
645 submesh = self.mesh.GetSubMesh(theSubObject, theName)
648 ## Returns the shape associated to the mesh
649 # @return a GEOM_Object
650 # @ingroup l2_construct
654 ## Associates the given shape to the mesh (entails the recreation of the mesh)
655 # @param geom the shape to be meshed (GEOM_Object)
656 # @ingroup l2_construct
657 def SetShape(self, geom):
658 self.mesh = self.smeshpyD.CreateMesh(geom)
660 ## Returns true if the hypotheses are defined well
661 # @param theSubObject a subshape of a mesh shape
662 # @return True or False
663 # @ingroup l2_construct
664 def IsReadyToCompute(self, theSubObject):
665 return self.smeshpyD.IsReadyToCompute(self.mesh, theSubObject)
667 ## Returns errors of hypotheses definition.
668 # The list of errors is empty if everything is OK.
669 # @param theSubObject a subshape of a mesh shape
670 # @return a list of errors
671 # @ingroup l2_construct
672 def GetAlgoState(self, theSubObject):
673 return self.smeshpyD.GetAlgoState(self.mesh, theSubObject)
675 ## Returns a geometrical object on which the given element was built.
676 # The returned geometrical object, if not nil, is either found in the
677 # study or published by this method with the given name
678 # @param theElementID the id of the mesh element
679 # @param theGeomName the user-defined name of the geometrical object
680 # @return GEOM::GEOM_Object instance
681 # @ingroup l2_construct
682 def GetGeometryByMeshElement(self, theElementID, theGeomName):
683 return self.smeshpyD.GetGeometryByMeshElement( self.mesh, theElementID, theGeomName )
685 ## Returns the mesh dimension depending on the dimension of the underlying shape
686 # @return mesh dimension as an integer value [0,3]
687 # @ingroup l1_auxiliary
688 def MeshDimension(self):
689 shells = self.geompyD.SubShapeAllIDs( self.geom, geompyDC.ShapeType["SHELL"] )
690 if len( shells ) > 0 :
692 elif self.geompyD.NumberOfFaces( self.geom ) > 0 :
694 elif self.geompyD.NumberOfEdges( self.geom ) > 0 :
700 ## Creates a segment discretization 1D algorithm.
701 # If the optional \a algo parameter is not set, this algorithm is REGULAR.
702 # \n If the optional \a geom parameter is not set, this algorithm is global.
703 # Otherwise, this algorithm defines a submesh based on \a geom subshape.
704 # @param algo the type of the required algorithm. Possible values are:
706 # - smesh.PYTHON for discretization via a python function,
707 # - smesh.COMPOSITE for meshing a set of edges on one face side as a whole.
708 # @param geom If defined is the subshape to be meshed
709 # @return an instance of Mesh_Segment or Mesh_Segment_Python, or Mesh_CompositeSegment class
710 # @ingroup l3_algos_basic
711 def Segment(self, algo=REGULAR, geom=0):
712 ## if Segment(geom) is called by mistake
713 if isinstance( algo, geompyDC.GEOM._objref_GEOM_Object):
714 algo, geom = geom, algo
715 if not algo: algo = REGULAR
718 return Mesh_Segment(self, geom)
720 return Mesh_Segment_Python(self, geom)
721 elif algo == COMPOSITE:
722 return Mesh_CompositeSegment(self, geom)
724 return Mesh_Segment(self, geom)
726 ## Enables creation of nodes and segments usable by 2D algoritms.
727 # The added nodes and segments must be bound to edges and vertices by
728 # SetNodeOnVertex(), SetNodeOnEdge() and SetMeshElementOnShape()
729 # If the optional \a geom parameter is not set, this algorithm is global.
730 # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
731 # @param geom the subshape to be manually meshed
732 # @return StdMeshers_UseExisting_1D algorithm that generates nothing
733 # @ingroup l3_algos_basic
734 def UseExistingSegments(self, geom=0):
735 algo = Mesh_UseExisting(1,self,geom)
736 return algo.GetAlgorithm()
738 ## Enables creation of nodes and faces usable by 3D algoritms.
739 # The added nodes and faces must be bound to geom faces by SetNodeOnFace()
740 # and SetMeshElementOnShape()
741 # If the optional \a geom parameter is not set, this algorithm is global.
742 # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
743 # @param geom the subshape to be manually meshed
744 # @return StdMeshers_UseExisting_2D algorithm that generates nothing
745 # @ingroup l3_algos_basic
746 def UseExistingFaces(self, geom=0):
747 algo = Mesh_UseExisting(2,self,geom)
748 return algo.GetAlgorithm()
750 ## Creates a triangle 2D algorithm for faces.
751 # If the optional \a geom parameter is not set, this algorithm is global.
752 # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
753 # @param algo values are: smesh.MEFISTO || smesh.NETGEN_1D2D || smesh.NETGEN_2D || smesh.BLSURF
754 # @param geom If defined, the subshape to be meshed (GEOM_Object)
755 # @return an instance of Mesh_Triangle algorithm
756 # @ingroup l3_algos_basic
757 def Triangle(self, algo=MEFISTO, geom=0):
758 ## if Triangle(geom) is called by mistake
759 if (isinstance(algo, geompyDC.GEOM._objref_GEOM_Object)):
763 return Mesh_Triangle(self, algo, geom)
765 ## Creates a quadrangle 2D algorithm for faces.
766 # If the optional \a geom parameter is not set, this algorithm is global.
767 # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
768 # @param geom If defined, the subshape to be meshed (GEOM_Object)
769 # @return an instance of Mesh_Quadrangle algorithm
770 # @ingroup l3_algos_basic
771 def Quadrangle(self, geom=0):
772 return Mesh_Quadrangle(self, geom)
774 ## Creates a tetrahedron 3D algorithm for solids.
775 # The parameter \a algo permits to choose the algorithm: NETGEN or GHS3D
776 # If the optional \a geom parameter is not set, this algorithm is global.
777 # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
778 # @param algo values are: smesh.NETGEN, smesh.GHS3D, smesh.FULL_NETGEN
779 # @param geom If defined, the subshape to be meshed (GEOM_Object)
780 # @return an instance of Mesh_Tetrahedron algorithm
781 # @ingroup l3_algos_basic
782 def Tetrahedron(self, algo=NETGEN, geom=0):
783 ## if Tetrahedron(geom) is called by mistake
784 if ( isinstance( algo, geompyDC.GEOM._objref_GEOM_Object)):
785 algo, geom = geom, algo
786 if not algo: algo = NETGEN
788 return Mesh_Tetrahedron(self, algo, geom)
790 ## Creates a hexahedron 3D algorithm for solids.
791 # If the optional \a geom parameter is not set, this algorithm is global.
792 # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
793 # @param algo possible values are: smesh.Hexa, smesh.Hexotic
794 # @param geom If defined, the subshape to be meshed (GEOM_Object)
795 # @return an instance of Mesh_Hexahedron algorithm
796 # @ingroup l3_algos_basic
797 def Hexahedron(self, algo=Hexa, geom=0):
798 ## if Hexahedron(geom, algo) or Hexahedron(geom) is called by mistake
799 if ( isinstance(algo, geompyDC.GEOM._objref_GEOM_Object) ):
800 if geom in [Hexa, Hexotic]: algo, geom = geom, algo
801 elif geom == 0: algo, geom = Hexa, algo
802 return Mesh_Hexahedron(self, algo, geom)
804 ## Deprecated, used only for compatibility!
805 # @return an instance of Mesh_Netgen algorithm
806 # @ingroup l3_algos_basic
807 def Netgen(self, is3D, geom=0):
808 return Mesh_Netgen(self, is3D, geom)
810 ## Creates a projection 1D algorithm for edges.
811 # If the optional \a geom parameter is not set, this algorithm is global.
812 # Otherwise, this algorithm defines a submesh based on \a geom subshape.
813 # @param geom If defined, the subshape to be meshed
814 # @return an instance of Mesh_Projection1D algorithm
815 # @ingroup l3_algos_proj
816 def Projection1D(self, geom=0):
817 return Mesh_Projection1D(self, geom)
819 ## Creates a projection 2D algorithm for faces.
820 # If the optional \a geom parameter is not set, this algorithm is global.
821 # Otherwise, this algorithm defines a submesh based on \a geom subshape.
822 # @param geom If defined, the subshape to be meshed
823 # @return an instance of Mesh_Projection2D algorithm
824 # @ingroup l3_algos_proj
825 def Projection2D(self, geom=0):
826 return Mesh_Projection2D(self, geom)
828 ## Creates a projection 3D algorithm for solids.
829 # If the optional \a geom parameter is not set, this algorithm is global.
830 # Otherwise, this algorithm defines a submesh based on \a geom subshape.
831 # @param geom If defined, the subshape to be meshed
832 # @return an instance of Mesh_Projection3D algorithm
833 # @ingroup l3_algos_proj
834 def Projection3D(self, geom=0):
835 return Mesh_Projection3D(self, geom)
837 ## Creates a 3D extrusion (Prism 3D) or RadialPrism 3D algorithm for solids.
838 # If the optional \a geom parameter is not set, this algorithm is global.
839 # Otherwise, this algorithm defines a submesh based on \a geom subshape.
840 # @param geom If defined, the subshape to be meshed
841 # @return an instance of Mesh_Prism3D or Mesh_RadialPrism3D algorithm
842 # @ingroup l3_algos_radialp l3_algos_3dextr
843 def Prism(self, geom=0):
847 nbSolids = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SOLID"] ))
848 nbShells = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SHELL"] ))
849 if nbSolids == 0 or nbSolids == nbShells:
850 return Mesh_Prism3D(self, geom)
851 return Mesh_RadialPrism3D(self, geom)
853 ## Computes the mesh and returns the status of the computation
854 # @return True or False
855 # @ingroup l2_construct
856 def Compute(self, geom=0):
857 if geom == 0 or not isinstance(geom, geompyDC.GEOM._objref_GEOM_Object):
859 geom = self.mesh.GetShapeToMesh()
864 ok = self.smeshpyD.Compute(self.mesh, geom)
865 except SALOME.SALOME_Exception, ex:
866 print "Mesh computation failed, exception caught:"
867 print " ", ex.details.text
870 print "Mesh computation failed, exception caught:"
871 traceback.print_exc()
873 errors = self.smeshpyD.GetAlgoState( self.mesh, geom )
884 reason = '%s %sD algorithm is missing' % (glob, dim)
885 elif err.state == HYP_MISSING:
886 reason = ('%s %sD algorithm "%s" misses %sD hypothesis'
887 % (glob, dim, name, dim))
888 elif err.state == HYP_NOTCONFORM:
889 reason = 'Global "Not Conform mesh allowed" hypothesis is missing'
890 elif err.state == HYP_BAD_PARAMETER:
891 reason = ('Hypothesis of %s %sD algorithm "%s" has a bad parameter value'
892 % ( glob, dim, name ))
893 elif err.state == HYP_BAD_GEOMETRY:
894 reason = ('%s %sD algorithm "%s" is assigned to mismatching'
895 'geometry' % ( glob, dim, name ))
897 reason = "For unknown reason."+\
898 " Revise Mesh.Compute() implementation in smeshDC.py!"
906 print '"' + GetName(self.mesh) + '"',"has not been computed:"
910 print '"' + GetName(self.mesh) + '"',"has not been computed."
913 if salome.sg.hasDesktop():
914 smeshgui = salome.ImportComponentGUI("SMESH")
915 smeshgui.Init(salome.myStudyId)
916 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), ok, (self.NbNodes()==0) )
917 salome.sg.updateObjBrowser(1)
921 ## Removes all nodes and elements
922 # @ingroup l2_construct
925 if salome.sg.hasDesktop():
926 smeshgui = salome.ImportComponentGUI("SMESH")
927 smeshgui.Init(salome.myStudyId)
928 smeshgui.SetMeshIcon( salome.ObjectToID( self.mesh ), False, True )
929 salome.sg.updateObjBrowser(1)
931 ## Computes a tetrahedral mesh using AutomaticLength + MEFISTO + NETGEN
932 # @param fineness [0,-1] defines mesh fineness
933 # @return True or False
934 # @ingroup l3_algos_basic
935 def AutomaticTetrahedralization(self, fineness=0):
936 dim = self.MeshDimension()
938 self.RemoveGlobalHypotheses()
939 self.Segment().AutomaticLength(fineness)
941 self.Triangle().LengthFromEdges()
944 self.Tetrahedron(NETGEN)
946 return self.Compute()
948 ## Computes an hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron
949 # @param fineness [0,-1] defines mesh fineness
950 # @return True or False
951 # @ingroup l3_algos_basic
952 def AutomaticHexahedralization(self, fineness=0):
953 dim = self.MeshDimension()
954 # assign the hypotheses
955 self.RemoveGlobalHypotheses()
956 self.Segment().AutomaticLength(fineness)
963 return self.Compute()
965 ## Assigns a hypothesis
966 # @param hyp a hypothesis to assign
967 # @param geom a subhape of mesh geometry
968 # @return SMESH.Hypothesis_Status
969 # @ingroup l2_hypotheses
970 def AddHypothesis(self, hyp, geom=0):
971 if isinstance( hyp, Mesh_Algorithm ):
972 hyp = hyp.GetAlgorithm()
977 geom = self.mesh.GetShapeToMesh()
979 status = self.mesh.AddHypothesis(geom, hyp)
980 isAlgo = hyp._narrow( SMESH_Algo )
981 TreatHypoStatus( status, GetName( hyp ), GetName( geom ), isAlgo )
984 ## Unassigns a hypothesis
985 # @param hyp a hypothesis to unassign
986 # @param geom a subshape of mesh geometry
987 # @return SMESH.Hypothesis_Status
988 # @ingroup l2_hypotheses
989 def RemoveHypothesis(self, hyp, geom=0):
990 if isinstance( hyp, Mesh_Algorithm ):
991 hyp = hyp.GetAlgorithm()
996 status = self.mesh.RemoveHypothesis(geom, hyp)
999 ## Gets the list of hypotheses added on a geometry
1000 # @param geom a subshape of mesh geometry
1001 # @return the sequence of SMESH_Hypothesis
1002 # @ingroup l2_hypotheses
1003 def GetHypothesisList(self, geom):
1004 return self.mesh.GetHypothesisList( geom )
1006 ## Removes all global hypotheses
1007 # @ingroup l2_hypotheses
1008 def RemoveGlobalHypotheses(self):
1009 current_hyps = self.mesh.GetHypothesisList( self.geom )
1010 for hyp in current_hyps:
1011 self.mesh.RemoveHypothesis( self.geom, hyp )
1015 ## Creates a mesh group based on the geometric object \a grp
1016 # and gives a \a name, \n if this parameter is not defined
1017 # the name is the same as the geometric group name \n
1018 # Note: Works like GroupOnGeom().
1019 # @param grp a geometric group, a vertex, an edge, a face or a solid
1020 # @param name the name of the mesh group
1021 # @return SMESH_GroupOnGeom
1022 # @ingroup l2_grps_create
1023 def Group(self, grp, name=""):
1024 return self.GroupOnGeom(grp, name)
1026 ## Deprecated, used only for compatibility! Please, use ExportMED() method instead.
1027 # Exports the mesh in a file in MED format and chooses the \a version of MED format
1028 # @param f the file name
1029 # @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
1030 # @ingroup l2_impexp
1031 def ExportToMED(self, f, version, opt=0):
1032 self.mesh.ExportToMED(f, opt, version)
1034 ## Exports the mesh in a file in MED format
1035 # @param f is the file name
1036 # @param auto_groups boolean parameter for creating/not creating
1037 # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
1038 # the typical use is auto_groups=false.
1039 # @param version MED format version(MED_V2_1 or MED_V2_2)
1040 # @ingroup l2_impexp
1041 def ExportMED(self, f, auto_groups=0, version=MED_V2_2):
1042 self.mesh.ExportToMED(f, auto_groups, version)
1044 ## Exports the mesh in a file in DAT format
1045 # @param f the file name
1046 # @ingroup l2_impexp
1047 def ExportDAT(self, f):
1048 self.mesh.ExportDAT(f)
1050 ## Exports the mesh in a file in UNV format
1051 # @param f the file name
1052 # @ingroup l2_impexp
1053 def ExportUNV(self, f):
1054 self.mesh.ExportUNV(f)
1056 ## Export the mesh in a file in STL format
1057 # @param f the file name
1058 # @param ascii defines the file encoding
1059 # @ingroup l2_impexp
1060 def ExportSTL(self, f, ascii=1):
1061 self.mesh.ExportSTL(f, ascii)
1064 # Operations with groups:
1065 # ----------------------
1067 ## Creates an empty mesh group
1068 # @param elementType the type of elements in the group
1069 # @param name the name of the mesh group
1070 # @return SMESH_Group
1071 # @ingroup l2_grps_create
1072 def CreateEmptyGroup(self, elementType, name):
1073 return self.mesh.CreateGroup(elementType, name)
1075 ## Creates a mesh group based on the geometrical object \a grp
1076 # and gives a \a name, \n if this parameter is not defined
1077 # the name is the same as the geometrical group name
1078 # @param grp a geometrical group, a vertex, an edge, a face or a solid
1079 # @param name the name of the mesh group
1080 # @param typ the type of elements in the group. If not set, it is
1081 # automatically detected by the type of the geometry
1082 # @return SMESH_GroupOnGeom
1083 # @ingroup l2_grps_create
1084 def GroupOnGeom(self, grp, name="", typ=None):
1086 name = grp.GetName()
1089 tgeo = str(grp.GetShapeType())
1090 if tgeo == "VERTEX":
1092 elif tgeo == "EDGE":
1094 elif tgeo == "FACE":
1096 elif tgeo == "SOLID":
1098 elif tgeo == "SHELL":
1100 elif tgeo == "COMPOUND":
1101 if len( self.geompyD.GetObjectIDs( grp )) == 0:
1102 print "Mesh.Group: empty geometric group", GetName( grp )
1104 tgeo = self.geompyD.GetType(grp)
1105 if tgeo == geompyDC.ShapeType["VERTEX"]:
1107 elif tgeo == geompyDC.ShapeType["EDGE"]:
1109 elif tgeo == geompyDC.ShapeType["FACE"]:
1111 elif tgeo == geompyDC.ShapeType["SOLID"]:
1115 print "Mesh.Group: bad first argument: expected a group, a vertex, an edge, a face or a solid"
1118 return self.mesh.CreateGroupFromGEOM(typ, name, grp)
1120 ## Creates a mesh group by the given ids of elements
1121 # @param groupName the name of the mesh group
1122 # @param elementType the type of elements in the group
1123 # @param elemIDs the list of ids
1124 # @return SMESH_Group
1125 # @ingroup l2_grps_create
1126 def MakeGroupByIds(self, groupName, elementType, elemIDs):
1127 group = self.mesh.CreateGroup(elementType, groupName)
1131 ## Creates a mesh group by the given conditions
1132 # @param groupName the name of the mesh group
1133 # @param elementType the type of elements in the group
1134 # @param CritType the type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
1135 # @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
1136 # @param Treshold the threshold value (range of id ids as string, shape, numeric)
1137 # @param UnaryOp FT_LogicalNOT or FT_Undefined
1138 # @return SMESH_Group
1139 # @ingroup l2_grps_create
1143 CritType=FT_Undefined,
1146 UnaryOp=FT_Undefined):
1147 aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined)
1148 group = self.MakeGroupByCriterion(groupName, aCriterion)
1151 ## Creates a mesh group by the given criterion
1152 # @param groupName the name of the mesh group
1153 # @param Criterion the instance of Criterion class
1154 # @return SMESH_Group
1155 # @ingroup l2_grps_create
1156 def MakeGroupByCriterion(self, groupName, Criterion):
1157 aFilterMgr = self.smeshpyD.CreateFilterManager()
1158 aFilter = aFilterMgr.CreateFilter()
1160 aCriteria.append(Criterion)
1161 aFilter.SetCriteria(aCriteria)
1162 group = self.MakeGroupByFilter(groupName, aFilter)
1165 ## Creates a mesh group by the given criteria (list of criteria)
1166 # @param groupName the name of the mesh group
1167 # @param theCriteria the list of criteria
1168 # @return SMESH_Group
1169 # @ingroup l2_grps_create
1170 def MakeGroupByCriteria(self, groupName, theCriteria):
1171 aFilterMgr = self.smeshpyD.CreateFilterManager()
1172 aFilter = aFilterMgr.CreateFilter()
1173 aFilter.SetCriteria(theCriteria)
1174 group = self.MakeGroupByFilter(groupName, aFilter)
1177 ## Creates a mesh group by the given filter
1178 # @param groupName the name of the mesh group
1179 # @param theFilter the instance of Filter class
1180 # @return SMESH_Group
1181 # @ingroup l2_grps_create
1182 def MakeGroupByFilter(self, groupName, theFilter):
1183 anIds = theFilter.GetElementsId(self.mesh)
1184 anElemType = theFilter.GetElementType()
1185 group = self.MakeGroupByIds(groupName, anElemType, anIds)
1188 ## Passes mesh elements through the given filter and return IDs of fitting elements
1189 # @param theFilter SMESH_Filter
1190 # @return a list of ids
1191 # @ingroup l1_controls
1192 def GetIdsFromFilter(self, theFilter):
1193 return theFilter.GetElementsId(self.mesh)
1195 ## Verifies whether a 2D mesh element has free edges (edges connected to one face only)\n
1196 # Returns a list of special structures (borders).
1197 # @return a list of SMESH.FreeEdges.Border structure: edge id and ids of two its nodes.
1198 # @ingroup l1_controls
1199 def GetFreeBorders(self):
1200 aFilterMgr = self.smeshpyD.CreateFilterManager()
1201 aPredicate = aFilterMgr.CreateFreeEdges()
1202 aPredicate.SetMesh(self.mesh)
1203 aBorders = aPredicate.GetBorders()
1207 # @ingroup l2_grps_delete
1208 def RemoveGroup(self, group):
1209 self.mesh.RemoveGroup(group)
1211 ## Removes a group with its contents
1212 # @ingroup l2_grps_delete
1213 def RemoveGroupWithContents(self, group):
1214 self.mesh.RemoveGroupWithContents(group)
1216 ## Gets the list of groups existing in the mesh
1217 # @return a sequence of SMESH_GroupBase
1218 # @ingroup l2_grps_create
1219 def GetGroups(self):
1220 return self.mesh.GetGroups()
1222 ## Gets the number of groups existing in the mesh
1223 # @return the quantity of groups as an integer value
1224 # @ingroup l2_grps_create
1226 return self.mesh.NbGroups()
1228 ## Gets the list of names of groups existing in the mesh
1229 # @return list of strings
1230 # @ingroup l2_grps_create
1231 def GetGroupNames(self):
1232 groups = self.GetGroups()
1234 for group in groups:
1235 names.append(group.GetName())
1238 ## Produces a union of two groups
1239 # A new group is created. All mesh elements that are
1240 # present in the initial groups are added to the new one
1241 # @return an instance of SMESH_Group
1242 # @ingroup l2_grps_operon
1243 def UnionGroups(self, group1, group2, name):
1244 return self.mesh.UnionGroups(group1, group2, name)
1246 ## Produces a union list of groups
1247 # New group is created. All mesh elements that are present in
1248 # initial groups are added to the new one
1249 # @return an instance of SMESH_Group
1250 # @ingroup l2_grps_operon
1251 def UnionListOfGroups(self, groups, name):
1252 return self.mesh.UnionListOfGroups(groups, name)
1254 ## Prodices an intersection of two groups
1255 # A new group is created. All mesh elements that are common
1256 # for the two initial groups are added to the new one.
1257 # @return an instance of SMESH_Group
1258 # @ingroup l2_grps_operon
1259 def IntersectGroups(self, group1, group2, name):
1260 return self.mesh.IntersectGroups(group1, group2, name)
1262 ## Produces an intersection of groups
1263 # New group is created. All mesh elements that are present in all
1264 # initial groups simultaneously are added to the new one
1265 # @return an instance of SMESH_Group
1266 # @ingroup l2_grps_operon
1267 def IntersectListOfGroups(self, groups, name):
1268 return self.mesh.IntersectListOfGroups(groups, name)
1270 ## Produces a cut of two groups
1271 # A new group is created. All mesh elements that are present in
1272 # the main group but are not present in the tool group are added to the new one
1273 # @return an instance of SMESH_Group
1274 # @ingroup l2_grps_operon
1275 def CutGroups(self, groups, name):
1276 return self.mesh.CutGroups(groups, name)
1278 ## Produces a cut of groups
1279 # A new group is created. All mesh elements that are present in main groups
1280 # but do not present in tool groups are added to the new one
1281 # @return an instance of SMESH_Group
1282 # @ingroup l2_grps_operon
1283 def CutListOfGroups(self, main_groups, tool_groups, name):
1284 return self.mesh.CutListOfGroups(main_groups, tool_groups, name)
1286 ## Produces a group of elements with specified element type using list of existing groups
1287 # A new group is created. System
1288 # 1) extract all nodes on which groups elements are built
1289 # 2) combine all elements of specified dimension laying on these nodes
1290 # @return an instance of SMESH_Group
1291 # @ingroup l2_grps_operon
1292 def CreateDimGroup(self, groups, elem_type, name):
1293 return self.mesh.CreateDimGroup(groups, elem_type, name)
1296 # Get some info about mesh:
1297 # ------------------------
1299 ## Returns the log of nodes and elements added or removed
1300 # since the previous clear of the log.
1301 # @param clearAfterGet log is emptied after Get (safe if concurrents access)
1302 # @return list of log_block structures:
1307 # @ingroup l1_auxiliary
1308 def GetLog(self, clearAfterGet):
1309 return self.mesh.GetLog(clearAfterGet)
1311 ## Clears the log of nodes and elements added or removed since the previous
1312 # clear. Must be used immediately after GetLog if clearAfterGet is false.
1313 # @ingroup l1_auxiliary
1315 self.mesh.ClearLog()
1317 ## Toggles auto color mode on the object.
1318 # @param theAutoColor the flag which toggles auto color mode.
1319 # @ingroup l1_auxiliary
1320 def SetAutoColor(self, theAutoColor):
1321 self.mesh.SetAutoColor(theAutoColor)
1323 ## Gets flag of object auto color mode.
1324 # @return True or False
1325 # @ingroup l1_auxiliary
1326 def GetAutoColor(self):
1327 return self.mesh.GetAutoColor()
1329 ## Gets the internal ID
1330 # @return integer value, which is the internal Id of the mesh
1331 # @ingroup l1_auxiliary
1333 return self.mesh.GetId()
1336 # @return integer value, which is the study Id of the mesh
1337 # @ingroup l1_auxiliary
1338 def GetStudyId(self):
1339 return self.mesh.GetStudyId()
1341 ## Checks the group names for duplications.
1342 # Consider the maximum group name length stored in MED file.
1343 # @return True or False
1344 # @ingroup l1_auxiliary
1345 def HasDuplicatedGroupNamesMED(self):
1346 return self.mesh.HasDuplicatedGroupNamesMED()
1348 ## Obtains the mesh editor tool
1349 # @return an instance of SMESH_MeshEditor
1350 # @ingroup l1_modifying
1351 def GetMeshEditor(self):
1352 return self.mesh.GetMeshEditor()
1355 # @return an instance of SALOME_MED::MESH
1356 # @ingroup l1_auxiliary
1357 def GetMEDMesh(self):
1358 return self.mesh.GetMEDMesh()
1361 # Get informations about mesh contents:
1362 # ------------------------------------
1364 ## Returns the number of nodes in the mesh
1365 # @return an integer value
1366 # @ingroup l1_meshinfo
1368 return self.mesh.NbNodes()
1370 ## Returns the number of elements in the mesh
1371 # @return an integer value
1372 # @ingroup l1_meshinfo
1373 def NbElements(self):
1374 return self.mesh.NbElements()
1376 ## Returns the number of edges in the mesh
1377 # @return an integer value
1378 # @ingroup l1_meshinfo
1380 return self.mesh.NbEdges()
1382 ## Returns the number of edges with the given order in the mesh
1383 # @param elementOrder the order of elements:
1384 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1385 # @return an integer value
1386 # @ingroup l1_meshinfo
1387 def NbEdgesOfOrder(self, elementOrder):
1388 return self.mesh.NbEdgesOfOrder(elementOrder)
1390 ## Returns the number of faces in the mesh
1391 # @return an integer value
1392 # @ingroup l1_meshinfo
1394 return self.mesh.NbFaces()
1396 ## Returns the number of faces with the given order in the mesh
1397 # @param elementOrder the order of elements:
1398 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1399 # @return an integer value
1400 # @ingroup l1_meshinfo
1401 def NbFacesOfOrder(self, elementOrder):
1402 return self.mesh.NbFacesOfOrder(elementOrder)
1404 ## Returns the number of triangles in the mesh
1405 # @return an integer value
1406 # @ingroup l1_meshinfo
1407 def NbTriangles(self):
1408 return self.mesh.NbTriangles()
1410 ## Returns the number of triangles with the given order in the mesh
1411 # @param elementOrder is the order of elements:
1412 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1413 # @return an integer value
1414 # @ingroup l1_meshinfo
1415 def NbTrianglesOfOrder(self, elementOrder):
1416 return self.mesh.NbTrianglesOfOrder(elementOrder)
1418 ## Returns the number of quadrangles in the mesh
1419 # @return an integer value
1420 # @ingroup l1_meshinfo
1421 def NbQuadrangles(self):
1422 return self.mesh.NbQuadrangles()
1424 ## Returns the number of quadrangles with the given order in the mesh
1425 # @param elementOrder the order of elements:
1426 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1427 # @return an integer value
1428 # @ingroup l1_meshinfo
1429 def NbQuadranglesOfOrder(self, elementOrder):
1430 return self.mesh.NbQuadranglesOfOrder(elementOrder)
1432 ## Returns the number of polygons in the mesh
1433 # @return an integer value
1434 # @ingroup l1_meshinfo
1435 def NbPolygons(self):
1436 return self.mesh.NbPolygons()
1438 ## Returns the number of volumes in the mesh
1439 # @return an integer value
1440 # @ingroup l1_meshinfo
1441 def NbVolumes(self):
1442 return self.mesh.NbVolumes()
1444 ## Returns the number of volumes with the given order in the mesh
1445 # @param elementOrder the order of elements:
1446 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1447 # @return an integer value
1448 # @ingroup l1_meshinfo
1449 def NbVolumesOfOrder(self, elementOrder):
1450 return self.mesh.NbVolumesOfOrder(elementOrder)
1452 ## Returns the number of tetrahedrons in the mesh
1453 # @return an integer value
1454 # @ingroup l1_meshinfo
1456 return self.mesh.NbTetras()
1458 ## Returns the number of tetrahedrons with the given order in the mesh
1459 # @param elementOrder the order of elements:
1460 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1461 # @return an integer value
1462 # @ingroup l1_meshinfo
1463 def NbTetrasOfOrder(self, elementOrder):
1464 return self.mesh.NbTetrasOfOrder(elementOrder)
1466 ## Returns the number of hexahedrons in the mesh
1467 # @return an integer value
1468 # @ingroup l1_meshinfo
1470 return self.mesh.NbHexas()
1472 ## Returns the number of hexahedrons with the given order in the mesh
1473 # @param elementOrder the order of elements:
1474 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1475 # @return an integer value
1476 # @ingroup l1_meshinfo
1477 def NbHexasOfOrder(self, elementOrder):
1478 return self.mesh.NbHexasOfOrder(elementOrder)
1480 ## Returns the number of pyramids in the mesh
1481 # @return an integer value
1482 # @ingroup l1_meshinfo
1483 def NbPyramids(self):
1484 return self.mesh.NbPyramids()
1486 ## Returns the number of pyramids with the given order in the mesh
1487 # @param elementOrder the order of elements:
1488 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1489 # @return an integer value
1490 # @ingroup l1_meshinfo
1491 def NbPyramidsOfOrder(self, elementOrder):
1492 return self.mesh.NbPyramidsOfOrder(elementOrder)
1494 ## Returns the number of prisms in the mesh
1495 # @return an integer value
1496 # @ingroup l1_meshinfo
1498 return self.mesh.NbPrisms()
1500 ## Returns the number of prisms with the given order in the mesh
1501 # @param elementOrder the order of elements:
1502 # ORDER_ANY, ORDER_LINEAR or ORDER_QUADRATIC
1503 # @return an integer value
1504 # @ingroup l1_meshinfo
1505 def NbPrismsOfOrder(self, elementOrder):
1506 return self.mesh.NbPrismsOfOrder(elementOrder)
1508 ## Returns the number of polyhedrons in the mesh
1509 # @return an integer value
1510 # @ingroup l1_meshinfo
1511 def NbPolyhedrons(self):
1512 return self.mesh.NbPolyhedrons()
1514 ## Returns the number of submeshes in the mesh
1515 # @return an integer value
1516 # @ingroup l1_meshinfo
1517 def NbSubMesh(self):
1518 return self.mesh.NbSubMesh()
1520 ## Returns the list of mesh elements IDs
1521 # @return the list of integer values
1522 # @ingroup l1_meshinfo
1523 def GetElementsId(self):
1524 return self.mesh.GetElementsId()
1526 ## Returns the list of IDs of mesh elements with the given type
1527 # @param elementType the required type of elements
1528 # @return list of integer values
1529 # @ingroup l1_meshinfo
1530 def GetElementsByType(self, elementType):
1531 return self.mesh.GetElementsByType(elementType)
1533 ## Returns the list of mesh nodes IDs
1534 # @return the list of integer values
1535 # @ingroup l1_meshinfo
1536 def GetNodesId(self):
1537 return self.mesh.GetNodesId()
1539 # Get the information about mesh elements:
1540 # ------------------------------------
1542 ## Returns the type of mesh element
1543 # @return the value from SMESH::ElementType enumeration
1544 # @ingroup l1_meshinfo
1545 def GetElementType(self, id, iselem):
1546 return self.mesh.GetElementType(id, iselem)
1548 ## Returns the list of submesh elements IDs
1549 # @param Shape a geom object(subshape) IOR
1550 # Shape must be the subshape of a ShapeToMesh()
1551 # @return the list of integer values
1552 # @ingroup l1_meshinfo
1553 def GetSubMeshElementsId(self, Shape):
1554 if ( isinstance( Shape, geompyDC.GEOM._objref_GEOM_Object)):
1555 ShapeID = Shape.GetSubShapeIndices()[0]
1558 return self.mesh.GetSubMeshElementsId(ShapeID)
1560 ## Returns the list of submesh nodes IDs
1561 # @param Shape a geom object(subshape) IOR
1562 # Shape must be the subshape of a ShapeToMesh()
1563 # @param all If true, gives all nodes of submesh elements, otherwise gives only submesh nodes
1564 # @return the list of integer values
1565 # @ingroup l1_meshinfo
1566 def GetSubMeshNodesId(self, Shape, all):
1567 if ( isinstance( Shape, geompyDC.GEOM._objref_GEOM_Object)):
1568 ShapeID = Shape.GetSubShapeIndices()[0]
1571 return self.mesh.GetSubMeshNodesId(ShapeID, all)
1573 ## Returns the list of IDs of submesh elements with the given type
1574 # @param Shape a geom object(subshape) IOR
1575 # Shape must be a subshape of a ShapeToMesh()
1576 # @return the list of integer values
1577 # @ingroup l1_meshinfo
1578 def GetSubMeshElementType(self, Shape):
1579 if ( isinstance( Shape, geompyDC.GEOM._objref_GEOM_Object)):
1580 ShapeID = Shape.GetSubShapeIndices()[0]
1583 return self.mesh.GetSubMeshElementType(ShapeID)
1585 ## Gets the mesh description
1586 # @return string value
1587 # @ingroup l1_meshinfo
1589 return self.mesh.Dump()
1592 # Get the information about nodes and elements of a mesh by its IDs:
1593 # -----------------------------------------------------------
1595 ## Gets XYZ coordinates of a node
1596 # \n If there is no nodes for the given ID - returns an empty list
1597 # @return a list of double precision values
1598 # @ingroup l1_meshinfo
1599 def GetNodeXYZ(self, id):
1600 return self.mesh.GetNodeXYZ(id)
1602 ## Returns list of IDs of inverse elements for the given node
1603 # \n If there is no node for the given ID - returns an empty list
1604 # @return a list of integer values
1605 # @ingroup l1_meshinfo
1606 def GetNodeInverseElements(self, id):
1607 return self.mesh.GetNodeInverseElements(id)
1609 ## @brief Returns the position of a node on the shape
1610 # @return SMESH::NodePosition
1611 # @ingroup l1_meshinfo
1612 def GetNodePosition(self,NodeID):
1613 return self.mesh.GetNodePosition(NodeID)
1615 ## If the given element is a node, returns the ID of shape
1616 # \n If there is no node for the given ID - returns -1
1617 # @return an integer value
1618 # @ingroup l1_meshinfo
1619 def GetShapeID(self, id):
1620 return self.mesh.GetShapeID(id)
1622 ## Returns the ID of the result shape after
1623 # FindShape() from SMESH_MeshEditor for the given element
1624 # \n If there is no element for the given ID - returns -1
1625 # @return an integer value
1626 # @ingroup l1_meshinfo
1627 def GetShapeIDForElem(self,id):
1628 return self.mesh.GetShapeIDForElem(id)
1630 ## Returns the number of nodes for the given element
1631 # \n If there is no element for the given ID - returns -1
1632 # @return an integer value
1633 # @ingroup l1_meshinfo
1634 def GetElemNbNodes(self, id):
1635 return self.mesh.GetElemNbNodes(id)
1637 ## Returns the node ID the given index for the given element
1638 # \n If there is no element for the given ID - returns -1
1639 # \n If there is no node for the given index - returns -2
1640 # @return an integer value
1641 # @ingroup l1_meshinfo
1642 def GetElemNode(self, id, index):
1643 return self.mesh.GetElemNode(id, index)
1645 ## Returns the IDs of nodes of the given element
1646 # @return a list of integer values
1647 # @ingroup l1_meshinfo
1648 def GetElemNodes(self, id):
1649 return self.mesh.GetElemNodes(id)
1651 ## Returns true if the given node is the medium node in the given quadratic element
1652 # @ingroup l1_meshinfo
1653 def IsMediumNode(self, elementID, nodeID):
1654 return self.mesh.IsMediumNode(elementID, nodeID)
1656 ## Returns true if the given node is the medium node in one of quadratic elements
1657 # @ingroup l1_meshinfo
1658 def IsMediumNodeOfAnyElem(self, nodeID, elementType):
1659 return self.mesh.IsMediumNodeOfAnyElem(nodeID, elementType)
1661 ## Returns the number of edges for the given element
1662 # @ingroup l1_meshinfo
1663 def ElemNbEdges(self, id):
1664 return self.mesh.ElemNbEdges(id)
1666 ## Returns the number of faces for the given element
1667 # @ingroup l1_meshinfo
1668 def ElemNbFaces(self, id):
1669 return self.mesh.ElemNbFaces(id)
1671 ## Returns true if the given element is a polygon
1672 # @ingroup l1_meshinfo
1673 def IsPoly(self, id):
1674 return self.mesh.IsPoly(id)
1676 ## Returns true if the given element is quadratic
1677 # @ingroup l1_meshinfo
1678 def IsQuadratic(self, id):
1679 return self.mesh.IsQuadratic(id)
1681 ## Returns XYZ coordinates of the barycenter of the given element
1682 # \n If there is no element for the given ID - returns an empty list
1683 # @return a list of three double values
1684 # @ingroup l1_meshinfo
1685 def BaryCenter(self, id):
1686 return self.mesh.BaryCenter(id)
1689 # Mesh edition (SMESH_MeshEditor functionality):
1690 # ---------------------------------------------
1692 ## Removes the elements from the mesh by ids
1693 # @param IDsOfElements is a list of ids of elements to remove
1694 # @return True or False
1695 # @ingroup l2_modif_del
1696 def RemoveElements(self, IDsOfElements):
1697 return self.editor.RemoveElements(IDsOfElements)
1699 ## Removes nodes from mesh by ids
1700 # @param IDsOfNodes is a list of ids of nodes to remove
1701 # @return True or False
1702 # @ingroup l2_modif_del
1703 def RemoveNodes(self, IDsOfNodes):
1704 return self.editor.RemoveNodes(IDsOfNodes)
1706 ## Add a node to the mesh by coordinates
1707 # @return Id of the new node
1708 # @ingroup l2_modif_add
1709 def AddNode(self, x, y, z):
1710 return self.editor.AddNode( x, y, z)
1712 ## Creates a linear or quadratic edge (this is determined
1713 # by the number of given nodes).
1714 # @param IDsOfNodes the list of node IDs for creation of the element.
1715 # The order of nodes in this list should correspond to the description
1716 # of MED. \n This description is located by the following link:
1717 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
1718 # @return the Id of the new edge
1719 # @ingroup l2_modif_add
1720 def AddEdge(self, IDsOfNodes):
1721 return self.editor.AddEdge(IDsOfNodes)
1723 ## Creates a linear or quadratic face (this is determined
1724 # by the number of given nodes).
1725 # @param IDsOfNodes the list of node IDs for creation of the element.
1726 # The order of nodes in this list should correspond to the description
1727 # of MED. \n This description is located by the following link:
1728 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
1729 # @return the Id of the new face
1730 # @ingroup l2_modif_add
1731 def AddFace(self, IDsOfNodes):
1732 return self.editor.AddFace(IDsOfNodes)
1734 ## Adds a polygonal face to the mesh by the list of node IDs
1735 # @param IdsOfNodes the list of node IDs for creation of the element.
1736 # @return the Id of the new face
1737 # @ingroup l2_modif_add
1738 def AddPolygonalFace(self, IdsOfNodes):
1739 return self.editor.AddPolygonalFace(IdsOfNodes)
1741 ## Creates both simple and quadratic volume (this is determined
1742 # by the number of given nodes).
1743 # @param IDsOfNodes the list of node IDs for creation of the element.
1744 # The order of nodes in this list should correspond to the description
1745 # of MED. \n This description is located by the following link:
1746 # http://www.salome-platform.org/salome2/web_med_internet/logiciels/medV2.2.2_doc_html/html/modele_de_donnees.html#3.
1747 # @return the Id of the new volumic element
1748 # @ingroup l2_modif_add
1749 def AddVolume(self, IDsOfNodes):
1750 return self.editor.AddVolume(IDsOfNodes)
1752 ## Creates a volume of many faces, giving nodes for each face.
1753 # @param IdsOfNodes the list of node IDs for volume creation face by face.
1754 # @param Quantities the list of integer values, Quantities[i]
1755 # gives the quantity of nodes in face number i.
1756 # @return the Id of the new volumic element
1757 # @ingroup l2_modif_add
1758 def AddPolyhedralVolume (self, IdsOfNodes, Quantities):
1759 return self.editor.AddPolyhedralVolume(IdsOfNodes, Quantities)
1761 ## Creates a volume of many faces, giving the IDs of the existing faces.
1762 # @param IdsOfFaces the list of face IDs for volume creation.
1764 # Note: The created volume will refer only to the nodes
1765 # of the given faces, not to the faces themselves.
1766 # @return the Id of the new volumic element
1767 # @ingroup l2_modif_add
1768 def AddPolyhedralVolumeByFaces (self, IdsOfFaces):
1769 return self.editor.AddPolyhedralVolumeByFaces(IdsOfFaces)
1772 ## @brief Binds a node to a vertex
1773 # @param NodeID a node ID
1774 # @param Vertex a vertex or vertex ID
1775 # @return True if succeed else raises an exception
1776 # @ingroup l2_modif_add
1777 def SetNodeOnVertex(self, NodeID, Vertex):
1778 if ( isinstance( Vertex, geompyDC.GEOM._objref_GEOM_Object)):
1779 VertexID = Vertex.GetSubShapeIndices()[0]
1783 self.editor.SetNodeOnVertex(NodeID, VertexID)
1784 except SALOME.SALOME_Exception, inst:
1785 raise ValueError, inst.details.text
1789 ## @brief Stores the node position on an edge
1790 # @param NodeID a node ID
1791 # @param Edge an edge or edge ID
1792 # @param paramOnEdge a parameter on the edge where the node is located
1793 # @return True if succeed else raises an exception
1794 # @ingroup l2_modif_add
1795 def SetNodeOnEdge(self, NodeID, Edge, paramOnEdge):
1796 if ( isinstance( Edge, geompyDC.GEOM._objref_GEOM_Object)):
1797 EdgeID = Edge.GetSubShapeIndices()[0]
1801 self.editor.SetNodeOnEdge(NodeID, EdgeID, paramOnEdge)
1802 except SALOME.SALOME_Exception, inst:
1803 raise ValueError, inst.details.text
1806 ## @brief Stores node position on a face
1807 # @param NodeID a node ID
1808 # @param Face a face or face ID
1809 # @param u U parameter on the face where the node is located
1810 # @param v V parameter on the face where the node is located
1811 # @return True if succeed else raises an exception
1812 # @ingroup l2_modif_add
1813 def SetNodeOnFace(self, NodeID, Face, u, v):
1814 if ( isinstance( Face, geompyDC.GEOM._objref_GEOM_Object)):
1815 FaceID = Face.GetSubShapeIndices()[0]
1819 self.editor.SetNodeOnFace(NodeID, FaceID, u, v)
1820 except SALOME.SALOME_Exception, inst:
1821 raise ValueError, inst.details.text
1824 ## @brief Binds a node to a solid
1825 # @param NodeID a node ID
1826 # @param Solid a solid or solid ID
1827 # @return True if succeed else raises an exception
1828 # @ingroup l2_modif_add
1829 def SetNodeInVolume(self, NodeID, Solid):
1830 if ( isinstance( Solid, geompyDC.GEOM._objref_GEOM_Object)):
1831 SolidID = Solid.GetSubShapeIndices()[0]
1835 self.editor.SetNodeInVolume(NodeID, SolidID)
1836 except SALOME.SALOME_Exception, inst:
1837 raise ValueError, inst.details.text
1840 ## @brief Bind an element to a shape
1841 # @param ElementID an element ID
1842 # @param Shape a shape or shape ID
1843 # @return True if succeed else raises an exception
1844 # @ingroup l2_modif_add
1845 def SetMeshElementOnShape(self, ElementID, Shape):
1846 if ( isinstance( Shape, geompyDC.GEOM._objref_GEOM_Object)):
1847 ShapeID = Shape.GetSubShapeIndices()[0]
1851 self.editor.SetMeshElementOnShape(ElementID, ShapeID)
1852 except SALOME.SALOME_Exception, inst:
1853 raise ValueError, inst.details.text
1857 ## Moves the node with the given id
1858 # @param NodeID the id of the node
1859 # @param x a new X coordinate
1860 # @param y a new Y coordinate
1861 # @param z a new Z coordinate
1862 # @return True if succeed else False
1863 # @ingroup l2_modif_movenode
1864 def MoveNode(self, NodeID, x, y, z):
1865 return self.editor.MoveNode(NodeID, x, y, z)
1867 ## Finds the node closest to a point
1868 # @param x the X coordinate of a point
1869 # @param y the Y coordinate of a point
1870 # @param z the Z coordinate of a point
1871 # @return the ID of a node
1872 # @ingroup l2_modif_throughp
1873 def FindNodeClosestTo(self, x, y, z):
1874 preview = self.mesh.GetMeshEditPreviewer()
1875 return preview.MoveClosestNodeToPoint(x, y, z, -1)
1877 ## Finds the node closest to a point and moves it to a point location
1878 # @param x the X coordinate of a point
1879 # @param y the Y coordinate of a point
1880 # @param z the Z coordinate of a point
1881 # @return the ID of a moved node
1882 # @ingroup l2_modif_throughp
1883 def MeshToPassThroughAPoint(self, x, y, z):
1884 return self.editor.MoveClosestNodeToPoint(x, y, z, -1)
1886 ## Replaces two neighbour triangles sharing Node1-Node2 link
1887 # with the triangles built on the same 4 nodes but having other common link.
1888 # @param NodeID1 the ID of the first node
1889 # @param NodeID2 the ID of the second node
1890 # @return false if proper faces were not found
1891 # @ingroup l2_modif_invdiag
1892 def InverseDiag(self, NodeID1, NodeID2):
1893 return self.editor.InverseDiag(NodeID1, NodeID2)
1895 ## Replaces two neighbour triangles sharing Node1-Node2 link
1896 # with a quadrangle built on the same 4 nodes.
1897 # @param NodeID1 the ID of the first node
1898 # @param NodeID2 the ID of the second node
1899 # @return false if proper faces were not found
1900 # @ingroup l2_modif_unitetri
1901 def DeleteDiag(self, NodeID1, NodeID2):
1902 return self.editor.DeleteDiag(NodeID1, NodeID2)
1904 ## Reorients elements by ids
1905 # @param IDsOfElements if undefined reorients all mesh elements
1906 # @return True if succeed else False
1907 # @ingroup l2_modif_changori
1908 def Reorient(self, IDsOfElements=None):
1909 if IDsOfElements == None:
1910 IDsOfElements = self.GetElementsId()
1911 return self.editor.Reorient(IDsOfElements)
1913 ## Reorients all elements of the object
1914 # @param theObject mesh, submesh or group
1915 # @return True if succeed else False
1916 # @ingroup l2_modif_changori
1917 def ReorientObject(self, theObject):
1918 if ( isinstance( theObject, Mesh )):
1919 theObject = theObject.GetMesh()
1920 return self.editor.ReorientObject(theObject)
1922 ## Fuses the neighbouring triangles into quadrangles.
1923 # @param IDsOfElements The triangles to be fused,
1924 # @param theCriterion is FT_...; used to choose a neighbour to fuse with.
1925 # @param MaxAngle is the maximum angle between element normals at which the fusion
1926 # is still performed; theMaxAngle is mesured in radians.
1927 # @return TRUE in case of success, FALSE otherwise.
1928 # @ingroup l2_modif_unitetri
1929 def TriToQuad(self, IDsOfElements, theCriterion, MaxAngle):
1930 if IDsOfElements == []:
1931 IDsOfElements = self.GetElementsId()
1932 return self.editor.TriToQuad(IDsOfElements, self.smeshpyD.GetFunctor(theCriterion), MaxAngle)
1934 ## Fuses the neighbouring triangles of the object into quadrangles
1935 # @param theObject is mesh, submesh or group
1936 # @param theCriterion is FT_...; used to choose a neighbour to fuse with.
1937 # @param MaxAngle a max angle between element normals at which the fusion
1938 # is still performed; theMaxAngle is mesured in radians.
1939 # @return TRUE in case of success, FALSE otherwise.
1940 # @ingroup l2_modif_unitetri
1941 def TriToQuadObject (self, theObject, theCriterion, MaxAngle):
1942 if ( isinstance( theObject, Mesh )):
1943 theObject = theObject.GetMesh()
1944 return self.editor.TriToQuadObject(theObject, self.smeshpyD.GetFunctor(theCriterion), MaxAngle)
1946 ## Splits quadrangles into triangles.
1947 # @param IDsOfElements the faces to be splitted.
1948 # @param theCriterion FT_...; used to choose a diagonal for splitting.
1949 # @return TRUE in case of success, FALSE otherwise.
1950 # @ingroup l2_modif_cutquadr
1951 def QuadToTri (self, IDsOfElements, theCriterion):
1952 if IDsOfElements == []:
1953 IDsOfElements = self.GetElementsId()
1954 return self.editor.QuadToTri(IDsOfElements, self.smeshpyD.GetFunctor(theCriterion))
1956 ## Splits quadrangles into triangles.
1957 # @param theObject the object from which the list of elements is taken, this is mesh, submesh or group
1958 # @param theCriterion FT_...; used to choose a diagonal for splitting.
1959 # @return TRUE in case of success, FALSE otherwise.
1960 # @ingroup l2_modif_cutquadr
1961 def QuadToTriObject (self, theObject, theCriterion):
1962 if ( isinstance( theObject, Mesh )):
1963 theObject = theObject.GetMesh()
1964 return self.editor.QuadToTriObject(theObject, self.smeshpyD.GetFunctor(theCriterion))
1966 ## Splits quadrangles into triangles.
1967 # @param IDsOfElements the faces to be splitted
1968 # @param Diag13 is used to choose a diagonal for splitting.
1969 # @return TRUE in case of success, FALSE otherwise.
1970 # @ingroup l2_modif_cutquadr
1971 def SplitQuad (self, IDsOfElements, Diag13):
1972 if IDsOfElements == []:
1973 IDsOfElements = self.GetElementsId()
1974 return self.editor.SplitQuad(IDsOfElements, Diag13)
1976 ## Splits quadrangles into triangles.
1977 # @param theObject the object from which the list of elements is taken, this is mesh, submesh or group
1978 # @param Diag13 is used to choose a diagonal for splitting.
1979 # @return TRUE in case of success, FALSE otherwise.
1980 # @ingroup l2_modif_cutquadr
1981 def SplitQuadObject (self, theObject, Diag13):
1982 if ( isinstance( theObject, Mesh )):
1983 theObject = theObject.GetMesh()
1984 return self.editor.SplitQuadObject(theObject, Diag13)
1986 ## Finds a better splitting of the given quadrangle.
1987 # @param IDOfQuad the ID of the quadrangle to be splitted.
1988 # @param theCriterion FT_...; a criterion to choose a diagonal for splitting.
1989 # @return 1 if 1-3 diagonal is better, 2 if 2-4
1990 # diagonal is better, 0 if error occurs.
1991 # @ingroup l2_modif_cutquadr
1992 def BestSplit (self, IDOfQuad, theCriterion):
1993 return self.editor.BestSplit(IDOfQuad, self.smeshpyD.GetFunctor(theCriterion))
1995 ## Splits quadrangle faces near triangular facets of volumes
1997 # @ingroup l1_auxiliary
1998 def SplitQuadsNearTriangularFacets(self):
1999 faces_array = self.GetElementsByType(SMESH.FACE)
2000 for face_id in faces_array:
2001 if self.GetElemNbNodes(face_id) == 4: # quadrangle
2002 quad_nodes = self.mesh.GetElemNodes(face_id)
2003 node1_elems = self.GetNodeInverseElements(quad_nodes[1 -1])
2004 isVolumeFound = False
2005 for node1_elem in node1_elems:
2006 if not isVolumeFound:
2007 if self.GetElementType(node1_elem, True) == SMESH.VOLUME:
2008 nb_nodes = self.GetElemNbNodes(node1_elem)
2009 if 3 < nb_nodes and nb_nodes < 7: # tetra or penta, or prism
2010 volume_elem = node1_elem
2011 volume_nodes = self.mesh.GetElemNodes(volume_elem)
2012 if volume_nodes.count(quad_nodes[2 -1]) > 0: # 1,2
2013 if volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,2,4
2014 isVolumeFound = True
2015 if volume_nodes.count(quad_nodes[3 -1]) == 0: # 1,2,4 & !3
2016 self.SplitQuad([face_id], False) # diagonal 2-4
2017 elif volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,2,3 & !4
2018 isVolumeFound = True
2019 self.SplitQuad([face_id], True) # diagonal 1-3
2020 elif volume_nodes.count(quad_nodes[4 -1]) > 0: # 1,4 & !2
2021 if volume_nodes.count(quad_nodes[3 -1]) > 0: # 1,4,3 & !2
2022 isVolumeFound = True
2023 self.SplitQuad([face_id], True) # diagonal 1-3
2025 ## @brief Splits hexahedrons into tetrahedrons.
2027 # This operation uses pattern mapping functionality for splitting.
2028 # @param theObject the object from which the list of hexahedrons is taken; this is mesh, submesh or group.
2029 # @param theNode000,theNode001 within the range [0,7]; gives the orientation of the
2030 # pattern relatively each hexahedron: the (0,0,0) key-point of the pattern
2031 # will be mapped into <VAR>theNode000</VAR>-th node of each volume, the (0,0,1)
2032 # key-point will be mapped into <VAR>theNode001</VAR>-th node of each volume.
2033 # The (0,0,0) key-point of the used pattern corresponds to a non-split corner.
2034 # @return TRUE in case of success, FALSE otherwise.
2035 # @ingroup l1_auxiliary
2036 def SplitHexaToTetras (self, theObject, theNode000, theNode001):
2037 # Pattern: 5.---------.6
2042 # (0,0,1) 4.---------.7 * |
2049 # (0,0,0) 0.---------.3
2050 pattern_tetra = "!!! Nb of points: \n 8 \n\
2060 !!! Indices of points of 6 tetras: \n\
2068 pattern = self.smeshpyD.GetPattern()
2069 isDone = pattern.LoadFromFile(pattern_tetra)
2071 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
2074 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
2075 isDone = pattern.MakeMesh(self.mesh, False, False)
2076 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
2078 # split quafrangle faces near triangular facets of volumes
2079 self.SplitQuadsNearTriangularFacets()
2083 ## @brief Split hexahedrons into prisms.
2085 # Uses the pattern mapping functionality for splitting.
2086 # @param theObject the object (mesh, submesh or group) from where the list of hexahedrons is taken;
2087 # @param theNode000,theNode001 (within the range [0,7]) gives the orientation of the
2088 # pattern relatively each hexahedron: keypoint (0,0,0) of the pattern
2089 # will be mapped into the <VAR>theNode000</VAR>-th node of each volume, keypoint (0,0,1)
2090 # will be mapped into the <VAR>theNode001</VAR>-th node of each volume.
2091 # Edge (0,0,0)-(0,0,1) of used pattern connects two not split corners.
2092 # @return TRUE in case of success, FALSE otherwise.
2093 # @ingroup l1_auxiliary
2094 def SplitHexaToPrisms (self, theObject, theNode000, theNode001):
2095 # Pattern: 5.---------.6
2100 # (0,0,1) 4.---------.7 |
2107 # (0,0,0) 0.---------.3
2108 pattern_prism = "!!! Nb of points: \n 8 \n\
2118 !!! Indices of points of 2 prisms: \n\
2122 pattern = self.smeshpyD.GetPattern()
2123 isDone = pattern.LoadFromFile(pattern_prism)
2125 print 'Pattern.LoadFromFile :', pattern.GetErrorCode()
2128 pattern.ApplyToHexahedrons(self.mesh, theObject.GetIDs(), theNode000, theNode001)
2129 isDone = pattern.MakeMesh(self.mesh, False, False)
2130 if not isDone: print 'Pattern.MakeMesh :', pattern.GetErrorCode()
2132 # Splits quafrangle faces near triangular facets of volumes
2133 self.SplitQuadsNearTriangularFacets()
2137 ## Smoothes elements
2138 # @param IDsOfElements the list if ids of elements to smooth
2139 # @param IDsOfFixedNodes the list of ids of fixed nodes.
2140 # Note that nodes built on edges and boundary nodes are always fixed.
2141 # @param MaxNbOfIterations the maximum number of iterations
2142 # @param MaxAspectRatio varies in range [1.0, inf]
2143 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2144 # @return TRUE in case of success, FALSE otherwise.
2145 # @ingroup l2_modif_smooth
2146 def Smooth(self, IDsOfElements, IDsOfFixedNodes,
2147 MaxNbOfIterations, MaxAspectRatio, Method):
2148 if IDsOfElements == []:
2149 IDsOfElements = self.GetElementsId()
2150 return self.editor.Smooth(IDsOfElements, IDsOfFixedNodes,
2151 MaxNbOfIterations, MaxAspectRatio, Method)
2153 ## Smoothes elements which belong to the given object
2154 # @param theObject the object to smooth
2155 # @param IDsOfFixedNodes the list of ids of fixed nodes.
2156 # Note that nodes built on edges and boundary nodes are always fixed.
2157 # @param MaxNbOfIterations the maximum number of iterations
2158 # @param MaxAspectRatio varies in range [1.0, inf]
2159 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2160 # @return TRUE in case of success, FALSE otherwise.
2161 # @ingroup l2_modif_smooth
2162 def SmoothObject(self, theObject, IDsOfFixedNodes,
2163 MaxNbOfIterations, MaxAspectRatio, Method):
2164 if ( isinstance( theObject, Mesh )):
2165 theObject = theObject.GetMesh()
2166 return self.editor.SmoothObject(theObject, IDsOfFixedNodes,
2167 MaxNbOfIterations, MaxAspectRatio, Method)
2169 ## Parametrically smoothes the given elements
2170 # @param IDsOfElements the list if ids of elements to smooth
2171 # @param IDsOfFixedNodes the list of ids of fixed nodes.
2172 # Note that nodes built on edges and boundary nodes are always fixed.
2173 # @param MaxNbOfIterations the maximum number of iterations
2174 # @param MaxAspectRatio varies in range [1.0, inf]
2175 # @param Method is Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2176 # @return TRUE in case of success, FALSE otherwise.
2177 # @ingroup l2_modif_smooth
2178 def SmoothParametric(self, IDsOfElements, IDsOfFixedNodes,
2179 MaxNbOfIterations, MaxAspectRatio, Method):
2180 if IDsOfElements == []:
2181 IDsOfElements = self.GetElementsId()
2182 return self.editor.SmoothParametric(IDsOfElements, IDsOfFixedNodes,
2183 MaxNbOfIterations, MaxAspectRatio, Method)
2185 ## Parametrically smoothes the elements which belong to the given object
2186 # @param theObject the object to smooth
2187 # @param IDsOfFixedNodes the list of ids of fixed nodes.
2188 # Note that nodes built on edges and boundary nodes are always fixed.
2189 # @param MaxNbOfIterations the maximum number of iterations
2190 # @param MaxAspectRatio varies in range [1.0, inf]
2191 # @param Method Laplacian(LAPLACIAN_SMOOTH) or Centroidal(CENTROIDAL_SMOOTH)
2192 # @return TRUE in case of success, FALSE otherwise.
2193 # @ingroup l2_modif_smooth
2194 def SmoothParametricObject(self, theObject, IDsOfFixedNodes,
2195 MaxNbOfIterations, MaxAspectRatio, Method):
2196 if ( isinstance( theObject, Mesh )):
2197 theObject = theObject.GetMesh()
2198 return self.editor.SmoothParametricObject(theObject, IDsOfFixedNodes,
2199 MaxNbOfIterations, MaxAspectRatio, Method)
2201 ## Converts the mesh to quadratic, deletes old elements, replacing
2202 # them with quadratic with the same id.
2203 # @ingroup l2_modif_tofromqu
2204 def ConvertToQuadratic(self, theForce3d):
2205 self.editor.ConvertToQuadratic(theForce3d)
2207 ## Converts the mesh from quadratic to ordinary,
2208 # deletes old quadratic elements, \n replacing
2209 # them with ordinary mesh elements with the same id.
2210 # @return TRUE in case of success, FALSE otherwise.
2211 # @ingroup l2_modif_tofromqu
2212 def ConvertFromQuadratic(self):
2213 return self.editor.ConvertFromQuadratic()
2215 ## Renumber mesh nodes
2216 # @ingroup l2_modif_renumber
2217 def RenumberNodes(self):
2218 self.editor.RenumberNodes()
2220 ## Renumber mesh elements
2221 # @ingroup l2_modif_renumber
2222 def RenumberElements(self):
2223 self.editor.RenumberElements()
2225 ## Generates new elements by rotation of the elements around the axis
2226 # @param IDsOfElements the list of ids of elements to sweep
2227 # @param Axis the axis of rotation, AxisStruct or line(geom object)
2228 # @param AngleInRadians the angle of Rotation
2229 # @param NbOfSteps the number of steps
2230 # @param Tolerance tolerance
2231 # @param MakeGroups forces the generation of new groups from existing ones
2232 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
2233 # of all steps, else - size of each step
2234 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2235 # @ingroup l2_modif_extrurev
2236 def RotationSweep(self, IDsOfElements, Axis, AngleInRadians, NbOfSteps, Tolerance,
2237 MakeGroups=False, TotalAngle=False):
2238 if IDsOfElements == []:
2239 IDsOfElements = self.GetElementsId()
2240 if ( isinstance( Axis, geompyDC.GEOM._objref_GEOM_Object)):
2241 Axis = self.smeshpyD.GetAxisStruct(Axis)
2242 if TotalAngle and NbOfSteps:
2243 AngleInRadians /= NbOfSteps
2245 return self.editor.RotationSweepMakeGroups(IDsOfElements, Axis,
2246 AngleInRadians, NbOfSteps, Tolerance)
2247 self.editor.RotationSweep(IDsOfElements, Axis, AngleInRadians, NbOfSteps, Tolerance)
2250 ## Generates new elements by rotation of the elements of object around the axis
2251 # @param theObject object which elements should be sweeped
2252 # @param Axis the axis of rotation, AxisStruct or line(geom object)
2253 # @param AngleInRadians the angle of Rotation
2254 # @param NbOfSteps number of steps
2255 # @param Tolerance tolerance
2256 # @param MakeGroups forces the generation of new groups from existing ones
2257 # @param TotalAngle gives meaning of AngleInRadians: if True then it is an angular size
2258 # of all steps, else - size of each step
2259 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2260 # @ingroup l2_modif_extrurev
2261 def RotationSweepObject(self, theObject, Axis, AngleInRadians, NbOfSteps, Tolerance,
2262 MakeGroups=False, TotalAngle=False):
2263 if ( isinstance( theObject, Mesh )):
2264 theObject = theObject.GetMesh()
2265 if ( isinstance( Axis, geompyDC.GEOM._objref_GEOM_Object)):
2266 Axis = self.smeshpyD.GetAxisStruct(Axis)
2267 if TotalAngle and NbOfSteps:
2268 AngleInRadians /= NbOfSteps
2270 return self.editor.RotationSweepObjectMakeGroups(theObject, Axis, AngleInRadians,
2271 NbOfSteps, Tolerance)
2272 self.editor.RotationSweepObject(theObject, Axis, AngleInRadians, NbOfSteps, Tolerance)
2275 ## Generates new elements by extrusion of the elements with given ids
2276 # @param IDsOfElements the list of elements ids for extrusion
2277 # @param StepVector vector, defining the direction and value of extrusion
2278 # @param NbOfSteps the number of steps
2279 # @param MakeGroups forces the generation of new groups from existing ones
2280 # @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2281 # @ingroup l2_modif_extrurev
2282 def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps, MakeGroups=False):
2283 if IDsOfElements == []:
2284 IDsOfElements = self.GetElementsId()
2285 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2286 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2288 return self.editor.ExtrusionSweepMakeGroups(IDsOfElements, StepVector, NbOfSteps)
2289 self.editor.ExtrusionSweep(IDsOfElements, StepVector, NbOfSteps)
2292 ## Generates new elements by extrusion of the elements with given ids
2293 # @param IDsOfElements is ids of elements
2294 # @param StepVector vector, defining the direction and value of extrusion
2295 # @param NbOfSteps the number of steps
2296 # @param ExtrFlags sets flags for extrusion
2297 # @param SewTolerance uses for comparing locations of nodes if flag
2298 # EXTRUSION_FLAG_SEW is set
2299 # @param MakeGroups forces the generation of new groups from existing ones
2300 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2301 # @ingroup l2_modif_extrurev
2302 def AdvancedExtrusion(self, IDsOfElements, StepVector, NbOfSteps,
2303 ExtrFlags, SewTolerance, MakeGroups=False):
2304 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2305 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2307 return self.editor.AdvancedExtrusionMakeGroups(IDsOfElements, StepVector, NbOfSteps,
2308 ExtrFlags, SewTolerance)
2309 self.editor.AdvancedExtrusion(IDsOfElements, StepVector, NbOfSteps,
2310 ExtrFlags, SewTolerance)
2313 ## Generates new elements by extrusion of the elements which belong to the object
2314 # @param theObject the object which elements should be processed
2315 # @param StepVector vector, defining the direction and value of extrusion
2316 # @param NbOfSteps the number of steps
2317 # @param MakeGroups forces the generation of new groups from existing ones
2318 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2319 # @ingroup l2_modif_extrurev
2320 def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
2321 if ( isinstance( theObject, Mesh )):
2322 theObject = theObject.GetMesh()
2323 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2324 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2326 return self.editor.ExtrusionSweepObjectMakeGroups(theObject, StepVector, NbOfSteps)
2327 self.editor.ExtrusionSweepObject(theObject, StepVector, NbOfSteps)
2330 ## Generates new elements by extrusion of the elements which belong to the object
2331 # @param theObject object which elements should be processed
2332 # @param StepVector vector, defining the direction and value of extrusion
2333 # @param NbOfSteps the number of steps
2334 # @param MakeGroups to generate new groups from existing ones
2335 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2336 # @ingroup l2_modif_extrurev
2337 def ExtrusionSweepObject1D(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
2338 if ( isinstance( theObject, Mesh )):
2339 theObject = theObject.GetMesh()
2340 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2341 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2343 return self.editor.ExtrusionSweepObject1DMakeGroups(theObject, StepVector, NbOfSteps)
2344 self.editor.ExtrusionSweepObject1D(theObject, StepVector, NbOfSteps)
2347 ## Generates new elements by extrusion of the elements which belong to the object
2348 # @param theObject object which elements should be processed
2349 # @param StepVector vector, defining the direction and value of extrusion
2350 # @param NbOfSteps the number of steps
2351 # @param MakeGroups forces the generation of new groups from existing ones
2352 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2353 # @ingroup l2_modif_extrurev
2354 def ExtrusionSweepObject2D(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
2355 if ( isinstance( theObject, Mesh )):
2356 theObject = theObject.GetMesh()
2357 if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
2358 StepVector = self.smeshpyD.GetDirStruct(StepVector)
2360 return self.editor.ExtrusionSweepObject2DMakeGroups(theObject, StepVector, NbOfSteps)
2361 self.editor.ExtrusionSweepObject2D(theObject, StepVector, NbOfSteps)
2364 ## Generates new elements by extrusion of the given elements
2365 # The path of extrusion must be a meshed edge.
2366 # @param IDsOfElements ids of elements
2367 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which proceeds the extrusion
2368 # @param PathShape shape(edge) defines the sub-mesh for the path
2369 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
2370 # @param HasAngles allows the shape to be rotated around the path
2371 # to get the resulting mesh in a helical fashion
2372 # @param Angles list of angles
2373 # @param HasRefPoint allows using the reference point
2374 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
2375 # The User can specify any point as the Reference Point.
2376 # @param MakeGroups forces the generation of new groups from existing ones
2377 # @param LinearVariation forces the computation of rotation angles as linear
2378 # variation of the given Angles along path steps
2379 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
2380 # only SMESH::Extrusion_Error otherwise
2381 # @ingroup l2_modif_extrurev
2382 def ExtrusionAlongPath(self, IDsOfElements, PathMesh, PathShape, NodeStart,
2383 HasAngles, Angles, HasRefPoint, RefPoint,
2384 MakeGroups=False, LinearVariation=False):
2385 if IDsOfElements == []:
2386 IDsOfElements = self.GetElementsId()
2387 if ( isinstance( RefPoint, geompyDC.GEOM._objref_GEOM_Object)):
2388 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
2390 if ( isinstance( PathMesh, Mesh )):
2391 PathMesh = PathMesh.GetMesh()
2392 if HasAngles and Angles and LinearVariation:
2393 Angles = self.editor.LinearAnglesVariation( PathMesh, PathShape, Angles )
2396 return self.editor.ExtrusionAlongPathMakeGroups(IDsOfElements, PathMesh,
2397 PathShape, NodeStart, HasAngles,
2398 Angles, HasRefPoint, RefPoint)
2399 return self.editor.ExtrusionAlongPath(IDsOfElements, PathMesh, PathShape,
2400 NodeStart, HasAngles, Angles, HasRefPoint, RefPoint)
2402 ## Generates new elements by extrusion of the elements which belong to the object
2403 # The path of extrusion must be a meshed edge.
2404 # @param theObject the object which elements should be processed
2405 # @param PathMesh mesh containing a 1D sub-mesh on the edge, along which the extrusion proceeds
2406 # @param PathShape shape(edge) defines the sub-mesh for the path
2407 # @param NodeStart the first or the last node on the edge. Defines the direction of extrusion
2408 # @param HasAngles allows the shape to be rotated around the path
2409 # to get the resulting mesh in a helical fashion
2410 # @param Angles list of angles
2411 # @param HasRefPoint allows using the reference point
2412 # @param RefPoint the point around which the shape is rotated (the mass center of the shape by default).
2413 # The User can specify any point as the Reference Point.
2414 # @param MakeGroups forces the generation of new groups from existing ones
2415 # @param LinearVariation forces the computation of rotation angles as linear
2416 # variation of the given Angles along path steps
2417 # @return list of created groups (SMESH_GroupBase) and SMESH::Extrusion_Error if MakeGroups=True,
2418 # only SMESH::Extrusion_Error otherwise
2419 # @ingroup l2_modif_extrurev
2420 def ExtrusionAlongPathObject(self, theObject, PathMesh, PathShape, NodeStart,
2421 HasAngles, Angles, HasRefPoint, RefPoint,
2422 MakeGroups=False, LinearVariation=False):
2423 if ( isinstance( theObject, Mesh )):
2424 theObject = theObject.GetMesh()
2425 if ( isinstance( RefPoint, geompyDC.GEOM._objref_GEOM_Object)):
2426 RefPoint = self.smeshpyD.GetPointStruct(RefPoint)
2427 if ( isinstance( PathMesh, Mesh )):
2428 PathMesh = PathMesh.GetMesh()
2429 if HasAngles and Angles and LinearVariation:
2430 Angles = self.editor.LinearAnglesVariation( PathMesh, PathShape, Angles )
2433 return self.editor.ExtrusionAlongPathObjectMakeGroups(theObject, PathMesh,
2434 PathShape, NodeStart, HasAngles,
2435 Angles, HasRefPoint, RefPoint)
2436 return self.editor.ExtrusionAlongPathObject(theObject, PathMesh, PathShape,
2437 NodeStart, HasAngles, Angles, HasRefPoint,
2440 ## Creates a symmetrical copy of mesh elements
2441 # @param IDsOfElements list of elements ids
2442 # @param Mirror is AxisStruct or geom object(point, line, plane)
2443 # @param theMirrorType is POINT, AXIS or PLANE
2444 # If the Mirror is a geom object this parameter is unnecessary
2445 # @param Copy allows to copy element (Copy is 1) or to replace with its mirroring (Copy is 0)
2446 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
2447 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2448 # @ingroup l2_modif_trsf
2449 def Mirror(self, IDsOfElements, Mirror, theMirrorType, Copy=0, MakeGroups=False):
2450 if IDsOfElements == []:
2451 IDsOfElements = self.GetElementsId()
2452 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2453 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2454 if Copy and MakeGroups:
2455 return self.editor.MirrorMakeGroups(IDsOfElements, Mirror, theMirrorType)
2456 self.editor.Mirror(IDsOfElements, Mirror, theMirrorType, Copy)
2459 ## Creates a new mesh by a symmetrical copy of mesh elements
2460 # @param IDsOfElements the list of elements ids
2461 # @param Mirror is AxisStruct or geom object (point, line, plane)
2462 # @param theMirrorType is POINT, AXIS or PLANE
2463 # If the Mirror is a geom object this parameter is unnecessary
2464 # @param MakeGroups to generate new groups from existing ones
2465 # @param NewMeshName a name of the new mesh to create
2466 # @return instance of Mesh class
2467 # @ingroup l2_modif_trsf
2468 def MirrorMakeMesh(self, IDsOfElements, Mirror, theMirrorType, MakeGroups=0, NewMeshName=""):
2469 if IDsOfElements == []:
2470 IDsOfElements = self.GetElementsId()
2471 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2472 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2473 mesh = self.editor.MirrorMakeMesh(IDsOfElements, Mirror, theMirrorType,
2474 MakeGroups, NewMeshName)
2475 return Mesh(self.smeshpyD,self.geompyD,mesh)
2477 ## Creates a symmetrical copy of the object
2478 # @param theObject mesh, submesh or group
2479 # @param Mirror AxisStruct or geom object (point, line, plane)
2480 # @param theMirrorType is POINT, AXIS or PLANE
2481 # If the Mirror is a geom object this parameter is unnecessary
2482 # @param Copy allows copying the element (Copy is 1) or replacing it with its mirror (Copy is 0)
2483 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
2484 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2485 # @ingroup l2_modif_trsf
2486 def MirrorObject (self, theObject, Mirror, theMirrorType, Copy=0, MakeGroups=False):
2487 if ( isinstance( theObject, Mesh )):
2488 theObject = theObject.GetMesh()
2489 if ( isinstance( Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2490 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2491 if Copy and MakeGroups:
2492 return self.editor.MirrorObjectMakeGroups(theObject, Mirror, theMirrorType)
2493 self.editor.MirrorObject(theObject, Mirror, theMirrorType, Copy)
2496 ## Creates a new mesh by a symmetrical copy of the object
2497 # @param theObject mesh, submesh or group
2498 # @param Mirror AxisStruct or geom object (point, line, plane)
2499 # @param theMirrorType POINT, AXIS or PLANE
2500 # If the Mirror is a geom object this parameter is unnecessary
2501 # @param MakeGroups forces the generation of new groups from existing ones
2502 # @param NewMeshName the name of the new mesh to create
2503 # @return instance of Mesh class
2504 # @ingroup l2_modif_trsf
2505 def MirrorObjectMakeMesh (self, theObject, Mirror, theMirrorType,MakeGroups=0, NewMeshName=""):
2506 if ( isinstance( theObject, Mesh )):
2507 theObject = theObject.GetMesh()
2508 if (isinstance(Mirror, geompyDC.GEOM._objref_GEOM_Object)):
2509 Mirror = self.smeshpyD.GetAxisStruct(Mirror)
2510 mesh = self.editor.MirrorObjectMakeMesh(theObject, Mirror, theMirrorType,
2511 MakeGroups, NewMeshName)
2512 return Mesh( self.smeshpyD,self.geompyD,mesh )
2514 ## Translates the elements
2515 # @param IDsOfElements list of elements ids
2516 # @param Vector the direction of translation (DirStruct or vector)
2517 # @param Copy allows copying the translated elements
2518 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
2519 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2520 # @ingroup l2_modif_trsf
2521 def Translate(self, IDsOfElements, Vector, Copy, MakeGroups=False):
2522 if IDsOfElements == []:
2523 IDsOfElements = self.GetElementsId()
2524 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2525 Vector = self.smeshpyD.GetDirStruct(Vector)
2526 if Copy and MakeGroups:
2527 return self.editor.TranslateMakeGroups(IDsOfElements, Vector)
2528 self.editor.Translate(IDsOfElements, Vector, Copy)
2531 ## Creates a new mesh of translated elements
2532 # @param IDsOfElements list of elements ids
2533 # @param Vector the direction of translation (DirStruct or vector)
2534 # @param MakeGroups forces the generation of new groups from existing ones
2535 # @param NewMeshName the name of the newly created mesh
2536 # @return instance of Mesh class
2537 # @ingroup l2_modif_trsf
2538 def TranslateMakeMesh(self, IDsOfElements, Vector, MakeGroups=False, NewMeshName=""):
2539 if IDsOfElements == []:
2540 IDsOfElements = self.GetElementsId()
2541 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2542 Vector = self.smeshpyD.GetDirStruct(Vector)
2543 mesh = self.editor.TranslateMakeMesh(IDsOfElements, Vector, MakeGroups, NewMeshName)
2544 return Mesh ( self.smeshpyD, self.geompyD, mesh )
2546 ## Translates the object
2547 # @param theObject the object to translate (mesh, submesh, or group)
2548 # @param Vector direction of translation (DirStruct or geom vector)
2549 # @param Copy allows copying the translated elements
2550 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
2551 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2552 # @ingroup l2_modif_trsf
2553 def TranslateObject(self, theObject, Vector, Copy, MakeGroups=False):
2554 if ( isinstance( theObject, Mesh )):
2555 theObject = theObject.GetMesh()
2556 if ( isinstance( Vector, geompyDC.GEOM._objref_GEOM_Object)):
2557 Vector = self.smeshpyD.GetDirStruct(Vector)
2558 if Copy and MakeGroups:
2559 return self.editor.TranslateObjectMakeGroups(theObject, Vector)
2560 self.editor.TranslateObject(theObject, Vector, Copy)
2563 ## Creates a new mesh from the translated object
2564 # @param theObject the object to translate (mesh, submesh, or group)
2565 # @param Vector the direction of translation (DirStruct or geom vector)
2566 # @param MakeGroups forces the generation of new groups from existing ones
2567 # @param NewMeshName the name of the newly created mesh
2568 # @return instance of Mesh class
2569 # @ingroup l2_modif_trsf
2570 def TranslateObjectMakeMesh(self, theObject, Vector, MakeGroups=False, NewMeshName=""):
2571 if (isinstance(theObject, Mesh)):
2572 theObject = theObject.GetMesh()
2573 if (isinstance(Vector, geompyDC.GEOM._objref_GEOM_Object)):
2574 Vector = self.smeshpyD.GetDirStruct(Vector)
2575 mesh = self.editor.TranslateObjectMakeMesh(theObject, Vector, MakeGroups, NewMeshName)
2576 return Mesh( self.smeshpyD, self.geompyD, mesh )
2578 ## Rotates the elements
2579 # @param IDsOfElements list of elements ids
2580 # @param Axis the axis of rotation (AxisStruct or geom line)
2581 # @param AngleInRadians the angle of rotation (in radians)
2582 # @param Copy allows copying the rotated elements
2583 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
2584 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2585 # @ingroup l2_modif_trsf
2586 def Rotate (self, IDsOfElements, Axis, AngleInRadians, Copy, MakeGroups=False):
2587 if IDsOfElements == []:
2588 IDsOfElements = self.GetElementsId()
2589 if ( isinstance( Axis, geompyDC.GEOM._objref_GEOM_Object)):
2590 Axis = self.smeshpyD.GetAxisStruct(Axis)
2591 if Copy and MakeGroups:
2592 return self.editor.RotateMakeGroups(IDsOfElements, Axis, AngleInRadians)
2593 self.editor.Rotate(IDsOfElements, Axis, AngleInRadians, Copy)
2596 ## Creates a new mesh of rotated elements
2597 # @param IDsOfElements list of element ids
2598 # @param Axis the axis of rotation (AxisStruct or geom line)
2599 # @param AngleInRadians the angle of rotation (in radians)
2600 # @param MakeGroups forces the generation of new groups from existing ones
2601 # @param NewMeshName the name of the newly created mesh
2602 # @return instance of Mesh class
2603 # @ingroup l2_modif_trsf
2604 def RotateMakeMesh (self, IDsOfElements, Axis, AngleInRadians, MakeGroups=0, NewMeshName=""):
2605 if IDsOfElements == []:
2606 IDsOfElements = self.GetElementsId()
2607 if ( isinstance( Axis, geompyDC.GEOM._objref_GEOM_Object)):
2608 Axis = self.smeshpyD.GetAxisStruct(Axis)
2609 mesh = self.editor.RotateMakeMesh(IDsOfElements, Axis, AngleInRadians,
2610 MakeGroups, NewMeshName)
2611 return Mesh( self.smeshpyD, self.geompyD, mesh )
2613 ## Rotates the object
2614 # @param theObject the object to rotate( mesh, submesh, or group)
2615 # @param Axis the axis of rotation (AxisStruct or geom line)
2616 # @param AngleInRadians the angle of rotation (in radians)
2617 # @param Copy allows copying the rotated elements
2618 # @param MakeGroups forces the generation of new groups from existing ones (if Copy)
2619 # @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
2620 # @ingroup l2_modif_trsf
2621 def RotateObject (self, theObject, Axis, AngleInRadians, Copy, MakeGroups=False):
2622 if (isinstance(theObject, Mesh)):
2623 theObject = theObject.GetMesh()
2624 if (isinstance(Axis, geompyDC.GEOM._objref_GEOM_Object)):
2625 Axis = self.smeshpyD.GetAxisStruct(Axis)
2626 if Copy and MakeGroups:
2627 return self.editor.RotateObjectMakeGroups(theObject, Axis, AngleInRadians)
2628 self.editor.RotateObject(theObject, Axis, AngleInRadians, Copy)
2631 ## Creates a new mesh from the rotated object
2632 # @param theObject the object to rotate (mesh, submesh, or group)
2633 # @param Axis the axis of rotation (AxisStruct or geom line)
2634 # @param AngleInRadians the angle of rotation (in radians)
2635 # @param MakeGroups forces the generation of new groups from existing ones
2636 # @param NewMeshName the name of the newly created mesh
2637 # @return instance of Mesh class
2638 # @ingroup l2_modif_trsf
2639 def RotateObjectMakeMesh(self, theObject, Axis, AngleInRadians, MakeGroups=0,NewMeshName=""):
2640 if (isinstance( theObject, Mesh )):
2641 theObject = theObject.GetMesh()
2642 if (isinstance(Axis, geompyDC.GEOM._objref_GEOM_Object)):
2643 Axis = self.smeshpyD.GetAxisStruct(Axis)
2644 mesh = self.editor.RotateObjectMakeMesh(theObject, Axis, AngleInRadians,
2645 MakeGroups, NewMeshName)
2646 return Mesh( self.smeshpyD, self.geompyD, mesh )
2648 ## Finds groups of ajacent nodes within Tolerance.
2649 # @param Tolerance the value of tolerance
2650 # @return the list of groups of nodes
2651 # @ingroup l2_modif_trsf
2652 def FindCoincidentNodes (self, Tolerance):
2653 return self.editor.FindCoincidentNodes(Tolerance)
2655 ## Finds groups of ajacent nodes within Tolerance.
2656 # @param Tolerance the value of tolerance
2657 # @param SubMeshOrGroup SubMesh or Group
2658 # @return the list of groups of nodes
2659 # @ingroup l2_modif_trsf
2660 def FindCoincidentNodesOnPart (self, SubMeshOrGroup, Tolerance):
2661 return self.editor.FindCoincidentNodesOnPart(SubMeshOrGroup, Tolerance)
2664 # @param GroupsOfNodes the list of groups of nodes
2665 # @ingroup l2_modif_trsf
2666 def MergeNodes (self, GroupsOfNodes):
2667 self.editor.MergeNodes(GroupsOfNodes)
2669 ## Finds the elements built on the same nodes.
2670 # @param MeshOrSubMeshOrGroup Mesh or SubMesh, or Group of elements for searching
2671 # @return a list of groups of equal elements
2672 # @ingroup l2_modif_trsf
2673 def FindEqualElements (self, MeshOrSubMeshOrGroup):
2674 return self.editor.FindEqualElements(MeshOrSubMeshOrGroup)
2676 ## Merges elements in each given group.
2677 # @param GroupsOfElementsID groups of elements for merging
2678 # @ingroup l2_modif_trsf
2679 def MergeElements(self, GroupsOfElementsID):
2680 self.editor.MergeElements(GroupsOfElementsID)
2682 ## Leaves one element and removes all other elements built on the same nodes.
2683 # @ingroup l2_modif_trsf
2684 def MergeEqualElements(self):
2685 self.editor.MergeEqualElements()
2687 ## Sews free borders
2688 # @return SMESH::Sew_Error
2689 # @ingroup l2_modif_trsf
2690 def SewFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
2691 FirstNodeID2, SecondNodeID2, LastNodeID2,
2692 CreatePolygons, CreatePolyedrs):
2693 return self.editor.SewFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
2694 FirstNodeID2, SecondNodeID2, LastNodeID2,
2695 CreatePolygons, CreatePolyedrs)
2697 ## Sews conform free borders
2698 # @return SMESH::Sew_Error
2699 # @ingroup l2_modif_trsf
2700 def SewConformFreeBorders (self, FirstNodeID1, SecondNodeID1, LastNodeID1,
2701 FirstNodeID2, SecondNodeID2):
2702 return self.editor.SewConformFreeBorders(FirstNodeID1, SecondNodeID1, LastNodeID1,
2703 FirstNodeID2, SecondNodeID2)
2705 ## Sews border to side
2706 # @return SMESH::Sew_Error
2707 # @ingroup l2_modif_trsf
2708 def SewBorderToSide (self, FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
2709 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs):
2710 return self.editor.SewBorderToSide(FirstNodeIDOnFreeBorder, SecondNodeIDOnFreeBorder, LastNodeIDOnFreeBorder,
2711 FirstNodeIDOnSide, LastNodeIDOnSide, CreatePolygons, CreatePolyedrs)
2713 ## Sews two sides of a mesh. The nodes belonging to Side1 are
2714 # merged with the nodes of elements of Side2.
2715 # The number of elements in theSide1 and in theSide2 must be
2716 # equal and they should have similar nodal connectivity.
2717 # The nodes to merge should belong to side borders and
2718 # the first node should be linked to the second.
2719 # @return SMESH::Sew_Error
2720 # @ingroup l2_modif_trsf
2721 def SewSideElements (self, IDsOfSide1Elements, IDsOfSide2Elements,
2722 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
2723 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge):
2724 return self.editor.SewSideElements(IDsOfSide1Elements, IDsOfSide2Elements,
2725 NodeID1OfSide1ToMerge, NodeID1OfSide2ToMerge,
2726 NodeID2OfSide1ToMerge, NodeID2OfSide2ToMerge)
2728 ## Sets new nodes for the given element.
2729 # @param ide the element id
2730 # @param newIDs nodes ids
2731 # @return If the number of nodes does not correspond to the type of element - returns false
2732 # @ingroup l2_modif_edit
2733 def ChangeElemNodes(self, ide, newIDs):
2734 return self.editor.ChangeElemNodes(ide, newIDs)
2736 ## If during the last operation of MeshEditor some nodes were
2737 # created, this method returns the list of their IDs, \n
2738 # if new nodes were not created - returns empty list
2739 # @return the list of integer values (can be empty)
2740 # @ingroup l1_auxiliary
2741 def GetLastCreatedNodes(self):
2742 return self.editor.GetLastCreatedNodes()
2744 ## If during the last operation of MeshEditor some elements were
2745 # created this method returns the list of their IDs, \n
2746 # if new elements were not created - returns empty list
2747 # @return the list of integer values (can be empty)
2748 # @ingroup l1_auxiliary
2749 def GetLastCreatedElems(self):
2750 return self.editor.GetLastCreatedElems()
2752 ## Creates a hole in a mesh by doubling the nodes of some particular elements
2753 # @param theNodes identifiers of nodes to be doubled
2754 # @param theModifiedElems identifiers of elements to be updated by the new (doubled)
2755 # nodes. If list of element identifiers is empty then nodes are doubled but
2756 # they not assigned to elements
2757 # @return TRUE if operation has been completed successfully, FALSE otherwise
2758 # @ingroup l2_modif_edit
2759 def DoubleNodes(self, theNodes, theModifiedElems):
2760 return self.editor.DoubleNodes(theNodes, theModifiedElems)
2762 ## Creates a hole in a mesh by doubling the nodes of some particular elements
2763 # This method provided for convenience works as DoubleNodes() described above.
2764 # @param theNodes identifiers of node to be doubled
2765 # @param theModifiedElems identifiers of elements to be updated
2766 # @return TRUE if operation has been completed successfully, FALSE otherwise
2767 # @ingroup l2_modif_edit
2768 def DoubleNode(self, theNodeId, theModifiedElems):
2769 return self.editor.DoubleNode(theNodeId, theModifiedElems)
2771 ## Creates a hole in a mesh by doubling the nodes of some particular elements
2772 # This method provided for convenience works as DoubleNodes() described above.
2773 # @param theNodes group of nodes to be doubled
2774 # @param theModifiedElems group of elements to be updated.
2775 # @return TRUE if operation has been completed successfully, FALSE otherwise
2776 # @ingroup l2_modif_edit
2777 def DoubleNodeGroup(self, theNodes, theModifiedElems):
2778 return self.editor.DoubleNodeGroup(theNodes, theModifiedElems)
2780 ## Creates a hole in a mesh by doubling the nodes of some particular elements
2781 # This method provided for convenience works as DoubleNodes() described above.
2782 # @param theNodes list of groups of nodes to be doubled
2783 # @param theModifiedElems list of groups of elements to be updated.
2784 # @return TRUE if operation has been completed successfully, FALSE otherwise
2785 # @ingroup l2_modif_edit
2786 def DoubleNodeGroups(self, theNodes, theModifiedElems):
2787 return self.editor.DoubleNodeGroups(theNodes, theModifiedElems)
2789 ## The mother class to define algorithm, it is not recommended to use it directly.
2792 # @ingroup l2_algorithms
2793 class Mesh_Algorithm:
2794 # @class Mesh_Algorithm
2795 # @brief Class Mesh_Algorithm
2797 #def __init__(self,smesh):
2805 ## Finds a hypothesis in the study by its type name and parameters.
2806 # Finds only the hypotheses created in smeshpyD engine.
2807 # @return SMESH.SMESH_Hypothesis
2808 def FindHypothesis (self, hypname, args, CompareMethod, smeshpyD):
2809 study = smeshpyD.GetCurrentStudy()
2810 #to do: find component by smeshpyD object, not by its data type
2811 scomp = study.FindComponent(smeshpyD.ComponentDataType())
2812 if scomp is not None:
2813 res,hypRoot = scomp.FindSubObject(SMESH.Tag_HypothesisRoot)
2814 # Check if the root label of the hypotheses exists
2815 if res and hypRoot is not None:
2816 iter = study.NewChildIterator(hypRoot)
2817 # Check all published hypotheses
2819 hypo_so_i = iter.Value()
2820 attr = hypo_so_i.FindAttribute("AttributeIOR")[1]
2821 if attr is not None:
2822 anIOR = attr.Value()
2823 hypo_o_i = salome.orb.string_to_object(anIOR)
2824 if hypo_o_i is not None:
2825 # Check if this is a hypothesis
2826 hypo_i = hypo_o_i._narrow(SMESH.SMESH_Hypothesis)
2827 if hypo_i is not None:
2828 # Check if the hypothesis belongs to current engine
2829 if smeshpyD.GetObjectId(hypo_i) > 0:
2830 # Check if this is the required hypothesis
2831 if hypo_i.GetName() == hypname:
2833 if CompareMethod(hypo_i, args):
2847 ## Finds the algorithm in the study by its type name.
2848 # Finds only the algorithms, which have been created in smeshpyD engine.
2849 # @return SMESH.SMESH_Algo
2850 def FindAlgorithm (self, algoname, smeshpyD):
2851 study = smeshpyD.GetCurrentStudy()
2852 #to do: find component by smeshpyD object, not by its data type
2853 scomp = study.FindComponent(smeshpyD.ComponentDataType())
2854 if scomp is not None:
2855 res,hypRoot = scomp.FindSubObject(SMESH.Tag_AlgorithmsRoot)
2856 # Check if the root label of the algorithms exists
2857 if res and hypRoot is not None:
2858 iter = study.NewChildIterator(hypRoot)
2859 # Check all published algorithms
2861 algo_so_i = iter.Value()
2862 attr = algo_so_i.FindAttribute("AttributeIOR")[1]
2863 if attr is not None:
2864 anIOR = attr.Value()
2865 algo_o_i = salome.orb.string_to_object(anIOR)
2866 if algo_o_i is not None:
2867 # Check if this is an algorithm
2868 algo_i = algo_o_i._narrow(SMESH.SMESH_Algo)
2869 if algo_i is not None:
2870 # Checks if the algorithm belongs to the current engine
2871 if smeshpyD.GetObjectId(algo_i) > 0:
2872 # Check if this is the required algorithm
2873 if algo_i.GetName() == algoname:
2886 ## If the algorithm is global, returns 0; \n
2887 # else returns the submesh associated to this algorithm.
2888 def GetSubMesh(self):
2891 ## Returns the wrapped mesher.
2892 def GetAlgorithm(self):
2895 ## Gets the list of hypothesis that can be used with this algorithm
2896 def GetCompatibleHypothesis(self):
2899 mylist = self.algo.GetCompatibleHypothesis()
2902 ## Gets the name of the algorithm
2906 ## Sets the name to the algorithm
2907 def SetName(self, name):
2908 SetName(self.algo, name)
2910 ## Gets the id of the algorithm
2912 return self.algo.GetId()
2915 def Create(self, mesh, geom, hypo, so="libStdMeshersEngine.so"):
2917 raise RuntimeError, "Attemp to create " + hypo + " algoritm on None shape"
2918 algo = self.FindAlgorithm(hypo, mesh.smeshpyD)
2920 algo = mesh.smeshpyD.CreateHypothesis(hypo, so)
2922 self.Assign(algo, mesh, geom)
2926 def Assign(self, algo, mesh, geom):
2928 raise RuntimeError, "Attemp to create " + algo + " algoritm on None shape"
2935 name = GetName(geom)
2937 name = mesh.geompyD.SubShapeName(geom, piece)
2938 mesh.geompyD.addToStudyInFather(piece, geom, name)
2939 self.subm = mesh.mesh.GetSubMesh(geom, algo.GetName())
2942 status = mesh.mesh.AddHypothesis(self.geom, self.algo)
2943 TreatHypoStatus( status, algo.GetName(), GetName(self.geom), True )
2945 def CompareHyp (self, hyp, args):
2946 print "CompareHyp is not implemented for ", self.__class__.__name__, ":", hyp.GetName()
2949 def CompareEqualHyp (self, hyp, args):
2953 def Hypothesis (self, hyp, args=[], so="libStdMeshersEngine.so",
2954 UseExisting=0, CompareMethod=""):
2957 if CompareMethod == "": CompareMethod = self.CompareHyp
2958 hypo = self.FindHypothesis(hyp, args, CompareMethod, self.mesh.smeshpyD)
2961 hypo = self.mesh.smeshpyD.CreateHypothesis(hyp, so)
2967 a = a + s + str(args[i])
2971 SetName(hypo, hyp + a)
2973 status = self.mesh.mesh.AddHypothesis(self.geom, hypo)
2974 TreatHypoStatus( status, GetName(hypo), GetName(self.geom), 0 )
2978 # Public class: Mesh_Segment
2979 # --------------------------
2981 ## Class to define a segment 1D algorithm for discretization
2984 # @ingroup l3_algos_basic
2985 class Mesh_Segment(Mesh_Algorithm):
2987 ## Private constructor.
2988 def __init__(self, mesh, geom=0):
2989 Mesh_Algorithm.__init__(self)
2990 self.Create(mesh, geom, "Regular_1D")
2992 ## Defines "LocalLength" hypothesis to cut an edge in several segments with the same length
2993 # @param l for the length of segments that cut an edge
2994 # @param UseExisting if ==true - searches for an existing hypothesis created with
2995 # the same parameters, else (default) - creates a new one
2996 # @param p precision, used for calculation of the number of segments.
2997 # The precision should be a positive, meaningful value within the range [0,1].
2998 # In general, the number of segments is calculated with the formula:
2999 # nb = ceil((edge_length / l) - p)
3000 # Function ceil rounds its argument to the higher integer.
3001 # So, p=0 means rounding of (edge_length / l) to the higher integer,
3002 # p=0.5 means rounding of (edge_length / l) to the nearest integer,
3003 # p=1 means rounding of (edge_length / l) to the lower integer.
3004 # Default value is 1e-07.
3005 # @return an instance of StdMeshers_LocalLength hypothesis
3006 # @ingroup l3_hypos_1dhyps
3007 def LocalLength(self, l, UseExisting=0, p=1e-07):
3008 hyp = self.Hypothesis("LocalLength", [l,p], UseExisting=UseExisting,
3009 CompareMethod=self.CompareLocalLength)
3015 ## Checks if the given "LocalLength" hypothesis has the same parameters as the given arguments
3016 def CompareLocalLength(self, hyp, args):
3017 if IsEqual(hyp.GetLength(), args[0]):
3018 return IsEqual(hyp.GetPrecision(), args[1])
3021 ## Defines "NumberOfSegments" hypothesis to cut an edge in a fixed number of segments
3022 # @param n for the number of segments that cut an edge
3023 # @param s for the scale factor (optional)
3024 # @param UseExisting if ==true - searches for an existing hypothesis created with
3025 # the same parameters, else (default) - create a new one
3026 # @return an instance of StdMeshers_NumberOfSegments hypothesis
3027 # @ingroup l3_hypos_1dhyps
3028 def NumberOfSegments(self, n, s=[], UseExisting=0):
3030 hyp = self.Hypothesis("NumberOfSegments", [n], UseExisting=UseExisting,
3031 CompareMethod=self.CompareNumberOfSegments)
3033 hyp = self.Hypothesis("NumberOfSegments", [n,s], UseExisting=UseExisting,
3034 CompareMethod=self.CompareNumberOfSegments)
3035 hyp.SetDistrType( 1 )
3036 hyp.SetScaleFactor(s)
3037 hyp.SetNumberOfSegments(n)
3041 ## Checks if the given "NumberOfSegments" hypothesis has the same parameters as the given arguments
3042 def CompareNumberOfSegments(self, hyp, args):
3043 if hyp.GetNumberOfSegments() == args[0]:
3047 if hyp.GetDistrType() == 1:
3048 if IsEqual(hyp.GetScaleFactor(), args[1]):
3052 ## Defines "Arithmetic1D" hypothesis to cut an edge in several segments with increasing arithmetic length
3053 # @param start defines the length of the first segment
3054 # @param end defines the length of the last segment
3055 # @param UseExisting if ==true - searches for an existing hypothesis created with
3056 # the same parameters, else (default) - creates a new one
3057 # @return an instance of StdMeshers_Arithmetic1D hypothesis
3058 # @ingroup l3_hypos_1dhyps
3059 def Arithmetic1D(self, start, end, UseExisting=0):
3060 hyp = self.Hypothesis("Arithmetic1D", [start, end], UseExisting=UseExisting,
3061 CompareMethod=self.CompareArithmetic1D)
3062 hyp.SetLength(start, 1)
3063 hyp.SetLength(end , 0)
3067 ## Check if the given "Arithmetic1D" hypothesis has the same parameters as the given arguments
3068 def CompareArithmetic1D(self, hyp, args):
3069 if IsEqual(hyp.GetLength(1), args[0]):
3070 if IsEqual(hyp.GetLength(0), args[1]):
3074 ## Defines "StartEndLength" hypothesis to cut an edge in several segments with increasing geometric length
3075 # @param start defines the length of the first segment
3076 # @param end defines the length of the last segment
3077 # @param UseExisting if ==true - searches for an existing hypothesis created with
3078 # the same parameters, else (default) - creates a new one
3079 # @return an instance of StdMeshers_StartEndLength hypothesis
3080 # @ingroup l3_hypos_1dhyps
3081 def StartEndLength(self, start, end, UseExisting=0):
3082 hyp = self.Hypothesis("StartEndLength", [start, end], UseExisting=UseExisting,
3083 CompareMethod=self.CompareStartEndLength)
3084 hyp.SetLength(start, 1)
3085 hyp.SetLength(end , 0)
3088 ## Check if the given "StartEndLength" hypothesis has the same parameters as the given arguments
3089 def CompareStartEndLength(self, hyp, args):
3090 if IsEqual(hyp.GetLength(1), args[0]):
3091 if IsEqual(hyp.GetLength(0), args[1]):
3095 ## Defines "Deflection1D" hypothesis
3096 # @param d for the deflection
3097 # @param UseExisting if ==true - searches for an existing hypothesis created with
3098 # the same parameters, else (default) - create a new one
3099 # @ingroup l3_hypos_1dhyps
3100 def Deflection1D(self, d, UseExisting=0):
3101 hyp = self.Hypothesis("Deflection1D", [d], UseExisting=UseExisting,
3102 CompareMethod=self.CompareDeflection1D)
3103 hyp.SetDeflection(d)
3106 ## Check if the given "Deflection1D" hypothesis has the same parameters as the given arguments
3107 def CompareDeflection1D(self, hyp, args):
3108 return IsEqual(hyp.GetDeflection(), args[0])
3110 ## Defines "Propagation" hypothesis that propagates all other hypotheses on all other edges that are at
3111 # the opposite side in case of quadrangular faces
3112 # @ingroup l3_hypos_additi
3113 def Propagation(self):
3114 return self.Hypothesis("Propagation", UseExisting=1, CompareMethod=self.CompareEqualHyp)
3116 ## Defines "AutomaticLength" hypothesis
3117 # @param fineness for the fineness [0-1]
3118 # @param UseExisting if ==true - searches for an existing hypothesis created with the
3119 # same parameters, else (default) - create a new one
3120 # @ingroup l3_hypos_1dhyps
3121 def AutomaticLength(self, fineness=0, UseExisting=0):
3122 hyp = self.Hypothesis("AutomaticLength",[fineness],UseExisting=UseExisting,
3123 CompareMethod=self.CompareAutomaticLength)
3124 hyp.SetFineness( fineness )
3127 ## Checks if the given "AutomaticLength" hypothesis has the same parameters as the given arguments
3128 def CompareAutomaticLength(self, hyp, args):
3129 return IsEqual(hyp.GetFineness(), args[0])
3131 ## Defines "SegmentLengthAroundVertex" hypothesis
3132 # @param length for the segment length
3133 # @param vertex for the length localization: the vertex index [0,1] | vertex object.
3134 # Any other integer value means that the hypothesis will be set on the
3135 # whole 1D shape, where Mesh_Segment algorithm is assigned.
3136 # @param UseExisting if ==true - searches for an existing hypothesis created with
3137 # the same parameters, else (default) - creates a new one
3138 # @ingroup l3_algos_segmarv
3139 def LengthNearVertex(self, length, vertex=0, UseExisting=0):
3141 store_geom = self.geom
3142 if type(vertex) is types.IntType:
3143 if vertex == 0 or vertex == 1:
3144 vertex = self.mesh.geompyD.SubShapeAllSorted(self.geom, geompyDC.ShapeType["VERTEX"])[vertex]
3152 if self.geom is None:
3153 raise RuntimeError, "Attemp to create SegmentAroundVertex_0D algoritm on None shape"
3154 name = GetName(self.geom)
3156 piece = self.mesh.geom
3157 name = self.mesh.geompyD.SubShapeName(self.geom, piece)
3158 self.mesh.geompyD.addToStudyInFather(piece, self.geom, name)
3159 algo = self.FindAlgorithm("SegmentAroundVertex_0D", self.mesh.smeshpyD)
3161 algo = self.mesh.smeshpyD.CreateHypothesis("SegmentAroundVertex_0D", "libStdMeshersEngine.so")
3163 status = self.mesh.mesh.AddHypothesis(self.geom, algo)
3164 TreatHypoStatus(status, "SegmentAroundVertex_0D", name, True)
3166 hyp = self.Hypothesis("SegmentLengthAroundVertex", [length], UseExisting=UseExisting,
3167 CompareMethod=self.CompareLengthNearVertex)
3168 self.geom = store_geom
3169 hyp.SetLength( length )
3172 ## Checks if the given "LengthNearVertex" hypothesis has the same parameters as the given arguments
3173 # @ingroup l3_algos_segmarv
3174 def CompareLengthNearVertex(self, hyp, args):
3175 return IsEqual(hyp.GetLength(), args[0])
3177 ## Defines "QuadraticMesh" hypothesis, forcing construction of quadratic edges.
3178 # If the 2D mesher sees that all boundary edges are quadratic,
3179 # it generates quadratic faces, else it generates linear faces using
3180 # medium nodes as if they are vertices.
3181 # The 3D mesher generates quadratic volumes only if all boundary faces
3182 # are quadratic, else it fails.
3184 # @ingroup l3_hypos_additi
3185 def QuadraticMesh(self):
3186 hyp = self.Hypothesis("QuadraticMesh", UseExisting=1, CompareMethod=self.CompareEqualHyp)
3189 # Public class: Mesh_CompositeSegment
3190 # --------------------------
3192 ## Defines a segment 1D algorithm for discretization
3194 # @ingroup l3_algos_basic
3195 class Mesh_CompositeSegment(Mesh_Segment):
3197 ## Private constructor.
3198 def __init__(self, mesh, geom=0):
3199 self.Create(mesh, geom, "CompositeSegment_1D")
3202 # Public class: Mesh_Segment_Python
3203 # ---------------------------------
3205 ## Defines a segment 1D algorithm for discretization with python function
3207 # @ingroup l3_algos_basic
3208 class Mesh_Segment_Python(Mesh_Segment):
3210 ## Private constructor.
3211 def __init__(self, mesh, geom=0):
3212 import Python1dPlugin
3213 self.Create(mesh, geom, "Python_1D", "libPython1dEngine.so")
3215 ## Defines "PythonSplit1D" hypothesis
3216 # @param n for the number of segments that cut an edge
3217 # @param func for the python function that calculates the length of all segments
3218 # @param UseExisting if ==true - searches for the existing hypothesis created with
3219 # the same parameters, else (default) - creates a new one
3220 # @ingroup l3_hypos_1dhyps
3221 def PythonSplit1D(self, n, func, UseExisting=0):
3222 hyp = self.Hypothesis("PythonSplit1D", [n], "libPython1dEngine.so",
3223 UseExisting=UseExisting, CompareMethod=self.ComparePythonSplit1D)
3224 hyp.SetNumberOfSegments(n)
3225 hyp.SetPythonLog10RatioFunction(func)
3228 ## Checks if the given "PythonSplit1D" hypothesis has the same parameters as the given arguments
3229 def ComparePythonSplit1D(self, hyp, args):
3230 #if hyp.GetNumberOfSegments() == args[0]:
3231 # if hyp.GetPythonLog10RatioFunction() == args[1]:
3235 # Public class: Mesh_Triangle
3236 # ---------------------------
3238 ## Defines a triangle 2D algorithm
3240 # @ingroup l3_algos_basic
3241 class Mesh_Triangle(Mesh_Algorithm):
3250 ## Private constructor.
3251 def __init__(self, mesh, algoType, geom=0):
3252 Mesh_Algorithm.__init__(self)
3254 self.algoType = algoType
3255 if algoType == MEFISTO:
3256 self.Create(mesh, geom, "MEFISTO_2D")
3258 elif algoType == BLSURF:
3260 self.Create(mesh, geom, "BLSURF", "libBLSURFEngine.so")
3261 #self.SetPhysicalMesh() - PAL19680
3262 elif algoType == NETGEN:
3264 print "Warning: NETGENPlugin module unavailable"
3266 self.Create(mesh, geom, "NETGEN_2D", "libNETGENEngine.so")
3268 elif algoType == NETGEN_2D:
3270 print "Warning: NETGENPlugin module unavailable"
3272 self.Create(mesh, geom, "NETGEN_2D_ONLY", "libNETGENEngine.so")
3275 ## Defines "MaxElementArea" hypothesis basing on the definition of the maximum area of each triangle
3276 # @param area for the maximum area of each triangle
3277 # @param UseExisting if ==true - searches for an existing hypothesis created with the
3278 # same parameters, else (default) - creates a new one
3280 # Only for algoType == MEFISTO || NETGEN_2D
3281 # @ingroup l3_hypos_2dhyps
3282 def MaxElementArea(self, area, UseExisting=0):
3283 if self.algoType == MEFISTO or self.algoType == NETGEN_2D:
3284 hyp = self.Hypothesis("MaxElementArea", [area], UseExisting=UseExisting,
3285 CompareMethod=self.CompareMaxElementArea)
3286 elif self.algoType == NETGEN:
3287 hyp = self.Parameters(SIMPLE)
3288 hyp.SetMaxElementArea(area)
3291 ## Checks if the given "MaxElementArea" hypothesis has the same parameters as the given arguments
3292 def CompareMaxElementArea(self, hyp, args):
3293 return IsEqual(hyp.GetMaxElementArea(), args[0])
3295 ## Defines "LengthFromEdges" hypothesis to build triangles
3296 # based on the length of the edges taken from the wire
3298 # Only for algoType == MEFISTO || NETGEN_2D
3299 # @ingroup l3_hypos_2dhyps
3300 def LengthFromEdges(self):
3301 if self.algoType == MEFISTO or self.algoType == NETGEN_2D:
3302 hyp = self.Hypothesis("LengthFromEdges", UseExisting=1, CompareMethod=self.CompareEqualHyp)
3304 elif self.algoType == NETGEN:
3305 hyp = self.Parameters(SIMPLE)
3306 hyp.LengthFromEdges()
3309 ## Sets a way to define size of mesh elements to generate.
3310 # @param thePhysicalMesh is: DefaultSize or Custom.
3311 # @ingroup l3_hypos_blsurf
3312 def SetPhysicalMesh(self, thePhysicalMesh=DefaultSize):
3313 # Parameter of BLSURF algo
3314 self.Parameters().SetPhysicalMesh(thePhysicalMesh)
3316 ## Sets size of mesh elements to generate.
3317 # @ingroup l3_hypos_blsurf
3318 def SetPhySize(self, theVal):
3319 # Parameter of BLSURF algo
3320 self.Parameters().SetPhySize(theVal)
3322 ## Sets lower boundary of mesh element size (PhySize).
3323 # @ingroup l3_hypos_blsurf
3324 def SetPhyMin(self, theVal=-1):
3325 # Parameter of BLSURF algo
3326 self.Parameters().SetPhyMin(theVal)
3328 ## Sets upper boundary of mesh element size (PhySize).
3329 # @ingroup l3_hypos_blsurf
3330 def SetPhyMax(self, theVal=-1):
3331 # Parameter of BLSURF algo
3332 self.Parameters().SetPhyMax(theVal)
3334 ## Sets a way to define maximum angular deflection of mesh from CAD model.
3335 # @param theGeometricMesh is: DefaultGeom or Custom
3336 # @ingroup l3_hypos_blsurf
3337 def SetGeometricMesh(self, theGeometricMesh=0):
3338 # Parameter of BLSURF algo
3339 if self.Parameters().GetPhysicalMesh() == 0: theGeometricMesh = 1
3340 self.params.SetGeometricMesh(theGeometricMesh)
3342 ## Sets angular deflection (in degrees) of a mesh face from CAD surface.
3343 # @ingroup l3_hypos_blsurf
3344 def SetAngleMeshS(self, theVal=_angleMeshS):
3345 # Parameter of BLSURF algo
3346 if self.Parameters().GetGeometricMesh() == 0: theVal = self._angleMeshS
3347 self.params.SetAngleMeshS(theVal)
3349 ## Sets angular deflection (in degrees) of a mesh edge from CAD curve.
3350 # @ingroup l3_hypos_blsurf
3351 def SetAngleMeshC(self, theVal=_angleMeshS):
3352 # Parameter of BLSURF algo
3353 if self.Parameters().GetGeometricMesh() == 0: theVal = self._angleMeshS
3354 self.params.SetAngleMeshC(theVal)
3356 ## Sets lower boundary of mesh element size computed to respect angular deflection.
3357 # @ingroup l3_hypos_blsurf
3358 def SetGeoMin(self, theVal=-1):
3359 # Parameter of BLSURF algo
3360 self.Parameters().SetGeoMin(theVal)
3362 ## Sets upper boundary of mesh element size computed to respect angular deflection.
3363 # @ingroup l3_hypos_blsurf
3364 def SetGeoMax(self, theVal=-1):
3365 # Parameter of BLSURF algo
3366 self.Parameters().SetGeoMax(theVal)
3368 ## Sets maximal allowed ratio between the lengths of two adjacent edges.
3369 # @ingroup l3_hypos_blsurf
3370 def SetGradation(self, theVal=_gradation):
3371 # Parameter of BLSURF algo
3372 if self.Parameters().GetGeometricMesh() == 0: theVal = self._gradation
3373 self.params.SetGradation(theVal)
3375 ## Sets topology usage way.
3376 # @param way defines how mesh conformity is assured <ul>
3377 # <li>FromCAD - mesh conformity is assured by conformity of a shape</li>
3378 # <li>PreProcess or PreProcessPlus - by pre-processing a CAD model</li></ul>
3379 # @ingroup l3_hypos_blsurf
3380 def SetTopology(self, way):
3381 # Parameter of BLSURF algo
3382 self.Parameters().SetTopology(way)
3384 ## To respect geometrical edges or not.
3385 # @ingroup l3_hypos_blsurf
3386 def SetDecimesh(self, toIgnoreEdges=False):
3387 # Parameter of BLSURF algo
3388 self.Parameters().SetDecimesh(toIgnoreEdges)
3390 ## Sets verbosity level in the range 0 to 100.
3391 # @ingroup l3_hypos_blsurf
3392 def SetVerbosity(self, level):
3393 # Parameter of BLSURF algo
3394 self.Parameters().SetVerbosity(level)
3396 ## Sets advanced option value.
3397 # @ingroup l3_hypos_blsurf
3398 def SetOptionValue(self, optionName, level):
3399 # Parameter of BLSURF algo
3400 self.Parameters().SetOptionValue(optionName,level)
3402 ## Sets QuadAllowed flag.
3403 # Only for algoType == NETGEN || NETGEN_2D || BLSURF
3404 # @ingroup l3_hypos_netgen l3_hypos_blsurf
3405 def SetQuadAllowed(self, toAllow=True):
3406 if self.algoType == NETGEN_2D:
3407 if toAllow: # add QuadranglePreference
3408 self.Hypothesis("QuadranglePreference", UseExisting=1, CompareMethod=self.CompareEqualHyp)
3409 else: # remove QuadranglePreference
3410 for hyp in self.mesh.GetHypothesisList( self.geom ):
3411 if hyp.GetName() == "QuadranglePreference":
3412 self.mesh.RemoveHypothesis( self.geom, hyp )
3417 if self.Parameters():
3418 self.params.SetQuadAllowed(toAllow)
3421 ## Defines hypothesis having several parameters
3423 # @ingroup l3_hypos_netgen
3424 def Parameters(self, which=SOLE):
3427 if self.algoType == NETGEN:
3429 self.params = self.Hypothesis("NETGEN_SimpleParameters_2D", [],
3430 "libNETGENEngine.so", UseExisting=0)
3432 self.params = self.Hypothesis("NETGEN_Parameters_2D", [],
3433 "libNETGENEngine.so", UseExisting=0)
3435 elif self.algoType == MEFISTO:
3436 print "Mefisto algo support no multi-parameter hypothesis"
3438 elif self.algoType == NETGEN_2D:
3439 print "NETGEN_2D_ONLY algo support no multi-parameter hypothesis"
3440 print "NETGEN_2D_ONLY uses 'MaxElementArea' and 'LengthFromEdges' ones"
3442 elif self.algoType == BLSURF:
3443 self.params = self.Hypothesis("BLSURF_Parameters", [],
3444 "libBLSURFEngine.so", UseExisting=0)
3447 print "Mesh_Triangle with algo type %s does not have such a parameter, check algo type"%self.algoType
3452 # Only for algoType == NETGEN
3453 # @ingroup l3_hypos_netgen
3454 def SetMaxSize(self, theSize):
3455 if self.Parameters():
3456 self.params.SetMaxSize(theSize)
3458 ## Sets SecondOrder flag
3460 # Only for algoType == NETGEN
3461 # @ingroup l3_hypos_netgen
3462 def SetSecondOrder(self, theVal):
3463 if self.Parameters():
3464 self.params.SetSecondOrder(theVal)
3466 ## Sets Optimize flag
3468 # Only for algoType == NETGEN
3469 # @ingroup l3_hypos_netgen
3470 def SetOptimize(self, theVal):
3471 if self.Parameters():
3472 self.params.SetOptimize(theVal)
3475 # @param theFineness is:
3476 # VeryCoarse, Coarse, Moderate, Fine, VeryFine or Custom
3478 # Only for algoType == NETGEN
3479 # @ingroup l3_hypos_netgen
3480 def SetFineness(self, theFineness):
3481 if self.Parameters():
3482 self.params.SetFineness(theFineness)
3486 # Only for algoType == NETGEN
3487 # @ingroup l3_hypos_netgen
3488 def SetGrowthRate(self, theRate):
3489 if self.Parameters():
3490 self.params.SetGrowthRate(theRate)
3492 ## Sets NbSegPerEdge
3494 # Only for algoType == NETGEN
3495 # @ingroup l3_hypos_netgen
3496 def SetNbSegPerEdge(self, theVal):
3497 if self.Parameters():
3498 self.params.SetNbSegPerEdge(theVal)
3500 ## Sets NbSegPerRadius
3502 # Only for algoType == NETGEN
3503 # @ingroup l3_hypos_netgen
3504 def SetNbSegPerRadius(self, theVal):
3505 if self.Parameters():
3506 self.params.SetNbSegPerRadius(theVal)
3508 ## Sets number of segments overriding value set by SetLocalLength()
3510 # Only for algoType == NETGEN
3511 # @ingroup l3_hypos_netgen
3512 def SetNumberOfSegments(self, theVal):
3513 self.Parameters(SIMPLE).SetNumberOfSegments(theVal)
3515 ## Sets number of segments overriding value set by SetNumberOfSegments()
3517 # Only for algoType == NETGEN
3518 # @ingroup l3_hypos_netgen
3519 def SetLocalLength(self, theVal):
3520 self.Parameters(SIMPLE).SetLocalLength(theVal)
3525 # Public class: Mesh_Quadrangle
3526 # -----------------------------
3528 ## Defines a quadrangle 2D algorithm
3530 # @ingroup l3_algos_basic
3531 class Mesh_Quadrangle(Mesh_Algorithm):
3533 ## Private constructor.
3534 def __init__(self, mesh, geom=0):
3535 Mesh_Algorithm.__init__(self)
3536 self.Create(mesh, geom, "Quadrangle_2D")
3538 ## Defines "QuadranglePreference" hypothesis, forcing construction
3539 # of quadrangles if the number of nodes on the opposite edges is not the same
3540 # while the total number of nodes on edges is even
3542 # @ingroup l3_hypos_additi
3543 def QuadranglePreference(self):
3544 hyp = self.Hypothesis("QuadranglePreference", UseExisting=1,
3545 CompareMethod=self.CompareEqualHyp)
3548 ## Defines "TrianglePreference" hypothesis, forcing construction
3549 # of triangles in the refinement area if the number of nodes
3550 # on the opposite edges is not the same
3552 # @ingroup l3_hypos_additi
3553 def TrianglePreference(self):
3554 hyp = self.Hypothesis("TrianglePreference", UseExisting=1,
3555 CompareMethod=self.CompareEqualHyp)
3558 # Public class: Mesh_Tetrahedron
3559 # ------------------------------
3561 ## Defines a tetrahedron 3D algorithm
3563 # @ingroup l3_algos_basic
3564 class Mesh_Tetrahedron(Mesh_Algorithm):
3569 ## Private constructor.
3570 def __init__(self, mesh, algoType, geom=0):
3571 Mesh_Algorithm.__init__(self)
3573 if algoType == NETGEN:
3574 self.Create(mesh, geom, "NETGEN_3D", "libNETGENEngine.so")
3577 elif algoType == FULL_NETGEN:
3579 print "Warning: NETGENPlugin module has not been imported."
3580 self.Create(mesh, geom, "NETGEN_2D3D", "libNETGENEngine.so")
3583 elif algoType == GHS3D:
3585 self.Create(mesh, geom, "GHS3D_3D" , "libGHS3DEngine.so")
3588 self.algoType = algoType
3590 ## Defines "MaxElementVolume" hypothesis to give the maximun volume of each tetrahedron
3591 # @param vol for the maximum volume of each tetrahedron
3592 # @param UseExisting if ==true - searches for the existing hypothesis created with
3593 # the same parameters, else (default) - creates a new one
3594 # @ingroup l3_hypos_maxvol
3595 def MaxElementVolume(self, vol, UseExisting=0):
3596 if self.algoType == NETGEN:
3597 hyp = self.Hypothesis("MaxElementVolume", [vol], UseExisting=UseExisting,
3598 CompareMethod=self.CompareMaxElementVolume)
3599 hyp.SetMaxElementVolume(vol)
3601 elif self.algoType == FULL_NETGEN:
3602 self.Parameters(SIMPLE).SetMaxElementVolume(vol)
3605 ## Checks if the given "MaxElementVolume" hypothesis has the same parameters as the given arguments
3606 def CompareMaxElementVolume(self, hyp, args):
3607 return IsEqual(hyp.GetMaxElementVolume(), args[0])
3609 ## Defines hypothesis having several parameters
3611 # @ingroup l3_hypos_netgen
3612 def Parameters(self, which=SOLE):
3615 if self.algoType == FULL_NETGEN:
3617 self.params = self.Hypothesis("NETGEN_SimpleParameters_3D", [],
3618 "libNETGENEngine.so", UseExisting=0)
3620 self.params = self.Hypothesis("NETGEN_Parameters", [],
3621 "libNETGENEngine.so", UseExisting=0)
3623 if self.algoType == GHS3D:
3624 self.params = self.Hypothesis("GHS3D_Parameters", [],
3625 "libGHS3DEngine.so", UseExisting=0)
3628 print "Algo supports no multi-parameter hypothesis"
3632 # Parameter of FULL_NETGEN
3633 # @ingroup l3_hypos_netgen
3634 def SetMaxSize(self, theSize):
3635 self.Parameters().SetMaxSize(theSize)
3637 ## Sets SecondOrder flag
3638 # Parameter of FULL_NETGEN
3639 # @ingroup l3_hypos_netgen
3640 def SetSecondOrder(self, theVal):
3641 self.Parameters().SetSecondOrder(theVal)
3643 ## Sets Optimize flag
3644 # Parameter of FULL_NETGEN
3645 # @ingroup l3_hypos_netgen
3646 def SetOptimize(self, theVal):
3647 self.Parameters().SetOptimize(theVal)
3650 # @param theFineness is:
3651 # VeryCoarse, Coarse, Moderate, Fine, VeryFine or Custom
3652 # Parameter of FULL_NETGEN
3653 # @ingroup l3_hypos_netgen
3654 def SetFineness(self, theFineness):
3655 self.Parameters().SetFineness(theFineness)
3658 # Parameter of FULL_NETGEN
3659 # @ingroup l3_hypos_netgen
3660 def SetGrowthRate(self, theRate):
3661 self.Parameters().SetGrowthRate(theRate)
3663 ## Sets NbSegPerEdge
3664 # Parameter of FULL_NETGEN
3665 # @ingroup l3_hypos_netgen
3666 def SetNbSegPerEdge(self, theVal):
3667 self.Parameters().SetNbSegPerEdge(theVal)
3669 ## Sets NbSegPerRadius
3670 # Parameter of FULL_NETGEN
3671 # @ingroup l3_hypos_netgen
3672 def SetNbSegPerRadius(self, theVal):
3673 self.Parameters().SetNbSegPerRadius(theVal)
3675 ## Sets number of segments overriding value set by SetLocalLength()
3676 # Only for algoType == NETGEN_FULL
3677 # @ingroup l3_hypos_netgen
3678 def SetNumberOfSegments(self, theVal):
3679 self.Parameters(SIMPLE).SetNumberOfSegments(theVal)
3681 ## Sets number of segments overriding value set by SetNumberOfSegments()
3682 # Only for algoType == NETGEN_FULL
3683 # @ingroup l3_hypos_netgen
3684 def SetLocalLength(self, theVal):
3685 self.Parameters(SIMPLE).SetLocalLength(theVal)
3687 ## Defines "MaxElementArea" parameter of NETGEN_SimpleParameters_3D hypothesis.
3688 # Overrides value set by LengthFromEdges()
3689 # Only for algoType == NETGEN_FULL
3690 # @ingroup l3_hypos_netgen
3691 def MaxElementArea(self, area):
3692 self.Parameters(SIMPLE).SetMaxElementArea(area)
3694 ## Defines "LengthFromEdges" parameter of NETGEN_SimpleParameters_3D hypothesis
3695 # Overrides value set by MaxElementArea()
3696 # Only for algoType == NETGEN_FULL
3697 # @ingroup l3_hypos_netgen
3698 def LengthFromEdges(self):
3699 self.Parameters(SIMPLE).LengthFromEdges()
3701 ## Defines "LengthFromFaces" parameter of NETGEN_SimpleParameters_3D hypothesis
3702 # Overrides value set by MaxElementVolume()
3703 # Only for algoType == NETGEN_FULL
3704 # @ingroup l3_hypos_netgen
3705 def LengthFromFaces(self):
3706 self.Parameters(SIMPLE).LengthFromFaces()
3708 ## To mesh "holes" in a solid or not. Default is to mesh.
3709 # @ingroup l3_hypos_ghs3dh
3710 def SetToMeshHoles(self, toMesh):
3711 # Parameter of GHS3D
3712 self.Parameters().SetToMeshHoles(toMesh)
3714 ## Set Optimization level:
3715 # None_Optimization, Light_Optimization, Medium_Optimization, Strong_Optimization.
3716 # Default is Medium_Optimization
3717 # @ingroup l3_hypos_ghs3dh
3718 def SetOptimizationLevel(self, level):
3719 # Parameter of GHS3D
3720 self.Parameters().SetOptimizationLevel(level)
3722 ## Maximal size of memory to be used by the algorithm (in Megabytes).
3723 # @ingroup l3_hypos_ghs3dh
3724 def SetMaximumMemory(self, MB):
3725 # Advanced parameter of GHS3D
3726 self.Parameters().SetMaximumMemory(MB)
3728 ## Initial size of memory to be used by the algorithm (in Megabytes) in
3729 # automatic memory adjustment mode.
3730 # @ingroup l3_hypos_ghs3dh
3731 def SetInitialMemory(self, MB):
3732 # Advanced parameter of GHS3D
3733 self.Parameters().SetInitialMemory(MB)
3735 ## Path to working directory.
3736 # @ingroup l3_hypos_ghs3dh
3737 def SetWorkingDirectory(self, path):
3738 # Advanced parameter of GHS3D
3739 self.Parameters().SetWorkingDirectory(path)
3741 ## To keep working files or remove them. Log file remains in case of errors anyway.
3742 # @ingroup l3_hypos_ghs3dh
3743 def SetKeepFiles(self, toKeep):
3744 # Advanced parameter of GHS3D
3745 self.Parameters().SetKeepFiles(toKeep)
3747 ## To set verbose level [0-10]. <ul>
3748 #<li> 0 - no standard output,
3749 #<li> 2 - prints the data, quality statistics of the skin and final meshes and
3750 # indicates when the final mesh is being saved. In addition the software
3751 # gives indication regarding the CPU time.
3752 #<li>10 - same as 2 plus the main steps in the computation, quality statistics
3753 # histogram of the skin mesh, quality statistics histogram together with
3754 # the characteristics of the final mesh.</ul>
3755 # @ingroup l3_hypos_ghs3dh
3756 def SetVerboseLevel(self, level):
3757 # Advanced parameter of GHS3D
3758 self.Parameters().SetVerboseLevel(level)
3760 ## To create new nodes.
3761 # @ingroup l3_hypos_ghs3dh
3762 def SetToCreateNewNodes(self, toCreate):
3763 # Advanced parameter of GHS3D
3764 self.Parameters().SetToCreateNewNodes(toCreate)
3766 ## To use boundary recovery version which tries to create mesh on a very poor
3767 # quality surface mesh.
3768 # @ingroup l3_hypos_ghs3dh
3769 def SetToUseBoundaryRecoveryVersion(self, toUse):
3770 # Advanced parameter of GHS3D
3771 self.Parameters().SetToUseBoundaryRecoveryVersion(toUse)
3773 ## Sets command line option as text.
3774 # @ingroup l3_hypos_ghs3dh
3775 def SetTextOption(self, option):
3776 # Advanced parameter of GHS3D
3777 self.Parameters().SetTextOption(option)
3779 # Public class: Mesh_Hexahedron
3780 # ------------------------------
3782 ## Defines a hexahedron 3D algorithm
3784 # @ingroup l3_algos_basic
3785 class Mesh_Hexahedron(Mesh_Algorithm):
3790 ## Private constructor.
3791 def __init__(self, mesh, algoType=Hexa, geom=0):
3792 Mesh_Algorithm.__init__(self)
3794 self.algoType = algoType
3796 if algoType == Hexa:
3797 self.Create(mesh, geom, "Hexa_3D")
3800 elif algoType == Hexotic:
3801 import HexoticPlugin
3802 self.Create(mesh, geom, "Hexotic_3D", "libHexoticEngine.so")
3805 ## Defines "MinMaxQuad" hypothesis to give three hexotic parameters
3806 # @ingroup l3_hypos_hexotic
3807 def MinMaxQuad(self, min=3, max=8, quad=True):
3808 self.params = self.Hypothesis("Hexotic_Parameters", [], "libHexoticEngine.so",
3810 self.params.SetHexesMinLevel(min)
3811 self.params.SetHexesMaxLevel(max)
3812 self.params.SetHexoticQuadrangles(quad)
3815 # Deprecated, only for compatibility!
3816 # Public class: Mesh_Netgen
3817 # ------------------------------
3819 ## Defines a NETGEN-based 2D or 3D algorithm
3820 # that needs no discrete boundary (i.e. independent)
3822 # This class is deprecated, only for compatibility!
3825 # @ingroup l3_algos_basic
3826 class Mesh_Netgen(Mesh_Algorithm):
3830 ## Private constructor.
3831 def __init__(self, mesh, is3D, geom=0):
3832 Mesh_Algorithm.__init__(self)
3835 print "Warning: NETGENPlugin module has not been imported."
3839 self.Create(mesh, geom, "NETGEN_2D3D", "libNETGENEngine.so")
3843 self.Create(mesh, geom, "NETGEN_2D", "libNETGENEngine.so")
3846 ## Defines the hypothesis containing parameters of the algorithm
3847 def Parameters(self):
3849 hyp = self.Hypothesis("NETGEN_Parameters", [],
3850 "libNETGENEngine.so", UseExisting=0)
3852 hyp = self.Hypothesis("NETGEN_Parameters_2D", [],
3853 "libNETGENEngine.so", UseExisting=0)
3856 # Public class: Mesh_Projection1D
3857 # ------------------------------
3859 ## Defines a projection 1D algorithm
3860 # @ingroup l3_algos_proj
3862 class Mesh_Projection1D(Mesh_Algorithm):
3864 ## Private constructor.
3865 def __init__(self, mesh, geom=0):
3866 Mesh_Algorithm.__init__(self)
3867 self.Create(mesh, geom, "Projection_1D")
3869 ## Defines "Source Edge" hypothesis, specifying a meshed edge, from where
3870 # a mesh pattern is taken, and, optionally, the association of vertices
3871 # between the source edge and a target edge (to which a hypothesis is assigned)
3872 # @param edge from which nodes distribution is taken
3873 # @param mesh from which nodes distribution is taken (optional)
3874 # @param srcV a vertex of \a edge to associate with \a tgtV (optional)
3875 # @param tgtV a vertex of \a the edge to which the algorithm is assigned,
3876 # to associate with \a srcV (optional)
3877 # @param UseExisting if ==true - searches for the existing hypothesis created with
3878 # the same parameters, else (default) - creates a new one
3879 def SourceEdge(self, edge, mesh=None, srcV=None, tgtV=None, UseExisting=0):
3880 hyp = self.Hypothesis("ProjectionSource1D", [edge,mesh,srcV,tgtV],
3882 #UseExisting=UseExisting, CompareMethod=self.CompareSourceEdge)
3883 hyp.SetSourceEdge( edge )
3884 if not mesh is None and isinstance(mesh, Mesh):
3885 mesh = mesh.GetMesh()
3886 hyp.SetSourceMesh( mesh )
3887 hyp.SetVertexAssociation( srcV, tgtV )
3890 ## Checks if the given "SourceEdge" hypothesis has the same parameters as the given arguments
3891 #def CompareSourceEdge(self, hyp, args):
3892 # # it does not seem to be useful to reuse the existing "SourceEdge" hypothesis
3896 # Public class: Mesh_Projection2D
3897 # ------------------------------
3899 ## Defines a projection 2D algorithm
3900 # @ingroup l3_algos_proj
3902 class Mesh_Projection2D(Mesh_Algorithm):
3904 ## Private constructor.
3905 def __init__(self, mesh, geom=0):
3906 Mesh_Algorithm.__init__(self)
3907 self.Create(mesh, geom, "Projection_2D")
3909 ## Defines "Source Face" hypothesis, specifying a meshed face, from where
3910 # a mesh pattern is taken, and, optionally, the association of vertices
3911 # between the source face and the target face (to which a hypothesis is assigned)
3912 # @param face from which the mesh pattern is taken
3913 # @param mesh from which the mesh pattern is taken (optional)
3914 # @param srcV1 a vertex of \a face to associate with \a tgtV1 (optional)
3915 # @param tgtV1 a vertex of \a the face to which the algorithm is assigned,
3916 # to associate with \a srcV1 (optional)
3917 # @param srcV2 a vertex of \a face to associate with \a tgtV1 (optional)
3918 # @param tgtV2 a vertex of \a the face to which the algorithm is assigned,
3919 # to associate with \a srcV2 (optional)
3920 # @param UseExisting if ==true - forces the search for the existing hypothesis created with
3921 # the same parameters, else (default) - forces the creation a new one
3923 # Note: all association vertices must belong to one edge of a face
3924 def SourceFace(self, face, mesh=None, srcV1=None, tgtV1=None,
3925 srcV2=None, tgtV2=None, UseExisting=0):
3926 hyp = self.Hypothesis("ProjectionSource2D", [face,mesh,srcV1,tgtV1,srcV2,tgtV2],
3928 #UseExisting=UseExisting, CompareMethod=self.CompareSourceFace)
3929 hyp.SetSourceFace( face )
3930 if not mesh is None and isinstance(mesh, Mesh):
3931 mesh = mesh.GetMesh()
3932 hyp.SetSourceMesh( mesh )
3933 hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
3936 ## Checks if the given "SourceFace" hypothesis has the same parameters as the given arguments
3937 #def CompareSourceFace(self, hyp, args):
3938 # # it does not seem to be useful to reuse the existing "SourceFace" hypothesis
3941 # Public class: Mesh_Projection3D
3942 # ------------------------------
3944 ## Defines a projection 3D algorithm
3945 # @ingroup l3_algos_proj
3947 class Mesh_Projection3D(Mesh_Algorithm):
3949 ## Private constructor.
3950 def __init__(self, mesh, geom=0):
3951 Mesh_Algorithm.__init__(self)
3952 self.Create(mesh, geom, "Projection_3D")
3954 ## Defines the "Source Shape 3D" hypothesis, specifying a meshed solid, from where
3955 # the mesh pattern is taken, and, optionally, the association of vertices
3956 # between the source and the target solid (to which a hipothesis is assigned)
3957 # @param solid from where the mesh pattern is taken
3958 # @param mesh from where the mesh pattern is taken (optional)
3959 # @param srcV1 a vertex of \a solid to associate with \a tgtV1 (optional)
3960 # @param tgtV1 a vertex of \a the solid where the algorithm is assigned,
3961 # to associate with \a srcV1 (optional)
3962 # @param srcV2 a vertex of \a solid to associate with \a tgtV1 (optional)
3963 # @param tgtV2 a vertex of \a the solid to which the algorithm is assigned,
3964 # to associate with \a srcV2 (optional)
3965 # @param UseExisting - if ==true - searches for the existing hypothesis created with
3966 # the same parameters, else (default) - creates a new one
3968 # Note: association vertices must belong to one edge of a solid
3969 def SourceShape3D(self, solid, mesh=0, srcV1=0, tgtV1=0,
3970 srcV2=0, tgtV2=0, UseExisting=0):
3971 hyp = self.Hypothesis("ProjectionSource3D",
3972 [solid,mesh,srcV1,tgtV1,srcV2,tgtV2],
3974 #UseExisting=UseExisting, CompareMethod=self.CompareSourceShape3D)
3975 hyp.SetSource3DShape( solid )
3976 if not mesh is None and isinstance(mesh, Mesh):
3977 mesh = mesh.GetMesh()
3978 hyp.SetSourceMesh( mesh )
3979 hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
3982 ## Checks if the given "SourceShape3D" hypothesis has the same parameters as given arguments
3983 #def CompareSourceShape3D(self, hyp, args):
3984 # # seems to be not really useful to reuse existing "SourceShape3D" hypothesis
3988 # Public class: Mesh_Prism
3989 # ------------------------
3991 ## Defines a 3D extrusion algorithm
3992 # @ingroup l3_algos_3dextr
3994 class Mesh_Prism3D(Mesh_Algorithm):
3996 ## Private constructor.
3997 def __init__(self, mesh, geom=0):
3998 Mesh_Algorithm.__init__(self)
3999 self.Create(mesh, geom, "Prism_3D")
4001 # Public class: Mesh_RadialPrism
4002 # -------------------------------
4004 ## Defines a Radial Prism 3D algorithm
4005 # @ingroup l3_algos_radialp
4007 class Mesh_RadialPrism3D(Mesh_Algorithm):
4009 ## Private constructor.
4010 def __init__(self, mesh, geom=0):
4011 Mesh_Algorithm.__init__(self)
4012 self.Create(mesh, geom, "RadialPrism_3D")
4014 self.distribHyp = self.Hypothesis("LayerDistribution", UseExisting=0)
4015 self.nbLayers = None
4017 ## Return 3D hypothesis holding the 1D one
4018 def Get3DHypothesis(self):
4019 return self.distribHyp
4021 ## Private method creating a 1D hypothesis and storing it in the LayerDistribution
4022 # hypothesis. Returns the created hypothesis
4023 def OwnHypothesis(self, hypType, args=[], so="libStdMeshersEngine.so"):
4024 #print "OwnHypothesis",hypType
4025 if not self.nbLayers is None:
4026 self.mesh.GetMesh().RemoveHypothesis( self.geom, self.nbLayers )
4027 self.mesh.GetMesh().AddHypothesis( self.geom, self.distribHyp )
4028 study = self.mesh.smeshpyD.GetCurrentStudy() # prevents publishing own 1D hypothesis
4029 hyp = self.mesh.smeshpyD.CreateHypothesis(hypType, so)
4030 self.mesh.smeshpyD.SetCurrentStudy( study ) # enables publishing
4031 self.distribHyp.SetLayerDistribution( hyp )
4034 ## Defines "NumberOfLayers" hypothesis, specifying the number of layers of
4035 # prisms to build between the inner and outer shells
4036 # @param n number of layers
4037 # @param UseExisting if ==true - searches for the existing hypothesis created with
4038 # the same parameters, else (default) - creates a new one
4039 def NumberOfLayers(self, n, UseExisting=0):
4040 self.mesh.GetMesh().RemoveHypothesis( self.geom, self.distribHyp )
4041 self.nbLayers = self.Hypothesis("NumberOfLayers", [n], UseExisting=UseExisting,
4042 CompareMethod=self.CompareNumberOfLayers)
4043 self.nbLayers.SetNumberOfLayers( n )
4044 return self.nbLayers
4046 ## Checks if the given "NumberOfLayers" hypothesis has the same parameters as the given arguments
4047 def CompareNumberOfLayers(self, hyp, args):
4048 return IsEqual(hyp.GetNumberOfLayers(), args[0])
4050 ## Defines "LocalLength" hypothesis, specifying the segment length
4051 # to build between the inner and the outer shells
4052 # @param l the length of segments
4053 # @param p the precision of rounding
4054 def LocalLength(self, l, p=1e-07):
4055 hyp = self.OwnHypothesis("LocalLength", [l,p])
4060 ## Defines "NumberOfSegments" hypothesis, specifying the number of layers of
4061 # prisms to build between the inner and the outer shells.
4062 # @param n the number of layers
4063 # @param s the scale factor (optional)
4064 def NumberOfSegments(self, n, s=[]):
4066 hyp = self.OwnHypothesis("NumberOfSegments", [n])
4068 hyp = self.OwnHypothesis("NumberOfSegments", [n,s])
4069 hyp.SetDistrType( 1 )
4070 hyp.SetScaleFactor(s)
4071 hyp.SetNumberOfSegments(n)
4074 ## Defines "Arithmetic1D" hypothesis, specifying the distribution of segments
4075 # to build between the inner and the outer shells with a length that changes in arithmetic progression
4076 # @param start the length of the first segment
4077 # @param end the length of the last segment
4078 def Arithmetic1D(self, start, end ):
4079 hyp = self.OwnHypothesis("Arithmetic1D", [start, end])
4080 hyp.SetLength(start, 1)
4081 hyp.SetLength(end , 0)
4084 ## Defines "StartEndLength" hypothesis, specifying distribution of segments
4085 # to build between the inner and the outer shells as geometric length increasing
4086 # @param start for the length of the first segment
4087 # @param end for the length of the last segment
4088 def StartEndLength(self, start, end):
4089 hyp = self.OwnHypothesis("StartEndLength", [start, end])
4090 hyp.SetLength(start, 1)
4091 hyp.SetLength(end , 0)
4094 ## Defines "AutomaticLength" hypothesis, specifying the number of segments
4095 # to build between the inner and outer shells
4096 # @param fineness defines the quality of the mesh within the range [0-1]
4097 def AutomaticLength(self, fineness=0):
4098 hyp = self.OwnHypothesis("AutomaticLength")
4099 hyp.SetFineness( fineness )
4102 # Private class: Mesh_UseExisting
4103 # -------------------------------
4104 class Mesh_UseExisting(Mesh_Algorithm):
4106 def __init__(self, dim, mesh, geom=0):
4108 self.Create(mesh, geom, "UseExisting_1D")
4110 self.Create(mesh, geom, "UseExisting_2D")