-# -*- coding: iso-8859-1 -*-
-# Copyright (C) 2007-2010 CEA/DEN, EDF R&D, OPEN CASCADE
+# Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
#
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License.
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License.
#
-# This library is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# Lesser General Public License for more details.
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
#
-# You should have received a copy of the GNU Lesser General Public
-# License along with this library; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
-# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
#
# File : smesh.py
# Author : Francis KLOSS, OCC
None_Optimization, Light_Optimization, Standard_Optimization, StandardPlus_Optimization, Strong_Optimization = 0,1,2,3,4
# Topology treatment way of BLSURF
-FromCAD, PreProcess, PreProcessPlus = 0,1,2
+FromCAD, PreProcess, PreProcessPlus, PreCAD = 0,1,2,3
# Element size flag of BLSURF
-DefaultSize, DefaultGeom, Custom = 0,0,1
+DefaultSize, DefaultGeom, BLSURF_Custom, SizeMap = 0,0,1,2
PrecisionConfusion = 1e-07
elif status == HYP_CONCURENT :
reason = "there are concurrent hypotheses on sub-shapes"
elif status == HYP_BAD_SUBSHAPE :
- reason = "the shape is neither the main one, nor its subshape, nor a valid group"
+ reason = "the shape is neither the main one, nor its sub-shape, nor a valid group"
elif status == HYP_BAD_GEOMETRY:
reason = "geometry mismatches the expectation of the algorithm"
elif status == HYP_HIDDEN_ALGO:
return False
return True
+## Private method. Add geom (sub-shape of the main shape) into the study if not yet there
+def AssureGeomPublished(mesh, geom, name=''):
+ if not isinstance( geom, geompyDC.GEOM._objref_GEOM_Object ):
+ return
+ if not geom.IsSame( mesh.geom ) and not geom.GetStudyEntry():
+ ## set the study
+ studyID = mesh.smeshpyD.GetCurrentStudy()._get_StudyId()
+ if studyID != mesh.geompyD.myStudyId:
+ mesh.geompyD.init_geom( mesh.smeshpyD.GetCurrentStudy())
+ ## get a name
+ if not name and geom.GetShapeType() != geompyDC.GEOM.COMPOUND:
+ # for all groups SubShapeName() returns "Compound_-1"
+ name = mesh.geompyD.SubShapeName(geom, mesh.geom)
+ if not name:
+ name = "%s_%s"%(geom.GetShapeType(), id(geom)%10000)
+ ## publish
+ mesh.geompyD.addToStudyInFather( mesh.geom, geom, name )
+ return
+
+## Return the first vertex of a geomertical edge by ignoring orienation
+def FirstVertexOnCurve(edge):
+ from geompy import SubShapeAll, ShapeType, KindOfShape, PointCoordinates
+ vv = SubShapeAll( edge, ShapeType["VERTEX"])
+ if not vv:
+ raise TypeError, "Given object has no vertices"
+ if len( vv ) == 1: return vv[0]
+ info = KindOfShape(edge)
+ xyz = info[1:4] # coords of the first vertex
+ xyz1 = PointCoordinates( vv[0] )
+ xyz2 = PointCoordinates( vv[1] )
+ dist1, dist2 = 0,0
+ for i in range(3):
+ dist1 += abs( xyz[i] - xyz1[i] )
+ dist2 += abs( xyz[i] - xyz2[i] )
+ if dist1 < dist2:
+ return vv[0]
+ else:
+ return vv[1]
+
# end of l1_auxiliary
## @}
# All methods of this class are accessible directly from the smesh.py package.
class smeshDC(SMESH._objref_SMESH_Gen):
+ ## Dump component to the Python script
+ # This method overrides IDL function to allow default values for the parameters.
+ def DumpPython(self, theStudy, theIsPublished=True, theIsMultiFile=True):
+ return SMESH._objref_SMESH_Gen.DumpPython(self, theStudy, theIsPublished, theIsMultiFile)
+
+ ## Set mode of DumpPython(), \a historical or \a snapshot.
+ # In the \a historical mode, the Python Dump script includes all commands
+ # performed by SMESH engine. In the \a snapshot mode, commands
+ # relating to objects removed from the Study are excluded from the script
+ # as well as commands not influencing the current state of meshes
+ def SetDumpPythonHistorical(self, isHistorical):
+ if isHistorical: val = "true"
+ else: val = "false"
+ SMESH._objref_SMESH_Gen.SetOption(self, "historical_python_dump", val)
+
## Sets the current study and Geometry component
# @ingroup l1_auxiliary
def init_smesh(self,theStudy,geompyD):
# @return SMESH.AxisStruct
# @ingroup l1_auxiliary
def GetAxisStruct(self,theObj):
- edges = self.geompyD.ExtractShapes( theObj, geompyDC.ShapeType["EDGE"] )
+ edges = self.geompyD.SubShapeAll( theObj, geompyDC.ShapeType["EDGE"] )
if len(edges) > 1:
vertex1, vertex2 = self.geompyD.SubShapeAll( edges[0], geompyDC.ShapeType["VERTEX"] )
vertex3, vertex4 = self.geompyD.SubShapeAll( edges[1], geompyDC.ShapeType["VERTEX"] )
aMeshes.append(aMesh)
return aMeshes, aStatus
+ ## Creates a Mesh object(s) importing data from the given SAUV file
+ # @return a list of Mesh class instances
+ # @ingroup l2_impexp
+ def CreateMeshesFromSAUV( self,theFileName ):
+ aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromSAUV(self,theFileName)
+ aMeshes = []
+ for iMesh in range(len(aSmeshMeshes)) :
+ aMesh = Mesh(self, self.geompyD, aSmeshMeshes[iMesh])
+ aMeshes.append(aMesh)
+ return aMeshes, aStatus
+
## Creates a Mesh object importing data from the given STL file
# @return an instance of Mesh class
# @ingroup l2_impexp
aMesh = Mesh(self, self.geompyD, aSmeshMesh)
return aMesh
+ ## Creates Mesh objects importing data from the given CGNS file
+ # @return an instance of Mesh class
+ # @ingroup l2_impexp
+ def CreateMeshesFromCGNS( self, theFileName ):
+ aSmeshMeshes, aStatus = SMESH._objref_SMESH_Gen.CreateMeshesFromCGNS(self,theFileName)
+ aMeshes = []
+ for iMesh in range(len(aSmeshMeshes)) :
+ aMesh = Mesh(self, self.geompyD, aSmeshMeshes[iMesh])
+ aMeshes.append(aMesh)
+ return aMeshes, aStatus
+
## Concatenate the given meshes into one mesh.
# @return an instance of Mesh class
# @param meshes the meshes to combine into one mesh
UnaryOp, BinaryOp, Tolerance, TypeOfElement, Precision)
## Creates a criterion by the given parameters
+ # \n Criterion structures allow to define complex filters by combining them with logical operations (AND / OR) (see example below)
# @param elementType the type of elements(NODE, EDGE, FACE, VOLUME)
# @param CritType the type of criterion (FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc.)
# @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
- # @param Treshold the threshold value (range of ids as string, shape, numeric)
+ # @param Threshold the threshold value (range of ids as string, shape, numeric)
# @param UnaryOp FT_LogicalNOT or FT_Undefined
# @param BinaryOp a binary logical operation FT_LogicalAND, FT_LogicalOR or
# FT_Undefined (must be for the last criterion of all criteria)
# @param Tolerance the tolerance used by FT_BelongToGeom, FT_BelongToSurface,
# FT_LyingOnGeom, FT_CoplanarFaces criteria
# @return SMESH.Filter.Criterion
+ #
+ # <a href="../tui_filters_page.html#combining_filters">Example of Criteria usage</a>
# @ingroup l1_controls
def GetCriterion(self,elementType,
CritType,
Compare = FT_EqualTo,
- Treshold="",
+ Threshold="",
UnaryOp=FT_Undefined,
BinaryOp=FT_Undefined,
Tolerance=1e-07):
+ if not CritType in SMESH.FunctorType._items:
+ raise TypeError, "CritType should be of SMESH.FunctorType"
aCriterion = self.GetEmptyCriterion()
aCriterion.TypeOfElement = elementType
aCriterion.Type = self.EnumToLong(CritType)
aCriterion.Tolerance = Tolerance
- aTreshold = Treshold
+ aThreshold = Threshold
if Compare in [FT_LessThan, FT_MoreThan, FT_EqualTo]:
aCriterion.Compare = self.EnumToLong(Compare)
aCriterion.Compare = self.EnumToLong(FT_LessThan)
elif Compare == ">":
aCriterion.Compare = self.EnumToLong(FT_MoreThan)
- else:
+ elif Compare != FT_Undefined:
aCriterion.Compare = self.EnumToLong(FT_EqualTo)
- aTreshold = Compare
+ aThreshold = Compare
if CritType in [FT_BelongToGeom, FT_BelongToPlane, FT_BelongToGenSurface,
FT_BelongToCylinder, FT_LyingOnGeom]:
- # Checks the treshold
- if isinstance(aTreshold, geompyDC.GEOM._objref_GEOM_Object):
- aCriterion.ThresholdStr = GetName(aTreshold)
- aCriterion.ThresholdID = salome.ObjectToID(aTreshold)
+ # Checks the Threshold
+ if isinstance(aThreshold, geompyDC.GEOM._objref_GEOM_Object):
+ aCriterion.ThresholdStr = GetName(aThreshold)
+ aCriterion.ThresholdID = salome.ObjectToID(aThreshold)
else:
- print "Error: The treshold should be a shape."
+ print "Error: The Threshold should be a shape."
return None
+ if isinstance(UnaryOp,float):
+ aCriterion.Tolerance = UnaryOp
+ UnaryOp = FT_Undefined
+ pass
elif CritType == FT_RangeOfIds:
- # Checks the treshold
- if isinstance(aTreshold, str):
- aCriterion.ThresholdStr = aTreshold
+ # Checks the Threshold
+ if isinstance(aThreshold, str):
+ aCriterion.ThresholdStr = aThreshold
else:
- print "Error: The treshold should be a string."
+ print "Error: The Threshold should be a string."
return None
elif CritType == FT_CoplanarFaces:
- # Checks the treshold
- if isinstance(aTreshold, int):
- aCriterion.ThresholdID = "%s"%aTreshold
- elif isinstance(aTreshold, str):
- ID = int(aTreshold)
+ # Checks the Threshold
+ if isinstance(aThreshold, int):
+ aCriterion.ThresholdID = "%s"%aThreshold
+ elif isinstance(aThreshold, str):
+ ID = int(aThreshold)
if ID < 1:
- raise ValueError, "Invalid ID of mesh face: '%s'"%aTreshold
- aCriterion.ThresholdID = aTreshold
+ raise ValueError, "Invalid ID of mesh face: '%s'"%aThreshold
+ aCriterion.ThresholdID = aThreshold
else:
raise ValueError,\
- "The treshold should be an ID of mesh face and not '%s'"%aTreshold
+ "The Threshold should be an ID of mesh face and not '%s'"%aThreshold
elif CritType == FT_ElemGeomType:
- # Checks the treshold
+ # Checks the Threshold
try:
- aCriterion.Threshold = self.EnumToLong(aTreshold)
+ aCriterion.Threshold = self.EnumToLong(aThreshold)
+ assert( aThreshold in SMESH.GeometryType._items )
except:
- if isinstance(aTreshold, int):
- aCriterion.Threshold = aTreshold
+ if isinstance(aThreshold, int):
+ aCriterion.Threshold = aThreshold
else:
- print "Error: The treshold should be an integer or SMESH.GeometryType."
+ print "Error: The Threshold should be an integer or SMESH.GeometryType."
return None
pass
pass
elif CritType == FT_GroupColor:
- # Checks the treshold
+ # Checks the Threshold
try:
- aCriterion.ThresholdStr = self.ColorToString(aTreshold)
+ aCriterion.ThresholdStr = self.ColorToString(aThreshold)
except:
print "Error: The threshold value should be of SALOMEDS.Color type"
return None
pass
- elif CritType in [FT_FreeBorders, FT_FreeEdges, FT_BadOrientedVolume, FT_FreeNodes,
- FT_FreeFaces, FT_LinearOrQuadratic,
+ elif CritType in [FT_FreeBorders, FT_FreeEdges, FT_FreeNodes, FT_FreeFaces,
+ FT_LinearOrQuadratic, FT_BadOrientedVolume,
FT_BareBorderFace, FT_BareBorderVolume,
- FT_OverConstrainedFace, FT_OverConstrainedVolume]:
- # At this point the treshold is unnecessary
- if aTreshold == FT_LogicalNOT:
+ FT_OverConstrainedFace, FT_OverConstrainedVolume,
+ FT_EqualNodes,FT_EqualEdges,FT_EqualFaces,FT_EqualVolumes ]:
+ # At this point the Threshold is unnecessary
+ if aThreshold == FT_LogicalNOT:
aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
- elif aTreshold in [FT_LogicalAND, FT_LogicalOR]:
- aCriterion.BinaryOp = aTreshold
+ elif aThreshold in [FT_LogicalAND, FT_LogicalOR]:
+ aCriterion.BinaryOp = aThreshold
else:
- # Check treshold
+ # Check Threshold
try:
- aTreshold = float(aTreshold)
- aCriterion.Threshold = aTreshold
+ aThreshold = float(aThreshold)
+ aCriterion.Threshold = aThreshold
except:
- print "Error: The treshold should be a number."
+ print "Error: The Threshold should be a number."
return None
- if Treshold == FT_LogicalNOT or UnaryOp == FT_LogicalNOT:
+ if Threshold == FT_LogicalNOT or UnaryOp == FT_LogicalNOT:
aCriterion.UnaryOp = self.EnumToLong(FT_LogicalNOT)
- if Treshold in [FT_LogicalAND, FT_LogicalOR]:
- aCriterion.BinaryOp = self.EnumToLong(Treshold)
+ if Threshold in [FT_LogicalAND, FT_LogicalOR]:
+ aCriterion.BinaryOp = self.EnumToLong(Threshold)
if UnaryOp in [FT_LogicalAND, FT_LogicalOR]:
aCriterion.BinaryOp = self.EnumToLong(UnaryOp)
# @param elementType the type of elements in the group
# @param CritType the type of criterion ( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
# @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
- # @param Treshold the threshold value (range of id ids as string, shape, numeric)
+ # @param Threshold the threshold value (range of id ids as string, shape, numeric)
# @param UnaryOp FT_LogicalNOT or FT_Undefined
# @param Tolerance the tolerance used by FT_BelongToGeom, FT_BelongToSurface,
- # FT_LyingOnGeom, FT_CoplanarFaces criteria
+ # FT_LyingOnGeom, FT_CoplanarFaces and FT_EqualNodes criteria
# @return SMESH_Filter
+ #
+ # <a href="../tui_filters_page.html#tui_filters">Example of Filters usage</a>
# @ingroup l1_controls
def GetFilter(self,elementType,
CritType=FT_Undefined,
Compare=FT_EqualTo,
- Treshold="",
+ Threshold="",
UnaryOp=FT_Undefined,
Tolerance=1e-07):
- aCriterion = self.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined,Tolerance)
+ aCriterion = self.GetCriterion(elementType, CritType, Compare, Threshold, UnaryOp, FT_Undefined,Tolerance)
aFilterMgr = self.CreateFilterManager()
aFilter = aFilterMgr.CreateFilter()
aCriteria = []
aCriteria.append(aCriterion)
aFilter.SetCriteria(aCriteria)
- aFilterMgr.Destroy()
+ aFilterMgr.UnRegister()
+ return aFilter
+
+ ## Creates a filter from criteria
+ # @param criteria a list of criteria
+ # @return SMESH_Filter
+ #
+ # <a href="../tui_filters_page.html#tui_filters">Example of Filters usage</a>
+ # @ingroup l1_controls
+ def GetFilterFromCriteria(self,criteria):
+ aFilterMgr = self.CreateFilterManager()
+ aFilter = aFilterMgr.CreateFilter()
+ aFilter.SetCriteria(criteria)
+ aFilterMgr.UnRegister()
return aFilter
## Creates a numerical functor by its type
def CreateHypothesis(self, theHType, theLibName="libStdMeshersEngine.so"):
return SMESH._objref_SMESH_Gen.CreateHypothesis(self, theHType, theLibName )
- ## Gets the mesh stattistic
- # @return dictionary type element - count of elements
+ ## Gets the mesh statistic
+ # @return dictionary "element type" - "count of elements"
# @ingroup l1_meshinfo
def GetMeshInfo(self, obj):
if isinstance( obj, Mesh ):
obj = obj.GetMesh()
d = {}
- if hasattr(obj, "_narrow") and obj._narrow(SMESH.SMESH_IDSource):
+ if hasattr(obj, "GetMeshInfo"):
values = obj.GetMeshInfo()
for i in range(SMESH.Entity_Last._v):
if i < len(values): d[SMESH.EntityType._item(i)]=values[i]
pass
aMeasurements = self.CreateMeasurements()
result = aMeasurements.MinDistance(src1, src2)
- aMeasurements.Destroy()
+ aMeasurements.UnRegister()
return result
## Get bounding box of the specified object(s)
pass
aMeasurements = self.CreateMeasurements()
result = aMeasurements.BoundingBox(srclist)
- aMeasurements.Destroy()
+ aMeasurements.UnRegister()
return result
import omniORB
if obj != 0:
if isinstance(obj, geompyDC.GEOM._objref_GEOM_Object):
self.geom = obj
+ # publish geom of mesh (issue 0021122)
+ if not self.geom.GetStudyEntry():
+ studyID = smeshpyD.GetCurrentStudy()._get_StudyId()
+ if studyID != geompyD.myStudyId:
+ geompyD.init_geom( smeshpyD.GetCurrentStudy())
+ pass
+ geo_name = "%s_%s"%(self.geom.GetShapeType(), id(self.geom)%100)
+ geompyD.addToStudy( self.geom, geo_name )
self.mesh = self.smeshpyD.CreateMesh(self.geom)
+
elif isinstance(obj, SMESH._objref_SMESH_Mesh):
self.SetMesh(obj)
else:
## Gets the subMesh object associated to a \a theSubObject geometrical object.
# The subMesh object gives access to the IDs of nodes and elements.
- # @param theSubObject a geometrical object (shape)
- # @param theName a name for the submesh
+ # @param geom a geometrical object (shape)
+ # @param name a name for the submesh
# @return an object of type SMESH_SubMesh, representing a part of mesh, which lies on the given shape
# @ingroup l2_submeshes
- def GetSubMesh(self, theSubObject, theName):
- submesh = self.mesh.GetSubMesh(theSubObject, theName)
+ def GetSubMesh(self, geom, name):
+ AssureGeomPublished( self, geom, name )
+ submesh = self.mesh.GetSubMesh( geom, name )
return submesh
## Returns the shape associated to the mesh
def SetShape(self, geom):
self.mesh = self.smeshpyD.CreateMesh(geom)
+ ## Loads mesh from the study after opening the study
+ def Load(self):
+ self.mesh.Load()
+
## Returns true if the hypotheses are defined well
- # @param theSubObject a subshape of a mesh shape
+ # @param theSubObject a sub-shape of a mesh shape
# @return True or False
# @ingroup l2_construct
def IsReadyToCompute(self, theSubObject):
## Returns errors of hypotheses definition.
# The list of errors is empty if everything is OK.
- # @param theSubObject a subshape of a mesh shape
+ # @param theSubObject a sub-shape of a mesh shape
# @return a list of errors
# @ingroup l2_construct
def GetAlgoState(self, theSubObject):
## Creates a segment discretization 1D algorithm.
# If the optional \a algo parameter is not set, this algorithm is REGULAR.
# \n If the optional \a geom parameter is not set, this algorithm is global.
- # Otherwise, this algorithm defines a submesh based on \a geom subshape.
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
# @param algo the type of the required algorithm. Possible values are:
# - smesh.REGULAR,
# - smesh.PYTHON for discretization via a python function,
# - smesh.COMPOSITE for meshing a set of edges on one face side as a whole.
- # @param geom If defined is the subshape to be meshed
+ # @param geom If defined is the sub-shape to be meshed
# @return an instance of Mesh_Segment or Mesh_Segment_Python, or Mesh_CompositeSegment class
# @ingroup l3_algos_basic
def Segment(self, algo=REGULAR, geom=0):
## Creates 1D algorithm importing segments conatined in groups of other mesh.
# If the optional \a geom parameter is not set, this algorithm is global.
- # Otherwise, this algorithm defines a submesh based on \a geom subshape.
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
# @param geom If defined the subshape is to be meshed
# @return an instance of Mesh_UseExistingElements class
# @ingroup l3_algos_basic
## Creates 2D algorithm importing faces conatined in groups of other mesh.
# If the optional \a geom parameter is not set, this algorithm is global.
# Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom If defined the subshape is to be meshed
+ # @param geom If defined the sub-shape is to be meshed
# @return an instance of Mesh_UseExistingElements class
# @ingroup l3_algos_basic
def UseExisting2DElements(self, geom=0):
# The added nodes and segments must be bound to edges and vertices by
# SetNodeOnVertex(), SetNodeOnEdge() and SetMeshElementOnShape()
# If the optional \a geom parameter is not set, this algorithm is global.
- # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom the subshape to be manually meshed
+ # \n Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom the sub-shape to be manually meshed
# @return StdMeshers_UseExisting_1D algorithm that generates nothing
# @ingroup l3_algos_basic
def UseExistingSegments(self, geom=0):
# The added nodes and faces must be bound to geom faces by SetNodeOnFace()
# and SetMeshElementOnShape()
# If the optional \a geom parameter is not set, this algorithm is global.
- # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom the subshape to be manually meshed
+ # \n Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom the sub-shape to be manually meshed
# @return StdMeshers_UseExisting_2D algorithm that generates nothing
# @ingroup l3_algos_basic
def UseExistingFaces(self, geom=0):
## Creates a triangle 2D algorithm for faces.
# If the optional \a geom parameter is not set, this algorithm is global.
- # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
+ # \n Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
# @param algo values are: smesh.MEFISTO || smesh.NETGEN_1D2D || smesh.NETGEN_2D || smesh.BLSURF
- # @param geom If defined, the subshape to be meshed (GEOM_Object)
+ # @param geom If defined, the sub-shape to be meshed (GEOM_Object)
# @return an instance of Mesh_Triangle algorithm
# @ingroup l3_algos_basic
def Triangle(self, algo=MEFISTO, geom=0):
## Creates a quadrangle 2D algorithm for faces.
# If the optional \a geom parameter is not set, this algorithm is global.
- # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom If defined, the subshape to be meshed (GEOM_Object)
+ # \n Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom If defined, the sub-shape to be meshed (GEOM_Object)
# @param algo values are: smesh.QUADRANGLE || smesh.RADIAL_QUAD
# @return an instance of Mesh_Quadrangle algorithm
# @ingroup l3_algos_basic
## Creates a tetrahedron 3D algorithm for solids.
# The parameter \a algo permits to choose the algorithm: NETGEN or GHS3D
# If the optional \a geom parameter is not set, this algorithm is global.
- # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
+ # \n Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
# @param algo values are: smesh.NETGEN, smesh.GHS3D, smesh.GHS3DPRL, smesh.FULL_NETGEN
- # @param geom If defined, the subshape to be meshed (GEOM_Object)
+ # @param geom If defined, the sub-shape to be meshed (GEOM_Object)
# @return an instance of Mesh_Tetrahedron algorithm
# @ingroup l3_algos_basic
def Tetrahedron(self, algo=NETGEN, geom=0):
## Creates a hexahedron 3D algorithm for solids.
# If the optional \a geom parameter is not set, this algorithm is global.
- # \n Otherwise, this algorithm defines a submesh based on \a geom subshape.
+ # \n Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
# @param algo possible values are: smesh.Hexa, smesh.Hexotic
- # @param geom If defined, the subshape to be meshed (GEOM_Object)
+ # @param geom If defined, the sub-shape to be meshed (GEOM_Object)
# @return an instance of Mesh_Hexahedron algorithm
# @ingroup l3_algos_basic
def Hexahedron(self, algo=Hexa, geom=0):
## Creates a projection 1D algorithm for edges.
# If the optional \a geom parameter is not set, this algorithm is global.
- # Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom If defined, the subshape to be meshed
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom If defined, the sub-shape to be meshed
# @return an instance of Mesh_Projection1D algorithm
# @ingroup l3_algos_proj
def Projection1D(self, geom=0):
return Mesh_Projection1D(self, geom)
+ ## Creates a projection 1D-2D algorithm for faces.
+ # If the optional \a geom parameter is not set, this algorithm is global.
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom If defined, the sub-shape to be meshed
+ # @return an instance of Mesh_Projection2D algorithm
+ # @ingroup l3_algos_proj
+ def Projection1D2D(self, geom=0):
+ return Mesh_Projection2D(self, geom, "Projection_1D2D")
+
## Creates a projection 2D algorithm for faces.
# If the optional \a geom parameter is not set, this algorithm is global.
- # Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom If defined, the subshape to be meshed
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom If defined, the sub-shape to be meshed
# @return an instance of Mesh_Projection2D algorithm
# @ingroup l3_algos_proj
def Projection2D(self, geom=0):
- return Mesh_Projection2D(self, geom)
+ return Mesh_Projection2D(self, geom, "Projection_2D")
## Creates a projection 3D algorithm for solids.
# If the optional \a geom parameter is not set, this algorithm is global.
- # Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom If defined, the subshape to be meshed
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom If defined, the sub-shape to be meshed
# @return an instance of Mesh_Projection3D algorithm
# @ingroup l3_algos_proj
def Projection3D(self, geom=0):
## Creates a 3D extrusion (Prism 3D) or RadialPrism 3D algorithm for solids.
# If the optional \a geom parameter is not set, this algorithm is global.
- # Otherwise, this algorithm defines a submesh based on \a geom subshape.
- # @param geom If defined, the subshape to be meshed
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # @param geom If defined, the sub-shape to be meshed
# @return an instance of Mesh_Prism3D or Mesh_RadialPrism3D algorithm
# @ingroup l3_algos_radialp l3_algos_3dextr
def Prism(self, geom=0):
shape = geom
if shape==0:
shape = self.geom
- nbSolids = len( self.geompyD.ExtractShapes( shape, geompyDC.ShapeType["SOLID"] ))
- nbShells = len( self.geompyD.ExtractShapes( shape, geompyDC.ShapeType["SHELL"] ))
+ nbSolids = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SOLID"] ))
+ nbShells = len( self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SHELL"] ))
if nbSolids == 0 or nbSolids == nbShells:
return Mesh_Prism3D(self, geom)
return Mesh_RadialPrism3D(self, geom)
+ ## Creates a "Body Fitted" 3D algorithm for solids, which generates
+ # 3D structured Cartesian mesh in the internal part of a solid shape
+ # and polyhedral volumes near the shape boundary.
+ # If the optional \a geom parameter is not set, this algorithm is global.
+ # Otherwise, this algorithm defines a submesh based on \a geom sub-shape.
+ # The algorithm does not support submeshes.
+ # Generally usage of this algorithm as a local one is useless since
+ # it does not discretize 1D and 2D sub-shapes in a usual way acceptable
+ # for other algorithms.
+ # @param geom If defined, the sub-shape to be meshed
+ # @return an instance of Mesh_Cartesian_3D algorithm
+ # @ingroup l3_algos_basic
+ def BodyFitted(self, geom=0):
+ return Mesh_Cartesian_3D(self, geom)
+
## Evaluates size of prospective mesh on a shape
# @return a list where i-th element is a number of elements of i-th SMESH.EntityType
# To know predicted number of e.g. edges, inquire it this way
salome.sg.updateObjBrowser(1)
## Computes a tetrahedral mesh using AutomaticLength + MEFISTO + NETGEN
- # @param fineness [0,-1] defines mesh fineness
+ # @param fineness [0.0,1.0] defines mesh fineness
# @return True or False
# @ingroup l3_algos_basic
def AutomaticTetrahedralization(self, fineness=0):
return self.Compute()
## Computes an hexahedral mesh using AutomaticLength + Quadrangle + Hexahedron
- # @param fineness [0,-1] defines mesh fineness
+ # @param fineness [0.0, 1.0] defines mesh fineness
# @return True or False
# @ingroup l3_algos_basic
def AutomaticHexahedralization(self, fineness=0):
TreatHypoStatus( status, hyp_name, geom_name, isAlgo )
return status
+ ## Return True if an algorithm of hypothesis is assigned to a given shape
+ # @param hyp a hypothesis to check
+ # @param geom a subhape of mesh geometry
+ # @return True of False
+ # @ingroup l2_hypotheses
+ def IsUsedHypothesis(self, hyp, geom):
+ if not hyp or not geom:
+ return False
+ if isinstance( hyp, Mesh_Algorithm ):
+ hyp = hyp.GetAlgorithm()
+ pass
+ hyps = self.GetHypothesisList(geom)
+ for h in hyps:
+ if h.GetId() == hyp.GetId():
+ return True
+ return False
+
## Unassigns a hypothesis
# @param hyp a hypothesis to unassign
- # @param geom a subshape of mesh geometry
+ # @param geom a sub-shape of mesh geometry
# @return SMESH.Hypothesis_Status
# @ingroup l2_hypotheses
def RemoveHypothesis(self, hyp, geom=0):
return status
## Gets the list of hypotheses added on a geometry
- # @param geom a subshape of mesh geometry
+ # @param geom a sub-shape of mesh geometry
# @return the sequence of SMESH_Hypothesis
# @ingroup l2_hypotheses
def GetHypothesisList(self, geom):
pass
pass
- ## Creates a mesh group based on the geometric object \a grp
- # and gives a \a name, \n if this parameter is not defined
- # the name is the same as the geometric group name \n
- # Note: Works like GroupOnGeom().
- # @param grp a geometric group, a vertex, an edge, a face or a solid
- # @param name the name of the mesh group
- # @return SMESH_GroupOnGeom
- # @ingroup l2_grps_create
- def Group(self, grp, name=""):
- return self.GroupOnGeom(grp, name)
-
## Deprecated, used only for compatibility! Please, use ExportToMEDX() method instead.
# Exports the mesh in a file in MED format and chooses the \a version of MED format
## allowing to overwrite the file if it exists or add the exported data to its contents
# @param f the file name
# @param version values are SMESH.MED_V2_1, SMESH.MED_V2_2
# @param opt boolean parameter for creating/not creating
- # the groups Group_On_All_Nodes, Group_On_All_Faces, ...
+ # the groups Group_On_All_Nodes, Group_On_All_Faces, ...
# @param overwrite boolean parameter for overwriting/not overwriting the file
# @ingroup l2_impexp
def ExportToMED(self, f, version, opt=0, overwrite=1):
# the typical use is auto_groups=false.
# @param version MED format version(MED_V2_1 or MED_V2_2)
# @param overwrite boolean parameter for overwriting/not overwriting the file
+ # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
+ # @ingroup l2_impexp
+ def ExportMED(self, f, auto_groups=0, version=MED_V2_2, overwrite=1, meshPart=None):
+ if meshPart:
+ if isinstance( meshPart, list ):
+ meshPart = self.GetIDSource( meshPart, SMESH.ALL )
+ self.mesh.ExportPartToMED( meshPart, f, auto_groups, version, overwrite )
+ else:
+ self.mesh.ExportToMEDX(f, auto_groups, version, overwrite)
+
+ ## Exports the mesh in a file in SAUV format
+ # @param f is the file name
+ # @param auto_groups boolean parameter for creating/not creating
+ # the groups Group_On_All_Nodes, Group_On_All_Faces, ... ;
+ # the typical use is auto_groups=false.
# @ingroup l2_impexp
- def ExportMED(self, f, auto_groups=0, version=MED_V2_2, overwrite=1):
- self.mesh.ExportToMEDX(f, auto_groups, version, overwrite)
+ def ExportSAUV(self, f, auto_groups=0):
+ self.mesh.ExportSAUV(f, auto_groups)
## Exports the mesh in a file in DAT format
# @param f the file name
+ # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
# @ingroup l2_impexp
- def ExportDAT(self, f):
- self.mesh.ExportDAT(f)
+ def ExportDAT(self, f, meshPart=None):
+ if meshPart:
+ if isinstance( meshPart, list ):
+ meshPart = self.GetIDSource( meshPart, SMESH.ALL )
+ self.mesh.ExportPartToDAT( meshPart, f )
+ else:
+ self.mesh.ExportDAT(f)
## Exports the mesh in a file in UNV format
# @param f the file name
+ # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
# @ingroup l2_impexp
- def ExportUNV(self, f):
- self.mesh.ExportUNV(f)
+ def ExportUNV(self, f, meshPart=None):
+ if meshPart:
+ if isinstance( meshPart, list ):
+ meshPart = self.GetIDSource( meshPart, SMESH.ALL )
+ self.mesh.ExportPartToUNV( meshPart, f )
+ else:
+ self.mesh.ExportUNV(f)
## Export the mesh in a file in STL format
# @param f the file name
# @param ascii defines the file encoding
+ # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
# @ingroup l2_impexp
- def ExportSTL(self, f, ascii=1):
- self.mesh.ExportSTL(f, ascii)
+ def ExportSTL(self, f, ascii=1, meshPart=None):
+ if meshPart:
+ if isinstance( meshPart, list ):
+ meshPart = self.GetIDSource( meshPart, SMESH.ALL )
+ self.mesh.ExportPartToSTL( meshPart, f, ascii )
+ else:
+ self.mesh.ExportSTL(f, ascii)
+ ## Exports the mesh in a file in CGNS format
+ # @param f is the file name
+ # @param overwrite boolean parameter for overwriting/not overwriting the file
+ # @param meshPart a part of mesh (group, sub-mesh) to export instead of the mesh
+ # @ingroup l2_impexp
+ def ExportCGNS(self, f, overwrite=1, meshPart=None):
+ if isinstance( meshPart, list ):
+ meshPart = self.GetIDSource( meshPart, SMESH.ALL )
+ if isinstance( meshPart, Mesh ):
+ meshPart = meshPart.mesh
+ elif not meshPart:
+ meshPart = self.mesh
+ self.mesh.ExportCGNS(meshPart, f, overwrite)
# Operations with groups:
# ----------------------
def CreateEmptyGroup(self, elementType, name):
return self.mesh.CreateGroup(elementType, name)
+ ## Creates a mesh group based on the geometric object \a grp
+ # and gives a \a name, \n if this parameter is not defined
+ # the name is the same as the geometric group name \n
+ # Note: Works like GroupOnGeom().
+ # @param grp a geometric group, a vertex, an edge, a face or a solid
+ # @param name the name of the mesh group
+ # @return SMESH_GroupOnGeom
+ # @ingroup l2_grps_create
+ def Group(self, grp, name=""):
+ return self.GroupOnGeom(grp, name)
+
## Creates a mesh group based on the geometrical object \a grp
# and gives a \a name, \n if this parameter is not defined
# the name is the same as the geometrical group name
# @return SMESH_GroupOnGeom
# @ingroup l2_grps_create
def GroupOnGeom(self, grp, name="", typ=None):
+ AssureGeomPublished( self, grp, name )
if name == "":
name = grp.GetName()
-
- if typ == None:
- tgeo = str(grp.GetShapeType())
- if tgeo == "VERTEX":
- typ = NODE
- elif tgeo == "EDGE":
- typ = EDGE
- elif tgeo == "FACE":
- typ = FACE
- elif tgeo == "SOLID":
- typ = VOLUME
- elif tgeo == "SHELL":
- typ = VOLUME
- elif tgeo == "COMPOUND":
- try: # it raises on a compound of compounds
- if len( self.geompyD.GetObjectIDs( grp )) == 0:
- print "Mesh.Group: empty geometric group", GetName( grp )
- return 0
- pass
- except:
- pass
- if grp.GetType() == 37: # GEOMImpl_Types.hxx: #define GEOM_GROUP 37
- # group
- tgeo = self.geompyD.GetType(grp)
- if tgeo == geompyDC.ShapeType["VERTEX"]:
- typ = NODE
- elif tgeo == geompyDC.ShapeType["EDGE"]:
- typ = EDGE
- elif tgeo == geompyDC.ShapeType["FACE"]:
- typ = FACE
- elif tgeo == geompyDC.ShapeType["SOLID"]:
- typ = VOLUME
- pass
- pass
- else:
- # just a compound
- for elemType, shapeType in [[VOLUME,"SOLID"],[FACE,"FACE"],
- [EDGE,"EDGE"],[NODE,"VERTEX"]]:
- if self.geompyD.SubShapeAll(grp,geompyDC.ShapeType[shapeType]):
- typ = elemType
- break
- pass
- pass
- pass
- pass
- if typ == None:
- print "Mesh.Group: bad first argument: expected a group, a vertex, an edge, a face or a solid"
- return 0
+ if not typ:
+ typ = self._groupTypeFromShape( grp )
+ return self.mesh.CreateGroupFromGEOM(typ, name, grp)
+
+ ## Pivate method to get a type of group on geometry
+ def _groupTypeFromShape( self, shape ):
+ tgeo = str(shape.GetShapeType())
+ if tgeo == "VERTEX":
+ typ = NODE
+ elif tgeo == "EDGE":
+ typ = EDGE
+ elif tgeo == "FACE" or tgeo == "SHELL":
+ typ = FACE
+ elif tgeo == "SOLID" or tgeo == "COMPSOLID":
+ typ = VOLUME
+ elif tgeo == "COMPOUND":
+ sub = self.geompyD.SubShapeAll( shape, geompyDC.ShapeType["SHAPE"])
+ if not sub:
+ raise ValueError,"_groupTypeFromShape(): empty geometric group or compound '%s'" % GetName(shape)
+ return self._groupTypeFromShape( sub[0] )
else:
- return self.mesh.CreateGroupFromGEOM(typ, name, grp)
+ raise ValueError, \
+ "_groupTypeFromShape(): invalid geometry '%s'" % GetName(shape)
+ return typ
+
+ ## Creates a mesh group with given \a name based on the \a filter which
+ ## is a special type of group dynamically updating it's contents during
+ ## mesh modification
+ # @param typ the type of elements in the group
+ # @param name the name of the mesh group
+ # @param filter the filter defining group contents
+ # @return SMESH_GroupOnFilter
+ # @ingroup l2_grps_create
+ def GroupOnFilter(self, typ, name, filter):
+ return self.mesh.CreateGroupFromFilter(typ, name, filter)
## Creates a mesh group by the given ids of elements
# @param groupName the name of the mesh group
# @param elementType the type of elements in the group
# @param CritType the type of criterion( FT_Taper, FT_Area, FT_RangeOfIds, FT_LyingOnGeom etc. )
# @param Compare belongs to {FT_LessThan, FT_MoreThan, FT_EqualTo}
- # @param Treshold the threshold value (range of id ids as string, shape, numeric)
+ # @param Threshold the threshold value (range of id ids as string, shape, numeric)
# @param UnaryOp FT_LogicalNOT or FT_Undefined
# @param Tolerance the tolerance used by FT_BelongToGeom, FT_BelongToSurface,
# FT_LyingOnGeom, FT_CoplanarFaces criteria
elementType,
CritType=FT_Undefined,
Compare=FT_EqualTo,
- Treshold="",
+ Threshold="",
UnaryOp=FT_Undefined,
Tolerance=1e-07):
- aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Treshold, UnaryOp, FT_Undefined,Tolerance)
+ aCriterion = self.smeshpyD.GetCriterion(elementType, CritType, Compare, Threshold, UnaryOp, FT_Undefined,Tolerance)
group = self.MakeGroupByCriterion(groupName, aCriterion)
return group
aCriteria.append(Criterion)
aFilter.SetCriteria(aCriteria)
group = self.MakeGroupByFilter(groupName, aFilter)
- aFilterMgr.Destroy()
+ aFilterMgr.UnRegister()
return group
## Creates a mesh group by the given criteria (list of criteria)
aFilter = aFilterMgr.CreateFilter()
aFilter.SetCriteria(theCriteria)
group = self.MakeGroupByFilter(groupName, aFilter)
- aFilterMgr.Destroy()
+ aFilterMgr.UnRegister()
return group
## Creates a mesh group by the given filter
aPredicate = aFilterMgr.CreateFreeEdges()
aPredicate.SetMesh(self.mesh)
aBorders = aPredicate.GetBorders()
- aFilterMgr.Destroy()
+ aFilterMgr.UnRegister()
return aBorders
## Removes a group
def CutListOfGroups(self, main_groups, tool_groups, name):
return self.mesh.CutListOfGroups(main_groups, tool_groups, name)
- ## Produces a group of elements with specified element type using list of existing groups
+ ## Produces a group of elements of specified type using list of existing groups
# A new group is created. System
- # 1) extract all nodes on which groups elements are built
- # 2) combine all elements of specified dimension laying on these nodes
+ # 1) extracts all nodes on which groups elements are built
+ # 2) combines all elements of specified dimension laying on these nodes
# @return an instance of SMESH_Group
# @ingroup l2_grps_operon
def CreateDimGroup(self, groups, elem_type, name):
def NbQuadranglesOfOrder(self, elementOrder):
return self.mesh.NbQuadranglesOfOrder(elementOrder)
+ ## Returns the number of biquadratic quadrangles in the mesh
+ # @return an integer value
+ # @ingroup l1_meshinfo
+ def NbBiQuadQuadrangles(self):
+ return self.mesh.NbBiQuadQuadrangles()
+
## Returns the number of polygons in the mesh
# @return an integer value
# @ingroup l1_meshinfo
def NbHexasOfOrder(self, elementOrder):
return self.mesh.NbHexasOfOrder(elementOrder)
+ ## Returns the number of triquadratic hexahedrons in the mesh
+ # @return an integer value
+ # @ingroup l1_meshinfo
+ def NbTriQuadraticHexas(self):
+ return self.mesh.NbTriQuadraticHexas()
+
## Returns the number of pyramids in the mesh
# @return an integer value
# @ingroup l1_meshinfo
def NbPrismsOfOrder(self, elementOrder):
return self.mesh.NbPrismsOfOrder(elementOrder)
+ ## Returns the number of hexagonal prisms in the mesh
+ # @return an integer value
+ # @ingroup l1_meshinfo
+ def NbHexagonalPrisms(self):
+ return self.mesh.NbHexagonalPrisms()
+
## Returns the number of polyhedrons in the mesh
# @return an integer value
# @ingroup l1_meshinfo
return self.mesh.GetElementGeomType(id)
## Returns the list of submesh elements IDs
- # @param Shape a geom object(subshape) IOR
- # Shape must be the subshape of a ShapeToMesh()
+ # @param Shape a geom object(sub-shape) IOR
+ # Shape must be the sub-shape of a ShapeToMesh()
# @return the list of integer values
# @ingroup l1_meshinfo
def GetSubMeshElementsId(self, Shape):
return self.mesh.GetSubMeshElementsId(ShapeID)
## Returns the list of submesh nodes IDs
- # @param Shape a geom object(subshape) IOR
- # Shape must be the subshape of a ShapeToMesh()
+ # @param Shape a geom object(sub-shape) IOR
+ # Shape must be the sub-shape of a ShapeToMesh()
# @param all If true, gives all nodes of submesh elements, otherwise gives only submesh nodes
# @return the list of integer values
# @ingroup l1_meshinfo
return self.mesh.GetSubMeshNodesId(ShapeID, all)
## Returns type of elements on given shape
- # @param Shape a geom object(subshape) IOR
- # Shape must be a subshape of a ShapeToMesh()
+ # @param Shape a geom object(sub-shape) IOR
+ # Shape must be a sub-shape of a ShapeToMesh()
# @return element type
# @ingroup l1_meshinfo
def GetSubMeshElementType(self, Shape):
aMeasurements = self.smeshpyD.CreateMeasurements()
aMeasure = aMeasurements.MinDistance(id1, id2)
- aMeasurements.Destroy()
+ aMeasurements.UnRegister()
return aMeasure
## Get bounding box of the specified object(s)
return result
## Get measure structure specifying bounding box data of the specified object(s)
- # @param objects single source object or list of source objects or list of nodes/elements IDs
+ # @param IDs single source object or list of source objects or list of nodes/elements IDs
# @param isElem if @a objects is a list of IDs, @c True value in this parameters specifies that @a objects are elements,
# @c False specifies that @a objects are nodes
# @return Measure structure
pass
aMeasurements = self.smeshpyD.CreateMeasurements()
aMeasure = aMeasurements.BoundingBox(srclist)
- aMeasurements.Destroy()
+ aMeasurements.UnRegister()
return aMeasure
# Mesh edition (SMESH_MeshEditor functionality):
# @param z the Z coordinate of a point
# @param elementType type of elements to find (SMESH.ALL type
# means elements of any type excluding nodes and 0D elements)
+ # @param meshPart a part of mesh (group, sub-mesh) to search within
# @return list of IDs of found elements
# @ingroup l2_modif_throughp
- def FindElementsByPoint(self, x, y, z, elementType = SMESH.ALL):
- return self.editor.FindElementsByPoint(x, y, z, elementType)
+ def FindElementsByPoint(self, x, y, z, elementType = SMESH.ALL, meshPart=None):
+ if meshPart:
+ return self.editor.FindAmongElementsByPoint( meshPart, x, y, z, elementType );
+ else:
+ return self.editor.FindElementsByPoint(x, y, z, elementType)
# Return point state in a closed 2D mesh in terms of TopAbs_State enumeration.
# TopAbs_UNKNOWN state means that either mesh is wrong or the analysis fails.
## Converts the mesh to quadratic, deletes old elements, replacing
# them with quadratic with the same id.
# @param theForce3d new node creation method:
- # 0 - the medium node lies at the geometrical edge from which the mesh element is built
+ # 0 - the medium node lies at the geometrical entity from which the mesh element is built
# 1 - the medium node lies at the middle of the line segments connecting start and end node of a mesh element
+ # @param theSubMesh a group or a sub-mesh to convert; WARNING: in this case the mesh can become not conformal
# @ingroup l2_modif_tofromqu
- def ConvertToQuadratic(self, theForce3d):
- self.editor.ConvertToQuadratic(theForce3d)
+ def ConvertToQuadratic(self, theForce3d, theSubMesh=None):
+ if theSubMesh:
+ self.editor.ConvertToQuadraticObject(theForce3d,theSubMesh)
+ else:
+ self.editor.ConvertToQuadratic(theForce3d)
## Converts the mesh from quadratic to ordinary,
# deletes old quadratic elements, \n replacing
# them with ordinary mesh elements with the same id.
- # @return TRUE in case of success, FALSE otherwise.
+ # @param theSubMesh a group or a sub-mesh to convert; WARNING: in this case the mesh can become not conformal
# @ingroup l2_modif_tofromqu
- def ConvertFromQuadratic(self):
- return self.editor.ConvertFromQuadratic()
+ def ConvertFromQuadratic(self, theSubMesh=None):
+ if theSubMesh:
+ self.editor.ConvertFromQuadraticObject(theSubMesh)
+ else:
+ return self.editor.ConvertFromQuadratic()
## Creates 2D mesh as skin on boundary faces of a 3D mesh
# @return TRUE if operation has been completed successfully, FALSE otherwise
## Creates missing boundary elements
# @param elements - elements whose boundary is to be checked:
# mesh, group, sub-mesh or list of elements
+ # if elements is mesh, it must be the mesh whose MakeBoundaryMesh() is called
# @param dimension - defines type of boundary elements to create:
# SMESH.BND_2DFROM3D, SMESH.BND_1DFROM3D, SMESH.BND_1DFROM2D
+ # SMESH.BND_1DFROM3D creates mesh edges on all borders of free facets of 3D cells
# @param groupName - a name of group to store created boundary elements in,
# "" means not to create the group
# @param meshName - a name of new mesh to store created boundary elements in,
# "" means not to create the new mesh
- # @param toCopyElements - if true, the checked elements will be copied into the new mesh
+ # @param toCopyElements - if true, the checked elements will be copied into
+ # the new mesh else only boundary elements will be copied into the new mesh
# @param toCopyExistingBondary - if true, not only new but also pre-existing
- # boundary elements will be copied into the new mesh
+ # boundary elements will be copied into the new mesh
# @return tuple (mesh, group) where bondary elements were added to
# @ingroup l2_modif_edit
def MakeBoundaryMesh(self, elements, dimension=SMESH.BND_2DFROM3D, groupName="", meshName="",
if mesh: mesh = self.smeshpyD.Mesh(mesh)
return mesh, group
+ ##
+ # @brief Creates missing boundary elements around either the whole mesh or
+ # groups of 2D elements
+ # @param dimension - defines type of boundary elements to create
+ # @param groupName - a name of group to store all boundary elements in,
+ # "" means not to create the group
+ # @param meshName - a name of a new mesh, which is a copy of the initial
+ # mesh + created boundary elements; "" means not to create the new mesh
+ # @param toCopyAll - if true, the whole initial mesh will be copied into
+ # the new mesh else only boundary elements will be copied into the new mesh
+ # @param groups - groups of 2D elements to make boundary around
+ # @retval tuple( long, mesh, groups )
+ # long - number of added boundary elements
+ # mesh - the mesh where elements were added to
+ # group - the group of boundary elements or None
+ #
+ def MakeBoundaryElements(self, dimension=SMESH.BND_2DFROM3D, groupName="", meshName="",
+ toCopyAll=False, groups=[]):
+ nb, mesh, group = self.editor.MakeBoundaryElements(dimension,groupName,meshName,
+ toCopyAll,groups)
+ if mesh: mesh = self.smeshpyD.Mesh(mesh)
+ return nb, mesh, group
+
## Renumber mesh nodes
# @ingroup l2_modif_renumber
def RenumberNodes(self):
## Generates new elements by extrusion of the elements with given ids
# @param IDsOfElements the list of elements ids for extrusion
- # @param StepVector vector or DirStruct, defining the direction and value of extrusion
+ # @param StepVector vector or DirStruct, defining the direction and value of extrusion for one step (the total extrusion length will be NbOfSteps * ||StepVector||)
# @param NbOfSteps the number of steps
# @param MakeGroups forces the generation of new groups from existing ones
+ # @param IsNodes is True if elements with given ids are nodes
# @return the list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
# @ingroup l2_modif_extrurev
- def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps, MakeGroups=False):
+ def ExtrusionSweep(self, IDsOfElements, StepVector, NbOfSteps, MakeGroups=False, IsNodes = False):
if IDsOfElements == []:
IDsOfElements = self.GetElementsId()
if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
Parameters = StepVectorParameters + var_separator + Parameters
self.mesh.SetParameters(Parameters)
if MakeGroups:
- return self.editor.ExtrusionSweepMakeGroups(IDsOfElements, StepVector, NbOfSteps)
- self.editor.ExtrusionSweep(IDsOfElements, StepVector, NbOfSteps)
+ if(IsNodes):
+ return self.editor.ExtrusionSweepMakeGroups0D(IDsOfElements, StepVector, NbOfSteps)
+ else:
+ return self.editor.ExtrusionSweepMakeGroups(IDsOfElements, StepVector, NbOfSteps)
+ if(IsNodes):
+ self.editor.ExtrusionSweep0D(IDsOfElements, StepVector, NbOfSteps)
+ else:
+ self.editor.ExtrusionSweep(IDsOfElements, StepVector, NbOfSteps)
return []
## Generates new elements by extrusion of the elements with given ids
## Generates new elements by extrusion of the elements which belong to the object
# @param theObject the object which elements should be processed.
# It can be a mesh, a sub mesh or a group.
- # @param StepVector vector, defining the direction and value of extrusion
+ # @param StepVector vector, defining the direction and value of extrusion for one step (the total extrusion length will be NbOfSteps * ||StepVector||)
# @param NbOfSteps the number of steps
# @param MakeGroups forces the generation of new groups from existing ones
+ # @param IsNodes is True if elements which belong to the object are nodes
# @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
# @ingroup l2_modif_extrurev
- def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps, MakeGroups=False):
+ def ExtrusionSweepObject(self, theObject, StepVector, NbOfSteps, MakeGroups=False, IsNodes=False):
if ( isinstance( theObject, Mesh )):
theObject = theObject.GetMesh()
if ( isinstance( StepVector, geompyDC.GEOM._objref_GEOM_Object)):
Parameters = StepVectorParameters + var_separator + Parameters
self.mesh.SetParameters(Parameters)
if MakeGroups:
- return self.editor.ExtrusionSweepObjectMakeGroups(theObject, StepVector, NbOfSteps)
- self.editor.ExtrusionSweepObject(theObject, StepVector, NbOfSteps)
+ if(IsNodes):
+ return self.editor.ExtrusionSweepObject0DMakeGroups(theObject, StepVector, NbOfSteps)
+ else:
+ return self.editor.ExtrusionSweepObjectMakeGroups(theObject, StepVector, NbOfSteps)
+ if(IsNodes):
+ self.editor.ExtrusionSweepObject0D(theObject, StepVector, NbOfSteps)
+ else:
+ self.editor.ExtrusionSweepObject(theObject, StepVector, NbOfSteps)
return []
## Generates new elements by extrusion of the elements which belong to the object
# @param theObject object which elements should be processed.
# It can be a mesh, a sub mesh or a group.
- # @param StepVector vector, defining the direction and value of extrusion
+ # @param StepVector vector, defining the direction and value of extrusion for one step (the total extrusion length will be NbOfSteps * ||StepVector||)
# @param NbOfSteps the number of steps
# @param MakeGroups to generate new groups from existing ones
# @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
## Generates new elements by extrusion of the elements which belong to the object
# @param theObject object which elements should be processed.
# It can be a mesh, a sub mesh or a group.
- # @param StepVector vector, defining the direction and value of extrusion
+ # @param StepVector vector, defining the direction and value of extrusion for one step (the total extrusion length will be NbOfSteps * ||StepVector||)
# @param NbOfSteps the number of steps
# @param MakeGroups forces the generation of new groups from existing ones
# @return list of created groups (SMESH_GroupBase) if MakeGroups=True, empty list otherwise
# This method provided for convenience works as DoubleNodes() described above.
# @param theNodes list of groups of nodes to be doubled
# @param theModifiedElems list of groups of elements to be updated.
+ # @param theMakeGroup forces the generation of a group containing new nodes.
# @return TRUE if operation has been completed successfully, FALSE otherwise
# @ingroup l2_modif_edit
- def DoubleNodeGroups(self, theNodes, theModifiedElems):
+ def DoubleNodeGroups(self, theNodes, theModifiedElems, theMakeGroup=False):
+ if theMakeGroup:
+ return self.editor.DoubleNodeGroupsNew(theNodes, theModifiedElems)
return self.editor.DoubleNodeGroups(theNodes, theModifiedElems)
## Creates a hole in a mesh by doubling the nodes of some particular elements
def DoubleNodesOnGroupBoundaries(self, theDomains, createJointElems ):
return self.editor.DoubleNodesOnGroupBoundaries( theDomains, createJointElems )
+ ## Double nodes on some external faces and create flat elements.
+ # Flat elements are mainly used by some types of mechanic calculations.
+ #
+ # Each group of the list must be constituted of faces.
+ # Triangles are transformed in prisms, and quadrangles in hexahedrons.
+ # @param theGroupsOfFaces - list of groups of faces
+ # @return TRUE if operation has been completed successfully, FALSE otherwise
+ def CreateFlatElementsOnFacesGroups(self, theGroupsOfFaces ):
+ return self.editor.CreateFlatElementsOnFacesGroups( theGroupsOfFaces )
+
def _valueFromFunctor(self, funcType, elemId):
fn = self.smeshpyD.GetFunctor(funcType)
fn.SetMesh(self.mesh)
if geom is None:
raise RuntimeError, "Attemp to create " + algo + " algoritm on None shape"
self.mesh = mesh
- piece = mesh.geom
name = ""
if not geom:
- self.geom = piece
+ self.geom = mesh.geom
else:
self.geom = geom
+ AssureGeomPublished( mesh, geom )
try:
name = GetName(geom)
pass
except:
- name = mesh.geompyD.SubShapeName(geom, piece)
- if not name:
- name = "%s_%s"%(geom.GetShapeType(), id(geom%1000))
pass
self.subm = mesh.mesh.GetSubMesh(geom, algo.GetName())
-
self.algo = algo
status = mesh.mesh.AddHypothesis(self.geom, self.algo)
TreatHypoStatus( status, algo.GetName(), name, True )
+ return
def CompareHyp (self, hyp, args):
print "CompareHyp is not implemented for ", self.__class__.__name__, ":", hyp.GetName()
hypo = self.mesh.smeshpyD.CreateHypothesis(hyp, so)
a = ""
s = "="
- i = 0
- n = len(args)
- while i<n:
- a = a + s + str(args[i])
+ for arg in args:
+ argStr = str(arg)
+ if isinstance( arg, geompyDC.GEOM._objref_GEOM_Object ):
+ argStr = arg.GetStudyEntry()
+ if not argStr: argStr = "GEOM_Obj_%s", arg.GetEntry()
+ if len( argStr ) > 10:
+ argStr = argStr[:7]+"..."
+ if argStr[0] == '[': argStr += ']'
+ a = a + s + argStr
s = ","
- i = i + 1
pass
+ if len(a) > 50:
+ a = a[:47]+"..."
self.mesh.smeshpyD.SetName(hypo, hyp + a)
pass
geomName=""
# @param thickness total thickness of layers of prisms
# @param numberOfLayers number of layers of prisms
# @param stretchFactor factor (>1.0) of growth of layer thickness towards inside of mesh
- # @param ignoreFaces geometrical face (or their ids) not to generate layers on
+ # @param ignoreFaces list of geometrical faces (or their ids) not to generate layers on
# @ingroup l3_hypos_additi
def ViscousLayers(self, thickness, numberOfLayers, stretchFactor, ignoreFaces=[]):
if not isinstance(self.algo, SMESH._objref_SMESH_3D_Algo):
hyp.SetIgnoreFaces(ignoreFaces)
return hyp
+ ## Transform a list of ether edges or tuples (edge 1st_vertex_of_edge)
+ # into a list acceptable to SetReversedEdges() of some 1D hypotheses
+ # @ingroup l3_hypos_1dhyps
+ def ReversedEdgeIndices(self, reverseList):
+ resList = []
+ geompy = self.mesh.geompyD
+ for i in reverseList:
+ if isinstance( i, int ):
+ s = geompy.SubShapes(self.mesh.geom, [i])[0]
+ if s.GetShapeType() != geompyDC.GEOM.EDGE:
+ raise TypeError, "Not EDGE index given"
+ resList.append( i )
+ elif isinstance( i, geompyDC.GEOM._objref_GEOM_Object ):
+ if i.GetShapeType() != geompyDC.GEOM.EDGE:
+ raise TypeError, "Not an EDGE given"
+ resList.append( geompy.GetSubShapeID(self.mesh.geom, i ))
+ elif len( i ) > 1:
+ e = i[0]
+ v = i[1]
+ if not isinstance( e, geompyDC.GEOM._objref_GEOM_Object ) or \
+ not isinstance( v, geompyDC.GEOM._objref_GEOM_Object ):
+ raise TypeError, "A list item must be a tuple (edge 1st_vertex_of_edge)"
+ if v.GetShapeType() == geompyDC.GEOM.EDGE and \
+ e.GetShapeType() == geompyDC.GEOM.VERTEX:
+ v,e = e,v
+ if e.GetShapeType() != geompyDC.GEOM.EDGE or \
+ v.GetShapeType() != geompyDC.GEOM.VERTEX:
+ raise TypeError, "A list item must be a tuple (edge 1st_vertex_of_edge)"
+ vFirst = FirstVertexOnCurve( e )
+ tol = geompy.Tolerance( vFirst )[-1]
+ if geompy.MinDistance( v, vFirst ) > 1.5*tol:
+ resList.append( geompy.GetSubShapeID(self.mesh.geom, e ))
+ else:
+ raise TypeError, "Item must be either an edge or tuple (edge 1st_vertex_of_edge)"
+ return resList
+
# Public class: Mesh_Segment
# --------------------------
## Defines "NumberOfSegments" hypothesis to cut an edge in a fixed number of segments
# @param n for the number of segments that cut an edge
# @param s for the scale factor (optional)
- # @param reversedEdges is a list of edges to mesh using reversed orientation
+ # @param reversedEdges is a list of edges to mesh using reversed orientation.
+ # A list item can also be a tuple (edge 1st_vertex_of_edge)
# @param UseExisting if ==true - searches for an existing hypothesis created with
# the same parameters, else (default) - create a new one
# @return an instance of StdMeshers_NumberOfSegments hypothesis
if not isinstance(reversedEdges,list): #old version script, before adding reversedEdges
reversedEdges, UseExisting = [], reversedEdges
entry = self.MainShapeEntry()
- if reversedEdges and isinstance(reversedEdges[0],geompyDC.GEOM._objref_GEOM_Object):
- reversedEdges = [ self.mesh.geompyD.GetSubShapeID(self.mesh.geom, e) for e in reversedEdges ]
+ reversedEdgeInd = self.ReversedEdgeIndices(reversedEdges)
if s == []:
- hyp = self.Hypothesis("NumberOfSegments", [n, reversedEdges, entry],
+ hyp = self.Hypothesis("NumberOfSegments", [n, reversedEdgeInd, entry],
UseExisting=UseExisting,
CompareMethod=self.CompareNumberOfSegments)
else:
- hyp = self.Hypothesis("NumberOfSegments", [n,s, reversedEdges, entry],
+ hyp = self.Hypothesis("NumberOfSegments", [n,s, reversedEdgeInd, entry],
UseExisting=UseExisting,
CompareMethod=self.CompareNumberOfSegments)
hyp.SetDistrType( 1 )
hyp.SetScaleFactor(s)
hyp.SetNumberOfSegments(n)
- hyp.SetReversedEdges( reversedEdges )
+ hyp.SetReversedEdges( reversedEdgeInd )
hyp.SetObjectEntry( entry )
return hyp
## Defines "Arithmetic1D" hypothesis to cut an edge in several segments with increasing arithmetic length
# @param start defines the length of the first segment
# @param end defines the length of the last segment
- # @param reversedEdges is a list of edges to mesh using reversed orientation
+ # @param reversedEdges is a list of edges to mesh using reversed orientation.
+ # A list item can also be a tuple (edge 1st_vertex_of_edge)
# @param UseExisting if ==true - searches for an existing hypothesis created with
# the same parameters, else (default) - creates a new one
# @return an instance of StdMeshers_Arithmetic1D hypothesis
def Arithmetic1D(self, start, end, reversedEdges=[], UseExisting=0):
if not isinstance(reversedEdges,list): #old version script, before adding reversedEdges
reversedEdges, UseExisting = [], reversedEdges
- if reversedEdges and isinstance(reversedEdges[0],geompyDC.GEOM._objref_GEOM_Object):
- reversedEdges = [ self.mesh.geompyD.GetSubShapeID(self.mesh.geom, e) for e in reversedEdges ]
+ reversedEdgeInd = self.ReversedEdgeIndices(reversedEdges)
entry = self.MainShapeEntry()
- hyp = self.Hypothesis("Arithmetic1D", [start, end, reversedEdges, entry],
+ hyp = self.Hypothesis("Arithmetic1D", [start, end, reversedEdgeInd, entry],
UseExisting=UseExisting,
CompareMethod=self.CompareArithmetic1D)
hyp.SetStartLength(start)
hyp.SetEndLength(end)
- hyp.SetReversedEdges( reversedEdges )
+ hyp.SetReversedEdges( reversedEdgeInd )
hyp.SetObjectEntry( entry )
return hyp
# values are equals 1
# @param points defines the list of parameters on curve
# @param nbSegs defines the list of numbers of segments
- # @param reversedEdges is a list of edges to mesh using reversed orientation
+ # @param reversedEdges is a list of edges to mesh using reversed orientation.
+ # A list item can also be a tuple (edge 1st_vertex_of_edge)
# @param UseExisting if ==true - searches for an existing hypothesis created with
# the same parameters, else (default) - creates a new one
# @return an instance of StdMeshers_Arithmetic1D hypothesis
def FixedPoints1D(self, points, nbSegs=[1], reversedEdges=[], UseExisting=0):
if not isinstance(reversedEdges,list): #old version script, before adding reversedEdges
reversedEdges, UseExisting = [], reversedEdges
- if reversedEdges and isinstance(reversedEdges[0],geompyDC.GEOM._objref_GEOM_Object):
- reversedEdges = [ self.mesh.geompyD.GetSubShapeID(self.mesh.geom, e) for e in reversedEdges ]
+ reversedEdgeInd = self.ReversedEdgeIndices(reversedEdges)
entry = self.MainShapeEntry()
- hyp = self.Hypothesis("FixedPoints1D", [points, nbSegs, reversedEdges, entry],
+ hyp = self.Hypothesis("FixedPoints1D", [points, nbSegs, reversedEdgeInd, entry],
UseExisting=UseExisting,
CompareMethod=self.CompareFixedPoints1D)
hyp.SetPoints(points)
hyp.SetNbSegments(nbSegs)
- hyp.SetReversedEdges(reversedEdges)
+ hyp.SetReversedEdges(reversedEdgeInd)
hyp.SetObjectEntry(entry)
return hyp
## Defines "StartEndLength" hypothesis to cut an edge in several segments with increasing geometric length
# @param start defines the length of the first segment
# @param end defines the length of the last segment
- # @param reversedEdges is a list of edges to mesh using reversed orientation
+ # @param reversedEdges is a list of edges to mesh using reversed orientation.
+ # A list item can also be a tuple (edge 1st_vertex_of_edge)
# @param UseExisting if ==true - searches for an existing hypothesis created with
# the same parameters, else (default) - creates a new one
# @return an instance of StdMeshers_StartEndLength hypothesis
def StartEndLength(self, start, end, reversedEdges=[], UseExisting=0):
if not isinstance(reversedEdges,list): #old version script, before adding reversedEdges
reversedEdges, UseExisting = [], reversedEdges
- if reversedEdges and isinstance(reversedEdges[0],geompyDC.GEOM._objref_GEOM_Object):
- reversedEdges = [ self.mesh.geompyD.GetSubShapeID(self.mesh.geom, e) for e in reversedEdges ]
+ reversedEdgeInd = self.ReversedEdgeIndices(reversedEdges)
entry = self.MainShapeEntry()
- hyp = self.Hypothesis("StartEndLength", [start, end, reversedEdges, entry],
+ hyp = self.Hypothesis("StartEndLength", [start, end, reversedEdgeInd, entry],
UseExisting=UseExisting,
CompareMethod=self.CompareStartEndLength)
hyp.SetStartLength(start)
hyp.SetEndLength(end)
- hyp.SetReversedEdges( reversedEdges )
+ hyp.SetReversedEdges( reversedEdgeInd )
hyp.SetObjectEntry( entry )
return hyp
### 0D algorithm
if self.geom is None:
raise RuntimeError, "Attemp to create SegmentAroundVertex_0D algoritm on None shape"
- try:
- name = GetName(self.geom)
- pass
- except:
- piece = self.mesh.geom
- name = self.mesh.geompyD.SubShapeName(self.geom, piece)
- self.mesh.geompyD.addToStudyInFather(piece, self.geom, name)
- pass
+ AssureGeomPublished( self.mesh, self.geom )
+ name = GetName(self.geom)
+
algo = self.FindAlgorithm("SegmentAroundVertex_0D", self.mesh.smeshpyD)
if algo is None:
algo = self.mesh.smeshpyD.CreateHypothesis("SegmentAroundVertex_0D", "libStdMeshersEngine.so")
def __init__(self, mesh, algoType, geom=0):
Mesh_Algorithm.__init__(self)
- self.algoType = algoType
if algoType == MEFISTO:
self.Create(mesh, geom, "MEFISTO_2D")
pass
self.Create(mesh, geom, "NETGEN_2D_ONLY", "libNETGENEngine.so")
pass
+ self.algoType = algoType
+
## Defines "MaxElementArea" hypothesis basing on the definition of the maximum area of each triangle
# @param area for the maximum area of each triangle
# @param UseExisting if ==true - searches for an existing hypothesis created with the
return hyp
## Sets a way to define size of mesh elements to generate.
- # @param thePhysicalMesh is: DefaultSize or Custom.
+ # @param thePhysicalMesh is: DefaultSize, BLSURF_Custom or SizeMap.
# @ingroup l3_hypos_blsurf
def SetPhysicalMesh(self, thePhysicalMesh=DefaultSize):
- # Parameter of BLSURF algo
- self.Parameters().SetPhysicalMesh(thePhysicalMesh)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPhysicalMesh(thePhysicalMesh)
## Sets size of mesh elements to generate.
# @ingroup l3_hypos_blsurf
def SetPhySize(self, theVal):
- # Parameter of BLSURF algo
- self.SetPhysicalMesh(1) #Custom - else why to set the size?
- self.Parameters().SetPhySize(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPhySize(theVal)
## Sets lower boundary of mesh element size (PhySize).
# @ingroup l3_hypos_blsurf
def SetPhyMin(self, theVal=-1):
- # Parameter of BLSURF algo
- self.Parameters().SetPhyMin(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPhyMin(theVal)
## Sets upper boundary of mesh element size (PhySize).
# @ingroup l3_hypos_blsurf
def SetPhyMax(self, theVal=-1):
- # Parameter of BLSURF algo
- self.Parameters().SetPhyMax(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPhyMax(theVal)
## Sets a way to define maximum angular deflection of mesh from CAD model.
# @param theGeometricMesh is: 0 (None) or 1 (Custom)
# @ingroup l3_hypos_blsurf
def SetGeometricMesh(self, theGeometricMesh=0):
- # Parameter of BLSURF algo
- if self.Parameters().GetPhysicalMesh() == 0: theGeometricMesh = 1
- self.params.SetGeometricMesh(theGeometricMesh)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ if self.params.GetPhysicalMesh() == 0: theGeometricMesh = 1
+ self.params.SetGeometricMesh(theGeometricMesh)
## Sets angular deflection (in degrees) of a mesh face from CAD surface.
# @ingroup l3_hypos_blsurf
def SetAngleMeshS(self, theVal=_angleMeshS):
- # Parameter of BLSURF algo
- if self.Parameters().GetGeometricMesh() == 0: theVal = self._angleMeshS
- self.params.SetAngleMeshS(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ if self.params.GetGeometricMesh() == 0: theVal = self._angleMeshS
+ self.params.SetAngleMeshS(theVal)
## Sets angular deflection (in degrees) of a mesh edge from CAD curve.
# @ingroup l3_hypos_blsurf
def SetAngleMeshC(self, theVal=_angleMeshS):
- # Parameter of BLSURF algo
- if self.Parameters().GetGeometricMesh() == 0: theVal = self._angleMeshS
- self.params.SetAngleMeshC(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ if self.params.GetGeometricMesh() == 0: theVal = self._angleMeshS
+ self.params.SetAngleMeshC(theVal)
## Sets lower boundary of mesh element size computed to respect angular deflection.
# @ingroup l3_hypos_blsurf
def SetGeoMin(self, theVal=-1):
- # Parameter of BLSURF algo
- self.Parameters().SetGeoMin(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetGeoMin(theVal)
## Sets upper boundary of mesh element size computed to respect angular deflection.
# @ingroup l3_hypos_blsurf
def SetGeoMax(self, theVal=-1):
- # Parameter of BLSURF algo
- self.Parameters().SetGeoMax(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetGeoMax(theVal)
## Sets maximal allowed ratio between the lengths of two adjacent edges.
# @ingroup l3_hypos_blsurf
def SetGradation(self, theVal=_gradation):
- # Parameter of BLSURF algo
- if self.Parameters().GetGeometricMesh() == 0: theVal = self._gradation
- self.params.SetGradation(theVal)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ if self.params.GetGeometricMesh() == 0: theVal = self._gradation
+ self.params.SetGradation(theVal)
## Sets topology usage way.
# @param way defines how mesh conformity is assured <ul>
# <li>FromCAD - mesh conformity is assured by conformity of a shape</li>
- # <li>PreProcess or PreProcessPlus - by pre-processing a CAD model</li></ul>
+ # <li>PreProcess or PreProcessPlus - by pre-processing a CAD model</li>
+ # <li>PreCAD - by pre-processing with PreCAD a CAD model</li></ul>
# @ingroup l3_hypos_blsurf
def SetTopology(self, way):
- # Parameter of BLSURF algo
- self.Parameters().SetTopology(way)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetTopology(way)
## To respect geometrical edges or not.
# @ingroup l3_hypos_blsurf
def SetDecimesh(self, toIgnoreEdges=False):
- # Parameter of BLSURF algo
- self.Parameters().SetDecimesh(toIgnoreEdges)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetDecimesh(toIgnoreEdges)
## Sets verbosity level in the range 0 to 100.
# @ingroup l3_hypos_blsurf
def SetVerbosity(self, level):
- # Parameter of BLSURF algo
- self.Parameters().SetVerbosity(level)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetVerbosity(level)
+
+ ## To optimize merges edges.
+ # @ingroup l3_hypos_blsurf
+ def SetPreCADMergeEdges(self, toMergeEdges=False):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPreCADMergeEdges(toMergeEdges)
+
+ ## To remove nano edges.
+ # @ingroup l3_hypos_blsurf
+ def SetPreCADRemoveNanoEdges(self, toRemoveNanoEdges=False):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPreCADRemoveNanoEdges(toRemoveNanoEdges)
+
+ ## To compute topology from scratch
+ # @ingroup l3_hypos_blsurf
+ def SetPreCADDiscardInput(self, toDiscardInput=False):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPreCADDiscardInput(toDiscardInput)
+
+ ## Sets the length below which an edge is considered as nano
+ # for the topology processing.
+ # @ingroup l3_hypos_blsurf
+ def SetPreCADEpsNano(self, epsNano):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPreCADEpsNano(epsNano)
## Sets advanced option value.
# @ingroup l3_hypos_blsurf
def SetOptionValue(self, optionName, level):
- # Parameter of BLSURF algo
- self.Parameters().SetOptionValue(optionName,level)
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetOptionValue(optionName,level)
+
+ ## Sets advanced PreCAD option value.
+ # Keyword arguments:
+ # optionName: name of the option
+ # optionValue: value of the option
+ # @ingroup l3_hypos_blsurf
+ def SetPreCADOptionValue(self, optionName, optionValue):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetPreCADOptionValue(optionName,optionValue)
+
+ ## Sets GMF file for export at computation
+ # @ingroup l3_hypos_blsurf
+ def SetGMFFile(self, fileName):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ self.params.SetGMFFile(fileName)
+
+ ## Enforced vertices (BLSURF)
+
+ ## To get all the enforced vertices
+ # @ingroup l3_hypos_blsurf
+ def GetAllEnforcedVertices(self):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ return self.params.GetAllEnforcedVertices()
+
+ ## To get all the enforced vertices sorted by face (or group, compound)
+ # @ingroup l3_hypos_blsurf
+ def GetAllEnforcedVerticesByFace(self):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ return self.params.GetAllEnforcedVerticesByFace()
+
+ ## To get all the enforced vertices sorted by coords of input vertices
+ # @ingroup l3_hypos_blsurf
+ def GetAllEnforcedVerticesByCoords(self):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ return self.params.GetAllEnforcedVerticesByCoords()
+
+ ## To get all the coords of input vertices sorted by face (or group, compound)
+ # @ingroup l3_hypos_blsurf
+ def GetAllCoordsByFace(self):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ return self.params.GetAllCoordsByFace()
+
+ ## To get all the enforced vertices on a face (or group, compound)
+ # @param theFace : GEOM face (or group, compound) on which to define an enforced vertex
+ # @ingroup l3_hypos_blsurf
+ def GetEnforcedVertices(self, theFace):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ return self.params.GetEnforcedVertices(theFace)
+
+ ## To clear all the enforced vertices
+ # @ingroup l3_hypos_blsurf
+ def ClearAllEnforcedVertices(self):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ return self.params.ClearAllEnforcedVertices()
+
+ ## To set an enforced vertex on a face (or group, compound) given the coordinates of a point. If the point is not on the face, it will projected on it. If there is no projection, no enforced vertex is created.
+ # @param theFace : GEOM face (or group, compound) on which to define an enforced vertex
+ # @param x : x coordinate
+ # @param y : y coordinate
+ # @param z : z coordinate
+ # @param vertexName : name of the enforced vertex
+ # @param groupName : name of the group
+ # @ingroup l3_hypos_blsurf
+ def SetEnforcedVertex(self, theFace, x, y, z, vertexName = "", groupName = ""):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ if vertexName == "":
+ if groupName == "":
+ return self.params.SetEnforcedVertex(theFace, x, y, z)
+ else:
+ return self.params.SetEnforcedVertexWithGroup(theFace, x, y, z, groupName)
+ else:
+ if groupName == "":
+ return self.params.SetEnforcedVertexNamed(theFace, x, y, z, vertexName)
+ else:
+ return self.params.SetEnforcedVertexNamedWithGroup(theFace, x, y, z, vertexName, groupName)
+
+ ## To set an enforced vertex on a face (or group, compound) given a GEOM vertex, group or compound.
+ # @param theFace : GEOM face (or group, compound) on which to define an enforced vertex
+ # @param theVertex : GEOM vertex (or group, compound) to be projected on theFace.
+ # @param groupName : name of the group
+ # @ingroup l3_hypos_blsurf
+ def SetEnforcedVertexGeom(self, theFace, theVertex, groupName = ""):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ AssureGeomPublished( self.mesh, theVertex )
+ if groupName == "":
+ return self.params.SetEnforcedVertexGeom(theFace, theVertex)
+ else:
+ return self.params.SetEnforcedVertexGeomWithGroup(theFace, theVertex,groupName)
+
+ ## To remove an enforced vertex on a given GEOM face (or group, compound) given the coordinates.
+ # @param theFace : GEOM face (or group, compound) on which to remove the enforced vertex
+ # @param x : x coordinate
+ # @param y : y coordinate
+ # @param z : z coordinate
+ # @ingroup l3_hypos_blsurf
+ def UnsetEnforcedVertex(self, theFace, x, y, z):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ return self.params.UnsetEnforcedVertex(theFace, x, y, z)
+
+ ## To remove an enforced vertex on a given GEOM face (or group, compound) given a GEOM vertex, group or compound.
+ # @param theFace : GEOM face (or group, compound) on which to remove the enforced vertex
+ # @param theVertex : GEOM vertex (or group, compound) to remove.
+ # @ingroup l3_hypos_blsurf
+ def UnsetEnforcedVertexGeom(self, theFace, theVertex):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ AssureGeomPublished( self.mesh, theVertex )
+ return self.params.UnsetEnforcedVertexGeom(theFace, theVertex)
+
+ ## To remove all enforced vertices on a given face.
+ # @param theFace : face (or group/compound of faces) on which to remove all enforced vertices
+ # @ingroup l3_hypos_blsurf
+ def UnsetEnforcedVertices(self, theFace):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ return self.params.UnsetEnforcedVertices(theFace)
+
+ ## Attractors (BLSURF)
+
+ ## Sets an attractor on the chosen face. The mesh size will decrease exponentially with the distance from theAttractor, following the rule h(d) = theEndSize - (theEndSize - theStartSize) * exp [ - ( d / theInfluenceDistance ) ^ 2 ]
+ # @param theFace : face on which the attractor will be defined
+ # @param theAttractor : geometrical object from which the mesh size "h" decreases exponentially
+ # @param theStartSize : mesh size on theAttractor
+ # @param theEndSize : maximum size that will be reached on theFace
+ # @param theInfluenceDistance : influence of the attractor ( the size grow slower on theFace if it's high)
+ # @param theConstantSizeDistance : distance until which the mesh size will be kept constant on theFace
+ # @ingroup l3_hypos_blsurf
+ def SetAttractorGeom(self, theFace, theAttractor, theStartSize, theEndSize, theInfluenceDistance, theConstantSizeDistance):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ AssureGeomPublished( self.mesh, theAttractor )
+ self.params.SetAttractorGeom(theFace, theAttractor, theStartSize, theEndSize, theInfluenceDistance, theConstantSizeDistance)
+
+ ## Unsets an attractor on the chosen face.
+ # @param theFace : face on which the attractor has to be removed
+ # @ingroup l3_hypos_blsurf
+ def UnsetAttractorGeom(self, theFace):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theFace )
+ self.params.SetAttractorGeom(theFace)
+
+ ## Size maps (BLSURF)
+
+ ## To set a size map on a face, edge or vertex (or group, compound) given Python function.
+ # If theObject is a face, the function can be: def f(u,v): return u+v
+ # If theObject is an edge, the function can be: def f(t): return t/2
+ # If theObject is a vertex, the function can be: def f(): return 10
+ # @param theObject : GEOM face, edge or vertex (or group, compound) on which to define a size map
+ # @param theSizeMap : Size map defined as a string
+ # @ingroup l3_hypos_blsurf
+ def SetSizeMap(self, theObject, theSizeMap):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theObject )
+ return self.params.SetSizeMap(theObject, theSizeMap)
+
+ ## To remove a size map defined on a face, edge or vertex (or group, compound)
+ # @param theObject : GEOM face, edge or vertex (or group, compound) on which to define a size map
+ # @ingroup l3_hypos_blsurf
+ def UnsetSizeMap(self, theObject):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ AssureGeomPublished( self.mesh, theObject )
+ return self.params.UnsetSizeMap(theObject)
+
+ ## To remove all the size maps
+ # @ingroup l3_hypos_blsurf
+ def ClearSizeMaps(self):
+ if self.Parameters():
+ # Parameter of BLSURF algo
+ return self.params.ClearSizeMaps()
+
## Sets QuadAllowed flag.
# Only for algoType == NETGEN(NETGEN_1D2D) || NETGEN_2D || BLSURF
self.params = self.Hypothesis("NETGEN_Parameters", [],
"libNETGENEngine.so", UseExisting=0)
- if self.algoType == NETGEN:
+ elif self.algoType == NETGEN:
self.params = self.Hypothesis("NETGEN_Parameters_3D", [],
"libNETGENEngine.so", UseExisting=0)
self.params = self.Hypothesis("GHS3DPRL_Parameters", [],
"libGHS3DPRLEngine.so", UseExisting=0)
else:
- print "Algo supports no multi-parameter hypothesis"
+ print "Warning: %s supports no multi-parameter hypothesis"%self.algo.GetName()
return self.params
# @ingroup l3_hypos_ghs3dh
def SetToMeshHoles(self, toMesh):
# Parameter of GHS3D
- self.Parameters().SetToMeshHoles(toMesh)
+ if self.Parameters():
+ self.params.SetToMeshHoles(toMesh)
## Set Optimization level:
# None_Optimization, Light_Optimization, Standard_Optimization, StandardPlus_Optimization,
# @ingroup l3_hypos_ghs3dh
def SetOptimizationLevel(self, level):
# Parameter of GHS3D
- self.Parameters().SetOptimizationLevel(level)
+ if self.Parameters():
+ self.params.SetOptimizationLevel(level)
## Maximal size of memory to be used by the algorithm (in Megabytes).
# @ingroup l3_hypos_ghs3dh
def SetMaximumMemory(self, MB):
# Advanced parameter of GHS3D
- self.Parameters().SetMaximumMemory(MB)
+ if self.Parameters():
+ self.params.SetMaximumMemory(MB)
## Initial size of memory to be used by the algorithm (in Megabytes) in
# automatic memory adjustment mode.
# @ingroup l3_hypos_ghs3dh
def SetInitialMemory(self, MB):
# Advanced parameter of GHS3D
- self.Parameters().SetInitialMemory(MB)
+ if self.Parameters():
+ self.params.SetInitialMemory(MB)
## Path to working directory.
# @ingroup l3_hypos_ghs3dh
def SetWorkingDirectory(self, path):
# Advanced parameter of GHS3D
- self.Parameters().SetWorkingDirectory(path)
+ if self.Parameters():
+ self.params.SetWorkingDirectory(path)
## To keep working files or remove them. Log file remains in case of errors anyway.
# @ingroup l3_hypos_ghs3dh
def SetKeepFiles(self, toKeep):
# Advanced parameter of GHS3D and GHS3DPRL
- self.Parameters().SetKeepFiles(toKeep)
+ if self.Parameters():
+ self.params.SetKeepFiles(toKeep)
## To set verbose level [0-10]. <ul>
#<li> 0 - no standard output,
# @ingroup l3_hypos_ghs3dh
def SetVerboseLevel(self, level):
# Advanced parameter of GHS3D
- self.Parameters().SetVerboseLevel(level)
+ if self.Parameters():
+ self.params.SetVerboseLevel(level)
## To create new nodes.
# @ingroup l3_hypos_ghs3dh
def SetToCreateNewNodes(self, toCreate):
# Advanced parameter of GHS3D
- self.Parameters().SetToCreateNewNodes(toCreate)
+ if self.Parameters():
+ self.params.SetToCreateNewNodes(toCreate)
## To use boundary recovery version which tries to create mesh on a very poor
# quality surface mesh.
# @ingroup l3_hypos_ghs3dh
def SetToUseBoundaryRecoveryVersion(self, toUse):
# Advanced parameter of GHS3D
- self.Parameters().SetToUseBoundaryRecoveryVersion(toUse)
+ if self.Parameters():
+ self.params.SetToUseBoundaryRecoveryVersion(toUse)
+
+ ## Applies finite-element correction by replacing overconstrained elements where
+ # it is possible. The process is cutting first the overconstrained edges and
+ # second the overconstrained facets. This insure that no edges have two boundary
+ # vertices and that no facets have three boundary vertices.
+ # @ingroup l3_hypos_ghs3dh
+ def SetFEMCorrection(self, toUseFem):
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ self.params.SetFEMCorrection(toUseFem)
+
+ ## To removes initial central point.
+ # @ingroup l3_hypos_ghs3dh
+ def SetToRemoveCentralPoint(self, toRemove):
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ self.params.SetToRemoveCentralPoint(toRemove)
+
+ ## To set an enforced vertex.
+ # @param x : x coordinate
+ # @param y : y coordinate
+ # @param z : z coordinate
+ # @param size : size of 1D element around enforced vertex
+ # @param vertexName : name of the enforced vertex
+ # @param groupName : name of the group
+ # @ingroup l3_hypos_ghs3dh
+ def SetEnforcedVertex(self, x, y, z, size, vertexName = "", groupName = ""):
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ if vertexName == "":
+ if groupName == "":
+ return self.params.SetEnforcedVertex(x, y, z, size)
+ else:
+ return self.params.SetEnforcedVertexWithGroup(x, y, z, size, groupName)
+ else:
+ if groupName == "":
+ return self.params.SetEnforcedVertexNamed(x, y, z, size, vertexName)
+ else:
+ return self.params.SetEnforcedVertexNamedWithGroup(x, y, z, size, vertexName, groupName)
+
+ ## To set an enforced vertex given a GEOM vertex, group or compound.
+ # @param theVertex : GEOM vertex (or group, compound) to be projected on theFace.
+ # @param size : size of 1D element around enforced vertex
+ # @param groupName : name of the group
+ # @ingroup l3_hypos_ghs3dh
+ def SetEnforcedVertexGeom(self, theVertex, size, groupName = ""):
+ AssureGeomPublished( self.mesh, theVertex )
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ if groupName == "":
+ return self.params.SetEnforcedVertexGeom(theVertex, size)
+ else:
+ return self.params.SetEnforcedVertexGeomWithGroup(theVertex, size, groupName)
+
+ ## To remove an enforced vertex.
+ # @param x : x coordinate
+ # @param y : y coordinate
+ # @param z : z coordinate
+ # @ingroup l3_hypos_ghs3dh
+ def RemoveEnforcedVertex(self, x, y, z):
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ return self.params.RemoveEnforcedVertex(x, y, z)
+
+ ## To remove an enforced vertex given a GEOM vertex, group or compound.
+ # @param theVertex : GEOM vertex (or group, compound) to be projected on theFace.
+ # @ingroup l3_hypos_ghs3dh
+ def RemoveEnforcedVertexGeom(self, theVertex):
+ AssureGeomPublished( self.mesh, theVertex )
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ return self.params.RemoveEnforcedVertexGeom(theVertex)
+
+ ## To set an enforced mesh with given size and add the enforced elements in the group "groupName".
+ # @param theSource : source mesh which provides constraint elements/nodes
+ # @param elementType : SMESH.ElementType (NODE, EDGE or FACE)
+ # @param size : size of elements around enforced elements. Unused if -1.
+ # @param groupName : group in which enforced elements will be added. Unused if "".
+ # @ingroup l3_hypos_ghs3dh
+ def SetEnforcedMesh(self, theSource, elementType, size = -1, groupName = ""):
+ # Advanced parameter of GHS3D
+ if self.Parameters():
+ if size >= 0:
+ if groupName != "":
+ return self.params.SetEnforcedMesh(theSource, elementType)
+ else:
+ return self.params.SetEnforcedMeshWithGroup(theSource, elementType, groupName)
+ else:
+ if groupName != "":
+ return self.params.SetEnforcedMeshSize(theSource, elementType, size)
+ else:
+ return self.params.SetEnforcedMeshSizeWithGroup(theSource, elementType, size, groupName)
## Sets command line option as text.
# @ingroup l3_hypos_ghs3dh
def SetTextOption(self, option):
# Advanced parameter of GHS3D
- self.Parameters().SetTextOption(option)
+ if self.Parameters():
+ self.params.SetTextOption(option)
## Sets MED files name and path.
def SetMEDName(self, value):
- self.Parameters().SetMEDName(value)
+ if self.Parameters():
+ self.params.SetMEDName(value)
## Sets the number of partition of the initial mesh
def SetNbPart(self, value):
- self.Parameters().SetNbPart(value)
+ if self.Parameters():
+ self.params.SetNbPart(value)
## When big mesh, start tepal in background
def SetBackground(self, value):
- self.Parameters().SetBackground(value)
+ if self.Parameters():
+ self.params.SetBackground(value)
# Public class: Mesh_Hexahedron
# ------------------------------
# @param UseExisting if ==true - searches for the existing hypothesis created with
# the same parameters, else (default) - creates a new one
def SourceEdge(self, edge, mesh=None, srcV=None, tgtV=None, UseExisting=0):
+ AssureGeomPublished( self.mesh, edge )
+ AssureGeomPublished( self.mesh, srcV )
+ AssureGeomPublished( self.mesh, tgtV )
hyp = self.Hypothesis("ProjectionSource1D", [edge,mesh,srcV,tgtV],
UseExisting=0)
#UseExisting=UseExisting, CompareMethod=self.CompareSourceEdge)
hyp.SetSourceEdge( edge )
- if not mesh is None and isinstance(mesh, Mesh):
+ if isinstance(mesh, Mesh):
mesh = mesh.GetMesh()
hyp.SetSourceMesh( mesh )
hyp.SetVertexAssociation( srcV, tgtV )
class Mesh_Projection2D(Mesh_Algorithm):
## Private constructor.
- def __init__(self, mesh, geom=0):
+ def __init__(self, mesh, geom=0, algoName="Projection_2D"):
Mesh_Algorithm.__init__(self)
- self.Create(mesh, geom, "Projection_2D")
+ self.Create(mesh, geom, algoName)
## Defines "Source Face" hypothesis, specifying a meshed face, from where
# a mesh pattern is taken, and, optionally, the association of vertices
# Note: all association vertices must belong to one edge of a face
def SourceFace(self, face, mesh=None, srcV1=None, tgtV1=None,
srcV2=None, tgtV2=None, UseExisting=0):
+ for geom in [ face, srcV1, tgtV1, srcV2, tgtV2 ]:
+ AssureGeomPublished( self.mesh, geom )
hyp = self.Hypothesis("ProjectionSource2D", [face,mesh,srcV1,tgtV1,srcV2,tgtV2],
UseExisting=0)
#UseExisting=UseExisting, CompareMethod=self.CompareSourceFace)
hyp.SetSourceFace( face )
- if not mesh is None and isinstance(mesh, Mesh):
+ if isinstance(mesh, Mesh):
mesh = mesh.GetMesh()
hyp.SetSourceMesh( mesh )
hyp.SetVertexAssociation( srcV1, srcV2, tgtV1, tgtV2 )
# Note: association vertices must belong to one edge of a solid
def SourceShape3D(self, solid, mesh=0, srcV1=0, tgtV1=0,
srcV2=0, tgtV2=0, UseExisting=0):
+ for geom in [ solid, srcV1, tgtV1, srcV2, tgtV2 ]:
+ AssureGeomPublished( self.mesh, geom )
hyp = self.Hypothesis("ProjectionSource3D",
[solid,mesh,srcV1,tgtV1,srcV2,tgtV2],
UseExisting=0)
#UseExisting=UseExisting, CompareMethod=self.CompareSourceShape3D)
hyp.SetSource3DShape( solid )
- if not mesh is None and isinstance(mesh, Mesh):
+ if isinstance(mesh, Mesh):
mesh = mesh.GetMesh()
hyp.SetSourceMesh( mesh )
if srcV1 and srcV2 and tgtV1 and tgtV2:
# @param UseExisting if ==true - searches for the existing hypothesis created with
# the same parameters, else (default) - creates a new one
def SourceEdges(self, groups, toCopyMesh=False, toCopyGroups=False, UseExisting=False):
- if self.algo.GetName() == "Import_2D":
+ if self.algo.GetName() != "Import_1D":
raise ValueError, "algoritm dimension mismatch"
+ for group in groups:
+ AssureGeomPublished( self.mesh, group )
hyp = self.Hypothesis("ImportSource1D", [groups, toCopyMesh, toCopyGroups],
UseExisting=UseExisting, CompareMethod=self._compareHyp)
hyp.SetSourceEdges(groups)
def SourceFaces(self, groups, toCopyMesh=False, toCopyGroups=False, UseExisting=False):
if self.algo.GetName() == "Import_1D":
raise ValueError, "algoritm dimension mismatch"
+ for group in groups:
+ AssureGeomPublished( self.mesh, group )
hyp = self.Hypothesis("ImportSource2D", [groups, toCopyMesh, toCopyGroups],
UseExisting=UseExisting, CompareMethod=self._compareHyp)
hyp.SetSourceFaces(groups)
return entries == entries2
return False
+# Public class: Mesh_Cartesian_3D
+# --------------------------------------
+## Defines a Body Fitting 3D algorithm
+# @ingroup l3_algos_basic
+#
+class Mesh_Cartesian_3D(Mesh_Algorithm):
+
+ def __init__(self, mesh, geom=0):
+ self.Create(mesh, geom, "Cartesian_3D")
+ self.hyp = None
+ return
+
+ ## Defines "Body Fitting parameters" hypothesis
+ # @param xGridDef is definition of the grid along the X asix.
+ # It can be in either of two following forms:
+ # - Explicit coordinates of nodes, e.g. [-1.5, 0.0, 3.1] or range( -100,200,10)
+ # - Functions f(t) defining grid spacing at each point on grid axis. If there are
+ # several functions, they must be accompanied by relative coordinates of
+ # points dividing the whole shape into ranges where the functions apply; points
+ # coodrinates should vary within (0.0, 1.0) range. Parameter \a t of the spacing
+ # function f(t) varies from 0.0 to 1.0 witin a shape range.
+ # Examples:
+ # - "10.5" - defines a grid with a constant spacing
+ # - [["1", "1+10*t", "11"] [0.1, 0.6]] - defines different spacing in 3 ranges.
+ # @param yGridDef defines the grid along the Y asix the same way as \a xGridDef does
+ # @param zGridDef defines the grid along the Z asix the same way as \a xGridDef does
+ # @param sizeThreshold (> 1.0) defines a minimal size of a polyhedron so that
+ # a polyhedron of size less than hexSize/sizeThreshold is not created
+ # @param UseExisting if ==true - searches for the existing hypothesis created with
+ # the same parameters, else (default) - creates a new one
+ def SetGrid(self, xGridDef, yGridDef, zGridDef, sizeThreshold=4.0, UseExisting=False):
+ if not self.hyp:
+ self.hyp = self.Hypothesis("CartesianParameters3D",
+ [xGridDef, yGridDef, zGridDef, sizeThreshold],
+ UseExisting=UseExisting, CompareMethod=self._compareHyp)
+ if not self.mesh.IsUsedHypothesis( self.hyp, self.geom ):
+ self.mesh.AddHypothesis( self.hyp, self.geom )
+
+ for axis, gridDef in enumerate( [xGridDef, yGridDef, zGridDef]):
+ if not gridDef: raise ValueError, "Empty grid definition"
+ if isinstance( gridDef, str ):
+ self.hyp.SetGridSpacing( [gridDef], [], axis )
+ elif isinstance( gridDef[0], str ):
+ self.hyp.SetGridSpacing( gridDef, [], axis )
+ elif isinstance( gridDef[0], int ) or \
+ isinstance( gridDef[0], float ):
+ self.hyp.SetGrid(gridDef, axis )
+ else:
+ self.hyp.SetGridSpacing( gridDef[0], gridDef[1], axis )
+ self.hyp.SetSizeThreshold( sizeThreshold )
+ return self.hyp
+
+ def _compareHyp(self,hyp,args):
+ # not implemented yet
+ return False
-# Private class: Mesh_UseExisting
+# Public class: Mesh_UseExisting
# -------------------------------
class Mesh_UseExisting(Mesh_Algorithm):