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Add PreCAD
Update doc Update smeshDC.py
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@ -4,6 +4,7 @@
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\n BLSURF Parameters hypothesis works only with <b>BLSURF</b> 2d
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algorithm. This algorithm is a commercial software.
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\n To get a licence, visit http://www.distene.com/corp/eval-distene.html
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<h1>General parameters</h1>
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@ -67,6 +68,15 @@ not sewed faces.
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<li>"Pre-process" and "Pre-process++" allow the BLSURF software to
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pre-process the geometrical model to eventually produce a conform
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mesh. </li>
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<li>"PreCAD" is an auxiliary CAD pre-processing module which has
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two main goals:
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<ul>
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<li> Complete missing or inadequate CAD-description.</li>
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<li>Perform topology reconstruction and specific geometry
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enhancement for mesh generation.</li>
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</ul>
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This module requires a specific licence.
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</li>
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</ul>
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<li><b>Verbosity level</b> - Defines the percentage of "verbosity" of
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@ -4,6 +4,7 @@
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\n GHS3D Parameters hypothesis works only with <b>Tetrahedron (GHS3D)</b>
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algorithm. This algorithm is a commercial software.
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\n To get a licence, visit http://www.distene.com/corp/eval-distene.html
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<h1>General parameters</h1>
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@ -4,6 +4,7 @@
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\n Hexotic Parameters hypothesis works only with <b>Hexotic</b>
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algorithm. This algorithm is a commercial software.
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\n To get a licence, visit http://www.distene.com/corp/eval-distene.html
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\image html hexotic_parameters.png
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@ -34,36 +34,33 @@ geompy.addToStudyInFather(Face_2,Wire_1, "Wire_1")
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blsurfMesh = smesh.Mesh(box,"box: BLSurf mesh")
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# create a BLSurf algorithm for faces
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BLSURF = blsurfMesh.Triangle(algo=smesh.BLSURF)
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algo2d = blsurfMesh.Triangle(algo=smesh.BLSURF)
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# get BLSurf algorithm hypothesis
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BLSURF_Parameters = BLSURF.Parameters()
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# optional - set physical mesh to 2 = Size Map
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algo2d.SetPhysicalMesh( 2 )
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# set physical mesh to 2 = Size Map
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BLSURF_Parameters.SetPhysicalMesh( 2 )
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# set global mesh size
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BLSURF_Parameters.SetPhySize( 34.641 )
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# optional - set global mesh size
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algo2d.SetPhySize( 34.641 )
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# set size on Face_1
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BLSURF_Parameters.SetSizeMap(Face_1, 'def f(u,v): return 10' )
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algo2d.SetSizeMap(Face_1, 'def f(u,v): return 10' )
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# set size on Edge_1
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BLSURF_Parameters.SetSizeMap(Edge_1, 'def f(t): return 5' )
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algo2d.SetSizeMap(Edge_1, 'def f(t): return 5' )
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# set size on Vertex_1
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BLSURF_Parameters.SetSizeMap(Vertex_1, 'def f(): return 2' )
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algo2d.SetSizeMap(Vertex_1, 'def f(): return 2' )
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# compute the mesh
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blsurfMesh.Compute()
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# Add enforced vertex for Face_1 on (50, 50, 50)
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# The projection coordinates will be (50, 50, 0)
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BLSURF_Parameters.SetEnforcedVertex(Face_1, 50, 50, 50)
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algo2d.SetEnforcedVertex(Face_1, 50, 50, 50)
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# Add another enforced vertex on (150, 150, 150)
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BLSURF_Parameters.SetEnforcedVertex(Face_1, 150, 150, 150)
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algo2d.SetEnforcedVertex(Face_1, 150, 150, 150)
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# Retrieve and print the list of enforced vertices defines on Face_1
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enfList = BLSURF_Parameters.GetEnforcedVertices(Face_1)
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enfList = algo2d.GetEnforcedVertices(Face_1)
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print "List of enforced vertices for Face_1: "
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print enfList
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@ -71,8 +68,8 @@ print enfList
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blsurfMesh.Compute()
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# Remove an enforced vertex and print the list
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BLSURF_Parameters.UnsetEnforcedVertex(Face_1, 50, 50, 50)
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enfList = BLSURF_Parameters.GetEnforcedVertices(Face_1)
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algo2d.UnsetEnforcedVertex(Face_1, 50, 50, 50)
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enfList = algo2d.GetEnforcedVertices(Face_1)
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print "List of enforced vertices for Face_1: "
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print enfList
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@ -80,7 +77,7 @@ print enfList
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blsurfMesh.Compute()
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# Remove all enforced vertices defined on Face_1
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BLSURF_Parameters.UnsetEnforcedVertices(Face_1)
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algo2d.UnsetEnforcedVertices(Face_1)
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# compute the mesh
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blsurfMesh.Compute()
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@ -91,11 +88,11 @@ blsurfMesh.Compute()
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# The size on Wire_1 is 1 and will grow until a maximum of 36.641 (physical size set above)
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# The influence distance of the attractor is 20
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# The size is kept constant until a distance of 10
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BLSURF_Parameters.SetAttractorGeom(Face_2, Wire_1, 1, 36.641, 20, 10)
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algo2d.SetAttractorGeom(Face_2, Wire_1, 1, 36.641, 20, 10)
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# In order to let the attractor control the growing of the mesh let set
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# the gradation to its maximum
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BLSURF_Parameters.SetGradation( 2.5 )
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algo2d.SetGradation( 2.5 )
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# compute the mesh
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blsurfMesh.Compute()
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@ -188,7 +188,7 @@ None_Optimization, Light_Optimization, Medium_Optimization, Strong_Optimization
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None_Optimization, Light_Optimization, Standard_Optimization, StandardPlus_Optimization, Strong_Optimization = 0,1,2,3,4
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# Topology treatment way of BLSURF
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FromCAD, PreProcess, PreProcessPlus = 0,1,2
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FromCAD, PreProcess, PreProcessPlus, PreCAD = 0,1,2,3
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# Element size flag of BLSURF
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DefaultSize, DefaultGeom, BLSURF_Custom, SizeMap = 0,0,1,2
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@ -5053,6 +5053,7 @@ class Mesh_Triangle(Mesh_Algorithm):
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# @param way defines how mesh conformity is assured <ul>
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# <li>FromCAD - mesh conformity is assured by conformity of a shape</li>
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# <li>PreProcess or PreProcessPlus - by pre-processing a CAD model</li></ul>
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# <li>PreCAD - by pre-processing with PreCAD a CAD model</li></ul>
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# @ingroup l3_hypos_blsurf
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def SetTopology(self, way):
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if self.Parameters():
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@ -5080,6 +5081,52 @@ class Mesh_Triangle(Mesh_Algorithm):
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# Parameter of BLSURF algo
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self.params.SetOptionValue(optionName,level)
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## Enforced vertices (BLSURF)
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## To get all the enforced vertices
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# @ingroup l3_hypos_blsurf
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def GetAllEnforcedVertices(self):
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if self.Parameters():
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# Parameter of BLSURF algo
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return self.params.GetAllEnforcedVertices()
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## To get all the enforced vertices sorted by face (or group, compound)
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# @ingroup l3_hypos_blsurf
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def GetAllEnforcedVerticesByFace(self):
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if self.Parameters():
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# Parameter of BLSURF algo
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return self.params.GetAllEnforcedVerticesByFace()
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## To get all the enforced vertices sorted by coords of input vertices
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# @ingroup l3_hypos_blsurf
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def GetAllEnforcedVerticesByCoords(self):
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if self.Parameters():
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# Parameter of BLSURF algo
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return self.params.GetAllEnforcedVerticesByCoords()
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## To get all the coords of input vertices sorted by face (or group, compound)
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# @ingroup l3_hypos_blsurf
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def GetAllCoordsByFace(self):
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if self.Parameters():
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# Parameter of BLSURF algo
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return self.params.GetAllCoordsByFace()
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## To get all the enforced vertices on a face (or group, compound)
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# @param theFace : GEOM face (or group, compound) on which to define an enforced vertex
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# @ingroup l3_hypos_blsurf
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def GetEnforcedVertices(self, theFace):
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if self.Parameters():
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# Parameter of BLSURF algo
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AssureGeomPublished( self.mesh, theFace )
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return self.params.GetEnforcedVertices(theFace)
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## To clear all the enforced vertices
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# @ingroup l3_hypos_blsurf
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def ClearAllEnforcedVertices(self):
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if self.Parameters():
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# Parameter of BLSURF algo
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return self.params.ClearAllEnforcedVertices()
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## 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.
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# @param theFace : GEOM face (or group, compound) on which to define an enforced vertex
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# @param x : x coordinate
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@ -5089,7 +5136,6 @@ class Mesh_Triangle(Mesh_Algorithm):
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def SetEnforcedVertex(self, theFace, x, y, z):
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if self.Parameters():
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# Parameter of BLSURF algo
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# self.SetPhysicalMesh(2)
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AssureGeomPublished( self.mesh, theFace )
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return self.params.SetEnforcedVertex(theFace, x, y, z)
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@ -5103,7 +5149,6 @@ class Mesh_Triangle(Mesh_Algorithm):
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def SetEnforcedVertexNamed(self, theFace, x, y, z, vertexName):
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if self.Parameters():
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# Parameter of BLSURF algo
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# self.SetPhysicalMesh(2)
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AssureGeomPublished( self.mesh, theFace )
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return self.params.SetEnforcedVertexNamed(theFace, x, y, z, vertexName)
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@ -5114,7 +5159,6 @@ class Mesh_Triangle(Mesh_Algorithm):
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def SetEnforcedVertexGeom(self, theFace, theVertex):
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if self.Parameters():
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# Parameter of BLSURF algo
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# self.SetPhysicalMesh(2)
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AssureGeomPublished( self.mesh, theFace )
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AssureGeomPublished( self.mesh, theVertex )
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return self.params.SetEnforcedVertexGeom(theFace, theVertex)
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@ -5129,7 +5173,6 @@ class Mesh_Triangle(Mesh_Algorithm):
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def SetEnforcedVertexWithGroup(self, theFace, x, y, z, groupName):
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if self.Parameters():
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# Parameter of BLSURF algo
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# self.SetPhysicalMesh(2)
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AssureGeomPublished( self.mesh, theFace )
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return self.params.SetEnforcedVertexWithGroup(theFace, x, y, z, groupName)
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@ -5144,7 +5187,6 @@ class Mesh_Triangle(Mesh_Algorithm):
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def SetEnforcedVertexNamedWithGroup(self, theFace, x, y, z, vertexName, groupName):
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if self.Parameters():
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# Parameter of BLSURF algo
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# self.SetPhysicalMesh(2)
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AssureGeomPublished( self.mesh, theFace )
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return self.params.SetEnforcedVertexNamedWithGroup(theFace, x, y, z, vertexName, groupName)
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@ -5156,7 +5198,6 @@ class Mesh_Triangle(Mesh_Algorithm):
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def SetEnforcedVertexGeomWithGroup(self, theFace, theVertex, groupName):
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if self.Parameters():
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# Parameter of BLSURF algo
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# self.SetPhysicalMesh(2)
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AssureGeomPublished( self.mesh, theFace )
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AssureGeomPublished( self.mesh, theVertex )
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return self.params.SetEnforcedVertexGeomWithGroup(theFace, theVertex,groupName)
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@ -5193,6 +5234,8 @@ class Mesh_Triangle(Mesh_Algorithm):
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AssureGeomPublished( self.mesh, theFace )
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return self.params.UnsetEnforcedVertices(theFace)
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## Attractors (BLSURF)
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## 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 ]
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# @param theFace : face on which the attractor will be defined
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# @param theAttractor : geometrical object from which the mesh size "h" decreases exponentially
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@ -5217,6 +5260,38 @@ class Mesh_Triangle(Mesh_Algorithm):
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AssureGeomPublished( self.mesh, theFace )
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self.params.SetAttractorGeom(theFace)
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## Size maps (BLSURF)
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## To set a size map on a face, edge or vertex (or group, compound) given Python function.
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# If theObject is a face, the function can be: def f(u,v): return u+v
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# If theObject is an edge, the function can be: def f(t): return t/2
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# If theObject is a vertex, the function can be: def f(): return 10
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# @param theObject : GEOM face, edge or vertex (or group, compound) on which to define a size map
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# @param theSizeMap : Size map defined as a string
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# @ingroup l3_hypos_blsurf
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def SetSizeMap(self, theObject, theSizeMap):
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if self.Parameters():
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# Parameter of BLSURF algo
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AssureGeomPublished( self.mesh, theObject )
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return self.params.SetSizeMap(theObject, theSizeMap)
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## To remove a size map defined on a face, edge or vertex (or group, compound)
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# @param theObject : GEOM face, edge or vertex (or group, compound) on which to define a size map
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# @ingroup l3_hypos_blsurf
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def UnsetSizeMap(self, theObject):
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if self.Parameters():
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# Parameter of BLSURF algo
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AssureGeomPublished( self.mesh, theObject )
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return self.params.UnsetSizeMap(theObject)
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## To remove all the size maps
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# @ingroup l3_hypos_blsurf
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def ClearSizeMaps(self):
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if self.Parameters():
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# Parameter of BLSURF algo
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return self.params.ClearSizeMaps()
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## Sets QuadAllowed flag.
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# Only for algoType == NETGEN(NETGEN_1D2D) || NETGEN_2D || BLSURF
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# @ingroup l3_hypos_netgen l3_hypos_blsurf
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