# Viscous layers construction
-from smesh import *
-SetCurrentStudy(salome.myStudy)
+import salome
+salome.salome_init()
+import GEOM
+from salome.geom import geomBuilder
+geompy = geomBuilder.New()
+
+import SMESH, SALOMEDS
+from salome.smesh import smeshBuilder
+smesh = smeshBuilder.New()
X = geompy.MakeVectorDXDYDZ( 1,0,0 )
O = geompy.MakeVertex( 100,50,50 )
geompy.addToStudy( shape, "shape" )
geompy.addToStudyInFather( shape, face1, "face1")
+# 3D Viscous layers
-mesh = Mesh(shape, "CFD")
+mesh = smesh.Mesh(shape, "CFD")
mesh.Segment().NumberOfSegments( 4 )
mesh.Triangle()
mesh.Quadrangle(face1)
-mesh.Compute()
algo3D = mesh.Tetrahedron()
thickness = 20
numberOfLayers = 10
stretchFactor = 1.5
-layersHyp = algo3D.ViscousLayers(thickness,numberOfLayers,stretchFactor,ignoreFaces)
+groupName = "Boundary layers"
+layersHyp = algo3D.ViscousLayers(thickness,numberOfLayers,stretchFactor,
+ ignoreFaces, # optional
+ groupName = groupName) # optional
+
+mesh.Compute()
+
+# retrieve boundary prisms created by mesh.Compute()
+boundaryGroup = mesh.GetGroupByName( layersHyp.GetGroupName() )[0]
+print( "Nb boundary prisms", boundaryGroup.Size() )
+
+mesh.MakeGroup("Tetras",SMESH.VOLUME,SMESH.FT_ElemGeomType,"=",SMESH.Geom_TETRA)
+mesh.MakeGroup("Pyras",SMESH.VOLUME,SMESH.FT_ElemGeomType,"=",SMESH.Geom_PYRAMID)
+mesh.MakeGroup("Prims",SMESH.VOLUME,SMESH.FT_ElemGeomType,"=",SMESH.Geom_PENTA)
+# 2D Viscous layers
+
+# 3 edges of the 4 edges of face1
+edgeIds = geompy.SubShapeAllIDs( face1, geompy.ShapeType["EDGE"])[:-1]
+
+mesh = smesh.Mesh(face1,"VicsousLayers2D")
+mesh.Segment().NumberOfSegments( 5 )
+
+# viscous layers will be created on 1 edge, as we set 3 edges to ignore
+vlHyp = mesh.Triangle().ViscousLayers2D( 2, 3, 1.5,
+ edgeIds, isEdgesToIgnore=True, # optional
+ groupName=groupName) # optional
mesh.Compute()
-mesh.MakeGroup("Tetras",VOLUME,FT_ElemGeomType,"=",Geom_TETRA)
-mesh.MakeGroup("Pyras",VOLUME,FT_ElemGeomType,"=",Geom_PYRAMID)
-mesh.MakeGroup("Prims",VOLUME,FT_ElemGeomType,"=",Geom_PENTA)
+# retrieve boundary elements created by mesh.Compute()
+quadrangles = mesh.GetGroupByName( vlHyp.GetGroupName() )[0]
+print( "Nb boundary quadrangles", quadrangles.Size() )
+
+# viscous layers will be created on 3 edges, as we pass isEdgesToIgnore=False
+vlHyp.SetEdges( edgeIds, False )
+
+mesh.Compute()