2 # -*- coding: utf-8 -*-
8 from salome.geom import geomBuilder
9 geompy = geomBuilder.New(salome.myStudy)
16 p1 = geompy.MakeVertex(0., 0., 0.)
17 p2 = geompy.MakeVertex(100., 100., 100.)
18 box = geompy.MakeBoxTwoPnt(p1, p2)
19 geompy.addToStudy(box, "box")
21 p3 = geompy.MakeVertex(50., 5., 25.)
22 sphere1 = geompy.MakeSpherePntR(p3, 15.)
23 geompy.addToStudy(sphere1, "sphere1")
25 Vx = geompy.MakeVectorDXDYDZ(1, 0, 0)
26 Vy = geompy.MakeVectorDXDYDZ(0, 1, 0)
27 Vz = geompy.MakeVectorDXDYDZ(0, 0, 1)
29 p4 = geompy.MakeVertex(100., 0., 0.)
30 axe = geompy.MakePrismVecH(p4, Vz, 1)
31 geompy.addToStudy(axe, "axe")
33 sphere1_rota = geompy.MakeRotation(sphere1, axe, -math.pi/2.)
34 geompy.addToStudy(sphere1_rota, "sphere1_rota")
36 part = geompy.MakePartition([box], [sphere1, sphere1_rota])
37 geompy.addToStudy(part, "part")
39 left_faces = geompy.GetShapesOnPlane(part, geompy.ShapeType["FACE"], Vy, GEOM.ST_ON)
40 left = geompy.CreateGroup(part, geompy.ShapeType["FACE"])
41 geompy.UnionList(left, left_faces)
42 geompy.addToStudyInFather(part, left, "left")
44 right_faces = geompy.GetShapesOnPlaneWithLocation(part, geompy.ShapeType["FACE"], Vy, p2, GEOM.ST_ON)
45 right = geompy.CreateGroup(part, geompy.ShapeType["FACE"])
46 geompy.UnionList(right, right_faces)
47 geompy.addToStudyInFather(part, right, "right")
49 back_faces = geompy.GetShapesOnPlane(part, geompy.ShapeType["FACE"], Vx, GEOM.ST_ON)
50 back = geompy.CreateGroup(part, geompy.ShapeType["FACE"])
51 geompy.UnionList(back, back_faces)
52 geompy.addToStudyInFather(part, back, "back")
54 front_faces = geompy.GetShapesOnPlaneWithLocation(part, geompy.ShapeType["FACE"], Vx, p2, GEOM.ST_ON)
55 front = geompy.CreateGroup(part, geompy.ShapeType["FACE"])
56 geompy.UnionList(front, front_faces)
57 geompy.addToStudyInFather(part, front, "front")
59 bottom_faces = geompy.GetShapesOnPlane(part, geompy.ShapeType["FACE"], Vz, GEOM.ST_ON)
60 bottom = geompy.CreateGroup(part, geompy.ShapeType["FACE"])
61 geompy.UnionList(bottom, bottom_faces)
62 geompy.addToStudyInFather(part, bottom, "bottom")
64 top_faces = geompy.GetShapesOnPlaneWithLocation(part, geompy.ShapeType["FACE"], Vz, p2, GEOM.ST_ON)
65 top = geompy.CreateGroup(part, geompy.ShapeType["FACE"])
66 geompy.UnionList(top, top_faces)
67 geompy.addToStudyInFather(part, top, "top")
69 p1_rota = geompy.MakeRotation(p1, axe, -math.pi/2.)
70 geompy.addToStudy(sphere1_rota, "sphere1_rota")
72 p5 = geompy.MakeVertex(100, 0, 100)
73 geompy.addToStudy(p5, "p5")
79 from salome.smesh import smeshBuilder
80 smesh = smeshBuilder.New(salome.myStudy)
82 Mesh = smesh.Mesh(part, "Mesh")
84 algo2d = Mesh.Triangle(algo=smeshBuilder.BLSURF)
85 algo2d.SetGeometricMesh( 1 )
86 algo2d.SetAngleMesh( 4 )
87 algo2d.SetPhySize( 8 )
90 #algo2d.SetVerbosity(10)
91 #algo2d.SetPreCADOptionValue("periodic_tolerance", "1e-2")
92 algo2d.AddPreCadFacesPeriodicity(left, front, [p1, p4, p5], [p1_rota, p4, p5])
95 gr_left = Mesh.Group(left)
96 gr_right = Mesh.Group(right)
97 gr_front = Mesh.Group(front)
98 gr_back = Mesh.Group(back)
99 gr_bottom = Mesh.Group(bottom)
100 gr_top = Mesh.Group(top)
104 left_rotated = Mesh.RotateObjectMakeMesh( gr_left, axe, -math.pi/2, NewMeshName='left_rotated' )
106 def checkProjection(gr, mesh_translated, tol=1e-7):
107 name = gr.GetName() + "_" + mesh_translated.GetName().split("_")[0]
108 mesh_source = smesh.CopyMesh(gr, gr.GetName())
109 mesh_check = smesh.Concatenate([mesh_source.GetMesh(), mesh_translated.GetMesh()], 0, name=name)
110 ll_coincident_nodes = mesh_check.FindCoincidentNodes(tol)
111 coincident_nodes = [item for sublist in ll_coincident_nodes for item in sublist]
112 mesh_check.MakeGroupByIds("coincident_nodes", SMESH.NODE, coincident_nodes)
113 mesh_nodes = mesh_check.GetNodesId()
114 if len(ll_coincident_nodes) != mesh_translated.NbNodes():
115 non_coincident_nodes = list(set(mesh_nodes) - set(coincident_nodes))
116 mesh_check.MakeGroupByIds("non_coincident_nodes", SMESH.NODE, non_coincident_nodes)
117 raise Exception("Projection failed for %s"%name)
119 checkProjection(gr_front, left_rotated)
121 salome.sg.updateObjBrowser(0)