def test_wires_out_of_scope(self):
face = self.topo.wires().next()
_edges = []
for edg in WireExplorer(face).ordered_edges():
_edges.append(edg)
for edg in _edges:
self.assert_(edg.IsNull() == False)
def build_plate(polygon, points):
'''
build a surface from a constraining polygon(s) and point(s)
@param polygon: list of polygons (TopoDS_Shape)
@param points: list of points (gp_Pnt)
'''
# plate surface
bpSrf = GeomPlate_BuildPlateSurface(3, 15, 2)
# add curve constraints
for poly in polygon:
for edg in WireExplorer(poly.Wire()).ordered_edges():
c = BRepAdaptor_HCurve()
c.ChangeCurve().Initialize(edg)
constraint = BRepFill_CurveConstraint(c.GetHandle(), 0)
bpSrf.Add(constraint.GetHandle())
# add point constraint
for pt in points:
bpSrf.Add(GeomPlate_PointConstraint(pt, 0).GetHandle())
bpSrf.Perform()
maxSeg, maxDeg, critOrder = 9, 8, 0
tol = 1e-4
dmax = max([tol, 10 * bpSrf.G0Error()])
srf = bpSrf.Surface()
plate = GeomPlate_MakeApprox(srf, tol, maxSeg, maxDeg, dmax, critOrder)
uMin, uMax, vMin, vMax = srf.GetObject().Bounds()
face = BRepBuilderAPI_MakeFace(plate.Surface(), uMin, uMax, vMin, vMax)
face.Build()
return face
def __init__(self, wire):
self.wire = wire
self.edge_pairs = []
self.prev_edge = None
self.we = WireExplorer(self.wire).ordered_edges()
self.number_of_edges = self.we.__length_hint__()
self.index = 0
def __init__(self, wireA, wireB):
self.wireA = wireA
self.wireB = wireB
self.we_A = WireExplorer(self.wireA)
self.we_B = WireExplorer(self.wireB)
self.tp_A = Topo(self.wireA)
self.tp_B = Topo(self.wireB)
self.bt = BRep_Tool()
self.vertsA = [v for v in self.we_A.ordered_vertices()]
self.vertsB = [v for v in self.we_B.ordered_vertices()]
self.edgesA = [v for v in WireExplorer(wireA).ordered_edges()]
self.edgesB = [v for v in WireExplorer(wireB).ordered_edges()]
self.pntsB = [self.bt.Pnt(v) for v in self.vertsB]
self.number_of_vertices = len(self.vertsA)
self.index = 0
def Edges(self):
return [
Edge(i)
for i in WireExplorer(self.topo.wires().next()).ordered_edges()
]
