def sew_shapes(shapes, tolerance=0.001):
sew = BRepBuilderAPI_Sewing(tolerance)
for shp in shapes:
if isinstance(shp, list):
for i in shp:
sew.Add(i)
else:
sew.Add(shp)
sew.Perform()
print("n degenerated shapes", sew.NbDegeneratedShapes())
print("n deleted faces:", sew.NbDeletedFaces())
print("n free edges", sew.NbFreeEdges())
print("n multiple edges:", sew.NbMultipleEdges())
result = ShapeToTopology()(sew.SewedShape())
return result
def merge_faces(occ_face_list, tolerance=1e-06):
sew = BRepBuilderAPI_Sewing(tolerance)
for shp in occ_face_list:
if isinstance(shp, list):
for i in shp:
sew.Add(i)
else:
sew.Add(shp)
sew.Perform()
nfreeedge = sew.NbFreeEdges()
free_edges = []
for fe_cnt in range(nfreeedge):
free_edges.append(sew.FreeEdge(fe_cnt + 1))
face_list = wire_frm_loose_edges(free_edges)
return face_list