def project_to_XYZ(self):
assert self.face != None
surface = BRepAdaptor_Surface(self.face)
if self.face.Orientation() == TopAbs_REVERSED:
u_tmp = self.u
self.reverse_u()
xyz = surface.Value(self.u, self.v)
self.u = u_tmp
else:
xyz = surface.Value(self.u, self.v)
self.x = xyz.X()
self.y = xyz.Y()
self.z = xyz.Z()
def pln_on_face(self, face=TopoDS_Face()):
face_adaptor = BRepAdaptor_Surface(face)
face_trf = face_adaptor.Trsf()
face_pln = face_adaptor.Plane()
#face_dir = face_adaptor.Direction()
face_umin = face_adaptor.FirstUParameter()
face_vmin = face_adaptor.FirstVParameter()
face_umax = face_adaptor.LastUParameter()
face_vmax = face_adaptor.LastVParameter()
face_u = (face_umax + face_umin) / 2
face_v = (face_vmax + face_vmin) / 2
face_pnt = face_adaptor.Value(face_u, face_v)
return face_pln