def _bounding_box(self, obj, tol=1e-5):
bbox = Bnd_Box()
if self.optimal:
BRepTools.Clean_s(obj)
BRepBndLib.AddOptimal_s(obj, bbox)
else:
BRepBndLib.Add_s(obj, bbox)
values = bbox.Get()
return (values[0], values[3], values[1], values[4], values[2], values[5])
def _bounding_box(self, obj, tol=1e-6):
bbox = Bnd_Box()
if self.optimal:
BRepTools.Clean_s(obj)
BRepBndLib.AddOptimal_s(obj, bbox)
else:
BRepBndLib.Add_s(obj, bbox)
if not bbox.IsVoid():
values = bbox.Get()
return (values[0], values[3], values[1], values[4], values[2],
values[5])
else:
c = self._center_of_mass(obj)
bb = (c[0] - tol, c[0] + tol, c[1] - tol, c[1] + tol, c[2] - tol,
c[2] + tol)
print("\nVoid Bounding Box", bb)
return bb
def _fromTopoDS(
cls: Type["BoundBox"],
shape: TopoDS_Shape,
tol: Optional[float] = None,
optimal: bool = True,
):
"""
Constructs a bounding box from a TopoDS_Shape
"""
tol = TOL if tol is None else tol # tol = TOL (by default)
bbox = Bnd_Box()
if optimal:
BRepBndLib.AddOptimal_s(
shape, bbox
) # this is 'exact' but expensive - not yet wrapped by PythonOCC
else:
mesh = BRepMesh_IncrementalMesh(shape, tol, True)
mesh.Perform()
# this is adds +margin but is faster
BRepBndLib.Add_s(shape, bbox, True)
return cls(bbox)
def _bounding_box(self, obj, tol=1e-5):
bbox = Bnd_Box()
BRepBndLib.AddOptimal_s(obj, bbox)
values = bbox.Get()
return (values[0], values[3], values[1], values[4], values[2],
values[5])