--- a/python/moving.py	Thu Dec 04 17:21:45 2014 -0500
+++ b/python/moving.py	Thu Dec 04 17:46:32 2014 -0500
@@ -1276,6 +1276,25 @@
         return Point.cosine(movingObject1.getPositionAtInstant(instant)-movingObject2.getPositionAtInstant(instant), #deltap
                             movingObject2.getVelocityAtInstant(instant)-movingObject1.getVelocityAtInstant(instant)) #deltav
 
+
+##################
+# Bounding Boxes
+##################
+
+# class BoundingBoxes(STObject):
+#     '''Class for : a spatio-temporal object 
+#     with a trajectory and a geometry (constant volume over time) and a usertype (e.g. road user) coded as a number (see 
+#     '''
+
+#     def __init__(self, num = None, timeInterval = None, positions = None, velocities = None, geometry = None, userType = userType2Num['unknown']):
+#         super(MovingObject, self).__init__(num, timeInterval)
+#         self.positions = positions
+#         self.velocities = velocities
+#         self.geometry = geometry
+#         self.userType = userType
+#         self.features = []
+#         # compute bounding polygon from trajectory
+
 def plotRoadUsers(objects, colors):
     '''Colors is a PlottingPropertyValues instance'''
     from matplotlib.pyplot import figure, axis