You could perform this check but you may have issues depending on how the data is saved. If the data is saved with floating point precision and you check it with double precision you could get a false positives. Also I don't think in the case of collision checking you what the software to make this decision. I think it is better if it is explicitly defined by the user. --- [Visit Topic](https://discourse.ros.org/t/add-attribute-to-indicate-if-a-mesh-is-a-convex-hull/4479/6) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: