In your math, you're not taking the integer arithmetic into
consideration. There's an implicit casting happening such that my is
really int(index/size_x_)
> --
> You received this message because you are subscribed to the Google Groups
> "ros-sig-navigation" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to ros-sig-navigat...@googlegroups.com.
> For more options, visit https://groups.google.com/d/optout.