fixed some unsigned int issues

Agreed :)

Do you want me to test it on monday or pull it in now? The code looks fine.


On Fri, Aug 22, 2014 at 9:32 PM, Kaijen Hsiao <notifications@github.com>
wrote:

> In base_local_planner/src/map_grid.cpp:
>
> > @@ -109,8 +109,8 @@ namespace base_local_planner{
> >
> >    inline bool MapGrid::pointValid(double g_x, double g_y, const costmap_2d::Costmap2D& costmap,
> >                                    unsigned int &map_x,  unsigned int &map_y){
> > -    map_x = -1;
> > -    map_y = -1;
> > +    map_x = 0;
>
> oh, I know. It just makes me twitch to assign -1 to an unsigned int, so I
> figured as long as I'm fixing stuff... :)
>
> —
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> <https://github.com/bosch-ros-pkg/navigation/pull/20/files#r16628728>.
>