Re: [Playerstage-users] Use of GetPathValid()

[Geoff B. <gb...@ki...>]

robot->Read() will not make data appear instantly. You need to keep 
calling it until your PlayerProxy instance has got new data.

Geoff

On 4/02/2010 6:33 p.m., Santiago Rodríguez wrote:
> Thank you Michael,
>
> I added the new two lines, but the problem is still there. It always
> prints 0. I tested it with playernav and it draws the wavepoints
> correctly. I'm totally lost on where the problem could be...
> If I am right, the wavefront driver is totally independent of the robot,
> isn't it? So I think It can't be problem of the robot driver
> implementation... or is there any special function or flag  to support
> the wavefront driver?
>
> Thank you,
> Santi
>
>
> On 3 February 2010 16:06, Michael Bienia <mi...@bi...
> <mailto:mi...@bi...>> wrote:
>
>     On 2010-02-03 15:58:35 +0100, Santiago Rodríguez wrote:
>      > Thank you very much for your reply.
>      > I'm using wavefront planner. I made a silly example just to try it:
>
>     Try adding the following two lines into your code:
>
>      >         PlayerClient robot (gHostname, gPort);
>      >         PlannerProxy pp (&robot, 0);
>      >         pp.SetGoalPose(16,4,0);
>               pp.SetEnable(1);
>               robot->Read();
>      >         std::cout << "Path Valid?: " << pp.GetPathValid() <<
>     std::endl;
>      >
>      > The goal pose makes a valid path and the robot moves but the cout
>     is always
>      > "Path Valid?: 0" no matter what goal point I set.
>      > Am I doing something wrong?
>
>     I'm not complete sure if you need the SetEnable() call as your robot
>     moves. But you need to read fresh data from the robot.
>
>     Michael
>
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