res.trajectory.resize(1);

On Tue, Dec 28, 2010 at 7:33 PM, Paul Heran Yang <heranyang@gmail.com>wrote:

> Hi all,
>
> When I tried to create a 2-dim array with ROS's srv, I had
> some troubles with the server side.
>
> from file "srv/Joints.srv":
> float32[] joints
>
> from file "srv/ImportPC.srv":
> float32[] jts
> ---
> Joints[] trajectory
>
> In server.cpp, I tried to push_back a new Joints to trajectory like this:
> res.trajectory[0].joints.push_back(sum);
>
> It compiles, but of course at runtime it fails because trajectory[0]
> doesn't exist.
>
> So I tried something like this:
>   import_pc::Joints_<std::allocator<void> Jts ();
>   Jts.joints.push_back(sum);
>   res.trajectory.push_back(Jts);
>
> However the template for import_pc::Joints_ is not correct. Any suggestion
> would be really appreciated.
>
> Thank you so much,
> Paul
>
>
>
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