From: Richard V. <va...@sf...> - 2011-08-04 19:53:37
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Looking at the code, I see that Stage does not use the velocity parameters in the player_position2d_cmd_pos_t message. So as it stands Stage's position model drives at whatever speed it wants to. See <stage>/libstage/p_position.cc method InterfacePosition::ProcessMessage for the Player interface and <stage>/libstage/model_position.cc to see the servo speed settings. I'd be happy to get a patch that adds setting the servo speeds through Player. - rtv On Thu, Aug 4, 2011 at 12:42 PM, Matt Xie <xia...@gm...> wrote: > > I tried set both interval_sim and interval_real to 100, but it still does the > same thing. > But when I use the setspeed command, it is real time simulation. So I guess > it is not the problem of interval_sim/interval_real. The problem should come > from GoTo command. > The big problem is when I changed velocity parameter of GoTo command, the > robot didn't change the speed. > > Do you guys know why is that? > Thanks for all the help! > > Matt > > > > > Richard Vaughan-4 wrote: >> >> >> Set both interval_sim and interval_real to 100. Stage will simulate 100 >> msec with each time step (interval_sim) and attempt to take 100 msec of >> real time to do it (interval_real). >> >> - rtv >> >> >> >> On 2011-08-03, at 5:58 AM, anjohn wrote: >> >>> >>> There are two variables in your world file: interval_sim and >>> interval_real. >>> By changing the quotient interval_sim / interval_real you can make your >>> simulation faster or slower. Just test some new values, maybe this will >>> satisfy you. >>> >>> Best regards, >>> anjohn >>> >>> >>> >>> Matt Xie wrote: >>>> >>>> Hi guys, >>>> >>>> I am new to this forum and am glad to be able to ask questions here. >>>> I am using Player/Stage recently and have a question about the goTO >>>> command in position2dProxy. >>>> It seems simulation is much faster than the real time. >>>> For example, if I set the velocity of goto command 0.2m/s, and command >>>> the >>>> robot to travel a distance of 4m. >>>> It should take 20 seconds, but it just takes like 10 seconds in stage >>>> simulation. >>>> >>>> Do you guys have any ideas? I want real time simulation here. >>>> Thanks! >>>> >>>> Matt >>>> >>> >>> -- >>> View this message in context: >>> http://old.nabble.com/Real-time-simulation-question-tp32171517p32186049.html >>> Sent from the playerstage-users mailing list archive at Nabble.com. >>> >>> >>> ------------------------------------------------------------------------------ >>> BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA >>> The must-attend event for mobile developers. Connect with experts. >>> Get tools for creating Super Apps. See the latest technologies. >>> Sessions, hands-on labs, demos & much more. Register early & save! >>> http://p.sf.net/sfu/rim-blackberry-1 >>> _______________________________________________ >>> Playerstage-users mailing list >>> Pla...@li... >>> https://lists.sourceforge.net/lists/listinfo/playerstage-users >> >> >> ------------------------------------------------------------------------------ >> BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA >> The must-attend event for mobile developers. Connect with experts. >> Get tools for creating Super Apps. See the latest technologies. >> Sessions, hands-on labs, demos & much more. Register early & save! >> http://p.sf.net/sfu/rim-blackberry-1 >> _______________________________________________ >> Playerstage-users mailing list >> Pla...@li... >> https://lists.sourceforge.net/lists/listinfo/playerstage-users >> >> > > -- > View this message in context: http://old.nabble.com/Real-time-simulation-question-tp32171517p32197316.html > Sent from the playerstage-users mailing list archive at Nabble.com. > > > ------------------------------------------------------------------------------ > BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA > The must-attend event for mobile developers. Connect with experts. > Get tools for creating Super Apps. See the latest technologies. > Sessions, hands-on labs, demos & much more. Register early & save! > http://p.sf.net/sfu/rim-blackberry-1 > _______________________________________________ > Playerstage-users mailing list > Pla...@li... > https://lists.sourceforge.net/lists/listinfo/playerstage-users > |