Re: [Jsbsim-devel] Problem with nested tests in switches

[Bertrand C. <bco...@gm...>]

Hi Gijs,

I have opened an issue on GitHub
https://github.com/JSBSim-Team/jsbsim/issues/176 about the problem you
reported.

Thanks.

Bertrand

Le lun. 11 mars 2019 à 18:12, Gijs de Rooy <gij...@ho...> a écrit :

> Hi all,
>
> I've got a question about nested tests in switches. The following code
> does not work as advertised in current FlightGear. Whenever
> fcs/flaps/cmd-detent-deg == 25 or 30, fcs/flaps/int-cmd-deg is set to 20,
> even tough the velocity is smaller than 203 (in fact it is 0). Apparently
> the first nested test ignores the velocity test.
>
>         <switch name="fcs/flaps/int-cmd-deg">
>             <default value="fcs/flaps/cmd-detent-deg"/>
>             <test logic="AND" value="20">
>                 velocities/vc-kts GT 203
>                 <test logic="OR">
>                     fcs/flaps/cmd-detent-deg == 25
>                     fcs/flaps/cmd-detent-deg == 30
>                 </test>
>             </test>
>             <test logic="AND" value="25">
>                 velocities/vc-kts GT 170
>                 velocities/vc-kts LT 203
>                 fcs/flaps/cmd-detent-deg == 30
>             </test>
>         </switch>
>
> The following does work, but it leads to more duplicated code:
>
>         <switch name="fcs/flaps/int-cmd-deg">
>             <default value="fcs/flaps/cmd-detent-deg"/>
>             <test logic="AND" value="20">
>                 velocities/vc-kts GT 203
>                 fcs/flaps/cmd-detent-deg == 25
>             </test>
>             <test logic="AND" value="20">
>                 velocities/vc-kts GT 203
>                 fcs/flaps/cmd-detent-deg == 30
>             </test>
>             <test logic="AND" value="25">
>                 velocities/vc-kts GT 170
>                 velocities/vc-kts LT 203
>                 fcs/flaps/cmd-detent-deg == 30
>             </test>
>         </switch>
>
> According to an old message by Jon [1], the first one was known to fail
> back in 2012, but I think it should work nowadays, right? Is it broken
> (again) or did I miss anything?
>
> Thanks!
>
> Gijs
>
> [1] https://sourceforge.net/p/jsbsim/mailman/message/30022194/
> _______________________________________________
> Jsbsim-devel mailing list
> Jsb...@li...
> https://lists.sourceforge.net/lists/listinfo/jsbsim-devel
> _______________________________________________
> The JSBSim Flight Dynamics Model project
> http://www.JSBSim.org
> _______________________________________________
>
>