[Sidefx-houdini-list] general way of asking if a channel is animated?

katrin schmid Katisss at gmx.de
Thu Sep 2 09:40:14 EDT 2010


hi,
isTimeDependent() is way to smart if it can handle
all this cases, for what i am doing something like .isAnimated()
would be more interesting...
Regards,
katrin

-------- Original-Nachricht --------
> Datum: Thu, 2 Sep 2010 12:16:55 +0100
> Von: "Pablo Giménez" <pablogipi at gmail.com>
> An: sidefx-houdini-list at sidefx.com
> Betreff: Re: [Sidefx-houdini-list] general way of asking if a channel is	animated?

> 2010/9/2 katrin schmid <Katisss at gmx.de>:
> > hi,
> > i am in 10. something and isTimeDependent()
> > is not true with expressions...
> > Hm, that is a pretty fundamental one, i cvheck 11 tomorrow.
> Well I think  I catch the problem, is your expression result changing
> across time?
> If you use something like $FF, isTimeDependent() will return True.
> But if you use something like sin(50) in you expression the result
> will be alse, which makes sense.
> In the last case the parameter is not animated, you can just return
> the channel value.
> A different thing if if you want to know if the channel has expressions or
> not.
> Trying in H10..0.484
> > Thanks,
> > katrin
> >
> >
> > -------- Original-Nachricht --------
> >> Datum: Thu, 2 Sep 2010 10:20:46 +0100
> >> Von: "Pablo Giménez" <pablogipi at gmail.com>
> >> An: sidefx-houdini-list at sidefx.com
> >> Betreff: Re: [Sidefx-houdini-list] general way of asking if a channel
> is      animated?
> >
> >> 2010/9/2 katrin schmid <Katisss at gmx.de>:
> >> > hi,
> >> > this is more a hou question:
> >> > is there a general way of asking if a channel is animated
> >> > (by either keyframes or expressions)?
> >> > Expressions return false on isTimeDependent() and
> >> > .expression() gives an exception when there isnt one...
> >> > thanks,
> >> > katrin
> >> What version of Houdini are you using?
> >> I remember using isTimeDependent() and it return the proper value, no
> >> matter you use keyframes, expressions or CHOPs, I think you have to
> >> use it rather than keyframes() because the last can't detect if the
> >> channel is controlled by CHOPs.
> >> But the problem is that I in H11 this method seems to be broken, it
> >> return False if your channel is controlle by an expression or CHOPs.
> >> In H10 works properly.
> >> I have tried with H11.446.9, don't if in the latest daily build is
> fixed.
> >> >
> >> >
> >> > --
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> >> >
> >>
> >>
> >>
> >> --
> >> Un saludo
> >> Best Regards
> >> Pablo Giménez
> >> _______________________________________________
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> >
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> >
> 
> 
> 
> -- 
> Un saludo
> Best Regards
> Pablo Giménez
> _______________________________________________
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> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list

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