[Sidefx-houdini-list] Handle callbacks with HDAs?

Sebastian H. Schmidt sebastian.h.schmidt at googlemail.com
Wed Mar 23 21:45:16 EDT 2011


Hi Alvin,

afaik only changes directly done by the user are triggering callbacks, u
could use 'opparm' to force the triggering of the callback.

cheers!
Seb

On Thu, Mar 24, 2011 at 2:31 PM, Alvin Yap <alvinyapvfx at gmail.com> wrote:

> Hi everyone!
> I have a digital asset with a parameter promoted that has a handle assigned
> to it. This parameter also has a python callback script attached to it.
> Changing the parameter using the slider or directly entering values engages
> the callback script fine.
> However, if I use the handle assigned to this parameter, the values of the
> parameter changes, but the callback script is not called.
>
> Would this be the expected behaviour?
>
> Thanks!
>
> Regards,
> Alvin
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