[Sidefx-houdini-list] pressing buttons inside HDA's

Ben Schrijvers ben.schrijvers at guerrilla-games.com
Wed Oct 24 06:39:46 EDT 2007

Ah... found it myself...
It was just a matter of linking multiple buttons inside the HDA to the 
single execution button on the top level HDA.
Houdini seems to respect the order they are linked as well so everything 
works fine.

H9 rules!

Ben Schrijvers wrote:
> Hi there,
> Oke I've got a bit of a problem.
> I've got this HDA that renders out channels and geometry.
> The problem is the geometry is saved out of a Rop Geometry Sop.
> The channels out of a Channel Rop. And the channels are baked inside a 
> Dynamics Chop.
> So inside my Rop network I was first doing a "opparm -C my_dynamics 
> update (1)" to make it reload it's cache.
> This was a pre-render script on the Channel Rop which then saves out the 
> channel.
> Then I had another Shell Rop with a render script to do a opparm -C on 
> the Rop Geometry to render the geometry.
> It all worked until I locked the toplevel HDA. And then I realised I 
> knew this wouldn't work as you can't change parameters inside a locked HDA.
> Now before I convert my Rop Geometry Sop into a Rop... is there any 
> other way to execute that Sop?
> And is the a way to force a recook on that Dynamics Chop?
> cheers,
> benS
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