[Sidefx-houdini-list] Detecting a SOP cook error

Pablo Giménez Pizarro pablogipi at gmail.com
Mon Sep 13 21:25:28 EDT 2010


For many errors you just need to check if your incoming geo from the previous node has points using 
npoints("../"+opinput(".",0)) == 0

Enviado desde mi iPhone

El 10 Sep 2010, a las 14:59, "Andy Nicholas" <andy at andynicholas.com> escribió:

> Bingo! So that's where I'd read it before.
> 
> Thanks a lot for digging that out John.
> 
> Cheers,
> Andy
> 
>> This is from Craig Zerouni's book
>> 
>> http://books.google.com/books?id=1QmTeC9sAxsC&pg=PA38&dq=zerouni+sop+error+switch&hl=en&ei=mjaKTNyRKoT78AavsMHvCQ&sa=X&oi=book_result&ct=result&resnum=1&ved=0CCsQ6AEwAA#v=onepage&q&f=false
>> 
>> I'm sure this can be done w python too...
>> 
>> 
>> On Fri, Sep 10, 2010 at 9:26 AM, Andy Nicholas
>> <andy at andynicholas.com>wrote:
>> 
>>> Hi guys,
>>> I seem to remember there was a way of detecting a cook error in a SOP
>>> using an expression so that you can use a Switch to change the
>>> evaluation
>>> to another branch? Can anyone remember what the expression is? I
>>> couldn't
>>> track it down.
>>> 
>>> Thanks
>>> 
>>> Andy
>>> 
>>> 
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>> 
> 
> 
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