[Sidefx-houdini-list] Using hom to find if a parameter has been promoted

Sandy Sutherland sandy.maillists at gmail.com
Wed Jan 25 10:42:27 EST 2017


Sigh - not working, returns the same result for both Mask_Switcher and
SampIndSSS as shown in the pic.

Thanks

Sandy

On Wed, Jan 25, 2017 at 2:30 PM, Sandy Sutherland <sandy.maillists at gmail.com
> wrote:

> Thanks Edward,
>
> Will check that out.
>
> S.
>
> On Wed, Jan 25, 2017 at 2:17 PM, Edward Lam <edward at sidefx.com> wrote:
>
>> On 25/01/2017 6:21 AM, Sandy Sutherland wrote:
>>
>>> I need to find if a parm has been promoted so as not to set it.
>>>
>>
>> Here's an illustrated example from a Python Shell:
>>
>> >>> p1 = hou.parm('/obj/torus_object1/tx')
>> >>> p1.expression()
>> 'ch("../box1/tx")'
>> >>> p2 = hou.parm('/obj/torus_object1/ty')
>> >>> try: p2.expression()
>> ... except: print "no expr"
>> ...
>> no expr
>> >>> print "has ref:", p1.getReferencedParm() != p1
>> has ref: True
>> >>> print "has ref:", p2.getReferencedParm() != p2
>> has ref: False
>>
>>
>>
>> Cheers,
>> -Edward
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>>
>
>


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