[Sidefx-houdini-list] Point attributes into Dops

Louis Dunlevy louisdunlevy at gmail.com
Tue Mar 23 05:10:36 EDT 2010


Hey Robert,

There's a vop node in dops which is super handy for this kind of thing,
that's what I was referring to! Have a look at some of the noise
implementations inside the pyro solver for example..

L

robert east wrote:
> Hi Louis,
>               I have used a volume vop sop before with some success using
> that method. In this case though the volume is created in dops.
>
> rob
>
> On Tue, Mar 23, 2010 at 6:30 PM, Louis Dunlevy <louisdunlevy at gmail.com>wrote:
>
>   
>> You could use a volume vop dop (if i got the name right!) with a simple
>> point cloud lookup on your points with the attribute you want to write
>> into your volume data. Would that work? I've found it handy in the past :-)
>>
>> Cheers
>> Louis
>>
>> robert east wrote:
>>     
>>> Hi List,
>>>            I am currently using a gas particle to field dop coupled with
>>>       
>> a
>>     
>>> custom sop vector field dop to read in custom point attributes from
>>>       
>> geometry
>>     
>>> that will effect a volume on contact. The point attribute happens to be a
>>> vector that deflects a volume. I am noticing however  I have to use a
>>>       
>> rather
>>     
>>> dense set of points to effect the volume so I get no leaking of the
>>>       
>> volume
>>     
>>> through the points that are effecting the volume.
>>> This brings me to ask if there is any data feature in dops I can attach
>>>       
>> to
>>     
>>> tell my point attribute in dops to have a larger area of influence.Llike
>>>       
>> the
>>     
>>> radius paramter on an attribute transfer node.
>>>
>>>
>>>
>>> Kind regards Rob
>>>
>>>
>>>
>>>
>>>       
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>>     
>
>
>
>   




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