[Sidefx-houdini-list] Get group from selection

Peter Bowmar pbowmar at gmail.com
Wed Apr 29 10:52:55 EDT 2009

I've written expressions that will pop up a list of the groups the
point/prim is in after being selected, then attach that to a simple
selector DA. not that I can find it right now to put on the exchange
but easy enough to write.


Peter B

2009/4/29 François Duchesneau <sidefx at trinix.ca>:
> Maybe we could ask to have a check box in the Extended Information
> window that show only the selected points/faces. That would provide
> other useful info.
> What you can do is a small digital asset with a group number slider. You
> can then plug that out to the node you want and move the integer to see
> only the faces in the current group number. You can have the option to
> show or delete all primitives in that group. It's not really what you're
> looking for but it is sometime useful when you have tons of groups in a
> shatter model for example.
> François
> Pablo Giménez wrote:
>> Hi.
>> Many times you found yourself trying to guess to what group this primitive
>> or point  belongs to to cleanup some geo.
>> I think now the only way to do it is select the group first and then check
>> if it containsd the geo you want to delete, like placing a blast or delete
>> and begin to test groups, or in the viewport use the Select SOP and begin to
>> change groups until you select what you want.
>> This is not really the best way of doing when you have a lot of groups I
>> would prefer to pickup some geo, a primitive for instance, and then some
>> easy way to know to what group/s it belongs so then I can use this group.
>> Is there an easy way to do this in Houdini????
>> thx
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