[Sidefx-houdini-list] Grouping by connectivity and/or position

Andrew D Lyons tstexture at gmail.com
Tue Jan 18 11:52:02 EST 2011


I may be missing some complexity, but it sounds like:

1./ group geometry SOP
2./ group by expression:
3./ $CR > 0.9 && $CG < 0.05 && $CB < 0.05

or the like...

Cheers

On 18 January 2011 00:08, Alvaro Castaneda <varomix at gmail.com> wrote:
> Hi
>
> Is there a way to group primitives in a grid that are the same color of the
> first left upper corner primitive, and that are also connected?
>
> maybe this can help make it clearer
>
> let's say I have a grid with 6 random colors, the left upper primitive (0)
> has a color of red, and that is directly touching some other primitives also
> colored red, how can I get, only those primitives into a group, and ignore
> the rest of the unconnected red primitives in that grid?
>
> Thanks
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Andrew D Lyons | Digital Artist | http://www.tstex.com
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