[Sidefx-houdini-list] transfer attributes from metaballs to geometry?

Andrew D Lyons tstexture at gmail.com
Thu Dec 4 12:37:51 EST 2008


Oh - I see what you are doing. The magnet SOP is what you want (as
Brian Goodwin suggested). That does colors. Is it not working?


2008/12/4 Robert Kelly <isstuff at gmail.com>:
> hmm attribute transfer only listens to the  attribute and the location of
> the center of the metaball, not the weight of the metaball. to test it you
> make a big strong red metaball and suround it with 4 small weak blue ones
> and see what colour the grid listens to. rangi's trick that works on one
> atribute is to get a magnet sop and move the geometry in the Y and mesure
> the difrence between each points position and that will give you the
> strength of the metaball at each points location. But this dosent get you
> the colour.
>
>  Andrew D Lyons methoud works to an extent (the closest to it ) but not at
> the heart of the metaball
>
> I think i will have look into a vex related answer. Unless there is some
> more surgestions?
>
> Robert
>
> 2008/12/4 Andrew D Lyons <tstexture at gmail.com>
>
>> Hi,
>>
>> 1 convert-meta
>> 2 attribute transfer SOP.
>>
>> Cheers
>>
>> 2008/12/4 Robert Kelly <isstuff at gmail.com>:
>> > Am I missing something or is ther a simple way to... for example.
>> >
>> > You have a grid, some metaballs of different sizes and weights, each with
>> a
>> > different color in the Cd attribute. the mettaballs are intersecting the
>> > grid. How can i transfer the Cd attribute onto the grid and have it
>> transfer
>> > as you would expect.
>> >
>> > Or do I need to get into writing a vex sop to do this?
>> >
>> > Robert.
>> > _______________________________________________
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>>
>>
>>
>> --
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Andrew D Lyons | Digital Artist | http://www.tstex.com
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