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CHOP Channel sorting


Keyframe

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Heya Houdini folk,

Quick question. Hopefully.

I have some 3200-odd channels animated in chops, that drive the animation

of some primitives that are copied onto a particle system.

Because of the geometric arrangement of the particle system [yes, it's a grid], I get somewhat [inevitable] regular patterns in the formation.

Ideally, I would randomize the point numbers of the particle system, and thus

help mask that "CG like" pattern - and that DOES in fact work, however,

because the geometry that i'm copying onto the particle system, is referenced

by point number - i'm kinda hosed on that approach (as they have to reference

a uv coordinate set - based on a matching point number on the particle

system, and a primitive number at SOP level).

As far as I can tell, there is nothing that will prevent me from "shuffling"

or "reordering" the animated channels in CHOPS though - except for the fact I

have not been able to figure out a handy way to do that. My gut instinct

tells me that the "reorder" CHOP is the way to go, but in order to manipulate

N channels, I would be required to generate an order string N-entries long?!

I tried both the shuffle and reorder CHOP - but have not been able to get them

to play nicely. I even experimented with the "rename" chop with not much

progress.

Any thoughts would be greatly appreciated... :blink:

Cheers,

Gene

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