(This is related to adp001's suggestion to use a Python callback over there)

 I've managed to manually add a callback valueOp to my CR2 and with adp001's sample code I've got things working, except that the callback doesn't affect the parameter I thought it would. Here's the bit of the CR2 - BigNumber can go above 360, and I'm trying to use a callback to set BigNumberModulo to be BigNumber reduced modulo 360:

and here's my hacked version of adp001's sample (yes, I'm a debug print fiend):

...ah ! I think I've just seen why it does what it does... :)

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The 3Dcheapskate* occasionally posts sensible stuff. Usually by accident. And it usually uses Poser 11, with units set to inches. Except when it's using Poser 6 or PP2014, or when its units are set to PNU or something else.
*soon only to be available in two flavours -  DAZ and Renderosity