There's a completely different technique described in my tutorial "Advanced
POV Animation for Beginners" that allows the use of non-linear clocks as
well as multi-stages, compound clocks and complex paths. Scaling is of
course included in the effects. The tutorial is based on Chris Colefax's
Clock Modifier macro and is very easy to learn.

http://www.puzzlecraft.com/cm/ClockMod.html

steve

Jason Dinger wrote:

> i'm trying to scale an object for an animation where the object shrinks.
> here is what i've tried:
>
> sphere {0,1 pigment {rgb 1} scale 2*(clock+.0001) }
> sphere {0,1 pigment {rgb 1} scale -2*(clock+.0001) }
> sphere {0,1 pigment {rgb 1} scale (clock+.0001)/2 }
> sphere {0,1 pigment {rgb 1} scale (clock+.0001)/.5 }
>
>  the results are always an object that enlarges. does anyone know how i
> would scale it to shrink with the clock value?
>    thanks in advance,
>      jason

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