SharkD a écrit :
> I need a function similar to spherical, except where the strength drops 
> off at a different (i.e. nonlinear) rate:
> 
>     Strength = sin(acos(Radius))
> 
> I'm not sure how to implement it in POV SDL though...
> 
> -Mike

You can use a color_map.
You can use another wave form, it default to a ramp_wave. Try sine_wave.


Alain

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