On 08/10/2015 04:52 PM, Cousin Ricky wrote:
> [...]  the SDL for the completed
> figurine will eventually find its way into the GNU-LGPL.  When that will
> be depends on how soon I grok the math behind B-splines.

Progress on the B-spline front.  The gray curves are POV-Ray native 
sphere_sweeps.  The colored circles were positioned using a rather 
profligate algorithm, but I have to understand the math a bit more than 
I do now before I can optimize it.

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