Grasshopper

algorithmic modeling for Rhino

Hello guys, I'm trying to draw the seams of the baseball onto a sphere, but somehow I can seem to find the logic behind it, can someone share some thoughts (or a script) of how this can be accomplished? thanks.

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Hi Andy!

Can I say that your request is a bit .... "vague"?  (just 2 rows of text, no pics involved...)

Lets see if I got it right...

The logic I could suggest is this:

a baseball seam on a sphere is (very probably) symmetric. Symmetric in more ways.

By interpolating the 8 vertex of a cube (in the correct sequence/order), we can create a curve that is, without doubt, completely symmetric on itself around the center of the cube! (within the limits of the cad)

Then, just project the curve to a sphere centered on the cube (i used a sphere with a seam that doesn't intersect the baseball seam, to avoid possible issues then...)

(selected a component by mistake, no purpose in that)

I hope this help!

Let us know if you need more or anything else.

:D

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