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From: BurrMan
Hey Tom... makes it harder to have to translate everything. Hang tough!
"Squircle"
Square + circle
Squ ircle
From: Mik (MIKULAS)
... another elegant way
Mik

Attachments:
Isect 2D curves.3dm
Image Attachments:
Icect 2D curves.jpg
From: bemfarmer
This link shows a side view of a cabochon:
https://www.rockngem.com/filling-an-empty-space-and-enhancing-a-cabochon/
I had thought that it is a sugarloaf, but now think it is a "slab" for a pendant. ?
Learned a new word: "vug"
https://en.wikipedia.org/wiki/Vug
- Brian
From: Grendel
Very nice Mik
From: TOM (SIRTOM)
Due to your kind collaboration this thread turned into a nice
compilation of how to achieve one goal by different means -
thank you all !!
As one contributor wrote, the shape of a "squircle" is aesthetically
very appealing. I wanted to apply this theme of "squaring the circle"
to the whole shape, starting with a circle at the bottom morphing
into a slightly rounded square at the top. The how to is attached
below.

Image Attachments:
Sugarloaf cabochon.jpg
From: Frenchy Pilou (PILOU)
Cool result! :)
From: bemfarmer
Reproduced a close copy of Toms cab, using his images to reproduce curves.
Note that the two "acorn" shaped curves must be trimmed apart at the North and South poles, into 4 curves, for network to work. (Or kept separate during their creation.)
One-half "acorn" curve was created with two blends. A horizontal line segment was placed at the North pole, and a vertical line segment was placed at the squircle intersect point, and a blend done between. A second blend was done from said curve, down to a horizontal line segment at the south pole. Join for one curve.
Mirror and rotate for other 3 acorn half curves.
Rounded square, squircle, and lower circle curves were also created. The lower circle had to be a bit larger than the sketch IMHO.
Select all 7 curves, and do network.
Still attempting to load my old purchased copy of Keyshot 6.
- Brian
From: TOM (SIRTOM)
Hi Brian,
I attached my approach to the profile curve - MOI works so great
for stuff like that.

Image Attachments:
Sugarloaf cabochon2.jpg
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