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3d involute gears

3d gears

As an update to the 2d involute (curved teeth) gears, I modified the program to produce 3d (extruded) gears. This required a change in drawing tactics.

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involute gear

two gears

It turned out that producing a set of involute gears requires quite a bit of geometry in addition to involutes.

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circle involute

As part of a project to make a nice gear mesh with logo, I wondered how to generate the involute of a circle.

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Flying Boxes

A surprise happened when I was trying to use nested transforms.

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A paper dragon

a dragon


The dragon curve is a fractal which is defined by replacing a segment of the curve with a (smaller) version of itself.