Thin Instance "Screen Door" Fun (a Timing Test of Sorts)

Demos and projects
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I was wondering how many thin instances I could manipulate at once. On my MacBook Air, about 20000 without appreciable speed loss. CPU bound.

https://playground.babylonjs.com/#8VN8VX

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I just got an idea. We can use camera or other video as input, convert frame to grey scale and use pixel darkness to control displacement along zaxis of each pixel. That will result into a 3D point cloud image.

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Have at it!

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I created a small demo for picking color from image frame. Can be used with GREYSCALE anable to pick greyscale color value of pixel