1 I wired my tree with 500 LED lights and calculated their 3D coordinates.
Matt Parker's tree project is recommended as inspiration for LED builders, showing how camera work can locate each light in 3D.
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2 videos. Ranked by independent recommendations, not by views.
Matt Parker's tree project is recommended as inspiration for LED builders, showing how camera work can locate each light in 3D.
Pointed to as an existing phone app built on OpenCV that reads colours, worth seeing before anyone starts writing a similar tool.