led-mapper
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jasoncoon
An online tool to generate and visualize maps for irregular and/or gapped LED layouts, for use with FastLED, Pixelblaze and other libraries.
WLED maps are described at https://kno.wled.ge/advanced/mapping/ I could do this if it's not already being worked on.
Doing the hand-clicky-clicky to generate a pixel map with [the PixelBlaze mapping tool](http://app.bhencke.com/pixelmap.html) can get you into a situation where your theoretically "regular" pixel layout is off by small amounts...
While trying to use the web tool with a custom design, I came upon a bug. Using Firefox: `Error: CanvasRenderingContext2D.getImageData: Argument 1 is not a finite value, so is out...
