ring_screenmap.h

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// ring_screenmap.h - Circular ScreenMap that samples from a rectangular grid
#pragma once
 
#include "fl/math/screenmap.h"
 
// Build a ScreenMap that places LEDs in a circle within a rectangular grid.
fl::ScreenMap makeRingScreenMap(int numLeds, int gridWidth, int gridHeight,
                                float diameter = 0.15f);