SVG File https://developer.mozilla.org/en-US/docs/Web/SVG/Tutorial/Paths https://www.w3.org/TR/SVG11/ https://www.w3.org/TR/SVG11/paths.html https://www.w3.org/TR/SVG11/implnote.html#ArcConversionEndpointToCenter Bézier curve https://en.wikipedia.org/wiki/B%C3%A9zier_curve Marlin Gcode https://marlinfw.org/meta/gcode/