Function roundPeak

packages/debug-plugin/src/graphs.js:30–33

* Round a peak value up to the nearest multiple of 4, with a floor of 4. * Keeps the graph y-axis stable across small fluctuations. * @param {number} peak

(peak)

 * @param {number} peak
 */
function roundPeak(peak) {
	const rounded = Math.ceil(peak / 4) * 4;
	return rounded < 4 ? 4 : rounded;
}

/**
 * Draw the stacked frame-time sparkline (update + draw).