export interface PixelRun {
	x: number;
	y: number;
	width: number;
}

export function pixelRuns(rows: string[]): PixelRun[] {
	return rows.flatMap((row, y) =>
		[...row.matchAll(/X+/g)].map((match) => ({ x: match.index ?? 0, y, width: match[0].length }))
	);
}