Method setLineDash

packages/melonjs/src/video/renderer.js:652–666

* Set the line dash pattern for stroke operations. * @param {number[]} segments - an array of numbers specifying distances to alternately draw a line and a gap. An empty array clears the dash pattern (solid lines). * @example * // draw a dashed line * renderer.setLineDash([10, 5]); * rende

(segments)

	 * renderer.setLineDash([]);
	 */
	setLineDash(segments) {
		// skip allocation if the pattern hasn't changed
		const current = this.renderState.lineDash;
		if (
			segments.length === current.length &&
			segments.every((v, i) => {
				return v === current[i];
			})
		) {
			return;
		}
		this.renderState.lineDash = segments.filter((v) => {
			return Number.isFinite(v) && v >= 0;
		});
	}

	/**
	 * Get the current line dash pattern.