constructor( clearColor = 0x000000, clearAlpha = 0 ) {

		super();

		/**
		 * Overwritten to disable the swap.
		 *
		 * @type {boolean}
		 * @default false
		 */
		this.needsSwap = false;

		/**
		 * The clear color.
		 *
		 * @type {(number|Color|string)}
		 * @default 0x000000
		 */
		this.clearColor = clearColor;

		/**
		 * The clear alpha.
		 *
		 * @type {number}
		 * @default 0
		 */
		this.clearAlpha = clearAlpha;

		// internals

		this._oldClearColor = new Color();

	}
Constructs a new clear pass.

@param {(number|Color|string)} [clearColor=0x000000] - The clear color.
@param {number} [clearAlpha=0] - The clear alpha.