Method beginPostEffect

packages/melonjs/src/video/renderer.js:388–399

* Begin capturing rendering to an offscreen buffer for post-effect processing. * Call endPostEffect() after rendering to blit the result to the screen. * No-op on Canvas renderer. * @param {Renderable} renderable - the renderable with postEffects to apply * @returns {boolean} false (Canvas r

(renderable)

	 * @ignore
	 */
	beginPostEffect(renderable) {
		// on Canvas, only set customShader for single-effect fast path
		const effects = renderable.postEffects.filter((fx) => {
			return fx.enabled !== false;
		});
		if (effects.length === 1) {
			this.customShader = effects[0];
		} else {
			this.customShader = undefined;
		}
		return false;
	}

	/**
	 * End post-effect capture and blit the offscreen buffer to the screen