<!-- NEW5 — TEST 5 · THE BEND AT THE HEART · part 292 -->
ometry.getAttribute( 'position' ).needsUpdate = true;

		super.updateMatrixWorld( force );

	}

	/**
	 * Defines the colors of the helper.
	 *
	 * @param {Color} color1 - The first line color for each bone.
	 * @param {Color} color2 - The second line color for each bone.
	 * @return {SkeletonHelper} A reference to this helper.
	 */
	setColors( color1, color2 ) {

		const geometry = this.geometry;
		const colorAttribute = geometry.getAttribute( 'color' );

		for ( let i = 0; i < colorAttribute.count; i += 2 ) {

			colorAttribute.setXYZ( i, color1.r, color1.g, color1.b );
			colorAttribute.setXYZ( i + 1, color2.r, color2.g, color2.b );

		}

		colorAttribute.needsUpdate = true;

		return this;

	}

	/**
	 * Frees the GPU-related resources allocated by this instance. Call this
	 * method whenever this instance is no longer used in your app.
	 */
	dispose() {

		super.dispose();

		this.geometry.dispose();
		this.material.dispose();

	}

}


function getBoneList( object ) {

	const boneList = [];

	if ( object.isBone === true ) {

		boneList.push( object );

	}

	for ( let i = 0; i < object.children.length; i ++ ) {

		boneList.push( ...getBoneList( object.children[ i ] ) );

	}

	return boneList;

}

/**
 * This displays a helper object consisting of a spherical mesh for
 * visualizing an instance of {@link PointLight}.
 *
 * ```js
 * const pointLight = new THREE.PointLight( 0xff0000, 1, 100 );
 * pointLight.position.set( 10, 10, 10 );
 * scene.add( pointLight );
 *
 * const sphereSize = 1;
 * const pointLightHelper = new THREE.PointLightHelper( pointLight, sphereSize );
 * scene.add( pointLightHelper );
 * ```
 *
 * @augments Mesh
 */
class PointLightHelper extends Mesh {

	/**
	 * Constructs a new point light helper.
	 *
	 * @param {PointLight} light - The light to be visualized.
	 * @param {number} [sphereSize=1] - The size of the sphere helper.
	 * @param {number|Color|string} [color] - The helper's color. If not set, the helper will take
	 * the color of the light.
	 */
	constructor( light, sphereSize, color ) {

		const geometry = new SphereGeometry( sphereSize, 4, 2 );
		const material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } );

		super( geometry, material );

		/**
		 * The light being visualized.
		 *
		 * @type {PointLight}
		 */
		this.light = light;

		/**
		 * The color parameter passed in the constructor.
		 * If not set, the helper will take the color of the light.
		 *
		 * @type {number|Color|string}
		 */
		this.color = color;

		this.type = 'PointLightHelper';

		this.matrix = this.light.matrixWorld;
		this.matrixAutoUpdate = false;

		this.update();

	}

	/**
	 * Frees the GPU-related resources allocated by this instance. Call this
	 * method whenever this instance is no longer used in your app.
	 */
	dispose() {

		super.dispose();

		this.geometry.dispose();
		this.material.dispose();

	}

	/**
	 * Updates the helper to match the position of the
	 * light being visualized.
	 */
	update() {

		this.matrixWorldNeedsUpdate = true;

		this.light.updateWorldMatrix( true, false );

		if ( this.color !== undefined ) {

			this.material.color.set( this.color );

		} else {

			this.material.color.copy( this.light.color );

		}

		/*
		const d = this.light.distance;

		if ( d === 0.0 ) {

			this.lightDistance.visible = false;

		} else {

			this.lightDistance.visible = true;
			this.lightDistance.scale.set( d, d, d );

		}
		*/

	}

}

const _vector$1 = /*@__PURE__*/ new Vector3();
const _color1 = /*@__PURE__*/ new Color();
const _color2 = /*@__PURE__*/ new Color();

/**
 * Creates a visual aid consisting of a spherical mesh for a
 * given {@link HemisphereLight}.
 *
 * When the hemisphere light is transformed or its light properties are changed,
 * it's necessary to call the `update()` method of the respective helper.
 *
 * ```js
 * const light = new THREE.HemisphereLight( 0xffffbb, 0x080820, 1 );
 * const helper = new THREE.HemisphereLightHelper( light, 5 );
 * scene.add( helper );
 * ```
 *
 * @augments Object3D
 */
class HemisphereLightHelper extends Object3D {

	/**
	 * Constructs a new hemisphere light helper.
	 *
	 * @param {HemisphereLight} light - The light to be visualized.
	 * @param {number} [size=1] - The size of the mesh used to visualize the light.
	 * @param {number|Color|string} [color] - The helper's color. If not set, the helper will take
	 * the color of the light.
	 */
	constructor( light, size, color ) {

		super();

		/**
		 * The light being visualized.
		 *
		 * @type {HemisphereLight}
		 */
		this.light = light;

		this.matrix = light.matrixWorld;
		this.matrixAutoUpdate = false;

		/**
		 * The color parameter passed in the constructor.
		 * If not set, the helper will take the color of the light.
		 *
		 * @type {number|Color|string}
		 */
		this.color = color;

		this.type = 'HemisphereLightHelper';

		const geometry = new OctahedronGeometry( size );
		geometry.rotateY( M