<!-- NEW7 — TEST 7 · THE WOVEN CITY · part 134 -->
 = 0; i < count; i ++ ) {

			this.getMatrixAt( i, _instanceLocalMatrix );

			_sphere$4.copy( geometry.boundingSphere ).applyMatrix4( _instanceLocalMatrix );

			this.boundingSphere.union( _sphere$4 );

		}

	}

	copy( source, recursive ) {

		super.copy( source, recursive );

		this.instanceMatrix.copy( source.instanceMatrix );

		if ( source.morphTexture !== null ) this.morphTexture = source.morphTexture.clone();
		if ( source.instanceColor !== null ) this.instanceColor = source.instanceColor.clone();

		this.count = source.count;

		if ( source.boundingBox !== null ) this.boundingBox = source.boundingBox.clone();
		if ( source.boundingSphere !== null ) this.boundingSphere = source.boundingSphere.clone();

		return this;

	}

	/**
	 * Gets the color of the defined instance.
	 *
	 * @param {number} index - The instance index.
	 * @param {Color} color - The target object that is used to store the method's result.
	 * @return {Color} A reference to the target color.
	 */
	getColorAt( index, color ) {

		if ( this.instanceColor === null ) {

			return color.setRGB( 1, 1, 1 );

		} else {

			return color.fromArray( this.instanceColor.array, index * 3 );

		}

	}

	/**
	 * Gets the local transformation matrix of the defined instance.
	 *
	 * @param {number} index - The instance index.
	 * @param {Matrix4} matrix - The target object that is used to store the method's result.
	 * @return {Matrix4} A reference to the target matrix.
	 */
	getMatrixAt( index, matrix ) {

		return matrix.fromArray( this.instanceMatrix.array, index * 16 );

	}

	/**
	 * Gets the morph target weights of the defined instance.
	 *
	 * @param {number} index - The instance index.
	 * @param {Mesh} object - The target object that is used to store the method's result.
	 */
	getMorphAt( index, object ) {

		const objectInfluences = object.morphTargetInfluences;

		const array = this.morphTexture.source.data.data;

		const len = objectInfluences.length + 1; // All influences + the baseInfluenceSum

		const dataIndex = index * len + 1; // Skip the baseInfluenceSum at the beginning

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

			objectInfluences[ i ] = array[ dataIndex + i ];

		}

	}

	raycast( raycaster, intersects ) {

		const matrixWorld = this.matrixWorld;
		const raycastTimes = this.count;

		_mesh$1.geometry = this.geometry;
		_mesh$1.material = this.material;

		if ( _mesh$1.material === undefined ) return;

		// test with bounding sphere first

		if ( this.boundingSphere === null ) this.computeBoundingSphere();

		_sphere$4.copy( this.boundingSphere );
		_sphere$4.applyMatrix4( matrixWorld );

		if ( raycaster.ray.intersectsSphere( _sphere$4 ) === false ) return;

		// now test each instance

		for ( let instanceId = 0; instanceId < raycastTimes; instanceId ++ ) {

			// calculate the world matrix for each instance

			this.getMatrixAt( instanceId, _instanceLocalMatrix );

			_instanceWorldMatrix.multiplyMatrices( matrixWorld, _instanceLocalMatrix );

			// the mesh represents this single instance

			_mesh$1.matrixWorld = _instanceWorldMatrix;

			_mesh$1.raycast( raycaster, _instanceIntersects );

			// process the result of raycast

			for ( let i = 0, l = _instanceIntersects.length; i < l; i ++ ) {

				const intersect = _instanceIntersects[ i ];
				intersect.instanceId = instanceId;
				intersect.object = this;
				intersects.push( intersect );

			}

			_instanceIntersects.length = 0;

		}

	}

	/**
	 * Sets the given color to the defined instance. Make sure you set the `needsUpdate` flag of
	 * {@link InstancedMesh#instanceColor} to `true` after updating all the colors.
	 *
	 * @param {number} index - The instance index.
	 * @param {Color} color - The instance color.
	 * @return {InstancedMesh} A reference to this instanced mesh.
	 */
	setColorAt( index, color ) {

		if ( this.instanceColor === null ) {

			this.instanceColor = new InstancedBufferAttribute( new Float32Array( this.instanceMatrix.count * 3 ).fill( 1 ), 3 );

		}

		color.toArray( this.instanceColor.array, index * 3 );
		return this;

	}

	/**
	 * Sets the given local transformation matrix to the defined instance. Make sure you set the `needsUpdate` flag of
	 * {@link InstancedMesh#instanceMatrix} to `true` after updating all the matrices.
	 *
	 * @param {number} index - The instance index.
	 * @param {Matrix4} matrix - The local transformation.
	 * @return {InstancedMesh} A reference to this instanced mesh.
	 */
	setMatrixAt( index, matrix ) {

		matrix.toArray( this.instanceMatrix.array, index * 16 );
		return this;

	}

	/**
	 * Sets the morph target weights to the defined instance. Make sure you set the `needsUpdate` flag of
	 * {@link InstancedMesh#morphTexture} to `true` after updating all the influences.
	 *
	 * @param {number} index - The instance index.
	 * @param {Mesh} object -  A mesh which `morphTargetInfluences` property containing the morph target weights
	 * of a single instance.