normalToWorld(object, normal, worldNor) {
		this.normalMatrix.getNormalMatrix(object.matrixWorld);
		worldNor.copy(normal);
		worldNor.applyMatrix3(this.normalMatrix).normalize();
		return worldNor;
	}
/**
	 * Convert a face normal of an object to world coordinates.
	 * @param object the object whose face normal this is
	 * @param normal the face normal
	 * @param worldNor where to store the results
	 * @returns {*}
	 */
Convert a face normal of an object to world coordinates.
@param object the object whose face normal this is
@param normal the face normal
@param worldNor where to store the results
@returns {*}
Convert a face normal of an object to world coordinates . @param object the object whose face normal this is @param normal the face normal @param worldNor where to store the results @returns { * }
normalToWorld(object, normal, worldNor) {
		this.normalMatrix.getNormalMatrix(object.matrixWorld);
		worldNor.copy(normal);
		worldNor.applyMatrix3(this.normalMatrix).normalize();
		return worldNor;
	}
normalToWorld ( object , normal , worldNor ) { this . normalMatrix . getNormalMatrix ( object . matrixWorld ) ; worldNor . copy ( normal ) ; worldNor . applyMatrix3 ( this . normalMatrix ) . normalize ( ) ; return worldNor ; }
Convert a face normal of an object to world coordinates.
Convert a face normal of an object to world coordinates .