/**
                         * @description
                         *
                         * CG.Buffer for separate canvas rendering/buffering
                         * @TODO to be removed?
                         *
                         * @class CG.Buffer
                         * @extends CG.Class
                         *
                         */
                        CG.Class.extend('Buffer', {
                            /**
                             * @constructor
                             * @method init
                             * @param width {Number} width of the buffer
                             * @param height {Number} height of the buffer
                             * @return {*}
                             */
                            init:function (width, height) {
                                /**
                                 * @property b_canvas
                                 * @type {HTMLElement}
                                 */
                                this.b_canvas = document.createElement('canvas')
                        
                                /**
                                 * @property b_canvas.width
                                 * @type {*}
                                 */
                                this.b_canvas.width = width
                                /**
                                 * @property b_canvas.height
                                 * @type {*}
                                 */
                                this.b_canvas.height = height
                        
                                /**
                                 * @property b_ctx
                                 * @type {CanvasRenderingContext2D}
                                 */
                                this.b_ctx = this.b_canvas.getContext('2d')
                                return this
                            }
                        })