function MegatextureNode(index) {
  /**
   * @type {number}
   */
  this.index = index;

  /**
   * @type {MegatextureNode}
   */
  this.nextNode = undefined;

  /**
   * @type {MegatextureNode}
   */
  this.previousNode = undefined;
}
@alias MegatextureNode
@constructor

@param {number} index

@private