showPrismatic(duration) {
    if (!this._showingPrismatic) {
      this._showingPrismatic = true;

      if (this._prismaticGlow == null) {
        this._prismaticGlow = CausticPrismaticGlowSprite.create();
        const contentSize = this.getContentSize();
        this._prismaticGlow.setTextureRect(cc.rect(0, 0, 150, 150));
        this._prismaticGlow.setPosition(contentSize.width * 0.5, contentSize.height * 0.5);
        this.addChild(this._prismaticGlow, this._ui_z_order_card_sprite - 0.5);
      }

      this._prismaticGlow.fadeTo(duration, 255.0);
    }
  }
Shows the card as prismatic.
@param {Number} [duration=0.0]