function ModelLightingOptions(options) {
  options = options ?? Frozen.EMPTY_OBJECT;

  /**
   * The lighting model to use, such as UNLIT or PBR. This is determined by
   * the primitive's material.
   *
   * @type {LightingModel}
   *
   * @private
   */
  this.lightingModel = options.lightingModel ?? LightingModel.UNLIT;
}
Options for configuring the {@link LightingPipelineStage}

@param {object} options An object containing the following options
@param {LightingModel} [options.lightingModel=LightingModel.UNLIT] The lighting model to use

@alias ModelLightingOptions
@constructor

@private