text: /**
   * Cesium - https://github.com/CesiumGS/cesium
   *
   * Copyright 2011-2020 Cesium Contributors
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * Columbus View (Pat. Pend.)
   *
   * Portions licensed separately.
   * See https://github.com/CesiumGS/cesium/blob/master/LICENSE.md for full licensing details.
   */
  
  define(['exports', './when-54c2dc71'], function (exports, when) { 'use strict';
  
    /**
     * Attributes, which make up a geometry's vertices.  Each property in this object corresponds to a
     * {@link GeometryAttribute} containing the attribute's data.
     * <p>
     * Attributes are always stored non-interleaved in a Geometry.
     * </p>
     *
     * @alias GeometryAttributes
     * @constructor
     */
    function GeometryAttributes(options) {
      options = when.defaultValue(options, when.defaultValue.EMPTY_OBJECT);
  
      /**
       * The 3D position attribute.
       * <p>
       * 64-bit floating-point (for precision).  3 components per attribute.
       * </p>
       *
       * @type GeometryAttribute
       *
       * @default undefined
       */
      this.position = options.position;
  
      /**
       * The normal attribute (normalized), which is commonly used for lighting.
       * <p>
       * 32-bit floating-point.  3 components per attribute.
       * </p>
       *
       * @type GeometryAttribute
       *
       * @default undefined
       */
      this.normal = options.normal;
  
      /**
       * The 2D texture coordinate attribute.
       * <p>
       * 32-bit floating-point.  2 components per attribute
       * </p>
       *
       * @type GeometryAttribute
       *
       * @default undefined
       */
      this.st = options.st;
  
      /**
       * The bitangent attribute (normalized), which is used for tangent-space effects like bump mapping.
       * <p>
       * 32-bit floating-point.  3 components per attribute.
       * </p>
       *
       * @type GeometryAttribute
       *
       * @default undefined
       */
      this.bitangent = options.bitangent;
  
      /**
       * The tangent attribute (normalized), which is used for tangent-space effects like bump mapping.
       * <p>
       * 32-bit floating-point.  3 components per attribute.
       * </p>
       *
       * @type GeometryAttribute
       *
       * @default undefined
       */
      this.tangent = options.tangent;
  
      /**
       * The color attribute.
       * <p>
       * 8-bit unsigned integer. 4 components per attribute.
       * </p>
       *
       * @type GeometryAttribute
       *
       * @default undefined
       */
      this.color = options.color;
    }
  
    exports.GeometryAttributes = GeometryAttributes;
  
  });
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