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/main/LICENSE.md for full licensing details.
   */
  
  define(['./Matrix2-57f130bc', './RuntimeError-1349fdaf', './when-4bbc8319', './EllipseGeometry-7b94f5b7', './VertexFormat-14204a1d', './ComponentDatatype-17ffa790', './WebGLConstants-508b9636', './GeometryOffsetAttribute-eb3834cd', './Transforms-f5d400d6', './combine-e9466e32', './EllipseGeometryLibrary-c915b37b', './GeometryAttribute-48d0e89b', './GeometryAttributes-7827a6c2', './GeometryInstance-0399d228', './GeometryPipeline-1af7af2b', './AttributeCompression-dae39175', './EncodedCartesian3-7b753db7', './IndexDatatype-4ae6decc', './IntersectionTests-e14e2851', './Plane-0f8ffca6'], (function (Matrix2, RuntimeError, when, EllipseGeometry, VertexFormat, ComponentDatatype, WebGLConstants, GeometryOffsetAttribute, Transforms, combine, EllipseGeometryLibrary, GeometryAttribute, GeometryAttributes, GeometryInstance, GeometryPipeline, AttributeCompression, EncodedCartesian3, IndexDatatype, IntersectionTests, Plane) { 'use strict';
  
    /**
     * A description of a circle on the ellipsoid. Circle geometry can be rendered with both {@link Primitive} and {@link GroundPrimitive}.
     *
     * @alias CircleGeometry
     * @constructor
     *
     * @param {Object} options Object with the following properties:
     * @param {Cartesian3} options.center The circle's center point in the fixed frame.
     * @param {Number} options.radius The radius in meters.
     * @param {Ellipsoid} [options.ellipsoid=Ellipsoid.WGS84] The ellipsoid the circle will be on.
     * @param {Number} [options.height=0.0] The distance in meters between the circle and the ellipsoid surface.
     * @param {Number} [options.granularity=0.02] The angular distance between points on the circle in radians.
     * @param {VertexFormat} [options.vertexFormat=VertexFormat.DEFAULT] The vertex attributes to be computed.
     * @param {Number} [options.extrudedHeight=0.0] The distance in meters between the circle's extruded face and the ellipsoid surface.
     * @param {Number} [options.stRotation=0.0] The rotation of the texture coordinates, in radians. A positive rotation is counter-clockwise.
     *
     * @exception {DeveloperError} radius must be greater than zero.
     * @exception {DeveloperError} granularity must be greater than zero.
     *
     * @see CircleGeometry.createGeometry
     * @see Packable
     *
     * @example
     * // Create a circle.
     * const circle = new Cesium.CircleGeometry({
     *   center : Cesium.Cartesian3.fromDegrees(-75.59777, 40.03883),
     *   radius : 100000.0
     * });
     * const geometry = Cesium.CircleGeometry.createGeometry(circle);
     */
    function CircleGeometry(options) {
      options = when.defaultValue(options, when.defaultValue.EMPTY_OBJECT);
      const radius = options.radius;
  
      //>>includeStart('debug', pragmas.debug);
      RuntimeError.Check.typeOf.number("radius", radius);
      //>>includeEnd('debug');
  
      const ellipseGeometryOptions = {
        center: options.center,
        semiMajorAxis: radius,
        semiMinorAxis: radius,
        ellipsoid: options.ellipsoid,
        height: options.height,
        extrudedHeight: options.extrudedHeight,
        granularity: options.granularity,
        vertexFormat: options.vertexFormat,
        stRotation: options.stRotation,
        shadowVolume: options.shadowVolume,
      };
      this._ellipseGeometry = new EllipseGeometry.EllipseGeometry(ellipseGeometryOptions);
      this._workerName = "createCircleGeometry";
    }
  
    /**
     * The number of elements used to pack the object into an array.
     * @type {Number}
     */
    CircleGeometry.packedLength = EllipseGeometry.EllipseGeometry.packedLength;
  
    /**
     * Stores the provided instance into the provided array.
     *
     * @param {CircleGeometry} value The value to pack.
     * @param {Number[]} array The array to pack into.
     * @param {Number} [startingIndex=0] The index into the array at which to start packing the elements.
     *
     * @returns {Number[]} The array that was packed into
     */
    CircleGeometry.pack = function (value, array, startingIndex) {
      //>>includeStart('debug', pragmas.debug);
      RuntimeError.Check.typeOf.object("value", value);
      //>>includeEnd('debug');
      return EllipseGeometry.EllipseGeometry.pack(value._ellipseGeometry, array, startingIndex);
    };
  
    const scratchEllipseGeometry = new EllipseGeometry.EllipseGeometry({
      center: new Matrix2.Cartesian3(),
      semiMajorAxis: 1.0,
      semiMinorAxis: 1.0,
    });
    const scratchOptions = {
      center: new Matrix2.Cartesian3(),
      radius: undefined,
      ellipsoid: Matrix2.Ellipsoid.clone(Matrix2.Ellipsoid.UNIT_SPHERE),
      height: undefined,
      extrudedHeight: undefined,
      granularity: undefined,
      vertexFormat: new VertexFormat.VertexFormat(),
      stRotation: undefined,
      semiMajorAxis: undefined,
      semiMinorAxis: undefined,
      shadowVolume: undefined,
    };
  
    /**
     * Retrieves an instance from a packed array.
     *
     * @param {Number[]} array The packed array.
     * @param {Number} [startingIndex=0] The starting index of the element to be unpacked.
     * @param {CircleGeometry} [result] The object into which to store the result.
     * @returns {CircleGeometry} The modified result parameter or a new CircleGeometry instance if one was not provided.
     */
    CircleGeometry.unpack = function (array, startingIndex, result) {
      const ellipseGeometry = EllipseGeometry.EllipseGeometry.unpack(
        array,
        startingIndex,
        scratchEllipseGeometry
      );
      scratchOptions.center = Matrix2.Cartesian3.clone(
        ellipseGeometry._center,
        scratchOptions.center
      );
      scratchOptions.ellipsoid = Matrix2.Ellipsoid.clone(
        ellipseGeometry._ellipsoid,
        scratchOptions.ellipsoid
      );
      scratchOptions.height = ellipseGeometry._height;
      scratchOptions.extrudedHeight = ellipseGeometry._extrudedHeight;
      scratchOptions.granularity = ellipseGeometry._granularity;
      scratchOptions.vertexFormat = VertexFormat.VertexFormat.clone(
        ellipseGeometry._vertexFormat,
        scratchOptions.vertexFormat
      );
      scratchOptions.stRotation = ellipseGeometry._stRotation;
      scratchOptions.shadowVolume = ellipseGeometry._shadowVolume;
  
      if (!when.defined(result)) {
        scratchOptions.radius = ellipseGeometry._semiMajorAxis;
        return new CircleGeometry(scratchOptions);
      }
  
      scratchOptions.semiMajorAxis = ellipseGeometry._semiMajorAxis;
      scratchOptions.semiMinorAxis = ellipseGeometry._semiMinorAxis;
      result._ellipseGeometry = new EllipseGeometry.EllipseGeometry(scratchOptions);
      return result;
    };
  
    /**
     * Computes the geometric representation of a circle on an ellipsoid, including its vertices, indices, and a bounding sphere.
     *
     * @param {CircleGeometry} circleGeometry A description of the circle.
     * @returns {Geometry|undefined} The computed vertices and indices.
     */
    CircleGeometry.createGeometry = function (circleGeometry) {
      return EllipseGeometry.EllipseGeometry.createGeometry(circleGeometry._ellipseGeometry);
    };
  
    /**
     * @private
     */
    CircleGeometry.createShadowVolume = function (
      circleGeometry,
      minHeightFunc,
      maxHeightFunc
    ) {
      const granularity = circleGeometry._ellipseGeometry._granularity;
      const ellipsoid = circleGeometry._ellipseGeometry._ellipsoid;
  
      const minHeight = minHeightFunc(granularity, ellipsoid);
      const maxHeight = maxHeightFunc(granularity, ellipsoid);
  
      return new CircleGeometry({
        center: circleGeometry._ellipseGeometry._center,
        radius: circleGeometry._ellipseGeometry._semiMajorAxis,
        ellipsoid: ellipsoid,
        stRotation: circleGeometry._ellipseGeometry._stRotation,
        granularity: granularity,
        extrudedHeight: minHeight,
        height: maxHeight,
        vertexFormat: VertexFormat.VertexFormat.POSITION_ONLY,
        shadowVolume: true,
      });
    };
  
    Object.defineProperties(CircleGeometry.prototype, {
      /**
       * @private
       */
      rectangle: {
        get: function () {
          return this._ellipseGeometry.rectangle;
        },
      },
      /**
       * For remapping texture coordinates when rendering CircleGeometries as GroundPrimitives.
       * @private
       */
      textureCoordinateRotationPoints: {
        get: function () {
          return this._ellipseGeometry.textureCoordinateRotationPoints;
        },
      },
    });
  
    function createCircleGeometry(circleGeometry, offset) {
      if (when.defined(offset)) {
        circleGeometry = CircleGeometry.unpack(circleGeometry, offset);
      }
      circleGeometry._ellipseGeometry._center = Matrix2.Cartesian3.clone(
        circleGeometry._ellipseGeometry._center
      );
      circleGeometry._ellipseGeometry._ellipsoid = Matrix2.Ellipsoid.clone(
        circleGeometry._ellipseGeometry._ellipsoid
      );
      return CircleGeometry.createGeometry(circleGeometry);
    }
  
    return createCircleGeometry;
  
  }));
  //# sourceMappingURL=createCircleGeometry.js.map
  