/* This file is automatically rebuilt by the Cesium build process. */
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define(['./when-e6e3e713', './Check-1df6b9a0', './Math-c5f6c994', './Cartesian2-1d7364fa', './Transforms-943e8463', './RuntimeError-717c34db', './WebGLConstants-7f7d68ac', './ComponentDatatype-2b8834a4', './GeometryAttribute-3a303898', './GeometryAttributes-6cf4559b', './IndexDatatype-e2961542', './GeometryOffsetAttribute-2677f2ec', './VertexFormat-3b318cdc', './EllipsoidGeometry-ebe5084b'], function (when, Check, _Math, Cartesian2, Transforms, RuntimeError, WebGLConstants, ComponentDatatype, GeometryAttribute, GeometryAttributes, IndexDatatype, GeometryOffsetAttribute, VertexFormat, EllipsoidGeometry) { 'use strict';
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/**
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* A description of a sphere centered at the origin.
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*
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* @alias SphereGeometry
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* @constructor
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*
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* @param {Object} [options] Object with the following properties:
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* @param {Number} [options.radius=1.0] The radius of the sphere.
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* @param {Number} [options.stackPartitions=64] The number of times to partition the ellipsoid into stacks.
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* @param {Number} [options.slicePartitions=64] The number of times to partition the ellipsoid into radial slices.
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* @param {VertexFormat} [options.vertexFormat=VertexFormat.DEFAULT] The vertex attributes to be computed.
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*
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* @exception {DeveloperError} options.slicePartitions cannot be less than three.
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* @exception {DeveloperError} options.stackPartitions cannot be less than three.
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*
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* @see SphereGeometry#createGeometry
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*
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* @example
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* var sphere = new Cesium.SphereGeometry({
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* radius : 100.0,
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* vertexFormat : Cesium.VertexFormat.POSITION_ONLY
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* });
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* var geometry = Cesium.SphereGeometry.createGeometry(sphere);
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*/
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function SphereGeometry(options) {
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var radius = when.defaultValue(options.radius, 1.0);
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var radii = new Cartesian2.Cartesian3(radius, radius, radius);
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var ellipsoidOptions = {
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radii: radii,
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stackPartitions: options.stackPartitions,
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slicePartitions: options.slicePartitions,
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vertexFormat: options.vertexFormat
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};
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this._ellipsoidGeometry = new EllipsoidGeometry.EllipsoidGeometry(ellipsoidOptions);
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this._workerName = 'createSphereGeometry';
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}
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/**
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* The number of elements used to pack the object into an array.
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* @type {Number}
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*/
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SphereGeometry.packedLength = EllipsoidGeometry.EllipsoidGeometry.packedLength;
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/**
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* Stores the provided instance into the provided array.
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*
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* @param {SphereGeometry} value The value to pack.
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* @param {Number[]} array The array to pack into.
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* @param {Number} [startingIndex=0] The index into the array at which to start packing the elements.
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*
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* @returns {Number[]} The array that was packed into
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*/
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SphereGeometry.pack = function(value, array, startingIndex) {
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//>>includeStart('debug', pragmas.debug);
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Check.Check.typeOf.object('value', value);
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//>>includeEnd('debug');
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return EllipsoidGeometry.EllipsoidGeometry.pack(value._ellipsoidGeometry, array, startingIndex);
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};
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var scratchEllipsoidGeometry = new EllipsoidGeometry.EllipsoidGeometry();
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var scratchOptions = {
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radius : undefined,
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radii : new Cartesian2.Cartesian3(),
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vertexFormat : new VertexFormat.VertexFormat(),
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stackPartitions : undefined,
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slicePartitions : undefined
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};
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/**
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* Retrieves an instance from a packed array.
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*
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* @param {Number[]} array The packed array.
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* @param {Number} [startingIndex=0] The starting index of the element to be unpacked.
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* @param {SphereGeometry} [result] The object into which to store the result.
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* @returns {SphereGeometry} The modified result parameter or a new SphereGeometry instance if one was not provided.
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*/
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SphereGeometry.unpack = function(array, startingIndex, result) {
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var ellipsoidGeometry = EllipsoidGeometry.EllipsoidGeometry.unpack(array, startingIndex, scratchEllipsoidGeometry);
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scratchOptions.vertexFormat = VertexFormat.VertexFormat.clone(ellipsoidGeometry._vertexFormat, scratchOptions.vertexFormat);
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scratchOptions.stackPartitions = ellipsoidGeometry._stackPartitions;
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scratchOptions.slicePartitions = ellipsoidGeometry._slicePartitions;
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if (!when.defined(result)) {
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scratchOptions.radius = ellipsoidGeometry._radii.x;
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return new SphereGeometry(scratchOptions);
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}
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Cartesian2.Cartesian3.clone(ellipsoidGeometry._radii, scratchOptions.radii);
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result._ellipsoidGeometry = new EllipsoidGeometry.EllipsoidGeometry(scratchOptions);
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return result;
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};
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/**
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* Computes the geometric representation of a sphere, including its vertices, indices, and a bounding sphere.
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*
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* @param {SphereGeometry} sphereGeometry A description of the sphere.
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* @returns {Geometry} The computed vertices and indices.
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*/
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SphereGeometry.createGeometry = function(sphereGeometry) {
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return EllipsoidGeometry.EllipsoidGeometry.createGeometry(sphereGeometry._ellipsoidGeometry);
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};
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function createSphereGeometry(sphereGeometry, offset) {
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if (when.defined(offset)) {
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sphereGeometry = SphereGeometry.unpack(sphereGeometry, offset);
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}
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return SphereGeometry.createGeometry(sphereGeometry);
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}
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return createSphereGeometry;
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});
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