/**
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* Cesium - https://github.com/CesiumGS/cesium
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*
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* Copyright 2011-2020 Cesium Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Columbus View (Pat. Pend.)
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*
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* Portions licensed separately.
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* See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
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*/
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define(['./when-4bbc8319', './Matrix2-91d5b6af', './RuntimeError-346a3079', './EllipsoidOutlineGeometry-ee987302', './ComponentDatatype-f194c48b', './WebGLConstants-1c8239cc', './GeometryOffsetAttribute-6a692b56', './Transforms-86b6fa28', './combine-83860057', './GeometryAttribute-e0d0d297', './GeometryAttributes-7827a6c2', './IndexDatatype-ee69f1fd'], (function (when, Matrix2, RuntimeError, EllipsoidOutlineGeometry, ComponentDatatype, WebGLConstants, GeometryOffsetAttribute, Transforms, combine, GeometryAttribute, GeometryAttributes, IndexDatatype) { 'use strict';
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/**
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* A description of the outline of a sphere.
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*
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* @alias SphereOutlineGeometry
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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=10] The count of stacks for the sphere (1 greater than the number of parallel lines).
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* @param {Number} [options.slicePartitions=8] The count of slices for the sphere (Equal to the number of radial lines).
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* @param {Number} [options.subdivisions=200] The number of points per line, determining the granularity of the curvature .
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*
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* @exception {DeveloperError} options.stackPartitions must be greater than or equal to one.
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* @exception {DeveloperError} options.slicePartitions must be greater than or equal to zero.
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* @exception {DeveloperError} options.subdivisions must be greater than or equal to zero.
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*
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* @example
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* var sphere = new Cesium.SphereOutlineGeometry({
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* radius : 100.0,
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* stackPartitions : 6,
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* slicePartitions: 5
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* });
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* var geometry = Cesium.SphereOutlineGeometry.createGeometry(sphere);
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*/
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function SphereOutlineGeometry(options) {
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var radius = when.defaultValue(options.radius, 1.0);
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var radii = new Matrix2.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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subdivisions: options.subdivisions,
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};
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this._ellipsoidGeometry = new EllipsoidOutlineGeometry.EllipsoidOutlineGeometry(ellipsoidOptions);
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this._workerName = "createSphereOutlineGeometry";
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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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SphereOutlineGeometry.packedLength = EllipsoidOutlineGeometry.EllipsoidOutlineGeometry.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 {SphereOutlineGeometry} 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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SphereOutlineGeometry.pack = function (value, array, startingIndex) {
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//>>includeStart('debug', pragmas.debug);
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RuntimeError.Check.typeOf.object("value", value);
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//>>includeEnd('debug');
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return EllipsoidOutlineGeometry.EllipsoidOutlineGeometry.pack(
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value._ellipsoidGeometry,
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array,
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startingIndex
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);
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};
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var scratchEllipsoidGeometry = new EllipsoidOutlineGeometry.EllipsoidOutlineGeometry();
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var scratchOptions = {
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radius: undefined,
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radii: new Matrix2.Cartesian3(),
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stackPartitions: undefined,
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slicePartitions: undefined,
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subdivisions: 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 {SphereOutlineGeometry} [result] The object into which to store the result.
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* @returns {SphereOutlineGeometry} The modified result parameter or a new SphereOutlineGeometry instance if one was not provided.
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*/
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SphereOutlineGeometry.unpack = function (array, startingIndex, result) {
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var ellipsoidGeometry = EllipsoidOutlineGeometry.EllipsoidOutlineGeometry.unpack(
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array,
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startingIndex,
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scratchEllipsoidGeometry
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);
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scratchOptions.stackPartitions = ellipsoidGeometry._stackPartitions;
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scratchOptions.slicePartitions = ellipsoidGeometry._slicePartitions;
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scratchOptions.subdivisions = ellipsoidGeometry._subdivisions;
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if (!when.defined(result)) {
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scratchOptions.radius = ellipsoidGeometry._radii.x;
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return new SphereOutlineGeometry(scratchOptions);
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}
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Matrix2.Cartesian3.clone(ellipsoidGeometry._radii, scratchOptions.radii);
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result._ellipsoidGeometry = new EllipsoidOutlineGeometry.EllipsoidOutlineGeometry(scratchOptions);
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return result;
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};
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/**
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* Computes the geometric representation of an outline of a sphere, including its vertices, indices, and a bounding sphere.
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*
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* @param {SphereOutlineGeometry} sphereGeometry A description of the sphere outline.
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* @returns {Geometry|undefined} The computed vertices and indices.
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*/
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SphereOutlineGeometry.createGeometry = function (sphereGeometry) {
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return EllipsoidOutlineGeometry.EllipsoidOutlineGeometry.createGeometry(
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sphereGeometry._ellipsoidGeometry
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);
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};
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function createSphereOutlineGeometry(sphereGeometry, offset) {
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if (when.defined(offset)) {
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sphereGeometry = SphereOutlineGeometry.unpack(sphereGeometry, offset);
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}
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return SphereOutlineGeometry.createGeometry(sphereGeometry);
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}
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return createSphereOutlineGeometry;
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}));
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//# sourceMappingURL=createSphereOutlineGeometry.js.map
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