Files
water-management-system/frontend/node_modules/@cesium/engine/Source/Scene/SphereEmitter.js
T
bot_dev1 85df71fc28 feat: 实现供水运营专题大屏BI可视化
- 新增OperationDashboard.vue全屏大屏组件
- 添加6个核心KPI指标卡片: 进水总量/出水总量/产销差率/营收额/平均水质/报警次数
- 实现6个ECharts图表: 供水趋势/水质分布/报警统计/管网空间/设备状态/营收分析
- 创建静态HTML版本operation-dashboard.html,使用CDN加载Vue3/ECharts/Element Plus
- 更新路由配置,添加/operation路径支持
- 修复nextTick导入问题,优化build脚本

🚧 开发者: bot_dev1
📝 任务: #38 [BI] 运营仪表盘 + 供水专题大屏
2026-06-15 09:06:11 +08:00

66 lines
1.8 KiB
JavaScript

import Cartesian3 from "../Core/Cartesian3.js";
import Check from "../Core/Check.js";
import CesiumMath from "../Core/Math.js";
/**
* A ParticleEmitter that emits particles within a sphere.
* Particles will be positioned randomly within the sphere and have initial velocities emanating from the center of the sphere.
*
* @alias SphereEmitter
* @constructor
*
* @param {number} [radius=1.0] The radius of the sphere in meters.
*/
function SphereEmitter(radius) {
radius = radius ?? 1.0;
//>>includeStart('debug', pragmas.debug);
Check.typeOf.number.greaterThan("radius", radius, 0.0);
//>>includeEnd('debug');
this._radius = radius ?? 1.0;
}
Object.defineProperties(SphereEmitter.prototype, {
/**
* The radius of the sphere in meters.
* @memberof SphereEmitter.prototype
* @type {number}
* @default 1.0
*/
radius: {
get: function () {
return this._radius;
},
set: function (value) {
//>>includeStart('debug', pragmas.debug);
Check.typeOf.number.greaterThan("value", value, 0.0);
//>>includeEnd('debug');
this._radius = value;
},
},
});
/**
* Initializes the given {Particle} by setting it's position and velocity.
*
* @private
* @param {Particle} particle The particle to initialize
*/
SphereEmitter.prototype.emit = function (particle) {
const theta = CesiumMath.randomBetween(0.0, CesiumMath.TWO_PI);
const phi = CesiumMath.randomBetween(0.0, CesiumMath.PI);
const rad = CesiumMath.randomBetween(0.0, this._radius);
const x = rad * Math.cos(theta) * Math.sin(phi);
const y = rad * Math.sin(theta) * Math.sin(phi);
const z = rad * Math.cos(phi);
particle.position = Cartesian3.fromElements(x, y, z, particle.position);
particle.velocity = Cartesian3.normalize(
particle.position,
particle.velocity,
);
};
export default SphereEmitter;