Mars3d采用ellipsoid球实现模拟地球旋转效果

1.Mars3d采用ellipsoid球实现模拟地球旋转效果

2.开始自选装之后，模型一直闪烁

http://mars3d.cn/editor-vue.html?id=graphic/entity/ellipsoid

3.相关代码：

import * as mars3d from "mars3d"export let map // mars3d.Map三维地图对象
export let graphicLayer // 矢量图层对象
export const eventTarget = new mars3d.BaseClass()export const mapOptions = {scene: {center: { lat: 30.606438, lng: 116.329605, alt: 53280, heading: 0, pitch: -60 }}
}
/*** 初始化地图业务，生命周期钩子函数（必须）* 框架在地图初始化完成后自动调用该函数* @param {mars3d.Map} mapInstance 地图对象* @returns {void} 无*/
export function onMounted(mapInstance) {map = mapInstance // 记录map// 创建矢量数据图层graphicLayer = new mars3d.layer.GraphicLayer()map.addLayer(graphicLayer)// 在layer上绑定监听事件graphicLayer.on(mars3d.EventType.click, function (event) {console.log("监听layer，单击了矢量对象", event)})bindLayerPopup() // 在图层上绑定popup,对所有加到这个图层的矢量数据都生效bindLayerContextMenu() // 在图层绑定右键菜单,对所有加到这个图层的矢量数据都生效// 加一些演示数据
//   addDemoGraphic1(graphicLayer)addDemoGraphic2(graphicLayer)
//   addDemoGraphic3(graphicLayer)
//   addDemoGraphic3b(graphicLayer)
//   addDemoGraphic4(graphicLayer)
//   addDemoGraphic5(graphicLayer)
//   addDemoGraphic6(graphicLayer)
//   addDemoGraphic7(graphicLayer)
//   addDemoGraphic8(graphicLayer)
//   addDemoGraphic9(graphicLayer)
//   addDemoGraphic10(graphicLayer)
//   addDemoGraphic11(graphicLayer)
//   addDemoGraphic12(graphicLayer)
//   addDemoGraphic13(graphicLayer)
//   addDemoGraphic14(graphicLayer)
}/*** 释放当前地图业务的生命周期函数* @returns {void} 无*/
export function onUnmounted() {map = nullgraphicLayer.remove()graphicLayer = null
}//
function addDemoGraphic1(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: [116.1, 31.0, 1000],style: {radii: new Cesium.Cartesian3(1000.0, 1000.0, 1500.0),color: "#00ff00",opacity: 0.5,label: { text: "鼠标移入会高亮", pixelOffsetY: -30 },// 高亮时的样式（默认为鼠标移入，也可以指定type:'click'单击高亮），构造后也可以openHighlight、closeHighlight方法来手动调用highlight: {opacity: 0.9}},attr: { remark: "示例1" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)// 演示个性化处理graphicinitGraphicManager(graphic)
}
// 也可以在单个Graphic上做个性化管理及绑定操作
function initGraphicManager(graphic) {// 3.在graphic上绑定监听事件// graphic.on(mars3d.EventType.click, function (event) {//   console.log("监听graphic，单击了矢量对象", event)// })// 绑定Tooltip// graphic.bindTooltip('我是graphic上绑定的Tooltip') //.openTooltip()// 绑定Popupconst inthtml = `<table style="width: auto;"><tr><th scope="col" colspan="2" style="text-align:center;font-size:15px;">我是graphic上绑定的Popup </th></tr><tr><td>提示：</td><td>这只是测试信息，可以任意html</td></tr></table>`graphic.bindPopup(inthtml).openPopup()// 绑定右键菜单graphic.bindContextMenu([{text: "删除对象[graphic绑定的]",icon: "fa fa-trash-o",callback: (e) => {const graphic = e.graphicif (graphic) {graphic.remove()}}}])// 测试 颜色闪烁if (graphic.startFlicker) {graphic.startFlicker({time: 20, // 闪烁时长（秒）maxAlpha: 0.5,color: Cesium.Color.YELLOW,onEnd: function () {// 结束后回调}})}
}//
function addDemoGraphic2(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.2, 31.0, 1000),style: {radii: new Cesium.Cartesian3(1000.0, 1000.0, 1000.0),color: Cesium.Color.RED.withAlpha(0.5),outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例2" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)// 设置自转动画map.viewer.clock.onTick.addEventListener(function(clock) {var time = clock.currentTime;var multiplier = 1; // 时间流速倍数，可以根据需要调整// 计算地球的旋转角度var angle = window.Cesium.Math.TWO_PI * multiplier * time.secondsOfDay / 86400;// 设置EllipsoidEntity的旋转角度// const a = window.Cesium.Quaternion.fromAxisAngle(window.Cesium.Cartesian3.UNIT_Z, angle);graphic.entity.orientation.setValue(window.Cesium.Quaternion.fromAxisAngle(window.Cesium.Cartesian3.UNIT_Z, angle));// graphic.orientation = window.Cesium.Quaternion.fromAxisAngle(window.Cesium.Cartesian3.UNIT_Z, angle);});
}function addDemoGraphic3(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.307258, 30.999546, 1239.2),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),maximumConeDegree: 90,materialType: mars3d.MaterialType.EllipsoidElectric,materialOptions: {color: Cesium.Color.GREEN,speed: 5.0}},attr: { remark: "示例3" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}function addDemoGraphic3b(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.303345, 31.087028, 452.2),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),maximumConeDegree: 90,materialType: mars3d.MaterialType.EllipsoidWave,materialOptions: {color: "#00ffff",speed: 5.0}}})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}//
function addDemoGraphic4(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: [116.4, 31.0, 1000],style: {radii: new Cesium.Cartesian3(2500.0, 2500.0, 2500.0),innerRadii: new Cesium.Cartesian3(10.0, 10.0, 10.0),minimumClockDegree: -15.0,maximumClockDegree: 15.0,minimumConeDegree: 75.0,maximumConeDegree: 105.0,pitch: 30,color: "#f33349",opacity: 0.9,outline: true,outlineColor: "rgba(255,255,255,0.5)",label: {text: "我是原始的",font_size: 18,color: "#ffffff",pixelOffsetY: -10,distanceDisplayCondition: true,distanceDisplayCondition_far: 500000,distanceDisplayCondition_near: 0}},attr: { remark: "示例4" }})graphicLayer.addGraphic(graphic)// graphic转geojsonconst geojson = graphic.toGeoJSON()console.log("转换后的geojson", geojson)addGeoJson(geojson, graphicLayer)
}// 添加单个geojson为graphic，多个直接用graphicLayer.loadGeoJSON
function addGeoJson(geojson, graphicLayer) {const graphicCopy = mars3d.Util.geoJsonToGraphics(geojson)[0]delete graphicCopy.attr// 新的坐标graphicCopy.position = [116.5, 31.0, 1000]graphicCopy.style.label = graphicCopy.style.label || {}graphicCopy.style.label.text = "我是转换后生成的"graphicLayer.addGraphic(graphicCopy)
}// 2圈平面扇形
function addDemoGraphic5(graphicLayer) {const outerRadius = 5000.0const innerRadius = 1000const graphic = new mars3d.graphic.EllipsoidEntity({position: [116.1, 30.9, 1000],style: {radii: new Cesium.Cartesian3(outerRadius, outerRadius, outerRadius),innerRadii: new Cesium.Cartesian3(innerRadius, innerRadius, innerRadius),minimumClockDegree: -20.0,maximumClockDegree: 20.0,minimumConeDegree: 90,maximumConeDegree: 90,color: "rgba(255,255,0,0.2)",outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例5" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}// 半圆顶球体
function addDemoGraphic6(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.2, 30.9, 1000),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),maximumConeDegree: 90,color: Cesium.Color.BLUE.withAlpha(0.3),outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例6" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}// 含内半径 半圆顶球体
function addDemoGraphic7(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.3, 30.9, 1000),style: {radii: new Cesium.Cartesian3(2500.0, 2000.0, 1500.0),innerRadii: new Cesium.Cartesian3(1000.0, 800.0, 600.0),maximumConeDegree: 90,color: Cesium.Color.RED.withAlpha(0.3),outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例7" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}// 被切开的含内半径 半圆顶球体
function addDemoGraphic8(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.4, 30.9, 1000),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),innerRadii: new Cesium.Cartesian3(1000.0, 1000.0, 1000.0),minimumConeDegree: 20.0,maximumConeDegree: 90,color: Cesium.Color.YELLOW.withAlpha(0.3),outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例8" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}// 顶部和底部切出的桶形体
function addDemoGraphic9(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.5, 30.9, 1000),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),innerRadii: new Cesium.Cartesian3(1000.0, 1000.0, 1000.0),minimumConeDegree: 60.0,maximumConeDegree: 140.0,color: "rgba(31,254,230,0.3)",outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例9" }})graphicLayer.addGraphic(graphic)
}// 碗行体
function addDemoGraphic10(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.1, 30.8, 1000),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),innerRadii: new Cesium.Cartesian3(1800.0, 1800.0, 1800.0),minimumConeDegree: 110.0,color: "rgba(149,228,12,0.3)",outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例10" }})graphicLayer.addGraphic(graphic)
}// 时钟开孔
function addDemoGraphic11(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.2, 30.8, 1000),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),innerRadii: new Cesium.Cartesian3(1500.0, 1500.0, 1500.0),minimumClockDegree: -90.0,maximumClockDegree: 180.0,minimumConeDegree: 20.0,maximumConeDegree: 70.0,color: "rgba(149,228,12,0.3)",outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例11" }})graphicLayer.addGraphic(graphic)
}// 局部圆顶
function addDemoGraphic12(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.3, 30.8, 1000),style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),minimumClockDegree: -90.0,maximumClockDegree: 180.0,maximumConeDegree: 90.0,color: "rgba(242,250,25,0.3)",outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例12" }})graphicLayer.addGraphic(graphic)
}// 部分椭圆体
function addDemoGraphic13(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.4, 30.8, 1000),style: {radii: new Cesium.Cartesian3(3000.0, 3000.0, 3000.0),innerRadii: new Cesium.Cartesian3(700.0, 700.0, 700.0),minimumClockDegree: 180.0,maximumClockDegree: 400.0,maximumConeDegree: 90.0,color: "rgba(247,154,44,0.3)",outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例13" }})graphicLayer.addGraphic(graphic)
}// 土星综合对象
function addDemoGraphic14(graphicLayer) {const position = new mars3d.LngLatPoint(116.5, 30.8, 1000)const graphic = new mars3d.graphic.EllipsoidEntity({name: "土星",position: position,style: {radii: new Cesium.Cartesian3(2000.0, 2000.0, 2000.0),color: new Cesium.Color(0.95, 0.82, 0.49)},attr: { remark: "示例14" }})graphicLayer.addGraphic(graphic)const graphicNei = new mars3d.graphic.EllipsoidEntity({name: "土星的内圈",position: position,style: {radii: new Cesium.Cartesian3(4000.0, 4000.0, 4000.0),innerRadii: new Cesium.Cartesian3(3000.0, 3000.0, 3000.0),minimumConeDegree: 89.8,maximumConeDegree: 90.2,color: new Cesium.Color(0.95, 0.82, 0.49, 0.5),heading: 30,pitch: 30}})graphicLayer.addGraphic(graphicNei)const graphicWai = new mars3d.graphic.EllipsoidEntity({name: "土星外圈",position: position,style: {radii: new Cesium.Cartesian3(4600.0, 4600.0, 4600.0),innerRadii: new Cesium.Cartesian3(4150.0, 4150.0, 4150.0),minimumConeDegree: 89.8,maximumConeDegree: 90.2,color: new Cesium.Color(0.95, 0.82, 0.49, 0.5),heading: 30,pitch: 30}})graphicLayer.addGraphic(graphicWai)
}// 生成演示数据(测试数据量)
export function addRandomGraphicByCount(count) {graphicLayer.clear()graphicLayer.enabledEvent = false // 关闭事件，大数据addGraphic时影响加载时间const bbox = [116.984788, 31.625909, 117.484068, 32.021504]const result = mars3d.PolyUtil.getGridPoints(bbox, count, 30)console.log("生成的测试网格坐标", result)const radius = result.radiusfor (let j = 0; j < result.points.length; ++j) {const position = result.points[j]const index = j + 1const graphic = new mars3d.graphic.EllipsoidEntity({position: position,style: {radii: new Cesium.Cartesian3(radius, radius, radius),color: Cesium.Color.fromRandom({ alpha: 0.6 })},attr: { index: index }})graphicLayer.addGraphic(graphic)}graphicLayer.enabledEvent = true // 恢复事件return result.points.length
}// 开始绘制
export function startDrawGraphic() {graphicLayer.startDraw({type: "ellipsoid",style: {color: "rgba(0,255,255,0.6)"}})
}// 在图层绑定Popup弹窗
export function bindLayerPopup() {graphicLayer.bindPopup(function (event) {const attr = event.graphic.attr || {}attr["类型"] = event.graphic.typeattr["来源"] = "我是layer上绑定的Popup"attr["备注"] = "我支持鼠标交互"return mars3d.Util.getTemplateHtml({ title: "矢量图层", template: "all", attr: attr })})
}// 绑定右键菜单
export function bindLayerContextMenu() {graphicLayer.bindContextMenu([{text: "开始编辑对象",icon: "fa fa-edit",show: function (e) {const graphic = e.graphicif (!graphic || !graphic.hasEdit) {return false}return !graphic.isEditing},callback: (e) => {const graphic = e.graphicif (!graphic) {return false}if (graphic) {graphicLayer.startEditing(graphic)}}},{text: "停止编辑对象",icon: "fa fa-edit",show: function (e) {const graphic = e.graphicif (!graphic || !graphic.hasEdit) {return false}return graphic.isEditing},callback: (e) => {const graphic = e.graphicif (!graphic) {return false}if (graphic) {graphic.stopEditing()}}},{text: "删除对象",icon: "fa fa-trash-o",show: (event) => {const graphic = event.graphicif (!graphic || graphic.isDestroy) {return false} else {return true}},callback: (e) => {const graphic = e.graphicif (!graphic) {return}const parent = graphic.parent // 右击是编辑点时graphicLayer.removeGraphic(graphic)if (parent) {graphicLayer.removeGraphic(parent)}}}])
}

 

4.采用属性机制即可实现球体模拟地球旋转的效果：

采用属性机制即可

 function addDemoGraphic2(graphicLayer) {const graphic = new mars3d.graphic.EllipsoidEntity({position: new mars3d.LngLatPoint(116.2, 31.0, 1000),style: {radii: new Cesium.Cartesian3(1000.0, 1000.0, 1000.0),color: Cesium.Color.RED.withAlpha(0.5),outline: true,outlineColor: "rgba(255,255,255,0.5)"},attr: { remark: "示例2" }})graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)// 设置自转动画let anglemap.on(mars3d.EventType.clockTick, function (clock) {angle = (Cesium.Math.TWO_PI * clock.multiplier * clock.currentTime.secondsOfDay) / 86400 // 计算旋转角度})graphic.entity.orientation = new Cesium.CallbackProperty((time) => {return Cesium.Quaternion.fromAxisAngle(Cesium.Cartesian3.UNIT_Z, angle)}, false)}

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