Vue.js2+Cesium1.103.0 十四、绘制视锥，并可实时调整视锥姿态

Demo

<template><divid="cesium-container"style="width: 100%; height: 100%;"><divclass="control"style="position: absolute;right: 50px;top: 50px;z-index: 999;width: 200px;color: #fff;"><div><span>width</span><el-sliderv-model="width":min="0":max="1000"@input="handleChange"/></div><div><span>height</span><el-sliderv-model="height":min="0":max="1000"@input="handleChange"/></div><div><span>fov</span><el-sliderv-model="fov":min="0":max="179"@input="handleChange"/></div><div><span>near</span><el-sliderv-model="near":min="0":max="10000"@input="handleChange"/></div><div><span>far</span><el-sliderv-model="far":min="0":max="near"@input="handleChange"/></div><div><span>heading</span><el-sliderv-model="heading":min="0":max="360"@input="handleChange"/></div><div><span>pitch</span><el-sliderv-model="pitch":min="0":max="360"@input="handleChange"/></div><div><span>roll</span><el-sliderv-model="roll":min="0":max="360"@input="handleChange"/></div></div></div>
</template><script>
/* eslint-disable no-undef */
/* eslint-disable new-cap */
import CreateFrustum from './CreateFrustum'
export default {name: 'ConeOfVision',data() {return {longitude: 117,latitude: 39,altitude: 100,width: 150,height: 100,fov: 90.0,near: 200.0,far: 10.0,roll: 0,pitch: 0,heading: 0,frustum: null}},computed: {},watch: {},mounted() {window.$InitMap()viewer.camera.flyTo({destination: Cesium.Cartesian3.fromDegrees(117, 38.992, 1000.0),orientation: {heading: Cesium.Math.toRadians(0.0),pitch: Cesium.Math.toRadians(-45.0),roll: 0.0}})// * 创建视锥体（primitive，根据坐标和 heading，pitch，roll 实时更新椎体姿态）this.frustum = new CreateFrustum({position: {longitude: this.longitude,latitude: this.latitude,altitude: this.altitude},fov: this.fov, // 视场的角度（FOV），以弧度表示near: this.near, // 近平面的距离far: this.far, // 远平面的距离heading: this.heading,pitch: this.pitch,roll: this.roll,width: this.width,height: this.height})},methods: {handleChange() {this.frustum.UpdateWidth(this.width)this.frustum.UpdateHeight(this.height)this.frustum.UpdateHeading(this.heading)this.frustum.UpdatePitch(this.pitch)this.frustum.UpdateRoll(this.roll)this.frustum.UpdateFov(this.fov)this.frustum.UpdateNear(this.near)this.frustum.UpdateFar(this.far)}}
}
</script><style></style>