update：添加雾的场景

src/examples/CodeMap.js

@@ -4,6 +4,7 @@ import vueCodePlane from '@/examples/plane.vue?raw'
 
 import vueCodeRain from '@/examples/rain.vue?raw'
 import vueCodeSnow from '@/examples/snow.vue?raw'
+import vueCodeFog from '@/examples/fog.vue?raw'
 
 const vueCodeMap = {
     点: vueCodePoint,
@@ -11,7 +12,8 @@ const vueCodeMap = {
     多面: vueCodePlane,
 
     雨: vueCodeRain,
-    雪: vueCodeSnow
+    雪: vueCodeSnow,
+    雾: vueCodeFog
 }
 
 export function findVueCodeById(id){

src/examples/FunctionMap.js

@@ -4,6 +4,7 @@ import functionCodePlane from '@/examples/plane-function.js?raw'
 
 import functionCodeRain from '@/examples/rain-function.js?raw'
 import functionCodeSnow from '@/examples/snow-function.js?raw'
+import functionCodeFog from '@/examples/fog-function.js?raw'
 
 const functionCodeMap = {
     点: functionCodePoint,
@@ -11,7 +12,8 @@ const functionCodeMap = {
     多面: functionCodePlane,
 
     雨: functionCodeRain,
-    雪: functionCodeSnow
+    雪: functionCodeSnow,
+    雾: functionCodeFog
 }
 
 export function findFunctionCodeById(id){

src/examples/fog-function.js

+export function addFog() {
+    const script = document.createElement('script');
+    script.src = 'https://cesium.com/downloads/cesiumjs/releases/1.119/Build/Cesium/Cesium.js';
+    script.onload = () => {
+        window.Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3Njg4ZWU5Yi1iZDhiLTRhYmUtOTRiYS04YjM5NmUwNjVmMDMiLCJpZCI6MjI3MzQ3LCJpYXQiOjE3MjA1MjA4Mjh9.E5XW4LnwgfVAaBC-znaYr61m4yK0-j2qEQhi9qwFFPE'
+
+        const viewer = new window.Cesium.Viewer('cesiumContainer', {
+            infoBox: false,
+        });
+
+        viewer.scene.postProcessStages.add(new Cesium.PostProcessStage({
+            fragmentShader: `
+                uniform sampler2D colorTexture;
+                uniform sampler2D depthTexture;
+                uniform float visibility;
+                uniform vec4 fogColor;
+                in vec2 v_textureCoordinates; 
+                out vec4 fragColor;
+                void main(void) 
+                { 
+                    vec4 origcolor = texture(colorTexture, v_textureCoordinates); 
+                    float depth = czm_readDepth(depthTexture, v_textureCoordinates); 
+                    vec4 depthcolor = texture(depthTexture, v_textureCoordinates); 
+                    float f = visibility * (depthcolor.r - 0.3) / 0.2; 
+                    if (f < 0.0) f = 0.0; 
+                    else if (f > 1.0) f = 1.0; 
+                    fragColor = mix(origcolor, fogColor, f); 
+                }
+            `,
+            uniforms: {
+                visibility: 0.1,
+                fogColor: new Cesium.Color(0.8, 0.8, 0.8, 0.8),
+            },
+        }));        
+    };
+    document.head.appendChild(script);
+
+    const link = document.createElement('link');
+    link.rel = 'stylesheet';
+    link.href = 'https://cesium.com/downloads/cesiumjs/releases/1.119/Build/Cesium/Widgets/widgets.css';
+    document.head.appendChild(link);
+}

src/examples/fog.vue

+<template>
+    <div id="cesiumContainer" class="cesium-container"></div>
+</template>
+<script setup>
+import { onMounted } from 'vue';
+import { addFog } from './function';
+onMounted(() => {
+    addFog()
+});
+</script>
+
+<style>
+.cesium-container {
+width: 100%;
+height: 100vh;
+}
+</style>
\ No newline at end of file

src/views/ElementMap.js

@@ -24,7 +24,7 @@ export const elementWeatherMap = {
     },
     Three: {
         title: '雾',
-        pngUrl: '/src/assets/Line.png'
+        pngUrl: '/src/assets/Fog.png'
     },
     Four: {
         title: '水面',