Skip to content

C
cesium-frame
Commit de46332d by jlc
Options

update：雾案例代码的修改

parent 86bc645a
Showing with 49 additions and 44 deletions
src/examples/weather/fog/fog-function.js
export function addFog() { export function addFog(viewer) {
const script = document.createElement('script'); viewer.scene.postProcessStages.add(new Cesium.PostProcessStage({
script.src = 'https://cesium.com/downloads/cesiumjs/releases/1.99/Build/Cesium/Cesium.js'; fragmentShader: `
script.onload = () => { uniform sampler2D colorTexture;
window.Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3Njg4ZWU5Yi1iZDhiLTRhYmUtOTRiYS04YjM5NmUwNjVmMDMiLCJpZCI6MjI3MzQ3LCJpYXQiOjE3MjA1MjA4Mjh9.E5XW4LnwgfVAaBC-znaYr61m4yK0-j2qEQhi9qwFFPE' uniform sampler2D depthTexture;
uniform float visibility;
const viewer = new window.Cesium.Viewer('cesiumContainer', { uniform vec4 fogColor;
infoBox: false, varying vec2 v_textureCoordinates;
}); varying vec4 fragColor;
void main(void)
viewer.scene.postProcessStages.add(new Cesium.PostProcessStage({ {
fragmentShader: ` vec4 origcolor = texture2D(colorTexture, v_textureCoordinates);
uniform sampler2D colorTexture; float depth = czm_readDepth(depthTexture, v_textureCoordinates);
uniform sampler2D depthTexture; vec4 depthcolor = texture2D(depthTexture, v_textureCoordinates);
uniform float visibility; float f = visibility * (depthcolor.r - 0.3) / 0.2;
uniform vec4 fogColor; if (f < 0.0) f = 0.0;
varying vec2 v_textureCoordinates; else if (f > 1.0) f = 1.0;
varying vec4 fragColor; gl_FragColor = mix(origcolor, fogColor, f);
void main(void) }
{ `,
vec4 origcolor = texture2D(colorTexture, v_textureCoordinates); uniforms: {
float depth = czm_readDepth(depthTexture, v_textureCoordinates); visibility: 0.1,
vec4 depthcolor = texture2D(depthTexture, v_textureCoordinates); fogColor: new Cesium.Color(0.8, 0.8, 0.8, 0.8),
float f = visibility * (depthcolor.r - 0.3) / 0.2; },
if (f < 0.0) f = 0.0; }));
else if (f > 1.0) f = 1.0;
gl_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/weather/fog/fog.vue
<template> <template>
<div id="cesiumContainer" class="cesium-container"></div> <div id="cesiumContainer" class="cesium-container"></div>
</template> </template>
<script setup> <script setup>
import { onMounted } from 'vue'; import { onMounted } from 'vue';
import { addFog } from './function'; import { addFog } from './function';
let viewer;
onMounted(() => { onMounted(() => {
addFog() const script = document.createElement('script');
script.src = 'https://cesium.com/downloads/cesiumjs/releases/1.99/Build/Cesium/Cesium.js';
script.onload = () => {
window.Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3Njg4ZWU5Yi1iZDhiLTRhYmUtOTRiYS04YjM5NmUwNjVmMDMiLCJpZCI6MjI3MzQ3LCJpYXQiOjE3MjA1MjA4Mjh9.E5XW4LnwgfVAaBC-znaYr61m4yK0-j2qEQhi9qwFFPE'
viewer = new window.Cesium.Viewer('cesiumContainer', {
infoBox: false,
});
addFog(viewer)
};
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);
}); });
</script> </script>
<style> <style>
.cesium-container { .cesium-container {
width: 100%; width: 100%;
height: 100vh; height: 100vh;
} }
</style> </style>
\ No newline at end of file
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment