<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Musical Christmas Lights</title>
<link rel="stylesheet" href="normalize.min.css">
<style>
* {
box-sizing: border-box;
}
body {
margin: 0;
height: 100vh;
overflow: hidden;
display: flex;
align-items: center;
justify-content: center;
background: #161616;
color: #c5a880;
font-family: sans-serif;
}
label {
display: inline-block;
background-color: #161616;
padding: 16px;
border-radius: 0.3rem;
cursor: pointer;
margin-top: 1rem;
width: 300px;
border-radius: 10px;
border: 1px solid #c5a880;
text-align: center;
}
ul {
list-style-type: none;
padding: 0;
margin: 0;
}
.btn {
background-color: #161616;
border-radius: 10px;
color: #c5a880;
border: 1px solid #c5a880;
padding: 16px;
width: 300px;
margin-bottom: 16px;
line-height: 1.5;
cursor: pointer;
}
.separator {
font-weight: bold;
text-align: center;
width: 300px;
margin: 16px 0px;
color: #a07676;
}
.title {
color: #a07676;
font-weight: bold;
font-size: 1.25rem;
margin-bottom: 16px;
}
.text-loading {
font-size: 2rem;
}
</style>
<script>
window.console = window.console || function (t) {};
</script>
<script>
if (document.location.search.match(/type=embed/gi)) {
window.parent.postMessage("resize", "*");
}
</script>
</head>
<body translate="no">
<script src="js/three.min.js"></script>
<script src="js/EffectComposer.js"></script>
<script src="js/RenderPass.js"></script>
<script src="js/ShaderPass.js"></script>
<script src="js/CopyShader.js"></script>
<script src="js/LuminosityHighPassShader.js"></script>
<script src="js/UnrealBloomPass.js"></script>
<div id="overlay">
<ul>
<li>
<input type="file" id="upload" hidden />
<label for="upload">选择音乐</label>
</li>
</ul>
</div>
<script id="rendered-js">
// const THREE = ''
const {
PI,
sin,
cos
} = Math;
const TAU = 2 * PI;
const map = (value, sMin, sMax, dMin, dMax) => {
return dMin + (value - sMin) / (sMax - sMin) * (dMax - dMin);
};
const range = (n, m = 0) =>
Array(n).
fill(m).
map((i, j) => i + j);
const rand = (max, min = 0) => min + Math.random() * (max - min);
const randInt = (max, min = 0) => Math.floor(min + Math.random() * (max - min));
const randChoise = arr => arr[randInt(arr.length)];
const polar = (ang, r = 1) => [r * cos(ang), r * sin(ang)];
let scene, camera, renderer, analyser;
let step = 0;
const uniforms = {
time: {
type: "f",
value: 0.0
},
step: {
type: "f",
value: 0.0
}
};
const params = {
exposure: 1,
bloomStrength: 0.9,
bloomThreshold: 0,
bloomRadius: 0.5
};
let composer;
const fftSize = 2048;
const totalPoints = 4000;
const listener = new THREE.AudioListener();
const audio = new THREE.Audio(listener);
document.querySelector("input").addEventListener("change", uploadAudio, false);
const buttons = document.querySelectorAll(".btn");
buttons.forEach((button, index) =>
button.addEventListener("click", () => loadAudio(index)));
function init() {
const overlay = document.getElementById("overlay");
overlay.remove();
scene = new THREE.Scene();
renderer = new THREE.WebGLRenderer({
antialias: true
});
renderer.setPixelRatio(window.devicePixelRatio);
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);
camera = new THREE.PerspectiveCamera(
60,
window.innerWidth / window.innerHeight,
1,
1000);
camera.position.set(-0.09397456774197047, -2.5597086635726947, 24.420789670889008);
camera.rotation.set(0.10443543723052419, -0.003827152981119352, 0.0004011488708739715);
const format = renderer.capabilities.isWebGL2 ?
THREE.RedFormat :
THREE.LuminanceFormat;
uniforms.tAudioData = {
value: new THREE.DataTexture(analyser.data, fftSize / 2, 1, format)
};
addPlane(scene, uniforms, 3000);
addSnow(scene, uniforms);
range(10).map(i => {
addTree(scene, uniforms, totalPoints, [20, 0, -20 * i]);
addTree(scene, uniforms, totalPoints, [-20, 0, -20 * i]);
});
const renderScene = new THREE.RenderPass(scene, camera);
const bloomPass = new THREE.UnrealBloomPass(
new THREE.Vector2(window.innerWidth, window.innerHeight),
1.5,
0.4,
0.85);
bloomPass.threshold = params.bloomThreshold;
bloomPass.strength = params.bloomStrength;
bloomPass.radius = params.bloomRadius;
composer = new THREE.EffectComposer(renderer);
composer.addPass(renderScene);
composer.addPass(bloomPass);
addListners(camera, renderer, composer);
animate();
}
function animate(time) {
analyser.getFrequencyData();
uniforms.tAudioData.value.needsUpdate = true;
step = (step + 1) % 1000;
uniforms.time.value = time;
uniforms.step.value = step;
composer.render();
requestAnimationFrame(animate);
}
function loadAudio(i) {
document.getElementById("overlay").innerHTML =
'<div class="text-loading">正在下载音乐，请稍等...</div>';
const files = [
"https://files.freemusicarchive.org/storage-freemusicarchive-org/music/no_curator/Simon_Panrucker/Happy_Christmas_You_Guys/Simon_Panrucker_-_01_-_Snowflakes_Falling_Down.mp3",
"https://files.freemusicarchive.org/storage-freemusicarchive-org/music/no_curator/Dott/This_Christmas/Dott_-_01_-_This_Christmas.mp3",
"https://files.freemusicarchive.org/storage-freemusicarchive-org/music/ccCommunity/TRG_Banks/TRG_Banks_Christmas_Album/TRG_Banks_-_12_-_No_room_at_the_inn.mp3",
"https://files.freemusicarchive.org/storage-freemusicarchive-org/music/ccCommunity/Mark_Smeby/En_attendant_Nol/Mark_Smeby_-_07_-_Jingle_Bell_Swing.mp3"
];
const file = files[i];
const loader = new THREE.AudioLoader();
loader.load(file, function (buffer) {
audio.setBuffer(buffer);
audio.play();
analyser = new THREE.AudioAnalyser(audio, fftSize);
init();
});
}
跨年烟花代码，圣诞雪景
需积分: 0 113 浏览量
2023-01-09
14:42:56
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收藏 18.29MB RAR 举报
merryChristmas.rar （12个子文件） 
merryChristmas js 
three.min.js 602KB CopyShader.js 606B RenderPass.js 2KB UnrealBloomPass.js 12KB LuminosityHighPassShader.js 1KB EffectComposer.js 6KB ShaderPass.js 1KB 蒲公英的约定.mp3 5.62MB 林俊杰-裹着心的光.mp3 10.42MB normalize.min.css 2KB Jingle Bells.mp3 2.19MB
圣诞树.html 20KB资源评论
