mirror of
https://github.com/Rezmason/matrix.git
synced 2026-04-14 12:29:30 -07:00
155 lines
5.7 KiB
HTML
155 lines
5.7 KiB
HTML
<html>
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<head>
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<title>Matrix digital rain</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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</head>
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<body style="height: 100vh; margin: 0; overflow: hidden; position: fixed; padding: 0; width: 100vw;">
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<script src="./lib/three.js"></script>
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<script src="./js/CopyShader.js"></script>
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<script src="./js/EffectComposer.js"></script>
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<script src="./js/RenderPass.js"></script>
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<script src="./js/ShaderPass.js"></script>
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<script src="./js/ColorMapPass.js"></script>
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<script src="./js/HorizontalColorationPass.js"></script>
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<script src="./js/LuminosityHighPassShader.js"></script>
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<script src="./js/UnrealBloomPass.js"></script>
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<script src="./js/ImageOverlayPass.js"></script>
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<script src="./js/GPUComputationRenderer.js"></script>
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<script src="./js/MatrixRenderer.js"></script>
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<script>
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const versions = {
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nightmare: {
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texture: './gothic_msdf.png',
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glyphSequenceLength: 27,
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palette: [
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{color: new THREE.Vector3(0.00, 0.00, 0.00), at: 0.0},
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{color: new THREE.Vector3(0.52, 0.00, 0.00), at: 0.4},
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{color: new THREE.Vector3(0.82, 0.05, 0.05), at: 0.8},
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{color: new THREE.Vector3(1.00, 0.40, 0.30), at: 1.0},
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],
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fallSpeed: 0.4,
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cycleSpeed: 0.5,
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hasThunder: true,
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numColumns: 60
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},
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["1999"]: {
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texture: './matrixcode_msdf.png',
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glyphSequenceLength: 57,
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palette: [
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{color: new THREE.Vector3(0.00, 0.00, 0.00), at: 0.0},
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{color: new THREE.Vector3(0.05, 0.52, 0.17), at: 0.4},
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{color: new THREE.Vector3(0.12, 0.82, 0.37), at: 0.8},
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{color: new THREE.Vector3(0.29, 1.00, 0.64), at: 1.0},
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],
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fallSpeed: 1,
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cycleSpeed: 1,
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hasThunder: false,
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numColumns: 80
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}
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};
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const urlParams = new Map(window.location.href.replace(/^[^\?]+\?/, "").split("&").map(pair => pair.split("=")));
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const getParam = (key, defaultValue) => urlParams.has(key) ? urlParams.get(key) : defaultValue;
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const version = versions[getParam("version", "1999")];
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const sharpness = parseFloat(getParam("sharpness", 0.5));
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const animationSpeed = parseFloat(getParam("animationSpeed", 1));
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const fallSpeed = parseFloat(getParam("fallSpeed", 1)) * version.fallSpeed;
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const cycleSpeed = parseFloat(getParam("cycleSpeed", 1)) * version.cycleSpeed;
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const numColumns = parseInt(getParam("width", version.numColumns));
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const numGlyphColumns = 8;
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const glyphSequenceLength = version.glyphSequenceLength;
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const palette = version.palette;
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const hasThunder = version.hasThunder;
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const effect = getParam("effect", "plain");
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document.ontouchmove = (e) => e.preventDefault();
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const element = document.createElement("matrixcode");
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document.body.appendChild(element);
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const renderer = new THREE.WebGLRenderer({ stencil: false, depth: false, precision: "lowp" });
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renderer.sortObjects = true;
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renderer.setPixelRatio(window.devicePixelRatio);
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renderer.setSize( window.innerWidth, window.innerHeight );
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element.appendChild(renderer.domElement);
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const composer = new THREE.EffectComposer( renderer );
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const texture = new THREE.TextureLoader().load( version.texture );
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const matrixRenderer = makeMatrixRenderer(renderer, texture, {
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sharpness,
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numColumns,
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animationSpeed, fallSpeed, cycleSpeed,
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glyphSequenceLength,
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numGlyphColumns,
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hasThunder
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});
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matrixRenderer.pass.renderToScreen = false;
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composer.addPass( matrixRenderer.pass );
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const bloomPass = new THREE.UnrealBloomPass( new THREE.Vector2( window.innerWidth, window.innerHeight ), 2, 0.5, 0.3 );
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composer.addPass( bloomPass );
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switch (effect) {
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case "plain":
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composer.addPass(new THREE.ColorMapPass(palette, 0.1));
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break;
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case "pride":
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composer.addPass(new THREE.HorizontalColorationPass([
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new THREE.Vector3(1, 0, 0),
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new THREE.Vector3(1, 0.5, 0),
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new THREE.Vector3(1, 1, 0),
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new THREE.Vector3(0, 1, 0),
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new THREE.Vector3(0, 0, 1),
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new THREE.Vector3(0.8, 0, 1),
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], 0.1));
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break;
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case "customStripes":
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const flagColorData = getParam("colors", "0.4,0.15,0.1,0.4,0.15,0.1,0.8,0.8,0.6,0.8,0.8,0.6,1.0,0.7,0.8,1.0,0.7,0.8,").split(",").map(parseFloat);
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const numFlagColors = Math.floor(flagColorData.length / 3);
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const colors = [];
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for (let i = 0; i < numFlagColors; i++) {
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colors.push(new THREE.Vector3(flagColorData[i * 3 + 0], flagColorData[i * 3 + 1], flagColorData[i * 3 + 2]));
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}
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composer.addPass(new THREE.HorizontalColorationPass(colors, 0.1));
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break;
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case "none":
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break;
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case "image":
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const imageURL = getParam("url", "https://upload.wikimedia.org/wikipedia/commons/0/0a/Flammarion_Colored.jpg");
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window.texture2 = new THREE.TextureLoader().load( imageURL );
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composer.addPass(new THREE.ImageOverlayPass(texture2));
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break;
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}
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composer.passes[composer.passes.length - 1].renderToScreen = true;
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const windowResize = () => {
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const [width, height] = [window.innerWidth, window.innerHeight];
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renderer.setSize(width, height);
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matrixRenderer.resize(width, height);
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bloomPass.setSize( window.innerWidth, window.innerHeight );
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}
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window.addEventListener("resize", windowResize, false);
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window.addEventListener("orientationchange", windowResize, false);
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windowResize();
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const render = () => {
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requestAnimationFrame(render);
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matrixRenderer.render();
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composer.render();
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}
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render();
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</script>
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</body></html>
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