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<!DOCTYPE html>
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<html>
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<head>
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<title>Tron</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
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<link rel="shortcut icon" type="image/x-icon" href="data:image/x-icon;base64,AAABAAEAEBAQAAEABAAoAQAAFgAAACgAAAAQAAAAIAAAAAEABAAAAAAAgAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAx42QAFP/FABXQkMAQC0uAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAAQBEREREREREAFEREREREQQAURERERERBABREREREREEAFEREREREQQAURERERERBABQERAAEREEAFCBEIiREQQAUQgRERERBABRAJEREREEAFAJEREREQQAUJERERERBABRERERERDEAEREREREREQQAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA">
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<style>
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body {
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background: #13191a;
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display: grid;
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grid-template-columns: 1fr 300px 300px 1fr;
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font-family: monospace;
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color: #7cecff;
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margin: 0;
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padding: 0;
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}
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h1 { letter-spacing: 6px }
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h2 {
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margin-bottom: 6px;
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text-overflow: ellipsis;
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max-width: calc(50vw - 300px);
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}
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h2:after {
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display: block;
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content: ' ';
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margin-top: 12px;
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height: 3px;
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}
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h2 b {
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display: block;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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#ai-0 h2:after {
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background-image: linear-gradient(to left, #0000, currentColor 18px, #0000);
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margin-right: -10px;
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}
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#ai-1 h2:after {
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margin-left: -10px;
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background-image: linear-gradient(to right, #0000, currentColor 18px, #0000);
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}
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canvas {
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display: block;
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width: 600px;
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height: 600px;
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grid-column: 2/4;
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box-shadow: 0 0 20px 1px #7cecff42;
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outline: 1px solid;
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outline-offset: -1px;
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}
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button {
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border: 1px solid;
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color: currentColor;
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background: transparent;
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padding: 0 2px;
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border-radius: 3px;
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}
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svg {
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margin-top: 36px;
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width: 300px;
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}
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#notice {
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display: flex;
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justify-content: space-between;
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padding: 2px 0;
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user-select: none;
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}
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.hide {
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visibility: hidden;
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pointer-events: none;
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}
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#title {
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display: block;
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margin: 0;
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padding: 0;
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grid-column: 2/4;
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text-align: center;
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color: cyan;
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}
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#ai-0, #ai-1 {
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margin: 12px;
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padding: 6px;
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user-select: none;
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}
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#ai-0 {
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grid-column: 1;
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text-align: right;
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}
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#ai-1 { grid-column: 4 }
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#controls {
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grid-column: 2/4;
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height: 10px;
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background: #7cecff20;
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margin-top: 1px;
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}
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#bar {
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overflow: hidden;
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position: relative;
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box-shadow: 0 0 20px 1px #7cecff30;
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outline: 1px solid;
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outline-offset: -1px;
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}
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#loading { background: #7cecff40 }
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#position { background: #7cecff }
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#loading, #position {
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position: absolute;
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transform: translate(-600px);
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pointer-events: none;
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}
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#bar, #loading, #position {
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height: 100%;
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width: 100%;
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}
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@media (orientation: portrait) {
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h2 { max-width: 300px }
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#controls { grid-row: 3 }
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#ai-0 { grid-column: 2; grid-row: 4 }
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#ai-1 { grid-column: 3; grid-row: 4 }
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}
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</style>
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</head>
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<body>
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<div id="title">
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<svg fill="cyan" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 449.9 184.1">
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<defs><filter id="g"><feDropShadow dx="0" dy="0" stdDeviation="3" flood-color="cyan"/></filter></defs>
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<path style="filter:url(#g)" d="M36 62.6H5.2v-19H36v19zM38.4 39H3l-3 2.8v23l3 2.5h35.4l3.1-2.7V41.7L38.4 39z"/><g clip-path="url(#clipPath4354)" transform="matrix(1.25 0 0 -1.25 -135 647)"><path style="filter:url(#g)" d="M333.3 426.4a18.9 18.9 0 00-19.1 18.5c0 10.3 8.6 18.6 19.1 18.6a18.9 18.9 0 0019.2-19.2c-.4-10-8.8-18-19.2-18m0 41.2c-12.8 0-23.2-10.1-23.2-22.6a22.9 22.9 0 0123.2-22.5c12.9 0 23.2 10 23.2 22.5a22.9 22.9 0 01-23.2 22.6"/><path style="filter:url(#g)" d="M333.3 406.6c-21.8 0-39.4 17.2-39.4 38.3s17.6 38.3 39.4 38.3c21.8 0 39.5-17.1 39.5-38.3s-17.7-38.3-39.5-38.3m0 80.6a42.9 42.9 0 01-43.4-42.9c.3-23 19.6-41.6 43.4-41.6a42.9 42.9 0 0143.5 42.2 42.9 42.9 0 01-43.5 42.3M463.7 407H457l-28.4 31.8v9.5H448v34.5h15.6V407zm1.5 79.5H447l-2.7-3.2v-31.5h-17.1c-2.2 0-2.2-1.2-2.2-2.1v-12.2l30.4-34.4h9.8l2.6 2.4v78.1l-2.6 3zM419.2 441.1h-19.6v-33.9h-15.7v75.6h6.9l28.4-32.1V441zm-26.9 45.3h-9.8l-2.6-2.5v-78.1l2.6-2.7h18.2l2.7 3v31.6h17.1c2.2 0 2.2 1.1 2.2 2V452l-30.4 34.5zM283.2 407h-18.8l-31.8 32.5v13.1h52a22.5 22.5 0 00-22-15.5h-9.2l29.8-30m-20 26.2c13.8.3 24.6 9.7 26.2 23h-58l-2.7-2.6V439c0-.5 0-1 .4-1.5l33.4-34.3h26.3v4.1l-26.2 26h.6zM220.2 407h-15.7v45.6h15.7V407zm1.3 49.4h-18.7l-2.5-2.7v-48l2.7-2.6h18.6l2.6 3v47.6l-2.7 2.7z"/><path style="filter:url(#g)" d="M172.5 467.4c-3.7 0-6.8-3.1-6.8-6.8v-53.5l-15.6-.1v54.8a20.7 20.7 0 0021.2 20.8h91.2a23 23 0 0022-15.2h-112zm90 19.1h-91.1a24.6 24.6 0 01-25.6-25v-55.9l3-2.4h18.5l2.4 2.9v54.4a3 3 0 003.2 3h116.4a27 27 0 01-26.7 23"/></g></svg></div>
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<div id="ai-0">
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<h2><b>AI-0</b></h2>
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<b>LOADING</b>
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<br>
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<b>0</b>
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</div>
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<canvas width="1200" height="1200"></canvas>
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<div id="ai-1">
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<h2><b>AI-1</b></h2>
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<b>LOADING</b>
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<br>
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<b>0</b>
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</div>
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<div id="controls">
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<div id="bar">
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<div id="loading"></div>
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<div id="position"></div>
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</div>
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<div id="notice" class="hide">
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> scroll or keys to move step by step, click to jump. (shift = fast)
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<button>hide</button>
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</div>
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</div>
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<script type="module">
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import { move, update, colorize } from './lib/display.js'
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import { init, injectedCode } from './lib/state.js'
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const [canvas] = document.getElementsByTagName('canvas')
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const [hide] = document.getElementsByTagName('button')
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const bar = document.getElementById('bar')
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const loading = document.getElementById('loading')
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const position = document.getElementById('position')
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hide.onclick = () => {
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hide.parentElement.classList.add('hide')
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localStorage.hide = 1
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}
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localStorage.hide || hide.parentElement.classList.remove('hide')
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const buildInfo = (ai, i) => {
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const elem = document.getElementById(`ai-${i}`)
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if (!elem) return { score: () => {}, status: () => {} }
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const [name, status, score] = [...elem.children].map(e => e.firstChild).filter(Boolean)
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name.firstChild.data = ai.name
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elem.style.color = `hsl(${ai.hue*360}, 100%, 70%)`
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elem.style.textShadow = `0 0 6px hsla(${ai.hue*360}, 100%, 70%, 0.4)`
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elem.style.width = 'calc(100% - 36px)' // force width force redraw
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// this fix a bug on chrome, not re-applying `currentColor` to gradients
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return {
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score: text => ai.dead || (score.data = text),
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status: text => status.data = text,
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}
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}
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const notInBounds = n => n >= 100 || n < 0
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const getShaUrl = login =>
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`https://api.github.com/repos/${login}/tron/commits/master`
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const getAIUrl = (login, sha, ai) =>
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`https://rawcdn.githack.com/${login}/tron/${sha}/ai/${ai || login}.js`
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const getSha = async login => (await (await fetch(getShaUrl(login))).json()).sha
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const toBlob = async r => {
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if (!r.ok) throw Error(`${r.status}: ${r.statusText}`)
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const code = await r.text()
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return new Blob([`${code}${injectedCode}`], { type : 'text/javascript' })
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}
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const toUrlObject = b => URL.createObjectURL(b, { type: 'text/javascript' })
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const memo = {}
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const fetchBlob = url => memo[url]
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|| (memo[url] = fetch(url).then(toBlob).then(toUrlObject))
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const getGithackUrl = async (login, sha) => {
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if (!sha || sha === 'master') {
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sha = localStorage[login] || (localStorage[login] = await getSha(login))
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}
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return getAIUrl(login, sha)
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}
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const remoteURL = (login, sha) => location.host.startsWith('git.')
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? `${location.origin}/${login}/tron/raw/branch/${sha || 'master'}/ai.js`
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: getGithackUrl(login, sha)
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const formatURL = url => {
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if (url.startsWith('/')) return `${location.pathname}/ai/${url}`
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if (url.startsWith('https://')) return url
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if (url.includes(location.hostname)) return `https://${url}`
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return url.includes('@')
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? remoteURL(...url.split('@'))
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: `${location.origin}/${url}`
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}
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const start = async ({ urls, seed }) => {
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if (urls.length < 2) throw Error('2 AI urls are required to play')
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const ais = init({ ais: urls, seed })
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let turn = 1, maxTurn = 1, t = 1, cap = 10000, down
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const done = new Set(ais)
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const setPosition = e => {
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const v = typeof e === 'number'
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? Math.max(e, 1)
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: Math.floor(Math.max(e.pageX - bar.offsetLeft, 1) / 600 * cap)
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t = Math.min(v, maxTurn)
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requested || (requested = requestAnimationFrame(refresh))
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}
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window.onkeydown = e => {
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const step = e.shiftKey ? 10 : 1
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switch (e.key) {
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case 'ArrowLeft': case 'a': case 'q': case 'l': return setPosition(t - step)
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case 'ArrowRight': case 'e': case 'd': case 'k': return setPosition(t + step)
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}
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}
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window.onmousemove = (e) => e.buttons ? (down && setPosition(e)) : (down = false)
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bar.onmousedown = (e) => (down = true) && setPosition(e)
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bar.onwheel = canvas.onwheel = (e) =>
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setPosition(t + Math.sign(e.deltaY) * (e.shiftKey ? 10 : 1))
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let requested, timeout
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const refresh = () => {
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requested = update(t)
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ais[0].score(turn)
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ais[1].score(turn)
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loading.style.transform = `translate(${((turn / cap)*600)-600}px)`
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position.style.transform = `translate(${((t / cap)*600)-600}px)`
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}
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const next = (ai) => {
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clearTimeout(ai.timeout)
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done.add(ai)
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requested || (requested = requestAnimationFrame(refresh))
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// check if all AI are done
|
|
|
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if (done.size >= ais.length) {
|
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turn++
|
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|
const data = `[${ais.join(',')}]`
|
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let allDead = true
|
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for (const a of ais) {
|
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if (a.dead) continue
|
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|
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allDead ? (allDead = false) : cap--
|
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|
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done.delete(a)
|
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a.worker.postMessage(data)
|
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|
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a.timeout = setTimeout(a.kill, 50, 'TIMEOUT')
|
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|
|
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}
|
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allDead && (cap = turn)
|
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|
|
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t === maxTurn ? (t = maxTurn = turn) : (maxTurn = turn)
|
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|
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}
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|
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}
|
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|
await Promise.all(ais.map(async (ai, i) => {
|
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|
|
|
const info = buildInfo(ai, i)
|
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|
|
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ai.score = info.score
|
|
|
|
|
|
|
|
|
|
const kill = (cause) => {
|
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|
|
|
if (ai.dead) return
|
|
|
|
|
console.log(`${ai.name} died because he ${cause} at ${ai.x} ${ai.y}`)
|
|
|
|
|
ai.cause = cause
|
|
|
|
|
ai.dead = true
|
|
|
|
|
ai.worker && ai.worker.terminate()
|
|
|
|
|
info.status(cause)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// init the worker
|
|
|
|
|
try {
|
|
|
|
|
const url = await fetchBlob(await formatURL(ai.name))
|
|
|
|
|
ai.worker = new Worker(url, { type: 'module', name: ai.name })
|
|
|
|
|
await new Promise((s, f) => {
|
|
|
|
|
ai.worker.onmessage = e => e.data === 'loaded' ? s() : f(Error(e.data))
|
|
|
|
|
ai.worker.onerror = f
|
|
|
|
|
ai.worker.postMessage(JSON.stringify({ id: ai.name, seed }))
|
|
|
|
|
})
|
|
|
|
|
|
|
|
|
|
// activate the AI
|
|
|
|
|
info.status('ACTIVE')
|
|
|
|
|
ai.kill = cause => {
|
|
|
|
|
kill(cause)
|
|
|
|
|
next(ai)
|
|
|
|
|
}
|
|
|
|
|
} catch (err) {
|
|
|
|
|
console.error(err)
|
|
|
|
|
kill('FAILED-TO-LOAD')
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
move(ai.x, ai.y, ai.color, turn)
|
|
|
|
|
|
|
|
|
|
// handle each response from the AI
|
|
|
|
|
ai.worker.onmessage = ({ data }) => {
|
|
|
|
|
if (done.has(ai)) return ai.kill('UNEXPECTED-MESSAGE')
|
|
|
|
|
if (!data) return ai.kill('STUCK')
|
|
|
|
|
const { x, y } = JSON.parse(data)
|
|
|
|
|
if (typeof x !== 'number' || typeof y !== 'number') return ai.kill('INVALID_INPUT')
|
|
|
|
|
if (notInBounds(x) || notInBounds(y)) return ai.kill('OUT_OF_BOUNDS')
|
|
|
|
|
if (
|
|
|
|
|
!(x === ai.x - 1 && y === ai.y) &&
|
|
|
|
|
!(x === ai.x + 1 && y === ai.y) &&
|
|
|
|
|
!(x === ai.x && ai.y === y + 1) &&
|
|
|
|
|
!(x === ai.x && ai.y === y - 1)
|
|
|
|
|
) return ai.kill('IMPOSSIBLE_MOVE')
|
|
|
|
|
|
|
|
|
|
ai.x = x
|
|
|
|
|
ai.y = y
|
|
|
|
|
const failure = move(x, y, ai.color, turn)
|
|
|
|
|
if (failure === turn) {
|
|
|
|
|
for (const a of ais) {
|
|
|
|
|
a.x === ai.x && a.y === ai.y && a.kill('MULTI-CRASH')
|
|
|
|
|
}
|
|
|
|
|
colorize(x, y, 0xffffff)
|
|
|
|
|
return ai.kill('MULTI-CRASH')
|
|
|
|
|
} else if (failure) return ai.kill('CRASH')
|
|
|
|
|
next(ai)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ai.worker.onerror = () => ai.kill('AI-ERROR')
|
|
|
|
|
}))
|
|
|
|
|
|
|
|
|
|
next(ais[0])
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
const params = new URLSearchParams(location.search)
|
|
|
|
|
const { ai = '', seed } = Object.fromEntries(params)
|
|
|
|
|
const search = () => String(params).replace(/%2F/g, '/').replace(/%40/g, '@')
|
|
|
|
|
|
|
|
|
|
if (!seed) {
|
|
|
|
|
params.set('seed', Math.abs(~~(Math.random()*0xffffffff)))
|
|
|
|
|
location = `${location.origin}${location.pathname}?${search()}${location.hash}`
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
start({ urls: ai.split(' '), seed }).then(console.log, console.error)
|
|
|
|
|
|
|
|
|
|
</script>
|
|
|
|
|
</body>
|
|
|
|
|
</html>
|
