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@@ -0,0 +1,72 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<title>Animation</title>
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<meta name="viewport" content="width=device-width,initial-scale=1" />
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<meta name="description" content="" />
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<link rel="icon" href="favicon.png">
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<link rel="stylesheet" href="style.css">
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<script src="animation.js" type="module"></script>
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</head>
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<body>
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<h1>Hello, world!</h1>
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<svg width="900" height="450" >
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<rect x="0" y="0" width="900" height="450" class="court-border"></rect>
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<line x1="450" y1="0" x2="450" y2="450" class="court-border"></line>
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<line x1="300" y1="0" x2="300" y2="450" class="return-line"></line>
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<line x1="600" y1="0" x2="600" y2="450" class="return-line"></line>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: red;" id="rect-1"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: blue;" id="rect-2"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: yellow;" id="rect-3"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: pink;" id="rect-4"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: purple;" id="rect-5"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: black;" id="rect-6"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: red; fill-opacity: 0;" id="rect-7"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: blue; fill-opacity: 0;" id="rect-8"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: yellow; fill-opacity: 0;" id="rect-9"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: pink; fill-opacity: 0;" id="rect-10"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: purple; fill-opacity: 0;" id="rect-11"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: black; fill-opacity: 0;" id="rect-12"></rect>
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</svg>
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<div>
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<button id="play">play</button> <br>
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<button id="pause">pause</button>
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<br>
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<input type="number" id="seek-value">
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<button id="seek">seek</button>
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</div>
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</body>
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</html>
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@@ -0,0 +1,66 @@
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import anime from "https://esm.sh/animejs@3.2.2";
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const second = 1000;
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const canvasWidth = Number.parseFloat(document.querySelector("svg").getAttribute("width"));
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const canvasHeight = Number.parseFloat(document.querySelector("svg").getAttribute("height"));
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function gaussianRandom(mean=0, stdev=1) {
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const u = 1 - Math.random(); // Converting [0,1) to (0,1]
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const v = Math.random();
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const z = Math.sqrt( -2.0 * Math.log( u ) ) * Math.cos( 2.0 * Math.PI * v );
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// Transform to the desired mean and standard deviation:
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return z * stdev + mean;
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}
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function* brownian(n){
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let x = 0;
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for(let i = 0; i < n; i ++){
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x += gaussianRandom(0, 10);
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console.log(x);
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yield x;
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}
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}
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function* pseudoBrownian(n, limit){
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let x = 0;
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for(let i = 0; i < n; i ++){
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let delta = gaussianRandom(0, 10);
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if(Math.abs(x + delta) > limit){
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delta = -1 * delta
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}
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x += delta;
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yield x;
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}
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}
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function* keyFrames(duration, framePerSeconds){
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const deltaX = canvasWidth / (duration * framePerSeconds);
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const limit = 0.75 * (canvasHeight / 2);
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for(const deltaY of pseudoBrownian(duration * framePerSeconds, limit)){
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yield {translateX: `+=${deltaX}`, translateY: deltaY};
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}
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}
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const duration = 60;
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const timeline = anime.timeline({
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duration: duration * second,
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autoplay: false,
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easing: 'linear'});
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for(let i = 1; i <= 12; i++){
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timeline.add({
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targets: `#rect-${i}`,
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keyframes: Array.from(keyFrames(duration, 30)),
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}, 0)
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}
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document.querySelector('#play').onclick = timeline.play;
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document.querySelector('#pause').onclick = timeline.pause;
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document.querySelector('#seek').onclick = function(){
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const seekVal = Number.parseFloat(second * document.querySelector('#seek-value').value);
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timeline.pause();
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timeline.seek(seekVal);
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}
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@@ -26,62 +26,5 @@
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<svg width="900" height="450" id="first" style="background-color: lightgray">
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</svg>
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<br>
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<svg width="900" height="450" >
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<rect x="0" y="0" width="900" height="450" class="court-border"></rect>
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<line x1="450" y1="0" x2="450" y2="450" class="court-border"></line>
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<line x1="300" y1="0" x2="300" y2="450" class="return-line"></line>
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<line x1="600" y1="0" x2="600" y2="450" class="return-line"></line>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: red;" id="rect-1"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: blue;" id="rect-2"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: yellow;" id="rect-3"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: pink;" id="rect-4"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: purple;" id="rect-5"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="fill: black;" id="rect-6"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: red; fill-opacity: 0;" id="rect-7"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: blue; fill-opacity: 0;" id="rect-8"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: yellow; fill-opacity: 0;" id="rect-9"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: pink; fill-opacity: 0;" id="rect-10"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: purple; fill-opacity: 0;" id="rect-11"></rect>
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<rect x="0" y="157.5" width="15" height="15"
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style="stroke: black; fill-opacity: 0;" id="rect-12"></rect>
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</svg>
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<div>
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<button id="play">play</button> <br>
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<button id="pause">pause</button>
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<br>
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<input type="number" id="seek-value">
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<button id="seek">seek</button>
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</div>
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</body>
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</html>
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+2
-75
@@ -1,72 +1,6 @@
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import anime from "https://esm.sh/animejs@3.2.2";
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import m from "https://esm.sh/mithril@2.2.2"
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import colormap from "https://esm.sh/colormap@2.3.2"
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const second = 1000;
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const canvasWidth = Number.parseFloat(document.querySelector("svg").getAttribute("width"));
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const canvasHeight = Number.parseFloat(document.querySelector("svg").getAttribute("height"));
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function gaussianRandom(mean=0, stdev=1) {
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const u = 1 - Math.random(); // Converting [0,1) to (0,1]
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const v = Math.random();
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const z = Math.sqrt( -2.0 * Math.log( u ) ) * Math.cos( 2.0 * Math.PI * v );
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// Transform to the desired mean and standard deviation:
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return z * stdev + mean;
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}
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function* brownian(n){
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let x = 0;
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for(let i = 0; i < n; i ++){
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x += gaussianRandom(0, 10);
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console.log(x);
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yield x;
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}
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}
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function* pseudoBrownian(n, limit){
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let x = 0;
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for(let i = 0; i < n; i ++){
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let delta = gaussianRandom(0, 10);
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if(Math.abs(x + delta) > limit){
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delta = -1 * delta
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}
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x += delta;
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yield x;
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}
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}
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function* keyFrames(duration, framePerSeconds){
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const deltaX = canvasWidth / (duration * framePerSeconds);
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const limit = 0.75 * (canvasHeight / 2);
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for(const deltaY of pseudoBrownian(duration * framePerSeconds, limit)){
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yield {translateX: `+=${deltaX}`, translateY: deltaY};
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}
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}
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const duration = 60;
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const timeline = anime.timeline({
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duration: duration * second,
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autoplay: false,
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easing: 'linear'});
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for(let i = 1; i <= 12; i++){
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timeline.add({
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targets: `#rect-${i}`,
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keyframes: Array.from(keyFrames(duration, 30)),
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}, 0)
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}
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document.querySelector('#play').onclick = timeline.play;
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document.querySelector('#pause').onclick = timeline.pause;
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document.querySelector('#seek').onclick = function(){
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const seekVal = Number.parseFloat(second * document.querySelector('#seek-value').value);
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timeline.pause();
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timeline.seek(seekVal);
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}
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import {range} from "./util.js";
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function generatePoints(points, frames){
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const lst = [];
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@@ -96,14 +30,7 @@ const url = "/dodgeball-tracker/outputs/output-lmbn_n_cuhk03_d.json";
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const resp = await fetch(url);
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const points = await resp.json();
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function range(min, max){
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const ret = [];
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while(min < max){
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ret.push(min);
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min ++;
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}
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return ret
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}
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m.render(document.getElementById("first"), generatePoints(points.points, range(-10, 400)));
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m.render(document.getElementById("first-ts"), m("span", getTimeStamp(points.points, 80)));
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-14400
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,12 @@
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export function range(min, max=undefined){
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if(max === undefined){
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max = min;
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min = 0;
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}
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const ret = [];
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while(min < max){
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ret.push(min);
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min ++;
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}
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return ret
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}
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Block a user