AoC day 10 visualisation
This commit is contained in:
Jack Bond-Preston
parent
38094a94ea
commit
39e0016142
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aoc/10/main.html
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aoc/10/main.html
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<html>
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<head>
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<meta charset="utf8" />
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<title>Day 10</title>
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<script src="main.js"></script>
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</head>
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<body>
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<canvas height="1000" width="1000" id="canvas" style="height: 95%;"></canvas>
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<br />
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<span id="points">Points: 0</span>
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<span id="turn">Seconds: 0</span>
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<input type="button" onclick="pointsArr = parseInput(document.getElementById('input').value);" value="Load data" />
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<input type="button" onclick="run(pointsArr);" value="Run" id="run" disabled />
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<input type="button" onclick="proceedBy(pointsArr, 1); render(pointsArr);" value="Next" disabled />
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<input type="button" onclick="proceedBy(pointsArr, -1); render(pointsArr);" value="Prev" disabled />
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||||||
|
position=<-10158, -41254> velocity=< 1, 4>
|
||||||
|
position=<-41170, -41249> velocity=< 4, 4>
|
||||||
|
position=< 51907, 51856> velocity=<-5, -5>
|
||||||
|
position=< 41586, -10216> velocity=<-4, 1>
|
||||||
|
position=< 31246, -20560> velocity=<-3, 2>
|
||||||
|
position=<-30826, -10217> velocity=< 3, 1>
|
||||||
|
position=< 10569, 51848> velocity=<-1, -5>
|
||||||
|
position=<-20484, -30912> velocity=< 2, 3>
|
||||||
|
position=< 10559, 41510> velocity=<-1, -4>
|
||||||
|
position=< 41555, 31167> velocity=<-4, -3>
|
||||||
|
position=< 20877, -30911> velocity=<-2, 3>
|
||||||
|
position=<-51549, 20822> velocity=< 5, -2>
|
||||||
|
position=<-51551, 51856> velocity=< 5, -5>
|
||||||
|
position=<-10163, 10476> velocity=< 1, -1>
|
||||||
|
position=<-51530, -10222> velocity=< 5, 1>
|
||||||
|
position=< 31241, 20817> velocity=<-3, -2>
|
||||||
|
position=<-51514, 20822> velocity=< 5, -2>
|
||||||
|
position=<-41155, 31158> velocity=< 4, -3>
|
||||||
|
position=< 41565, 10468> velocity=<-4, -1>
|
||||||
|
position=< 51949, 41503> velocity=<-5, -4>
|
||||||
|
position=< 20874, 10468> velocity=<-2, -1>
|
||||||
|
position=< 41611, -41253> velocity=<-4, 4>
|
||||||
|
position=<-30813, -30906> velocity=< 3, 3>
|
||||||
|
position=< 41574, 41511> velocity=<-4, -4>
|
||||||
|
position=< 51931, 51856> velocity=<-5, -5>
|
||||||
|
position=<-20508, -10220> velocity=< 2, 1>
|
||||||
|
position=< 20891, -41253> velocity=<-2, 4>
|
||||||
|
position=< 31249, 31159> velocity=<-3, -3>
|
||||||
|
position=< 41579, 31162> velocity=<-4, -3>
|
||||||
|
position=<-51527, 51853> velocity=< 5, -5>
|
||||||
|
position=<-30826, 20819> velocity=< 3, -2>
|
||||||
|
position=<-20508, 10471> velocity=< 2, -1>
|
||||||
|
position=<-20472, 10476> velocity=< 2, -1>
|
||||||
|
position=< 51924, 41507> velocity=<-5, -4>
|
||||||
|
position=<-30837, -51600> velocity=< 3, 5>
|
||||||
|
position=<-20487, 41512> velocity=< 2, -4>
|
||||||
|
position=<-51499, 41512> velocity=< 5, -4>
|
||||||
|
position=<-51508, -30910> velocity=< 5, 3>
|
||||||
|
position=<-20483, -20566> velocity=< 2, 2>
|
||||||
|
position=<-20516, -51596> velocity=< 2, 5>
|
||||||
|
position=< 20924, -30908> velocity=<-2, 3>
|
||||||
|
position=<-10144, -41257> velocity=< 1, 4>
|
||||||
|
position=<-41154, -41257> velocity=< 4, 4>
|
||||||
|
position=< 51902, -20558> velocity=<-5, 2>
|
||||||
|
position=< 41610, -10216> velocity=<-4, 1>
|
||||||
|
position=< 51917, -41248> velocity=<-5, 4>
|
||||||
|
position=<-20459, 31158> velocity=< 2, -3>
|
||||||
|
position=< 20884, 31162> velocity=<-2, -3>
|
||||||
|
position=<-20506, -30908> velocity=< 2, 3>
|
||||||
|
position=<-51533, -30903> velocity=< 5, 3>
|
||||||
|
position=<-10168, -30912> velocity=< 1, 3>
|
||||||
|
position=< 20904, 41506> velocity=<-2, -4>
|
||||||
|
position=<-51551, 31163> velocity=< 5, -3>
|
||||||
|
position=<-20500, -51595> velocity=< 2, 5>
|
||||||
|
position=< 31251, -20561> velocity=<-3, 2>
|
||||||
|
position=<-41186, -51595> velocity=< 4, 5>
|
||||||
|
position=<-20496, 31163> velocity=< 2, -3>
|
||||||
|
position=<-20458, -41257> velocity=< 2, 4>
|
||||||
|
position=< 41554, -41255> velocity=<-4, 4>
|
||||||
|
position=<-51511, 31163> velocity=< 5, -3>
|
||||||
|
position=<-51535, 20821> velocity=< 5, -2>
|
||||||
|
position=<-30853, -41249> velocity=< 3, 4>
|
||||||
|
position=< 20912, -51597> velocity=<-2, 5>
|
||||||
|
position=< 10527, -30903> velocity=<-1, 3>
|
||||||
|
position=< 41587, 41505> velocity=<-4, -4></textarea>
|
||||||
|
</body>
|
||||||
197
aoc/10/main.js
Normal file
197
aoc/10/main.js
Normal file
|
|
@ -0,0 +1,197 @@
|
||||||
|
class Point {
|
||||||
|
|
||||||
|
constructor(x, y, vx, vy) {
|
||||||
|
this.x = x;
|
||||||
|
this.y = y;
|
||||||
|
this.vx = vx;
|
||||||
|
this.vy = vy;
|
||||||
|
}
|
||||||
|
|
||||||
|
next() {
|
||||||
|
this.x += this.vx;
|
||||||
|
this.y += this.vy;
|
||||||
|
}
|
||||||
|
|
||||||
|
prev() {
|
||||||
|
this.x -= this.vx;
|
||||||
|
this.y -= this.vy;
|
||||||
|
}
|
||||||
|
|
||||||
|
// move multiple at once
|
||||||
|
proceed(turns) {
|
||||||
|
this.x += turns * this.vx;
|
||||||
|
this.y += turns * this.vy;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
let pointsArr = [];
|
||||||
|
let minDistance = 0;
|
||||||
|
let turn = 0;
|
||||||
|
|
||||||
|
function sleep(ms) {
|
||||||
|
return new Promise(resolve => setTimeout(resolve, ms));
|
||||||
|
}
|
||||||
|
|
||||||
|
function getColourIndicesForCoord(x, y, width) {
|
||||||
|
let red = y * (width * 4) + x * 4;
|
||||||
|
|
||||||
|
return {
|
||||||
|
"red": red,
|
||||||
|
"green": red + 1,
|
||||||
|
"blue": red + 2,
|
||||||
|
"alpha": red + 3
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
function setVirtualPixel(data, x, y, rgba, scale) {
|
||||||
|
let xStart = x * scale;
|
||||||
|
let yStart = y * scale;
|
||||||
|
|
||||||
|
let xEnd = (x + 1) * scale;
|
||||||
|
let yEnd = (y + 1) * scale;
|
||||||
|
|
||||||
|
for (let i = xStart; i < xEnd; i++) {
|
||||||
|
for (let j = yStart; j < yEnd; j++) {
|
||||||
|
let indices = getColourIndicesForCoord(i, j, 1000);
|
||||||
|
|
||||||
|
data.data[indices.red] = rgba.red;
|
||||||
|
data.data[indices.green] = rgba.green;
|
||||||
|
data.data[indices.blue] = rgba.blue;
|
||||||
|
data.data[indices.alpha] = rgba.alpha;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return data;
|
||||||
|
}
|
||||||
|
|
||||||
|
function parseInput(raw) {
|
||||||
|
let points = []
|
||||||
|
|
||||||
|
let split = raw.split('\n');
|
||||||
|
|
||||||
|
let indexes = [];
|
||||||
|
|
||||||
|
for (let i = 0; i < split[0].length; i++) {
|
||||||
|
if (split[0][i] === '<' || split[0][i] === ',' || split[0][i] === '>') indexes.push(i);
|
||||||
|
}
|
||||||
|
|
||||||
|
for (let line of raw.split('\n')) {
|
||||||
|
let x = Number(line.slice(indexes[0] + 1, indexes[1]));
|
||||||
|
let y = Number(line.slice(indexes[1] + 2, indexes[2]));
|
||||||
|
|
||||||
|
let vx = Number(line.slice(indexes[3] + 1, indexes[4]));
|
||||||
|
let vy = Number(line.slice(indexes[4] + 2, indexes[5]));
|
||||||
|
|
||||||
|
points.push(new Point(x, y, vx, vy));
|
||||||
|
}
|
||||||
|
updateDistance(points);
|
||||||
|
turn = 0;
|
||||||
|
|
||||||
|
document.getElementById("points").innerText = "Points: " + points.length;
|
||||||
|
document.getElementById("turn").innerText = "Seconds: 0";
|
||||||
|
|
||||||
|
for (let i of document.getElementsByTagName("input")) {
|
||||||
|
i.disabled = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
clearCanvas();
|
||||||
|
|
||||||
|
return points;
|
||||||
|
}
|
||||||
|
|
||||||
|
function clearCanvas() {
|
||||||
|
let context = document.getElementById("canvas").getContext("2d");
|
||||||
|
|
||||||
|
context.putImageData(context.createImageData(canvas.width, canvas.height), 0, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
function render(points) {
|
||||||
|
let canvas = document.getElementById("canvas");
|
||||||
|
let context = canvas.getContext("2d");
|
||||||
|
|
||||||
|
let data = context.createImageData(canvas.width, canvas.height);
|
||||||
|
const colour = {
|
||||||
|
red: 255,
|
||||||
|
green: 0,
|
||||||
|
blue: 0,
|
||||||
|
alpha: 255
|
||||||
|
};
|
||||||
|
|
||||||
|
let min = [
|
||||||
|
Math.min(... points.map(p => p.x)),
|
||||||
|
Math.min(... points.map(p => p.y))
|
||||||
|
];
|
||||||
|
|
||||||
|
let max = [
|
||||||
|
Math.max(... points.map(p => p.x)),
|
||||||
|
Math.max(... points.map(p => p.y))
|
||||||
|
];
|
||||||
|
|
||||||
|
let offset = [-min[0], -min[1]];
|
||||||
|
let maxDiff = Math.max(max[0] - min[0], max[1] - min[1])
|
||||||
|
|
||||||
|
if (maxDiff > 1000) scale = 1;
|
||||||
|
else scale = Math.floor(1000 / maxDiff);
|
||||||
|
|
||||||
|
while (1000 % scale !== 0) scale--;
|
||||||
|
|
||||||
|
console.log(`Scale: ${scale}, diff: ${maxDiff}, offset: ${offset}`);
|
||||||
|
|
||||||
|
for (let point of points) {
|
||||||
|
if (point.x + offset[0] < 1000 && point.y + offset[1] < 1000)
|
||||||
|
data = setVirtualPixel(data, point.x + offset[0], point.y + offset[1], colour, scale);
|
||||||
|
}
|
||||||
|
|
||||||
|
context.putImageData(data, 0, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
function distance(p1, p2) {
|
||||||
|
return Math.abs(p1.x - p2.x) + Math.abs(p1.y - p2.y);
|
||||||
|
}
|
||||||
|
|
||||||
|
function updateDistance(points) {
|
||||||
|
minDistance = Math.min(...
|
||||||
|
points.map(
|
||||||
|
point => {
|
||||||
|
return Math.max(...
|
||||||
|
points.map(point2 => distance(point, point2))
|
||||||
|
);
|
||||||
|
}
|
||||||
|
)
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
async function run(points) {
|
||||||
|
document.getElementById("run").disabled = true;
|
||||||
|
|
||||||
|
let x = 0;
|
||||||
|
|
||||||
|
let prevMin = minDistance + 1;
|
||||||
|
|
||||||
|
console.log(minDistance);
|
||||||
|
|
||||||
|
while (prevMin > minDistance) {
|
||||||
|
prevMin = minDistance;
|
||||||
|
|
||||||
|
proceedBy(points, Math.ceil(minDistance / 500));
|
||||||
|
|
||||||
|
updateDistance(points);
|
||||||
|
|
||||||
|
if (minDistance < 1000 && prevMin > minDistance) {
|
||||||
|
render(points);
|
||||||
|
await sleep(10);
|
||||||
|
}
|
||||||
|
else await sleep(2);
|
||||||
|
}
|
||||||
|
|
||||||
|
proceedBy(points, -1);
|
||||||
|
|
||||||
|
render(points);
|
||||||
|
}
|
||||||
|
|
||||||
|
function proceedBy(points, amount) {
|
||||||
|
points.forEach(point => point.proceed(amount));
|
||||||
|
|
||||||
|
turn += amount;
|
||||||
|
document.getElementById("turn").innerText = "Seconds: " + turn;
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user