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Solved #1988- Magnetic field lines stimulation #2031

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merged 5 commits into from
Jul 1, 2024
Merged

Solved #1988- Magnetic field lines stimulation #2031

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ea90fec
Create index2.html
Aditi22Bansal Jul 1, 2024
5b87031
Create styles.css
Aditi22Bansal Jul 1, 2024
dd181cb
Rename styles.css to styles2.css
Aditi22Bansal Jul 1, 2024
646ca6f
Create script2.js
Aditi22Bansal Jul 1, 2024
e7cb355
Create manifest.json
Aditi22Bansal Jul 1, 2024
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20 changes: 20 additions & 0 deletions Magnetic Field Lines Stimulation/index2.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Magnetic Field Lines Simulation</title>
<link rel="stylesheet" href="styles2.css">
</head>
<body>
<div class="controls">
<button id="startBtn">Start</button>
<button id="stopBtn">Stop</button>
<button id="resetBtn">Reset</button>
</div>
<div class="container">
<canvas id="simulationCanvas"></canvas>
</div>
<script src="script2.js"></script>
</body>
</html>
35 changes: 35 additions & 0 deletions Magnetic Field Lines Stimulation/manifest.json
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{
"name": "Magnetic Field Lines Simulation",
"version": "1.0.0",
"description": "A simulation to visualize magnetic field lines around a magnet or a set of magnets.",
"main": "index.html",
"scripts": {
"start": "live-server",
"build": "webpack --mode production"
},
"repository": {
"type": "git",
"url": "https://github.com/yourusername/magnetic-field-lines-simulation.git"
},
"keywords": [
"magnetism",
"magnetic field",
"simulation",
"physics",
"visualization"
],
"author": "Your Name",
"license": "MIT",
"dependencies": {
"three": "^0.130.0",
"dat.gui": "^0.7.6"
},
"devDependencies": {
"webpack": "^5.38.1",
"webpack-cli": "^4.7.2",
"live-server": "^1.2.1"
},
"browserslist": [
"defaults"
]
}
100 changes: 100 additions & 0 deletions Magnetic Field Lines Stimulation/script2.js
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// script2.js

const canvas = document.getElementById('simulationCanvas');
const ctx = canvas.getContext('2d');
const startBtn = document.getElementById('startBtn');
const stopBtn = document.getElementById('stopBtn');
const resetBtn = document.getElementById('resetBtn');

canvas.width = canvas.offsetWidth;
canvas.height = canvas.offsetHeight;

let animationId;
let particles = [];

const magnet = {
x: canvas.width / 2,
y: canvas.height / 2,
width: 20,
height: 100
};

function Particle(x, y) {
this.x = x;
this.y = y;
this.vx = 0;
this.vy = 0;
}

Particle.prototype.update = function() {
const dx = this.x - magnet.x;
const dy = this.y - magnet.y;
const dist = Math.sqrt(dx * dx + dy * dy);
const force = 100 / (dist * dist);

const fx = force * dx / dist;
const fy = force * dy / dist;

this.vx -= fx;
this.vy -= fy;

this.x += this.vx;
this.y += this.vy;
};

Particle.prototype.draw = function() {
ctx.beginPath();
ctx.arc(this.x, this.y, 2, 0, Math.PI * 2);
ctx.fillStyle = '#1abc9c';
ctx.fill();
};

function initParticles() {
particles = [];
for (let i = 0; i < 100; i++) {
const angle = Math.PI * 2 * Math.random();
const radius = Math.random() * 150 + 50;
const x = magnet.x + Math.cos(angle) * radius;
const y = magnet.y + Math.sin(angle) * radius;
particles.push(new Particle(x, y));
}
}

function drawMagnet() {
ctx.fillStyle = '#e74c3c';
ctx.fillRect(magnet.x - magnet.width / 2, magnet.y - magnet.height / 2, magnet.width, magnet.height);
}

function animate() {
ctx.clearRect(0, 0, canvas.width, canvas.height);
drawMagnet();
particles.forEach(particle => {
particle.update();
particle.draw();
});
animationId = requestAnimationFrame(animate);
}

function startSimulation() {
if (!animationId) {
animate();
}
}

function stopSimulation() {
cancelAnimationFrame(animationId);
animationId = null;
}

function resetSimulation() {
stopSimulation();
initParticles();
animate();
}

startBtn.addEventListener('click', startSimulation);
stopBtn.addEventListener('click', stopSimulation);
resetBtn.addEventListener('click', resetSimulation);

resetSimulation();
52 changes: 52 additions & 0 deletions Magnetic Field Lines Stimulation/styles2.css
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/* styles2.css */

body {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
background-color: #2c3e50;
color: #ecf0f1;
font-family: Arial, sans-serif;
}

.controls {
display: flex;
justify-content: center;
align-items: center;
margin-bottom: 20px;
}

button {
margin: 0 10px;
padding: 10px 20px;
border: none;
border-radius: 5px;
background-color: #34495e;
color: #ecf0f1;
cursor: pointer;
transition: background-color 0.3s;
}

button:hover {
background-color: #1abc9c;
}

.container {
position: relative;
width: 800px;
height: 600px;
border: 1px solid #ecf0f1;
background-color: #34495e;
border-radius: 10px;
box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}

canvas {
display: block;
width: 100%;
height: 100%;
border-radius: 10px;
}
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