LLM-showcase/Aesthetic.html at main · jiaminglimjm/LLM-showcase · GitHub

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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>2D Particles Elastic Collisions Simulator</title>
    <style>
        body {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            margin: 0;
            padding: 0;
            font-family: Arial, sans-serif;
            background-color: #f0f0f0;
        }

        canvas {
            display: block;
            margin: 0 auto;
            background-color: black;
            max-width: 100%;
        }

        .controls {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .controls > div {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        button {
            background-color: #4CAF50;
            border: none;
            color: white;
            padding: 8px 16px;
            text-align: center;
            text-decoration: none;
            display: inline-block;
            font-size: 16px;
            margin: 4px 2px;
            cursor: pointer;
            border-radius: 4px;
            transition-duration: 0.4s;
        }

        button:hover {
            background-color: #45a049;
        }

        @media (max-width: 768px) {
            .controls {
                flex-direction: column;
            }
        }

    </style>


    <!-- Google tag (gtag.js) -->
    <script async src="https://www.googletagmanager.com/gtag/js?id=G-416T4GK1DB"></script>
    <script>
      window.dataLayer = window.dataLayer || [];
      function gtag(){dataLayer.push(arguments);}
      gtag('js', new Date());

      gtag('config', 'G-416T4GK1DB');
    </script>

</head>
<body>

    <canvas id="simulation" width="720" height="720"></canvas>

    <div class="controls">
        <label for="max_depth">Max Depth:</label>
        <input type="range" id="max_depth" name="max_depth" min="1" max="8" step="1" value="7">
        <input type="number" id="max_depth_value" value="7" min="1" max="8" step="1">
    </div>
    <div class="controls">
        <label for="particle_speed">Particle Speed:</label>
        <input type="range" id="particle_speed" name="particle_speed" min="0" max="5" step="0.1" value="3.5">
        <input type="number" id="particle_speed_value" value="3.5" min="0" max="5" step="0.1">
    </div>
    <div class="controls">
        <label for="num_particles">Number of Particles:</label>
        <input type="range" id="num_particles" name="num_particles" min="3" max="50" value="16">
        <input type="number" id="num_particles_value" value="16" min="3" max="50">
    </div>
    <button id="refresh">Refresh</button>


    <script>
        class Particle {
            constructor(x, y, dx, dy) {
                this.x = x;
                this.y = y;
                this.dx = dx;
                this.dy = dy;
                this.radius = 10;
                this.color = 'white';
            }

            move() {
                this.x += this.dx;
                this.y += this.dy;
            }

            draw(ctx) {
                ctx.beginPath();
                ctx.arc(this.x, this.y, this.radius, 0, 2 * Math.PI);
                ctx.fillStyle = this.color;
                ctx.fill();
                ctx.closePath();
            }

            wallCollision(width, height) {
                if (this.x - this.radius < 0 || this.x + this.radius > width) {
                    this.dx = -this.dx;
                }
                if (this.y - this.radius < 0 || this.y + this.radius > height) {
                    this.dy = -this.dy;
                }
            }
        }

        function distance(p1, p2) {
            return Math.sqrt(Math.pow(p1.x - p2.x, 2) + Math.pow(p1.y - p2.y, 2));
        }

        function resolveCollision(p1, p2) {
            const dist = distance(p1, p2);

            if (dist <= p1.radius + p2.radius) {
                const nx = (p2.x - p1.x) / dist;
                const ny = (p2.y - p1.y) / dist;

                const tx = -ny;
                const ty = nx;

                const dp1n = p1.dx * nx + p1.dy * ny;
                const dp2n = p2.dx * nx + p2.dy * ny;

                const dp1t = p1.dx * tx + p1.dy * ty;
                const dp2t = p2.dx * tx + p2.dy * ty;

                const p1NewNormalSpeed = dp2n;
                const p2NewNormalSpeed = dp1n;

                p1.dx = p1NewNormalSpeed * nx + dp1t * tx;
                p1.dy = p1NewNormalSpeed * ny + dp1t * ty;
                p2.dx = p2NewNormalSpeed * nx + dp2t * tx;
                p2.dy = p2NewNormalSpeed * ny + dp2t * ty;

                /*const overlap = (p1.radius + p2.radius) - dist;
                const separationX = overlap * nx / 2;
                const separationY = overlap * ny / 2;

                p1.x += separationX;
                p1.y += separationY;
                p2.x -= separationX;
                p2.y -= separationY;*/
            }
        }

        function drawLine(ctx, p1, p2) {
            ctx.beginPath();
            ctx.moveTo(p1.x, p1.y);
            ctx.lineTo(p2.x, p2.y);
            ctx.strokeStyle = p1.color;
            ctx.stroke();
        }

        function drawPolygons(particles, ctx, depth, ratio) {
            if (depth === 0 || particles.length < 3) {
                return;
            }

            const newParticles = [];
            for (let i = 0; i < particles.length; i++) {
                const p1 = particles[i];
                const p2 = particles[(i + 1) % particles.length];
                const x = p1.x + ratio * (p2.x - p1.x);
                const y = p1.y + ratio * (p2.y - p1.y);
                const newParticle = new Particle(x, y, 0, 0);
                drawLine(ctx, p1, newParticle);
                newParticles.push(newParticle);
            }

            drawPolygons(newParticles, ctx, depth - 1, ratio);
        }


        const canvas = document.getElementById('simulation');
        const ctx = canvas.getContext('2d');
        const width = canvas.width;
        const height = canvas.height;

        let numParticles = 16;
        let particles = [];
        const centerX = width / 2;
        const centerY = height / 2;
        let initialSpeed = 3.5;
        const circleRadius = 150;

        for (let i = 0; i < numParticles; i++) {
            const angle = 2 * Math.PI * i / numParticles;
            const x = centerX + circleRadius * Math.cos(angle);
            const y = centerY + circleRadius * Math.sin(angle);
            const dx = initialSpeed * Math.cos(angle);
            const dy = initialSpeed * Math.sin(angle);
            particles.push(new Particle(x, y, dx, dy));
        }

        let ratio = 0;
        const ratioSpeed = 0.003;
        let maxDepth = 64;

        function animate() {
            ctx.clearRect(0, 0, width, height);

            for (const p of particles) {
                p.move();
                p.wallCollision(width, height);
                p.draw(ctx);
            }

            for (let i = 0; i < particles.length; i++) {
                for (let j = i + 1; j < particles.length; j++) {
                    resolveCollision(particles[i], particles[j]);
                }
            }

            drawPolygons(particles, ctx, maxDepth, ratio);

            ratio += ratioSpeed;
            if (ratio > 1) {
                ratio = 0;
            }
            requestAnimationFrame(animate);
        }

        animate();


        const maxDepthInput = document.getElementById('max_depth');
        const maxDepthValue = document.getElementById('max_depth_value');
        const particleSpeedInput = document.getElementById('particle_speed');
        const particleSpeedValue = document.getElementById('particle_speed_value');
        const numParticlesInput = document.getElementById('num_particles');
        const numParticlesValue = document.getElementById('num_particles_value');
        const refreshButton = document.getElementById('refresh');

        maxDepthInput.addEventListener('input', () => {
            maxDepthValue.value = maxDepthInput.value;
            maxDepth = Math.pow(2,parseFloat(maxDepthValue.value));
        });

        maxDepthValue.addEventListener('input', () => {
            maxDepthInput.value = maxDepthValue.value;
            maxDepth = Math.pow(2,parseFloat(maxDepthValue.value));
        });

        particleSpeedInput.addEventListener('input', () => {
            particleSpeedValue.value = particleSpeedInput.value;
            initialSpeed = parseFloat(particleSpeedInput.value);
        });

        particleSpeedInput.addEventListener('input', () => {
            particleSpeedInput.value = particleSpeedValue.value;
            initialSpeed = parseFloat(particleSpeedValue.value);
        });

        numParticlesInput.addEventListener('input', () => {
            numParticlesValue.value = numParticlesInput.value;
            numParticles = parseInt(numParticlesInput.value);
        });

        numParticlesValue.addEventListener('input', () => {
            numParticlesInput.value = numParticlesValue.value;
            numParticles = parseInt(numParticlesValue.value);
        });

        refreshButton.addEventListener('click', () => {
            particles.length = 0;
            ratio = 0;
            for (let i = 0; i < numParticles; i++) {
                const angle = 2 * Math.PI * i / numParticles;
                const x = centerX + circleRadius * Math.cos(angle);
                const y = centerY + circleRadius * Math.sin(angle);
                const dx = initialSpeed * Math.cos(angle);
                const dy = initialSpeed * Math.sin(angle);
                particles.push(new Particle(x, y, dx, dy));
            }
        });

    </script>
</body>
</html>