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feat: Task 1 - Material Variant Switcher (Vanilla)

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divyap 2026-04-02 01:13:17 +05:30
parent 18774bbd88
commit 044ee26de8
3 changed files with 90 additions and 4 deletions
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14
Week-2/Task-1/vanilla/index.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>Task 1 — Material Variant Switcher</title>
<meta charset="UTF-8" />
<title>Material Variant Switcher</title>
</head>
<body>
<script type="module" src="main.js"></script>
<div id="controls">
<button data-variant="black" class="active">Black</button>
<button data-variant="silver">Silver</button>
<button data-variant="gold">Gold</button>
</div>
<script type="module" src="./main.js"></script>
</body>
</html>

80
Week-2/Task-1/vanilla/main.js
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import * as THREE from "three";
import { OrbitControls } from "three/examples/jsm/controls/OrbitControls.js";
const scene = new THREE.Scene();
scene.background = new THREE.Color("white");
const camera = new THREE.PerspectiveCamera(
75,
window.innerWidth / window.innerHeight,
0.1,
1000
);
camera.position.z = 5;
const renderer = new THREE.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);
const geometry = new THREE.TorusKnotGeometry(1.5, 0.5, 100, 16);
const materials = {
black: new THREE.MeshStandardMaterial({
color: "black",
roughness: 1,
metalness: 0,
}),
silver: new THREE.MeshStandardMaterial({
color: "#C0C0C0",
roughness: 0.3,
metalness: 1,
}),
gold: new THREE.MeshStandardMaterial({
color: "#FFD700",
roughness: 0.4,
metalness: 1,
}),
};
const sphere = new THREE.Mesh(geometry, materials.black);
scene.add(sphere);
const ambientLight = new THREE.AmbientLight(0xffffff, 0.6);
scene.add(ambientLight);
const pointLight = new THREE.PointLight(0xffffff, 1);
pointLight.position.set(5, 5, 5);
scene.add(pointLight);
const controls = new OrbitControls(camera, renderer.domElement);
controls.enableDamping = true;
const buttons = document.querySelectorAll("button");
buttons.forEach((btn) => {
btn.addEventListener("click", () => {
const variant = btn.getAttribute("data-variant");
sphere.material = materials[variant];
buttons.forEach((b) => b.classList.remove("active"));
btn.classList.add("active");
});
});
function animate() {
requestAnimationFrame(animate);
controls.update();
sphere.rotation.y += 0.01;
renderer.render(scene, camera);
}
animate();
window.addEventListener("resize", () => {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
});

0
Week-2/Task-1/vanilla/style.css Normal file
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