feat: added task 3 in vanilla

2026-04-03 15:34:28 +05:30 · 2026-04-03 15:34:28 +05:30 · 34f4bc743d
commit 34f4bc743d
parent b3133aae0e
2 changed files with 103 additions and 4 deletions
--- a/Week-2/Task-3/vanilla/index.html
+++ b/Week-2/Task-3/vanilla/index.html
@ -1,11 +1,18 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
-    <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Task 3 - UI-Controlled Product Option (Configurator Pattern)</title>
+  <meta charset="UTF-8" />
+  <title>Task 3 — UI-Controlled Product Option</title>
+  <link rel="stylesheet" href="./style.css">
 </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>
--- a/Week-2/Task-3/vanilla/main.js
+++ b/Week-2/Task-3/vanilla/main.js
@ -0,0 +1,92 @@
+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 geometries = {
+  black: new THREE.BoxGeometry(2, 2, 2),
+  silver: new THREE.SphereGeometry(1.5, 32, 32),
+  gold: new THREE.TorusGeometry(1.2, 0.4, 16, 100),
+};
+
+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,
+  }),
+};
+
+let currentVariant = "black";
+
+let mesh = new THREE.Mesh(
+  geometries[currentVariant],
+  materials[currentVariant]
+);
+scene.add(mesh);
+
+scene.add(new THREE.AmbientLight(0xffffff, 0.6));
+
+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;
+
+function updateScene() {
+  mesh.geometry = geometries[currentVariant];
+  mesh.material = materials[currentVariant];
+}
+
+const buttons = document.querySelectorAll("button");
+
+buttons.forEach((btn) => {
+  btn.addEventListener("click", () => {
+    const variant = btn.getAttribute("data-variant");
+
+    currentVariant = variant;   
+    updateScene();              
+
+    buttons.forEach((b) => b.classList.remove("active"));
+    btn.classList.add("active");
+  });
+});
+
+function animate() {
+  requestAnimationFrame(animate);
+
+  controls.update();
+
+  renderer.render(scene, camera);
+}
+animate();
+
+window.addEventListener("resize", () => {
+  camera.aspect = window.innerWidth / window.innerHeight;
+  camera.updateProjectionMatrix();
+  renderer.setSize(window.innerWidth, window.innerHeight);
+});