Files
03-First-Three-JS-Project/src/script.js
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JavaScript

import * as THREE from 'three';
import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls.js';
import { Timer } from 'three/examples/jsm/misc/Timer.js';
/**
* Base
*/
// Canvas
const canvas = document.querySelector('canvas.webgl');
// Scene
const scene = new THREE.Scene();
/**
* Object
*/
const geometry = new THREE.BoxGeometry(1, 1, 1);
const material = new THREE.MeshBasicMaterial({ color: 0xff0000 });
const mesh = new THREE.Mesh(geometry, material);
scene.add(mesh);
/**
* Sizes
*/
const sizes = {
width: window.innerWidth,
height: window.innerHeight
};
window.addEventListener('resize', () =>
{
// Update sizes
sizes.width = window.innerWidth;
sizes.height = window.innerHeight;
// Update Camera
camera.aspect = sizes.width / sizes.height;
camera.updateProjectionMatrix();
// Update Renderer
renderer.setSize(sizes.width, sizes.height);
renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
});
window.addEventListener('dblclick', () =>
{
const fullscreenElement = document.fullscreenElement || document.webkitFullscreenElement;
if (!fullscreenElement)
{
if (canvas.requestFullscreen)
{
canvas.requestFullscreen();
}
else if (canvas.webkitRequestFullscreen)
{
canvas.webkitRequestFullscreen();
}
}
else
{
if (document.exitFullscreen)
{
document.exitFullscreen();
}
else if (document.webkitExitFullscreen)
{
document.webkitExitFullscreen();
}
}
});
/**
* Camera
*/
// Base camera
const camera = new THREE.PerspectiveCamera(75, sizes.width / sizes.height, 0.1, 100);
camera.position.z = 3;
scene.add(camera);
// Controls
const controls = new OrbitControls(camera, canvas);
controls.enableDamping = true;
/**
* Renderer
*/
const renderer = new THREE.WebGLRenderer({
canvas: canvas
});
renderer.setSize(sizes.width, sizes.height);
/**
* Animate
*/
const timer = new Timer();
timer.connect(document); // pause otomatis saat tab tidak aktif
const tick = () =>
{
timer.update();
const elapsedTime = timer.getElapsed();
// Update controls
controls.update();
// Render
renderer.render(scene, camera);
// Call tick again on the next frame
window.requestAnimationFrame(tick);
};
tick();