You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
223 lines
5.6 KiB
223 lines
5.6 KiB
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js webgl - transform controls</title>
|
|
<meta charset="utf-8">
|
|
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
|
|
<link type="text/css" rel="stylesheet" href="main.css">
|
|
</head>
|
|
<body>
|
|
|
|
<div id="info">
|
|
"W" translate | "E" rotate | "R" scale | "+/-" adjust size<br />
|
|
"Q" toggle world/local space | "Shift" snap to grid<br />
|
|
"X" toggle X | "Y" toggle Y | "Z" toggle Z | "Spacebar" toggle enabled<br />
|
|
"Esc" reset current transform<br />
|
|
"C" toggle camera | "V" random zoom
|
|
</div>
|
|
|
|
<!-- Import maps polyfill -->
|
|
<!-- Remove this when import maps will be widely supported -->
|
|
<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
|
|
|
|
<script type="importmap">
|
|
{
|
|
"imports": {
|
|
"three": "../build/three.module.js",
|
|
"three/addons/": "./jsm/"
|
|
}
|
|
}
|
|
</script>
|
|
|
|
<script type="module">
|
|
|
|
import * as THREE from 'three';
|
|
|
|
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
|
|
import { TransformControls } from 'three/addons/controls/TransformControls.js';
|
|
|
|
let cameraPersp, cameraOrtho, currentCamera;
|
|
let scene, renderer, control, orbit;
|
|
|
|
init();
|
|
render();
|
|
|
|
function init() {
|
|
|
|
renderer = new THREE.WebGLRenderer();
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
document.body.appendChild( renderer.domElement );
|
|
|
|
const aspect = window.innerWidth / window.innerHeight;
|
|
|
|
cameraPersp = new THREE.PerspectiveCamera( 50, aspect, 0.01, 30000 );
|
|
cameraOrtho = new THREE.OrthographicCamera( - 600 * aspect, 600 * aspect, 600, - 600, 0.01, 30000 );
|
|
currentCamera = cameraPersp;
|
|
|
|
currentCamera.position.set( 1000, 500, 1000 );
|
|
currentCamera.lookAt( 0, 200, 0 );
|
|
|
|
scene = new THREE.Scene();
|
|
scene.add( new THREE.GridHelper( 1000, 10, 0x888888, 0x444444 ) );
|
|
|
|
const light = new THREE.DirectionalLight( 0xffffff, 2 );
|
|
light.position.set( 1, 1, 1 );
|
|
scene.add( light );
|
|
|
|
const texture = new THREE.TextureLoader().load( 'textures/crate.gif', render );
|
|
texture.anisotropy = renderer.capabilities.getMaxAnisotropy();
|
|
|
|
const geometry = new THREE.BoxGeometry( 200, 200, 200 );
|
|
const material = new THREE.MeshLambertMaterial( { map: texture, transparent: true } );
|
|
|
|
orbit = new OrbitControls( currentCamera, renderer.domElement );
|
|
orbit.update();
|
|
orbit.addEventListener( 'change', render );
|
|
|
|
control = new TransformControls( currentCamera, renderer.domElement );
|
|
control.addEventListener( 'change', render );
|
|
|
|
control.addEventListener( 'dragging-changed', function ( event ) {
|
|
|
|
orbit.enabled = ! event.value;
|
|
|
|
} );
|
|
|
|
const mesh = new THREE.Mesh( geometry, material );
|
|
scene.add( mesh );
|
|
|
|
control.attach( mesh );
|
|
scene.add( control );
|
|
|
|
window.addEventListener( 'resize', onWindowResize );
|
|
|
|
window.addEventListener( 'keydown', function ( event ) {
|
|
|
|
switch ( event.keyCode ) {
|
|
|
|
case 81: // Q
|
|
control.setSpace( control.space === 'local' ? 'world' : 'local' );
|
|
break;
|
|
|
|
case 16: // Shift
|
|
control.setTranslationSnap( 100 );
|
|
control.setRotationSnap( THREE.MathUtils.degToRad( 15 ) );
|
|
control.setScaleSnap( 0.25 );
|
|
break;
|
|
|
|
case 87: // W
|
|
control.setMode( 'translate' );
|
|
break;
|
|
|
|
case 69: // E
|
|
control.setMode( 'rotate' );
|
|
break;
|
|
|
|
case 82: // R
|
|
control.setMode( 'scale' );
|
|
break;
|
|
|
|
case 67: // C
|
|
const position = currentCamera.position.clone();
|
|
|
|
currentCamera = currentCamera.isPerspectiveCamera ? cameraOrtho : cameraPersp;
|
|
currentCamera.position.copy( position );
|
|
|
|
orbit.object = currentCamera;
|
|
control.camera = currentCamera;
|
|
|
|
currentCamera.lookAt( orbit.target.x, orbit.target.y, orbit.target.z );
|
|
onWindowResize();
|
|
break;
|
|
|
|
case 86: // V
|
|
const randomFoV = Math.random() + 0.1;
|
|
const randomZoom = Math.random() + 0.1;
|
|
|
|
cameraPersp.fov = randomFoV * 160;
|
|
cameraOrtho.bottom = - randomFoV * 500;
|
|
cameraOrtho.top = randomFoV * 500;
|
|
|
|
cameraPersp.zoom = randomZoom * 5;
|
|
cameraOrtho.zoom = randomZoom * 5;
|
|
onWindowResize();
|
|
break;
|
|
|
|
case 187:
|
|
case 107: // +, =, num+
|
|
control.setSize( control.size + 0.1 );
|
|
break;
|
|
|
|
case 189:
|
|
case 109: // -, _, num-
|
|
control.setSize( Math.max( control.size - 0.1, 0.1 ) );
|
|
break;
|
|
|
|
case 88: // X
|
|
control.showX = ! control.showX;
|
|
break;
|
|
|
|
case 89: // Y
|
|
control.showY = ! control.showY;
|
|
break;
|
|
|
|
case 90: // Z
|
|
control.showZ = ! control.showZ;
|
|
break;
|
|
|
|
case 32: // Spacebar
|
|
control.enabled = ! control.enabled;
|
|
break;
|
|
|
|
case 27: // Esc
|
|
control.reset();
|
|
break;
|
|
|
|
}
|
|
|
|
} );
|
|
|
|
window.addEventListener( 'keyup', function ( event ) {
|
|
|
|
switch ( event.keyCode ) {
|
|
|
|
case 16: // Shift
|
|
control.setTranslationSnap( null );
|
|
control.setRotationSnap( null );
|
|
control.setScaleSnap( null );
|
|
break;
|
|
|
|
}
|
|
|
|
} );
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
const aspect = window.innerWidth / window.innerHeight;
|
|
|
|
cameraPersp.aspect = aspect;
|
|
cameraPersp.updateProjectionMatrix();
|
|
|
|
cameraOrtho.left = cameraOrtho.bottom * aspect;
|
|
cameraOrtho.right = cameraOrtho.top * aspect;
|
|
cameraOrtho.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
render();
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
renderer.render( scene, currentCamera );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|
|
|