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misc_controls_transform.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>Verge3D 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/[email protected]/dist/es-module-shims.js"></script>
<script type="importmap">
{
"imports": {
"v3d": "../build/v3d.module.js",
"v3d/addons/": "./jsm/"
}
}
</script>
<script type="module">
import * as v3d from 'v3d';
import { OrbitControls } from 'v3d/addons/controls/OrbitControls.js';
import { TransformControls } from 'v3d/addons/controls/TransformControls.js';
let cameraPersp, cameraOrtho, currentCamera;
let scene, renderer, control, orbit;
init();
render();
function init() {
renderer = new v3d.WebGLRenderer();
renderer.setPixelRatio(window.devicePixelRatio);
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);
const aspect = window.innerWidth / window.innerHeight;
cameraPersp = new v3d.PerspectiveCamera(50, aspect, 0.01, 30000);
cameraOrtho = new v3d.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 v3d.Scene();
scene.add(new v3d.GridHelper(1000, 10, 0x888888, 0x444444));
const light = new v3d.DirectionalLight(0xffffff, 2);
light.position.set(1, 1, 1);
scene.add(light);
const texture = new v3d.TextureLoader().load('textures/crate.gif', render);
texture.anisotropy = renderer.capabilities.getMaxAnisotropy();
const geometry = new v3d.BoxGeometry(200, 200, 200);
const material = new v3d.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 v3d.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(v3d.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>