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- <!DOCTYPE html>
- <html>
- <head>
- <title>three.js css3d - orthographic</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">
- <style>
- body {
- background-color: #f0f0f0;
- }
- a {
- color: #f00;
- }
- #info {
- color: #000000;
- }
- </style>
- </head>
- <body>
- <div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> css3d - orthographic</div>
- <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 { CSS3DRenderer, CSS3DObject } from 'three/addons/renderers/CSS3DRenderer.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- let camera, scene, renderer;
- let scene2, renderer2;
- const frustumSize = 500;
- init();
- animate();
- function init() {
- const aspect = window.innerWidth / window.innerHeight;
- camera = new THREE.OrthographicCamera( frustumSize * aspect / - 2, frustumSize * aspect / 2, frustumSize / 2, frustumSize / - 2, 1, 1000 );
- camera.position.set( - 200, 200, 200 );
- scene = new THREE.Scene();
- scene.background = new THREE.Color( 0xf0f0f0 );
- scene2 = new THREE.Scene();
- const material = new THREE.MeshBasicMaterial( { color: 0x000000, wireframe: true, wireframeLinewidth: 1, side: THREE.DoubleSide } );
- // left
- createPlane(
- 100, 100,
- 'chocolate',
- new THREE.Vector3( - 50, 0, 0 ),
- new THREE.Euler( 0, - 90 * THREE.MathUtils.DEG2RAD, 0 )
- );
- // right
- createPlane(
- 100, 100,
- 'saddlebrown',
- new THREE.Vector3( 0, 0, 50 ),
- new THREE.Euler( 0, 0, 0 )
- );
- // top
- createPlane(
- 100, 100,
- 'yellowgreen',
- new THREE.Vector3( 0, 50, 0 ),
- new THREE.Euler( - 90 * THREE.MathUtils.DEG2RAD, 0, 0 )
- );
- // bottom
- createPlane(
- 300, 300,
- 'seagreen',
- new THREE.Vector3( 0, - 50, 0 ),
- new THREE.Euler( - 90 * THREE.MathUtils.DEG2RAD, 0, 0 )
- );
- //
- renderer = new THREE.WebGLRenderer();
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- document.body.appendChild( renderer.domElement );
- renderer2 = new CSS3DRenderer();
- renderer2.setSize( window.innerWidth, window.innerHeight );
- renderer2.domElement.style.position = 'absolute';
- renderer2.domElement.style.top = 0;
- document.body.appendChild( renderer2.domElement );
- const controls = new OrbitControls( camera, renderer2.domElement );
- controls.minZoom = 0.5;
- controls.maxZoom = 2;
- function createPlane( width, height, cssColor, pos, rot ) {
- const element = document.createElement( 'div' );
- element.style.width = width + 'px';
- element.style.height = height + 'px';
- element.style.opacity = 0.75;
- element.style.background = cssColor;
- const object = new CSS3DObject( element );
- object.position.copy( pos );
- object.rotation.copy( rot );
- scene2.add( object );
- const geometry = new THREE.PlaneGeometry( width, height );
- const mesh = new THREE.Mesh( geometry, material );
- mesh.position.copy( object.position );
- mesh.rotation.copy( object.rotation );
- scene.add( mesh );
- }
- window.addEventListener( 'resize', onWindowResize );
- createPanel();
- }
- function onWindowResize() {
- const aspect = window.innerWidth / window.innerHeight;
- camera.left = - frustumSize * aspect / 2;
- camera.right = frustumSize * aspect / 2;
- camera.top = frustumSize / 2;
- camera.bottom = - frustumSize / 2;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer2.setSize( window.innerWidth, window.innerHeight );
- }
- function animate() {
- requestAnimationFrame( animate );
- renderer.render( scene, camera );
- renderer2.render( scene2, camera );
- }
- function createPanel() {
- const panel = new GUI();
- const folder1 = panel.addFolder( 'camera setViewOffset' ).close();
- const settings = {
- 'setViewOffset'() {
- folder1.children[ 1 ].enable().setValue( window.innerWidth );
- folder1.children[ 2 ].enable().setValue( window.innerHeight );
- folder1.children[ 3 ].enable().setValue( 0 );
- folder1.children[ 4 ].enable().setValue( 0 );
- folder1.children[ 5 ].enable().setValue( window.innerWidth );
- folder1.children[ 6 ].enable().setValue( window.innerHeight );
- },
- 'fullWidth': 0,
- 'fullHeight': 0,
- 'offsetX': 0,
- 'offsetY': 0,
- 'width': 0,
- 'height': 0,
- 'clearViewOffset'() {
- folder1.children[ 1 ].setValue( 0 ).disable();
- folder1.children[ 2 ].setValue( 0 ).disable();
- folder1.children[ 3 ].setValue( 0 ).disable();
- folder1.children[ 4 ].setValue( 0 ).disable();
- folder1.children[ 5 ].setValue( 0 ).disable();
- folder1.children[ 6 ].setValue( 0 ).disable();
- camera.clearViewOffset();
- }
- };
- folder1.add( settings, 'setViewOffset' );
- folder1.add( settings, 'fullWidth', window.screen.width / 4, window.screen.width * 2, 1 ).onChange( ( val ) => updateCameraViewOffset( { fullWidth: val } ) ).disable();
- folder1.add( settings, 'fullHeight', window.screen.height / 4, window.screen.height * 2, 1 ).onChange( ( val ) => updateCameraViewOffset( { fullHeight: val } ) ).disable();
- folder1.add( settings, 'offsetX', 0, 256, 1 ).onChange( ( val ) => updateCameraViewOffset( { x: val } ) ).disable();
- folder1.add( settings, 'offsetY', 0, 256, 1 ).onChange( ( val ) => updateCameraViewOffset( { y: val } ) ).disable();
- folder1.add( settings, 'width', window.screen.width / 4, window.screen.width * 2, 1 ).onChange( ( val ) => updateCameraViewOffset( { width: val } ) ).disable();
- folder1.add( settings, 'height', window.screen.height / 4, window.screen.height * 2, 1 ).onChange( ( val ) => updateCameraViewOffset( { height: val } ) ).disable();
- folder1.add( settings, 'clearViewOffset' );
- }
- function updateCameraViewOffset( { fullWidth, fullHeight, x, y, width, height } ) {
- if ( ! camera.view ) {
- camera.setViewOffset( fullWidth || window.innerWidth, fullHeight || window.innerHeight, x || 0, y || 0, width || window.innerWidth, height || window.innerHeight );
- } else {
- camera.setViewOffset( fullWidth || camera.view.fullWidth, fullHeight || camera.view.fullHeight, x || camera.view.offsetX, y || camera.view.offsetY, width || camera.view.width, height || camera.view.height );
- }
- }
- </script>
- </body>
- </html>
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