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122 lines
3.0 KiB
122 lines
3.0 KiB
2 years ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - PCD</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a>
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<a href="https://pointclouds.org/documentation/tutorials/pcd_file_format.html" target="_blank" rel="noopener">PCD File format</a>
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<div>+/-: Increase/Decrease point size</div>
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<div>c: Change color</div>
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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import { PCDLoader } from 'three/addons/loaders/PCDLoader.js';
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let camera, scene, renderer;
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init();
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render();
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function init() {
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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scene = new THREE.Scene();
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camera = new THREE.PerspectiveCamera( 30, window.innerWidth / window.innerHeight, 0.01, 40 );
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camera.position.set( 0, 0, 1 );
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scene.add( camera );
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const controls = new OrbitControls( camera, renderer.domElement );
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controls.addEventListener( 'change', render ); // use if there is no animation loop
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controls.minDistance = 0.5;
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controls.maxDistance = 10;
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//scene.add( new THREE.AxesHelper( 1 ) );
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const loader = new PCDLoader();
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loader.load( './models/pcd/binary/Zaghetto.pcd', function ( points ) {
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points.geometry.center();
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points.geometry.rotateX( Math.PI );
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points.name = 'Zaghetto.pcd';
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scene.add( points );
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render();
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} );
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window.addEventListener( 'resize', onWindowResize );
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window.addEventListener( 'keypress', keyboard );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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function keyboard( ev ) {
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const points = scene.getObjectByName( 'Zaghetto.pcd' );
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switch ( ev.key || String.fromCharCode( ev.keyCode || ev.charCode ) ) {
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case '+':
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points.material.size *= 1.2;
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break;
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case '-':
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points.material.size /= 1.2;
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break;
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case 'c':
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points.material.color.setHex( Math.random() * 0xffffff );
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break;
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}
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render();
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}
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function render() {
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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