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80 lines
2.7 KiB
JavaScript
80 lines
2.7 KiB
JavaScript
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import * as THREE from './lib/three.module.js';
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//import Stats from './lib/stats.module.js';
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import { OrthographicTrackballControls } from './lib/OrthographicTrackballControls.js';
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var camera, controls, scene, renderer, stats;
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init();
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animate();
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function init() {
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camera = new THREE.OrthographicCamera( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2, 1, 2000 );
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camera.position.z = 1000;
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// world
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0xcccccc );
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scene.fog = new THREE.FogExp2( 0xcccccc, 0.001 );
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var geometry = new THREE.CylinderBufferGeometry( 0, 10, 30, 4, 1 );
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var material = new THREE.MeshPhongMaterial( { color: 0xffffff, flatShading: true } );
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for ( var i = 0; i < 50; i ++ ) {
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var mesh = new THREE.Mesh( geometry, material );
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mesh.position.x = ( Math.random() - 0.5 ) * 1000;
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mesh.position.y = ( Math.random() - 0.5 ) * 1000;
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mesh.position.z = ( Math.random() - 0.5 ) * 1000;
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mesh.updateMatrix();
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mesh.matrixAutoUpdate = false;
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scene.add( mesh );
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}
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// lights
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var light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 1, 1, 1 );
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scene.add( light );
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var light = new THREE.DirectionalLight( 0x002288 );
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light.position.set( - 1, - 1, - 1 );
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scene.add( light );
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var light = new THREE.AmbientLight( 0x222222 );
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scene.add( light );
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// renderer
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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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controls = new OrthographicTrackballControls( camera, renderer.domElement );
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controls.rotateSpeed = 1.0;
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controls.zoomSpeed = 1.2;
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controls.noZoom = false;
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controls.noPan = false;
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controls.staticMoving = true;
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controls.dynamicDampingFactor = 0.3;
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controls.keys = [ 65, 83, 68 ];
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controls.addEventListener( 'change', render );
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//stats = new Stats();
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//document.body.appendChild( stats.dom );
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//
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window.addEventListener( 'resize', onWindowResize, false );
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//
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render();
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}
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function onWindowResize() {
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camera.left = window.innerWidth / - 2;
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camera.right = window.innerWidth / 2;
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camera.top = window.innerHeight / 2;
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camera.bottom = window.innerHeight / - 2;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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controls.handleResize();
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render();
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}
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function animate() {
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requestAnimationFrame( animate );
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controls.update();
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//stats.update();
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}
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function render() {
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renderer.render( scene, camera );
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} |