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misc_controls_fly.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - fly controls - earth</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:#000;
color: #eee;
}
a {
color: #0080ff;
}
b {
color: orange
}
</style>
</head>
<body>
<div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - earth [fly controls]<br/>
<b>WASD</b> move, <b>R|F</b> up | down, <b>Q|E</b> roll, <b>up|down</b> pitch, <b>left|right</b> yaw
</div>
<script type="module">
import * as THREE from '../build/three.module.js';
import Stats from './jsm/libs/stats.module.js';
import { FlyControls } from './jsm/controls/FlyControls.js';
import { EffectComposer } from './jsm/postprocessing/EffectComposer.js';
import { RenderPass } from './jsm/postprocessing/RenderPass.js';
import { FilmPass } from './jsm/postprocessing/FilmPass.js';
var radius = 6371;
var tilt = 0.41;
var rotationSpeed = 0.02;
var cloudsScale = 1.005;
var moonScale = 0.23;
var MARGIN = 0;
var SCREEN_HEIGHT = window.innerHeight - MARGIN * 2;
var SCREEN_WIDTH = window.innerWidth;
var camera, controls, scene, renderer, stats;
var geometry, meshPlanet, meshClouds, meshMoon;
var dirLight;
var composer;
var textureLoader = new THREE.TextureLoader();
var d, dPlanet, dMoon, dMoonVec = new THREE.Vector3();
var clock = new THREE.Clock();
init();
animate();
function init() {
camera = new THREE.PerspectiveCamera( 25, SCREEN_WIDTH / SCREEN_HEIGHT, 50, 1e7 );
camera.position.z = radius * 5;
scene = new THREE.Scene();
scene.fog = new THREE.FogExp2( 0x000000, 0.00000025 );
dirLight = new THREE.DirectionalLight( 0xffffff );
dirLight.position.set( - 1, 0, 1 ).normalize();
scene.add( dirLight );
var materialNormalMap = new THREE.MeshPhongMaterial( {
specular: 0x333333,
shininess: 15,
map: textureLoader.load( "textures/planets/earth_atmos_2048.jpg" ),
specularMap: textureLoader.load( "textures/planets/earth_specular_2048.jpg" ),
normalMap: textureLoader.load( "textures/planets/earth_normal_2048.jpg" ),
// y scale is negated to compensate for normal map handedness.
normalScale: new THREE.Vector2( 0.85, -0.85 )
} );
// planet
geometry = new THREE.SphereBufferGeometry( radius, 100, 50 );
meshPlanet = new THREE.Mesh( geometry, materialNormalMap );
meshPlanet.rotation.y = 0;
meshPlanet.rotation.z = tilt;
scene.add( meshPlanet );
// clouds
var materialClouds = new THREE.MeshLambertMaterial( {
map: textureLoader.load( "textures/planets/earth_clouds_1024.png" ),
transparent: true
} );
meshClouds = new THREE.Mesh( geometry, materialClouds );
meshClouds.scale.set( cloudsScale, cloudsScale, cloudsScale );
meshClouds.rotation.z = tilt;
scene.add( meshClouds );
// moon
var materialMoon = new THREE.MeshPhongMaterial( {
map: textureLoader.load( "textures/planets/moon_1024.jpg" )
} );
meshMoon = new THREE.Mesh( geometry, materialMoon );
meshMoon.position.set( radius * 5, 0, 0 );
meshMoon.scale.set( moonScale, moonScale, moonScale );
scene.add( meshMoon );
// stars
var i, r = radius, starsGeometry = [ new THREE.BufferGeometry(), new THREE.BufferGeometry() ];
var vertices1 = [];
var vertices2 = [];
var vertex = new THREE.Vector3();
for ( i = 0; i < 250; i ++ ) {
vertex.x = Math.random() * 2 - 1;
vertex.y = Math.random() * 2 - 1;
vertex.z = Math.random() * 2 - 1;
vertex.multiplyScalar( r );
vertices1.push( vertex.x, vertex.y, vertex.z );
}
for ( i = 0; i < 1500; i ++ ) {
vertex.x = Math.random() * 2 - 1;
vertex.y = Math.random() * 2 - 1;
vertex.z = Math.random() * 2 - 1;
vertex.multiplyScalar( r );
vertices2.push( vertex.x, vertex.y, vertex.z );
}
starsGeometry[ 0 ].setAttribute( 'position', new THREE.Float32BufferAttribute( vertices1, 3 ) );
starsGeometry[ 1 ].setAttribute( 'position', new THREE.Float32BufferAttribute( vertices2, 3 ) );
var stars;
var starsMaterials = [
new THREE.PointsMaterial( { color: 0x555555, size: 2, sizeAttenuation: false } ),
new THREE.PointsMaterial( { color: 0x555555, size: 1, sizeAttenuation: false } ),
new THREE.PointsMaterial( { color: 0x333333, size: 2, sizeAttenuation: false } ),
new THREE.PointsMaterial( { color: 0x3a3a3a, size: 1, sizeAttenuation: false } ),
new THREE.PointsMaterial( { color: 0x1a1a1a, size: 2, sizeAttenuation: false } ),
new THREE.PointsMaterial( { color: 0x1a1a1a, size: 1, sizeAttenuation: false } )
];
for ( i = 10; i < 30; i ++ ) {
stars = new THREE.Points( starsGeometry[ i % 2 ], starsMaterials[ i % 6 ] );
stars.rotation.x = Math.random() * 6;
stars.rotation.y = Math.random() * 6;
stars.rotation.z = Math.random() * 6;
stars.scale.setScalar( i * 10 );
stars.matrixAutoUpdate = false;
stars.updateMatrix();
scene.add( stars );
}
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
document.body.appendChild( renderer.domElement );
//
controls = new FlyControls( camera, renderer.domElement );
controls.movementSpeed = 1000;
controls.domElement = renderer.domElement;
controls.rollSpeed = Math.PI / 24;
controls.autoForward = false;
controls.dragToLook = false;
//
stats = new Stats();
document.body.appendChild( stats.dom );
window.addEventListener( 'resize', onWindowResize, false );
// postprocessing
var renderModel = new RenderPass( scene, camera );
var effectFilm = new FilmPass( 0.35, 0.75, 2048, false );
composer = new EffectComposer( renderer );
composer.addPass( renderModel );
composer.addPass( effectFilm );
}
function onWindowResize() {
SCREEN_HEIGHT = window.innerHeight;
SCREEN_WIDTH = window.innerWidth;
camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
camera.updateProjectionMatrix();
renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
composer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
}
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
// rotate the planet and clouds
var delta = clock.getDelta();
meshPlanet.rotation.y += rotationSpeed * delta;
meshClouds.rotation.y += 1.25 * rotationSpeed * delta;
// slow down as we approach the surface
dPlanet = camera.position.length();
dMoonVec.subVectors( camera.position, meshMoon.position );
dMoon = dMoonVec.length();
if ( dMoon < dPlanet ) {
d = ( dMoon - radius * moonScale * 1.01 );
} else {
d = ( dPlanet - radius * 1.01 );
}
controls.movementSpeed = 0.33 * d;
controls.update( delta );
composer.render( delta );
}
</script>
</body>
</html>