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@@ -1,192 +0,0 @@
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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 - dual fisheye panorama</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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- <style>
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- body {
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- background-color: #fff;
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- color: #444;
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- }
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- a {
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- color: #08f;
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- }
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- </style>
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- </head>
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- <body>
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-
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- <div id="container"></div>
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- <div id="info">
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- <a href="https://threejs.org" target="_blank" rel="noopener">three.js webgl</a> - dualfisheye panorama
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- </div>
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-
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- <script type="module">
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-
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- import * as THREE from '../build/three.module.js';
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-
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- var camera, scene, renderer;
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-
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- var isUserInteracting = false,
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- lon = 0, lat = 0,
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- phi = 0, theta = 0,
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- distance = 500,
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- onPointerDownPointerX = 0,
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- onPointerDownPointerY = 0,
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-
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- onPointerDownLon = 0,
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- onPointerDownLat = 0;
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-
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- init();
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- animate();
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-
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- function init() {
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-
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- var container, mesh;
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-
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- container = document.getElementById( 'container' );
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-
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- camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 2000 );
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-
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- scene = new THREE.Scene();
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-
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- var geometry = new THREE.SphereBufferGeometry( 500, 60, 40 ).toNonIndexed();
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- // invert the geometry on the x-axis so that all of the faces point inward
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- geometry.scale( - 1, 1, 1 );
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-
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- // Remap UVs
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-
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- var normals = geometry.attributes.normal.array;
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- var uvs = geometry.attributes.uv.array;
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-
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- for ( var i = 0, l = normals.length / 3; i < l; i ++ ) {
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-
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- var x = normals[ i * 3 + 0 ];
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- var y = normals[ i * 3 + 1 ];
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- var z = normals[ i * 3 + 2 ];
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-
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- if ( i < l / 2 ) {
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-
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- var correction = ( x == 0 && z == 0 ) ? 1 : ( Math.acos( y ) / Math.sqrt( x * x + z * z ) ) * ( 2 / Math.PI );
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- uvs[ i * 2 + 0 ] = x * ( 404 / 1920 ) * correction + ( 447 / 1920 );
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- uvs[ i * 2 + 1 ] = z * ( 404 / 1080 ) * correction + ( 582 / 1080 );
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-
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- } else {
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-
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- var correction = ( x == 0 && z == 0 ) ? 1 : ( Math.acos( - y ) / Math.sqrt( x * x + z * z ) ) * ( 2 / Math.PI );
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- uvs[ i * 2 + 0 ] = - x * ( 404 / 1920 ) * correction + ( 1460 / 1920 );
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- uvs[ i * 2 + 1 ] = z * ( 404 / 1080 ) * correction + ( 582 / 1080 );
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-
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- }
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-
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- }
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-
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- geometry.rotateZ( - Math.PI / 2 );
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-
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- //
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-
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- var texture = new THREE.TextureLoader().load( 'textures/ricoh_theta_s.jpg' );
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- texture.minFilter = THREE.LinearFilter;
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-
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- var material = new THREE.MeshBasicMaterial( { map: texture } );
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-
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- mesh = new THREE.Mesh( geometry, material );
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- scene.add( mesh );
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-
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- renderer = new THREE.WebGLRenderer();
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- renderer.setPixelRatio( window.devicePixelRatio );
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- renderer.setSize( window.innerWidth, window.innerHeight );
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- container.appendChild( renderer.domElement );
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-
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- document.addEventListener( 'mousedown', onDocumentMouseDown, false );
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- document.addEventListener( 'mousemove', onDocumentMouseMove, false );
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- document.addEventListener( 'mouseup', onDocumentMouseUp, false );
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- document.addEventListener( 'wheel', onDocumentMouseWheel, false );
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-
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- //
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-
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- window.addEventListener( 'resize', onWindowResize, false );
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-
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- }
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-
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- function onWindowResize() {
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-
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- camera.aspect = window.innerWidth / window.innerHeight;
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- camera.updateProjectionMatrix();
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-
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- renderer.setSize( window.innerWidth, window.innerHeight );
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-
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- }
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-
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- function onDocumentMouseDown( event ) {
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-
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- event.preventDefault();
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-
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- isUserInteracting = true;
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-
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- onPointerDownPointerX = event.clientX;
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- onPointerDownPointerY = event.clientY;
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-
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- onPointerDownLon = lon;
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- onPointerDownLat = lat;
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-
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- }
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-
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- function onDocumentMouseMove( event ) {
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-
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- if ( isUserInteracting === true ) {
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-
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- lon = ( onPointerDownPointerX - event.clientX ) * 0.1 + onPointerDownLon;
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- lat = ( onPointerDownPointerY - event.clientY ) * 0.1 + onPointerDownLat;
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-
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- }
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-
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- }
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-
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- function onDocumentMouseUp() {
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-
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- isUserInteracting = false;
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-
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- }
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-
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- function onDocumentMouseWheel( event ) {
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-
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- distance += event.deltaY * 0.05;
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-
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- distance = THREE.MathUtils.clamp( distance, 400, 1000 );
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-
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- }
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-
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- function animate() {
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-
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- requestAnimationFrame( animate );
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- update();
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-
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- }
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-
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- function update() {
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-
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- if ( isUserInteracting === false ) {
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-
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- lon += 0.1;
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-
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- }
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-
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- lat = Math.max( - 85, Math.min( 85, lat ) );
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- phi = THREE.MathUtils.degToRad( 90 - lat );
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- theta = THREE.MathUtils.degToRad( lon - 180 );
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-
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- camera.position.x = distance * Math.sin( phi ) * Math.cos( theta );
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- camera.position.y = distance * Math.cos( phi );
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- camera.position.z = distance * Math.sin( phi ) * Math.sin( theta );
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-
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- camera.lookAt( scene.position );
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-
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- renderer.render( scene, camera );
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-
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- }
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-
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- </script>
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- </body>
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-</html>
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WestLangley
