|
|
@@ -1,308 +0,0 @@
|
|
|
-<!DOCTYPE html>
|
|
|
-<html lang="en">
|
|
|
- <head>
|
|
|
- <title>three.js webvr - ball shooter with multiview</title>
|
|
|
- <meta charset="utf-8">
|
|
|
- <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
|
|
|
- <style>
|
|
|
- body {
|
|
|
- font-family: Monospace;
|
|
|
- background-color: #101010;
|
|
|
- color: #fff;
|
|
|
- margin: 0px;
|
|
|
- overflow: hidden;
|
|
|
- }
|
|
|
- a {
|
|
|
- color: #48f;
|
|
|
- }
|
|
|
- </style>
|
|
|
- </head>
|
|
|
- <body>
|
|
|
-
|
|
|
- <script src="../build/three.js"></script>
|
|
|
- <script src="js/vr/WebVR.js"></script>
|
|
|
-
|
|
|
- <script src="js/geometries/BoxLineGeometry.js"></script>
|
|
|
-
|
|
|
- <script>
|
|
|
-
|
|
|
- var container;
|
|
|
- var ms;
|
|
|
-
|
|
|
- var camera, scene, renderer;
|
|
|
- var controller1, controller2;
|
|
|
-
|
|
|
- var avgCounter = new Array(240, 0);
|
|
|
-
|
|
|
- var room;
|
|
|
-
|
|
|
- var count = 0;
|
|
|
- var radius = 0.08;
|
|
|
- var normal = new THREE.Vector3();
|
|
|
- var relativeVelocity = new THREE.Vector3();
|
|
|
-
|
|
|
- var clock = new THREE.Clock();
|
|
|
-
|
|
|
- init();
|
|
|
- animate();
|
|
|
-
|
|
|
- function init() {
|
|
|
-
|
|
|
- container = document.createElement( 'div' );
|
|
|
- document.body.appendChild( container );
|
|
|
-
|
|
|
- const urlParams = new URLSearchParams(window.location.search);
|
|
|
- const multiview = urlParams.has('enableMultiview');
|
|
|
-
|
|
|
- scene = new THREE.Scene();
|
|
|
- scene.background = new THREE.Color( 0x505050 );
|
|
|
-
|
|
|
- camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 10 );
|
|
|
-
|
|
|
- room = new THREE.LineSegments(
|
|
|
- new THREE.BoxLineGeometry( 6, 6, 6, 10, 10, 10 ),
|
|
|
- new THREE.LineBasicMaterial( { color: 0x808080 } )
|
|
|
- );
|
|
|
- room.geometry.translate( 0, 3, 0 );
|
|
|
- scene.add( room );
|
|
|
-
|
|
|
- var light = new THREE.HemisphereLight( 0xffffff, 0x444444 );
|
|
|
- light.position.set( 1, 1, 1 );
|
|
|
- scene.add( light );
|
|
|
-
|
|
|
- var geometry = new THREE.IcosahedronBufferGeometry( radius, 2 );
|
|
|
-
|
|
|
- var numObjects = urlParams.get('num') || 200;
|
|
|
-
|
|
|
- for ( var i = 0; i < numObjects; i ++ ) {
|
|
|
-
|
|
|
- var object = new THREE.Mesh( geometry, new THREE.MeshLambertMaterial( { color: Math.random() * 0xffffff } ) );
|
|
|
-
|
|
|
- object.position.x = Math.random() * 4 - 2;
|
|
|
- object.position.y = Math.random() * 4;
|
|
|
- object.position.z = Math.random() * 4 - 2;
|
|
|
-
|
|
|
- object.userData.velocity = new THREE.Vector3();
|
|
|
- object.userData.velocity.x = Math.random() * 0.01 - 0.005;
|
|
|
- object.userData.velocity.y = Math.random() * 0.01 - 0.005;
|
|
|
- object.userData.velocity.z = Math.random() * 0.01 - 0.005;
|
|
|
-
|
|
|
- room.add( object );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- var canvas = document.createElement( 'canvas' );
|
|
|
- var context = canvas.getContext( 'webgl2', { antialias: false } );
|
|
|
- renderer = new THREE.WebGLRenderer( { canvas: canvas, context: context, multiview: multiview } );
|
|
|
- renderer.setPixelRatio( window.devicePixelRatio );
|
|
|
- renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
- renderer.vr.enabled = true;
|
|
|
- container.appendChild( renderer.domElement );
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- var info = document.createElement( 'div' );
|
|
|
- info.style.position = 'absolute';
|
|
|
- info.style.top = '10px';
|
|
|
- info.style.width = '100%';
|
|
|
- info.style.textAlign = 'center';
|
|
|
-
|
|
|
- function colorize( value ) {
|
|
|
-
|
|
|
- return value ? '<b style="color:#3f3">true</b>' : '<b style="color:#f33">false</b>';
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function addNumLink( value ) {
|
|
|
-
|
|
|
- return `<a href="?num=${ value }&${!multiview ? '' : 'enableMultiview'}">${ value }</a>`;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- info.innerHTML = '<b>OVR_multiview2</b> demo<br/>requested: ' + colorize( multiview ) + ` <a href="?num=${ numObjects }&${ multiview ? '' : 'enableMultiview' }">toggle</a>`
|
|
|
- + `<br/>available: ${ colorize( renderer.multiview.isAvailable() ) }<br/>enabled: ${ colorize( renderer.multiview.isEnabled() ) }<br/>
|
|
|
- ${addNumLink(200)}
|
|
|
- ${addNumLink(500)}
|
|
|
- ${addNumLink(1000)}
|
|
|
- ${addNumLink(2500)}
|
|
|
- ${addNumLink(5000)}
|
|
|
- <br/>`;
|
|
|
- container.appendChild( info );
|
|
|
- ms = document.createElement('div');
|
|
|
- ms.innerHTML = '';
|
|
|
- info.appendChild(ms);
|
|
|
-
|
|
|
- document.body.appendChild( WEBVR.createButton( renderer ) );
|
|
|
-
|
|
|
- // controllers
|
|
|
-
|
|
|
- function onSelectStart() {
|
|
|
-
|
|
|
- this.userData.isSelecting = true;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function onSelectEnd() {
|
|
|
-
|
|
|
- this.userData.isSelecting = false;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- controller1 = renderer.vr.getController( 0 );
|
|
|
- controller1.addEventListener( 'selectstart', onSelectStart );
|
|
|
- controller1.addEventListener( 'selectend', onSelectEnd );
|
|
|
- scene.add( controller1 );
|
|
|
-
|
|
|
- controller2 = renderer.vr.getController( 1 );
|
|
|
- controller2.addEventListener( 'selectstart', onSelectStart );
|
|
|
- controller2.addEventListener( 'selectend', onSelectEnd );
|
|
|
- scene.add( controller2 );
|
|
|
-
|
|
|
- // helpers
|
|
|
-
|
|
|
- var geometry = new THREE.BufferGeometry();
|
|
|
- geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 0, 0, - 1 ], 3 ) );
|
|
|
- geometry.addAttribute( 'color', new THREE.Float32BufferAttribute( [ 0.5, 0.5, 0.5, 0, 0, 0 ], 3 ) );
|
|
|
-
|
|
|
- var material = new THREE.LineBasicMaterial( { vertexColors: true, blending: THREE.AdditiveBlending } );
|
|
|
-
|
|
|
- controller1.add( new THREE.Line( geometry, material ) );
|
|
|
- controller2.add( new THREE.Line( geometry, material ) );
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- window.addEventListener( 'resize', onWindowResize, false );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function onWindowResize() {
|
|
|
-
|
|
|
- camera.aspect = window.innerWidth / window.innerHeight;
|
|
|
- camera.updateProjectionMatrix();
|
|
|
-
|
|
|
- renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function handleController( controller ) {
|
|
|
-
|
|
|
- if ( controller.userData.isSelecting ) {
|
|
|
-
|
|
|
- var object = room.children[ count ++ ];
|
|
|
-
|
|
|
- object.position.copy( controller.position );
|
|
|
- object.userData.velocity.x = ( Math.random() - 0.5 ) * 3;
|
|
|
- object.userData.velocity.y = ( Math.random() - 0.5 ) * 3;
|
|
|
- object.userData.velocity.z = ( Math.random() - 9 );
|
|
|
- object.userData.velocity.applyQuaternion( controller.quaternion );
|
|
|
-
|
|
|
- if ( count === room.children.length ) count = 0;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- function animate() {
|
|
|
-
|
|
|
- renderer.setAnimationLoop( render );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function render() {
|
|
|
-
|
|
|
- handleController( controller1 );
|
|
|
- handleController( controller2 );
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- var delta = clock.getDelta() * 0.8; // slow down simulation
|
|
|
-
|
|
|
- var range = 3 - radius;
|
|
|
-
|
|
|
- for ( var i = 0; i < room.children.length; i ++ ) {
|
|
|
-
|
|
|
- var object = room.children[ i ];
|
|
|
-
|
|
|
- object.position.x += object.userData.velocity.x * delta;
|
|
|
- object.position.y += object.userData.velocity.y * delta;
|
|
|
- object.position.z += object.userData.velocity.z * delta;
|
|
|
-
|
|
|
- // keep objects inside room
|
|
|
-
|
|
|
- if ( object.position.x < - range || object.position.x > range ) {
|
|
|
-
|
|
|
- object.position.x = THREE.Math.clamp( object.position.x, - range, range );
|
|
|
- object.userData.velocity.x = - object.userData.velocity.x;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if ( object.position.y < radius || object.position.y > 6 ) {
|
|
|
-
|
|
|
- object.position.y = Math.max( object.position.y, radius );
|
|
|
-
|
|
|
- object.userData.velocity.x *= 0.98;
|
|
|
- object.userData.velocity.y = - object.userData.velocity.y * 0.8;
|
|
|
- object.userData.velocity.z *= 0.98;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if ( object.position.z < - range || object.position.z > range ) {
|
|
|
-
|
|
|
- object.position.z = THREE.Math.clamp( object.position.z, - range, range );
|
|
|
- object.userData.velocity.z = - object.userData.velocity.z;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for ( var j = i + 1; j < room.children.length; j ++ ) {
|
|
|
-
|
|
|
- var object2 = room.children[ j ];
|
|
|
-
|
|
|
- normal.copy( object.position ).sub( object2.position );
|
|
|
-
|
|
|
- var distance = normal.length();
|
|
|
-
|
|
|
- if ( distance < 2 * radius ) {
|
|
|
-
|
|
|
- normal.multiplyScalar( 0.5 * distance - radius );
|
|
|
-
|
|
|
- object.position.sub( normal );
|
|
|
- object2.position.add( normal );
|
|
|
-
|
|
|
- normal.normalize();
|
|
|
-
|
|
|
- relativeVelocity.copy( object.userData.velocity ).sub( object2.userData.velocity );
|
|
|
-
|
|
|
- normal = normal.multiplyScalar( relativeVelocity.dot( normal ) );
|
|
|
-
|
|
|
- object.userData.velocity.sub( normal );
|
|
|
- object2.userData.velocity.add( normal );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- object.userData.velocity.y -= 9.8 * delta;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var ts = performance.now();
|
|
|
- renderer.render( scene, camera );
|
|
|
- var trender = performance.now() - ts;
|
|
|
-
|
|
|
- // Compute average of the last frames
|
|
|
- for ( var i = 0; i < avgCounter.length - 1; ++ i ) avgCounter[ i ] = avgCounter[ i + 1 ];
|
|
|
-
|
|
|
- avgCounter[ avgCounter.length - 1 ] = trender;
|
|
|
- var avg = avgCounter.reduce( function( a, b ) { return a + b; }) / avgCounter.length;
|
|
|
-
|
|
|
- ms.innerHTML = `renderer.render time: ${ trender.toFixed( 2 ) }ms (avg: ${ avg.toFixed( 2 ) }ms)`;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- </script>
|
|
|
- </body>
|
|
|
-</html>
|
Fernando Serrano