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index-b00.html
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<!doctype html>
<html lang="en">
<head>
<title>brain of richard</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
</head>
<body>
<script src='http://mrdoob.github.com/three.js/build/three.min.js'></script>
<script src="http://mrdoob.github.com/three.js/examples/js/controls/TrackballControls.js"></script>
<script src='http://mrdoob.github.com/three.js/examples/js/libs/stats.min.js'></script>
<script src="http://mrdoob.github.com/three.js/examples/js/Detector.js"></script>
<script src="http://dat-gui.googlecode.com/git/build/dat.gui.min.js"></script>
<!--
<script src='../../three.js/build/three.min.js'></script>
<script src='../../three.js/examples/js/Detector.js'></script>
<script src='../../three.js/examples/js/Stats.js'></script>
<script src='../../examples/js/DAT.GUI.min.js'></script>
-->
<script src="dat.gui.config.js"></script>
<script>
if ( ! Detector.webgl ) { Detector.addGetWebGLMessage(); }
document.body.style.font = '12pt monospace';
document.body.style.margin = '0';
document.body.style.overflow = 'hidden';
document.body.style.textAlign = 'center';
var info = document.createElement( 'div' );
document.body.appendChild( info );
info.style.top = '15px';
info.style.color = '#000';
info.style.position = 'absolute';
info.style.width = '100%';
info.innerHTML = '<b>brain of richard ~ 2012-01-18<\/b>';
var splash = document.createElement( 'div' );
document.body.appendChild( splash );
splash.style.backgroundColor = '#ddd';
splash.style.borderRadius = '10px';
splash.style.boxShadow = '10px 10px 5px #888888';
splash.style.color = '#000';
splash.style.display = 'block';
splash.style.left = '80px';
splash.style.opacity = '0.85';
splash.style.padding = '0 15px 15px 15px';
splash.style.position = 'absolute';
splash.style.top = '48px';
splash.style.width = '300px';
var splashText = '<h2 style="text-align:right;"><a href="#" title="Click to close" onClick="toggleSplash()" style="color:#888;text-decoration:none;">[X]<\/a><\/h2>' +
'<h1><a href="../../index.html" style=text-decoration:none; >jaanga</a> »<br>The Brain of Richard App<\/h1>' +
'<p>3D compilations of hundreds of 2D scanned MRI images<\/p>' +
'<p>Built by Richard (1960-2013)<br>and Theo' +
'<br\/><b>~<\/b><\/p>' +
'<p>If mouse: click and drag in screen to update view' +
'<br\/>If no mouse: Click zoom, rotate & pan in side menu<br>~' +
'<br>Cursor keys: highlight individual scans' +
'<br>~<\/p>' +
'Veggie scans courtesy of <a href="http://insideinsides.blogspot.com/" target="_blank">Inside Insides<\/a>' +
'<br><b>~<\/b><br>' +
'<a href="#" onclick="guiConfig.cameraMoving = false;">stop camera</a></p>' +
'<p>Launch the 90 second demo...<\/p>';
splash.innerHTML = splashText;
// See brainDemo.js for the demo code.
var audioElement = document.createElement('audio');
splash.appendChild( audioElement );
if (!!(audioElement.canPlayType && audioElement.canPlayType('audio/ogg; codecs="vorbis"').replace(/no/, ''))) {
audioElement.src = 'brain-of-richard.ogg';
} else {
audioElement.setAttribute('src', 'brain-of-richard.mp3');
}
audioElement.style.width = '300px';
audioElement.controls = 'true';
var demo, playingDemo = false;
var whichDemoApp = function(){ return;};
//audioElement.addEventListener("click", function() {
// if ( playingDemo ) {playingDemo = false;}
//}, false);
audioElement.addEventListener("playing", function() {
if (!demo) {
loadScript('brainDemo.js');
} else {
demo.style.display = 'block';
}
// playingDemo = true;
}, false);
function loadScript(fname) {
var js = document.createElement('script');
js.setAttribute('type', 'text/javascript');
js.setAttribute('src', fname);
document.body.appendChild(js);
}
var scene, camera, controls, light, stats, renderer;
var geometry, map, material, mesh;
var clock = new THREE.Clock();
var projector;
var intersected;
var mouseMove;
var scans, plane, boundary, axis, box;
// pardon the jumble below, a combination of an alpha app and insufficient JavaScript object experience
var hack = {};
function brainHack(count) {
if (count === 1) {
hack = {
count: 26,
dir: 'hack01/',
angle: 1.5708,
startY: -50,
startZ: 0,
deltaY: 5,
deltaZ: 0,
opacityDefault: 0.2,
meshY: -50
};
}
if (count === 2) {
hack = {
count: 91,
dir: 'hack02/',
angle: 0,
startY: 0,
startZ: 0,
deltaY: 0,
deltaZ: -1,
opacityDefault: 0.02,
meshY: -100
};
}
if (count === 3) {
hack = {
count: 123,
dir: 'hack03/',
angle: 0,
startY: 0,
startZ: 0,
deltaY: 0,
deltaZ: -1,
opacityDefault: 0.02,
meshY: -100
};
}
if (count === 4 ) {
hack = {
count: 194,
dir: 'plants/artichoke/png/',
angle: 0,
startY: 0,
startZ: 0,
deltaY: 0,
deltaZ: -1,
opacityDefault: 0.2,
meshY: -100
};
}
if (count === 5 ) {
hack = {
count: 53,
dir: 'plants/cactus/png/',
angle: 0,
startY: 0,
startZ: 0,
deltaY: 0,
deltaZ: -2,
opacityDefault: 0.1,
meshY: -100
};
}
if ( count > 1 ) {
guiConfig.cameraMoving = false;
guiConfig.highlighting = false;
}
guiConfig.opacityDefault = hack.opacityDefault;
guiConfig.scansFinish = hack.count;
brainApp.buildBrain();
buildGui();
}
var brainApp = brainApp || {};
brainApp.buildBrain = function() {
if ( scans ) { scene.remove(scans); }
geometry = new THREE.PlaneGeometry( 200, 200, 10, 10 );
scans = new THREE.Object3D();
scans.current = 0;
for ( var i = 1, l = hack.count; i <= l; i++ ) {
map = THREE.ImageUtils.loadTexture( hack.dir + i + '.png' );
material = new THREE.MeshBasicMaterial( { color: 0xffffff, ambient: 0xffffffff, map: map, opacity: hack.opacityDefault, side: THREE.DoubleSide, transparent: true, wireframe: false} );
mesh = new THREE.Mesh( geometry, material );
mesh.rotation.x = hack.angle;
mesh.position.set(0, hack.startY + i * hack.deltaY, hack.startZ + i * hack.deltaZ);
scans.add( mesh );
}
scene.add( scans );
};
init();
brainHack( 1 );
animate();
function init() {
renderer = new THREE.WebGLRenderer( {alpha: 1, antialias: true, clearColor: 0xffffff } );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 10, 10000 );
camera.position.set( 200, 100, 250 );
scene.add( camera );
controls = new THREE.TrackballControls( camera, renderer.domElement );
controls.maxDistance = 800;
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
stats.domElement.style.zIndex = 100;
document.body.appendChild( stats.domElement );
projector = new THREE.Projector();
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
document.addEventListener( 'keydown', onKeyDown, false );
}
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
controls.update( clock.getDelta() );
renderer.render( scene, camera );
var tim = clock.elapsedTime;
// if (!mouseMove && !playingDemo && guiConfig.cameraMoving) {
if ( !mouseMove && guiConfig.cameraMoving === true) {
camera.position.x += -1 * Math.cos( tim * 0.15);
camera.position.z += -1 * Math.sin( tim * 0.15);
} else if ( playingDemo ) {
if (typeof whichDemoApp === 'function') {
whichDemoApp();
} else {
whichDemoApp; // slow speed
}
}
mouseMove = false;
}
function onDocumentMouseMove( event ) { // needs work
var mouse = { x: -1, y: -1 };
mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;
var projector = new THREE.Projector();
var vector = new THREE.Vector3( mouse.x, mouse.y, 0.5 );
projector.unprojectVector( vector, camera );
var raycaster = new THREE.Raycaster( camera.position, vector.sub( camera.position ).normalize() );
var intersects = raycaster.intersectObjects( scans.children );
/*
var vector = new THREE.Vector3( ( event.clientX / window.innerWidth ) * 2 - 1, - ( event.clientY / window.innerHeight ) * 2 + 1, 0.5 );
projector.unprojectVector( vector, camera );
var ray = new THREE.Ray( camera.position, vector.sub( camera.position ).normalize() ),
intersects = ray.intersectObjects( scans.children );
*/
if ( intersects.length > 0 ) {
if ( guiConfig.highlighting && intersected !== intersects[ 0 ].object ) {
if ( intersected ) { intersected.material.opacity = guiConfig.opacityDefault; }
intersected = intersects[ 0 ].object;
scans.current = scans.children.indexOf(intersected);
brainApp.scanHighlight(scans.current);
}
} else {
if (intersected) { intersected.material.opacity = guiConfig.opacityDefault; }
intersected = null;
}
mouseMove = true;
}
function onKeyDown ( event ) {
// http://www.webonweboff.com/tips/js/event_key_codes.aspx
switch( event.keyCode ) {
case 37: /*<*/ scans.current--; if (scans.current < 0) {scans.current = hack.count;} brainApp.scanHighlight(scans.current); break;
case 39: /*>*/ scans.current++; if (scans.current > hack.count) {scans.current = 0;} brainApp.scanHighlight(scans.current); break;
case 38: /*^*/ scans.current = 0; brainApp.scanHighlight(0); break;
case 40: /*v*/ scans.current = hack.count; brainApp.scanHighlight(hack.count - 1); break;
}
}
brainApp.scanHighlight = function(count) {
for (var i = guiConfig.scansStart - 1, l = hack.count; i < l; i++) {
scans.children[i].material.opacity = guiConfig.opacityDefault;
if (i === count) { scans.children[i].material.opacity = guiConfig.opacityHighlight; }
}
};
</script>
</body>
</html>