mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-26 15:34:57 +01:00
518 lines
11 KiB
HTML
Executable File
518 lines
11 KiB
HTML
Executable File
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
|
|
<title>three.js css3d - molecules</title>
|
|
<style>
|
|
html, body {
|
|
height: 100%;
|
|
}
|
|
|
|
body {
|
|
background-color: #050505;
|
|
|
|
background: rgb(43,45,48); /* Old browsers */
|
|
background: -moz-radial-gradient(center, ellipse cover, rgba(43,45,48,1) 0%, rgba(0,0,0,1) 100%); /* FF3.6+ */
|
|
background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%,rgba(43,45,48,1)), color-stop(100%,rgba(0,0,0,1))); /* Chrome,Safari4+ */
|
|
background: -webkit-radial-gradient(center, ellipse cover, rgba(43,45,48,1) 0%,rgba(0,0,0,1) 100%); /* Chrome10+,Safari5.1+ */
|
|
background: -o-radial-gradient(center, ellipse cover, rgba(43,45,48,1) 0%,rgba(0,0,0,1) 100%); /* Opera 12+ */
|
|
background: -ms-radial-gradient(center, ellipse cover, rgba(43,45,48,1) 0%,rgba(0,0,0,1) 100%); /* IE10+ */
|
|
background: radial-gradient(ellipse at center, rgba(43,45,48,1) 0%,rgba(0,0,0,1) 100%); /* W3C */
|
|
|
|
margin: 0;
|
|
font-family: Arial;
|
|
overflow: hidden;
|
|
}
|
|
|
|
a {
|
|
color: #ffffff;
|
|
}
|
|
|
|
#info {
|
|
position: absolute;
|
|
top: 0px;
|
|
width: 100%;
|
|
color: #ffffff;
|
|
padding: 5px;
|
|
font-family: Monospace;
|
|
font-size: 13px;
|
|
font-weight: bold;
|
|
text-align: center;
|
|
z-index: 1;
|
|
}
|
|
|
|
#menu {
|
|
position: absolute;
|
|
bottom: 20px;
|
|
width: 100%;
|
|
text-align: center;
|
|
padding: 0;
|
|
margin: 0;
|
|
}
|
|
|
|
#topmenu {
|
|
position: absolute;
|
|
top: 10px;
|
|
right: 10px;
|
|
width: 100%;
|
|
text-align: right;
|
|
padding: 0;
|
|
margin: 0;
|
|
z-index: 1;
|
|
}
|
|
|
|
button {
|
|
color: rgb(255,255,255);
|
|
background: transparent;
|
|
border: 0px;
|
|
padding: 5px 10px;
|
|
cursor: pointer;
|
|
}
|
|
button:hover {
|
|
background-color: rgba(0,255,255,0.5);
|
|
}
|
|
button:active {
|
|
color: #000000;
|
|
background-color: rgba(0,255,255,1);
|
|
}
|
|
|
|
.bond {
|
|
width: 5px;
|
|
height: 10px;
|
|
background: #eee;
|
|
display: block;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<script src="../build/three.min.js"></script>
|
|
<script src="js/controls/TrackballControls.js"></script>
|
|
<script src="js/renderers/CSS3DRenderer.js"></script>
|
|
<script src="js/loaders/PDBLoader.js"></script>
|
|
|
|
<div id="container"></div>
|
|
<div id="info"><a href="http://threejs.org" target="_blank">three.js css3d</a> - molecules</div>
|
|
<div id="topmenu">
|
|
<button id="b_a">Atoms</button>
|
|
<button id="b_b">Bonds</button>
|
|
<button id="b_ab">Atoms + Bonds</button>
|
|
</div>
|
|
<div id="menu"></div>
|
|
|
|
<script>
|
|
var camera, scene, renderer;
|
|
var controls;
|
|
var root;
|
|
|
|
var objects = [];
|
|
var tmpVec1 = new THREE.Vector3();
|
|
var tmpVec2 = new THREE.Vector3();
|
|
var tmpVec3 = new THREE.Vector3();
|
|
var tmpVec4 = new THREE.Vector3();
|
|
|
|
var visualizationType = 2;
|
|
|
|
var MOLECULES = {
|
|
"Ethanol": "ethanol.pdb",
|
|
"Aspirin": "aspirin.pdb",
|
|
"Caffeine": "caffeine.pdb",
|
|
"Nicotine": "nicotine.pdb",
|
|
"LSD": "lsd.pdb",
|
|
"Cocaine": "cocaine.pdb",
|
|
"Cholesterol": "cholesterol.pdb",
|
|
"Lycopene": "lycopene.pdb",
|
|
"Glucose": "glucose.pdb",
|
|
"Aluminium oxide": "Al2O3.pdb",
|
|
"Cubane": "cubane.pdb",
|
|
"Copper": "cu.pdb",
|
|
"Fluorite": "caf2.pdb",
|
|
"Salt": "nacl.pdb",
|
|
"YBCO superconductor": "ybco.pdb",
|
|
"Buckyball": "buckyball.pdb",
|
|
//"Diamond": "diamond.pdb",
|
|
"Graphite": "graphite.pdb"
|
|
};
|
|
|
|
var loader = new THREE.PDBLoader();
|
|
var colorSpriteMap = {};
|
|
var baseSprite = document.createElement( 'img' );
|
|
|
|
var menu = document.getElementById( "menu" );
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 5000 );
|
|
camera.position.z = 1500;
|
|
|
|
scene = new THREE.Scene();
|
|
|
|
root = new THREE.Object3D();
|
|
scene.add( root );
|
|
|
|
//
|
|
|
|
renderer = new THREE.CSS3DRenderer();
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
document.getElementById( 'container' ).appendChild( renderer.domElement );
|
|
|
|
//
|
|
|
|
controls = new THREE.TrackballControls( camera, renderer.domElement );
|
|
controls.rotateSpeed = 0.5;
|
|
controls.addEventListener( 'change', render );
|
|
|
|
//
|
|
|
|
baseSprite.onload = function () {
|
|
|
|
loadMolecule( "models/molecules/caffeine.pdb" );
|
|
createMenu();
|
|
|
|
};
|
|
|
|
baseSprite.src = 'textures/sprites/ball.png';
|
|
|
|
//
|
|
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function generateButtonCallback( url ) {
|
|
|
|
return function ( event ) {
|
|
|
|
loadMolecule( url );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function createMenu() {
|
|
|
|
for ( var m in MOLECULES ) {
|
|
|
|
var button = document.createElement( 'button' );
|
|
button.innerHTML = m;
|
|
menu.appendChild( button );
|
|
|
|
var url = "models/molecules/" + MOLECULES[ m ];
|
|
|
|
button.addEventListener( 'click', generateButtonCallback( url ), false );
|
|
|
|
}
|
|
|
|
var b_a = document.getElementById( "b_a" );
|
|
var b_b = document.getElementById( "b_b" );
|
|
var b_ab = document.getElementById( "b_ab" );
|
|
|
|
b_a.addEventListener( 'click', function() { visualizationType = 0; showAtoms() } );
|
|
b_b.addEventListener( 'click', function() { visualizationType = 1; showBonds() } );
|
|
b_ab.addEventListener( 'click', function() { visualizationType = 2; showAtomsBonds() } );
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function showAtoms() {
|
|
|
|
for ( var i = 0; i < objects.length; i ++ ) {
|
|
|
|
var object = objects[ i ];
|
|
|
|
if ( object instanceof THREE.CSS3DSprite ) {
|
|
|
|
object.element.style.display = "";
|
|
object.visible = true;
|
|
|
|
} else {
|
|
|
|
object.element.style.display = "none";
|
|
object.visible = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function showBonds() {
|
|
|
|
for ( var i = 0; i < objects.length; i ++ ) {
|
|
|
|
var object = objects[ i ];
|
|
|
|
if ( object instanceof THREE.CSS3DSprite ) {
|
|
|
|
object.element.style.display = "none";
|
|
object.visible = false;
|
|
|
|
} else {
|
|
|
|
object.element.style.display = "";
|
|
object.element.style.height = object.userData.bondLengthFull;
|
|
object.visible = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function showAtomsBonds() {
|
|
|
|
for ( var i = 0; i < objects.length; i ++ ) {
|
|
|
|
var object = objects[ i ];
|
|
|
|
object.element.style.display = "";
|
|
object.visible = true;
|
|
|
|
if ( ! ( object instanceof THREE.CSS3DSprite ) ) {
|
|
|
|
object.element.style.height = object.userData.bondLengthShort;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function colorify( ctx, width, height, color, a ) {
|
|
|
|
var r = color.r;
|
|
var g = color.g;
|
|
var b = color.b;
|
|
|
|
var imageData = ctx.getImageData( 0, 0, width, height );
|
|
var data = imageData.data;
|
|
|
|
for ( var y = 0; y < height; y ++ ) {
|
|
|
|
for ( var x = 0; x < width; x ++ ) {
|
|
|
|
var index = ( y * width + x ) * 4;
|
|
|
|
data[ index ] *= r;
|
|
data[ index + 1 ] *= g;
|
|
data[ index + 2 ] *= b;
|
|
data[ index + 3 ] *= a;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
ctx.putImageData( imageData, 0, 0 );
|
|
|
|
}
|
|
|
|
function imageToCanvas( image ) {
|
|
|
|
var width = image.width;
|
|
var height = image.height;
|
|
|
|
var canvas = document.createElement( 'canvas' );
|
|
|
|
canvas.width = width;
|
|
canvas.height = height;
|
|
|
|
var context = canvas.getContext( '2d' );
|
|
context.drawImage( image, 0, 0, width, height );
|
|
|
|
return canvas;
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function loadMolecule( url ) {
|
|
|
|
for ( var i = 0; i < objects.length; i ++ ) {
|
|
|
|
var object = objects[ i ];
|
|
object.parent.remove( object );
|
|
|
|
}
|
|
|
|
objects = [];
|
|
|
|
loader.load( url, function ( geometry, geometryBonds ) {
|
|
|
|
var offset = geometry.center();
|
|
geometryBonds.applyMatrix( new THREE.Matrix4().makeTranslation( offset.x, offset.y, offset.z ) );
|
|
|
|
for ( var i = 0; i < geometry.vertices.length; i ++ ) {
|
|
|
|
var position = geometry.vertices[ i ];
|
|
var color = geometry.colors[ i ];
|
|
var element = geometry.elements[ i ];
|
|
|
|
if ( ! colorSpriteMap[ element ] ) {
|
|
|
|
var canvas = imageToCanvas( baseSprite );
|
|
var context = canvas.getContext( '2d' );
|
|
|
|
colorify( context, canvas.width, canvas.height, color, 1 );
|
|
|
|
var dataUrl = canvas.toDataURL();
|
|
|
|
colorSpriteMap[ element ] = dataUrl;
|
|
|
|
}
|
|
|
|
colorSprite = colorSpriteMap[ element ];
|
|
|
|
var atom = document.createElement( 'img' );
|
|
atom.src = colorSprite;
|
|
|
|
var object = new THREE.CSS3DSprite( atom );
|
|
object.position.copy( position );
|
|
object.position.multiplyScalar( 75 );
|
|
|
|
object.matrixAutoUpdate = false;
|
|
object.updateMatrix();
|
|
|
|
root.add( object );
|
|
|
|
objects.push( object );
|
|
|
|
}
|
|
|
|
for ( var i = 0; i < geometryBonds.vertices.length; i += 2 ) {
|
|
|
|
var start = geometryBonds.vertices[ i ];
|
|
var end = geometryBonds.vertices[ i + 1 ];
|
|
|
|
start.multiplyScalar( 75 );
|
|
end.multiplyScalar( 75 );
|
|
|
|
tmpVec1.subVectors( end, start );
|
|
var bondLength = tmpVec1.length() - 50;
|
|
|
|
|
|
//
|
|
|
|
var bond = document.createElement( 'div' );
|
|
bond.className = "bond";
|
|
bond.style.height = bondLength + "px";
|
|
|
|
var object = new THREE.CSS3DObject( bond );
|
|
object.position.copy( start );
|
|
object.position.lerp( end, 0.5 );
|
|
|
|
object.userData.bondLengthShort = bondLength + "px";
|
|
object.userData.bondLengthFull = ( bondLength + 55 ) + "px";
|
|
|
|
//
|
|
|
|
var axis = tmpVec2.set( 0, 1, 0 ).cross( tmpVec1 );
|
|
var radians = Math.acos( tmpVec3.set( 0, 1, 0 ).dot( tmpVec4.copy( tmpVec1 ).normalize() ) );
|
|
|
|
var objMatrix = new THREE.Matrix4().makeRotationAxis( axis.normalize(), radians );
|
|
object.matrix = objMatrix;
|
|
object.rotation.setFromRotationMatrix( object.matrix, object.rotation.order );
|
|
|
|
object.matrixAutoUpdate = false;
|
|
object.updateMatrix();
|
|
|
|
root.add( object );
|
|
|
|
objects.push( object );
|
|
|
|
//
|
|
|
|
var bond = document.createElement( 'div' );
|
|
bond.className = "bond";
|
|
bond.style.height = bondLength + "px";
|
|
|
|
var joint = new THREE.Object3D( bond );
|
|
joint.position.copy( start );
|
|
joint.position.lerp( end, 0.5 );
|
|
|
|
joint.matrix.copy( objMatrix );
|
|
joint.rotation.setFromRotationMatrix( joint.matrix, joint.rotation.order );
|
|
|
|
joint.matrixAutoUpdate = false;
|
|
joint.updateMatrix();
|
|
|
|
var object = new THREE.CSS3DObject( bond );
|
|
object.rotation.y = Math.PI/2;
|
|
|
|
object.matrixAutoUpdate = false;
|
|
object.updateMatrix();
|
|
|
|
object.userData.bondLengthShort = bondLength + "px";
|
|
object.userData.bondLengthFull = ( bondLength + 55 ) + "px";
|
|
|
|
object.userData.joint = joint;
|
|
|
|
joint.add( object );
|
|
root.add( joint );
|
|
|
|
objects.push( object );
|
|
|
|
}
|
|
|
|
//console.log( "CSS3DObjects:", objects.length );
|
|
|
|
switch ( visualizationType ) {
|
|
|
|
case 0: showAtoms(); break;
|
|
case 1: showBonds(); break;
|
|
case 2: showAtomsBonds(); break;
|
|
|
|
}
|
|
|
|
render();
|
|
|
|
} );
|
|
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function onWindowResize() {
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
render();
|
|
|
|
}
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
controls.update();
|
|
|
|
var time = Date.now() * 0.0004;
|
|
|
|
root.rotation.x = time;
|
|
root.rotation.y = time * 0.7;
|
|
|
|
render();
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
</body>
|
|
|
|
</html>
|