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提交 0d66e46e 编写于 作者: G Gregg Tavares
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2 Examples for using setViewOffet. 

I think setViewOffset is mostly useful for multiple monitors
synced across multiple machines but that's a hard demo to setup
so these demos show doing it locally with muliple canvases
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examples/webgl_multiple_canvases_complex.html 0 → 100755
浏览文件 @ 0d66e46e
<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js webgl - multiple-canvaes - complex</title>
<meta charset="utf-8">
<style type="text/css">
body {
color: #808080;
font-family:Monospace;
font-size:13px;
text-align:center;
background-color: #fff;
margin: 0px;
overflow: hidden;
}
#info {
position: absolute;
top: 0px; width: 100%;
padding: 5px;
}
#container1, #container2, #container3 {
position: relative;
border: 1px solid red;
}
#container1 {
width: 300px;
height: 200px;
}
#container2 {
width: 400px;
height: 100px;
left: 150px;
}
#container3 {
width: 200px;
height: 300px;
left: 75px;
}
a {
color: #0080ff;
}
</style>
</head>
<body>
<div id="container">
<div id="container1"></div>
<div id="container2"></div>
<div id="container3"></div>
</div>
<div id="info"><a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - vertex colors - webgl</div>
<script type="text/javascript" src="../build/Three.js"></script>
<script type="text/javascript" src="js/Detector.js"></script>
<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
<script type="text/javascript" src="js/Stats.js"></script>
<script type="text/javascript">
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var apps = [];
init();
animate();
function init() {
var container1 = document.getElementById('container1');
var container2 = document.getElementById('container2');
var container3 = document.getElementById('container3');
var fullWidth = 550;
var fullHeight = 600;
apps.push(new App('container1', fullWidth, fullHeight, 0, 0, container1.clientWidth, container1.clientHeight));
apps.push(new App('container2', fullWidth, fullHeight, 150, 200, container2.clientWidth, container2.clientHeight));
apps.push(new App('container3', fullWidth, fullHeight, 75, 300, container3.clientWidth, container3.clientHeight));
}
function animate() {
for ( var i = 0; i < apps.length; ++i ) {
apps[i].animate();
}
requestAnimationFrame(animate);
}
function App(containerId, fullWidth, fullHeight, viewX, viewY, viewWidth, viewHeight) {
var container, stats;
var camera, scene, renderer;
var mesh, mesh2, mesh3, light;
var mouseX = 0, mouseY = 0;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
init();
function init() {
container = document.getElementById( containerId );
camera = new THREE.Camera( 20, container.clientWidth / container.clientHeight, 1, 10000 );
camera.setViewOffset(fullWidth, fullHeight, viewX, viewY, viewWidth, viewHeight);
camera.position.z = 1800;
scene = new THREE.Scene();
light = new THREE.DirectionalLight( 0xffffff );
light.position.set( 0, 0, 1 );
light.position.normalize();
scene.addLight( light );
var shadowMaterial = new THREE.MeshBasicMaterial( { map: THREE.ImageUtils.loadTexture( 'textures/shadow.png' ) } );
var shadowGeo = new THREE.Plane( 300, 300, 1, 1 );
mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
mesh.position.y = - 250;
mesh.rotation.x = - 90 * Math.PI / 180;
scene.addObject( mesh );
mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
mesh.position.y = - 250;
mesh.position.x = - 400;
mesh.rotation.x = - 90 * Math.PI / 180;
scene.addObject( mesh );
mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
mesh.position.y = - 250;
mesh.position.x = 400;
mesh.rotation.x = - 90 * Math.PI / 180;
scene.addObject( mesh );
var faceIndices = [ 'a', 'b', 'c', 'd' ];
var color, f, f2, f3, p, n, vertexIndex,
geometry = new THREE.Icosahedron( 1 ),
geometry2 = new THREE.Icosahedron( 1 ),
geometry3 = new THREE.Icosahedron( 1 );
for ( var i = 0; i < geometry.faces.length; i++ ) {
f = geometry.faces[ i ];
f2 = geometry2.faces[ i ];
f3 = geometry3.faces[ i ];
n = ( f instanceof THREE.Face3 ) ? 3 : 4;
for( var j = 0; j < n; j++ ) {
vertexIndex = f[ faceIndices[ j ] ];
p = geometry.vertices[ vertexIndex ].position;
color = new THREE.Color( 0xffffff );
color.setHSV( ( p.y + 1 ) / 2, 1.0, 1.0 );
f.vertexColors[ j ] = color;
color = new THREE.Color( 0xffffff );
color.setHSV( 0.0, ( p.y + 1 ) / 2, 1.0 );
f2.vertexColors[ j ] = color;
color = new THREE.Color( 0xffffff );
color.setHSV( 0.125 * vertexIndex/geometry.vertices.length, 1.0, 1.0 );
f3.vertexColors[ j ] = color;
}
}
var materials = [
new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, vertexColors: THREE.VertexColors } ),
new THREE.MeshBasicMaterial( { color: 0x000000, shading: THREE.FlatShading, wireframe: true } )
];
mesh = new THREE.Mesh( geometry, materials );
mesh.position.x = -400;
mesh.scale.x = mesh.scale.y = mesh.scale.z = 200;
mesh.rotation.x = -1.87;
scene.addObject( mesh );
mesh2 = new THREE.Mesh( geometry2, materials );
mesh2.position.x = 400;
mesh2.rotation.x = 0;
mesh2.scale = mesh.scale;
scene.addObject( mesh2 );
mesh3 = new THREE.Mesh( geometry3, materials );
mesh3.position.x = 0;
mesh3.rotation.x = 0;
mesh3.scale = mesh.scale;
scene.addObject( mesh3 );
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( container.clientWidth, container.clientHeight );
container.appendChild( renderer.domElement );
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild( stats.domElement );
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
}
function onDocumentMouseMove( event ) {
mouseX = ( event.clientX - windowHalfX );
mouseY = ( event.clientY - windowHalfY );
}
//
this.animate = function() {
render();
stats.update();
};
function render() {
camera.position.x += ( mouseX - camera.position.x ) * 0.05;
camera.position.y += ( - mouseY - camera.position.y ) * 0.05;
renderer.render( scene, camera );
}
}
</script>
</body>
</html>
examples/webgl_multiple_canvases_grid.html 0 → 100755
浏览文件 @ 0d66e46e
<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js webgl - multiple canvases - grid</title>
<meta charset="utf-8">
<style type="text/css">
html, body {
color: #808080;
font-family:Monospace;
font-size:13px;
text-align:center;
background-color: #fff;
margin: 0px;
overflow: hidden;
width: 100%;
height: 100%;
}
#info {
position: absolute;
top: 0px; width: 100%;
padding: 5px;
}
#centerer {
display: table;
width: 100%;
height: 100%;
}
#centerer-cell {
display: table-cell;
vertical-align: middle;
}
#container {
margin-left: auto;
margin-right: auto;
width: 604px; // 300*2 + border;
}
#container div {
float: left;
}
#container1, #container2, #container3, #container4 {
width: 300px;
height: 200px;
position: relative;
border: 1px solid red;
float:left;
}
a {
color: #0080ff;
}
</style>
</head>
<body>
<div id="centerer">
<div id="centerer-cell">
<div id="container">
<div class="container-row">
<div id="container1"></div>
<div id="container2"></div>
</div>
<div class="container-row">
<div id="container3"></div>
<div id="container4"></div>
</div>
</div>
</div>
</div>
<div id="info"><a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - vertex colors - webgl</div>
<script type="text/javascript" src="../build/Three.js"></script>
<script type="text/javascript" src="js/Detector.js"></script>
<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
<script type="text/javascript" src="js/Stats.js"></script>
<script type="text/javascript">
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var apps = [];
init();
animate();
function init() {
var w = 300;
var h = 200;
var fullWidth = w * 2;
var fullHeight = h * 2;
apps.push(new App('container1', fullWidth, fullHeight, w * 0, h * 0, w, h));
apps.push(new App('container2', fullWidth, fullHeight, w * 1, h * 0, w, h));
apps.push(new App('container3', fullWidth, fullHeight, w * 0, h * 1, w, h));
apps.push(new App('container4', fullWidth, fullHeight, w * 1, h * 1, w, h));
}
function animate() {
for ( var i = 0; i < apps.length; ++i ) {
apps[i].animate();
}
requestAnimationFrame(animate);
}
function App(containerId, fullWidth, fullHeight, viewX, viewY, viewWidth, viewHeight) {
var container, stats;
var camera, scene, renderer;
var mesh, mesh2, mesh3, light;
var mouseX = 0, mouseY = 0;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
init();
function init() {
container = document.getElementById( containerId );
camera = new THREE.Camera( 20, container.clientWidth / container.clientHeight, 1, 10000 );
camera.setViewOffset(fullWidth, fullHeight, viewX, viewY, viewWidth, viewHeight);
camera.position.z = 1800;
scene = new THREE.Scene();
light = new THREE.DirectionalLight( 0xffffff );
light.position.set( 0, 0, 1 );
light.position.normalize();
scene.addLight( light );
var shadowMaterial = new THREE.MeshBasicMaterial( { map: THREE.ImageUtils.loadTexture( 'textures/shadow.png' ) } );
var shadowGeo = new THREE.Plane( 300, 300, 1, 1 );
mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
mesh.position.y = - 250;
mesh.rotation.x = - 90 * Math.PI / 180;
scene.addObject( mesh );
mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
mesh.position.y = - 250;
mesh.position.x = - 400;
mesh.rotation.x = - 90 * Math.PI / 180;
scene.addObject( mesh );
mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
mesh.position.y = - 250;
mesh.position.x = 400;
mesh.rotation.x = - 90 * Math.PI / 180;
scene.addObject( mesh );
var faceIndices = [ 'a', 'b', 'c', 'd' ];
var color, f, f2, f3, p, n, vertexIndex,
geometry = new THREE.Icosahedron( 1 ),
geometry2 = new THREE.Icosahedron( 1 ),
geometry3 = new THREE.Icosahedron( 1 );
for ( var i = 0; i < geometry.faces.length; i++ ) {
f = geometry.faces[ i ];
f2 = geometry2.faces[ i ];
f3 = geometry3.faces[ i ];
n = ( f instanceof THREE.Face3 ) ? 3 : 4;
for( var j = 0; j < n; j++ ) {
vertexIndex = f[ faceIndices[ j ] ];
p = geometry.vertices[ vertexIndex ].position;
color = new THREE.Color( 0xffffff );
color.setHSV( ( p.y + 1 ) / 2, 1.0, 1.0 );
f.vertexColors[ j ] = color;
color = new THREE.Color( 0xffffff );
color.setHSV( 0.0, ( p.y + 1 ) / 2, 1.0 );
f2.vertexColors[ j ] = color;
color = new THREE.Color( 0xffffff );
color.setHSV( 0.125 * vertexIndex/geometry.vertices.length, 1.0, 1.0 );
f3.vertexColors[ j ] = color;
}
}
var materials = [
new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, vertexColors: THREE.VertexColors } ),
new THREE.MeshBasicMaterial( { color: 0x000000, shading: THREE.FlatShading, wireframe: true } )
];
mesh = new THREE.Mesh( geometry, materials );
mesh.position.x = -400;
mesh.scale.x = mesh.scale.y = mesh.scale.z = 200;
mesh.rotation.x = -1.87;
scene.addObject( mesh );
mesh2 = new THREE.Mesh( geometry2, materials );
mesh2.position.x = 400;
mesh2.rotation.x = 0;
mesh2.scale = mesh.scale;
scene.addObject( mesh2 );
mesh3 = new THREE.Mesh( geometry3, materials );
mesh3.position.x = 0;
mesh3.rotation.x = 0;
mesh3.scale = mesh.scale;
scene.addObject( mesh3 );
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( container.clientWidth, container.clientHeight );
container.appendChild( renderer.domElement );
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild( stats.domElement );
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
}
function onDocumentMouseMove( event ) {
mouseX = ( event.clientX - windowHalfX );
mouseY = ( event.clientY - windowHalfY );
}
//
this.animate = function() {
render();
stats.update();
};
function render() {
camera.position.x += ( mouseX - camera.position.x ) * 0.05;
camera.position.y += ( - mouseY - camera.position.y ) * 0.05;
renderer.render( scene, camera );
}
}
</script>
</body>
</html>
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