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<head>
<title>three.js webgl - materials - compressed textures</title>
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body {
margin: 0px;
background-color: #050505;
color: #fff;
overflow: hidden;
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a { color: #e00 }
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position: absolute;
top: 0px; width: 100%;
color: #ffffff;
padding: 5px;
font-family:Monospace;
font-size:13px;
text-align:center;
z-index:1000;
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#stats { position: absolute; top:0; left: 0 }
#stats #fps { background: transparent !important }
#stats #fps #fpsText { color: #aaa !important }
#stats #fps #fpsGraph { display: none }
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<div id="info">
<a href="http://threejs.org" target="_blank">three.js</a> - webgl - compressed textures -
leaf texture by <a href="http://opengameart.org/node/10505">lauris71</a>, explosion texture by <a href="http://opengameart.org/node/7728">bart</a>
</div>
<script src="../build/three.min.js"></script>
<script src="js/loaders/DDSLoader.js"></script>
<script src="js/Detector.js"></script>
<script src="js/libs/stats.min.js"></script>
<script>
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var camera, scene, renderer;
var meshes = [];
init();
animate();
function init() {
camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 2000 );
camera.position.z = 1000;
scene = new THREE.Scene();
geometry = new THREE.BoxGeometry( 200, 200, 200 );
/*
This is how compressed textures are supposed to be used:
DXT1 - RGB - opaque textures
DXT3 - RGBA - transparent textures with sharp alpha transitions
DXT5 - RGBA - transparent textures with full alpha range
*/
var loader = new THREE.DDSLoader();
var map1 = loader.load( 'textures/compressed/disturb_dxt1_nomip.dds' );
map1.minFilter = map1.magFilter = THREE.LinearFilter;
map1.anisotropy = 4;
var map2 = loader.load( 'textures/compressed/disturb_dxt1_mip.dds' );
map2.anisotropy = 4;
var map3 = loader.load( 'textures/compressed/hepatica_dxt3_mip.dds' );
map3.anisotropy = 4;
var map4 = loader.load( 'textures/compressed/explosion_dxt5_mip.dds' );
map4.anisotropy = 4;
var map5 = loader.load( 'textures/compressed/disturb_argb_nomip.dds' );
map5.minFilter = map5.magFilter = THREE.LinearFilter;
map5.anisotropy = 4;
var map6 = loader.load( 'textures/compressed/disturb_argb_mip.dds' );
map6.anisotropy = 4;
var cubemap1 = loader.load( 'textures/compressed/Mountains.dds', function ( texture ) {
texture.magFilter = THREE.LinearFilter
texture.minFilter = THREE.LinearFilter;
texture.mapping = THREE.CubeReflectionMapping;
material1.needsUpdate = true;
} );
var cubemap2 = loader.load( 'textures/compressed/Mountains_argb_mip.dds', function ( texture ) {
texture.magFilter = THREE.LinearFilter;
texture.minFilter = THREE.LinearFilter;
texture.mapping = THREE.CubeReflectionMapping;
material5.needsUpdate = true;
} );
var cubemap3 = loader.load( 'textures/compressed/Mountains_argb_nomip.dds', function ( texture ) {
texture.magFilter = THREE.LinearFilter;
texture.minFilter = THREE.LinearFilter;
texture.mapping = THREE.CubeReflectionMapping;
material6.needsUpdate = true;
} );
var material1 = new THREE.MeshBasicMaterial( { map: map1, envMap: cubemap1 } );
var material2 = new THREE.MeshBasicMaterial( { map: map2 } );
var material3 = new THREE.MeshBasicMaterial( { map: map3, alphaTest: 0.5, side: THREE.DoubleSide } );
var material4 = new THREE.MeshBasicMaterial( { map: map4, side: THREE.DoubleSide, blending: THREE.AdditiveBlending, depthTest: false, transparent: true } );
var material5 = new THREE.MeshBasicMaterial( { envMap: cubemap2 } );
var material6 = new THREE.MeshBasicMaterial( { envMap: cubemap3 } );
var material7 = new THREE.MeshBasicMaterial( { map: map5 } );
var material8 = new THREE.MeshBasicMaterial( { map: map6 } );
var mesh = new THREE.Mesh( new THREE.TorusGeometry( 100, 50, 32, 16 ), material1 );
mesh.position.x = -600;
mesh.position.y = -200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( geometry, material2 );
mesh.position.x = -200;
mesh.position.y = -200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( geometry, material3 );
mesh.position.x = -200;
mesh.position.y = 200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( geometry, material4 );
mesh.position.x = -600;
mesh.position.y = 200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( new THREE.BoxGeometry( 200, 200, 200 ), material5 );
mesh.position.x = 200;
mesh.position.y = 200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( new THREE.BoxGeometry( 200, 200, 200 ), material6 );
mesh.position.x = 200;
mesh.position.y = -200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( geometry, material7 );
mesh.position.x = 600;
mesh.position.y = -200;
scene.add( mesh );
meshes.push( mesh );
mesh = new THREE.Mesh( geometry, material8 );
mesh.position.x = 600;
mesh.position.y = 200;
scene.add( mesh );
meshes.push( mesh );
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
stats = new Stats();
document.body.appendChild( stats.domElement );
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function animate() {
requestAnimationFrame( animate );
var time = Date.now() * 0.001;
for ( var i = 0; i < meshes.length; i ++ ) {
var mesh = meshes[ i ];
mesh.rotation.x = time;
mesh.rotation.y = time;
}
renderer.render( scene, camera );
stats.update();
}
</script>
</body>
</html>