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@@ -21,12 +21,15 @@
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<script>
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-
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+ var camera, scene, renderer;
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+ var group;
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+
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+ init();
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+ animate();
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function init() {
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- camera = new THREE.PerspectiveCamera(
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- 40, window.innerWidth / window.innerHeight, 1, 800 );
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+ camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 800 );
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camera.position.set( -20, 10, 50 );
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camera.lookAt( new THREE.Vector3( 0, 0, 0) );
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@@ -38,26 +41,33 @@
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var light = new THREE.HemisphereLight( 0xffffbb, 0x080820, 1 );
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scene.add( light );
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- var clipPlanes = [ new THREE.Plane( new THREE.Vector3( 1, 0, 0 ), 0 ),
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- new THREE.Plane( new THREE.Vector3( 0, -1, 0 ), 0 ),
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- new THREE.Plane( new THREE.Vector3( 0, 0, -1 ), 0 ) ]
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+ var clipPlanes = [
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+ new THREE.Plane( new THREE.Vector3( 1, 0, 0 ), 0 ),
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+ new THREE.Plane( new THREE.Vector3( 0, -1, 0 ), 0 ),
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+ new THREE.Plane( new THREE.Vector3( 0, 0, -1 ), 0 )
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+ ];
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scene.add( new THREE.AmbientLight( 0x505050 ) );
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- balls = new THREE.Object3D();
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+ group = new THREE.Object3D();
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- for ( var i = 1; i < 25; i++ ) {
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- balls.add( new THREE.Mesh(
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- new THREE.SphereBufferGeometry( i / 2, 48, 48),
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- new THREE.MeshStandardMaterial( { color: new THREE.Color( Math.sin( i * 0.5 ) * 0.5 + 0.5,
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- Math.cos( i * 1.5 ) * 0.5 + 0.5,
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- Math.sin( i * 4.5 + 0 ) * 0.5 + 0.5 ),
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- roughness: 0.95, metalness: 0.0, side: THREE.DoubleSide, clippingPlanes: clipPlanes, clipIntersection: true } )
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- ) );
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- }
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+ for ( var i = 1; i < 25; i ++ ) {
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+
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+ var geometry = new THREE.SphereBufferGeometry( i / 2, 48, 48 );
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+ var material = new THREE.MeshStandardMaterial( {
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+ color: new THREE.Color( Math.sin( i * 0.5 ) * 0.5 + 0.5, Math.cos( i * 1.5 ) * 0.5 + 0.5, Math.sin( i * 4.5 + 0 ) * 0.5 + 0.5 ),
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+ roughness: 0.95,
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+ metalness: 0.0,
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+ side: THREE.DoubleSide,
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+ clippingPlanes: clipPlanes,
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+ clipIntersection: true
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+ } );
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+ group.add( new THREE.Mesh( geometry, material ) );
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+
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+ }
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+
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+ scene.add( group );
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- scene.add( balls );
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-
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// Renderer
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var container = document.body;
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@@ -72,7 +82,6 @@
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window.addEventListener( 'resize', onWindowResize, false );
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container.appendChild( renderer.domElement );
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-
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// Stats
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stats = new Stats();
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@@ -84,7 +93,6 @@
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mode.clipIntersection = true;
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mode.clipPosition = 0;
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var gui = new dat.GUI();
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- gui.width = 800;
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gui.add( mode, 'clipIntersection' ).onChange( function() {
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for (var i = 0; i < balls.children.length; i++) {
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balls.children[i].material.clipIntersection = !balls.children[i].material.clipIntersection;
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@@ -119,18 +127,22 @@
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function animate() {
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-
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requestAnimationFrame( animate );
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+ var children = group.children;
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- for ( var obj = 0; obj < balls.children.length; obj++ ) {
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- var current = balls.children[ obj ].material;
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- for ( var i = 0; i < current.clippingPlanes.length; i++ ) {
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- var plane = current.clippingPlanes[ i ];
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+ for ( var i = 0; i < children.length; i ++ ) {
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+
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+ var current = children[ i ].material;
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+
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+ for ( var j = 0; j < current.clippingPlanes.length; j ++ ) {
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+
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+ var plane = current.clippingPlanes[ j ];
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plane.constant = ( 49 * plane.constant + mode.clipPosition ) / 50;
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+
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}
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- }
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+ }
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stats.begin();
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renderer.render( scene, camera );
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@@ -138,9 +150,6 @@
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}
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- init();
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- animate();
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-
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</script>
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</body>
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