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three.js

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提交 3e94be06 编写于 作者: M Mugen87
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Added XYZLoader.

上级 45b0103e
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examples/files.json
浏览文件 @ 3e94be06
......@@ -129,6 +129,7 @@
"webgl_loader_vrml",
"webgl_loader_vtk",
"webgl_loader_x",
"webgl_loader_xyz",
"webgl_lod",
"webgl_marchingcubes",
"webgl_materials",
......
examples/jsm/loaders/XYZLoader.d.ts 0 → 100644
浏览文件 @ 3e94be06
import {
BufferGeometry,
Loader,
LoadingManager
} from '../../../src/Three';
export class XYZLoader extends Loader {
constructor( manager?: LoadingManager );
load( url: string, onLoad: ( geometry: BufferGeometry ) => void, onProgress?: ( event: ProgressEvent ) => void, onError?: ( event: ErrorEvent ) => void ): void;
parse( data: string, onLoad: ( geometry: BufferGeometry ) => void ): object;
}
examples/jsm/loaders/XYZLoader.js 0 → 100644
浏览文件 @ 3e94be06
import {
BufferGeometry,
FileLoader,
Float32BufferAttribute,
Loader
} from '../../../build/three.module.js';
class XYZLoader extends Loader {
load( url, onLoad, onProgress, onError ) {
const scope = this;
const loader = new FileLoader( this.manager );
loader.setPath( this.path );
loader.setRequestHeader( this.requestHeader );
loader.setWithCredentials( this.withCredentials );
loader.load( url, function ( text ) {
try {
onLoad( scope.parse( text ) );
} catch ( e ) {
if ( onError ) {
onError( e );
} else {
console.error( e );
}
scope.manager.itemError( url );
}
}, onProgress, onError );
}
parse( text ) {
const lines = text.split( '\n' );
const vertices = [];
const colors = [];
for ( let line of lines ) {
line = line.trim();
if ( line.charAt( 0 ) === '#' ) continue; // skip comments
const lineValues = line.split( /\s+/ );
if ( lineValues.length === 3 ) {
// XYZ
vertices.push( parseFloat( lineValues[ 0 ] ) );
vertices.push( parseFloat( lineValues[ 1 ] ) );
vertices.push( parseFloat( lineValues[ 2 ] ) );
}
if ( lineValues.length === 6 ) {
// XYZRGB
vertices.push( parseFloat( lineValues[ 0 ] ) );
vertices.push( parseFloat( lineValues[ 1 ] ) );
vertices.push( parseFloat( lineValues[ 2 ] ) );
colors.push( parseFloat( lineValues[ 3 ] ) / 255 );
colors.push( parseFloat( lineValues[ 4 ] ) / 255 );
colors.push( parseFloat( lineValues[ 5 ] ) / 255 );
}
}
const geometry = new BufferGeometry();
geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
if ( colors.length > 0 ) {
geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
}
return geometry;
}
}
export { XYZLoader };
examples/models/xyz/helix_201.xyz 0 → 100644
浏览文件 @ 3e94be06
# helix_201.xyz
#
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0.5057634 -0.7079139 -2.871073
0.6422613 -0.5988617 -2.868600
0.7554799 -0.4636500 -2.866056
0.8404377 -0.3072074 -2.863440
0.8931900 -0.1353982 -2.860748
0.9110007 4.5183171E-02 -2.857978
0.8924776 0.2274645 -2.855126
0.8376509 0.4041732 -2.852190
0.7480025 0.5681100 -2.849165
0.6264315 0.7124491 -2.846050
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0.3056472 0.9185020 -2.839530
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-7.7742465E-02 0.9850534 -2.832601
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-0.4648297 0.8955631 -2.825226
-0.6402391 0.7937393 -2.821360
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1.289071 -4.3367516E-02 -2.708581
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0.9796010 0.9430137 -2.674155
0.7832562 1.134079 -2.664653
0.5498004 1.284522 -2.654754
0.2875895 1.387166 -2.644440
6.3577644E-03 1.436542 -2.633687
-0.2831245 1.429154 -2.622472
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-0.8410097 1.241050 -2.598557
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1.168371 -1.524281 -2.304664
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1.725636 -0.9807486 -2.249514
1.917587 -0.6286960 -2.219820
2.037840 -0.2391386 -2.188612
2.079050 0.1733468 -2.155806
2.036829 0.5927297 -2.121320
1.910035 1.002130 -2.085066
1.700944 1.384473 -2.046955
1.415291 1.723174 -2.006894
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0.6537460 2.209998 -1.920553
0.2049761 2.333622 -1.874085
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-1.657589 -2.277234 -1.032764
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-0.6528603 -2.798331 -0.8620437
-8.4640868E-02 -2.897469 -0.7729880
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1.065963 -2.741819 -0.5883484
1.598853 -2.490066 -0.4931970
2.071785 -2.133190 -0.3964912
2.463719 -1.685521 -0.2985111
2.757063 -1.165668 -0.1995571
2.938568 -0.5956771 -9.9944495E-02
3.000000 0.0000000E+00 0.0000000E+00
2.938568 0.5956771 9.9944495E-02
2.757063 1.165668 0.1995571
2.463719 1.685521 0.2985111
2.071785 2.133190 0.3964912
1.598853 2.490066 0.4931970
1.065963 2.741819 0.5883484
0.4965631 2.879015 0.6816889
-8.4640868E-02 2.897469 0.7729880
-0.6528603 2.798331 0.8620437
-1.184375 2.587906 0.9486833
-1.657589 2.277234 1.032764
-2.053959 1.881455 1.114172
-2.358729 1.419004 1.192822
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2.079050 -0.1733468 2.155806
2.037840 0.2391386 2.188612
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1.725636 0.9807486 2.249514
1.471899 1.282684 2.277770
1.168371 1.524281 2.304664
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9.8691247E-02 1.826468 2.377872
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-0.5694501 -1.363673 2.610770
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6.3577644E-03 -1.436542 2.633687
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0.7832562 -1.134079 2.664653
0.9796010 -0.9430137 2.674155
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1.288640 -0.2163926 2.700478
1.289071 4.3367516E-02 2.708581
1.238709 0.2947820 2.716377
1.140819 0.5282233 2.723878
1.000432 0.7350051 2.731100
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0.3957134 1.128828 2.751210
0.1615903 1.170658 2.757435
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-0.5091438 1.020364 2.774821
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0.3056472 -0.9185020 2.839530
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0.6264315 -0.7124491 2.846050
0.7480025 -0.5681100 2.849165
0.8376509 -0.4041732 2.852190
0.8924776 -0.2274645 2.855126
0.9110007 -4.5183171E-02 2.857978
0.8931900 0.1353982 2.860748
0.8404377 0.3072074 2.863440
0.7554799 0.4636500 2.866056
0.6422613 0.5988617 2.868600
0.5057634 0.7079139 2.871073
0.3517846 0.7869986 2.873479
examples/webgl_loader_xyz.html 0 → 100644
浏览文件 @ 3e94be06
<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - loaders - XYZ</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<link type="text/css" rel="stylesheet" href="main.css">
</head>
<body>
<div id="info">
<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - XYZ loader<br/>
asset from <a href="https://people.math.sc.edu/Burkardt/data/xyz/xyz.html" target="_blank" rel="noopener">people.math.sc.edu</a> via GNU LGPL
</div>
<script type="module">
import * as THREE from '../build/three.module.js';
import { XYZLoader } from './jsm/loaders/XYZLoader.js';
let camera, scene, renderer, clock;
let points;
init();
animate();
function init() {
camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.1, 100 );
camera.position.set( 10, 7, 10 );
scene = new THREE.Scene();
scene.add( camera );
camera.lookAt( scene.position );
clock = new THREE.Clock();
const loader = new XYZLoader();
loader.load( 'models/xyz/helix_201.xyz', function ( geometry ) {
geometry.center();
const material = new THREE.PointsMaterial( { size: 0.1 } );
points = new THREE.Points( geometry, material );
scene.add( points );
} );
//
renderer = new THREE.WebGLRenderer();
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.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 );
const delta = clock.getDelta();
if ( points ) {
points.rotation.x += delta * 0.2;
points.rotation.y += delta * 0.5;
}
renderer.render( scene, camera );
}
</script>
</body>
</html>
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