webvr js meetup initial commit
This commit is contained in:
Senad Uka
311
node_modules/three/examples/js/loaders/MD2Loader.js
generated
vendored
Normal file
311
node_modules/three/examples/js/loaders/MD2Loader.js
generated
vendored
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@@ -0,0 +1,311 @@
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/**
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* @author mrdoob / http://mrdoob.com/
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*/
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THREE.MD2Loader = function ( manager ) {
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this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
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};
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THREE.MD2Loader.prototype = {
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constructor: THREE.MD2Loader,
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load: function ( url, onLoad, onProgress, onError ) {
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var scope = this;
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var loader = new THREE.FileLoader( scope.manager );
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loader.setResponseType( 'arraybuffer' );
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loader.load( url, function ( buffer ) {
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onLoad( scope.parse( buffer ) );
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}, onProgress, onError );
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},
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parse: ( function () {
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var normals = [
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[ -0.525731, 0.000000, 0.850651 ], [ -0.442863, 0.238856, 0.864188 ],
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[ -0.295242, 0.000000, 0.955423 ], [ -0.309017, 0.500000, 0.809017 ],
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[ -0.162460, 0.262866, 0.951056 ], [ 0.000000, 0.000000, 1.000000 ],
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[ 0.000000, 0.850651, 0.525731 ], [ -0.147621, 0.716567, 0.681718 ],
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[ 0.147621, 0.716567, 0.681718 ], [ 0.000000, 0.525731, 0.850651 ],
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[ 0.309017, 0.500000, 0.809017 ], [ 0.525731, 0.000000, 0.850651 ],
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[ 0.295242, 0.000000, 0.955423 ], [ 0.442863, 0.238856, 0.864188 ],
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[ 0.162460, 0.262866, 0.951056 ], [ -0.681718, 0.147621, 0.716567 ],
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[ -0.809017, 0.309017, 0.500000 ], [ -0.587785, 0.425325, 0.688191 ],
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[ -0.850651, 0.525731, 0.000000 ], [ -0.864188, 0.442863, 0.238856 ],
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[ -0.716567, 0.681718, 0.147621 ], [ -0.688191, 0.587785, 0.425325 ],
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[ -0.500000, 0.809017, 0.309017 ], [ -0.238856, 0.864188, 0.442863 ],
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[ -0.425325, 0.688191, 0.587785 ], [ -0.716567, 0.681718, -0.147621 ],
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[ -0.500000, 0.809017, -0.309017 ], [ -0.525731, 0.850651, 0.000000 ],
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[ 0.000000, 0.850651, -0.525731 ], [ -0.238856, 0.864188, -0.442863 ],
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[ 0.000000, 0.955423, -0.295242 ], [ -0.262866, 0.951056, -0.162460 ],
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[ 0.000000, 1.000000, 0.000000 ], [ 0.000000, 0.955423, 0.295242 ],
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[ -0.262866, 0.951056, 0.162460 ], [ 0.238856, 0.864188, 0.442863 ],
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[ 0.262866, 0.951056, 0.162460 ], [ 0.500000, 0.809017, 0.309017 ],
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[ 0.238856, 0.864188, -0.442863 ], [ 0.262866, 0.951056, -0.162460 ],
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[ 0.500000, 0.809017, -0.309017 ], [ 0.850651, 0.525731, 0.000000 ],
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[ 0.716567, 0.681718, 0.147621 ], [ 0.716567, 0.681718, -0.147621 ],
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[ 0.525731, 0.850651, 0.000000 ], [ 0.425325, 0.688191, 0.587785 ],
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[ 0.864188, 0.442863, 0.238856 ], [ 0.688191, 0.587785, 0.425325 ],
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[ 0.809017, 0.309017, 0.500000 ], [ 0.681718, 0.147621, 0.716567 ],
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[ 0.587785, 0.425325, 0.688191 ], [ 0.955423, 0.295242, 0.000000 ],
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[ 1.000000, 0.000000, 0.000000 ], [ 0.951056, 0.162460, 0.262866 ],
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[ 0.850651, -0.525731, 0.000000 ], [ 0.955423, -0.295242, 0.000000 ],
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[ 0.864188, -0.442863, 0.238856 ], [ 0.951056, -0.162460, 0.262866 ],
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[ 0.809017, -0.309017, 0.500000 ], [ 0.681718, -0.147621, 0.716567 ],
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[ 0.850651, 0.000000, 0.525731 ], [ 0.864188, 0.442863, -0.238856 ],
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[ 0.809017, 0.309017, -0.500000 ], [ 0.951056, 0.162460, -0.262866 ],
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[ 0.525731, 0.000000, -0.850651 ], [ 0.681718, 0.147621, -0.716567 ],
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[ 0.681718, -0.147621, -0.716567 ], [ 0.850651, 0.000000, -0.525731 ],
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[ 0.809017, -0.309017, -0.500000 ], [ 0.864188, -0.442863, -0.238856 ],
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[ 0.951056, -0.162460, -0.262866 ], [ 0.147621, 0.716567, -0.681718 ],
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[ 0.309017, 0.500000, -0.809017 ], [ 0.425325, 0.688191, -0.587785 ],
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[ 0.442863, 0.238856, -0.864188 ], [ 0.587785, 0.425325, -0.688191 ],
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[ 0.688191, 0.587785, -0.425325 ], [ -0.147621, 0.716567, -0.681718 ],
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[ -0.309017, 0.500000, -0.809017 ], [ 0.000000, 0.525731, -0.850651 ],
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[ -0.525731, 0.000000, -0.850651 ], [ -0.442863, 0.238856, -0.864188 ],
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[ -0.295242, 0.000000, -0.955423 ], [ -0.162460, 0.262866, -0.951056 ],
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[ 0.000000, 0.000000, -1.000000 ], [ 0.295242, 0.000000, -0.955423 ],
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[ 0.162460, 0.262866, -0.951056 ], [ -0.442863, -0.238856, -0.864188 ],
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[ -0.309017, -0.500000, -0.809017 ], [ -0.162460, -0.262866, -0.951056 ],
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[ 0.000000, -0.850651, -0.525731 ], [ -0.147621, -0.716567, -0.681718 ],
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[ 0.147621, -0.716567, -0.681718 ], [ 0.000000, -0.525731, -0.850651 ],
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[ 0.309017, -0.500000, -0.809017 ], [ 0.442863, -0.238856, -0.864188 ],
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[ 0.162460, -0.262866, -0.951056 ], [ 0.238856, -0.864188, -0.442863 ],
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[ 0.500000, -0.809017, -0.309017 ], [ 0.425325, -0.688191, -0.587785 ],
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[ 0.716567, -0.681718, -0.147621 ], [ 0.688191, -0.587785, -0.425325 ],
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[ 0.587785, -0.425325, -0.688191 ], [ 0.000000, -0.955423, -0.295242 ],
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[ 0.000000, -1.000000, 0.000000 ], [ 0.262866, -0.951056, -0.162460 ],
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[ 0.000000, -0.850651, 0.525731 ], [ 0.000000, -0.955423, 0.295242 ],
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[ 0.238856, -0.864188, 0.442863 ], [ 0.262866, -0.951056, 0.162460 ],
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[ 0.500000, -0.809017, 0.309017 ], [ 0.716567, -0.681718, 0.147621 ],
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[ 0.525731, -0.850651, 0.000000 ], [ -0.238856, -0.864188, -0.442863 ],
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[ -0.500000, -0.809017, -0.309017 ], [ -0.262866, -0.951056, -0.162460 ],
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[ -0.850651, -0.525731, 0.000000 ], [ -0.716567, -0.681718, -0.147621 ],
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[ -0.716567, -0.681718, 0.147621 ], [ -0.525731, -0.850651, 0.000000 ],
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[ -0.500000, -0.809017, 0.309017 ], [ -0.238856, -0.864188, 0.442863 ],
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[ -0.262866, -0.951056, 0.162460 ], [ -0.864188, -0.442863, 0.238856 ],
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[ -0.809017, -0.309017, 0.500000 ], [ -0.688191, -0.587785, 0.425325 ],
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[ -0.681718, -0.147621, 0.716567 ], [ -0.442863, -0.238856, 0.864188 ],
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[ -0.587785, -0.425325, 0.688191 ], [ -0.309017, -0.500000, 0.809017 ],
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[ -0.147621, -0.716567, 0.681718 ], [ -0.425325, -0.688191, 0.587785 ],
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[ -0.162460, -0.262866, 0.951056 ], [ 0.442863, -0.238856, 0.864188 ],
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[ 0.162460, -0.262866, 0.951056 ], [ 0.309017, -0.500000, 0.809017 ],
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[ 0.147621, -0.716567, 0.681718 ], [ 0.000000, -0.525731, 0.850651 ],
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[ 0.425325, -0.688191, 0.587785 ], [ 0.587785, -0.425325, 0.688191 ],
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[ 0.688191, -0.587785, 0.425325 ], [ -0.955423, 0.295242, 0.000000 ],
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[ -0.951056, 0.162460, 0.262866 ], [ -1.000000, 0.000000, 0.000000 ],
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[ -0.850651, 0.000000, 0.525731 ], [ -0.955423, -0.295242, 0.000000 ],
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[ -0.951056, -0.162460, 0.262866 ], [ -0.864188, 0.442863, -0.238856 ],
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[ -0.951056, 0.162460, -0.262866 ], [ -0.809017, 0.309017, -0.500000 ],
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[ -0.864188, -0.442863, -0.238856 ], [ -0.951056, -0.162460, -0.262866 ],
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[ -0.809017, -0.309017, -0.500000 ], [ -0.681718, 0.147621, -0.716567 ],
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[ -0.681718, -0.147621, -0.716567 ], [ -0.850651, 0.000000, -0.525731 ],
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[ -0.688191, 0.587785, -0.425325 ], [ -0.587785, 0.425325, -0.688191 ],
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[ -0.425325, 0.688191, -0.587785 ], [ -0.425325, -0.688191, -0.587785 ],
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[ -0.587785, -0.425325, -0.688191 ], [ -0.688191, -0.587785, -0.425325 ]
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];
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return function ( buffer ) {
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console.time( 'MD2Loader' );
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var data = new DataView( buffer );
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// http://tfc.duke.free.fr/coding/md2-specs-en.html
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var header = {};
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var headerNames = [
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'ident', 'version',
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'skinwidth', 'skinheight',
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'framesize',
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'num_skins', 'num_vertices', 'num_st', 'num_tris', 'num_glcmds', 'num_frames',
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'offset_skins', 'offset_st', 'offset_tris', 'offset_frames', 'offset_glcmds', 'offset_end'
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];
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for ( var i = 0; i < headerNames.length; i ++ ) {
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header[ headerNames[ i ] ] = data.getInt32( i * 4, true );
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}
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if ( header.ident !== 844121161 || header.version !== 8 ) {
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console.error( 'Not a valid MD2 file' );
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return;
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}
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if ( header.offset_end !== data.byteLength ) {
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console.error( 'Corrupted MD2 file' );
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return;
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}
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//
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var geometry = new THREE.Geometry();
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// uvs
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var uvs = [];
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var offset = header.offset_st;
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for ( var i = 0, l = header.num_st; i < l; i ++ ) {
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var u = data.getInt16( offset + 0, true );
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var v = data.getInt16( offset + 2, true );
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uvs.push( new THREE.Vector2( u / header.skinwidth, 1 - ( v / header.skinheight ) ) );
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offset += 4;
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}
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// triangles
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var offset = header.offset_tris;
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for ( var i = 0, l = header.num_tris; i < l; i ++ ) {
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var a = data.getUint16( offset + 0, true );
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var b = data.getUint16( offset + 2, true );
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var c = data.getUint16( offset + 4, true );
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geometry.faces.push( new THREE.Face3( a, b, c ) );
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geometry.faceVertexUvs[ 0 ].push( [
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uvs[ data.getUint16( offset + 6, true ) ],
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uvs[ data.getUint16( offset + 8, true ) ],
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uvs[ data.getUint16( offset + 10, true ) ]
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] );
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offset += 12;
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}
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// frames
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var translation = new THREE.Vector3();
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var scale = new THREE.Vector3();
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var string = [];
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var offset = header.offset_frames;
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for ( var i = 0, l = header.num_frames; i < l; i ++ ) {
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scale.set(
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data.getFloat32( offset + 0, true ),
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data.getFloat32( offset + 4, true ),
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data.getFloat32( offset + 8, true )
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);
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translation.set(
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data.getFloat32( offset + 12, true ),
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data.getFloat32( offset + 16, true ),
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data.getFloat32( offset + 20, true )
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);
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offset += 24;
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for ( var j = 0; j < 16; j ++ ) {
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var character = data.getUint8( offset + j, true );
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if ( character === 0 ) break;
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string[ j ] = character;
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}
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var frame = {
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name: String.fromCharCode.apply( null, string ),
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vertices: [],
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normals: []
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};
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offset += 16;
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for ( var j = 0; j < header.num_vertices; j ++ ) {
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var x = data.getUint8( offset ++, true );
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var y = data.getUint8( offset ++, true );
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var z = data.getUint8( offset ++, true );
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var n = normals[ data.getUint8( offset ++, true ) ];
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var vertex = new THREE.Vector3(
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x * scale.x + translation.x,
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z * scale.z + translation.z,
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y * scale.y + translation.y
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);
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var normal = new THREE.Vector3( n[ 0 ], n[ 2 ], n[ 1 ] );
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frame.vertices.push( vertex );
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frame.normals.push( normal );
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}
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geometry.morphTargets.push( frame );
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}
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// Static
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geometry.vertices = geometry.morphTargets[ 0 ].vertices;
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var morphTarget = geometry.morphTargets[ 0 ];
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for ( var j = 0, jl = geometry.faces.length; j < jl; j ++ ) {
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var face = geometry.faces[ j ];
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face.vertexNormals = [
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morphTarget.normals[ face.a ],
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morphTarget.normals[ face.b ],
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morphTarget.normals[ face.c ]
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];
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}
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// Convert to geometry.morphNormals
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for ( var i = 0, l = geometry.morphTargets.length; i < l; i ++ ) {
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var morphTarget = geometry.morphTargets[ i ];
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var vertexNormals = [];
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for ( var j = 0, jl = geometry.faces.length; j < jl; j ++ ) {
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var face = geometry.faces[ j ];
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vertexNormals.push( {
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a: morphTarget.normals[ face.a ],
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b: morphTarget.normals[ face.b ],
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c: morphTarget.normals[ face.c ]
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} );
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}
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geometry.morphNormals.push( { vertexNormals: vertexNormals } );
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}
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geometry.animations = THREE.AnimationClip.CreateClipsFromMorphTargetSequences( geometry.morphTargets, 10 );
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console.timeEnd( 'MD2Loader' );
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return geometry;
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};
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} )()
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};
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