TDSLoader.js 25 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109
  1. console.warn( "THREE.TDSLoader: As part of the transition to ES6 Modules, the files in 'examples/js' were deprecated in May 2020 (r117) and will be deleted in December 2020 (r124). You can find more information about developing using ES6 Modules in https://threejs.org/docs/#manual/en/introduction/Installation." );
  2. /**
  3. * Autodesk 3DS three.js file loader, based on lib3ds.
  4. *
  5. * Loads geometry with uv and materials basic properties with texture support.
  6. *
  7. * @class TDSLoader
  8. * @constructor
  9. */
  10. THREE.TDSLoader = function ( manager ) {
  11. THREE.Loader.call( this, manager );
  12. this.debug = false;
  13. this.group = null;
  14. this.position = 0;
  15. this.materials = [];
  16. this.meshes = [];
  17. };
  18. THREE.TDSLoader.prototype = Object.assign( Object.create( THREE.Loader.prototype ), {
  19. constructor: THREE.TDSLoader,
  20. /**
  21. * Load 3ds file from url.
  22. *
  23. * @method load
  24. * @param {[type]} url URL for the file.
  25. * @param {Function} onLoad onLoad callback, receives group Object3D as argument.
  26. * @param {Function} onProgress onProgress callback.
  27. * @param {Function} onError onError callback.
  28. */
  29. load: function ( url, onLoad, onProgress, onError ) {
  30. var scope = this;
  31. var path = ( this.path === '' ) ? THREE.LoaderUtils.extractUrlBase( url ) : this.path;
  32. var loader = new THREE.FileLoader( this.manager );
  33. loader.setPath( this.path );
  34. loader.setResponseType( 'arraybuffer' );
  35. loader.setRequestHeader( this.requestHeader );
  36. loader.setWithCredentials( this.withCredentials );
  37. loader.load( url, function ( data ) {
  38. try {
  39. onLoad( scope.parse( data, path ) );
  40. } catch ( e ) {
  41. if ( onError ) {
  42. onError( e );
  43. } else {
  44. console.error( e );
  45. }
  46. scope.manager.itemError( url );
  47. }
  48. }, onProgress, onError );
  49. },
  50. /**
  51. * Parse arraybuffer data and load 3ds file.
  52. *
  53. * @method parse
  54. * @param {ArrayBuffer} arraybuffer Arraybuffer data to be loaded.
  55. * @param {String} path Path for external resources.
  56. * @return {Group} Group loaded from 3ds file.
  57. */
  58. parse: function ( arraybuffer, path ) {
  59. this.group = new THREE.Group();
  60. this.position = 0;
  61. this.materials = [];
  62. this.meshes = [];
  63. this.readFile( arraybuffer, path );
  64. for ( var i = 0; i < this.meshes.length; i ++ ) {
  65. this.group.add( this.meshes[ i ] );
  66. }
  67. return this.group;
  68. },
  69. /**
  70. * Decode file content to read 3ds data.
  71. *
  72. * @method readFile
  73. * @param {ArrayBuffer} arraybuffer Arraybuffer data to be loaded.
  74. * @param {String} path Path for external resources.
  75. */
  76. readFile: function ( arraybuffer, path ) {
  77. var data = new DataView( arraybuffer );
  78. var chunk = this.readChunk( data );
  79. if ( chunk.id === MLIBMAGIC || chunk.id === CMAGIC || chunk.id === M3DMAGIC ) {
  80. var next = this.nextChunk( data, chunk );
  81. while ( next !== 0 ) {
  82. if ( next === M3D_VERSION ) {
  83. var version = this.readDWord( data );
  84. this.debugMessage( '3DS file version: ' + version );
  85. } else if ( next === MDATA ) {
  86. this.resetPosition( data );
  87. this.readMeshData( data, path );
  88. } else {
  89. this.debugMessage( 'Unknown main chunk: ' + next.toString( 16 ) );
  90. }
  91. next = this.nextChunk( data, chunk );
  92. }
  93. }
  94. this.debugMessage( 'Parsed ' + this.meshes.length + ' meshes' );
  95. },
  96. /**
  97. * Read mesh data chunk.
  98. *
  99. * @method readMeshData
  100. * @param {Dataview} data Dataview in use.
  101. * @param {String} path Path for external resources.
  102. */
  103. readMeshData: function ( data, path ) {
  104. var chunk = this.readChunk( data );
  105. var next = this.nextChunk( data, chunk );
  106. while ( next !== 0 ) {
  107. if ( next === MESH_VERSION ) {
  108. var version = + this.readDWord( data );
  109. this.debugMessage( 'Mesh Version: ' + version );
  110. } else if ( next === MASTER_SCALE ) {
  111. var scale = this.readFloat( data );
  112. this.debugMessage( 'Master scale: ' + scale );
  113. this.group.scale.set( scale, scale, scale );
  114. } else if ( next === NAMED_OBJECT ) {
  115. this.debugMessage( 'Named Object' );
  116. this.resetPosition( data );
  117. this.readNamedObject( data );
  118. } else if ( next === MAT_ENTRY ) {
  119. this.debugMessage( 'Material' );
  120. this.resetPosition( data );
  121. this.readMaterialEntry( data, path );
  122. } else {
  123. this.debugMessage( 'Unknown MDATA chunk: ' + next.toString( 16 ) );
  124. }
  125. next = this.nextChunk( data, chunk );
  126. }
  127. },
  128. /**
  129. * Read named object chunk.
  130. *
  131. * @method readNamedObject
  132. * @param {Dataview} data Dataview in use.
  133. */
  134. readNamedObject: function ( data ) {
  135. var chunk = this.readChunk( data );
  136. var name = this.readString( data, 64 );
  137. chunk.cur = this.position;
  138. var next = this.nextChunk( data, chunk );
  139. while ( next !== 0 ) {
  140. if ( next === N_TRI_OBJECT ) {
  141. this.resetPosition( data );
  142. var mesh = this.readMesh( data );
  143. mesh.name = name;
  144. this.meshes.push( mesh );
  145. } else {
  146. this.debugMessage( 'Unknown named object chunk: ' + next.toString( 16 ) );
  147. }
  148. next = this.nextChunk( data, chunk );
  149. }
  150. this.endChunk( chunk );
  151. },
  152. /**
  153. * Read material data chunk and add it to the material list.
  154. *
  155. * @method readMaterialEntry
  156. * @param {Dataview} data Dataview in use.
  157. * @param {String} path Path for external resources.
  158. */
  159. readMaterialEntry: function ( data, path ) {
  160. var chunk = this.readChunk( data );
  161. var next = this.nextChunk( data, chunk );
  162. var material = new THREE.MeshPhongMaterial();
  163. while ( next !== 0 ) {
  164. if ( next === MAT_NAME ) {
  165. material.name = this.readString( data, 64 );
  166. this.debugMessage( ' Name: ' + material.name );
  167. } else if ( next === MAT_WIRE ) {
  168. this.debugMessage( ' Wireframe' );
  169. material.wireframe = true;
  170. } else if ( next === MAT_WIRE_SIZE ) {
  171. var value = this.readByte( data );
  172. material.wireframeLinewidth = value;
  173. this.debugMessage( ' Wireframe Thickness: ' + value );
  174. } else if ( next === MAT_TWO_SIDE ) {
  175. material.side = THREE.DoubleSide;
  176. this.debugMessage( ' DoubleSided' );
  177. } else if ( next === MAT_ADDITIVE ) {
  178. this.debugMessage( ' Additive Blending' );
  179. material.blending = THREE.AdditiveBlending;
  180. } else if ( next === MAT_DIFFUSE ) {
  181. this.debugMessage( ' Diffuse Color' );
  182. material.color = this.readColor( data );
  183. } else if ( next === MAT_SPECULAR ) {
  184. this.debugMessage( ' Specular Color' );
  185. material.specular = this.readColor( data );
  186. } else if ( next === MAT_AMBIENT ) {
  187. this.debugMessage( ' Ambient color' );
  188. material.color = this.readColor( data );
  189. } else if ( next === MAT_SHININESS ) {
  190. var shininess = this.readWord( data );
  191. material.shininess = shininess;
  192. this.debugMessage( ' Shininess : ' + shininess );
  193. } else if ( next === MAT_TRANSPARENCY ) {
  194. var opacity = this.readWord( data );
  195. material.opacity = opacity * 0.01;
  196. this.debugMessage( ' Opacity : ' + opacity );
  197. material.transparent = opacity < 100 ? true : false;
  198. } else if ( next === MAT_TEXMAP ) {
  199. this.debugMessage( ' ColorMap' );
  200. this.resetPosition( data );
  201. material.map = this.readMap( data, path );
  202. } else if ( next === MAT_BUMPMAP ) {
  203. this.debugMessage( ' BumpMap' );
  204. this.resetPosition( data );
  205. material.bumpMap = this.readMap( data, path );
  206. } else if ( next === MAT_OPACMAP ) {
  207. this.debugMessage( ' OpacityMap' );
  208. this.resetPosition( data );
  209. material.alphaMap = this.readMap( data, path );
  210. } else if ( next === MAT_SPECMAP ) {
  211. this.debugMessage( ' SpecularMap' );
  212. this.resetPosition( data );
  213. material.specularMap = this.readMap( data, path );
  214. } else {
  215. this.debugMessage( ' Unknown material chunk: ' + next.toString( 16 ) );
  216. }
  217. next = this.nextChunk( data, chunk );
  218. }
  219. this.endChunk( chunk );
  220. this.materials[ material.name ] = material;
  221. },
  222. /**
  223. * Read mesh data chunk.
  224. *
  225. * @method readMesh
  226. * @param {Dataview} data Dataview in use.
  227. * @return {Mesh} The parsed mesh.
  228. */
  229. readMesh: function ( data ) {
  230. var chunk = this.readChunk( data );
  231. var next = this.nextChunk( data, chunk );
  232. var geometry = new THREE.BufferGeometry();
  233. var uvs = [];
  234. var material = new THREE.MeshPhongMaterial();
  235. var mesh = new THREE.Mesh( geometry, material );
  236. mesh.name = 'mesh';
  237. while ( next !== 0 ) {
  238. if ( next === POINT_ARRAY ) {
  239. var points = this.readWord( data );
  240. this.debugMessage( ' Vertex: ' + points );
  241. //BufferGeometry
  242. var vertices = [];
  243. for ( var i = 0; i < points; i ++ ) {
  244. vertices.push( this.readFloat( data ) );
  245. vertices.push( this.readFloat( data ) );
  246. vertices.push( this.readFloat( data ) );
  247. }
  248. geometry.setAttribute( 'position', new THREE.Float32BufferAttribute( vertices, 3 ) );
  249. } else if ( next === FACE_ARRAY ) {
  250. this.resetPosition( data );
  251. this.readFaceArray( data, mesh );
  252. } else if ( next === TEX_VERTS ) {
  253. var texels = this.readWord( data );
  254. this.debugMessage( ' UV: ' + texels );
  255. //BufferGeometry
  256. var uvs = [];
  257. for ( var i = 0; i < texels; i ++ ) {
  258. uvs.push( this.readFloat( data ) );
  259. uvs.push( this.readFloat( data ) );
  260. }
  261. geometry.setAttribute( 'uv', new THREE.Float32BufferAttribute( uvs, 2 ) );
  262. } else if ( next === MESH_MATRIX ) {
  263. this.debugMessage( ' Tranformation Matrix (TODO)' );
  264. var values = [];
  265. for ( var i = 0; i < 12; i ++ ) {
  266. values[ i ] = this.readFloat( data );
  267. }
  268. var matrix = new THREE.Matrix4();
  269. //X Line
  270. matrix.elements[ 0 ] = values[ 0 ];
  271. matrix.elements[ 1 ] = values[ 6 ];
  272. matrix.elements[ 2 ] = values[ 3 ];
  273. matrix.elements[ 3 ] = values[ 9 ];
  274. //Y Line
  275. matrix.elements[ 4 ] = values[ 2 ];
  276. matrix.elements[ 5 ] = values[ 8 ];
  277. matrix.elements[ 6 ] = values[ 5 ];
  278. matrix.elements[ 7 ] = values[ 11 ];
  279. //Z Line
  280. matrix.elements[ 8 ] = values[ 1 ];
  281. matrix.elements[ 9 ] = values[ 7 ];
  282. matrix.elements[ 10 ] = values[ 4 ];
  283. matrix.elements[ 11 ] = values[ 10 ];
  284. //W Line
  285. matrix.elements[ 12 ] = 0;
  286. matrix.elements[ 13 ] = 0;
  287. matrix.elements[ 14 ] = 0;
  288. matrix.elements[ 15 ] = 1;
  289. matrix.transpose();
  290. var inverse = new THREE.Matrix4();
  291. inverse.getInverse( matrix );
  292. geometry.applyMatrix4( inverse );
  293. matrix.decompose( mesh.position, mesh.quaternion, mesh.scale );
  294. } else {
  295. this.debugMessage( ' Unknown mesh chunk: ' + next.toString( 16 ) );
  296. }
  297. next = this.nextChunk( data, chunk );
  298. }
  299. this.endChunk( chunk );
  300. geometry.computeVertexNormals();
  301. return mesh;
  302. },
  303. /**
  304. * Read face array data chunk.
  305. *
  306. * @method readFaceArray
  307. * @param {Dataview} data Dataview in use.
  308. * @param {Mesh} mesh Mesh to be filled with the data read.
  309. */
  310. readFaceArray: function ( data, mesh ) {
  311. var chunk = this.readChunk( data );
  312. var faces = this.readWord( data );
  313. this.debugMessage( ' Faces: ' + faces );
  314. var index = [];
  315. for ( var i = 0; i < faces; ++ i ) {
  316. index.push( this.readWord( data ), this.readWord( data ), this.readWord( data ) );
  317. this.readWord( data ); // visibility
  318. }
  319. mesh.geometry.setIndex( index );
  320. //The rest of the FACE_ARRAY chunk is subchunks
  321. while ( this.position < chunk.end ) {
  322. var chunk = this.readChunk( data );
  323. if ( chunk.id === MSH_MAT_GROUP ) {
  324. this.debugMessage( ' Material Group' );
  325. this.resetPosition( data );
  326. var group = this.readMaterialGroup( data );
  327. var material = this.materials[ group.name ];
  328. if ( material !== undefined ) {
  329. mesh.material = material;
  330. if ( material.name === '' ) {
  331. material.name = mesh.name;
  332. }
  333. }
  334. } else {
  335. this.debugMessage( ' Unknown face array chunk: ' + chunk.toString( 16 ) );
  336. }
  337. this.endChunk( chunk );
  338. }
  339. this.endChunk( chunk );
  340. },
  341. /**
  342. * Read texture map data chunk.
  343. *
  344. * @method readMap
  345. * @param {Dataview} data Dataview in use.
  346. * @param {String} path Path for external resources.
  347. * @return {Texture} Texture read from this data chunk.
  348. */
  349. readMap: function ( data, path ) {
  350. var chunk = this.readChunk( data );
  351. var next = this.nextChunk( data, chunk );
  352. var texture = {};
  353. var loader = new THREE.TextureLoader( this.manager );
  354. loader.setPath( this.resourcePath || path ).setCrossOrigin( this.crossOrigin );
  355. while ( next !== 0 ) {
  356. if ( next === MAT_MAPNAME ) {
  357. var name = this.readString( data, 128 );
  358. texture = loader.load( name );
  359. this.debugMessage( ' File: ' + path + name );
  360. } else if ( next === MAT_MAP_UOFFSET ) {
  361. texture.offset.x = this.readFloat( data );
  362. this.debugMessage( ' OffsetX: ' + texture.offset.x );
  363. } else if ( next === MAT_MAP_VOFFSET ) {
  364. texture.offset.y = this.readFloat( data );
  365. this.debugMessage( ' OffsetY: ' + texture.offset.y );
  366. } else if ( next === MAT_MAP_USCALE ) {
  367. texture.repeat.x = this.readFloat( data );
  368. this.debugMessage( ' RepeatX: ' + texture.repeat.x );
  369. } else if ( next === MAT_MAP_VSCALE ) {
  370. texture.repeat.y = this.readFloat( data );
  371. this.debugMessage( ' RepeatY: ' + texture.repeat.y );
  372. } else {
  373. this.debugMessage( ' Unknown map chunk: ' + next.toString( 16 ) );
  374. }
  375. next = this.nextChunk( data, chunk );
  376. }
  377. this.endChunk( chunk );
  378. return texture;
  379. },
  380. /**
  381. * Read material group data chunk.
  382. *
  383. * @method readMaterialGroup
  384. * @param {Dataview} data Dataview in use.
  385. * @return {Object} Object with name and index of the object.
  386. */
  387. readMaterialGroup: function ( data ) {
  388. this.readChunk( data );
  389. var name = this.readString( data, 64 );
  390. var numFaces = this.readWord( data );
  391. this.debugMessage( ' Name: ' + name );
  392. this.debugMessage( ' Faces: ' + numFaces );
  393. var index = [];
  394. for ( var i = 0; i < numFaces; ++ i ) {
  395. index.push( this.readWord( data ) );
  396. }
  397. return { name: name, index: index };
  398. },
  399. /**
  400. * Read a color value.
  401. *
  402. * @method readColor
  403. * @param {DataView} data Dataview.
  404. * @return {Color} Color value read..
  405. */
  406. readColor: function ( data ) {
  407. var chunk = this.readChunk( data );
  408. var color = new THREE.Color();
  409. if ( chunk.id === COLOR_24 || chunk.id === LIN_COLOR_24 ) {
  410. var r = this.readByte( data );
  411. var g = this.readByte( data );
  412. var b = this.readByte( data );
  413. color.setRGB( r / 255, g / 255, b / 255 );
  414. this.debugMessage( ' Color: ' + color.r + ', ' + color.g + ', ' + color.b );
  415. } else if ( chunk.id === COLOR_F || chunk.id === LIN_COLOR_F ) {
  416. var r = this.readFloat( data );
  417. var g = this.readFloat( data );
  418. var b = this.readFloat( data );
  419. color.setRGB( r, g, b );
  420. this.debugMessage( ' Color: ' + color.r + ', ' + color.g + ', ' + color.b );
  421. } else {
  422. this.debugMessage( ' Unknown color chunk: ' + chunk.toString( 16 ) );
  423. }
  424. this.endChunk( chunk );
  425. return color;
  426. },
  427. /**
  428. * Read next chunk of data.
  429. *
  430. * @method readChunk
  431. * @param {DataView} data Dataview.
  432. * @return {Object} Chunk of data read.
  433. */
  434. readChunk: function ( data ) {
  435. var chunk = {};
  436. chunk.cur = this.position;
  437. chunk.id = this.readWord( data );
  438. chunk.size = this.readDWord( data );
  439. chunk.end = chunk.cur + chunk.size;
  440. chunk.cur += 6;
  441. return chunk;
  442. },
  443. /**
  444. * Set position to the end of the current chunk of data.
  445. *
  446. * @method endChunk
  447. * @param {Object} chunk Data chunk.
  448. */
  449. endChunk: function ( chunk ) {
  450. this.position = chunk.end;
  451. },
  452. /**
  453. * Move to the next data chunk.
  454. *
  455. * @method nextChunk
  456. * @param {DataView} data Dataview.
  457. * @param {Object} chunk Data chunk.
  458. */
  459. nextChunk: function ( data, chunk ) {
  460. if ( chunk.cur >= chunk.end ) {
  461. return 0;
  462. }
  463. this.position = chunk.cur;
  464. try {
  465. var next = this.readChunk( data );
  466. chunk.cur += next.size;
  467. return next.id;
  468. } catch ( e ) {
  469. this.debugMessage( 'Unable to read chunk at ' + this.position );
  470. return 0;
  471. }
  472. },
  473. /**
  474. * Reset dataview position.
  475. *
  476. * @method resetPosition
  477. */
  478. resetPosition: function () {
  479. this.position -= 6;
  480. },
  481. /**
  482. * Read byte value.
  483. *
  484. * @method readByte
  485. * @param {DataView} data Dataview to read data from.
  486. * @return {Number} Data read from the dataview.
  487. */
  488. readByte: function ( data ) {
  489. var v = data.getUint8( this.position, true );
  490. this.position += 1;
  491. return v;
  492. },
  493. /**
  494. * Read 32 bit float value.
  495. *
  496. * @method readFloat
  497. * @param {DataView} data Dataview to read data from.
  498. * @return {Number} Data read from the dataview.
  499. */
  500. readFloat: function ( data ) {
  501. try {
  502. var v = data.getFloat32( this.position, true );
  503. this.position += 4;
  504. return v;
  505. } catch ( e ) {
  506. this.debugMessage( e + ' ' + this.position + ' ' + data.byteLength );
  507. }
  508. },
  509. /**
  510. * Read 32 bit signed integer value.
  511. *
  512. * @method readInt
  513. * @param {DataView} data Dataview to read data from.
  514. * @return {Number} Data read from the dataview.
  515. */
  516. readInt: function ( data ) {
  517. var v = data.getInt32( this.position, true );
  518. this.position += 4;
  519. return v;
  520. },
  521. /**
  522. * Read 16 bit signed integer value.
  523. *
  524. * @method readShort
  525. * @param {DataView} data Dataview to read data from.
  526. * @return {Number} Data read from the dataview.
  527. */
  528. readShort: function ( data ) {
  529. var v = data.getInt16( this.position, true );
  530. this.position += 2;
  531. return v;
  532. },
  533. /**
  534. * Read 64 bit unsigned integer value.
  535. *
  536. * @method readDWord
  537. * @param {DataView} data Dataview to read data from.
  538. * @return {Number} Data read from the dataview.
  539. */
  540. readDWord: function ( data ) {
  541. var v = data.getUint32( this.position, true );
  542. this.position += 4;
  543. return v;
  544. },
  545. /**
  546. * Read 32 bit unsigned integer value.
  547. *
  548. * @method readWord
  549. * @param {DataView} data Dataview to read data from.
  550. * @return {Number} Data read from the dataview.
  551. */
  552. readWord: function ( data ) {
  553. var v = data.getUint16( this.position, true );
  554. this.position += 2;
  555. return v;
  556. },
  557. /**
  558. * Read string value.
  559. *
  560. * @method readString
  561. * @param {DataView} data Dataview to read data from.
  562. * @param {Number} maxLength Max size of the string to be read.
  563. * @return {String} Data read from the dataview.
  564. */
  565. readString: function ( data, maxLength ) {
  566. var s = '';
  567. for ( var i = 0; i < maxLength; i ++ ) {
  568. var c = this.readByte( data );
  569. if ( ! c ) {
  570. break;
  571. }
  572. s += String.fromCharCode( c );
  573. }
  574. return s;
  575. },
  576. /**
  577. * Print debug message to the console.
  578. *
  579. * Is controlled by a flag to show or hide debug messages.
  580. *
  581. * @method debugMessage
  582. * @param {Object} message Debug message to print to the console.
  583. */
  584. debugMessage: function ( message ) {
  585. if ( this.debug ) {
  586. console.log( message );
  587. }
  588. }
  589. } );
  590. // var NULL_CHUNK = 0x0000;
  591. var M3DMAGIC = 0x4D4D;
  592. // var SMAGIC = 0x2D2D;
  593. // var LMAGIC = 0x2D3D;
  594. var MLIBMAGIC = 0x3DAA;
  595. // var MATMAGIC = 0x3DFF;
  596. var CMAGIC = 0xC23D;
  597. var M3D_VERSION = 0x0002;
  598. // var M3D_KFVERSION = 0x0005;
  599. var COLOR_F = 0x0010;
  600. var COLOR_24 = 0x0011;
  601. var LIN_COLOR_24 = 0x0012;
  602. var LIN_COLOR_F = 0x0013;
  603. // var INT_PERCENTAGE = 0x0030;
  604. // var FLOAT_PERCENTAGE = 0x0031;
  605. var MDATA = 0x3D3D;
  606. var MESH_VERSION = 0x3D3E;
  607. var MASTER_SCALE = 0x0100;
  608. // var LO_SHADOW_BIAS = 0x1400;
  609. // var HI_SHADOW_BIAS = 0x1410;
  610. // var SHADOW_MAP_SIZE = 0x1420;
  611. // var SHADOW_SAMPLES = 0x1430;
  612. // var SHADOW_RANGE = 0x1440;
  613. // var SHADOW_FILTER = 0x1450;
  614. // var RAY_BIAS = 0x1460;
  615. // var O_CONSTS = 0x1500;
  616. // var AMBIENT_LIGHT = 0x2100;
  617. // var BIT_MAP = 0x1100;
  618. // var SOLID_BGND = 0x1200;
  619. // var V_GRADIENT = 0x1300;
  620. // var USE_BIT_MAP = 0x1101;
  621. // var USE_SOLID_BGND = 0x1201;
  622. // var USE_V_GRADIENT = 0x1301;
  623. // var FOG = 0x2200;
  624. // var FOG_BGND = 0x2210;
  625. // var LAYER_FOG = 0x2302;
  626. // var DISTANCE_CUE = 0x2300;
  627. // var DCUE_BGND = 0x2310;
  628. // var USE_FOG = 0x2201;
  629. // var USE_LAYER_FOG = 0x2303;
  630. // var USE_DISTANCE_CUE = 0x2301;
  631. var MAT_ENTRY = 0xAFFF;
  632. var MAT_NAME = 0xA000;
  633. var MAT_AMBIENT = 0xA010;
  634. var MAT_DIFFUSE = 0xA020;
  635. var MAT_SPECULAR = 0xA030;
  636. var MAT_SHININESS = 0xA040;
  637. // var MAT_SHIN2PCT = 0xA041;
  638. var MAT_TRANSPARENCY = 0xA050;
  639. // var MAT_XPFALL = 0xA052;
  640. // var MAT_USE_XPFALL = 0xA240;
  641. // var MAT_REFBLUR = 0xA053;
  642. // var MAT_SHADING = 0xA100;
  643. // var MAT_USE_REFBLUR = 0xA250;
  644. // var MAT_SELF_ILLUM = 0xA084;
  645. var MAT_TWO_SIDE = 0xA081;
  646. // var MAT_DECAL = 0xA082;
  647. var MAT_ADDITIVE = 0xA083;
  648. var MAT_WIRE = 0xA085;
  649. // var MAT_FACEMAP = 0xA088;
  650. // var MAT_TRANSFALLOFF_IN = 0xA08A;
  651. // var MAT_PHONGSOFT = 0xA08C;
  652. // var MAT_WIREABS = 0xA08E;
  653. var MAT_WIRE_SIZE = 0xA087;
  654. var MAT_TEXMAP = 0xA200;
  655. // var MAT_SXP_TEXT_DATA = 0xA320;
  656. // var MAT_TEXMASK = 0xA33E;
  657. // var MAT_SXP_TEXTMASK_DATA = 0xA32A;
  658. // var MAT_TEX2MAP = 0xA33A;
  659. // var MAT_SXP_TEXT2_DATA = 0xA321;
  660. // var MAT_TEX2MASK = 0xA340;
  661. // var MAT_SXP_TEXT2MASK_DATA = 0xA32C;
  662. var MAT_OPACMAP = 0xA210;
  663. // var MAT_SXP_OPAC_DATA = 0xA322;
  664. // var MAT_OPACMASK = 0xA342;
  665. // var MAT_SXP_OPACMASK_DATA = 0xA32E;
  666. var MAT_BUMPMAP = 0xA230;
  667. // var MAT_SXP_BUMP_DATA = 0xA324;
  668. // var MAT_BUMPMASK = 0xA344;
  669. // var MAT_SXP_BUMPMASK_DATA = 0xA330;
  670. var MAT_SPECMAP = 0xA204;
  671. // var MAT_SXP_SPEC_DATA = 0xA325;
  672. // var MAT_SPECMASK = 0xA348;
  673. // var MAT_SXP_SPECMASK_DATA = 0xA332;
  674. // var MAT_SHINMAP = 0xA33C;
  675. // var MAT_SXP_SHIN_DATA = 0xA326;
  676. // var MAT_SHINMASK = 0xA346;
  677. // var MAT_SXP_SHINMASK_DATA = 0xA334;
  678. // var MAT_SELFIMAP = 0xA33D;
  679. // var MAT_SXP_SELFI_DATA = 0xA328;
  680. // var MAT_SELFIMASK = 0xA34A;
  681. // var MAT_SXP_SELFIMASK_DATA = 0xA336;
  682. // var MAT_REFLMAP = 0xA220;
  683. // var MAT_REFLMASK = 0xA34C;
  684. // var MAT_SXP_REFLMASK_DATA = 0xA338;
  685. // var MAT_ACUBIC = 0xA310;
  686. var MAT_MAPNAME = 0xA300;
  687. // var MAT_MAP_TILING = 0xA351;
  688. // var MAT_MAP_TEXBLUR = 0xA353;
  689. var MAT_MAP_USCALE = 0xA354;
  690. var MAT_MAP_VSCALE = 0xA356;
  691. var MAT_MAP_UOFFSET = 0xA358;
  692. var MAT_MAP_VOFFSET = 0xA35A;
  693. // var MAT_MAP_ANG = 0xA35C;
  694. // var MAT_MAP_COL1 = 0xA360;
  695. // var MAT_MAP_COL2 = 0xA362;
  696. // var MAT_MAP_RCOL = 0xA364;
  697. // var MAT_MAP_GCOL = 0xA366;
  698. // var MAT_MAP_BCOL = 0xA368;
  699. var NAMED_OBJECT = 0x4000;
  700. // var N_DIRECT_LIGHT = 0x4600;
  701. // var DL_OFF = 0x4620;
  702. // var DL_OUTER_RANGE = 0x465A;
  703. // var DL_INNER_RANGE = 0x4659;
  704. // var DL_MULTIPLIER = 0x465B;
  705. // var DL_EXCLUDE = 0x4654;
  706. // var DL_ATTENUATE = 0x4625;
  707. // var DL_SPOTLIGHT = 0x4610;
  708. // var DL_SPOT_ROLL = 0x4656;
  709. // var DL_SHADOWED = 0x4630;
  710. // var DL_LOCAL_SHADOW2 = 0x4641;
  711. // var DL_SEE_CONE = 0x4650;
  712. // var DL_SPOT_RECTANGULAR = 0x4651;
  713. // var DL_SPOT_ASPECT = 0x4657;
  714. // var DL_SPOT_PROJECTOR = 0x4653;
  715. // var DL_SPOT_OVERSHOOT = 0x4652;
  716. // var DL_RAY_BIAS = 0x4658;
  717. // var DL_RAYSHAD = 0x4627;
  718. // var N_CAMERA = 0x4700;
  719. // var CAM_SEE_CONE = 0x4710;
  720. // var CAM_RANGES = 0x4720;
  721. // var OBJ_HIDDEN = 0x4010;
  722. // var OBJ_VIS_LOFTER = 0x4011;
  723. // var OBJ_DOESNT_CAST = 0x4012;
  724. // var OBJ_DONT_RECVSHADOW = 0x4017;
  725. // var OBJ_MATTE = 0x4013;
  726. // var OBJ_FAST = 0x4014;
  727. // var OBJ_PROCEDURAL = 0x4015;
  728. // var OBJ_FROZEN = 0x4016;
  729. var N_TRI_OBJECT = 0x4100;
  730. var POINT_ARRAY = 0x4110;
  731. // var POINT_FLAG_ARRAY = 0x4111;
  732. var FACE_ARRAY = 0x4120;
  733. var MSH_MAT_GROUP = 0x4130;
  734. // var SMOOTH_GROUP = 0x4150;
  735. // var MSH_BOXMAP = 0x4190;
  736. var TEX_VERTS = 0x4140;
  737. var MESH_MATRIX = 0x4160;
  738. // var MESH_COLOR = 0x4165;
  739. // var MESH_TEXTURE_INFO = 0x4170;
  740. // var KFDATA = 0xB000;
  741. // var KFHDR = 0xB00A;
  742. // var KFSEG = 0xB008;
  743. // var KFCURTIME = 0xB009;
  744. // var AMBIENT_NODE_TAG = 0xB001;
  745. // var OBJECT_NODE_TAG = 0xB002;
  746. // var CAMERA_NODE_TAG = 0xB003;
  747. // var TARGET_NODE_TAG = 0xB004;
  748. // var LIGHT_NODE_TAG = 0xB005;
  749. // var L_TARGET_NODE_TAG = 0xB006;
  750. // var SPOTLIGHT_NODE_TAG = 0xB007;
  751. // var NODE_ID = 0xB030;
  752. // var NODE_HDR = 0xB010;
  753. // var PIVOT = 0xB013;
  754. // var INSTANCE_NAME = 0xB011;
  755. // var MORPH_SMOOTH = 0xB015;
  756. // var BOUNDBOX = 0xB014;
  757. // var POS_TRACK_TAG = 0xB020;
  758. // var COL_TRACK_TAG = 0xB025;
  759. // var ROT_TRACK_TAG = 0xB021;
  760. // var SCL_TRACK_TAG = 0xB022;
  761. // var MORPH_TRACK_TAG = 0xB026;
  762. // var FOV_TRACK_TAG = 0xB023;
  763. // var ROLL_TRACK_TAG = 0xB024;
  764. // var HOT_TRACK_TAG = 0xB027;
  765. // var FALL_TRACK_TAG = 0xB028;
  766. // var HIDE_TRACK_TAG = 0xB029;
  767. // var POLY_2D = 0x5000;
  768. // var SHAPE_OK = 0x5010;
  769. // var SHAPE_NOT_OK = 0x5011;
  770. // var SHAPE_HOOK = 0x5020;
  771. // var PATH_3D = 0x6000;
  772. // var PATH_MATRIX = 0x6005;
  773. // var SHAPE_2D = 0x6010;
  774. // var M_SCALE = 0x6020;
  775. // var M_TWIST = 0x6030;
  776. // var M_TEETER = 0x6040;
  777. // var M_FIT = 0x6050;
  778. // var M_BEVEL = 0x6060;
  779. // var XZ_CURVE = 0x6070;
  780. // var YZ_CURVE = 0x6080;
  781. // var INTERPCT = 0x6090;
  782. // var DEFORM_LIMIT = 0x60A0;
  783. // var USE_CONTOUR = 0x6100;
  784. // var USE_TWEEN = 0x6110;
  785. // var USE_SCALE = 0x6120;
  786. // var USE_TWIST = 0x6130;
  787. // var USE_TEETER = 0x6140;
  788. // var USE_FIT = 0x6150;
  789. // var USE_BEVEL = 0x6160;
  790. // var DEFAULT_VIEW = 0x3000;
  791. // var VIEW_TOP = 0x3010;
  792. // var VIEW_BOTTOM = 0x3020;
  793. // var VIEW_LEFT = 0x3030;
  794. // var VIEW_RIGHT = 0x3040;
  795. // var VIEW_FRONT = 0x3050;
  796. // var VIEW_BACK = 0x3060;
  797. // var VIEW_USER = 0x3070;
  798. // var VIEW_CAMERA = 0x3080;
  799. // var VIEW_WINDOW = 0x3090;
  800. // var VIEWPORT_LAYOUT_OLD = 0x7000;
  801. // var VIEWPORT_DATA_OLD = 0x7010;
  802. // var VIEWPORT_LAYOUT = 0x7001;
  803. // var VIEWPORT_DATA = 0x7011;
  804. // var VIEWPORT_DATA_3 = 0x7012;
  805. // var VIEWPORT_SIZE = 0x7020;
  806. // var NETWORK_VIEW = 0x7030;