/*
* Autodesk 3DS three.js file loader, based on lib3ds.
*
* Loads geometry with uv and materials basic properties with texture support.
*
* @author @tentone
* @author @timknip
* @class TDSLoader
* @constructor
*/
'use strict';
THREE.TDSLoader = function ( manager ) {
this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
this.debug = false;
this.group = null;
this.position = 0;
this.materials = [];
this.meshes = [];
};
THREE.TDSLoader.prototype = {
constructor: THREE.TDSLoader,
crossOrigin: 'anonymous',
/**
* Load 3ds file from url.
*
* @method load
* @param {[type]} url URL for the file.
* @param {Function} onLoad onLoad callback, receives group Object3D as argument.
* @param {Function} onProgress onProgress callback.
* @param {Function} onError onError callback.
*/
load: function ( url, onLoad, onProgress, onError ) {
var scope = this;
var path = this.path !== undefined ? this.path : THREE.LoaderUtils.extractUrlBase( url );
var loader = new THREE.FileLoader( this.manager );
loader.setPath( this.path );
loader.setResponseType( 'arraybuffer' );
loader.load( url, function ( data ) {
onLoad( scope.parse( data, path ) );
}, onProgress, onError );
},
/**
* Parse arraybuffer data and load 3ds file.
*
* @method parse
* @param {ArrayBuffer} arraybuffer Arraybuffer data to be loaded.
* @param {String} path Path for external resources.
* @return {Object3D} Group loaded from 3ds file.
*/
parse: function ( arraybuffer, path ) {
this.group = new THREE.Group();
this.position = 0;
this.materials = [];
this.meshes = [];
this.readFile( arraybuffer, path );
for ( var i = 0; i < this.meshes.length; i ++ ) {
this.group.add( this.meshes[ i ] );
}
return this.group;
},
/**
* Decode file content to read 3ds data.
*
* @method readFile
* @param {ArrayBuffer} arraybuffer Arraybuffer data to be loaded.
*/
readFile: function ( arraybuffer, path ) {
var data = new DataView( arraybuffer );
var chunk = this.readChunk( data );
if ( chunk.id === MLIBMAGIC || chunk.id === CMAGIC || chunk.id === M3DMAGIC ) {
var next = this.nextChunk( data, chunk );
while ( next !== 0 ) {
if ( next === M3D_VERSION ) {
var version = this.readDWord( data );
this.debugMessage( '3DS file version: ' + version );
} else if ( next === MDATA ) {
this.resetPosition( data );
this.readMeshData( data, path );
} else {
this.debugMessage( 'Unknown main chunk: ' + next.toString( 16 ) );
}
next = this.nextChunk( data, chunk );
}
}
this.debugMessage( 'Parsed ' + this.meshes.length + ' meshes' );
},
/**
* Read mesh data chunk.
*
* @method readMeshData
* @param {Dataview} data Dataview in use.
*/
readMeshData: function ( data, path ) {
var chunk = this.readChunk( data );
var next = this.nextChunk( data, chunk );
while ( next !== 0 ) {
if ( next === MESH_VERSION ) {
var version = + this.readDWord( data );
this.debugMessage( 'Mesh Version: ' + version );
} else if ( next === MASTER_SCALE ) {
var scale = this.readFloat( data );
this.debugMessage( 'Master scale: ' + scale );
this.group.scale.set( scale, scale, scale );
} else if ( next === NAMED_OBJECT ) {
this.debugMessage( 'Named Object' );
this.resetPosition( data );
this.readNamedObject( data );
} else if ( next === MAT_ENTRY ) {
this.debugMessage( 'Material' );
this.resetPosition( data );
this.readMaterialEntry( data, path );
} else {
this.debugMessage( 'Unknown MDATA chunk: ' + next.toString( 16 ) );
}
next = this.nextChunk( data, chunk );
}
},
/**
* Read named object chunk.
*
* @method readNamedObject
* @param {Dataview} data Dataview in use.
*/
readNamedObject: function ( data ) {
var chunk = this.readChunk( data );
var name = this.readString( data, 64 );
chunk.cur = this.position;
var next = this.nextChunk( data, chunk );
while ( next !== 0 ) {
if ( next === N_TRI_OBJECT ) {
this.resetPosition( data );
var mesh = this.readMesh( data );
mesh.name = name;
this.meshes.push( mesh );
} else {
this.debugMessage( 'Unknown named object chunk: ' + next.toString( 16 ) );
}
next = this.nextChunk( data, chunk );
}
this.endChunk( chunk );
},
/**
* Read material data chunk and add it to the material list.
*
* @method readMaterialEntry
* @param {Dataview} data Dataview in use.
*/
readMaterialEntry: function ( data, path ) {
var chunk = this.readChunk( data );
var next = this.nextChunk( data, chunk );
var material = new THREE.MeshPhongMaterial();
while ( next !== 0 ) {
if ( next === MAT_NAME ) {
material.name = this.readString( data, 64 );
this.debugMessage( ' Name: ' + material.name );
} else if ( next === MAT_WIRE ) {
this.debugMessage( ' Wireframe' );
material.wireframe = true;
} else if ( next === MAT_WIRE_SIZE ) {
var value = this.readByte( data );
material.wireframeLinewidth = value;
this.debugMessage( ' Wireframe Thickness: ' + value );
} else if ( next === MAT_TWO_SIDE ) {
material.side = THREE.DoubleSide;
this.debugMessage( ' DoubleSided' );
} else if ( next === MAT_ADDITIVE ) {
this.debugMessage( ' Additive Blending' );
material.blending = THREE.AdditiveBlending;
} else if ( next === MAT_DIFFUSE ) {
this.debugMessage( ' Diffuse Color' );
material.color = this.readColor( data );
} else if ( next === MAT_SPECULAR ) {
this.debugMessage( ' Specular Color' );
material.specular = this.readColor( data );
} else if ( next === MAT_AMBIENT ) {
this.debugMessage( ' Ambient color' );
material.color = this.readColor( data );
} else if ( next === MAT_SHININESS ) {
var shininess = this.readWord( data );
material.shininess = shininess;
this.debugMessage( ' Shininess : ' + shininess );
} else if ( next === MAT_TEXMAP ) {
this.debugMessage( ' ColorMap' );
this.resetPosition( data );
material.map = this.readMap( data, path );
} else if ( next === MAT_BUMPMAP ) {
this.debugMessage( ' BumpMap' );
this.resetPosition( data );
material.bumpMap = this.readMap( data, path );
} else if ( next === MAT_OPACMAP ) {
this.debugMessage( ' OpacityMap' );
this.resetPosition( data );
material.alphaMap = this.readMap( data, path );
} else if ( next === MAT_SPECMAP ) {
this.debugMessage( ' SpecularMap' );
this.resetPosition( data );
material.specularMap = this.readMap( data, path );
} else {
this.debugMessage( ' Unknown material chunk: ' + next.toString( 16 ) );
}
next = this.nextChunk( data, chunk );
}
this.endChunk( chunk );
this.materials[ material.name ] = material;
},
/**
* Read mesh data chunk.
*
* @method readMesh
* @param {Dataview} data Dataview in use.
*/
readMesh: function ( data ) {
var chunk = this.readChunk( data );
var next = this.nextChunk( data, chunk );
var geometry = new THREE.BufferGeometry();
var uvs = [];
var material = new THREE.MeshPhongMaterial();
var mesh = new THREE.Mesh( geometry, material );
mesh.name = 'mesh';
while ( next !== 0 ) {
if ( next === POINT_ARRAY ) {
var points = this.readWord( data );
this.debugMessage( ' Vertex: ' + points );
//BufferGeometry
var vertices = [];
for ( var i = 0; i < points; i ++ ) {
vertices.push( this.readFloat( data ) );
vertices.push( this.readFloat( data ) );
vertices.push( this.readFloat( data ) );
}
geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( vertices, 3 ) );
} else if ( next === FACE_ARRAY ) {
this.resetPosition( data );
this.readFaceArray( data, mesh );
} else if ( next === TEX_VERTS ) {
var texels = this.readWord( data );
this.debugMessage( ' UV: ' + texels );
//BufferGeometry
var uvs = [];
for ( var i = 0; i < texels; i ++ ) {
uvs.push( this.readFloat( data ) );
uvs.push( this.readFloat( data ) );
}
geometry.addAttribute( 'uv', new THREE.Float32BufferAttribute( uvs, 2 ) );
} else if ( next === MESH_MATRIX ) {
this.debugMessage( ' Tranformation Matrix (TODO)' );
var values = [];
for ( var i = 0; i < 12; i ++ ) {
values[ i ] = this.readFloat( data );
}
var matrix = new THREE.Matrix4();
//X Line
matrix.elements[ 0 ] = values[ 0 ];
matrix.elements[ 1 ] = values[ 6 ];
matrix.elements[ 2 ] = values[ 3 ];
matrix.elements[ 3 ] = values[ 9 ];
//Y Line
matrix.elements[ 4 ] = values[ 2 ];
matrix.elements[ 5 ] = values[ 8 ];
matrix.elements[ 6 ] = values[ 5 ];
matrix.elements[ 7 ] = values[ 11 ];
//Z Line
matrix.elements[ 8 ] = values[ 1 ];
matrix.elements[ 9 ] = values[ 7 ];
matrix.elements[ 10 ] = values[ 4 ];
matrix.elements[ 11 ] = values[ 10 ];
//W Line
matrix.elements[ 12 ] = 0;
matrix.elements[ 13 ] = 0;
matrix.elements[ 14 ] = 0;
matrix.elements[ 15 ] = 1;
matrix.transpose();
var inverse = new THREE.Matrix4();
inverse.getInverse( matrix, true );
geometry.applyMatrix( inverse );
matrix.decompose( mesh.position, mesh.quaternion, mesh.scale );
} else {
this.debugMessage( ' Unknown mesh chunk: ' + next.toString( 16 ) );
}
next = this.nextChunk( data, chunk );
}
this.endChunk( chunk );
geometry.computeVertexNormals();
return mesh;
},
/**
* Read face array data chunk.
*
* @method readFaceArray
* @param {Dataview} data Dataview in use.
* @param {Mesh} mesh Mesh to be filled with the data read.
*/
readFaceArray: function ( data, mesh ) {
var chunk = this.readChunk( data );
var faces = this.readWord( data );
this.debugMessage( ' Faces: ' + faces );
var index = [];
for ( var i = 0; i < faces; ++ i ) {
index.push( this.readWord( data ), this.readWord( data ), this.readWord( data ) );
var visibility = this.readWord( data );
}
mesh.geometry.setIndex( index );
//The rest of the FACE_ARRAY chunk is subchunks
while ( this.position < chunk.end ) {
var chunk = this.readChunk( data );
if ( chunk.id === MSH_MAT_GROUP ) {
this.debugMessage( ' Material Group' );
this.resetPosition( data );
var group = this.readMaterialGroup( data );
var material = this.materials[ group.name ];
if ( material !== undefined ) {
mesh.material = material;
if ( material.name === '' ) {
material.name = mesh.name;
}
}
} else {
this.debugMessage( ' Unknown face array chunk: ' + chunk.toString( 16 ) );
}
this.endChunk( chunk );
}
this.endChunk( chunk );
},
/**
* Read texture map data chunk.
*
* @method readMap
* @param {Dataview} data Dataview in use.
* @return {Texture} Texture read from this data chunk.
*/
readMap: function ( data, path ) {
var chunk = this.readChunk( data );
var next = this.nextChunk( data, chunk );
var texture = {};
var loader = new THREE.TextureLoader( this.manager );
loader.setPath( this.resourcePath || path ).setCrossOrigin( this.crossOrigin );
while ( next !== 0 ) {
if ( next === MAT_MAPNAME ) {
var name = this.readString( data, 128 );
texture = loader.load( name );
this.debugMessage( ' File: ' + path + name );
} else if ( next === MAT_MAP_UOFFSET ) {
texture.offset.x = this.readFloat( data );
this.debugMessage( ' OffsetX: ' + texture.offset.x );
} else if ( next === MAT_MAP_VOFFSET ) {
texture.offset.y = this.readFloat( data );
this.debugMessage( ' OffsetY: ' + texture.offset.y );
} else if ( next === MAT_MAP_USCALE ) {
texture.repeat.x = this.readFloat( data );
this.debugMessage( ' RepeatX: ' + texture.repeat.x );
} else if ( next === MAT_MAP_VSCALE ) {
texture.repeat.y = this.readFloat( data );
this.debugMessage( ' RepeatY: ' + texture.repeat.y );
} else {
this.debugMessage( ' Unknown map chunk: ' + next.toString( 16 ) );
}
next = this.nextChunk( data, chunk );
}
this.endChunk( chunk );
return texture;
},
/**
* Read material group data chunk.
*
* @method readMaterialGroup
* @param {Dataview} data Dataview in use.
* @return {Object} Object with name and index of the object.
*/
readMaterialGroup: function ( data ) {
var chunk = this.readChunk( data );
var name = this.readString( data, 64 );
var numFaces = this.readWord( data );
this.debugMessage( ' Name: ' + name );
this.debugMessage( ' Faces: ' + numFaces );
var index = [];
for ( var i = 0; i < numFaces; ++ i ) {
index.push( this.readWord( data ) );
}
return { name: name, index: index };
},
/**
* Read a color value.
*
* @method readColor
* @param {DataView} data Dataview.
* @return {Color} Color value read..
*/
readColor: function ( data ) {
var chunk = this.readChunk( data );
var color = new THREE.Color();
if ( chunk.id === COLOR_24 || chunk.id === LIN_COLOR_24 ) {
var r = this.readByte( data );
var g = this.readByte( data );
var b = this.readByte( data );
color.setRGB( r / 255, g / 255, b / 255 );
this.debugMessage( ' Color: ' + color.r + ', ' + color.g + ', ' + color.b );
} else if ( chunk.id === COLOR_F || chunk.id === LIN_COLOR_F ) {
var r = this.readFloat( data );
var g = this.readFloat( data );
var b = this.readFloat( data );
color.setRGB( r, g, b );
this.debugMessage( ' Color: ' + color.r + ', ' + color.g + ', ' + color.b );
} else {
this.debugMessage( ' Unknown color chunk: ' + chunk.toString( 16 ) );
}
this.endChunk( chunk );
return color;
},
/**
* Read next chunk of data.
*
* @method readChunk
* @param {DataView} data Dataview.
* @return {Object} Chunk of data read.
*/
readChunk: function ( data ) {
var chunk = {};
chunk.cur = this.position;
chunk.id = this.readWord( data );
chunk.size = this.readDWord( data );
chunk.end = chunk.cur + chunk.size;
chunk.cur += 6;
return chunk;
},
/**
* Set position to the end of the current chunk of data.
*
* @method endChunk
* @param {Object} chunk Data chunk.
*/
endChunk: function ( chunk ) {
this.position = chunk.end;
},
/**
* Move to the next data chunk.
*
* @method nextChunk
* @param {DataView} data Dataview.
* @param {Object} chunk Data chunk.
*/
nextChunk: function ( data, chunk ) {
if ( chunk.cur >= chunk.end ) {
return 0;
}
this.position = chunk.cur;
try {
var next = this.readChunk( data );
chunk.cur += next.size;
return next.id;
} catch ( e ) {
this.debugMessage( 'Unable to read chunk at ' + this.position );
return 0;
}
},
/**
* Reset dataview position.
*
* @method resetPosition
* @param {DataView} data Dataview.
*/
resetPosition: function () {
this.position -= 6;
},
/**
* Read byte value.
*
* @method readByte
* @param {DataView} data Dataview to read data from.
* @return {Number} Data read from the dataview.
*/
readByte: function ( data ) {
var v = data.getUint8( this.position, true );
this.position += 1;
return v;
},
/**
* Read 32 bit float value.
*
* @method readFloat
* @param {DataView} data Dataview to read data from.
* @return {Number} Data read from the dataview.
*/
readFloat: function ( data ) {
try {
var v = data.getFloat32( this.position, true );
this.position += 4;
return v;
} catch ( e ) {
this.debugMessage( e + ' ' + this.position + ' ' + data.byteLength );
}
},
/**
* Read 32 bit signed integer value.
*
* @method readInt
* @param {DataView} data Dataview to read data from.
* @return {Number} Data read from the dataview.
*/
readInt: function ( data ) {
var v = data.getInt32( this.position, true );
this.position += 4;
return v;
},
/**
* Read 16 bit signed integer value.
*
* @method readShort
* @param {DataView} data Dataview to read data from.
* @return {Number} Data read from the dataview.
*/
readShort: function ( data ) {
var v = data.getInt16( this.position, true );
this.position += 2;
return v;
},
/**
* Read 64 bit unsigned integer value.
*
* @method readDWord
* @param {DataView} data Dataview to read data from.
* @return {Number} Data read from the dataview.
*/
readDWord: function ( data ) {
var v = data.getUint32( this.position, true );
this.position += 4;
return v;
},
/**
* Read 32 bit unsigned integer value.
*
* @method readWord
* @param {DataView} data Dataview to read data from.
* @return {Number} Data read from the dataview.
*/
readWord: function ( data ) {
var v = data.getUint16( this.position, true );
this.position += 2;
return v;
},
/**
* Read string value.
*
* @method readString
* @param {DataView} data Dataview to read data from.
* @param {Number} maxLength Max size of the string to be read.
* @return {String} Data read from the dataview.
*/
readString: function ( data, maxLength ) {
var s = '';
for ( var i = 0; i < maxLength; i ++ ) {
var c = this.readByte( data );
if ( ! c ) {
break;
}
s += String.fromCharCode( c );
}
return s;
},
/**
* Set path to adjust the path to the original 3ds file.
*
* @method setPath
* @param {String} path Path to file.
* @return Self for chaining.
*/
setPath: function ( path ) {
this.path = path;
return this;
},
/**
* Set resource path used to determine the path to attached resources like textures.
*
* @method setResourcePath
* @param {String} resourcePath Path to resources.
* @return Self for chaining.
*/
setResourcePath: function ( resourcePath ) {
this.resourcePath = resourcePath;
return this;
},
/**
* Set crossOrigin value to configure CORS settings
* for the image loading process.
*
* @method setCrossOrigin
* @param {String} crossOrigin crossOrigin string.
* @return Self for chaining.
*/
setCrossOrigin: function ( crossOrigin ) {
this.crossOrigin = crossOrigin;
return this;
},
/**
* Print debug message to the console.
*
* Is controlled by a flag to show or hide debug messages.
*
* @method debugMessage
* @param {Object} message Debug message to print to the console.
*/
debugMessage: function ( message ) {
if ( this.debug ) {
console.log( message );
}
}
};
var NULL_CHUNK = 0x0000;
var M3DMAGIC = 0x4D4D;
var SMAGIC = 0x2D2D;
var LMAGIC = 0x2D3D;
var MLIBMAGIC = 0x3DAA;
var MATMAGIC = 0x3DFF;
var CMAGIC = 0xC23D;
var M3D_VERSION = 0x0002;
var M3D_KFVERSION = 0x0005;
var COLOR_F = 0x0010;
var COLOR_24 = 0x0011;
var LIN_COLOR_24 = 0x0012;
var LIN_COLOR_F = 0x0013;
var INT_PERCENTAGE = 0x0030;
var FLOAT_PERCENTAGE = 0x0031;
var MDATA = 0x3D3D;
var MESH_VERSION = 0x3D3E;
var MASTER_SCALE = 0x0100;
var LO_SHADOW_BIAS = 0x1400;
var HI_SHADOW_BIAS = 0x1410;
var SHADOW_MAP_SIZE = 0x1420;
var SHADOW_SAMPLES = 0x1430;
var SHADOW_RANGE = 0x1440;
var SHADOW_FILTER = 0x1450;
var RAY_BIAS = 0x1460;
var O_CONSTS = 0x1500;
var AMBIENT_LIGHT = 0x2100;
var BIT_MAP = 0x1100;
var SOLID_BGND = 0x1200;
var V_GRADIENT = 0x1300;
var USE_BIT_MAP = 0x1101;
var USE_SOLID_BGND = 0x1201;
var USE_V_GRADIENT = 0x1301;
var FOG = 0x2200;
var FOG_BGND = 0x2210;
var LAYER_FOG = 0x2302;
var DISTANCE_CUE = 0x2300;
var DCUE_BGND = 0x2310;
var USE_FOG = 0x2201;
var USE_LAYER_FOG = 0x2303;
var USE_DISTANCE_CUE = 0x2301;
var MAT_ENTRY = 0xAFFF;
var MAT_NAME = 0xA000;
var MAT_AMBIENT = 0xA010;
var MAT_DIFFUSE = 0xA020;
var MAT_SPECULAR = 0xA030;
var MAT_SHININESS = 0xA040;
var MAT_SHIN2PCT = 0xA041;
var MAT_TRANSPARENCY = 0xA050;
var MAT_XPFALL = 0xA052;
var MAT_USE_XPFALL = 0xA240;
var MAT_REFBLUR = 0xA053;
var MAT_SHADING = 0xA100;
var MAT_USE_REFBLUR = 0xA250;
var MAT_SELF_ILLUM = 0xA084;
var MAT_TWO_SIDE = 0xA081;
var MAT_DECAL = 0xA082;
var MAT_ADDITIVE = 0xA083;
var MAT_WIRE = 0xA085;
var MAT_FACEMAP = 0xA088;
var MAT_TRANSFALLOFF_IN = 0xA08A;
var MAT_PHONGSOFT = 0xA08C;
var MAT_WIREABS = 0xA08E;
var MAT_WIRE_SIZE = 0xA087;
var MAT_TEXMAP = 0xA200;
var MAT_SXP_TEXT_DATA = 0xA320;
var MAT_TEXMASK = 0xA33E;
var MAT_SXP_TEXTMASK_DATA = 0xA32A;
var MAT_TEX2MAP = 0xA33A;
var MAT_SXP_TEXT2_DATA = 0xA321;
var MAT_TEX2MASK = 0xA340;
var MAT_SXP_TEXT2MASK_DATA = 0xA32C;
var MAT_OPACMAP = 0xA210;
var MAT_SXP_OPAC_DATA = 0xA322;
var MAT_OPACMASK = 0xA342;
var MAT_SXP_OPACMASK_DATA = 0xA32E;
var MAT_BUMPMAP = 0xA230;
var MAT_SXP_BUMP_DATA = 0xA324;
var MAT_BUMPMASK = 0xA344;
var MAT_SXP_BUMPMASK_DATA = 0xA330;
var MAT_SPECMAP = 0xA204;
var MAT_SXP_SPEC_DATA = 0xA325;
var MAT_SPECMASK = 0xA348;
var MAT_SXP_SPECMASK_DATA = 0xA332;
var MAT_SHINMAP = 0xA33C;
var MAT_SXP_SHIN_DATA = 0xA326;
var MAT_SHINMASK = 0xA346;
var MAT_SXP_SHINMASK_DATA = 0xA334;
var MAT_SELFIMAP = 0xA33D;
var MAT_SXP_SELFI_DATA = 0xA328;
var MAT_SELFIMASK = 0xA34A;
var MAT_SXP_SELFIMASK_DATA = 0xA336;
var MAT_REFLMAP = 0xA220;
var MAT_REFLMASK = 0xA34C;
var MAT_SXP_REFLMASK_DATA = 0xA338;
var MAT_ACUBIC = 0xA310;
var MAT_MAPNAME = 0xA300;
var MAT_MAP_TILING = 0xA351;
var MAT_MAP_TEXBLUR = 0xA353;
var MAT_MAP_USCALE = 0xA354;
var MAT_MAP_VSCALE = 0xA356;
var MAT_MAP_UOFFSET = 0xA358;
var MAT_MAP_VOFFSET = 0xA35A;
var MAT_MAP_ANG = 0xA35C;
var MAT_MAP_COL1 = 0xA360;
var MAT_MAP_COL2 = 0xA362;
var MAT_MAP_RCOL = 0xA364;
var MAT_MAP_GCOL = 0xA366;
var MAT_MAP_BCOL = 0xA368;
var NAMED_OBJECT = 0x4000;
var N_DIRECT_LIGHT = 0x4600;
var DL_OFF = 0x4620;
var DL_OUTER_RANGE = 0x465A;
var DL_INNER_RANGE = 0x4659;
var DL_MULTIPLIER = 0x465B;
var DL_EXCLUDE = 0x4654;
var DL_ATTENUATE = 0x4625;
var DL_SPOTLIGHT = 0x4610;
var DL_SPOT_ROLL = 0x4656;
var DL_SHADOWED = 0x4630;
var DL_LOCAL_SHADOW2 = 0x4641;
var DL_SEE_CONE = 0x4650;
var DL_SPOT_RECTANGULAR = 0x4651;
var DL_SPOT_ASPECT = 0x4657;
var DL_SPOT_PROJECTOR = 0x4653;
var DL_SPOT_OVERSHOOT = 0x4652;
var DL_RAY_BIAS = 0x4658;
var DL_RAYSHAD = 0x4627;
var N_CAMERA = 0x4700;
var CAM_SEE_CONE = 0x4710;
var CAM_RANGES = 0x4720;
var OBJ_HIDDEN = 0x4010;
var OBJ_VIS_LOFTER = 0x4011;
var OBJ_DOESNT_CAST = 0x4012;
var OBJ_DONT_RECVSHADOW = 0x4017;
var OBJ_MATTE = 0x4013;
var OBJ_FAST = 0x4014;
var OBJ_PROCEDURAL = 0x4015;
var OBJ_FROZEN = 0x4016;
var N_TRI_OBJECT = 0x4100;
var POINT_ARRAY = 0x4110;
var POINT_FLAG_ARRAY = 0x4111;
var FACE_ARRAY = 0x4120;
var MSH_MAT_GROUP = 0x4130;
var SMOOTH_GROUP = 0x4150;
var MSH_BOXMAP = 0x4190;
var TEX_VERTS = 0x4140;
var MESH_MATRIX = 0x4160;
var MESH_COLOR = 0x4165;
var MESH_TEXTURE_INFO = 0x4170;
var KFDATA = 0xB000;
var KFHDR = 0xB00A;
var KFSEG = 0xB008;
var KFCURTIME = 0xB009;
var AMBIENT_NODE_TAG = 0xB001;
var OBJECT_NODE_TAG = 0xB002;
var CAMERA_NODE_TAG = 0xB003;
var TARGET_NODE_TAG = 0xB004;
var LIGHT_NODE_TAG = 0xB005;
var L_TARGET_NODE_TAG = 0xB006;
var SPOTLIGHT_NODE_TAG = 0xB007;
var NODE_ID = 0xB030;
var NODE_HDR = 0xB010;
var PIVOT = 0xB013;
var INSTANCE_NAME = 0xB011;
var MORPH_SMOOTH = 0xB015;
var BOUNDBOX = 0xB014;
var POS_TRACK_TAG = 0xB020;
var COL_TRACK_TAG = 0xB025;
var ROT_TRACK_TAG = 0xB021;
var SCL_TRACK_TAG = 0xB022;
var MORPH_TRACK_TAG = 0xB026;
var FOV_TRACK_TAG = 0xB023;
var ROLL_TRACK_TAG = 0xB024;
var HOT_TRACK_TAG = 0xB027;
var FALL_TRACK_TAG = 0xB028;
var HIDE_TRACK_TAG = 0xB029;
var POLY_2D = 0x5000;
var SHAPE_OK = 0x5010;
var SHAPE_NOT_OK = 0x5011;
var SHAPE_HOOK = 0x5020;
var PATH_3D = 0x6000;
var PATH_MATRIX = 0x6005;
var SHAPE_2D = 0x6010;
var M_SCALE = 0x6020;
var M_TWIST = 0x6030;
var M_TEETER = 0x6040;
var M_FIT = 0x6050;
var M_BEVEL = 0x6060;
var XZ_CURVE = 0x6070;
var YZ_CURVE = 0x6080;
var INTERPCT = 0x6090;
var DEFORM_LIMIT = 0x60A0;
var USE_CONTOUR = 0x6100;
var USE_TWEEN = 0x6110;
var USE_SCALE = 0x6120;
var USE_TWIST = 0x6130;
var USE_TEETER = 0x6140;
var USE_FIT = 0x6150;
var USE_BEVEL = 0x6160;
var DEFAULT_VIEW = 0x3000;
var VIEW_TOP = 0x3010;
var VIEW_BOTTOM = 0x3020;
var VIEW_LEFT = 0x3030;
var VIEW_RIGHT = 0x3040;
var VIEW_FRONT = 0x3050;
var VIEW_BACK = 0x3060;
var VIEW_USER = 0x3070;
var VIEW_CAMERA = 0x3080;
var VIEW_WINDOW = 0x3090;
var VIEWPORT_LAYOUT_OLD = 0x7000;
var VIEWPORT_DATA_OLD = 0x7010;
var VIEWPORT_LAYOUT = 0x7001;
var VIEWPORT_DATA = 0x7011;
var VIEWPORT_DATA_3 = 0x7012;
var VIEWPORT_SIZE = 0x7020;
var NETWORK_VIEW = 0x7030;