Skip to content

T
three.js

车家大少爷 / three.js
与 Fork 源项目一致

从无法访问的项目Fork

通知 2
Star 0
Fork 0
T
three.js

体验新版 GitCode，发现更多精彩内容 >>

提交 8919ca32 编写于 作者: M Mr.doob
浏览文件
操作

OBJLoader: Clean up.

上级 2e08e1f4
显示空白变更内容
内联 并排
Showing with 284 addition and 296 deletion
examples/js/loaders/OBJLoader.js
浏览文件 @ 8919ca32
......@@ -2,70 +2,32 @@
* @author mrdoob / http://mrdoob.com/
*/
THREE.OBJLoader = function ( manager ) {
THREE.OBJLoader = ( function () {
this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
this.materials = null;
this.regexp = {
// v float float float
vertex_pattern : /^v\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)/,
var vertex_pattern = /^v\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)/;
// vn float float float
normal_pattern : /^vn\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)/,
var normal_pattern = /^vn\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)/;
// vt float float
uv_pattern : /^vt\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)/,
var uv_pattern = /^vt\s+([\d\.\+\-eE]+)\s+([\d\.\+\-eE]+)/;
// f vertex vertex vertex
face_vertex : /^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,
var face_vertex = /^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/;
// f vertex/uv vertex/uv vertex/uv
face_vertex_uv : /^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,
var face_vertex_uv = /^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/;
// f vertex/uv/normal vertex/uv/normal vertex/uv/normal
face_vertex_uv_normal : /^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,
var face_vertex_uv_normal = /^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/;
// f vertex//normal vertex//normal vertex//normal
face_vertex_normal : /^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,
var face_vertex_normal = /^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/;
// o object_name | g group_name
object_pattern : /^[og]\s*(.+)?/,
var object_pattern = /^[og]\s*(.+)?/;
// s boolean
smoothing_pattern : /^s\s+(\d+|on|off)/,
var smoothing_pattern = /^s\s+(\d+|on|off)/;
// mtllib file_reference
material_library_pattern : /^mtllib /,
var material_library_pattern = /^mtllib /;
// usemtl material_name
material_use_pattern : /^usemtl /
};
};
THREE.OBJLoader.prototype = {
constructor: THREE.OBJLoader,
load: function ( url, onLoad, onProgress, onError ) {
var material_use_pattern = /^usemtl /;
var scope = this;
var loader = new THREE.FileLoader( scope.manager );
loader.setPath( this.path );
loader.load( url, function ( text ) {
onLoad( scope.parse( text ) );
}, onProgress, onError );
},
setPath: function ( value ) {
this.path = value;
},
setMaterials: function ( materials ) {
this.materials = materials;
},
_createParserState : function () {
function ParserState() {
var state = {
objects : [],
......@@ -178,7 +140,7 @@ THREE.OBJLoader.prototype = {
if ( end && this.materials.length > 1 ) {
for ( var mi = this.materials.length - 1; mi >= 0; mi-- ) {
if ( this.materials[mi].groupCount <= 0 ) {
if ( this.materials[ mi ].groupCount <= 0 ) {
this.materials.splice( mi, 1 );
}
}
......@@ -254,15 +216,9 @@ THREE.OBJLoader.prototype = {
var src = this.vertices;
var dst = this.object.geometry.vertices;
dst.push( src[ a + 0 ] );
dst.push( src[ a + 1 ] );
dst.push( src[ a + 2 ] );
dst.push( src[ b + 0 ] );
dst.push( src[ b + 1 ] );
dst.push( src[ b + 2 ] );
dst.push( src[ c + 0 ] );
dst.push( src[ c + 1 ] );
dst.push( src[ c + 2 ] );
dst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );
dst.push( src[ b + 0 ], src[ b + 1 ], src[ b + 2 ] );
dst.push( src[ c + 0 ], src[ c + 1 ], src[ c + 2 ] );
},
......@@ -271,9 +227,7 @@ THREE.OBJLoader.prototype = {
var src = this.vertices;
var dst = this.object.geometry.vertices;
dst.push( src[ a + 0 ] );
dst.push( src[ a + 1 ] );
dst.push( src[ a + 2 ] );
dst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );
},
......@@ -282,15 +236,9 @@ THREE.OBJLoader.prototype = {
var src = this.normals;
var dst = this.object.geometry.normals;
dst.push( src[ a + 0 ] );
dst.push( src[ a + 1 ] );
dst.push( src[ a + 2 ] );
dst.push( src[ b + 0 ] );
dst.push( src[ b + 1 ] );
dst.push( src[ b + 2 ] );
dst.push( src[ c + 0 ] );
dst.push( src[ c + 1 ] );
dst.push( src[ c + 2 ] );
dst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );
dst.push( src[ b + 0 ], src[ b + 1 ], src[ b + 2 ] );
dst.push( src[ c + 0 ], src[ c + 1 ], src[ c + 2 ] );
},
......@@ -299,12 +247,9 @@ THREE.OBJLoader.prototype = {
var src = this.uvs;
var dst = this.object.geometry.uvs;
dst.push( src[ a + 0 ] );
dst.push( src[ a + 1 ] );
dst.push( src[ b + 0 ] );
dst.push( src[ b + 1 ] );
dst.push( src[ c + 0 ] );
dst.push( src[ c + 1 ] );
dst.push( src[ a + 0 ], src[ a + 1 ] );
dst.push( src[ b + 0 ], src[ b + 1 ] );
dst.push( src[ c + 0 ], src[ c + 1 ] );
},
......@@ -313,8 +258,7 @@ THREE.OBJLoader.prototype = {
var src = this.uvs;
var dst = this.object.geometry.uvs;
dst.push( src[ a + 0 ] );
dst.push( src[ a + 1 ] );
dst.push( src[ a + 0 ], src[ a + 1 ] );
},
......@@ -416,13 +360,53 @@ THREE.OBJLoader.prototype = {
return state;
}
//
function OBJLoader( manager ) {
this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
this.materials = null;
};
OBJLoader.prototype = {
constructor: OBJLoader,
load: function ( url, onLoad, onProgress, onError ) {
var scope = this;
var loader = new THREE.FileLoader( scope.manager );
loader.setPath( this.path );
loader.load( url, function ( text ) {
onLoad( scope.parse( text ) );
}, onProgress, onError );
},
setPath: function ( value ) {
this.path = value;
},
setMaterials: function ( materials ) {
this.materials = materials;
},
parse: function ( text ) {
console.time( 'OBJLoader' );
var state = this._createParserState();
var state = new ParserState();
if ( text.indexOf( '\r\n' ) !== - 1 ) {
......@@ -465,7 +449,7 @@ THREE.OBJLoader.prototype = {
lineSecondChar = line.charAt( 1 );
if ( lineSecondChar === ' ' && ( result = this.regexp.vertex_pattern.exec( line ) ) !== null ) {
if ( lineSecondChar === ' ' && ( result = vertex_pattern.exec( line ) ) !== null ) {
// 0 1 2 3
// ["v 1.0 2.0 3.0", "1.0", "2.0", "3.0"]
......@@ -476,7 +460,7 @@ THREE.OBJLoader.prototype = {
parseFloat( result[ 3 ] )
);
} else if ( lineSecondChar === 'n' && ( result = this.regexp.normal_pattern.exec( line ) ) !== null ) {
} else if ( lineSecondChar === 'n' && ( result = normal_pattern.exec( line ) ) !== null ) {
// 0 1 2 3
// ["vn 1.0 2.0 3.0", "1.0", "2.0", "3.0"]
......@@ -487,7 +471,7 @@ THREE.OBJLoader.prototype = {
parseFloat( result[ 3 ] )
);
} else if ( lineSecondChar === 't' && ( result = this.regexp.uv_pattern.exec( line ) ) !== null ) {
} else if ( lineSecondChar === 't' && ( result = uv_pattern.exec( line ) ) !== null ) {
// 0 1 2
// ["vt 0.1 0.2", "0.1", "0.2"]
......@@ -505,7 +489,7 @@ THREE.OBJLoader.prototype = {
} else if ( lineFirstChar === "f" ) {
if ( ( result = this.regexp.face_vertex_uv_normal.exec( line ) ) !== null ) {
if ( ( result = face_vertex_uv_normal.exec( line ) ) !== null ) {
// f vertex/uv/normal vertex/uv/normal vertex/uv/normal
// 0 1 2 3 4 5 6 7 8 9 10 11 12
......@@ -517,7 +501,7 @@ THREE.OBJLoader.prototype = {
result[ 3 ], result[ 6 ], result[ 9 ], result[ 12 ]
);
} else if ( ( result = this.regexp.face_vertex_uv.exec( line ) ) !== null ) {
} else if ( ( result = face_vertex_uv.exec( line ) ) !== null ) {
// f vertex/uv vertex/uv vertex/uv
// 0 1 2 3 4 5 6 7 8
......@@ -528,7 +512,7 @@ THREE.OBJLoader.prototype = {
result[ 2 ], result[ 4 ], result[ 6 ], result[ 8 ]
);
} else if ( ( result = this.regexp.face_vertex_normal.exec( line ) ) !== null ) {
} else if ( ( result = face_vertex_normal.exec( line ) ) !== null ) {
// f vertex//normal vertex//normal vertex//normal
// 0 1 2 3 4 5 6 7 8
......@@ -540,7 +524,7 @@ THREE.OBJLoader.prototype = {
result[ 2 ], result[ 4 ], result[ 6 ], result[ 8 ]
);
} else if ( ( result = this.regexp.face_vertex.exec( line ) ) !== null ) {
} else if ( ( result = face_vertex.exec( line ) ) !== null ) {
// f vertex vertex vertex
// 0 1 2 3 4
......@@ -579,7 +563,7 @@ THREE.OBJLoader.prototype = {
}
state.addLineGeometry( lineVertices, lineUVs );
} else if ( ( result = this.regexp.object_pattern.exec( line ) ) !== null ) {
} else if ( ( result = object_pattern.exec( line ) ) !== null ) {
// o object_name
// or
......@@ -591,19 +575,19 @@ THREE.OBJLoader.prototype = {
state.startObject( name );
} else if ( this.regexp.material_use_pattern.test( line ) ) {
} else if ( material_use_pattern.test( line ) ) {
// material
state.object.startMaterial( line.substring( 7 ).trim(), state.materialLibraries );
} else if ( this.regexp.material_library_pattern.test( line ) ) {
} else if ( material_library_pattern.test( line ) ) {
// mtl file
state.materialLibraries.push( line.substring( 7 ).trim() );
} else if ( ( result = this.regexp.smoothing_pattern.exec( line ) ) !== null ) {
} else if ( ( result = smoothing_pattern.exec( line ) ) !== null ) {
// smooth shading
......@@ -687,7 +671,7 @@ THREE.OBJLoader.prototype = {
for ( var mi = 0, miLen = materials.length; mi < miLen ; mi++ ) {
var sourceMaterial = materials[mi];
var sourceMaterial = materials[ mi ];
var material = undefined;
if ( this.materials !== null ) {
......@@ -726,7 +710,7 @@ THREE.OBJLoader.prototype = {
for ( var mi = 0, miLen = materials.length; mi < miLen ; mi++ ) {
var sourceMaterial = materials[mi];
var sourceMaterial = materials[ mi ];
buffergeometry.addGroup( sourceMaterial.groupStart, sourceMaterial.groupCount, mi );
}
......@@ -750,4 +734,8 @@ THREE.OBJLoader.prototype = {
}
};
};
return OBJLoader;
} )();
Markdown is supported
0% 或 .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑！
想要评论请 注册 或