obj-file-parser
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0.6.2 • Public • Published

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obj-file-parser

Open source, re-usable Wavefront 3D object file (.OBJ) parser written in javascript and distributed freely as an NPM package.

Features

  • Support for (.OBJ) files only, see mtl-file-parser for mtl files
  • Case insensitive, flexible parser
  • Simple JS object output
  • Polygon group support
  • Smoothing group support
  • ES5 syntax for support across virtually all platforms
  • No dependencies

Installation

npm install --save obj-file-parser

Usage

const OBJFile = require('obj-file-parser');

const fileContents =
  'v 0 0 0 \n' +
  'v 0 1 0 \n' +
  'v 1 0 0 \n' +
  'f 1 2 3';

const objFile = new OBJFile(fileContents);

const output = objFile.parse(); // see description below

Output

The extracted model data and list of material library references are returned in the following format:

{
  models: [
    {
      name: 'unit_cube',
      vertices: [
        { x: 1.0, 2.0, 3.0 },
        ...
      ],
      textureCoords: [
        { u: 1.0, v: 2.0, w: 3.0 },
        ...
      ],
      vertexNormals: [
        { x: 1.0, y: 2.0, z: 3.0 },
        ...
      ],
      faces: [
        {
          material: 'brick',
          group: 'group1',
          smoothingGroup: 0,
          vertices: [
            { vertexIndex: 1, textureCoordsIndex: 1, vertexNormalIndex: 1 },
            ...
          ]
        }
      ]
    },
    {
      ...
    }
  ],

  materialLibraries: [
    'mat_lib1.mtl',
    ...
  ]
}

More to come

obj-file-parser is being actively maintained and developed. Comments, feedback and bug reports always welcome.

Donation

Help me make this obj-file-parser and other tools better!

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    Dev Dependencies (6)

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    Install

    npm i obj-file-parser

    Weekly Downloads

    364

    Version

    0.6.2

    License

    MIT

    Unpacked Size

    13.9 kB

    Total Files

    7

    Last publish

    Collaborators

    • wesunwin