config.json

{
    "input": "input-mesh.obj",
    "output": "output.glb",
    "format": "glbx",

    "verbose": false,
    "report": false,
    "list": false,
    
    "joinVertices": false,
    "stripNormals": false,
    "stripTexCoords": false,
    
    "swizzle": "X+Y+Z+",
    "scale": 1.0,
    "translate": [ 0.0, 0.0, 0.0 ],
    "alignX": 0,
    "alignY": -1,
    "alignZ": 1,
    "flipUV": false,
    "matrix": [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ],
    
    "gltfx": {
        "metallicFactor": 0.1,
        "roughnessFactor": 0.8,
        "diffuseMap": "diffuse.jpg",
        "occlusionMap": "occlusion.jpg",
        "emissiveMap": "emissive.jpg",
        "metallicRoughnessMap": "metallic-roughness.jpg",
        "normalMap": "normals.jpg",
        "zoneMap": "zones.jpg",
  
        "objectSpaceNormals":  true,
        "embedMaps": false,
        "useCompression": true
      },
    "compression": {
      "positionQuantizationBits": 14,
      "texCoordsQuantizationBits": 12,
      "normalsQuantizationBits": 10,
      "genericQuantizationBits": 8,
      "compressionLevel": 8
    }
  }