// No default are provided at the moment
// Check out the demo page to see what each setings does

var settings = new RockGenerationSettings {
    GridSettings = new VoronoiGridSettings {
        Size       = 5,
        Randomness = .75f
    },
    StockDensity        = 8,
    TargetTriangleCount = 220,
    Distortion          = .5f,
    PatternSize         = 1.35f,
    Transform = Convert.FromUnityMatrix(UnityEngine.Matrix4x4.TRS(new Vector3(2, 2, 2),
                                                                  Quaternion.identity,
                                                                  Vector3.one))
};

generator = new RockGenerator {Settings = settings};

GetComponent<MeshFilter>().mesh = Convert.ToUnityMesh(generator.MakeRock());