private static void calculateIndices(byte vertexPosition, byte[] indices)
    {
        indices[0] = vertexPosition;
        indices[1] = vertexPosition + 1;
        indices[2] = vertexPosition + 2;
        indices[3] = vertexPosition + 2;
        indices[4] = vertexPosition + 1;
        indices[5] = vertexPosition + 3;
    }