ImageMagick.ClipPathReader.AddPath C# (CSharp) Method

    private void AddPath(Byte[] data)
    {
      if (_KnotCount == 0)
      {
        _Index += 24;
        return;
      }

      PointD[] point = CreatePoint(data);

      if (_InSubpath == false)
      {
        _Path.AppendFormat(CultureInfo.InvariantCulture, "M {0:0.###} {1:0.###}\n", point[1].X, point[1].Y);

        for (int k = 0; k < 3; k++)
        {
          _First[k] = point[k];
          _Last[k] = point[k];
        }
      }
      else
      {
        if ((_Last[1].X == _Last[2].X) && (_Last[1].Y == _Last[2].Y) && (point[0].X == point[1].X) && (point[0].Y == point[1].Y))
          _Path.AppendFormat(CultureInfo.InvariantCulture, "L {0:0.###} {1:0.###}\n", point[1].X, point[1].Y);
        else
          _Path.AppendFormat(CultureInfo.InvariantCulture, "C {0:0.###} {1:0.###} {2:0.###} {3:0.###} {4:0.###} {5:0.###}\n", _Last[2].X, _Last[2].Y, point[0].X, point[0].Y, point[1].X, point[1].Y);

        for (int k = 0; k < 3; k++)
          _Last[k] = point[k];
      }

      _InSubpath = true;
      _KnotCount--;
      if (_KnotCount == 0)
      {
        ClosePath();
        _InSubpath = false;
      }
    }