CoordSys cartesian coordinate system transformation CoordSys is for the fast transformation of points between cartesian coordinate systems. It's usually used to transform points from 3D to 2D and back. http://www.j-raedler.de/pages/software/coordsys.php Joerg Raedler 34b0857b580f752a3ebe739998844a9d575531b6 0.52