** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: pjrec.cpp,v 1.5 2000/07/22 15:45:33 kevin Exp $
+** $Id: pjrec.cpp,v 1.6 2000/07/28 08:28:08 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
#endif
cout << " --zeropad n Set zeropad level (default = 0)\n";
cout << " set n to number of powers to two to pad\n";
+ cout << " --frequency-filter Set type of frequency filter\n";
+ cout << " direct Use direct frequency filter\n";
+ cout << " ifourier Use inverse fourier transform of spatial filter\n";
cout << " --backproj Backprojection Method" << endl;
cout << " trig Trigometric functions at every point" << endl;
cout << " table Trigometric functions with precalculated table" << endl;