X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=tools%2Fpjrec.cpp;h=abf25ca89e6dbaf505bf1cf80f50547925ab0f9e;hb=6b3ed4969c5a651aae71391127310ee797ecce6b;hp=03ee9e874520770e76e160dc5673a739c0165708;hpb=286d655a25df2668bd65ad365676c6ecc94415a1;p=ctsim.git

diff --git a/tools/pjrec.cpp b/tools/pjrec.cpp
index 03ee9e8..abf25ca 100644
--- a/tools/pjrec.cpp
+++ b/tools/pjrec.cpp
@@ -9,7 +9,7 @@
 **  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 1.7 2000/08/02 18:09:11 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
@@ -48,6 +48,7 @@ static struct option my_options[] =
   {0, 0, 0, 0}
 };
 
+static const char* g_szIdStr = "$id$";
 
 void 
 pjrec_usage (const char *program)
@@ -89,6 +90,9 @@ pjrec_usage (const char *program)
 #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;