X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=include%2Fprojections.h;h=38aea33307f716cff873a16961a4130c496602c2;hp=c88fca709552c694e375ced81711486e91732df6;hb=8a7697ce57b56cdc43698cd1241ad98d49f9b5ac;hpb=4433641931aa27fd6a2b5ecd0102e6c5bbbccc46

diff --git a/include/projections.h b/include/projections.h
index c88fca7..38aea33 100644
--- a/include/projections.h
+++ b/include/projections.h
@@ -9,7 +9,7 @@
 **  This is part of the CTSim program
 **  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: projections.h,v 1.33 2001/03/13 08:24:41 kevin Exp $
+**  $Id$
 **
 **
 **  This program is free software; you can redistribute it and/or modify
@@ -122,6 +122,10 @@ class Projections
   void printProjectionData ();
   void printScanInfo (std::ostringstream& os) const;
 
+  int Helical180LI(int interpView);
+  int Helical180LI_Equiangular(int interpView);
+  int HalfScanFeather(void);
+
   bool read (const std::string& fname);
   bool read (const char* fname);
   bool write (const char* fname);
@@ -133,9 +137,11 @@ class Projections
 
   bool convertPolar (ImageFile& rIF, int iInterpolation);
   bool convertFFTPolar (ImageFile& rIF, int iInterpolation, int iZeropad);
-  bool calcArrayPolarCoordinates (unsigned int nx, unsigned int ny, double** ppdView, double** ppdDet);
+  void calcArrayPolarCoordinates (unsigned int nx, unsigned int ny, double** ppdView, double** ppdDet, 
+    int iNumDetWithZeros, double dZeropadRatio, double dDetInc);
   void interpolatePolar (ImageFileArray& v, ImageFileArray& vImag, unsigned int nx, unsigned int ny, std::complex<double>** ppcDetValue,
-    double** ppdDet, double** ppdView, unsigned int nView, unsigned int nDet, int iInterpolate);
+    double** ppdDet, double** ppdView, unsigned int nView, unsigned int nDet, unsigned int nDetWithZeros, 
+    int iInterpolate);
 
   bool reconstruct (ImageFile& im, const char* const filterName, double filt_param, const char* const filterMethodName, const int zeropad, const char* frequencyFilterName, const char* const interpName, int interp_param, const char* const backprojName, const int trace) const;