X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=include%2Fbackprojectors.h;h=8fbb06b86382652f2af15fbc3cefd328ef646120;hp=4ee4ebbbe09ddb947c7da086491173d77c8b2148;hb=d3fa225aa232e132cc198672c4fc148f96a1ab8c;hpb=dc034c9d0b7d9c3874a324a4c2c189a02945adc8

diff --git a/include/backprojectors.h b/include/backprojectors.h
index 4ee4ebb..8fbb06b 100644
--- a/include/backprojectors.h
+++ b/include/backprojectors.h
@@ -7,9 +7,9 @@
 **	Date Started: June 2000
 **
 **  This is part of the CTSim program
-**  Copyright (C) 1983-2000 Kevin Rosenberg
+**  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: backprojectors.h,v 1.18 2000/12/16 06:12:47 kevin Exp $
+**  $Id: backprojectors.h,v 1.21 2001/02/11 04:56:37 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
@@ -45,13 +45,12 @@ class Backprojector
   static const int BPROJ_TRIG;
   static const int BPROJ_TABLE;
   static const int BPROJ_DIFF;
-  static const int BPROJ_DIFF2;
-  static const int BPROJ_IDIFF2;
-  static const int BPROJ_IDIFF3;
+  static const int BPROJ_IDIFF;
 
   static const int INTERP_INVALID;
   static const int INTERP_NEAREST;
   static const int INTERP_LINEAR;
+  static const int INTERP_CUBIC;
   static const int INTERP_FREQ_PREINTERPOLATION;
 #if HAVE_BSPLINE_INTERP
   static const int INTERP_BSPLINE;
@@ -181,31 +180,11 @@ class BackprojectDiff : public Backproject
   double im_xinc, im_yinc;
 };
 
-class BackprojectDiff2 : public BackprojectDiff
-{
- public:
-  BackprojectDiff2 (const Projections& proj, ImageFile& im, int interpID, const int interpFactor)
-    :  BackprojectDiff (proj, im, interpID, interpFactor)
-    {}
-
-  void BackprojectView (const double* const t, const double view_angle);
-};
-
-class BackprojectIntDiff2 : public BackprojectDiff
-{
- public:
-  BackprojectIntDiff2 (const Projections& proj, ImageFile& im, int interpID, const int interpFactor)
-    :  BackprojectDiff (proj, im, interpID, interpFactor)
-    {}
-  
-  void BackprojectView (const double* const t, const double view_angle);
-};
-
 
-class BackprojectIntDiff3 : public BackprojectDiff
+class BackprojectIntDiff : public BackprojectDiff
 {
  public:
-  BackprojectIntDiff3 (const Projections& proj, ImageFile& im, int interpID, const int interpFactor)
+  BackprojectIntDiff (const Projections& proj, ImageFile& im, int interpID, const int interpFactor)
     :  BackprojectDiff (proj, im, interpID, interpFactor)
     {}