r616: *** empty log message ***

diff --git a/libctsim/backprojectors.cpp b/libctsim/backprojectors.cpp
index bab1dc7b18fc75e349cc961c43165f884545ed87..bfd594e8697ef0075b98ce6bce5b325261b4b082 100644 (file)
--- a/libctsim/backprojectors.cpp
+++ b/libctsim/backprojectors.cpp
@@ -8,7 +8,7 @@
 **  This is part of the CTSim program
 **  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: backprojectors.cpp,v 1.29 2001/03/01 07:30:49 kevin Exp $
+**  $Id: backprojectors.cpp,v 1.30 2001/03/07 19:02:44 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
@@ -365,7 +365,7 @@ BackprojectTrig::BackprojectView (const double* const filteredProj, const double
         double frac = p - pFloor;      // fraction distance from det
         if (iDetPos >= 0 && iDetPos < nDet - 1)
           v[ix][iy] += rotScale * ((1-frac) * filteredProj[iDetPos] + frac * filteredProj[iDetPos+1]);
-      } else if (interpType = Backprojector::INTERP_CUBIC) {
+      } else if (interpType == Backprojector::INTERP_CUBIC) {
         double p = iDetCenter + (L / detInc);  // position along detector
         if (p >= 0 && p < nDet)
           v[ix][iy] += rotScale * pCubicInterp->interpolate (p);
@@ -441,7 +441,7 @@ BackprojectTable::BackprojectView (const double* const filteredProj, const doubl
         double frac = dPos - dPosFloor;        // fraction distance from det 
         if (iDetPos >= 0 && iDetPos < nDet - 1)
           pImCol[iy] += ((1-frac) * filteredProj[iDetPos] + frac * filteredProj[iDetPos+1]);
-      } else if (interpType = Backprojector::INTERP_CUBIC) {
+      } else if (interpType == Backprojector::INTERP_CUBIC) {
         double p = iDetCenter + (L / detInc);  // position along detector
         if (p >= 0 && p < nDet)
           pImCol[iy] += pCubicInterp->interpolate (p);
@@ -518,7 +518,7 @@ BackprojectDiff::BackprojectView (const double* const filteredProj, const double
         double frac = curDetPos - detPosFloor; // fraction distance from det 
         if (iDetPos > 0 && iDetPos < nDet - 1)
           *pImCol++ += filteredProj[iDetPos] + (frac * (filteredProj[iDetPos+1] - filteredProj[iDetPos]));
-      } else if (interpType = Backprojector::INTERP_CUBIC) {
+      } else if (interpType == Backprojector::INTERP_CUBIC) {
         double p = iDetCenter + curDetPos;     // position along detector
         if (p >= 0 && p < nDet)
           *pImCol++  += pCubicInterp->interpolate (p);
@@ -589,7 +589,7 @@ BackprojectIntDiff::BackprojectView (const double* const filteredProj, const dou
         if (iDetPos >= 0 && iDetPos <= iLastDet)
           *pImCol++ += filteredProj[iDetPos] + (detRemainder * deltaFilteredProj[iDetPos]);
       }        // end for iy
-    } else if (interpType = Backprojector::INTERP_CUBIC) {
+    } else if (interpType == Backprojector::INTERP_CUBIC) {
       for (int iy = 0; iy < ny; iy++, curDetPos += det_dy) {
         *pImCol++ += pCubicInterp->interpolate (static_cast<double>(curDetPos) / 65536);
       }