X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=libctsim%2Fprojections.cpp;h=bec5c0af5fdad93201d403bedfb5cf66dadac009;hb=52f2fdc3424cd6b5b77ad1497243e1e06739ffe6;hp=7c092f5990af43a9e267092a1f4a92042083ecc8;hpb=7cb74b55a21d0ab57a584ce3c910c280beb7a329;p=ctsim.git

diff --git a/libctsim/projections.cpp b/libctsim/projections.cpp
index 7c092f5..bec5c0a 100644
--- a/libctsim/projections.cpp
+++ b/libctsim/projections.cpp
@@ -8,7 +8,7 @@
 **  This is part of the CTSim program
 **  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: projections.cpp,v 1.52 2001/03/02 05:10:22 kevin Exp $
+**  $Id: projections.cpp,v 1.53 2001/03/02 20:07:10 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
@@ -892,7 +892,7 @@ Projections::initFromSomatomAR_STAR (int iNViews, int iNDets, unsigned char* pDa
   m_detInc = convertDegreesToRadians (3.06976 / 60);
   m_detStart = -m_dFanBeamAngle / 2;
   m_rotInc = TWOPI / static_cast<double>(iNViews);
-  m_rotStart = 0;
+  m_rotStart = HALFPI;
   m_dViewDiameter = sin (m_dFanBeamAngle / 2) * m_dFocalLength * 2;
 
   if (iNDets != 1024)
@@ -925,7 +925,7 @@ Projections::initFromSomatomAR_STAR (int iNViews, int iNDets, unsigned char* pDa
 #ifndef WORDS_BIGENDIAN
     SwapBytes4 (pFloat);
 #endif
-    double dAlpha = *pFloat;
+    double dAlpha = *pFloat + HALFPI;
 
     pFloat = reinterpret_cast<float*>(pData + lDataPos+12);
 #ifndef WORDS_BIGENDIAN