X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=include%2Fscanner.h;h=8fdf386c6ce087a2133b1081e765c6fb6bc9919d;hb=36b1cf96dd076a5ff15ae4e037d2f3499d13f380;hp=8b367eedff642b10f2e2efcccac1136da5e731b5;hpb=4d5f56994972346351a48730315a7d85924103ba;p=ctsim.git

diff --git a/include/scanner.h b/include/scanner.h
index 8b367ee..8fdf386 100644
--- a/include/scanner.h
+++ b/include/scanner.h
@@ -9,7 +9,7 @@
 **  This is part of the CTSim program
 **  Copyright (C) 1983-2000 Kevin Rosenberg
 **
-**  $Id: scanner.h,v 1.19 2001/02/25 16:21:36 kevin Exp $
+**  $Id$
 **
 **
 **  This program is free software; you can redistribute it and/or modify
@@ -68,37 +68,42 @@ class DetectorArray
 class Scanner
 {
  public:
-  static const int Scanner::GEOMETRY_INVALID;
-  static const int Scanner::GEOMETRY_PARALLEL;
-  static const int Scanner::GEOMETRY_EQUILINEAR;
-  static const int Scanner::GEOMETRY_EQUIANGULAR;
+  static const int GEOMETRY_INVALID;
+  static const int GEOMETRY_PARALLEL;
+  static const int GEOMETRY_EQUILINEAR;
+  static const int GEOMETRY_EQUIANGULAR;
+  static const int GEOMETRY_LINOGRAM;
 
   
   Scanner (const Phantom& phm, const char* const geometryName, int nDet, 
-    int nView, int nSample, const double rot_anglen, 
-    double dFocalLengthRatio, double dViewRatio, double dScanRatio);
+    int nView, int iOffsetView, int nSample, const double rot_anglen, 
+    double dFocalLengthRatio, double dCenterDetectorRatio, double dViewRatio, double dScanRatio);
   ~Scanner();
   
   void collectProjections (Projections& proj, const Phantom& phm, const int trace = Trace::TRACE_NONE,
     SGP* pSGP = NULL);
 
-  void collectProjections (Projections& proj, const Phantom& phm, const int iStartView, const int iNumViews, 
-    bool bStoreAtViewPosition, const int trace = Trace::TRACE_NONE, SGP* pSGP = NULL);
+  void collectProjections (Projections& proj, const Phantom& phm, const int iStartView, const int iNumViews, const int iOffsetView, bool bStoreAtViewPosition, const int trace = Trace::TRACE_NONE, SGP* pSGP = NULL);
 
-  void collectProjections (Projections& proj, const Phantom& phm, const int iStartView, const int iNumViews, 
-    int iStorageOffset, const int trace = Trace::TRACE_NONE, SGP* pSGP = NULL);
+  void collectProjections (Projections& proj, const Phantom& phm, const int iStartView, const int iNumViews, const int iOffsetView, int iStorageOffset, const int trace = Trace::TRACE_NONE, SGP* pSGP = NULL);
 
   void setNView (int nView);
+  void setOffsetView (int iOffsetView);
 
   bool fail() const {return m_fail;}
   const std::string& failMessage() const {return m_failMessage;}
   unsigned int nDet() const {return m_nDet;}
   unsigned int nView() const {return m_nView;}
- 
+  unsigned int offsetView() const {return m_iOffsetView;}
+  unsigned int startView() const {return m_startView;} 
   double rotInc() const {return m_rotInc;}
   double detInc() const {return m_detInc;}
   double detLen() const {return m_detLen;}
+  double detStart() const {return m_detStart;}
   double focalLength() const {return m_dFocalLength;}
+  double sourceDetectorLength() const {return m_dSourceDetectorLength;}
+  double centerDetectorLength() const {return m_dCenterDetectorLength;}
+
   double viewDiameter() const {return m_dViewDiameter;}
   double scanDiameter() const {return m_dScanDiameter;}
   double fanBeamAngle() const {return m_dFanBeamAngle;}
@@ -106,8 +111,8 @@ class Scanner
   int geometry() const {return m_idGeometry;}
 
   static int getGeometryCount() {return s_iGeometryCount;}
-  static const char** getGeometryNameArray() {return s_aszGeometryName;}
-  static const char** getGeometryTitleArray() {return s_aszGeometryTitle;}
+  static const char* const* getGeometryNameArray() {return s_aszGeometryName;}
+  static const char* const* getGeometryTitleArray() {return s_aszGeometryTitle;}
   static int convertGeometryNameToID (const char* const geometryName);
   static const char* convertGeometryIDToName (const int idGeometry);
   static const char* convertGeometryIDToTitle (const int idGeometry);
@@ -118,18 +123,24 @@ class Scanner
   int m_idGeometry;
   unsigned int m_nDet;		/* Number of detectors in array */
   unsigned int m_nView;		/* Number of rotated views */
+  unsigned int m_iOffsetView; 
+  unsigned int m_startView; 
   unsigned int m_nSample;	/* Number of rays per detector */
-  double m_dFocalLength;        // Focal Length
+  double m_dFocalLength;        // Focal Length, distance from source to center
+  double m_dSourceDetectorLength; // Distance from source to detectors
+  double m_dCenterDetectorLength; // Distance from center to detectors
   double m_dViewDiameter; // Diameter of area being processed
   double m_dScanDiameter; // Diamer of area being scanned
   double m_dViewRatio;   // View Ratio to diameter phantom
-  double m_dFocalLengthRatio;   // Focal Length ratio to radius phantom
+  double m_dFocalLengthRatio;   // Source to Center Length as ratio to viewDiameter radius 
+  double m_dCenterDetectorRatio; // Center to Detector Length as ratio of viewDiameter radius
   double m_dScanRatio;       // Scan length to view length ratio
   double m_dFanBeamAngle;
   double m_detLen;		// Total length of detector array 
   double m_rotLen;		// Rotation angle length in radians (norm 2PI)
   double m_detInc;		// Increment between centers of detectors 
   double m_rotInc;		// Increment in rotation angle between views 
+  double m_detStart;
   double m_dXCenter;            // Center of Phantom
   double m_dYCenter;            
   double m_dAngularDetIncrement;
@@ -154,8 +165,8 @@ class Scanner
   double m_dTextHeight;
 #endif
 
-  static const char* s_aszGeometryName[];
-  static const char* s_aszGeometryTitle[];
+  static const char* const s_aszGeometryName[];
+  static const char* const s_aszGeometryTitle[];
   static const int s_iGeometryCount;
 
   void projectSingleView (const Phantom& phm, DetectorArray& darray, const double xd1, const double yd1, const double xd2, const double yd2, const double xs1, const double ys1, const double xs2, const double ys2, const double dDetAngle);