** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: scanner.h,v 1.18 2001/02/20 04:48:45 kevin Exp $
+** $Id: scanner.h,v 1.20 2001/03/01 07:30:49 kevin Exp $
**
**
** This program is free software; you can redistribute it and/or modify
Scanner (const Phantom& phm, const char* const geometryName, int nDet,
int nView, int nSample, const double rot_anglen,
- double dFocalLengthRatio, double dViewRatio, double dScanRatio);
+ 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 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,
+ 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 setNView (int nView);
double detInc() const {return m_detInc;}
double detLen() const {return m_detLen;}
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;}
unsigned int m_nDet; /* Number of detectors in array */
unsigned int m_nView; /* Number of rotated views */
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