** This is part of the CTSim program
** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: projections.h,v 1.32 2001/03/13 04:44:25 kevin Exp $
+** $Id: projections.h,v 1.36 2001/09/24 09:40:42 kevin Exp $
**
**
** This program is free software; you can redistribute it and/or modify
THETA_RANGE_FOLD_TO_PI,
};
- ParallelRaysums (Projections* pProjections, int iThetaRange);
+ ParallelRaysums (const Projections* pProjections, int iThetaRange);
~ParallelRaysums ();
typedef std::vector<ParallelRaysumCoordinate*> CoordinateContainer;
CoordinateContainer m_vecpCoordinates;
CoordinateContainer m_vecpSortedByT;
CoordinateContainer m_vecpSortedByTheta;
+ ParallelRaysumCoordinate* m_pCoordinates;
int m_iNumCoordinates;
int m_iNumView;
int m_iNumDet;
void printProjectionData ();
void printScanInfo (std::ostringstream& os) const;
+ int Helical180LI(int interpView);
+ int Helical180LI_Equiangular(int interpView);
+ int HalfScanFeather(void);
+
bool read (const std::string& fname);
bool read (const char* fname);
bool write (const char* fname);
bool detarrayRead (fnetorderstream& fs, DetectorArray& darray, const int view_num);
bool detarrayWrite (fnetorderstream& fs, const DetectorArray& darray, const int view_num);
- Projections* interpolateToParallel();
+ Projections* interpolateToParallel() const;
bool convertPolar (ImageFile& rIF, int iInterpolation);
bool convertFFTPolar (ImageFile& rIF, int iInterpolation, int iZeropad);
- bool calcArrayPolarCoordinates (unsigned int nx, unsigned int ny, double** ppdView, double** ppdDet);
+ void calcArrayPolarCoordinates (unsigned int nx, unsigned int ny, double** ppdView, double** ppdDet,
+ int iNumDetWithZeros, double dZeropadRatio, double dDetInc);
void interpolatePolar (ImageFileArray& v, ImageFileArray& vImag, unsigned int nx, unsigned int ny, std::complex<double>** ppcDetValue,
- double** ppdDet, double** ppdView, unsigned int nView, unsigned int nDet, int iInterpolate);
+ double** ppdDet, double** ppdView, unsigned int nView, unsigned int nDet, unsigned int nDetWithZeros,
+ int iInterpolate);
bool reconstruct (ImageFile& im, const char* const filterName, double filt_param, const char* const filterMethodName, const int zeropad, const char* frequencyFilterName, const char* const interpName, int interp_param, const char* const backprojName, const int trace) const;