** This is part of the CTSim program
** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: projections.h,v 1.29 2001/03/10 23:56:58 kevin Exp $
+** $Id: projections.h,v 1.30 2001/03/11 06:34:37 kevin Exp $
**
**
** This program is free software; you can redistribute it and/or modify
public:
double m_dT; // Distance from center of origin
double m_dTheta; // perpendicular angle to origin
- int m_iViewNum; // View number for this raysum
- int m_iDetNum; // Detector number for this raysum
+ double m_dRaysum;
bool lessThanT (ParallelRaysumCoordinate& rCompare)
{return m_dT < rCompare.m_dT; }
bool lessThanTheta (ParallelRaysumCoordinate& rCompare)
{return m_dTheta < rCompare.m_dTheta; }
- static compareByTheta(ParallelRaysumCoordinate* a, ParallelRaysumCoordinate* b)
- { return a->m_dTheta > b->m_dTheta; }
+ static bool compareByTheta (ParallelRaysumCoordinate* a, ParallelRaysumCoordinate* b)
+ { return a->m_dTheta == b->m_dTheta ? b->m_dT > a->m_dT : b->m_dTheta > a->m_dTheta; }
- static compareByT(ParallelRaysumCoordinate* a, ParallelRaysumCoordinate* b)
- { return a->m_dT > b->m_dT; }
+ // sort first by T, then Theta
+ static bool compareByT (ParallelRaysumCoordinate* a, ParallelRaysumCoordinate* b)
+ { return a->m_dT == b->m_dT ? b->m_dTheta > a->m_dTheta : b->m_dT > a->m_dT; }
};
void getLimits (double* dMinT, double* dMaxT, double* dMinTheta, double* dMaxTheta) const;
CoordinateContainer& getSortedByT();
CoordinateContainer& getSortedByTheta();
+ double interpolate (double* pdX, double* pdY, int n, double dXValue);
+ void getThetaAndRaysumsForT (int iT, double* pdTheta, double* pdRaysum);
+ void getDetPositions (double* pdDetPos);
private:
CoordinateContainer m_vecpCoordinates;
CoordinateContainer m_vecpSortedByT;
CoordinateContainer m_vecpSortedByTheta;
int m_iNumCoordinates;
+ int m_iNumView;
+ int m_iNumDet;
};
bool detarrayRead (fnetorderstream& fs, DetectorArray& darray, const int view_num);
bool detarrayWrite (fnetorderstream& fs, const DetectorArray& darray, const int view_num);
- bool interpolateToParallel();
+ Projections* interpolateToParallel();
bool convertPolar (ImageFile& rIF, int iInterpolation);
bool convertFFTPolar (ImageFile& rIF, int iInterpolation, int iZeropad);