r7061: initial property settings

[ctsim.git] / include / procsignal.h

diff --git a/include/procsignal.h b/include/procsignal.h
index 65bef2af34ab5c899961b59021b1fa9b870fce7f..2c37de89ddc43ef17909606e599ffb50fca8dd27 100644 (file)
--- a/include/procsignal.h
+++ b/include/procsignal.h
@@ -7,9 +7,9 @@
 **     Date Started: June 2000
 **
 **  This is part of the CTSim program
-**  Copyright (C) 1983-2000 Kevin Rosenberg
+**  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: procsignal.h,v 1.7 2000/12/02 01:29:11 kevin Exp $
+**  $Id$
 **
 **  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
@@ -39,10 +39,12 @@
 
 #include <complex>
 
-
 class SignalFilter;
 class SGP;
 
+typedef std::complex<double> CTSimComplex;
+
+
 class ProcessSignal {
  public:
     static const int FILTER_METHOD_INVALID;
@@ -59,14 +61,22 @@ class ProcessSignal {
     static const int FILTER_GENERATION_DIRECT;
     static const int FILTER_GENERATION_INVERSE_FOURIER;
 
-    ProcessSignal (const char* szFilterName, const char* szFilterMethodName,double bw, double signalIncrement, int n, double param, const char* szDomainName, const char* szFilterGenerationName, const int zeropad = 0, const int preinterpolationFactor = 1, const int iTraceLevel = Trace::TRACE_NONE, int iGeometry = Scanner::GEOMETRY_PARALLEL, double dFocalLength = 1., SGP* pSGP = NULL);
+    enum {
+      FORWARD = -1,
+      BACKWARD = 1,
+    };
+
+    ProcessSignal (const char* szFilterName, const char* szFilterMethodName,double bw, double signalIncrement, 
+      int n, double param, const char* szDomainName, const char* szFilterGenerationName, 
+      const int zeropad, const int preinterpolationFactor, const int iTraceLevel, int iGeometry, 
+      double dFocalLength, double dSourceDetectorLength, SGP* pSGP = NULL);
 
     ~ProcessSignal();
 
     void filterSignal (const float input[], double output[]) const;
 
     bool fail(void) const      {return m_fail;}
-    const string& failMessage(void) const {return m_failMessage;}
+    const std::string& failMessage(void) const {return m_failMessage;}
 
     void setTraceLevel (int traceLevel) {m_traceLevel = traceLevel; }
 
@@ -80,33 +90,30 @@ class ProcessSignal {
     const int idFilterGeneration() const { return m_idFilterGeneration;}
 
     static const int getFilterGenerationCount() {return s_iFilterGenerationCount;}
-    static const char** getFilterGenerationNameArray() {return s_aszFilterGenerationName;}
-    static const char** getFilterGenerationTitleArray() {return s_aszFilterGenerationTitle;}
+    static const char* const* getFilterGenerationNameArray() {return s_aszFilterGenerationName;}
+    static const char* const* getFilterGenerationTitleArray() {return s_aszFilterGenerationTitle;}
     static int convertFilterGenerationNameToID (const char* const fgName);
     static const char* convertFilterGenerationIDToName (const int idFG);
     static const char* convertFilterGenerationIDToTitle (const int idFG);
   
     static const int getFilterMethodCount() {return s_iFilterMethodCount;}
-    static const char** getFilterMethodNameArray() {return s_aszFilterMethodName;}
-    static const char** getFilterMethodTitleArray() {return s_aszFilterMethodTitle;}
+    static const char* const* getFilterMethodNameArray() {return s_aszFilterMethodName;}
+    static const char* const* getFilterMethodTitleArray() {return s_aszFilterMethodTitle;}
     static int convertFilterMethodNameToID (const char* const filterMethodName);
     static const char* convertFilterMethodIDToName (const int idFilterMethod);
     static const char* convertFilterMethodIDToTitle (const int idFilterMethod);
 
     // transforms using direct trigometric calculation
     static void finiteFourierTransform (const double input[], double output[], const int n, const int direction);
-    static void finiteFourierTransform (const double input[], complex<double> output[], const int n, const int direction);
-    static void finiteFourierTransform (const complex<double> input[], complex<double> output[], const int n, const int direction);
-    static void finiteFourierTransform (const complex<double> input[], double output[], const int n, const int direction);
-
-
-    static void shuffleNaturalToFourierOrder (double* pdVector, const int n);
+    static void finiteFourierTransform (const double input[], std::complex<double> output[], const int n, const int direction);
+    static void finiteFourierTransform (const std::complex<double> input[], std::complex<double> output[], const int n, const int direction);
+    static void finiteFourierTransform (const std::complex<double> input[], double output[], const int n, const int direction);
 
-    static void shuffleFourierToNaturalOrder (double* pdVector, const int n);
+    static int addZeropadFactor (int n, int iZeropad);
 
  private:
-    string m_nameFilterMethod;
-    string m_nameFilterGeneration;
+        std::string m_nameFilterMethod;
+        std::string m_nameFilterGeneration;
     int m_idFilterMethod;
     int m_idFilterGeneration;
     int m_nSignalPoints;
@@ -132,15 +139,16 @@ class ProcessSignal {
     int m_iPreinterpolationFactor;
     int m_idGeometry;
     double m_dFocalLength;
+    double m_dSourceDetectorLength;
 
     bool m_fail;
-    string m_failMessage;
+    std::string m_failMessage;
 
-    static const char* s_aszFilterMethodName[];
-    static const char* s_aszFilterMethodTitle[];
+    static const char* const s_aszFilterMethodName[];
+    static const char* const s_aszFilterMethodTitle[];
     static const int s_iFilterMethodCount;
-    static const char* s_aszFilterGenerationName[];
-    static const char* s_aszFilterGenerationTitle[];
+    static const char* const s_aszFilterGenerationName[];
+    static const char* const s_aszFilterGenerationTitle[];
     static const int s_iFilterGenerationCount;
 
 #ifdef HAVE_FFTW
@@ -150,13 +158,16 @@ class ProcessSignal {
     fftw_plan m_complexPlanForward, m_complexPlanBackward;
 #endif
 
-    void init (const int idFilter, int idFilterMethod, double dBandwidth, double dSignalIncrement, int nSignalPoints, double dFilterParam, const int idDomain, int idFilterGeneration, const int iZeropad, const int iPreinterpolationFactor, const int iTraceLevel, const int iGeometry, double dFocalLength, SGP* pSGP);
+    void init (const int idFilter, int idFilterMethod, double dBandwidth, double dSignalIncrement, 
+      int nSignalPoints, double dFilterParam, const int idDomain, int idFilterGeneration, const int iZeropad, 
+      const int iPreinterpolationFactor, const int iTraceLevel, const int iGeometry, double dFocalLength, 
+      double dSourceDetectorLength, SGP* pSGP);
 
     // transforms that use precalculated trig tables, therefore don't 
     // require number of data points (n) as an argument
-    void finiteFourierTransform (const double input[], complex<double> output[], const int direction) const;
-    void finiteFourierTransform (const complex<double> input[], complex<double> output[], const int direction) const;
-    void finiteFourierTransform (const complex<double> input[], double output[], const int direction) const;
+    void finiteFourierTransform (const double input[], std::complex<double> output[], const int direction) const;
+    void finiteFourierTransform (const std::complex<double> input[], std::complex<double> output[], const int direction) const;
+    void finiteFourierTransform (const std::complex<double> input[], double output[], const int direction) const;
 
     double convolve (const double func[], const double filter[], const double dx, const int n, const int np) const;
     double convolve (const double f[], const double dx, const int n, const int np) const;