** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: filter.h,v 1.15 2000/07/20 11:17:31 kevin Exp $
+** $Id: filter.h,v 1.16 2000/07/22 15:45:33 kevin Exp $
**
** 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
class SignalFilter {
public:
- typedef enum {
- FILTER_INVALID,
- FILTER_BANDLIMIT,
- FILTER_SINC,
- FILTER_G_HAMMING,
- FILTER_COSINE,
- FILTER_TRIANGLE,
- FILTER_ABS_BANDLIMIT, // filter times |x|
- FILTER_ABS_SINC,
- FILTER_ABS_G_HAMMING,
- FILTER_ABS_COSINE,
- FILTER_SHEPP
- } FilterID;
-
- typedef enum {
- FILTER_METHOD_INVALID,
- FILTER_METHOD_CONVOLUTION,
- FILTER_METHOD_FOURIER,
- FILTER_METHOD_FOURIER_TABLE,
- FILTER_METHOD_FFT,
+ static const int FILTER_INVALID;
+ static const int FILTER_BANDLIMIT;
+ static const int FILTER_SINC;
+ static const int FILTER_G_HAMMING;
+ static const int FILTER_COSINE;
+ static const int FILTER_TRIANGLE;
+ static const int FILTER_ABS_BANDLIMIT; // filter times |x|
+ static const int FILTER_ABS_SINC;
+ static const int FILTER_ABS_G_HAMMING;
+ static const int FILTER_ABS_COSINE;
+ static const int FILTER_SHEPP;
+
+ static const int FILTER_METHOD_INVALID;
+ static const int FILTER_METHOD_CONVOLUTION;
+ static const int FILTER_METHOD_FOURIER;
+ static const int FILTER_METHOD_FOURIER_TABLE;
+ static const int FILTER_METHOD_FFT;
#if HAVE_FFTW
- FILTER_METHOD_FFTW,
- FILTER_METHOD_RFFTW,
+ static const int FILTER_METHOD_FFTW;
+ static const int FILTER_METHOD_RFFTW;
#endif
- } FilterMethodID;
- typedef enum {
- DOMAIN_INVALID,
- DOMAIN_FREQUENCY,
- DOMAIN_SPATIAL
- } DomainID;
+ static const int DOMAIN_INVALID;
+ static const int DOMAIN_FREQUENCY;
+ static const int DOMAIN_SPATIAL;
- // Filters
- static const char FILTER_ABS_BANDLIMIT_STR[];
- static const char FILTER_ABS_SINC_STR[];
- static const char FILTER_ABS_COS_STR[];
- static const char FILTER_ABS_HAMMING_STR[];
- static const char FILTER_SHEPP_STR[];
- static const char FILTER_BANDLIMIT_STR[];
- static const char FILTER_SINC_STR[];
- static const char FILTER_COS_STR[];
- static const char FILTER_HAMMING_STR[];
- static const char FILTER_TRIANGLE_STR[];
-
- static const char FILTER_ABS_BANDLIMIT_TITLE_STR[];
- static const char FILTER_ABS_SINC_TITLE_STR[];
- static const char FILTER_ABS_COS_TITLE_STR[];
- static const char FILTER_ABS_HAMMING_TITLE_STR[];
- static const char FILTER_SHEPP_TITLE_STR[];
- static const char FILTER_BANDLIMIT_TITLE_STR[];
- static const char FILTER_SINC_TITLE_STR[];
- static const char FILTER_COS_TITLE_STR[];
- static const char FILTER_HAMMING_TITLE_STR[];
- static const char FILTER_TRIANGLE_TITLE_STR[];
-
- // Filter Methods
- static const char FILTER_METHOD_CONVOLUTION_STR[];
- static const char FILTER_METHOD_FOURIER_STR[];
- static const char FILTER_METHOD_FOURIER_TABLE_STR[];
- static const char FILTER_METHOD_FFT_STR[];
-#if HAVE_FFTW
- static const char FILTER_METHOD_FFTW_STR[];
- static const char FILTER_METHOD_RFFTW_STR[];
-#endif
-
- static const char FILTER_METHOD_CONVOLUTION_TITLE_STR[];
- static const char FILTER_METHOD_FOURIER_TITLE_STR[];
- static const char FILTER_METHOD_FOURIER_TABLE_TITLE_STR[];
- static const char FILTER_METHOD_FFT_TITLE_STR[];
-#if HAVE_FFTW
- static const char FILTER_METHOD_FFTW_TITLESTR[];
- static const char FILTER_METHOD_RFFTW_TITLE_STR[];
-#endif
-
- // Domains
- static const char DOMAIN_FREQUENCY_STR[];
- static const char DOMAIN_SPATIAL_STR[];
-
- static const char DOMAIN_FREQUENCY_TITLE_STR[];
- static const char DOMAIN_SPATIAL_TITLE_STR[];
-
SignalFilter (const char* filterName, const char* filterMethodName,double bw, double signalIncrement, int n, double param, const char* domainName, const int zeropad = 0, const int preinterpolationFactor = 1);
- SignalFilter (const FilterID filt_type, FilterMethodID filterMethodID, double bw, double signalIncrement, int n, double param, const DomainID domain, const int zeropad = 0, const int preinterpolationFactor = 1);
+ SignalFilter (const int filt_type, int filterMethodID, double bw, double signalIncrement, int n, double param, const int domain, const int zeropad = 0, const int preinterpolationFactor = 1);
SignalFilter (const char* filterName, const char* domainName, double bw, double param);
const string& nameFilter(void) const { return m_nameFilter;}
const string& nameDomain(void) const { return m_nameDomain;}
- const FilterID idFilter(void) const { return m_idFilter;}
- const DomainID idDomain(void) const { return m_idDomain;}
+ const int idFilter(void) const { return m_idFilter;}
+ const int idDomain(void) const { return m_idDomain;}
const double getFilterMin(void) const {return m_filterMin;}
const double getFilterMax(void) const {return m_filterMax;}
const double getFilterIncrement(void) const {return m_filterInc;}
double response (double x);
- static double spatialResponse (FilterID fType, double bw, double x, double param);
+ static double spatialResponse (int fType, double bw, double x, double param);
- static double frequencyResponse (FilterID fType, double bw, double u, double param);
+ static double frequencyResponse (int fType, double bw, double u, double param);
- static double spatialResponseAnalytic (FilterID fType, double bw, double x, double param);
+ static double spatialResponseAnalytic (int fType, double bw, double x, double param);
- static double spatialResponseCalc (FilterID fType, double bw, double x, double param, int nIntegral);
+ static double spatialResponseCalc (int fType, double bw, double x, double param, int nIntegral);
static void setNumIntegral(int nIntegral) {N_INTEGRAL = nIntegral;}
+ static const int getFilterCount() {return s_iFilterCount;}
+ static const char** getFilterNameArray() {return s_aszFilterName;}
+ static const char** getFilterTitleArray() {return s_aszFilterTitle;}
+ static int convertFilterNameToID (const char* const filterName);
+ static const char* convertFilterIDToName (const int idFilter);
+ static const char* convertFilterIDToTitle (const int idFilter);
+
+ static const int getFilterMethodCount() {return s_iFilterMethodCount;}
+ static const char** getFilterMethodNameArray() {return s_aszFilterMethodName;}
+ static const char** 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);
+
+ static const int getDomainCount() {return s_iDomainCount;}
+ static const char** getDomainNameArray() {return s_aszDomainName;}
+ static const char** getDomainTitleArray() {return s_aszDomainTitle;}
+ static int convertDomainNameToID (const char* const domainName);
+ static const char* convertDomainIDToName (const int idDomain);
+ static const char* convertDomainIDToTitle (const int idDomain);
+
+
+
private:
double m_bw;
int m_nFilterPoints;
string m_nameFilter;
string m_nameFilterMethod;
string m_nameDomain;
- FilterID m_idFilter;
- FilterMethodID m_idFilterMethod;
- DomainID m_idDomain;
+ int m_idFilter;
+ int m_idFilterMethod;
+ int m_idDomain;
double m_filterParam;
int m_traceLevel;
int m_zeropad;
int m_nOutputPoints;
int m_preinterpolationFactor;
+ static const char* s_aszFilterName[];
+ static const char* s_aszFilterTitle[];
+ static const int s_iFilterCount;
+ static const char* s_aszFilterMethodName[];
+ static const char* s_aszFilterMethodTitle[];
+ static const int s_iFilterMethodCount;
+ static const char* s_aszDomainName[];
+ static const char* s_aszDomainTitle[];
+ static const int s_iDomainCount;
+
static int N_INTEGRAL;
- static const bool haveAnalyticSpatial (const FilterID filterID);
- static const FilterID convertFilterNameToID (const char* filterName);
- static const char* convertFilterIDToName (const FilterID filterID);
- static const FilterMethodID convertFilterMethodNameToID (const char* filterMethodName);
- static const char* convertFilterMethodIDToName (const FilterMethodID filterMethodID);
- static const DomainID convertDomainNameToID (const char* domainName);
- static const char* convertDomainIDToName (const DomainID domainID);
+ static const bool haveAnalyticSpatial (const int filterID);
- void init (const FilterID filt_type, const FilterMethodID filterMethod, double bw, double signalIncrement, int n, double param, const DomainID domain, const int zeropad, const int preInterpScale);
+ void init (const int filt_type, const int filterMethod, double bw, double signalIncrement, int n, double param, const int domain, const int zeropad, const int preInterpScale);
double spatialResponseCalc (double x, double param) const;
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