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started with the implementation of a Fourier transform

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nemu
2008-12-15 12:27:49 +00:00
parent f353993859
commit 3af125eac7
5 changed files with 425 additions and 4 deletions
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39
src/include/PMusr.h
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@ -70,8 +70,9 @@ using namespace std;
#define MSR_TAG_FUNCTIONS 3
#define MSR_TAG_RUN 4
#define MSR_TAG_COMMANDS 5
#define MSR_TAG_PLOT 6
#define MSR_TAG_STATISTIC 7
#define MSR_TAG_FOURIER 6
#define MSR_TAG_PLOT 7
#define MSR_TAG_STATISTIC 8
//-------------------------------------------------------------
// msr fit type tags
@ -92,6 +93,25 @@ using namespace std;
#define MSR_PARAM_MAP_OFFSET 10000
#define MSR_PARAM_FUN_OFFSET 20000
//-------------------------------------------------------------
// fourier related tags
#define FOURIER_UNIT_NOT_GIVEN 0
#define FOURIER_UNIT_FIELD 1
#define FOURIER_UNIT_FREQ 2
#define FOURIER_APOD_NOT_GIVEN 0
#define FOURIER_APOD_NONE 1
#define FOURIER_APOD_WEAK 2
#define FOURIER_APOD_MEDIUM 3
#define FOURIER_APOD_STRONG 4
#define FOURIER_PLOT_NOT_GIVEN 0
#define FOURIER_PLOT_REAL 1
#define FOURIER_PLOT_IMAG 2
#define FOURIER_PLOT_REAL_AND_IMAG 3
#define FOURIER_PLOT_POWER 4
#define FOURIER_PLOT_PHASE 5
//-------------------------------------------------------------
/**
* <p> typedef to make to code more readable.
@ -259,6 +279,21 @@ typedef struct {
*/
typedef vector<PMsrRunStructure> PMsrRunList;
//-------------------------------------------------------------
/**
* <p> Holds the information of the Fourier block
*/
typedef struct {
bool fFourierBlockPresent; ///< flag indicating if a Fourier block is present in the msr-file
bool fUnits; ///< flag used to indicate the units. 0=field units (G); 1=frequency units (MHz)
int fFourierPower; ///< i.e. zero padding up to 2^fFourierPower, default = 0 which means NO zero padding
int fApodization; ///< tag indicating the kind of apodization wished, 0=no appodization (default), 1=weak, 2=medium, 3=strong (for details see the docu)
int fPlotTag; ///< tag used for initial plot. 0=real, 1=imaginary, 2=real & imaginary (default), 3=power, 4=phase
double fPhase; ///< phase
double fRangeForPhaseCorrection[2]; ///< field/frequency range for automatic phase correction
double fPlotRange[2]; ///< field/frequency plot range
} PMsrFourierStructure;
//-------------------------------------------------------------
/**
* <p> Holds the information of a single plot block