#include "fits/fitscat.h"

Include dependency graph for fft.h:

This graph shows which files directly or indirectly include this file:

Macros
#define	QFFTWF_MALLOC(ptr, typ, nel)

#define	QFFTWF_CALLOC(ptr, typ, nel)

#define	QFFTWF_FREE(ptr) {fftwf_free(ptr); ptr=NULL;}

Functions
void	fft_conv (float data1, float fdata2, int width, int height)

void	fft_ctf (float *data, int width, int height, int sign)

void	fft_end (int nthreads)

void	fft_init (int nthreads)

float *	fft_rtf (float *data, int width, int height)

Macro Definition Documentation

◆ QFFTWF_CALLOC

#define QFFTWF_CALLOC	(	ptr,
		typ,
		nel
	)

Value:

{ \
        if (!(ptr = (typ *)fftwf_malloc((size_t)(nel)*sizeof(typ)))) \
           { \
           sprintf(gstr, #ptr " (" #nel "=%lu elements) " \
            "at line %d in module " __FILE__ " !", \
            (size_t)(nel)*sizeof(typ), __LINE__); \
           error(EXIT_FAILURE, "Could not allocate memory for ", gstr);\
                   }; \
        memset(ptr, 0, (size_t)(nel)*sizeof(typ)); \
        }

◆ QFFTWF_FREE

#define QFFTWF_FREE ( ptr ) {fftwf_free(ptr); ptr=NULL;}

◆ QFFTWF_MALLOC

#define QFFTWF_MALLOC	(	ptr,
		typ,
		nel
	)

Value:

{ \
        if (!(ptr = (typ *)fftwf_malloc((size_t)(nel)*sizeof(typ)))) \
           { \
           sprintf(gstr, #ptr " (" #nel "=%lu elements) " \
            "at line %d in module " __FILE__ " !", \
            (size_t)(nel)*sizeof(typ), __LINE__); \
           error(EXIT_FAILURE, "Could not allocate memory for ", gstr);\
                   }; \
                 }

Function Documentation

◆ fft_conv()

void fft_conv	(	float *	data1,
		float *	fdata2,
		int	width,
		int	height
	)

◆ fft_ctf()

void fft_ctf	(	float *	data,
		int	width,
		int	height,
		int	sign
	)

◆ fft_end()

void fft_end ( int nthreads )

◆ fft_init()

void fft_init ( int nthreads )

◆ fft_rtf()

float* fft_rtf	(	float *	data,
		int	width,
		int	height
	)

Macros

Functions