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fft_prep.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <fft_prep.h>
#include <fft99.h>
#include <earthworm.h>

Go to the source code of this file.

Functions

int makeTrigs (FACT *this)
void fftPrepDebug (int level)
long buildFacList (long new_nfft)
long prepFFT (long n, FACT **pf)
void printFacList ()
void trimFacList (long n)

Variables

long last_nfft = 1
FACTfft_list = (FACT *)NULL
int prime [3] = {2, 3, 5}
int Debug = 0


Function Documentation

long buildFacList long    new_nfft
 

Definition at line 56 of file fft_prep.c.

References Debug, _FACT::fact_power, fft_list, last_nfft, logit(), N_RADIX, _FACT::next, _FACT::nfft, prime, and printFacList().

Referenced by prepFFT().

void fftPrepDebug int    level
 

Definition at line 37 of file fft_prep.c.

References Debug.

int makeTrigs FACT   this [static]
 

Definition at line 237 of file fft_prep.c.

References fftfax(), _FACT::ifax, _FACT::nfft, and _FACT::trigs.

Referenced by prepFFT().

long prepFFT long    n,
FACT **    pf
 

Definition at line 169 of file fft_prep.c.

References buildFacList(), fft_list, last_nfft, and makeTrigs().

Referenced by convertWave(), gma(), and respLen().

void printFacList  
 

Definition at line 198 of file fft_prep.c.

References fft_list, and logit().

Referenced by buildFacList().

void trimFacList long    n
 

Definition at line 214 of file fft_prep.c.

References fft_list, and last_nfft.


Variable Documentation

int Debug = 0 [static]
 

Definition at line 28 of file fft_prep.c.

Referenced by buildFacList(), and fftPrepDebug().

FACT* fft_list = (FACT *)NULL [static]
 

Definition at line 26 of file fft_prep.c.

Referenced by buildFacList(), prepFFT(), printFacList(), and trimFacList().

long last_nfft = 1 [static]
 

Definition at line 25 of file fft_prep.c.

Referenced by buildFacList(), prepFFT(), and trimFacList().

int prime[3] = {2, 3, 5} [static]
 

Definition at line 27 of file fft_prep.c.

Referenced by buildFacList().


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