NFFT  3.5.3
Data Fields
nfsftf_plan Struct Reference

data structure for an NFSFT (nonequispaced fast spherical Fourier transform) plan with float precision More...

#include <nfft3.h>

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Data Fields

NFFT_INT N_total
 Total number of Fourier coefficients.
 
NFFT_INT M_total
 Total number of samples.
 
fftwf_complex * f_hat
 Fourier coefficients.
 
fftwf_complex * f
 Samples.
 
void(* mv_trafo )(void *)
 Transform.
 
void(* mv_adjoint )(void *)
 Adjoint transform.
 
int N
 the bandwidth $N$
 
float * x
 the nodes $\mathbf{x}(m) = \left(x_1,x_2\right) \in [-\frac{1}{2},\frac{1}{2}) \times [0,\frac{1}{2}]$ for $m=0,\ldots, M-1$, $M \in \mathbb{N},$
 
int t
 the logarithm of NPT with respect to the basis 2
 
unsigned int flags
 the planner flags
 
nfftf_plan plan_nfft
 the internal NFFT plan
 
fftwf_complex * f_hat_intern
 Internally used pointer to spherical Fourier coefficients.
 
double MEASURE_TIME_t [3]
 Measured time for each step if MEASURE_TIME is set.
 

Detailed Description

data structure for an NFSFT (nonequispaced fast spherical Fourier transform) plan with float precision

Definition at line 559 of file nfft3.h.


The documentation for this struct was generated from the following file: