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3.2.3 |
Data Fields | |
| int | N_total |
| Total number of Fourier coefficients. | |
| int | M_total |
| Total number of samples. | |
| fftwl_complex * | f_hat |
| Vector of Fourier coefficients, size is N_total * sizeof( fftwl_complex ) | |
| fftwl_complex * | f |
| Vector of samples, size is M_total * sizeof( fftwl_complex ) | |
| void(* | mv_trafo )(void *) |
| Pointer to the own transform. | |
| void(* | mv_adjoint )(void *) |
| Pointer to the own adjoint. | |
| int | N |
the bandwidth  | |
| long double * | x |
the nodes ![$\mathbf{x}(m) = \left(x_1,x_2\right) \in [-\frac{1}{2},\frac{1}{2}) \times [0,\frac{1}{2}]$](form_6.png) for  ,  | |
| int | t |
| the logarithm of NPT with respect to the basis 2 | |
| unsigned int | flags |
| the planner flags | |
| nfftl_plan | plan_nfft |
| the internal NFFT plan | |
| fftwl_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. | |