Data Fields |
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int | N_total |
| | Total number of Fourier coefficients.
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int | M_total |
| | Total number of samples.
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fftwf_complex * | f_hat |
| | Vector of Fourier coefficients, size is N_total * sizeof( fftwf_complex )
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fftwf_complex * | f |
| | Vector of samples, size is M_total * sizeof( fftwf_complex )
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void(* | mv_trafo )(void *) |
| | Pointer to the own transform.
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void(* | mv_adjoint )(void *) |
| | Pointer to the own adjoint.
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int | d |
| | dimension, rank
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float * | sigma |
| | oversampling-factor
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float * | a |
| | 1 + 2*m/N1
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int * | N |
| | cut-off-frequencies
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int * | N1 |
| | sigma*N
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int * | aN1 |
| | sigma*a*N
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int | m |
| | cut-off parameter in time-domain
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float * | b |
| | shape parameters
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| int | K |
| | number of precomp.
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| int | aN1_total |
| | aN1_total=aN1[0]* ...
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nfftf_plan * | direct_plan |
| | plan for the nfft
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unsigned | nnfft_flags |
| | flags for precomputation, malloc
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int * | n |
| | n=N1, for the window function
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float * | x |
| | nodes (in time/spatial domain)
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float * | v |
| | nodes (in fourier domain)
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float * | c_phi_inv |
| | precomputed data, matrix D
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float * | psi |
| | precomputed data, matrix B
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int | size_psi |
| | only for thin B
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int * | psi_index_g |
| | only for thin B
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int * | psi_index_f |
| | only for thin B
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fftwf_complex * | F |
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float * | spline_coeffs |
| | input for de Boor algorithm, if B_SPLINE or SINC_2m is defined
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Detailed Description
Definition at line 400 of file nfft3.h.
Field Documentation
number of precomp.
uniform psi
Definition at line 400 of file nfft3.h.
| int nnfftf_plan::aN1_total |
aN1_total=aN1[0]* ...
*aN1[d-1]
Definition at line 400 of file nfft3.h.
The documentation for this struct was generated from the following file:
