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fastsum_plan_ Struct Reference
[Fast summation]

plan for fast summation algorithm More...

#include <fastsum.h>


Data Fields

int d
 number of dimensions
int N_total
 number of source knots
int M_total
 number of target knots
complex double * alpha
 source coefficients
complex double * f
 target evaluations
double * x
 source knots in d-ball with radius 1/4-eps_b/2
double * y
 target knots in d-ball with radius 1/4-eps_b/2
complex double(* kernel )(double, int, const double *)
 kernel function
double * kernel_param
 parameters for kernel function
unsigned flags
 flags precomp
complex double * pre_K
 precomputed K(x_j-y_l)
int n
 expansion degree
fftw_complex * b
 expansion coefficients
int p
 degree of smoothness of regularization
double eps_I
 inner boundary
double eps_B
 outer boundary
nfft_plan mv1
 source nfft plan
nfft_plan mv2
 target nfft plan
int Ad
 number of spline knots for nearfield computation of regularized kernel
double * Add
 spline values
fftw_plan fft_plan


Detailed Description

plan for fast summation algorithm

Definition at line 34 of file fastsum.h.


Field Documentation

unsigned fastsum_plan_::flags
 

flags precomp

and approx.type

Definition at line 52 of file fastsum.h.


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