FFTPlan2D Struct Reference

Separable 2D complex FFT plan built from row and column 1D plans. More...

#include <fft_plan.h>

Collaboration diagram for FFTPlan2D:

Public Attributes
size_t	rows
size_t	cols
size_t	row_stride
size_t	col_stride
size_t	scratch_len
FFTPlan	row_plan
FFTPlan	col_plan
double complex *	scratch_in
double complex *	scratch_out

Detailed Description

Separable 2D complex FFT plan built from row and column 1D plans.

The plan owns its nested row/column plans and temporary row/column scratch buffers until fft_plan2d_destroy() is called.

Member Data Documentation

col_plan

FFTPlan FFTPlan2D::col_plan

Reusable column transform plan.

col_stride

size_t FFTPlan2D::col_stride

Element stride between adjacent columns.

cols

size_t FFTPlan2D::cols

Number of columns in the logical transform.

row_plan

FFTPlan FFTPlan2D::row_plan

Reusable row transform plan.

row_stride

size_t FFTPlan2D::row_stride

Element stride between adjacent rows.

rows

size_t FFTPlan2D::rows

Number of rows in the logical transform.

scratch_in

double complex* FFTPlan2D::scratch_in

Owned temporary input line buffer.

scratch_len

size_t FFTPlan2D::scratch_len

Element capacity of row/column scratch buffers.

scratch_out

double complex* FFTPlan2D::scratch_out

Owned temporary output line buffer.

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

• fft_plan.h