sll_t_fft Type Reference

Type for FFT plan in SeLaLib. More...

Collaboration diagram for sll_t_fft:

Private Attributes
logical	normalized
	Boolean telling whether or not values of the FFT should be normalized by problem_shape. More...
integer(kind=i32)	direction
	Direction of the FFT, either sll_p_fft_forward (negative sign in exponential) or sll_p_fft_backward (positive sign in exponential) More...
integer(kind=i32)	problem_rank
	Dimension of FFT. More...
integer(kind=i32), dimension(:), allocatable	problem_shape
	Array of size problem_rank specifying the number of points along each dimension. More...
complex(kind=f64), dimension(:), allocatable, private	scratch
	Scratch data to simulate r2r for not FFTW_F2003. More...
integer(kind=i32), private	transform_type
	Type of the transform. Use for assertion to make sure execution is called of the same type as fft object was initialized for. More...

Detailed Description

Type for FFT plan in SeLaLib.

Definition at line 123 of file sll_m_fft_fftw3.F90.

Member Data Documentation

direction

integer(kind=i32) direction

private

Direction of the FFT, either sll_p_fft_forward (negative sign in exponential) or sll_p_fft_backward (positive sign in exponential)

Definition at line 127 of file sll_m_fft_fftw3.F90.

normalized

logical normalized

private

Boolean telling whether or not values of the FFT should be normalized by problem_shape.

Definition at line 126 of file sll_m_fft_fftw3.F90.

problem_rank

integer(kind=i32) problem_rank

private

Dimension of FFT.

Definition at line 128 of file sll_m_fft_fftw3.F90.

problem_shape

integer(kind=i32), dimension(:), allocatable problem_shape

private

Array of size problem_rank specifying the number of points along each dimension.

Definition at line 129 of file sll_m_fft_fftw3.F90.

scratch

complex(kind=f64), dimension(:), allocatable, private scratch

private

Scratch data to simulate r2r for not FFTW_F2003.

Definition at line 131 of file sll_m_fft_fftw3.F90.

transform_type

integer(kind=i32), private transform_type

private

Type of the transform. Use for assertion to make sure execution is called of the same type as fft object was initialized for.

Definition at line 132 of file sll_m_fft_fftw3.F90.