fftw3_lib Module Reference

Data Types
interface	fftw_alloc
interface	fftw_dealloc

Functions/Subroutines
subroutine, public	fftw3_do_cleanup (wisdom_file, ionode)
	...
subroutine, public	fftw3_do_init (wisdom_file, plan_style)
	...
subroutine, public	fftw3_get_lengths (data, max_length)
	...
subroutine, public	fftw3_create_plan_3d (plan, zin, zout)
	...
subroutine, public	fftw33d (plan, scale, zin, zout, stat)
	...
subroutine, public	fftw3_create_plan_1d (plan, zin, zout)
	...
subroutine, public	fftw3_destroy_plan (plan)
	...
subroutine, public	fftw31dm (plan, zin, zout, scale, stat)
	...

Function/Subroutine Documentation

fftw3_do_cleanup()

subroutine, public fftw3_lib::fftw3_do_cleanup	(	character(len=*), intent(in)	wisdom_file,
		logical	ionode )

...

Parameters

wisdom_file	...
ionode	...

Definition at line 195 of file fftw3_lib.F.

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fftw3_do_init()

subroutine, public fftw3_lib::fftw3_do_init	(	character(len=*), intent(in)	wisdom_file,
		integer, intent(in)	plan_style )

...

Parameters

wisdom_file

...

Definition at line 238 of file fftw3_lib.F.

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fftw3_get_lengths()

subroutine, public fftw3_lib::fftw3_get_lengths	(	integer, dimension(*)	data,
		integer, intent(inout)	max_length )

...

Parameters

DATA	...
max_length	...

History

JGH 23-Jan-2006 : initial version Adapted for new interface IAB 09-Jan-2009 : Modified to cache plans in fft_plan_type (c) The Numerical Algorithms Group (NAG) Ltd, 2009 on behalf of the HECToR project IAB 09-Oct-2009 : Added OpenMP directives to 1D FFT, and planning routines (c) The Numerical Algorithms Group (NAG) Ltd, 2009 on behalf of the HECToR project IAB 11-Sep-2012 : OpenMP parallel 3D FFT (Ruyman Reyes, PRACE)

Author

JGH

Definition at line 313 of file fftw3_lib.F.

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fftw3_create_plan_3d()

subroutine, public fftw3_lib::fftw3_create_plan_3d	(	type(fft_plan_type), intent(inout)	plan,
		complex(kind=dp), dimension(*), intent(inout)	zin,
		complex(kind=dp), dimension(*), intent(inout)	zout )

...

Parameters

plan	...
zin	...
zout	...

Definition at line 722 of file fftw3_lib.F.

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fftw33d()

subroutine, public fftw3_lib::fftw33d	(	type(fft_plan_type), intent(in)	plan,
		real(kind=dp), intent(in)	scale,
		complex(kind=dp), dimension(*), intent(inout), target	zin,
		complex(kind=dp), dimension(*), intent(inout), target	zout,
		integer, intent(out)	stat )

...

Parameters

plan	...
scale	...
zin	...
zout	...
stat	...

Definition at line 953 of file fftw3_lib.F.

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fftw3_create_plan_1d()

subroutine, public fftw3_lib::fftw3_create_plan_1d	(	type(fft_plan_type), intent(inout)	plan,
		complex(kind=dp), dimension(*), intent(in)	zin,
		complex(kind=dp), dimension(*), intent(in)	zout )

...

Parameters

plan	...
zin	...
zout	...

Definition at line 1043 of file fftw3_lib.F.

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fftw3_destroy_plan()

subroutine, public fftw3_lib::fftw3_destroy_plan

(

type(fft_plan_type), intent(inout)

plan

)

...

Parameters

plan

...

Definition at line 1118 of file fftw3_lib.F.

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fftw31dm()

subroutine, public fftw3_lib::fftw31dm	(	type(fft_plan_type), intent(in)	plan,
		complex(kind=dp), dimension(*), intent(inout), target	zin,
		complex(kind=dp), dimension(*), intent(inout), target	zout,
		real(kind=dp), intent(in)	scale,
		integer, intent(out)	stat )

...

Parameters

plan	...
zin	...
zout	...
scale	...
stat	...

Definition at line 1154 of file fftw3_lib.F.

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