spfftpt.f File Reference

Compute fourier transform to gridpoints. More...

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Functions/Subroutines
subroutine	spfftpt (m, n, incw, incg, kmax, rlon, w, g)
	This subprogram computes a slow Fourier transform from Fourier space to a set of gridpoints.

Detailed Description

Compute fourier transform to gridpoints.

Author

Iredell

Date

96-02-20

Definition in file spfftpt.f.

Function/Subroutine Documentation

spfftpt()

subroutine spfftpt	(	integer, intent(in)	m,
		integer, intent(in)	n,
		integer, intent(in)	incw,
		integer, intent(in)	incg,
		integer, intent(in)	kmax,
		real, dimension(n), intent(in)	rlon,
		real, dimension(2*incw,kmax), intent(in)	w,
		real, dimension(incg,kmax), intent(out)	g )

This subprogram computes a slow Fourier transform from Fourier space to a set of gridpoints.

Note

This subprogram is thread-safe.

Parameters

M	Fourier wavenumber truncation
N	number of gridpoints
INCW	first dimension of the complex amplitude array (INCW >= M+1)
INCG	first dimension of the gridpoint array (INCG >= N)
KMAX	number of Fourier fields
RLON	grid longitudes in degrees
W	Fourier amplitudes
G	gridpoint values

Author

Iredell

Date

96-02-20

Definition at line 22 of file spfftpt.f.

Referenced by sptgpt(), sptgptsd(), sptgptv(), and sptgptvd().