Description
A package to compute Discrete Fourier Transforms of 1-, 2- and 3- dimensional sequences of length (2^p)*(3^q)*(5^r).
Package
Files
dzfft2d.f : 2-D real-to-complex FFT routine dzfft3d.f : 3-D real-to-complex FFT routine fft235.f : Radix-2,3,4,5 and 8 FFT routine kernel.f : Radix-2,3,4,5 and 8 FFT kernel routine mfft235.f : Radix-2,3,4,5 and 8 multiple FFT routine param.h : Header file for parameters readme.txt : Readme file vzfft1d.f : 1-D complex FFT routine (for vector machines) vzfft2d.f : 2-D complex FFT routine (for vector machines) vzfft3d.f : 3-D complex FFT routine (for vector machines) zdfft2d.f : 2-D complex-to-real FFT routine zdfft3d.f : 3-D complex-to-real FFT routine zfft1d.f : 1-D complex FFT routine zfft2d.f : 2-D complex FFT routine zfft3d.f : 3-D complex FFT routine tests/ : Test Directory Makefile : Makefile for test programs Makefile.vec : Makefile for test programs (for vector machines) rspeed2d.f : Speed test program for dzfft2d rspeed3d.f : Speed test program for dzfft3d rtest2d.f : Test program for dzfft2d rtest3d.f : Test program for dzfft3d speed1d.f : Speed test program for zfft1d speed2d.f : Speed test program for zfft2d speed3d.f : Speed test program for zfft3d test1d.f : Test program for zfft1d test2d.f : Test program for zfft2d test3d.f : Test program for zfft3d mpi/ : MPI version Directory pdzfft2d.f : Parallel 2-D real-to-complex FFT routine pdzfft3d.f : Parallel 3-D real-to-complex FFT routine pvzfft1d.f : Parallel 1-D complex FFT routine (for vector machines) pvzfft2d.f : Parallel 2-D complex FFT routine (for vector machines) pvzfft3d.f : Parallel 3-D complex FFT routine (for vector machines) pzdfft2d.f : Parallel 2-D complex-to-real FFT routine pzdfft3d.f : Parallel 3-D complex-to-real FFT routine pzfft1d.f : Parallel 1-D complex FFT routine pzfft2d.f : Parallel 2-D complex FFT routine pzfft3d.f : Parallel 3-D complex FFT routine pzfft3dv.f : Parallel 3-D complex FFT routine (with 2-D decomposition) mpi/tests/ : MPI version Test Directory Makefile : Makefile for test programs Makefile.vec : Makefile for test programs (for vector machines) prspeed2d.f : Speed test program for pdzfft2d prspeed3d.f : Speed test program for pdzfft3d prtest2d.f : Test program for pdzfft2d and pzdfft2d prtest3d.f : Test program for pdzfft3d and pzdfft3d pspeed1d.f : Speed test program for pzfft1d pspeed2d.f : Speed test program for pzfft2d pspeed3d.f : Speed test program for pzfft3d pspeed3dv.f : Speed test program for pzfft3dv ptest1d.f : Test program for pzfft1d ptest2d.f : Test program for pzfft2d ptest3d.f : Test program for pzfft3d ptest3dv.f : Test program for pzfft3dv
Description
This is a Fortran program of a DIF extended split-radix FFT.
File
Copyright(C) 2000-2004,2008-2011 Daisuke Takahashi (e-mail: daisuke[at]cs.tsukuba.ac.jp or ffte[at]ffte.jp)
You may use, copy, modify this code for any purpose (include commercial use) and without fee. You may distribute this ORIGINAL package.