Excellent, excellent work! Thank you so much to both Dima and Craig! David
On Wed, Oct 30, 2013 at 6:26 PM, Craig DeForest <[email protected]>wrote: > Awesome, thanks very much Dima! This is a big step forward for FFT > usability in PDL. > > On Oct 30, 2013, at 4:05 PM, Dima Kogan <[email protected]> wrote: > > > Hi all. > > > > PDL::FFTW3 is now on CPAN: > > > > https://metacpan.org/pod/release/DKOGAN/PDL-FFTW3-0.02.1/README.pod > > > > This module is intended to be a replacement for PDL::FFT and PDL::FFTW. > > It is fast, has simple interfaces, and follows "normal" FFT conventions. > > These are similar to other numerical tools, like numpy. Specifically: > > > > - The DC component is the first entry in the transformed array > > - fft is unnormalized, ifft is normalized, so ifft(fft(x)) == x > > > > When using complex numbers this module expects a (real,imag) tuple in > > the first piddle dimension. PDL has some complex-number support in > > PDL::Complex, but PDL::FFTW3 does not use it, and I would strongly > > recommend against it. > > > > Thanks to Craig DeForest this module now has support for Alien::FFTW3, > > which makes installation easier on some operating systems. > > > > Let me know if any issues come up. > > > > Dima > > > > _______________________________________________ > > Perldl mailing list > > [email protected] > > http://mailman.jach.hawaii.edu/mailman/listinfo/perldl > > > > > _______________________________________________ > Perldl mailing list > [email protected] > http://mailman.jach.hawaii.edu/mailman/listinfo/perldl > -- "Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it." -- Brian Kernighan
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