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Date:      Sat,  1 Aug 1998 12:44:23 +0200 (CEST)
From:      Malte Lance <malte.lance@gmx.net>
To:        Stephen Hocking-Senior Programmer PGS Tensor Perth <shocking@prth.pgs.com>
Cc:        hackers@FreeBSD.ORG
Subject:   Re: Fast FFT routines with source?
Message-ID:  <13762.61682.42402.946437@neuron.webmore.de>
In-Reply-To: <199808010637.OAA04884@ariadne.tensor.pgs.com>
References:  <199808010637.OAA04884@ariadne.tensor.pgs.com>

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Stephen Hocking-Senior Programmer PGS Tensor Perth writes:
 > I'm part way through porting this company's seismic data processing code to 
 > FreeBSD and have got most things sorted out except for the fact that there 
 > doesn't seem to be any carefully optimised fft routines available. I do have 
 > the  fftpack as found in ports, but I was wondering if there was anything 
 > faster than taht available with source.

Have a look at fftw:
http://theory.lcs.mit.edu/~fftw/

 > 
 > Oh, and if anyone knows where to find the source of X widgets that'll display 
 > seismic traces, power spectrums and the like, I'd be most grateful.

Have a look at geomview. It's in the ports-collection.

Malte.

 > 
 > 
 > 	Stephen
 > -- 
 >   The views expressed above are not those of PGS Tensor.
 > 
 >     "We've heard that a million monkeys at a million keyboards could produce
 >      the Complete Works of Shakespeare; now, thanks to the Internet, we know
 >      this is not true."            Robert Wilensky, University of California
 > 
 > 
 > 
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