From: "peter a. cejchan" <pac@cejchan.gli.cas.cz>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] image resampling; enjoy
Date: Tue, 16 Apr 2002 09:17:16 +0000 [thread overview]
Message-ID: <71652467.0204150026.10277157@posting.google.com> (raw)
In-Reply-To: <7adec4067480d065f73e0b67fd5ebc70@plan9.bell-labs.com>
rsc@plan9.bell-labs.com (Russ Cox) wrote in message news:<7adec4067480d065f73e0b67fd5ebc70@plan9.bell-labs.com>...
> here's a copy of the kaiser function without
> greek letters, in case your mailer destroys them.
>
> double
> kaiser(double x, double tao, double alpha)
> {
> if(fabs(x) > tao)
> return 0.;
> return i0(alpha*sqrt(1-(x*x/(tao*tao))))/i0(alpha);
> }
Yup! Yup! Yup! WoW!!!
It works! Fine!
Just for curiosity: Where does it come from? Man page says that
/sys/src/cmd/, however, nothing like that is in mine. Is it from
Release 4?
Many thanks, ( it is just another step to my complete switch to Plan
9)
++pac.
next prev parent reply other threads:[~2002-04-16 9:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-12 17:17 Russ Cox
2002-04-16 9:17 ` peter a. cejchan [this message]
-- strict thread matches above, loose matches on Subject: below --
2002-04-12 15:33 Russ Cox
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