All,

I was working with Eric for about 8 hours yesterday trying to make P8 work
on my machine before he released the Beta.  We never could make it work in
DirectX.  After reading Bob's post on running fftw_wisdom.exe I gave it a
try.  My system now runs in DirectX without error, I can't make it fail.

I am running a Dell Dimension 8400, 3.4 gHz Pentium, hyperthreading, 1 gB
RAM, D44, and ATI X300SE graphics.

Go figure!

Bob K5KDN

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] Behalf Of Robert McGwier
Sent: Saturday, December 17, 2005 2:46 PM
To: Ahti Aintila
Cc: [email protected]
Subject: Re: [Flexradio] Beta 8, DirectX, new AGC, use of FFTW3


Ahti:

Some got a Christmas present and some got coal in their stockings!  You
must have been a good boy this year!

Anyway,  it is a start.  Eric has a long way to go on the directX and I
can tell you from watching his pain that it is a real bear.  Doing the
waterfall and histogram in directX has been accompanied by several
abortive attempts.  It is just very hard in dealing with these Microsoft
hidden toys.

The FFTW3 is a real win BUT EVERYONE, please run fftw_wisdom.  It is
more important with FFTW3 and than with FFTW2.  Run it in the directory
where you found it upon installation.  It will deposit a file
(fftw_wisdom) in the directory.  This file should be in the same
directory as the .dll files and the database.  fftw_wisdom should be run
under the same conditions PowerSDR will be running under.  If you have
email, browsers, etc. open, the run fftw_wisdom under the same conditions.

73's and thanks for the good news.  The ATI Radeon's seem to be mostly
solid with this directX implementation.

Bob



Ahti Aintila wrote:

> Bob,
>
> With the changes in Preview 8 the good RX of the SDR-1000 is
> now GREAT! My system is: Pentium 4, 3.2 GHz, 1024 MB DDR, XP
> Pro SP2, Radeon 9550 256 MB, w/RFE, Waveterminal 192X, WDM-KS,
> USB-to-PIO.
>
> The CPU loadings are:
> - Display off 3.9%
> - Spectrum 5 FPS 4.7%
> - Spectrum 15 FPS 6.3%
>
> Well done! Thanks for this Christmas present,
> 73, Ahti OH2RZ
>
>
>


--
Laziness is the number one inspiration for ingenuity.  Guilty as charged!


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