Date: Sat, 13 Apr 2002 11:27:35 -0700 From: Karl Cunningham <karlc@..........> Subject: Re: WinSDR display anomaly (very minor)
Thanks, Larry. It's not enough of a deal to worry about.
Karl
--On Saturday, April 13, 2002 00:05 -0700 Larry Cochrane
<cochrane@..............> wrote:
> Karl,
>
> It's not a problem with the Y-Scale. The problem is with the code the
> displays the history information. I'm using a technique that draws the
> data faster on the screen by averaging the data. This produces a trace
> that's just a little different then the trace that displays the real-time
> data as it comes in. I'm not sure I can do anything about this problem
> unless I rewrite how WinSDR draws historical data on the screen. I'll put
> it on the todo list....
>
> -Larry
>
> ----- Original Message -----
> From: "Karl Cunningham" <karlc@..........>
> To: <winsdr@..............>
> Sent: Friday, April 12, 2002 6:58 PM
> Subject: WinSDR display anomaly (very minor)
>
>
>> Larry, and others --
>>
>> I've noticed that if I keep WinSDSR minimized for a while (more than the
>> period of one line), then maximize it, the background noise on traces
>> redrawn from data on disk is a little bit less than on traces drawn after
>> the window was maximized. It seems like the Y scale factor is a bit less
>> when drawing traces from disk than when drawing traces in real time. The
>> difference isn't very much, and in fact may only amount to a few pixels.
>>
>> I know this is nit-picking, but I thought I'd throw it out in case Larry
>> gets bored. ;)
>>
>> Karl Cunningham
>>
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