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Re: Inconsistency displaying IDLgrROI [message #59916 is a reply to message #59787] Fri, 11 April 2008 07:58 Go to previous message
wtt is currently offline  wtt
Messages: 8
Registered: March 2008
Junior Member
rtowler@gmail.com wrote:

> On Apr 10, 10:24 am, Bill Triplett wrote:
>
>> Does anyone what would cause this behavior? I am somewhat new to object
>> graphics, but am learning quickly.
>
> Just a guess, but remove the ALPHA_CHANNEL keyword. Does that make a
> difference?

Hi Rick,

No, that didn't make a difference. Interestingly enough, the exported
image from xobjview looks correct, while a "screen shot" of the window
shows the incorrect display.

Here are examples. I hope that they are illustrative of what's
happening. There are four distinct ROIs there, but they are being joined
by zig-zagged lines.

The way it should look (and does over VNC and as an exported image from
xobjview)

http://img237.imageshack.us/my.php?image=rightih2.png

The way it looks on the monitor

http://img376.imageshack.us/my.php?image=wronghg6.png

Could this be a quirk of the operating system or video hardware?

Thanks again,
Bill
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