<AWT Dev> <AWT dev>[9] Review request for 8022810: Cannot list all the available display modes on Ubuntu linux in case of two screen devices

Sergey Bylokhov Sergey.Bylokhov at oracle.com
Tue May 31 15:54:45 UTC 2016

On 31.05.16 18:49, Semyon Sadetsky wrote:
>> Can you please provide the output of the test from the CR before/after
>> the fix on your system?
> it is not necessary. You can run the provided test before and the fix
> and see that the list returned by getDisplayModes() is identical to
> xrandr output for any screen number on linux. There is nothing else to
> prove for this bug fix.

I cannot do that because I have no multi-monitor linux configuration. 
And you mentioned that on you system the output is different from what 
was added to the bug description. So provide it here or add as a comment 
to JBS.

>>>> ============================
>>>> Compile and run it on a system with two displays. Here is output when
>>>> both display are switched on (note: only current resolutions are
>>>> listed):
>>>> Device: X11GraphicsDevice[screen=0]
>>>> Resolutions:
>>>> 966x1280
>>>> Device: X11GraphicsDevice[screen=1]
>>>> Resolutions:
>>>> 920x1280
>>>> ============================
>>>> Then try to switch one of the displays (e.g., System
>>>> Settings->Displays etc.) off and run the test again. The test output
>>>> looks like:
>>>> Device: X11GraphicsDevice[screen=0]
>>>> Resolutions:
>>>> 966x1280
>>>> 960x1280
>>>> 768x1024
>>>> 600x800
>>>> 480x640
>>>> ============================
>>>>>> the list of supported modes changed and my question was: what happens
>>>>>> when these modes will be passed to setDisplayMode() (of course modes
>>>>>> and setDisplayMode should be from one GraphicsDevice object).
>>>>> the same as before the fix.
>>>>> ---
>>>>> Do you see any other concerns to the fix?

Best regards, Sergey.

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