xrandr - Multiple monitors, one rotated, mouse can disappear into non-desktop space

[Ryan Felder]

Felix, your observation solved it!

All I had to do was xrandr --output HDMI2 --pos 1200x538

Now that the monitors are directly touching in X, the mouse boundaries work
perfectly. Thank you!

On Tue, May 2, 2017 at 12:10 PM, Ryan Felder <rfelder at cyc.com> wrote:

> I can't seem to find any mention of this elsewhere. I have two monitors on
> a machine, the primary is portrait, the secondary is landscape. I can
> 'lose' my mouse in the empty space above my landscape monitor.
>
> If I have two monitors of different sizes, but no rotation, the mouse
> stops at the screen border where I would expect, preventing me from losing
> my mouse, but this functionality does not appear to be preserved when
> rotation is the cause of the different sized monitors.
>
> I cannot seem to find any xrandr setting to address this. I am running
> Ubuntu 16.04, Elementary/Pantheon desktop environment. My xrandr output is
> below. Is there anything I can do to fix this?
>
> Screen 0: minimum 8 x 8, current 3125 x 1920, maximum 32767 x 32767
> DP1 disconnected (normal left inverted right x axis y axis)
> DP2 disconnected (normal left inverted right x axis y axis)
> HDMI1 connected primary 1200x1920+0+0 left (normal left inverted right x
> axis y axis) 520mm x 320mm
>    1920x1200     59.95*+
>    1920x1080     60.00
>    1600x1200     60.00
>    1680x1050     59.88
>    1280x1024     60.02
>    1280x960      60.00
>    1024x768      60.00
>    800x600       60.32
>    640x480       59.94
>    720x400       70.08
> HDMI2 connected 1920x1200+1205+538 (normal left inverted right x axis y
> axis) 520mm x 320mm
>    1920x1200     59.95*+
>    1920x1080     60.00
>    1600x1200     60.00
>    1680x1050     59.88
>    1280x1024     60.02
>    1280x960      60.00
>    1024x768      60.00
>    800x600       60.32
>    640x480       59.94
>    720x400       70.08
> VGA1 disconnected (normal left inverted right x axis y axis)
> VIRTUAL1 disconnected (normal left inverted right x axis y axis)
>
>
>
>


-- 
Ryan Felder
Systems Administrator

p: 512-342-4048
e: rfelder at cyc.com
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