X Display Manipulation: Difference between revisions
From Leo's Notes
This page was last edited on 6 March 2017, at 00:15.
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xrandr dual head |
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To have it initialize when X starts, you could try putting that line in {{code|/etc/gdm/Init/Default}} | To have it initialize when X starts, you could try putting that line in {{code|/etc/gdm/Init/Default}} | ||
== Dual-head Displays == | |||
If for some reason your dual-head configuration isn't being saved properly, you can use {{code|xrandr}} to adjust the screens as part of a login-script. | |||
Something along the lines of: | |||
{{highlight|lang=terminal|code= | |||
# xrandr --output DVI-1-0 --mode 1920x1080 --primary \ | |||
--output DisplayPort-1-2 --mode 1920x1080 --right-of DVI-1-0 \ | |||
--output HDMI1 --mode 1920x1080 --same-as DisplayPort-1-2 | |||
}} | |||
== Turn On / Off Screen == | == Turn On / Off Screen == | ||
To turn on: | To turn on: | ||
{{highlight|lang=terminal|code= | {{highlight|lang=terminal|code= | ||
Revision as of 00:15, 6 March 2017
Rotate Screen
Try:
$ xrandr -o left
To have it initialize when X starts, you could try putting that line in /etc/gdm/Init/Default
Dual-head Displays
If for some reason your dual-head configuration isn't being saved properly, you can use xrandr to adjust the screens as part of a login-script.
Something along the lines of:
# xrandr --output DVI-1-0 --mode 1920x1080 --primary \
--output DisplayPort-1-2 --mode 1920x1080 --right-of DVI-1-0 \
--output HDMI1 --mode 1920x1080 --same-as DisplayPort-1-2
Turn On / Off Screen
To turn on:
$ xset dpms force on
To turn off:
$ xset dpms force off