58 lines
1.5 KiB
Bash
Executable File
58 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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# HDMI Mnitor dunkler machen
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uservalue=$1
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echo Helligkeit [0-9]: $uservalue
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if [ $uservalue ]
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then
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echo "xrandr --output HDMI-1 --brightness 0.$uservalue"
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xrandr --output HDMI-1 --brightness "0.$uservalue"
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else
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#Erst den aktuellen wert ermitteln
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xrandr=`xrandr --verbose | grep Brightness: | tr '\n' ' ' | tr -d ' '| tr -d '\t'`
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xrandr=${xrandr:25}
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## Achtung, das hier sind nur Stringvergleiche, keine Fließkommaberechnung!
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if [[ $xrandr = 1.0 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 0.9"
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xrandr --output HDMI-1 --brightness 0.9
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fi
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if [[ $xrandr = 0.90 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 0.80"
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xrandr --output HDMI-1 --brightness 0.80
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fi
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if [[ $xrandr = 0.80 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 0.70"
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xrandr --output HDMI-1 --brightness 0.70
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fi
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if [[ $xrandr = 0.70 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 0.60"
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xrandr --output HDMI-1 --brightness 0.60
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fi
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if [[ $xrandr = 0.60 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 0.50"
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xrandr --output HDMI-1 --brightness 0.50
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fi
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if [[ $xrandr = 0.50 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 0.40"
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xrandr --output HDMI-1 --brightness 0.40
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fi
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if [[ $xrandr = 0.40 ]]
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then
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echo "xrandr --output HDMI-1 --brightness 1.0"
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xrandr --output HDMI-1 --brightness 1.0
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fi
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#Laptop display bleibt unberührt
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#xrandr --output LVDS-1 --brightness 1
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fi
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