dotfiles

commit 6b28ed443db959b4d031f983637ec0f251fba428
parent d562a190ab71ccecf6e292ffecb39ed3b3e3bc86
Author: Alex Balgavy <a.balgavy@gmail.com>
Date:   Sat, 28 Sep 2019 14:05:35 -0400

xrandr-brightness: preserve gamma

Former-commit-id: c44bc1ca10cc272856afec9f484428a9cb3700ab
Diffstat:
M
scripts/xrandr-brightness
 | 
11
++++++++---

1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/scripts/xrandr-brightness b/scripts/xrandr-brightness
@@ -1,14 +1,19 @@
 #!/bin/sh
 if [ "$1" = "up" ]; then
   brightness="$(xrandr --verbose |grep Brightness |grep -o '[0-9].*')"
+  gamma="$(xrandr --verbose | grep Gamma | tr -d ' \t\n' |  awk -F: '{ printf "%f:%f:%f", 1/$2, 1/$3, 1/$4 }')"
   if  ! [ "$brightness" = "1.0" ]; then
-    xrandr --output LVDS-0 --brightness $(echo "$brightness 0.05" | awk '{printf "%f", $1 + $2}')
+    xrandr --output LVDS-0 --gamma "$gamma" --brightness $(echo "$brightness 0.05" | awk '{printf "%f", $1 + $2}')
   fi
 elif [ "$1" = "down" ]; then
   brightness="$(xrandr --verbose |grep Brightness |grep -o '[0-9].*')"
+  gamma="$(xrandr --verbose | grep Gamma | tr -d ' \t\n' |  awk -F: '{ printf "%f:%f:%f", 1/$2, 1/$3, 1/$4 }')"
   if  ! [ "$brightness" = "0.0" ]; then
-    xrandr --output LVDS-0 --brightness $(echo "$brightness 0.05" | awk '{printf "%f", $1 - $2}')
+    xrandr --output LVDS-0 --gamma "$gamma" --brightness $(echo "$brightness 0.05" | awk '{printf "%f", $1 - $2}')
   fi
 elif [ "$1" = "gamma" ]; then
-  xrandr --output LVDS-0 --gamma "$2"
+  brightness="$(xrandr --verbose |grep Brightness |grep -o '[0-9].*')"
+  xrandr --output LVDS-0 --gamma "$2" --brightness "$brightness"
+else
+  echo "up, down, gamma r:g:b"
 fi