[X2Go-Commits] [live-build-x2go] 32/42: improved code to fix blank screen happening with DisplayPort and some buggy TFTs (xset q reports "Monitor is on" even though it is pitch black) - fifth attempt
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Wed Jan 24 18:11:43 CET 2018
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x2go pushed a commit to branch feature/mate-minidesktop-stretch
in repository live-build-x2go.
commit 728c2006384b9de848d8915b31e6cc4439074850
Author: Stefan Baur (BAUR-ITCS) <kontakt at baur-itcs.de>
Date: Wed Jan 17 06:35:45 2018 +0100
improved code to fix blank screen happening with DisplayPort and some buggy TFTs (xset q reports "Monitor is on" even though it is pitch black) - fifth attempt
---
.../lib/live/config/2900-x2go-thinclientconfig | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)
diff --git a/config/includes.chroot/lib/live/config/2900-x2go-thinclientconfig b/config/includes.chroot/lib/live/config/2900-x2go-thinclientconfig
index 47e0037..6e8587b 100755
--- a/config/includes.chroot/lib/live/config/2900-x2go-thinclientconfig
+++ b/config/includes.chroot/lib/live/config/2900-x2go-thinclientconfig
@@ -27,6 +27,14 @@ cat >/home/user/.xsession <<XSESSION
# Spawn PulseAudio
pulseaudio -D -n -L 'module-native-protocol-tcp port=4713' -L 'module-udev-detect' --exit-idle-time=65535 &
+# code to fix blank screen happening with DisplayPort and some buggy TFTs (xset q reports "Monitor is on" even though it is pitch black)
+if grep -q '\W*blankdpmsfix\W*' /proc/cmdline; then
+ for DISPLAYNAME in \$(xrandr | awk '\$2 == "connected" { print \$1 }') ; do
+ xrandr --output \$DISPLAYNAME --off
+ xrandr --output \$DISPLAYNAME --auto
+ done
+fi
+
# additional variable instead of "case \$(...) in", as we need the value again later on
XRANDRCMDTAINTED=\$(sed -e 's/ \([^ ]*\)=/\n\1=/g' -e 's/\([^=]["'"'"']\) /\1\n/g' -e 's/ \([^ "'"'"']\)/\n\1/g' /proc/cmdline | awk -F '=' '\$1 == "xinerama" { print \$2 }')
@@ -85,15 +93,6 @@ done
# Spawn openbox
openbox &
-# code to fix blank screen happening with DisplayPort and some buggy TFTs (xset q reports "Monitor is on" even though it is pitch black)
-if grep -q '\W*blankdpmsfix\W*' /proc/cmdline; then
- CURRENTRES=\$(xrandr | awk '\$0 ~/\*/ { print \$1}') # determine current resolution
- xrandr -s 800x600 # set low resolution to trigger TFT wakeup
- while ! [ "\$(xrandr | awk '\$0 ~/\*/ { print \$1}')" = "\$CURRENTRES" ] ; do
- xrandr -s \$CURRENTRES # restore original resolution
- done
-fi
-
# set screen background to X2Go default blue on all detected screens
xsetroot -solid "#246ed8"
--
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