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diff --git a/meta-agl-flutter/README.md b/meta-agl-flutter/README.md index 58dcf95b..24929ccd 100644 --- a/meta-agl-flutter/README.md +++ b/meta-agl-flutter/README.md @@ -29,6 +29,54 @@ This builds AGL demo image that includes Flutter runtime={debug,profile,release} * includes SSH server * live debugging/profiling with target via host +## Useful Notes + +flutter-auto runs as user `agl-driver`. After logging in as root you can delete password for `agl-driver`: +``` +# passwd -d agl-driver +``` + +To track flutter-auto output: +``` +# journalctl -ex -u flutter-homescreen -f +``` + +To view available Flutter programs in OS image: +``` +ls -la /usr/share/flutter +``` + +To change Flutter program that runs on boot edit this file: +``` +# vi /usr/lib/systemd/system/flutter-homescreen.service +``` + +To change device to run Gallery on reboot edit flutter-homescreen.service to: +``` +ExecStart=/usr/bin/flutter-auto --b=/usr/share/flutter/gallery/${FLUTTER_VERSION}/${FLUTTER_RUNTIME} --j=/usr/share/flutter/flutter-homescreen.json --xdg-shell-app-id=homescreen +``` +To enable experimental impeller support edit flutter-homescreen.service adding --enable-impeller: +``` +ExecStart=/usr/bin/flutter-auto --b=/usr/share/flutter/gallery/${FLUTTER_VERSION}/${FLUTTER_RUNTIME} --j=/usr/share/flutter/flutter-homescreen.json --xdg-shell-app-id=homescreen --enable-impeller +``` + +After edits either run: +``` +# systemctl daemon-reload +# systemctl restart flutter-homescreen +``` +or +``` +# reboot +``` + +Collecting a stack trace for flutter-auto +``` +# systemctl stop flutter-auto +# export SPDLOG_LEVEL=trace +# export XDG_RUNTIME_DIR=/run/user/1001/ +# gdb --args flutter-auto --b=/usr/share/flutter/gallery/<flutter version>/release/ --j=/usr/share/flutter/flutter-homescreen.json --xdg-shell-app-id=homescreen +``` ## Flutter Engine SDK |