GPU Profile Selector - GNOME Shell Extension

Description

A GNOME Shell extension that provides an easy way to switch between GPU profiles on Nvidia Optimus systems (i.e. laptops with Intel + Nvidia or AMD + Nvidia configurations) in a few clicks. This extension is a graphical interface for envycontrol.

GNOME 43+ (Quick Settings)	GNOME 42 or below (Top Bar)

Dependencies

• pkexec
• envycontrol (make sure to have EnvyControl installed globally!)

Installation

GNOME Extensions website

• Install all the dependencies
• Enable extension in the official GNOME Extensions store

AUR

• AUR link: gnome-shell-extension-gpu-profile-selector-git

Manual

• Install all the dependencies
• Clone this repo:
  • GNOME 43 or above:

  git clone https://github.com/LorenzoMorelli/GPU_profile_selector.git ~/.local/share/gnome-shell/extensions/GPU_profile_selector@lorenzo9904.gmail.com
  

  • GNOME 42 or below:

  git clone --depth 1 --branch gnome-42-or-below https://github.com/LorenzoMorelli/GPU_profile_selector.git ~/.local/share/gnome-shell/extensions/GPU_profile_selector@lorenzo9904.gmail.com
  

• Compile the settings schema:

  glib-compile-schemas ~/.local/share/gnome-shell/extensions/GPU_profile_selector@lorenzo9904.gmail.com/schemas/
  

Debugging and packaging

Viewing logs

journalctl -f -o cat /usr/bin/gnome-shell

Debugging with Wayland

• To show all messages:

export G_MESSAGES_DEBUG=all

• To set window size:

export MUTTER_DEBUG_DUMMY_MODE_SPECS=1366x768

• To open a new Wayland session in a window:

dbus-run-session -- gnome-shell --nested --wayland

Compiling settings schema

glib-compile-schemas /path/to/extension/GPU_profile_selector@lorenzo9904.gmail.com/schemas/

Packaging the extension for GNOME Extensions website

gnome-extensions pack GPU_profile_selector@lorenzo9904.gmail.com \
--extra-source="LICENSE" \
--extra-source="img" \
--extra-source="ui" \
--extra-source="lib"

TODO

• Add setting to choose shell path.
• If restart prompt is canceled, then re-query the current state from envycontrol.
• Detect if envycontrol is not installed instead of prompting a restart popup in any case.