68 lines
1.7 KiB
Nix
68 lines
1.7 KiB
Nix
{
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config,
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lib,
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pkgs,
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util,
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...
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}:
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# Steam game launcher and runtime integration.
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let
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cfg = config.modules.desktop.apps.steam;
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steamVrLauncher = "/home/${config.user.name}/.local/share/Steam/steamapps/common/SteamVR/bin/linux64/vrcompositor-launcher";
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in
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{
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options.modules.desktop.apps.steam = {
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enable = lib.mkEnableOption "Steam game launcher";
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vr.enable = lib.mkEnableOption "SteamVR with VRLink";
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};
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config = lib.mkIf cfg.enable (
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lib.mkMerge [
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{
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programs.gamemode.enable = true;
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programs.steam = {
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enable = true;
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package = pkgs.steam.override {
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extraEnv.STEAM_FORCE_DESKTOPUI_SCALING = "1.5";
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};
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};
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hardware.steam-hardware.enable = true;
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programs.gamescope.enable = true;
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registry.window-icon.${config.networking.hostName}.steam = {
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class = "[Ss]team";
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icon = util.glyph "f1b6";
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};
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}
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(lib.mkIf cfg.vr.enable {
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networking.firewall.allowedUDPPorts = [ 10400 ];
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programs.gamescope.capSysNice = true;
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systemd.paths.steamvr-capabilities = {
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wantedBy = [ "multi-user.target" ];
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pathConfig = {
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PathChanged = steamVrLauncher;
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Unit = "steamvr-capabilities.service";
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};
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};
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systemd.services.steamvr-capabilities = {
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wantedBy = [ "multi-user.target" ];
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path = [ pkgs.libcap ];
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script = ''
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if [ -e ${lib.escapeShellArg steamVrLauncher} ]; then
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setcap cap_sys_nice=eip ${lib.escapeShellArg steamVrLauncher}
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fi
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'';
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serviceConfig.Type = "oneshot";
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};
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})
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]
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);
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}
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