127 lines
3.7 KiB
Nix
127 lines
3.7 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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let
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steam_rpcs3 = pkgs.writeScriptBin "steam_rpcs3" ''
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export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:${pkgs.libglvnd}/lib"
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exec ${pkgs.rpcs3}/bin/rpcs3 "''${@}"
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'';
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rpcs3_config_yaml = settingsFormat.generate "config.yml" config.me.rpcs3.config;
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settingsFormat = pkgs.formats.yaml { };
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in
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{
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imports = [ ];
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options.me = {
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rpcs3.enable = lib.mkOption {
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type = lib.types.bool;
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default = false;
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example = true;
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description = "Whether we want to install rpcs3.";
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};
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rpcs3.config = lib.mkOption rec {
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apply = lib.recursiveUpdate default;
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inherit (settingsFormat) type;
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default = {
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Core = {
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"Use LLVM CPU" = "znver2";
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};
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VFS = {
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"Enable /host_root/" = false;
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};
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Video = {
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"Write Color Buffers" = true;
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VSync = true;
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"Performance Overlay" = {
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Enabled = false;
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};
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};
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Miscellaneous = {
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"Pause emulation on RPCS3 focus loss" = true;
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"Start games in fullscreen mode" = true;
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"Pause Emulation During Home Menu" = false; # true makes the home menu slow
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};
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};
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example = null;
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description = "RPCS3's config.yml in nix form.";
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};
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};
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config = lib.mkIf config.me.rpcs3.enable (
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lib.mkMerge [
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(lib.mkIf config.me.graphical {
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home.packages = with pkgs; [
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rpcs3
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steam_rpcs3
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];
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home.file.".config/rpcs3/config.yml" = lib.mkIf (config.me.rpcs3.config != null) {
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source = rpcs3_config_yaml;
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};
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home.file.".config/rpcs3/GuiConfigs/CurrentSettings.ini" = {
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source = ./files/CurrentSettings.ini;
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};
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me.persist.directories = [
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".config/rpcs3/games" # Location of ROMs.
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".config/rpcs3/dev_hdd0"
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".config/rpcs3/dev_hdd1"
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".config/rpcs3/savestates"
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".config/rpcs3/dev_usb000"
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".config/rpcs3/dev_flash" # Seems to be where the firmware is installed.
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".config/rpcs3/input_configs" # Controller config.
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".config/rpcs3/Icons" # Game icons.
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];
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me.persist.files = [
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".config/rpcs3/GuiConfigs/persistent_settings.dat" # play times and recently played
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];
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me.state.directories = [ ".cache/rpcs3" ];
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nixpkgs.overlays = [
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(
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final: prev:
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let
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optimizeWithFlags =
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pkg: flags:
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pkg.overrideAttrs (old: {
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NIX_CFLAGS_COMPILE = [ (old.NIX_CFLAGS_COMPILE or "") ] ++ flags;
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});
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original_package =
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if config.me.optimizations.enable then
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(optimizeWithFlags prev.rpcs3 [
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"-march=znver2"
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"-mtune=znver2"
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])
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else
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prev.rpcs3;
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in
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{
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rpcs3 = pkgs.buildEnv {
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name = prev.rpcs3.name;
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paths = [
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(config.lib.nixGL.wrap original_package)
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];
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extraOutputsToInstall = [
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"man"
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"doc"
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"info"
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];
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# We have to use 555 instead of the normal 444 here because the .desktop file ends up inside $HOME on steam deck and desktop files must be either not in $HOME or must be executable, otherwise KDE Plasma refuses to execute them.
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postBuild = ''
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chmod 0555 $out/share/applications/rpcs3.desktop
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'';
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};
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}
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)
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];
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})
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]
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);
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}
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