Add dotfiles

modules/unfree/default.nix

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+{
+  config,
+  pkgs,
+  ...
+}: {
+  imports = [
+    ./nvidia.nix
+    ./flatpak.nix
+  ];
+}

modules/unfree/flatpak.nix

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+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: {
+  # Don't like flatpak, even though it's free
+  # Only used to contain unfree packages
+  xdg.portal.enable = true;
+  xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
+  services.flatpak.enable = true;
+}

modules/unfree/nvidia.nix

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+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: {
+  # Unfree </3
+  nixpkgs = {
+    config = {
+      allowUnfreePredicate = pkg:
+        builtins.elem (lib.getName pkg) [
+          "nvidia-x11"
+          "nvidia-settings"
+          "steam"
+          "steam-original"
+          "steam-run"
+        ];
+    };
+  };
+
+  services.xserver.videoDrivers = ["nvidia"];
+
+  # environment.variables = {
+  #   GBM_BACKEND = "nvidia-drm";
+  #   LIBVA_DRIVER_NAME = "nvidia";
+  #   __GLX_VENDOR_LIBRARY_NAME = "nvidia";
+  # };
+
+  services.picom = {
+    enable = true;
+    vSync = true;
+    settings = {
+      "unredir-if-possible" = true;
+    };
+  };
+
+  programs.steam.enable = true;
+
+  hardware = {
+    opengl = {
+      # this fixes the "glXChooseVisual failed" bug, context: https://github.com/NixOS/nixpkgs/issues/47932
+      enable = true;
+      driSupport = true;
+      driSupport32Bit = true;
+    };
+
+    # optionally enable 32bit pulseaudio support if pulseaudio is enabled
+    pulseaudio.support32Bit = config.hardware.pulseaudio.enable;
+
+    nvidia = {
+      open = false;
+      modesetting.enable = true;
+      nvidiaSettings = true;
+      forceFullCompositionPipeline = true;
+
+      # powerManagement.enable = true;
+      # prime = {
+      #   reverseSync.enable = true;
+      #   # offload = {
+      #   #   enable = true;
+      #   #   enableOffloadCmd = true;
+      #   # };
+
+      #   intelBusId = "PCI:0:2:0";
+      #   nvidiaBusId = "PCI:1:0:0";
+      # };
+    };
+    
+    opengl.extraPackages = with pkgs; [nvidia-vaapi-driver];
+  };
+}

modules/unfree/prime.nix

@@ -0,0 +1,20 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: {
+  hardware.nvidia = {
+    powerManagement.enable = true;
+    prime = {
+      reverseSync.enable = true;
+      # offload = {
+      #   enable = true;
+      #   enableOffloadCmd = true;
+      # };
+
+      intelBusId = "PCI:0:2:0";
+      nvidiaBusId = "PCI:1:0:0";
+    };
+  };
+}