{ config, lib, ... }: let
  inherit (lib) mkIf enabled;
in mkIf config.isDesktopNotWsl {
  # Enable OpenGL and hardware acceleration.
  hardware.graphics = enabled {
    enable32Bit = true; # Required for Steam and 32-bit applications.
  };
  # For Wayland.
  services.xserver.videoDrivers = [ "nvidia" ];
  hardware.nvidia = {
    # Enable modesetting (required for Wayland).
    modesetting.enable = true;
    powerManagement.finegrained = false;
    # Use open source kernel modules (recommended for RTX/GTX 16xx+).
    open = true;
    # Enable nvidia-settings menu.
    nvidiaSettings = true;
  };
  # Environment variables for NVIDIA on Wayland.
  environment.sessionVariables = {
    GBM_BACKEND = "nvidia-drm";
    __GLX_VENDOR_LIBRARY_NAME = "nvidia";
    WLR_NO_HARDWARE_CURSORS = "1"; # Cursor fix.
  };
  boot.kernelModules = [ "nvidia" "nvidia_modeset" "nvidia_uvm" "nvidia_drm" ];
}
    package = config.boot.kernelPackages.nvidiaPackages.beta;
    # For sleep handling.
    powerManagement.enable      = true;

  config.flake.modules.nixosModules.graphics =

  config.flake.modules.nixos.graphics =

        powerManagement.enable      = true;

        powerManagement.enable = true;

      boot.kernelModules = [ "nvidia" "nvidia_modeset" "nvidia_uvm" "nvidia_drm" ];

      boot.kernelModules = [
        "nvidia"
        "nvidia_modeset"
        "nvidia_uvm"
        "nvidia_drm"
      ];