lelgenio/lsfg-vk-flake
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NixOS module: Remove

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With an instruction on how to migrate usage over to `systemPackages`.
This commit is contained in:
adisbladis 2025-08-08 12:53:21 +12:00
parent 081cd66b13
commit 66f70e571a
3 changed files with 27 additions and 78 deletions
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22
README.md
View file

@ -6,10 +6,10 @@ Nix flake for using [Lossless Scaling's frame generation on Linux](https://githu
> In case it is not installed on the default Steam drive, you may want to consider setting the correct path in the lsfg-vk config.
## Installation
### System-wide (NixOS module)
### System-wide (NixOS)
This approach will install an implicit layer to ``/etc/vulkan/implicit_layer.d/``
Add this to your flake inputs, output function and modules list:
Add this to your flake inputs, output function and configuration:
```nix
inputs = {
...
@ -21,22 +21,14 @@ outputs = {nixpkgs, lsfg-vk-flake, ...}: {
nixosConfigurations.hostname = nixpkgs.lib.nixosSystem {
...
modules = [
...
lsfg-vk-flake.nixosModules.default
environment.systemPackages = [
lsfg-vk-flake.packages.${system}.lsfg-vk
lsfg-vk-flake.packages.${system}.lsfg-vk-ui
];
};
}
```
And then enable this in your system config:
```nix
services.lsfg-vk = {
enable = true;
ui.enable = true; # installs gui for configuring lsfg-vk
};
```
### User install (manual)
1. Build the library:
```bash
@ -61,10 +53,10 @@ ENABLE_LSFG=1 vkcube
To confirm that it is working, look for output like this in the terminal: lsfg-vk(...): ...
You can also enable it per game on Steam by adding this to the launch options:
You can also enable it per game on Steam by adding this to the launch options:
```
ENABLE_LSFG=1 %COMMAND%
```
>[!NOTE]
> If the environment variable is set but the program doesn't show any lsfg-vk output, you may need to add the application to your lsfg-vk configuration file at `~/.config/lsfg-vk/config.toml`. Read more about it in the [Wiki](https://github.com/PancakeTAS/lsfg-vk/wiki/Configuring-lsfg-vk)
> If the environment variable is set but the program doesn't show any lsfg-vk output, you may need to add the application to your lsfg-vk configuration file at `~/.config/lsfg-vk/config.toml`. Read more about it in the [Wiki](https://github.com/PancakeTAS/lsfg-vk/wiki/Configuring-lsfg-vk)

6
flake.lock generated
View file

@ -2,11 +2,11 @@
"nodes": {
"nixpkgs": {
"locked": {
"lastModified": 1753694789,
"narHash": "sha256-cKgvtz6fKuK1Xr5LQW/zOUiAC0oSQoA9nOISB0pJZqM=",
"lastModified": 1754498491,
"narHash": "sha256-erbiH2agUTD0Z30xcVSFcDHzkRvkRXOQ3lb887bcVrs=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "dc9637876d0dcc8c9e5e22986b857632effeb727",
"rev": "c2ae88e026f9525daf89587f3cbee584b92b6134",
"type": "github"
},
"original": {

77
module.nix
View file

@ -1,69 +1,26 @@
{
config,
lib,
pkgs,
...
}:
let
cfg = config.services.lsfg-vk;
lsfg-vk = pkgs.callPackage ./lsfg-vk.nix { };
lsfg-vk-ui = pkgs.callPackage ./lsfg-vk-ui.nix { };
inherit (lib.modules) mkRemovedOptionModule;
in
{
options = {
services.lsfg-vk = {
enable = lib.mkEnableOption "Lossless Scaling Frame Generation Vulkan layer";
imports = [
(mkRemovedOptionModule
[
"services"
"lsfg-vk"
]
''
The lsfg-vk-flake NixOS module has been removed as adding packages to the environment is already sufficient.
ui.enable = lib.mkEnableOption "Enables a GUI for configuring lsfg-vk";
package = lib.mkOption {
type = lib.types.package;
description = "The lsfg-vk package to use";
default = lsfg-vk;
};
losslessDLLFile = lib.mkOption {
type = with lib.types; nullOr str;
default = null;
example = "/home/user/games/Lossless Scaling/Lossless.dll";
description = ''
Sets the LSFG_DLL_PATH environment variable.
Required if Lossless Scaling isn't installed in a standard location
'';
};
configFile = lib.mkOption {
type = with lib.types; nullOr str;
default = null;
example = "/home/user/.config/lsfg-vk/conf.toml";
description = ''
Sets the LSFG_CONFIG environment variable.
Required if the lsfg-vk configuration file isn't stored at the standard location
'';
};
};
};
config = lib.mkIf cfg.enable (
lib.mkMerge [
{
environment.systemPackages = [ cfg.package ];
# Installs the Vulkan implicit layer system-wide
environment.etc."vulkan/implicit_layer.d/VkLayer_LS_frame_generation.json".source =
"${cfg.package}/share/vulkan/implicit_layer.d/VkLayer_LS_frame_generation.json";
}
(lib.mkIf cfg.ui.enable {
environment.systemPackages = [ lsfg-vk-ui ];
})
(lib.mkIf (cfg.losslessDLLFile != null) {
environment.sessionVariables.LSFG_DLL_PATH =
lib.warn "losslessDLLFile is deprecated and will only be used by lsfg-vk if LSFG_LEGACY is set."
cfg.losslessDLLFile;
})
(lib.mkIf (cfg.configFile != null) {
environment.sessionVariables.LSFG_CONFIG = cfg.configFile;
})
]
);
Simply add lsfg-vk & lsfg-vk-ui to your environment.systemPackages:
environment.systemPackages = [
pkgs.lsfg-vk
pkgs.lsfg-vk-ui
];
''
)
];
}