diff --git a/README.md b/README.md index fba34ce..f1dc805 100644 --- a/README.md +++ b/README.md @@ -1,70 +1,11 @@ # lsfg-vk-flake -Nix flake for using [Lossless Scaling's frame generation on Linux](https://github.com/PancakeTAS/lsfg-vk) +WIP! Nix flake to build the library for using Lossless Scaling's frame generation on Linux ->[!IMPORTANT] -> You need to have Lossless Scaling installed on Steam! -> 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. +current state: builds and seems to be functional -## Installation -### System-wide (NixOS module) -This approach will install an implicit layer to ``/etc/vulkan/implicit_layer.d/`` +## manual install +1. build the library with ``nix build`` +2. copy library and vulkan layer config to your ~/.local: ``cp -r result/* ~/.local/`` (check contents of result first!) +3. have lossless scaling installed on Steam or manually reference the DLL file using LSFG_DLL_PATH -Add this to your flake inputs, output function and modules list: -```nix -inputs = { - ... - lsfg-vk-flake.url = "github:pabloaul/lsfg-vk-flake/main"; - lsfg-vk-flake.inputs.nixpkgs.follows = "nixpkgs"; -} - -outputs = {nixpkgs, lsfg-vk-flake, ...}: { - - nixosConfigurations.hostname = nixpkgs.lib.nixosSystem { - ... - modules = [ - ... - lsfg-vk-flake.nixosModules.default - ]; - }; -} -``` - -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 - nix build - ``` -2. Create the following path in case it does not exist: - ```bash - mkdir -p $HOME/.local/share/vulkan/implicit_layer.d - ``` -3. Symlink the build results to your $HOME/.local/ - ```bash - cp -ifrsv "$(readlink -f ./result)"/* $HOME/.local/ - ``` - -## Usage -Run a Vulkan application with the environment variable ``ENABLE_LSFG=1`` set. - -Example: -```bash -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: -``` -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) \ No newline at end of file +example usage command: ``LD_PRELOAD=~/.local/lib/liblsfg-vk.so LSFG_DLL_PATH=/Lossless.dll ENABLE_LSFG=1 vkcube`` diff --git a/default.nix b/default.nix new file mode 100644 index 0000000..6fef972 --- /dev/null +++ b/default.nix @@ -0,0 +1,47 @@ +{ lib +, fetchFromGitHub +, cmake +, ninja +, vulkan-headers +, vulkan-loader +, llvmPackages +, spirv-headers +}: let + +in llvmPackages.stdenv.mkDerivation { + pname = "lsfg-vk"; + version = "unstable-2025-07-14-83b869b"; + + src = fetchFromGitHub { + owner = "PancakeTAS"; + repo = "lsfg-vk"; + rev = "83b869b0c4d4cd4da2e760126242c6ed76bafec8"; + hash = "sha256-LN6DkLN6pMmYRaj+TsAL3PLqINMeYOhQ2Kw16bRF/Q4="; + fetchSubmodules = true; + }; + + cmakeFlags = [ + "-DCMAKE_BUILD_TYPE=Release" + ]; + + nativeBuildInputs = [ + # clang-tools needs to come before clang so it can locate Vulkan headers correctly + llvmPackages.clang-tools + llvmPackages.clang + llvmPackages.libllvm # needed for release builds + cmake + ninja + ]; + + buildInputs = [ + vulkan-headers + vulkan-loader + spirv-headers + ]; + + meta = with lib; { + homepage = "https://github.com/PancakeTAS/lsfg-vk/"; + license = licenses.mit; + platforms = platforms.linux; + }; +} diff --git a/flake.lock b/flake.lock index 83fcd4c..a63de06 100644 --- a/flake.lock +++ b/flake.lock @@ -2,11 +2,11 @@ "nodes": { "nixpkgs": { "locked": { - "lastModified": 1756266583, - "narHash": "sha256-cr748nSmpfvnhqSXPiCfUPxRz2FJnvf/RjJGvFfaCsM=", + "lastModified": 1751792365, + "narHash": "sha256-J1kI6oAj25IG4EdVlg2hQz8NZTBNYvIS0l4wpr9KcUo=", "owner": "NixOS", "repo": "nixpkgs", - "rev": "8a6d5427d99ec71c64f0b93d45778c889005d9c2", + "rev": "1fd8bada0b6117e6c7eb54aad5813023eed37ccb", "type": "github" }, "original": { diff --git a/flake.nix b/flake.nix index 99e7737..58093a4 100644 --- a/flake.nix +++ b/flake.nix @@ -1,17 +1,11 @@ { inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; - outputs = { nixpkgs, ... }: - let - forAllSystems = nixpkgs.lib.genAttrs [ "x86_64-linux" "aarch64-linux" ]; - in - { - packages = forAllSystems (system: { - default = nixpkgs.legacyPackages.${system}.callPackage ./lsfg-vk.nix { }; - lsfg-vk = nixpkgs.legacyPackages.${system}.callPackage ./lsfg-vk.nix { }; - lsfg-vk-ui = nixpkgs.legacyPackages.${system}.callPackage ./lsfg-vk-ui.nix { }; - }); - + outputs = { nixpkgs, ... }: let + system = "x86_64-linux"; + pkgs = import nixpkgs { inherit system; }; + in { + packages.${system}.default = pkgs.callPackage ./default.nix {}; nixosModules.default = import ./module.nix; }; } diff --git a/lsfg-vk-ui.nix b/lsfg-vk-ui.nix deleted file mode 100644 index 700eb7a..0000000 --- a/lsfg-vk-ui.nix +++ /dev/null @@ -1,54 +0,0 @@ -{ - lib, - fetchFromGitHub, - rustPlatform, - pkg-config, - glib, - pango, - gdk-pixbuf, - gtk4, - libadwaita, -}: - -rustPlatform.buildRustPackage rec { - pname = "lsfg-vk-ui"; - version = "1.0.0"; - - src = fetchFromGitHub { - owner = "PancakeTAS"; - repo = "lsfg-vk"; - tag = "v${version}"; - hash = "sha256-nIyVOil/gHC+5a+sH3vMlcqVhixjJaGWqXbyoh2Nqyw="; - }; - - cargoHash = "sha256-hIQRS/egIDU5Vu/1KWHtpt4S26h+9GadVr+lBAG2LDg="; - - sourceRoot = "source/ui"; - - nativeBuildInputs = [ - pkg-config - glib - ]; - - buildInputs = [ - pango - gdk-pixbuf - gtk4 - libadwaita - ]; - - postInstall = '' - install -Dm444 $src/ui/rsc/gay.pancake.lsfg-vk-ui.desktop $out/share/applications/gay.pancake.lsfg-vk-ui.desktop - install -Dm444 $src/ui/rsc/icon.png $out/share/icons/hicolor/256x256/apps/gay.pancake.lsfg-vk-ui.png - ''; - - meta = { - description = "Graphical configuration interface for lsfg-vk"; - homepage = "https://github.com/PancakeTAS/lsfg-vk/"; - changelog = "https://github.com/PancakeTAS/lsfg-vk/releases/tag/${src.tag}"; - license = lib.licenses.mit; - platforms = lib.platforms.linux; - maintainers = with lib.maintainers; [ pabloaul ]; - mainProgram = "lsfg-vk-ui"; - }; -} \ No newline at end of file diff --git a/lsfg-vk.nix b/lsfg-vk.nix deleted file mode 100644 index 63e494c..0000000 --- a/lsfg-vk.nix +++ /dev/null @@ -1,44 +0,0 @@ -{ - lib, - fetchFromGitHub, - cmake, - vulkan-headers, - llvmPackages, -}: - -llvmPackages.stdenv.mkDerivation rec { - pname = "lsfg-vk"; - version = "1.0.0"; - - src = fetchFromGitHub { - owner = "PancakeTAS"; - repo = "lsfg-vk"; - tag = "v${version}"; - hash = "sha256-hWpuPH7mKbeMaLaRUwtlkNLy4lOnJEe+yd54L7y2kV0="; - fetchSubmodules = true; - }; - - postPatch = '' - substituteInPlace VkLayer_LS_frame_generation.json \ - --replace-fail "liblsfg-vk.so" "$out/lib/liblsfg-vk.so" - ''; - - nativeBuildInputs = [ - llvmPackages.clang-tools - llvmPackages.libllvm - cmake - ]; - - buildInputs = [ - vulkan-headers - ]; - - meta = { - description = "Vulkan layer for frame generation (Requires owning Lossless Scaling)"; - homepage = "https://github.com/PancakeTAS/lsfg-vk/"; - changelog = "https://github.com/PancakeTAS/lsfg-vk/releases/tag/${src.tag}"; - license = lib.licenses.mit; - platforms = lib.platforms.linux; - maintainers = with lib.maintainers; [ pabloaul ]; - }; -} \ No newline at end of file diff --git a/module.nix b/module.nix index f2fcaa6..d91ad93 100644 --- a/module.nix +++ b/module.nix @@ -1,69 +1,26 @@ -{ - config, - lib, - pkgs, - ... -}: +{ config, lib, pkgs, ... }: let cfg = config.services.lsfg-vk; - lsfg-vk = pkgs.callPackage ./lsfg-vk.nix { }; - lsfg-vk-ui = pkgs.callPackage ./lsfg-vk-ui.nix { }; + lsfg-vk = pkgs.callPackage ./default.nix {}; in { options = { services.lsfg-vk = { enable = lib.mkEnableOption "Lossless Scaling Frame Generation Vulkan layer"; - - ui.enable = lib.mkEnableOption "Enables a GUI for configuring lsfg-vk"; - + package = lib.mkOption { type = lib.types.package; description = "The lsfg-vk package to use"; default = lsfg-vk; }; - - losslessDLLFile = lib.mkOption { - type = with lib.types; nullOr str; - default = null; - example = "/home/user/games/Lossless Scaling/Lossless.dll"; - description = '' - Sets the LSFG_DLL_PATH environment variable. - Required if Lossless Scaling isn't installed in a standard location - ''; - }; - - configFile = lib.mkOption { - type = with lib.types; nullOr str; - default = null; - example = "/home/user/.config/lsfg-vk/conf.toml"; - description = '' - Sets the LSFG_CONFIG environment variable. - Required if the lsfg-vk configuration file isn't stored at the standard location - ''; - }; }; }; - config = lib.mkIf cfg.enable ( - lib.mkMerge [ - { - environment.systemPackages = [ cfg.package ]; + config = lib.mkIf cfg.enable { + environment.systemPackages = [ cfg.package ]; - # Installs the Vulkan implicit layer system-wide - environment.etc."vulkan/implicit_layer.d/VkLayer_LS_frame_generation.json".source = - "${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; - }) - ] - ); + # 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"; + }; }