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|
{ lib
, stdenv
, fetchFromGitLab
, fetchFromGitHub
, fetchurl
, substituteAll
, coreutils
, curl
, glxinfo
, gnugrep
, gnused
, xdg-utils
, dbus
, hwdata
, mangohud32
, addDriverRunpath
, appstream
, git
, glslang
, mako
, meson
, ninja
, pkg-config
, unzip
, libXNVCtrl
, wayland
, libX11
, nlohmann_json
, spdlog
, glew
, glfw
, xorg
, gamescopeSupport ? true # build mangoapp and mangohudctl
, lowerBitnessSupport ? stdenv.hostPlatform.isx86_64 # Support 32 bit on 64bit
, nix-update-script
, libxkbcommon
}:
let
# Derived from subprojects/cmocka.wrap
cmocka = {
src = fetchFromGitLab {
owner = "cmocka";
repo = "cmocka";
rev = "59dc0013f9f29fcf212fe4911c78e734263ce24c";
hash = "sha256-IbAZOC0Q60PrKlKVWsgg/PFDV0PLb/yy+Iz/4Iziny0=";
};
};
# Derived from subprojects/implot.wrap
implot = rec {
version = "0.16";
src = fetchFromGitHub {
owner = "epezent";
repo = "implot";
rev = "refs/tags/v${version}";
hash = "sha256-/wkVsgz3wiUVZBCgRl2iDD6GWb+AoHN+u0aeqHHgem0=";
};
patch = fetchurl {
url = "https://wrapdb.mesonbuild.com/v2/implot_${version}-1/get_patch";
hash = "sha256-HGsUYgZqVFL6UMHaHdR/7YQfKCMpcsgtd48pYpNlaMc=";
};
};
# Derived from subprojects/imgui.wrap
imgui = rec {
version = "1.89.9";
src = fetchFromGitHub {
owner = "ocornut";
repo = "imgui";
rev = "refs/tags/v${version}";
hash = "sha256-0k9jKrJUrG9piHNFQaBBY3zgNIKM23ZA879NY+MNYTU=";
};
patch = fetchurl {
url = "https://wrapdb.mesonbuild.com/v2/imgui_${version}-1/get_patch";
hash = "sha256-myEpDFl9dr+NTus/n/oCSxHZ6mxh6R1kjMyQtChD1YQ=";
};
};
# Derived from subprojects/vulkan-headers.wrap
vulkan-headers = rec {
version = "1.2.158";
src = fetchFromGitHub {
owner = "KhronosGroup";
repo = "Vulkan-Headers";
rev = "refs/tags/v${version}";
hash = "sha256-5uyk2nMwV1MjXoa3hK/WUeGLwpINJJEvY16kc5DEaks=";
};
patch = fetchurl {
url = "https://wrapdb.mesonbuild.com/v2/vulkan-headers_${version}-2/get_patch";
hash = "sha256-hgNYz15z9FjNHoj4w4EW0SOrQh1c4uQSnsOOrt2CDhc=";
};
};
in
stdenv.mkDerivation (finalAttrs: {
pname = "mangohud";
version = "0.7.2";
src = fetchFromGitHub {
owner = "flightlessmango";
repo = "MangoHud";
rev = "refs/tags/v${finalAttrs.version}";
fetchSubmodules = true;
hash = "sha256-cj/F/DWUDm2AHTJvHgkKa+KdIrfxPWLzI570Dp4VFhs=";
};
outputs = [ "out" "doc" "man" ];
# Unpack subproject sources
postUnpack = ''(
cd "$sourceRoot/subprojects"
${lib.optionalString finalAttrs.finalPackage.doCheck ''
cp -R --no-preserve=mode,ownership ${cmocka.src} cmocka
''}
cp -R --no-preserve=mode,ownership ${implot.src} implot-${implot.version}
cp -R --no-preserve=mode,ownership ${imgui.src} imgui-${imgui.version}
cp -R --no-preserve=mode,ownership ${vulkan-headers.src} Vulkan-Headers-${vulkan-headers.version}
)'';
patches = [
# Add @libraryPath@ template variable to fix loading the preload
# library and @dataPath@ to support overlaying Vulkan apps without
# requiring MangoHud to be installed
./preload-nix-workaround.patch
# Hard code dependencies. Can't use makeWrapper since the Vulkan
# layer can be used without the mangohud executable by setting MANGOHUD=1.
(substituteAll {
src = ./hardcode-dependencies.patch;
path = lib.makeBinPath [
coreutils
curl
glxinfo
gnugrep
gnused
xdg-utils
];
libdbus = dbus.lib;
inherit hwdata;
})
];
postPatch = ''
substituteInPlace bin/mangohud.in \
--subst-var-by libraryPath ${lib.makeSearchPath "lib/mangohud" ([
(placeholder "out")
] ++ lib.optionals lowerBitnessSupport [
mangohud32
])} \
--subst-var-by version "${finalAttrs.version}" \
--subst-var-by dataDir ${placeholder "out"}/share
(
cd subprojects
unzip ${implot.patch}
unzip ${imgui.patch}
unzip ${vulkan-headers.patch}
)
'';
mesonFlags = [
"-Dwith_wayland=enabled"
"-Duse_system_spdlog=enabled"
"-Dtests=${if finalAttrs.finalPackage.doCheck then "enabled" else "disabled"}"
] ++ lib.optionals gamescopeSupport [
"-Dmangoapp=true"
"-Dmangoapp_layer=true"
"-Dmangohudctl=true"
];
nativeBuildInputs = [
addDriverRunpath
git
glslang
mako
meson
ninja
pkg-config
unzip
# Only the headers are used from these packages
# The corresponding libraries are loaded at runtime from the app's runpath
libXNVCtrl
wayland
libX11
];
buildInputs = [
dbus
nlohmann_json
spdlog
] ++ lib.optionals gamescopeSupport [
glew
glfw
xorg.libXrandr
libxkbcommon
];
doCheck = true;
nativeCheckInputs = [
appstream
];
# Support 32bit Vulkan applications by linking in 32bit Vulkan layers
# This is needed for the same reason the 32bit preload workaround is needed.
postInstall = lib.optionalString lowerBitnessSupport ''
ln -s ${mangohud32}/share/vulkan/implicit_layer.d/MangoHud.x86.json \
"$out/share/vulkan/implicit_layer.d"
${lib.optionalString gamescopeSupport ''
ln -s ${mangohud32}/share/vulkan/implicit_layer.d/libMangoApp.x86.json \
"$out/share/vulkan/implicit_layer.d"
''}
'';
postFixup =
let
archMap = {
"x86_64-linux" = "x86_64";
"i686-linux" = "x86";
};
layerPlatform = archMap."${stdenv.hostPlatform.system}" or null;
# We need to give the different layers separate names or else the loader
# might try the 32-bit one first, fail and not attempt to load the 64-bit
# layer under the same name.
in
lib.optionalString (layerPlatform != null) ''
substituteInPlace $out/share/vulkan/implicit_layer.d/MangoHud.${layerPlatform}.json \
--replace "VK_LAYER_MANGOHUD_overlay" "VK_LAYER_MANGOHUD_overlay_${toString stdenv.hostPlatform.parsed.cpu.bits}"
'' + ''
# Add OpenGL driver and libXNVCtrl paths to RUNPATH to support NVIDIA cards
addDriverRunpath "$out/lib/mangohud/libMangoHud.so"
patchelf --add-rpath ${libXNVCtrl}/lib "$out/lib/mangohud/libMangoHud.so"
'' + lib.optionalString gamescopeSupport ''
addDriverRunpath "$out/bin/mangoapp"
'' + lib.optionalString finalAttrs.finalPackage.doCheck ''
# libcmocka.so is only used for tests
rm "$out/lib/libcmocka.so"
'';
passthru.updateScript = nix-update-script { };
meta = with lib; {
description = "Vulkan and OpenGL overlay for monitoring FPS, temperatures, CPU/GPU load and more";
homepage = "https://github.com/flightlessmango/MangoHud";
changelog = "https://github.com/flightlessmango/MangoHud/releases/tag/v${finalAttrs.version}";
platforms = platforms.linux;
license = licenses.mit;
maintainers = with maintainers; [ kira-bruneau zeratax ];
};
})
|
