quantenzitrone
7d8132a92c
this creates some eval errors that will be fixed in the next commit
done with the following script:
```fish
\#!/usr/bin/env fish
set packagesjson (nix eval --impure --json --expr '
let
lib = import ./lib;
in
import pkgs/servers/x11/xorg/default.nix (lib.mapAttrs (
name: _:
if name == "lib" then
lib
else if name == "config" then
{ allowAliases = false; }
else
name
) (__functionArgs (import pkgs/servers/x11/xorg/default.nix))) { }
' | jq)
set one (grep '^ [A-Za-z0-9_-]*$' pkgs/servers/x11/xorg/default.nix | string trim | string replace -r '$' Z | sort | string sub -e -1)
set two (grep '^ [A-Za-z0-9_-]* = [A-Za-z0-9_-]*;$' pkgs/servers/x11/xorg/default.nix | cut -d= -f1 | string trim | string replace -r '$' Z | sort | string sub -e -1)
for arg in $one $two
set oname $arg
set nname (echo $packagesjson | jq -r .$oname)
if test $nname = null
echo (set_color red)warn:(set_color normal) unknown package xorg.$oname >&2
continue
end
echo $oname "->" $nname
# replace basic xorg.$name references
for file in (rg -F "xorg.$oname" --files-with-matches pkgs)
# special cases
sd -F "$oname = xorg.$oname;" "$nname = $nname;" $file
# replace
sd -F "xorg.$oname" "$nname" $file
# fixup function arguments
# prevent duplicate function args
if grep -E " ($oname|$nname),\$" $file >/dev/null
continue
end
if grep 'xorg\..' $file >/dev/null # case1: there is more so we can't just remove the function arg
if grep ' xorg,$' $file >/dev/null
sd ' xorg,$' " xorg,
$nname," $file
else if grep ' xorg ? .*,$' $file >/dev/null
sd 'xorg( ? .*),$' "xorg\$1,
$nname," $file
else
sd -F 'xorg,' "$nname,
xorg," $file
end
else # case there is no more xorg..* so we can just replace the function arg
sd 'xorg(| ? .*),.*$' "$nname," $file
end
end
end
nix fmt
```
89 lines
2.1 KiB
Nix
89 lines
2.1 KiB
Nix
{
|
|
lib,
|
|
stdenv,
|
|
cmake,
|
|
pkg-config,
|
|
ninja,
|
|
makeWrapper,
|
|
wgpu-native,
|
|
glfw,
|
|
wayland,
|
|
libxrandr,
|
|
libx11,
|
|
vulkan-loader,
|
|
|
|
version,
|
|
src,
|
|
}:
|
|
|
|
stdenv.mkDerivation (finalAttrs: {
|
|
inherit version src;
|
|
pname = "wgpu-native-examples";
|
|
|
|
sourceRoot = "${src.name}/examples";
|
|
|
|
postPatch = ''
|
|
substituteInPlace ./CMakeLists.txt \
|
|
--replace-fail 'add_subdirectory(vendor/glfw)' 'find_package(glfw3 3.4 REQUIRED)'
|
|
'';
|
|
|
|
strictDeps = true;
|
|
|
|
nativeBuildInputs = [
|
|
cmake
|
|
pkg-config
|
|
ninja
|
|
makeWrapper
|
|
];
|
|
|
|
buildInputs = [
|
|
wgpu-native
|
|
glfw
|
|
]
|
|
++ lib.optionals stdenv.hostPlatform.isLinux [
|
|
wayland
|
|
libx11
|
|
libxrandr
|
|
];
|
|
|
|
runtimeInputs = lib.optionals stdenv.hostPlatform.isLinux [
|
|
# Without wayland in library path, this warning is raised:
|
|
# "No windowing system present. Using surfaceless platform"
|
|
wayland
|
|
# Without vulkan-loader present, wgpu won't find any adapter
|
|
vulkan-loader
|
|
];
|
|
|
|
makeWrapperArgs = lib.optionals (finalAttrs.runtimeInputs != [ ]) [
|
|
"--prefix LD_LIBRARY_PATH : ${toString (lib.makeLibraryPath finalAttrs.runtimeInputs)}"
|
|
];
|
|
|
|
installPhase = ''
|
|
runHook preInstall
|
|
|
|
concatTo makeWrapperArgsArray makeWrapperArgs
|
|
|
|
# find all executables that have the same name as their directory
|
|
for executable in $(find . -regex '.*\(/[^/]*\)\1' -type f -executable)
|
|
do
|
|
target="$(basename "$(dirname "$executable")")"
|
|
install -Dm755 $executable -t $out/bin
|
|
mkdir -p $out/share/$target
|
|
wrapProgram $out/bin/$target --chdir $out/share/$target "''${makeWrapperArgsArray[@]}"
|
|
|
|
# The examples expect their shaders in the CWD, so we copy them into the store
|
|
# and wrap the examples to run in the directory containing the shader.
|
|
for shader in $(find ../$target -type f -name '*.wgsl'); do
|
|
install -Dm644 $shader $out/share/$target/
|
|
done
|
|
done
|
|
|
|
runHook postInstall
|
|
'';
|
|
|
|
meta = wgpu-native.meta // {
|
|
description = "Examples for the native WebGPU implementation based on wgpu-core";
|
|
mainProgram = "triangle";
|
|
};
|
|
})
|