mirror of
https://github.com/NixOS/nixpkgs.git
synced 2025-02-16 09:03:42 +00:00
89 lines
2.1 KiB
Nix
89 lines
2.1 KiB
Nix
{
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lib,
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stdenv,
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cmake,
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pkg-config,
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ninja,
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makeWrapper,
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wgpu-native,
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glfw,
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wayland,
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xorg,
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vulkan-loader,
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version,
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src,
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}:
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stdenv.mkDerivation (finalAttrs: {
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inherit version src;
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pname = "wgpu-native-examples";
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sourceRoot = "${src.name}/examples";
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postPatch = ''
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substituteInPlace ./CMakeLists.txt \
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--replace-fail 'add_subdirectory(vendor/glfw)' 'find_package(glfw3 3.4 REQUIRED)'
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'';
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strictDeps = true;
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nativeBuildInputs = [
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cmake
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pkg-config
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ninja
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makeWrapper
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];
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buildInputs =
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[
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wgpu-native
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glfw
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]
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++ lib.optionals stdenv.hostPlatform.isLinux [
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wayland
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xorg.libX11
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xorg.libXrandr
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];
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runtimeInputs = lib.optionals stdenv.hostPlatform.isLinux [
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# Without wayland in library path, this warning is raised:
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# "No windowing system present. Using surfaceless platform"
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wayland
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# Without vulkan-loader present, wgpu won't find any adapter
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vulkan-loader
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];
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makeWrapperArgs = lib.optionals (finalAttrs.runtimeInputs != [ ]) [
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"--prefix LD_LIBRARY_PATH : ${builtins.toString (lib.makeLibraryPath finalAttrs.runtimeInputs)}"
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];
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installPhase = ''
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runHook preInstall
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concatTo makeWrapperArgsArray makeWrapperArgs
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# find all executables that have the same name as their directory
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for executable in $(find . -regex '.*\(/[^/]*\)\1' -type f -executable)
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do
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target="$(basename "$(dirname "$executable")")"
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install -Dm755 $executable -t $out/bin
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mkdir -p $out/share/$target
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wrapProgram $out/bin/$target --chdir $out/share/$target "''${makeWrapperArgsArray[@]}"
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# The examples expect their shaders in the CWD, so we copy them into the store
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# and wrap the examples to run in the directory containing the shader.
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for shader in $(find ../$target -type f -name '*.wgsl'); do
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install -Dm644 $shader $out/share/$target/
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done
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done
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runHook postInstall
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'';
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meta = wgpu-native.meta // {
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description = "Examples for the native WebGPU implementation based on wgpu-core";
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mainProgram = "triangle";
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};
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})
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