215 lines
6.9 KiB
Nix
215 lines
6.9 KiB
Nix
{
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lib,
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stdenv,
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fetchFromGitHub,
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fetchpatch2,
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gitUpdater,
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apple-sdk_15,
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darwinMinVersionHook,
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cereal,
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libcxx,
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glslang,
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spirv-cross,
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spirv-headers,
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spirv-tools,
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vulkan-headers,
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xcbuildHook,
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enableStatic ? stdenv.hostPlatform.isStatic,
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# MoltenVK supports using private APIs to implement some Vulkan functionality.
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# Applications that use private APIs can’t be distributed on the App Store,
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# but that’s not really a concern for nixpkgs, so use them by default.
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# See: https://github.com/KhronosGroup/MoltenVK/blob/main/README.md#metal_private_api
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enablePrivateAPIUsage ? true,
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}:
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stdenv.mkDerivation (finalAttrs: {
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pname = "MoltenVK";
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version = "1.2.11";
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strictDeps = true;
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buildInputs = [
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apple-sdk_15
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cereal
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(darwinMinVersionHook "10.15")
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glslang
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spirv-cross
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spirv-headers
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spirv-tools
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vulkan-headers
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];
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nativeBuildInputs = [ xcbuildHook ];
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outputs = [
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"out"
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"bin"
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"dev"
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];
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src = fetchFromGitHub {
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owner = "KhronosGroup";
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repo = "MoltenVK";
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rev = "v${finalAttrs.version}";
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hash = "sha256-24qQnJ0RnJP2M4zSlSlQ4c4dVZtHutNiCvjrsCDw6wY=";
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};
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patches = [
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# Cherry-pick patch to fix build failure due to a hardcoded SPIRV-Cross namespace.
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# This can be dropped for MoltenVK 1.2.12.
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(fetchpatch2 {
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url = "https://github.com/KhronosGroup/MoltenVK/commit/856c8237ac3b32178caae3408effc35bedfdffa1.patch?full_index=1";
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hash = "sha256-dVTop8sU19Swdb3ajbI+6S715NaxTqd7d0yQ/FDqxqY=";
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})
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];
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postPatch = ''
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# Move `mvkGitRevDerived.h` to a stable location
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substituteInPlace Scripts/gen_moltenvk_rev_hdr.sh \
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--replace-fail '$'''{BUILT_PRODUCTS_DIR}' "$NIX_BUILD_TOP/$sourceRoot/build/include" \
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--replace-fail '$(git rev-parse HEAD)' ${finalAttrs.src.rev}
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# Modify MoltenVK Xcode projects to build with xcbuild and dependencies from nixpkgs.
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for proj in MoltenVK MoltenVKShaderConverter; do
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# Remove xcframework dependencies from the Xcode projects. The basic format is:
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# (children|files) = (
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# DCFD7F822A45BDA0007BBBF7 /* SPIRVCross.xcframework in Frameworks */,
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# etc
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# )
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# This regex will only remove lines matching `xcframework` that are in these blocks
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# to avoid accidentally corrupting the project.
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sed -E -e '/(children|files) = /,/;/{/xcframework/d}' \
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-i "$proj/$proj.xcodeproj/project.pbxproj"
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# Ensure the namespace used is consistent with the spirv-cross package in nixpkgs.
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substituteInPlace "$proj/$proj.xcodeproj/project.pbxproj" \
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--replace-fail SPIRV_CROSS_NAMESPACE_OVERRIDE=MVK_spirv_cross SPIRV_CROSS_NAMESPACE_OVERRIDE=spirv_cross
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done
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substituteInPlace MoltenVKShaderConverter/MoltenVKShaderConverter.xcodeproj/project.pbxproj \
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--replace-fail MetalGLShaderConverterTool MoltenVKShaderConverter \
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--replace-fail MetalGLShaderConverter-macOS MoltenVKShaderConverter
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# Don’t try to build `xcframework`s because `xcbuild` can’t build them.
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sed -e '/xcframework/d' -i Scripts/package_all.sh
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# Remove vendored dependency links.
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find . -lname '*/External/*' -delete
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# The library will be linked in the install phase regardless of version,
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# so truncate it if it exists to avoid link failures.
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test -f Scripts/create_dylib.sh && truncate --size 0 Scripts/create_dylib.sh
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# Link glslang source because MoltenVK needs non-public headers to build.
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mkdir -p build/include
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ln -s "${glslang.src}" "build/include/glslang"
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'';
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env.NIX_CFLAGS_COMPILE = toString (
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[
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"-isystem ${lib.getDev libcxx}/include/c++/v1"
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"-I${lib.getDev spirv-cross}/include/spirv_cross"
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"-I${lib.getDev spirv-headers}/include/spirv/unified1"
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# MoltenVK prints a lot of verbose output to the console out of
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# the box; we adjust this to match Homebrew’s default log level.
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"-DMVK_CONFIG_LOG_LEVEL=MVK_CONFIG_LOG_LEVEL_NONE"
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]
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++ lib.optional enablePrivateAPIUsage "-DMVK_USE_METAL_PRIVATE_API=1"
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);
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env.NIX_LDFLAGS = toString [
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"-lglslang"
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"-lSPIRV"
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"-lSPIRV-Tools"
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"-lSPIRV-Tools-opt"
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"-lspirv-cross-msl"
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"-lspirv-cross-core"
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"-lspirv-cross-glsl"
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"-lspirv-cross-reflect"
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];
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preBuild = ''
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NIX_CFLAGS_COMPILE+=" \
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-I$NIX_BUILD_TOP/$sourceRoot/build/include \
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-I$NIX_BUILD_TOP/$sourceRoot/Common"
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'';
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xcbuildFlags = [
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"-configuration"
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"Release"
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"-project"
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"MoltenVKPackaging.xcodeproj"
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"-scheme"
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"MoltenVK Package (macOS only)"
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"-destination"
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"generic/platform=macOS"
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"-arch"
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stdenv.hostPlatform.darwinArch
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];
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postBuild =
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if enableStatic then
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''
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mkdir -p Package/Release/MoltenVK/static
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cp Products/Release/libMoltenVK.a Package/Release/MoltenVK/static
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''
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else
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''
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# MoltenVK’s Xcode project builds the dylib, but it doesn’t seem to work with
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# xcbuild. This is based on the script versions prior to 1.2.8 used.
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mkdir -p Package/Release/MoltenVK/dynamic/dylib
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clang++ -Wl,-all_load -Wl,-w \
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-dynamiclib \
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-compatibility_version 1.0.0 -current_version 1.0.0 \
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-LProducts/Release \
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-framework AppKit \
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-framework CoreGraphics \
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-framework Foundation \
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-framework IOKit \
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-framework IOSurface \
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-framework Metal \
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-framework QuartzCore \
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-lobjc \
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-lMoltenVKShaderConverter \
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-lspirv-cross-reflect \
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-install_name "$out/lib/libMoltenVK.dylib" \
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-o Package/Release/MoltenVK/dynamic/dylib/libMoltenVK.dylib \
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-force_load Products/Release/libMoltenVK.a
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'';
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installPhase = ''
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runHook preInstall
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libraryExtension=${if enableStatic then ".a" else ".dylib"}
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packagePath=${if enableStatic then "static" else "dynamic/dylib"}
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mkdir -p "$out/lib" "$out/share/vulkan/icd.d" "$bin/bin" "$dev"
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cp Package/Release/MoltenVKShaderConverter/Tools/MoltenVKShaderConverter "$bin/bin"
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cp -r Package/Release/MoltenVK/include "$dev"
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cp Package/Release/MoltenVK/$packagePath/libMoltenVK$libraryExtension "$out/lib"
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# Install ICD definition for use with vulkan-loader.
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install -m644 MoltenVK/icd/MoltenVK_icd.json \
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"$out/share/vulkan/icd.d/MoltenVK_icd.json"
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substituteInPlace "$out/share/vulkan/icd.d/MoltenVK_icd.json" \
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--replace-fail ./libMoltenVK.dylib "$out/lib/libMoltenVK.dylib"
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runHook postInstall
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'';
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__structuredAttrs = true;
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passthru.updateScript = gitUpdater {
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rev-prefix = "v";
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ignoredVersions = ".*-(beta|rc).*";
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};
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meta = {
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description = "Vulkan Portability implementation built on top of Apple’s Metal API";
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homepage = "https://github.com/KhronosGroup/MoltenVK";
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changelog = "https://github.com/KhronosGroup/MoltenVK/releases";
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maintainers = [ lib.maintainers.reckenrode ];
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license = lib.licenses.asl20;
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platforms = lib.platforms.darwin;
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};
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})
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