opt/vulkan-validation-layers/Pkgfile

# Description: Vulkan validation layers
# URL: https://www.khronos.org/vulkan/
# Maintainer: Danny Rawlins, crux at romster dot me
# Depends on: glslang robin-hood-hashing spirv-tools vulkan-headers xorg-libxrandr
# Optional: wayland

name=vulkan-validation-layers
version=1.3.204.0
_spirv_headers=b42ba6d92faf6b4938e6f22ddd186dbdacc98d78
release=1
source=(https://github.com/KhronosGroup/Vulkan-ValidationLayers/archive/sdk-$version/Vulkan-ValidationLayers-$version.tar.gz
	https://github.com/KhronosGroup/SPIRV-Headers/archive/$_spirv_headers/SPIRV-Headers-$_spirv_headers.tar.gz
	known_good.py.in
	add-missing-export.patch
	fix_shared.patch
	vulkan-layers-1.3.204-Fix-dependency-detection.patch)

build() {

	(
		cd Vulkan-ValidationLayers-sdk-$version
		mkdir -p headers/external/spirv-headers
		cp -r $SRC/SPIRV-Headers-$_spirv_headers/* headers/external/spirv-headers

		patch -p1 -i $SRC/add-missing-export.patch
		patch -p1 -i $SRC/fix_shared.patch
		patch -p1 -i $SRC/vulkan-layers-1.3.204-Fix-dependency-detection.patch
	)

	sed -e "s|@SRC@|$SRC/Vulkan-ValidationLayers-sdk-$version|" $SRC/known_good.py.in > $SRC/known_good.py
	chmod u+x $SRC/known_good.py
	$SRC/known_good.py

	prt-get isinst ninja && PKGMK_VULKAN_VALIDATION_LAYERS+=' -G Ninja'
	prt-get isinst wayland || PKGMK_VULKAN_VALIDATION_LAYERS+=' -D BUILD_WSI_WAYLAND_SUPPORT=OFF'

	cmake -S Vulkan-ValidationLayers-sdk-$version -B build $PKGMK_VULKAN_VALIDATION_LAYERS \
		-D CMAKE_INSTALL_PREFIX=/usr \
		-D CMAKE_INSTALL_LIBDIR=lib \
		-D CMAKE_BUILD_TYPE=Release \
		-D CMAKE_CXX_FLAGS_RELEASE="${CXXFLAGS}" \
		-D BUILD_TESTS=OFF \
		-D BUILD_LAYER_SUPPORT_FILES=ON \
		-D USE_ROBIN_HOOD_HASHING=ON \
		-D SPIRV_HEADERS_INSTALL_DIR:PATH="$SRC/Vulkan-ValidationLayers-sdk-$version/headers/external/spirv-headers" \
		-Wno-dev

	cmake --build build
	DESTDIR=$PKG cmake --install build
}