# Contributor: Bart Ribbers <bribbers@disroot.org>
# Maintainer: Bart Ribbers <bribbers@disroot.org>
pkgname=dolphin-emu
pkgver=5.0_git20230402
pkgrel=2
_commit="0cd70c2aa51ce09460a9027199b422f787d80ffe"
_commit_cubeb="27d2a102b0b75d9e49d43bc1ea516233fb87d778"
_commit_gtest="58d77fa8070e8cec2dc1ed015d66b454c8d78850"
_commit_implot="d87512353495e7760e7fda7566a05beef7627d8f"
_commit_mgba="89f8873df366a99dfdf40347f72e68763fb50bd9"
_commit_spirv="50b4d5389b6a06f86fb63a2848e1a7da6d9755ca"
_commit_vulkan_memory="c351692490513cdb0e5a2c925aaf7ea4a9b672f4"
_commit_zlib="ce01b1e41da298334f8214389cc9369540a7560f"
 # Upstream doesn't actively support non 64-bit platforms and they're too slow
 # to emulate any games anyway
arch="x86_64 aarch64 riscv64"
url="https://dolphin-emu.org"
pkgdesc="A Gamecube / Wii emulator"
license="GPL-2.0-or-later"
makedepends="
	bluez-dev
	cmake
	curl-dev
	enet-dev
	eudev-dev
	ffmpeg-dev
	fmt-dev
	hidapi-dev
	libevdev-dev
	libpng-dev
	libspng-dev
	libusb-dev
	libx11-dev
	libxi-dev
	libxrandr-dev
	lzo-dev
	mesa-dev
	mesa-egl
	mbedtls-dev
	miniupnpc-dev
	ninja
	pugixml-dev
	pulseaudio-dev
	qt6-qtbase-dev
	qt6-qtbase-x11
	sfml-dev
	vulkan-headers
	vulkan-loader-dev
	xz-dev
	zlib-dev
	zstd-dev
	"
# The following dependencies are required, but atm not supported for using system wide libraries
# minizip-dev xxhash-dev soundtouch-dev gtest-dev
source="https://github.com/dolphin-emu/dolphin/archive/$_commit/dolphin-emu-$_commit.tar.gz
	https://github.com/mozilla/cubeb/archive/$_commit_cubeb/cubeb-$_commit_cubeb.tar.gz
	https://github.com/google/googletest/archive/$_commit_gtest/googletest-$_commit_gtest.tar.gz
	https://github.com/epezent/implot/archive/$_commit_implot/implot-$_commit_implot.tar.gz
	https://github.com/mgba-emu/mgba/archive/$_commit_mgba/mgba-$_commit_mgba.tar.gz
	https://github.com/KhronosGroup/SPIRV-Cross/archive/$_commit_spirv/spirv-cross-$_commit_spirv.tar.gz
	https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator/archive/$_commit_vulkan_memory/VulkanMemoryAllocator-$_commit_vulkan_memory.tar.gz
	https://github.com/zlib-ng/zlib-ng/archive/$_commit_zlib/zlib-ng-$_commit.tar.gz
	strerror_r.patch
	"
subpackages="$pkgname-doc $pkgname-lang"
builddir="$srcdir/dolphin-$_commit"

[ "$CARCH" = "riscv64" ] && options="$options textrels"

prepare() {
	default_prepare

	rmdir Externals/mGBA/mgba
	mv "$srcdir"/mgba-$_commit_mgba Externals/mGBA/mgba

	rmdir Externals/spirv_cross/SPIRV-Cross
	mv "$srcdir"/SPIRV-Cross-$_commit_spirv Externals/spirv_cross/SPIRV-Cross

	rmdir Externals/zlib-ng/zlib-ng
	mv "$srcdir"/zlib-ng-$_commit_zlib Externals/zlib-ng/zlib-ng

	rmdir Externals/cubeb/cubeb
	mv "$srcdir"/cubeb-$_commit_cubeb Externals/cubeb/cubeb

	rmdir Externals/gtest
	mv "$srcdir"/googletest-$_commit_gtest Externals/gtest

	rmdir Externals/implot/implot
	mv "$srcdir"/implot-$_commit_implot Externals/implot/implot

	rmdir Externals/VulkanMemoryAllocator
	mv "$srcdir"/VulkanMemoryAllocator-$_commit_vulkan_memory Externals/VulkanMemoryAllocator

	# Make sure we never use non-system libraries except the ones that are not
	# supported being used system-wide by removing them from the Externals
	# folder
	KEEP_SOURCES="
		Bochs_disasm
		FatFs
		FreeSurround
		Vulkan
		VulkanMemoryAllocator
		cpp-optparse
		cubeb
		expr
		glslang
		gtest
		imgui
		implot
		mGBA
		minizip
		picojson
		rangeset
		soundtouch
		spirv_cross
		xxhash
		zlib-ng
	"

	# Move the libraries we want to keep out of the externals folder
	for s in $KEEP_SOURCES; do
		mv -v "Externals/$s" .
	done

	# Remove the rest
	rm -r Externals/*

	# Move them back
	for s in $KEEP_SOURCES; do
		mv -v "$s" "Externals/"
	done
}

build() {
	# Enable a generic build for riscv64
	# This enables building for the architecture but disables JIT and is thus slow
	# TODO: see if support for riscv64 has been enabled upstream and disable the generic build
	case "$CARCH" in
		riscv64) _generic=ON ;;
		*) _generic=OFF ;;
	esac

	# analytics is opt-in, a pop up box at first launch, thus fine
	CFLAGS="$CFLAGS -O2" \
	CXXFLAGS="$CXXFLAGS -O2" \
	cmake -B build -G Ninja \
		-DCMAKE_BUILD_TYPE=None \
		-DCMAKE_INSTALL_PREFIX=/usr \
		-DUSE_SHARED_ENET=ON \
		-DENABLE_LLVM=OFF \
		-DENABLE_GENERIC=$_generic \
		-DDISTRIBUTOR="alpinelinux.org" \
		-DUSE_DISCORD_PRESENCE=OFF \
		-DENABLE_AUTOUPDATE=OFF \
		-DENABLE_ANALYTICS=ON \
		-DUSE_SANITIZERS=OFF \
		-DWITH_SANITIZER=OFF
	cmake --build build
}

check() {
	cd build
	CTEST_OUTPUT_ON_FAILURE=TRUE ctest
}

package() {
	DESTDIR="$pkgdir" cmake --install build

	install -Dm 644 Data/51-usb-device.rules -t "$pkgdir"/usr/lib/udev/rules.d/
}

sha512sums="
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d8153c426e4f9c89a74721cc4a24dfcaf319810f4f10aa25fc972f99da2d96d66bc840cf2f51b756fef6b1ca47e8d2c8633f5862cc24e34d57309ad48802124a  googletest-58d77fa8070e8cec2dc1ed015d66b454c8d78850.tar.gz
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d7c2d0470f34ca32a5970f284934c3467d911b79453d1f62b900fac5a59ad4b991011885b5e1a87c2a815b74eacff1d7ed0bab869bdab93369ce42ccdf3c4475  mgba-89f8873df366a99dfdf40347f72e68763fb50bd9.tar.gz
237bf9c902c23721592bff44b493198bc6b732cbaf4712b1bf56bfe1df76e7290fadec7cccd1694fccd808a1f57b681f696c323ef616f547bb54ddc97c604cea  spirv-cross-50b4d5389b6a06f86fb63a2848e1a7da6d9755ca.tar.gz
10c733446050e205ac7fe5447a1eb982777bc8a4503f6e8080deb4cab3fc68bf064adc4b0efb70ee46c55f3e5053b8f9581c902c8c02dfd1f1a565b146c925bf  VulkanMemoryAllocator-c351692490513cdb0e5a2c925aaf7ea4a9b672f4.tar.gz
73f4e56410ae298ef211ebab52b1a0d3d5bfae91c2de3cd294b56cd0a78ab50e1203b396c7df462f360c1aaaa9392ec5625473d1e9eb084cc64bc813e28d12a1  zlib-ng-0cd70c2aa51ce09460a9027199b422f787d80ffe.tar.gz
9ec0b7b9b8803d8755de0d36d6c8c0d52f198239c9ea7f1be039e77a9c4f0e8799015411de00ae589c1ffce608994bcbf46c024a0b49149ff15a8da48959ea6e  strerror_r.patch
"