# Contributor: Bart Ribbers <bribbers@disroot.org>
# Maintainer: Bart Ribbers <bribbers@disroot.org>
pkgname=dolphin-emu
pkgver=5.0_git20220817
pkgrel=1
_commit="86d760b8143989627bdff1be4474ce2fe59db8e9"
_commit_libspng="dc5b1032c08efac68ad30170f7ccbf0aa8dd55c9"
_commit_mgba="40d4c430fc36caeb7ea32fd39624947ed487d2f2"
_commit_spirv="50b4d5389b6a06f86fb63a2848e1a7da6d9755ca"
_commit_zlib="a406284705a462939c7a634119884a31b87d6af9"
 # 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
	hidapi-dev
	libevdev-dev
	libpng-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
	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/mgba-emu/mgba/archive/$_commit_mgba/mgba-$_commit_mgba.tar.gz
	https://github.com/randy408/libspng/archive/$_commit_libspng/libspng-$_commit_libspng.tar.gz
	https://github.com/KhronosGroup/SPIRV-Cross/archive/$_commit_spirv/spirv-cross-$_commit_spirv.tar.gz
	https://github.com/zlib-ng/zlib-ng/archive/$_commit_zlib/zlib-ng-$_commit.tar.gz
	"
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/libspng/libspng
	mv "$srcdir"/libspng-$_commit_libspng Externals/libspng/libspng

	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

	# 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
	#
	# Vulkan's API is not backwards-compatible
	# New release dropped VK_PRESENT_MODE_RANGE_SIZE_KHR
	# but Dolphin still relies on it
	# See e.g. https://bugs.gentoo.org/729832

	KEEP_SOURCES="
		Bochs_disasm
		FatFs
		FreeSurround
		Vulkan
		cpp-optparse
		cubeb
		fmt
		glslang
		gtest
		imgui
		libspng
		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

	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 \ # opt-in, a pop up box at first launch, thus fine
	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="
0ecbf79562ecaf5bb2976e2594a73a9977aeced0cc608712106763278330a90d4b4c13b12beae84275380c83a5700dbe28601d785fb8b366084593c8295b63df  dolphin-emu-86d760b8143989627bdff1be4474ce2fe59db8e9.tar.gz
26d7b60cbc7415652bb9ca2a42ccd532856867db57bf6dd91d8204551970109b6b9f4a96c42d643ea96b9d071d6aec924d3c1bb79c251c95183b7fb8536456c9  mgba-40d4c430fc36caeb7ea32fd39624947ed487d2f2.tar.gz
1931c8e8ce17926fa21fb167828a20aa7cca22090c6c82b1b28c8fa0024ede235128309148be661f39d80bea20e16cc36e19cd2673490daf01e5eb6f5461da01  libspng-dc5b1032c08efac68ad30170f7ccbf0aa8dd55c9.tar.gz
237bf9c902c23721592bff44b493198bc6b732cbaf4712b1bf56bfe1df76e7290fadec7cccd1694fccd808a1f57b681f696c323ef616f547bb54ddc97c604cea  spirv-cross-50b4d5389b6a06f86fb63a2848e1a7da6d9755ca.tar.gz
8f6eea6bb938551b64906138fab640446d80e1be34b3e1a07e9c4ed5a6d9e28218b580663a1453156928065749d65041503d69ce06f560886ee0dc3d90350de5  zlib-ng-86d760b8143989627bdff1be4474ce2fe59db8e9.tar.gz
"