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# Maintainer: Ivan Marquesi Lerner <ivanmlerner@protonmail.com>
pkgname=lc0
pkgver=0.21.4
pkgrel=2
_run="run1"
_nnid=42850
pkgdesc="UCI-compliant chess engine designed to play chess via neural network, \
specifically those of the LeelaChessZero project."
arch=('x86_64')
url="https://lczero.org/"
license=('GPL3')
depends=('protobuf' 'ocl-icd' 'opencl-driver')
makedepends=('meson' 'zlib')
checkdepends=('gtest')
optdepends=("nvidia: Necessary for running on nvidia GPUs"
"cudnn: Neural network library for use with nvidia GPUs"
"openblas: Library for running on CPUs"
"intel-compute-runtime: Intel OpenCL runtime for \
running on intel CPUs"
"amdapp-sdk: AMD OpenCL runtime for running on AMD CPUs"
"xf86-video-amdgpu: AMDGPU driver stack"
"xf86-video-ati: ATI driver stack"
"opencl-mesa: Open AMD runtime for use with AMDGPU \
and ATI driver stacks"
"opencl-amd: AMD proprietary userspace driver \
for AMDGPU driver stack"
"rocm-opencl-runtime: AMD runtime for ROCm GPU driver stack"
"amdgpu-pro-libgl: AMDGPU PRO driver stack"
"opencl-amdgpu-pro-orca: AMD proprietary runtime for legacy \
GPUs on the AMDGPU PRO driver stack"
"opencl-amdgpu-pro-pal: AMD proprietary runtime for the \
AMDGPU PRO driver stack")
install=lc0.install
source=("$pkgname"
"$pkgname-$pkgver.tar.gz::https://github.com/LeelaChessZero/$pkgname/archive/v$pkgver.tar.gz"
"lczero-common-master.tar.gz::https://github.com/LeelaChessZero/lczero-common/archive/master.tar.gz"
"weights_${_run}_${_nnid}.pb.gz::http://data.lczero.org/files/networks/00af53b081e80147172e6f281c01daf5ca19ada173321438914c730370aa4267")
md5sums=('SKIP'
'9f9cbb2f9c63311201150bbe63f45440'
'c793a41a73cd20f8efd964152d6eeb18'
'e7c9e1abec8d859ffdbc89e18340c254')
noextract=('weights_${_run}_${_nnid}.pb.gz')
prepare() {
cp -PRu "$srcdir/lczero-common-master/proto" "$srcdir/$pkgname-$pkgver/libs/lczero-common/"
rm -dr "$srcdir/lczero-common-master"
rm -f "$srcdir/$pkgname-$pkgver/build-cl.cmd"
rm -f "$srcdir/$pkgname-$pkgver/build-cuda.cmd"
rm -f "$srcdir/$pkgname-pkgver/install_openSUSE_lc0.sh"
rm -f "$srcdir/$pkgname-pkgver/windows_build.md"
}
build() {
cd "$pkgname-$pkgver"
sh build.sh
}
check() {
cd "$pkgname-$pkgver/build/release"
gtester chessboard_test
gtester encoder_test
gtester hashcat_test
gtester optionsparser_test
gtester position_test
gtester syzygy_test
}
package() {
install -Dm755 "$srcdir/$pkgname" "$pkgdir/usr/bin/$pkgname"
install -Dm755 "$srcdir/$pkgname-$pkgver/build/release/$pkgname" "$pkgdir/usr/lib/$pkgname/$pkgname"
install -Dm644 "$srcdir/weights_${_run}_${_nnid}.pb.gz" "$pkgdir/usr/lib/$pkgname/weights_${_run}_${_nnid}.pb.gz"
}
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