PKGBUILD


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# Maintainer: Scott Cheng <aur@chengscott.io>
# Contributor: Alexander F. Rødseth <xyproto@archlinux.org>
# Contributor: flovo <flovo-git-commit@f-voegele.de>

pkgname=katago-cuda
_pkgname=katago
pkgver=1.14.1
pkgrel=2
pkgdesc='Baduk engine with no human-provided knowledge'
arch=(x86_64)
provides=($_pkgname)
conflicts=($_pkgname)
url='https://github.com/lightvector/KataGo'
license=(MIT)
depends=(libzip)
makedepends=(cmake cuda cudnn ninja)
source=("${pkgname}-${pkgver}.tar.gz"::"${url}/archive/refs/tags/v${pkgver}.tar.gz"
        # Strongest confidently-rated network
        "https://media.katagotraining.org/uploaded/networks/models/kata1/kata1-b18c384nbt-s9131461376-d4087399203.bin.gz"
        # Latest network
        "https://media.katagotraining.org/uploaded/networks/models/kata1/kata1-b18c384nbt-s9555257600-d4198296303.bin.gz")
sha256sums=('1a80d7fbd2b3a2684049afe61407d2276f6faf1dd1ca3f886cdb07c170c08e65'
            'd266f19b4497ed19a72285a422813d8ee97e91d8a0b56f27585d0c02e61c9d38'
            '30ff9a4f20f3f3cc40ba174187d87541e8becdd0dff54b12db7dfa24a3837d1e')
_model_source=("${source[@]:1}")
_model=("${_model_source[@]##*/}")
noextract=("${_model[@]}")

build() {
  cmake \
    -S "KataGo-${pkgver}/cpp" \
    -B build \
    -D CMAKE_BUILD_TYPE=Release \
    -D CMAKE_INSTALL_PREFIX=/usr \
    -D USE_BACKEND=CUDA \
    -D NO_GIT_REVISION=1 \
    -G Ninja
  cmake --build build
}

package() {
  install -Dm755 build/katago "${pkgdir}/usr/bin/katago"
  install -Dm644 "KataGo-${pkgver}/LICENSE" "${pkgdir}/usr/share/licenses/${_pkgname}/LICENSE"
  # install models
  for mi in "${_model[@]}"; do
      install -Dm644 "${mi}" "${pkgdir}/usr/share/${_pkgname}/${mi}"
  done
}