#!/hint/bash
# Maintainer : bartus <arch-user-repoᘓbartus.33mail.com>

# Configuration
_fragment=${FRAGMENT:-#branch=master}
# shellcheck disable=SC2015
((DISABLE_OPENCL)) && {
  CMAKE_FLAGS+=("-DLUXRAYS_DISABLE_OPENCL=ON")
} || {
  depends+=(opencl-icd-loader)
  makedepends+=(opencl-headers)
  optdepends+=("opencl-driver: for gpu acceleration")
}
# shellcheck disable=SC2015
((DISABLE_CUDA||DISABLE_OPENCL)) && {
  CMAKE_FLAGS+=("-DLUXRAYS_DISABLE_CUDA=ON")
} || {
  makedepends+=(cuda)
}

_name="luxcorerender"
pkgname=${_name}-git
pkgver=2.7.beta1.r1.ga061ca97e
epoch=2
pkgrel=1
pkgdesc="Physically correct, unbiased rendering engine."
arch=('x86_64')
url="https://www.luxcorerender.org/"
license=('Apache')
depends+=(blosc boost-libs embree3 glfw gtk3 openimagedenoise openimageio openvdb fmt9 python spdlog)
optdepends+=("pyside2: for pyluxcoretools gui")
makedepends+=(boost cmake doxygen git ninja pyside2-tools pyside6-tools-wrappers)
conflicts=(luxcorerender)
provides=(luxrays "luxcorerender=${pkgver%.r*}")
options=('!buildflags')
source=("${_name}::git+https://github.com/LuxCoreRender/LuxCore.git${_fragment}"
        "01-glfw.patch"
        "02-boost107400.patch::https://github.com/LuxCoreRender/LuxCore/pull/483.patch"
        "03-python.patch"
        "05-clang-isnan-isinf.patch"
        "06-openexr3.patch"
        "07-silence-compiler-warnings.patch"
        "08-silence-preprocessing.patch"
        "09-openvdb.patch"
        "10-spdlog.patch"
        "11-openimageio.patch"
        "11-opencolorio.patch"
        "12-boost179-fstream.patch"
        "13-sdlog.patch"
        "14-fmt9.patch"
        )
sha256sums=('SKIP'
            '4e04c3eb653f00d2389aff8e7fda2d244e258cbca3a22e32c13388a3984e4bb1'
            'f5fc0bbeb09c95750da6ca668ea2f26b84998c57c9abb8ac0a3d96131017f66d'
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            'e4ad9b7a0b77e0ca00136159f8f7c8e5940d26918421f18114ad5657fbf32359')
b2sums=('SKIP'
        '2903992389c61fc4720cde8a011d0b637de647a7c9e701609968c01a8ab904277dfb27a90179d4cfcf98382973542e59d1384580236c25f6568aaa7b6ba90528'
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        '8539531d52cbe02edd600ae02d179888a36ef0caac806c6951a7a68404bf5575e5afc451d1f6b250b6e3970d088a25396f26a442ef01e3af98ae338a9fd1dc76'
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        '1d434b3eb400af3b4db9ad1fd3f40d8cfcae6d7adcb0912f3fb243f5f824f1df72b6ccd044fc22d7ca5b7476e58ce3ffce0eadbe5d9e8f5a07ab9fcecc85b776'
        '7a3d9b0e29993c6c34166c0b582a1d464751c0e5c46f643a4ee3fcd1e1dbad98e935dc4ce4d6de3e419d94f46b12514214806abe91722c880bf251c9de8ee953'
        '084628e44473a2ddb5fdcffb5ddab5dabf02aee46de01a3a0f22f0ffab958be3980494078a7b4b2fcd2168a4d048de13ac14cecd26dda97ff00037e41ca50c11')

pkgver() {
# shellcheck disable=SC2164
  cd "${srcdir}/${_name}"
# shellcheck disable=SC2015
  git describe --long --tags --match luxcorerender* | sed 's/^luxcorerender_v//;s/\(alpha\|beta\|rc\)/\.\1/;s/\([^-]*-g\)/r\1/;s/-/./g'
}


prepare() {
  #git -C "${srcdir}/${_name}" revert --no-commit 5d963d0b32a30d76ac193e8198647b74cd9a2e12
  for patch in "${srcdir}"/*.patch; do
    msg2  "apply $patch..."
    patch -Np1 -d "${srcdir}"/${_name} -i "$patch"
  done
}

build() {
  _pyver=$(python -c "from sys import version_info; print(\"%d%d\" % (version_info.major,version_info.minor))")
  CMAKE_FLAGS+=("-DPYTHON_V=${_pyver}")
  cmake "${CMAKE_FLAGS[@]}" -S "${srcdir}"/${_name} -B build -G Ninja
# shellcheck disable=SC2046
  ninja $(grep -oP -- '-+[A-z]+ ?[0-9]*'<<<"${MAKEFLAGS:--j1}") -C "${srcdir}/build"
}

package() {
  cd "${srcdir}"/build

  install -d -m755 "${pkgdir}"/usr/{bin,include,lib}
  install -m755 bin/* "${pkgdir}"/usr/bin
  install -m644 lib/* "${pkgdir}"/usr/lib
  cp -a "${srcdir}"/${_name}/include "${pkgdir}"/usr
  for file in "${pkgdir}"/usr/include/*/*.in; do mv "$file" "${file%.in}"; done

  # install pyluxcore to the Python search path
  #  _pypath=`pacman -Ql python | sed -n '/\/usr\/lib\/python[^\/]*\/$/p' | cut -d" " -f 2`
  _pypath=$(python -c 'from sys import version_info;print("/usr/lib/python{}.{}".format(version_info.major,version_info.minor))')
  install -d -m755 "${pkgdir}/${_pypath}"
  mv "${pkgdir}"/usr/lib/pyluxcore.so "${pkgdir}/${_pypath}"
}
# vim:set ts=2 sw=2 et: