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

# Configuration
# 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-sdk)
}

pkgname=luxcorerender
pkgver=2.7
_rel="beta1"
[ -n "${_rel}" ] && _pkgver=${pkgver}${_rel} && pkgver+=".${_rel}" || _pkgver=${pkgver}
_name=LuxCore-${pkgname}_v${_pkgver}
pkgrel=1
epoch=2
pkgdesc="Physically correct, unbiased rendering engine."
arch=('x86_64')
url="https://www.luxcorerender.org/"
license=('Apache')
depends+=(blosc boost-libs embree3 glfw gtk3 openimagedenoise openimageio openvdb fmt9 python spdlog)
optdepends+=("pyside2: for pyluxcoretools gui")
makedepends+=(boost cmake doxygen git ninja pyside2-tools pyside6-tools-wrappers)
provides=(luxrays)
options=('!lto')
source=("https://github.com/LuxCoreRender/LuxCore/archive/${pkgname}_v${_pkgver}.tar.gz"
        "0001-glfw.patch"
        "0002-boost107400.patch"
        "0003-python.patch"
        "0004-cpplib.patch"
        "0005-clang-isnan-isinf.patch"
        "0006-openexr3.patch"
        "0007-silence-compiler-warnings.patch"
        "0008-silence-preprocessing.patch"
        "0009-openvdb.patch"
        "0010-openimageio.patch"
        "0011-opencolorio.patch"
        "0012-boost179-fstream.patch"
        "0013-spdlog.patch"
        "0014-fmt9.patch"
        )
sha256sums=('24adaf0da781921ed18c2aee55468ee94138db023e5cff95a5ede0fb394f8c09'
            '818366af720ef49b57c604791caeef0dc5dccf549b764001fdfe2be5016296d6'
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            'd8c24fc0f32883b0a97191b3eb5d0d4bcb4d8c2790d8786902ea4dbbb36eff43'
            '010f1a88c238a00e5ea035766514a7fe5c45dc45f247a2240821b10ffb30b6dd'
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            'e4ad9b7a0b77e0ca00136159f8f7c8e5940d26918421f18114ad5657fbf32359')
b2sums=('0f6203610dbef2fd2d43c6465502459337eb99da00b494d7bfcab245b8fdb3d9f9179018e6d9b2f927024f6a21fba4d5cfb51e9e14049d1a56ce8aabaea2312d'
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        '56fa362f1a79e735377b85b1a5303d0761b0b022b9b4a6063af8aee19643bcef0663105cefd969e746ace5cf7e13f3d0da2b7fc696ba0b500f2c21bb57f1bddb'
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        '1d434b3eb400af3b4db9ad1fd3f40d8cfcae6d7adcb0912f3fb243f5f824f1df72b6ccd044fc22d7ca5b7476e58ce3ffce0eadbe5d9e8f5a07ab9fcecc85b776'
        '34176c1fd0e8e22daab5a986b67a6732170376a618a2e59cf0a3b6ca33c6f1407f61c8a1c92f00cdce1bee850ade295d8092691191d4c2c7cbc05016c4c791d6'
        '084628e44473a2ddb5fdcffb5ddab5dabf02aee46de01a3a0f22f0ffab958be3980494078a7b4b2fcd2168a4d048de13ac14cecd26dda97ff00037e41ca50c11')

prepare() {
  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=SC2086
  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: