# Maintainer: Sven-Hendrik Haase <svenstaro@archlinux.org>
# Contributor: Hurricane Pootis <hurricanepootis@protonmail.com>
# Contributor: John Sowiak <john@archlinux.org>
# Contributor: tobias <tobias@archlinux.org>

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - remove makedepend, optdepend on cuda
#  - remove depend on openimagedenoise, embree, openpgl
#  - set -DWITH_CYCLES_EMBREE=OFF
#  - remove makedepend on hip-runtime-amd
#  - removed Intel OneAPI support

buildarch=8

# For legal reasons, we can't separately package the Optix headers so we'll
# just build the package against them. I checked with NVIDIA and this way is
# fine with them.

pkgname=blender
pkgver=4.2.1
pkgrel=2
epoch=17
pkgdesc="A fully integrated 3D graphics creation suite"
arch=('x86_64')
license=(
  Apache-2.0
  BSD-2-Clause
  BSD-3-Clause
  GPL-2.0-or-later
  GPL-3.0-or-later
  LGPL-2.1-or-later
  MIT
  MPL-2.0
  Zlib
)
url="https://www.blender.org"
depends=(
  'alembic'
  'bash'
  'boost-libs'
  'draco'  # seems to use static lib and should probably only be makedepends
  'expat'
  'ffmpeg'
  'fftw'
  'freetype2'
  'gcc-libs'
  'glew'
  'glibc'
  'gmp'
  'hicolor-icon-theme'
  'imath'
  'jack'  # dlopen'ed
  'jemalloc'
  'level-zero-loader'  # dlopen'ed
  'libepoxy'
  'libharu'
  'libjpeg-turbo'
  'libpng'
  'libsndfile'
  'libspnav'
  'libtiff'
  'libwebp'
  'libx11'
  'libxfixes'
  'libxi'
  'libxkbcommon'
  'libxml2'
  'libxrender'
  'libxxf86vm'
  'llvm-libs'
  'materialx'
  'onetbb'
  'openal'
  'opencollada'
  'opencolorio'
  'openexr'
  'openimageio'
  'openjpeg2'
  'openshadinglanguage'
  'opensubdiv'
  'openvdb'
  'openxr'
  'potrace'
  'pugixml'
  'pystring'
  'python'
  'python-numpy'
  'python-requests'
  'sdl2'  # dlopen'ed
  'shared-mime-info'
  'usd'
  'xdg-utils'
  'yaml-cpp'
  'zlib'
  'zstd'
)
makedepends=(
  'boost'
  'cmake'
  'git'
  'level-zero-headers'
  'libdecor'
  'mold'
  'llvm'
  'mesa'
  'ninja'
  'git-lfs'
  'subversion'
  'wayland-protocols'
)
optdepends=('libdecor: wayland support')
# We're using !lto here as otherwise we get stuff such as FS#77557
options=('!lto')
source=("git+https://projects.blender.org/blender/blender.git#tag=v$pkgver"
        "git+https://projects.blender.org/blender/blender-assets#tag=v$pkgver"
        https://developer.download.nvidia.com/redist/optix/v8.0/OptiX-8.0-Include.zip
        force-draco1.patch
        force-draco2.patch
        blender-4.11-mantaflow-python-3.12.patch
        ffmpeg-7-1.patch
        ffmpeg-7-2.patch)
sha512sums=('20e99edc0a1340064e2afae5c09b60e06bbe11afd9be8765a191e2a08fafb23a51585cb58cbe41919561a6e24fa2df0a63a26a8822b66406b8ff4608879ca851'
            '1e47ca5a824a5d830e95f424ad1c2d066571bd038badfacbb4001632742c1777f62a81e79612a787d5ab0038d2712730b9372bcec44bcac6131734c4430e40b3'
            '5502d9df847de12badc702c0444bd4f1f7620460b2235026df2c3133da1e04c148af0f1fc7f345e9a0c009c32f905f66c8d427743445e8864d3a797cdce6a483'
            'e239da4f3906f1b54265435181cf770bae3d269c8d915df9a73861e6ee71ec70bf2339426e7c81a91e5a567273b3b3742d7a99feefd3398d821b26e1ff3a56d0'
            'c162646eba42ea7112cfb615466c2cbaddac8d254d4a9e91cf887c5bffef1325a983701163223a1fdee091310ac5574a400347aab7f52321825b5fa3d5a9036f'
            '59044954880ce94d7a1da78ccd03e61a9d23382281b2221ca5c9c7eec9caeecf810d10ee07940d5843b7540fa81c00df5a26e8076605410116815e73c60ab9b9'
            'ce67f8cb4857f3cc98759f00c226e1e0f81578a656e5772bd016fd0eee387f1fc0bc8e44b54e4ddef4df226d416f4ba2f7ef9e7ad02db36c968e727c986e3c4e'
            'e1522345d6119ad396f27293b5f67b3a6d1b7352791186a04aeb654f285eeae873937f124461ff8dc9fc8ac5ae820cd8254bd4c3b64dcc06f1e41bee45f9bbe9')

prepare() {
  cd "$pkgname"

  git submodule init
  git config submodule.release/datafiles/assets.url "$srcdir/blender-assets"
  git -c protocol.file.allow=always submodule update

  # Fetch assets from git-lfs
  git -C release/datafiles/assets lfs install --local
  git -C release/datafiles/assets remote add network-origin https://projects.blender.org/blender/blender-assets
  git -C release/datafiles/assets lfs fetch network-origin
  git -C release/datafiles/assets lfs checkout

  # fix draco
  patch -p1 -i "$srcdir"/force-draco1.patch
  patch -p1 -d scripts/addons_core -i "$srcdir"/force-draco2.patch

  # fix fluid sim domain with python 3.12
  # https://gitlab.archlinux.org/archlinux/packaging/packages/blender/-/issues/18
  patch -p1 -i "$srcdir"/blender-4.11-mantaflow-python-3.12.patch

  # fix build with ffmpeg 7
  patch -p1 -i ../ffmpeg-7-1.patch
  patch -p1 -i ../ffmpeg-7-2.patch
}

_get_pyver() {
  python -c 'import sys; print(str(sys.version_info[0]) + "." + str(sys.version_info[1]))'
}

build() {
  # This should fix #13.
  export CXXFLAGS=${CXXFLAGS/-Wp,-D_GLIBCXX_ASSERTIONS/}

  local cmake_options=(
    -B build
    -C "$pkgname/build_files/cmake/config/blender_release.cmake"
    -C "$srcdir/precache"
    -D CMAKE_BUILD_TYPE=Release
    -D CMAKE_INSTALL_PREFIX=/usr
    -D OPTIX_ROOT_DIR="$srcdir"
    -D PYTHON_VERSION="$(_get_pyver)"
    # -D SYCL_CPP_FLAGS=--verbose  # for debugging
    -D SYCL_OFFLINE_COMPILER_PARALLEL_JOBS=8
    -D USD_ROOT_DIR=/usr
    -D WITH_CYCLES_EMBREE=OFF
    -D WITH_INSTALL_PORTABLE=OFF
    -D WITH_PYTHON_INSTALL=OFF
    -G Ninja
    -S "$pkgname"
    -W no-dev
  )

  # CUDA arch 90 is unsupported
  echo 'set(CYCLES_CUDA_BINARIES_ARCH sm_52 sm_53 sm_60 sm_61 sm_62 sm_70 sm_72 sm_75 sm_80 sm_86 sm_87 sm_89 compute_89 CACHE STRING "CUDA architectures to build binaries for" FORCE)' > precache
  echo 'mark_as_advanced(CYCLES_CUDA_BINARIES_ARCH)' >> precache

  cmake "${cmake_options[@]}"
  cmake --build build
}

package() {
  DESTDIR="${pkgdir}" cmake --install build
  cd "$pkgname"

  install -Dm755 release/bin/blender-softwaregl "${pkgdir}/usr/bin/blender-softwaregl"
  python -m compileall "${pkgdir}/usr/share/blender"
  python -O -m compileall "${pkgdir}/usr/share/blender"

  install -Dm644 release/freedesktop/org.blender.Blender.metainfo.xml "${pkgdir}/usr/share/metainfo/org.blender.Blender.metainfo.xml"

  # Manually install draco bindings (See FS#73415)
  mkdir -p "${pkgdir}/usr/lib/python$(_get_pyver)"/
  mv "${pkgdir}"/usr/share/blender/4*/python/lib/* "${pkgdir}"/usr/lib/
  rm -r "${pkgdir}"/usr/share/blender/4*/python

  install -vDm 644 doc/license/{BSD-{2,3}-Clause,MIT,Zlib}-license.txt -t "$pkgdir/usr/share/licenses/$pkgname/"
}