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# Maintainer: Alex Hirzel <alex at hirzel period us>
pkgname=mitsuba3-git
pkgver=3.1.1.r3.g16a6abaf
pkgrel=2
pkgdesc="A Retargetable Forward and Inverse Renderer"
arch=('x86_64')
url="https://www.mitsuba-renderer.org/"
license=('custom')
depends=('libpng' 'libjpeg-turbo' 'libc++' 'pybind11' 'pugixml' 'cuda' 'python-pytorch' 'python-pytest')
makedepends=('clang' 'git' 'cmake' 'ninja' 'patchelf' 'python' 'graphviz' 'python-sphinx' 'python-sphinx-tabs' 'python-sphinx-hoverxref' 'python-sphinxcontrib-youtube' 'python-sphinx_design' 'python-nbsphinx' 'python-sphinx-gallery' 'python-sphinx-copybutton' 'python-sphinx-furo')
source=(
'git+https://github.com/fastfloat/fast_float'
'git+https://github.com/intel/IntelSEAPI'
'git+https://github.com/mitsuba-renderer/asmjit'
'git+https://github.com/mitsuba-renderer/cmake-defaults'
'git+https://github.com/mitsuba-renderer/drjit'
'git+https://github.com/mitsuba-renderer/drjit-core'
'git+https://github.com/mitsuba-renderer/embree'
'git+https://github.com/mitsuba-renderer/mitsuba3.git'
'git+https://github.com/mitsuba-renderer/mitsuba-data'
'git+https://github.com/mitsuba-renderer/mitsuba-tutorials'
'git+https://github.com/mitsuba-renderer/nanogui'
'git+https://github.com/mitsuba-renderer/nanothread'
'git+https://github.com/mitsuba-renderer/openexr'
'git+https://github.com/mitsuba-renderer/tinyformat'
'git+https://github.com/Tessil/robin-map'
'git+https://github.com/wjakob/glfw'
'git+https://github.com/wjakob/nanovg'
'git+https://github.com/wjakob/nanovg_metal'
'pybind11.patch'
'dependencies.patch'
'test_scene.xml'
)
md5sums=(
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'SKIP'
'9591ce4762b4bc3656eba529b608f067'
'b034d6ba2c9c5bbf66d3f7e9f6c9c46e'
'1e1daddd0a6431bb524402eedc8d51c7'
)
pkgver() {
git -C "$srcdir/${pkgname%-git}" describe --long --tags --always | sed -r 's/^v//;s/([^-]*-g)/r\1/;s/-/./g'
}
prepare() {
cd "$srcdir/${pkgname%-git}"
# map submodules from sources list into the project structure
# this list contains folder name -> path mappings, and since there is
# nesting we need to be careful to 'cd' to the correct parent repository
# when calling "submodule update"
for clone_path in \
"asmjit ext/asmjit" \
"drjit ext/drjit " \
"drjit-core ext/drjit/ext/drjit-core" \
"robin-map ext/drjit/ext/drjit-core/ext/robin_map" \
"nanothread ext/drjit/ext/drjit-core/ext/nanothread" \
"cmake-defaults ext/drjit/ext/drjit-core/ext/nanothread/ext/cmake-defaults" \
"embree ext/embree" \
"fast_float ext/fastfloat" \
"IntelSEAPI ext/ittnotify" \
"nanogui ext/nanogui" \
"glfw ext/nanogui/ext/glfw" \
"nanovg ext/nanogui/ext/nanovg" \
"nanovg_metal ext/nanogui/ext/nanovg_metal" \
"openexr ext/openexr" \
"tinyformat ext/tinyformat" \
"mitsuba-data resources/data" \
"mitsuba-tutorials tutorials" \
; do
clone_path=( $clone_path ); # string to array
clone=${clone_path[0]}; # first path from above - the cloned folder from PKGBUILD
full_repo_path=${clone_path[1]}; # second path from above - where it's used in git tree
# split full_repo_path into sections, e.g.
# [ext/drjit/ext/drjit-core/ext/nanothread] / [ext/cmake-defaults]
# ^ repo_with_submodule ^ submodule_path_within_repo
repo_with_submodule=$(dirname $(dirname $full_repo_path))
submodule_path_within_repo=$(basename $(dirname $full_repo_path))/$(basename $full_repo_path)
git config submodule.$full_repo_path.url $srcdir/$clone
pushd $repo_with_submodule > /dev/null
git config submodule.$full_repo_path.url $srcdir/$clone
git -c protocol.file.allow=always submodule update --init $submodule_path_within_repo
popd > /dev/null
done
pushd "$srcdir/mitsuba3" > /dev/null
git restore . # in case it was already applied
git apply -v "$srcdir/dependencies.patch"
rm -rf ext/libjpeg ext/libpng ext/pugixml ext/zlib
popd > /dev/null
pushd "$srcdir/mitsuba3/ext/drjit/ext/drjit-core/ext/nanothread/ext/cmake-defaults" > /dev/null
git restore . # in case it was already applied
git apply -v "$srcdir/pybind11.patch"
popd > /dev/null
# generate the mitsuba.conf file with desired renderers
# NOTE: change this if you want to build something else
mkdir -p "$srcdir/build"
#cat "$srcdir/${pkgname%-git}"/resources/mitsuba.conf.template \
# | sed '/@INSERT_CONFIGURATIONS_HERE@/s/.*/"scalar_mono", "scalar_mono_double", "scalar_mono_polarized", "scalar_mono_polarized_double", "scalar_rgb", "scalar_rgb_double", "scalar_rgb_polarized", "scalar_rgb_polarized_double", "scalar_spectral", "scalar_spectral_double", "scalar_spectral_polarized", "scalar_spectral_polarized_double", "llvm_mono", "llvm_mono_double", "llvm_mono_polarized", "llvm_mono_polarized_double", "llvm_rgb", "llvm_rgb_double", "llvm_rgb_polarized", "llvm_rgb_polarized_double", "llvm_spectral", "llvm_spectral_double", "llvm_spectral_polarized", "llvm_spectral_polarized_double", "llvm_ad_mono", "llvm_ad_mono_double", "llvm_ad_mono_polarized", "llvm_ad_mono_polarized_double", "llvm_ad_rgb", "llvm_ad_rgb_double", "llvm_ad_rgb_polarized", "llvm_ad_rgb_polarized_double", "llvm_ad_spectral", "llvm_ad_spectral_double", "llvm_ad_spectral_polarized", "llvm_ad_spectral_polarized_double", "cuda_mono", "cuda_mono_double", "cuda_mono_polarized", "cuda_mono_polarized_double", "cuda_rgb", "cuda_rgb_double", "cuda_rgb_polarized", "cuda_rgb_polarized_double", "cuda_spectral", "cuda_spectral_double", "cuda_spectral_polarized", "cuda_spectral_polarized_double", "cuda_ad_mono", "cuda_ad_mono_double", "cuda_ad_mono_polarized", "cuda_ad_mono_polarized_double", "cuda_ad_rgb", "cuda_ad_rgb_double", "cuda_ad_rgb_polarized", "cuda_ad_rgb_polarized_double", "cuda_ad_spectral", "cuda_ad_spectral_double", "cuda_ad_spectral_polarized", "cuda_ad_spectral_polarized_double"/' \
# > "$srcdir/build/mitsuba.conf"
}
build() {
cmake -S "$srcdir/${pkgname%-git}" \
-B "$srcdir/build" -G Ninja \
-DCMAKE_C_COMPILER=clang \
-DCMAKE_CXX_COMPILER=clang++ \
-DCMAKE_MODULE_PATH:PATH="$(pybind11-config --cmakedir)" \
-DCMAKE_INSTALL_PREFIX:PATH="$pkgdir/usr"
ninja -C "$srcdir/build" ${MAKEFLAGS:--j1}
ninja -C "$srcdir/build" mkdoc
}
check() {
"$srcdir/build/mitsuba" "$srcdir/test_scene.xml"
}
package() {
pkgusr="$pkgdir/usr"
pkglib="$pkgusr/lib/$pkgname"
binary_name="mitsuba"
cd "$srcdir/${pkgname%-git}"
install -Dm644 LICENSE "$pkgusr/share/licenses/$pkgname/LICENSE"
# for now, we manually pick things out of the build folder rather than using
# the install. may need to separate out DrJit later...
cd "$srcdir/build"
install -Dm755 mitsuba "$pkgusr/bin/$binary_name"
for so in *.so plugins/*.so; do
install -Dm755 "$so" "$pkglib/$so"
done
# make sure Mitsuba finds its copies of libraries
patchelf --set-rpath "\$ORIGIN/../lib/$pkgname" "$pkgusr/bin/$binary_name"
# install data (mitsuba searches for it here by default)
cp -R "$srcdir/build/data" "$pkgusr/lib/$pkgname/data"
# install documentation
mkdir -p "$pkgdir/usr/share/doc/$pkgname"
cp -R "$srcdir/build/html" "$pkgdir/usr/share/doc/$pkgname"
rm -rf "$pkgdir/usr/share/doc/$pkgname/html/.doctrees" # not needed
# install python modules
local site_packages=$(python -c "import site; print(site.getsitepackages()[0])")
mkdir -p "$pkgdir$site_packages"
cp -R python/* "$pkgdir$site_packages"
# remove rpath from libraries - hard-coded to build path by default
for so in "$pkglib/*.so" "$pkglib/plugins/*.so" "$pkgdir$site_packages/drjit/*.so" "$pkgdir$site_packages/mitsuba/*.so"; do
patchelf --remove-rpath $so
done
}
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