pkgname=upbge-git
pkgver=72419.51e8bf4798
pkgrel=1
pkgdesc="Uchronia Project Blender Game Engine fork of Blender Game Engine"
arch=('i686' 'x86_64')
url="https://upbge.org/"
depends=('libgl' 'python' 'desktop-file-utils' 'hicolor-icon-theme'
	'ffmpeg' 'fftw' 'openal' 'freetype2' 'libxi' 'openimageio' 'opencolorio'
	'openshadinglanguage' 'libtiff' 'libpng')
optdepends=('cuda: CUDA support in Cycles')
makedepends=('git' 'cmake' 'boost' 'mesa')
provides=('blender')
conflicts=('blender')
license=('GPL')
install=upbge.install
# NOTE: the source array has to be kept in sync with .gitmodules
# the submodules has to be stored in path ending with git to match
# the path in .gitmodules.
# More info:
#   http://wiki.blender.org/index.php/Dev:Doc/Tools/Git
source=('git://github.com/UPBGE/blender.git' \
	'blender-addons.git::git://git.blender.org/blender-addons.git' \
	'blender-addons-contrib.git::git://git.blender.org/blender-addons-contrib.git' \
	'blender-translations.git::git://git.blender.org/blender-translations.git' \
	'blender-dev-tools.git::git://git.blender.org/blender-dev-tools.git' \
	upbge.desktop)
md5sums=('SKIP' 'SKIP' 'SKIP' 'SKIP' 'SKIP' '47e5bbe93fc221066882947211ff7812')

# determine whether we can precompile CUDA kernels
_CUDA_PKG=`pacman -Qq cuda 2>/dev/null` || true
if [ "$_CUDA_PKG" != "" ]; then
	_EXTRAOPTS="-DWITH_CYCLES_CUDA_BINARIES=ON \
		-DCUDA_TOOLKIT_ROOT_DIR=/opt/cuda"
fi

pkgver() {
	cd "$srcdir/blender"
	printf "%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short HEAD)"
}

prepare() {
	cd "$srcdir/blender"
	# update the submodules
	git submodule update --init --recursive
	git submodule foreach git checkout master
	git submodule foreach git pull --rebase origin master
}

build() {
	mkdir -p "$srcdir/blender-build"
	cd "$srcdir/blender-build"

	cmake "$srcdir/blender" \
		-DCMAKE_INSTALL_PREFIX=/usr \
		-DWITH_INSTALL_PORTABLE=OFF \
		-DWITH_GAMEENGINE=ON \
		-DWITH_PLAYER=ON \
		-DWITH_OPENCOLORIO=ON \
		-DWITH_FFTW3=ON \
		-DWITH_SYSTEM_GLEW=ON \
		-DWITH_CODEC_FFMPEG=ON \
		-DWITH_PYTHON_INSTALL=OFF \
		-DPYTHON_VERSION=3.7m \
		-DWITH_MOD_OCEANSIM=ON \
		$_EXTRAOPTS
	make
}

package() {
	cd "$srcdir/blender-build"
	make DESTDIR="$pkgdir" install
	install -D -m644 "$srcdir"/upbge.desktop \
		"$pkgdir"/usr/share/applications/upbge.desktop

	if [ -e "$pkgdir"/usr/share/blender/*/scripts/addons/cycles/lib/ ] ; then
		# make sure the cuda kernels are not stripped
		chmod 444 "$pkgdir"/usr/share/blender/*/scripts/addons/cycles/lib/*
	fi
}