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guru/media-libs/embree/embree-3.13.0.ebuild
Ross Charles Campbell 9f7d93e170 media-libs/embree: New Package
Package-Manager: Portage-3.0.19, Repoman-3.0.3
Signed-off-by: Ross Charles Campbell <rossbridger.cc@gmail.com>
2021-06-06 04:05:10 +08:00

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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit cmake flag-o-matic linux-info toolchain-funcs
DESCRIPTION="Collection of high-performance ray tracing kernels"
HOMEPAGE="https://github.com/embree/embree"
LICENSE="Apache-2.0"
KEYWORDS="~amd64 ~arm ~arm64 ~x86 -*"
SRC_URI="https://github.com/embree/embree/archive/v${PV}.tar.gz -> ${P}.tar.gz"
SLOT="3"
ARM_CPU_FLAGS=( neon:neon )
X86_CPU_FLAGS=( sse2:sse2 sse4_2:sse4_2 avx:avx avx2:avx2 avx512dq:avx512dq )
CPU_FLAGS=( ${ARM_CPU_FLAGS[@]/#/cpu_flags_arm_} ${X86_CPU_FLAGS[@]/#/cpu_flags_x86_} )
IUSE="+compact-polys ispc raymask ssp static-libs +tbb tutorial ${CPU_FLAGS[@]%:*}"
BDEPEND="
virtual/pkgconfig
"
RDEPEND="
amd64? ( ispc? ( dev-lang/ispc ) )
x86? ( ispc? ( dev-lang/ispc ) )
media-libs/glfw
tbb? ( dev-cpp/tbb )
tutorial? (
media-libs/libpng:0=
media-libs/openimageio
virtual/jpeg:0
)
virtual/opengl
"
DEPEND="${RDEPEND}"
REQUIRED_USE="
arm? ( !ispc )
arm64? ( !ispc )"
DOCS=( CHANGELOG.md README.md readme.pdf )
CMAKE_BUILD_TYPE=Release
pkg_setup() {
CONFIG_CHECK="~TRANSPARENT_HUGEPAGE"
WARNING_TRANSPARENT_HUGEPAGE="Not enabling Transparent Hugepages (CONFIG_TRANSPARENT_HUGEPAGE) will impact rendering performance."
linux-info_pkg_setup
}
src_prepare() {
cmake_src_prepare
# disable RPM package building
sed -e 's|CPACK_RPM_PACKAGE_RELEASE 1|CPACK_RPM_PACKAGE_RELEASE 0|' \
-i CMakeLists.txt || die
}
src_configure() {
local mycmakeargs=(
-DBUILD_TESTING=OFF
-DCMAKE_SKIP_INSTALL_RPATH=ON
-DEMBREE_IGNORE_CMAKE_CXX_FLAGS=OFF
-DEMBREE_BACKFACE_CULLING=OFF # default
-DEMBREE_FILTER_FUNCTION=ON # default
-DEMBREE_GEOMETRY_CURVE=ON # default
-DEMBREE_GEOMETRY_GRID=ON # default
-DEMBREE_GEOMETRY_INSTANCE=ON # default
-DEMBREE_GEOMETRY_POINT=ON # default
-DEMBREE_GEOMETRY_QUAD=ON # default
-DEMBREE_GEOMETRY_SUBDIVISION=ON # default
-DEMBREE_GEOMETRY_TRIANGLE=ON # default
-DEMBREE_GEOMETRY_USER=ON # default
-DEMBREE_IGNORE_INVALID_RAYS=OFF # default
-DEMBREE_ISPC_SUPPORT=$(usex ispc)
-DEMBREE_RAY_MASK=$(usex raymask)
-DEMBREE_RAY_PACKETS=ON # default
-DEMBREE_STACK_PROTECTOR=$(usex ssp)
-DEMBREE_STATIC_LIB=$(usex static-libs)
-DEMBREE_COMPACT_POLYS=$(usex compact-polys)
-DEMBREE_STAT_COUNTERS=OFF
-DEMBREE_TASKING_SYSTEM=$(usex tbb "TBB" "INTERNAL")
-DEMBREE_TUTORIALS=$(usex tutorial) )
if use tutorial; then
mycmakeargs+=(
-DEMBREE_ISPC_ADDRESSING=64
-DEMBREE_TUTORIALS_LIBJPEG=ON
-DEMBREE_TUTORIALS_LIBPNG=ON
-DEMBREE_TUTORIALS_OPENIMAGEIO=ON
)
fi
# Set supported ISA
mycmakeargs+=(
-DEMBREE_MAX_ISA=NONE
-DEMBREE_ISA_NEON=$(usex cpu_flags_arm_neon)
-DEMBREE_ISA_AVX512=$(usex cpu_flags_x86_avx512dq)
-DEMBREE_ISA_AVX2=$(usex cpu_flags_x86_avx2)
-DEMBREE_ISA_AVX=$(usex cpu_flags_x86_avx)
-DEMBREE_ISA_SSE42=$(usex cpu_flags_x86_sse4_2)
-DEMBREE_ISA_SSE2=$(usex cpu_flags_x86_sse2)
)
tc-export CC CXX
cmake_src_configure
}
src_install() {
cmake_src_install
doenvd "${FILESDIR}"/99${PN}${SLOT}
}