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# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack.package import *
class Embree(CMakePackage):
"""Intel Embree High Performance Ray Tracing Kernels"""
homepage = "https://embree.org"
url = "https://github.com/embree/embree/archive/v3.7.0.tar.gz"
maintainers = ["aumuell"]
version("3.13.1", sha256="00dbd852f19ae2b95f5106dd055ca4b304486436ced0ccf842aec4e38a4df425")
version("3.13.0", sha256="4d86a69508a7e2eb8710d571096ad024b5174834b84454a8020d3a910af46f4f")
version("3.12.2", sha256="22a527622497e07970e733f753cc9c10b2bd82c3b17964e4f71a5fd2cdfca210")
version("3.12.1", sha256="0c9e760b06e178197dd29c9a54f08ff7b184b0487b5ba8b8be058e219e23336e")
version("3.12.0", sha256="f3646977c45a9ece1fb0cfe107567adcc645b1c77c27b36572d0aa98b888190c")
version("3.11.0", sha256="2ccc365c00af4389aecc928135270aba7488e761c09d7ebbf1bf3e62731b147d")
version("3.10.0", sha256="f1f7237360165fb8859bf71ee5dd8caec1fe02d4d2f49e89c11d250afa067aff")
version("3.9.0", sha256="53855e2ceb639289b20448ae9deab991151aa5f0bc7f9cc02f2af4dd6199d5d1")
version("3.8.0", sha256="40cbc90640f63c318e109365d29aea00003e4bd14aaba8bb654fc1010ea5753a")
version("3.7.0", sha256="2b6300ebe30bb3d2c6e5f23112b4e21a25a384a49c5e3c35440aa6f3c8d9fe84")
# default to Release, as RelWithDebInfo creates a lot of overhead
variant(
"build_type",
default="Release",
description="CMake build type",
values=("Debug", "Release", "RelWithDebInfo", "MinSizeRel"),
)
variant("ispc", default=True, description="Enable ISPC support")
depends_on("ispc", when="+ispc", type="build")
depends_on("tbb")
def cmake_args(self):
spec = self.spec
args = [
"-DBUILD_TESTING=OFF",
"-DEMBREE_TUTORIALS=OFF",
"-DEMBREE_IGNORE_CMAKE_CXX_FLAGS=ON",
self.define_from_variant("EMBREE_ISPC_SUPPORT", "ispc"),
# code selection and defines controlling namespace names are based on
# defines controlled by compiler flags, so disable ISAs below compiler
# flags chosen by spack
self.define("EMBREE_ISA_SSE2", "sse4_2" not in spec.target),
self.define("EMBREE_ISA_SSE42", "avx" not in spec.target),
self.define("EMBREE_ISA_AVX", "avx2" not in spec.target),
self.define("EMBREE_ISA_AVX2", "avx512" not in spec.target),
self.define("EMBREE_ISA_AVX512SKX", True),
]
if spec.satisfies("%gcc@:7"):
# remove unsupported -mprefer-vector-width=256, otherwise copied
# from common/cmake/gnu.cmake
args.append(
"-DFLAGS_AVX512SKX=-mavx512f -mavx512dq -mavx512cd"
" -mavx512bw -mavx512vl -mf16c -mavx2 -mfma -mlzcnt"
" -mbmi -mbmi2"
)
return args
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