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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")
license("Apache-2.0")
version("4.3.0", sha256="baf0a57a45837fc055ba828a139467bce0bc0c6a9a5f2dccb05163d012c12308")
version("4.2.0", sha256="b0479ce688045d17aa63ce6223c84b1cdb5edbf00d7eda71c06b7e64e21f53a0")
version("4.1.0", sha256="117efd87d6dddbf7b164edd94b0bc057da69d6422a25366283cded57ed94738b")
version("4.0.1", sha256="1fa3982fa3531f1b6e81f19e6028ae8a62b466597f150b853440fe35ef7c6c06")
version("4.0.0", sha256="bb967241f9516712a9f8e399ed7f756d7baeec3c85c223c0005ede8b95c9fa61")
version("3.13.5", sha256="b8c22d275d9128741265537c559d0ea73074adbf2f2b66b0a766ca52c52d665b")
version("3.13.4", sha256="e6a8d1d4742f60ae4d936702dd377bc4577a3b034e2909adb2197d0648b1cb35")
version("3.13.3", sha256="74ec785afb8f14d28ea5e0773544572c8df2e899caccdfc88509f1bfff58716f")
version("3.13.2", sha256="dcda827e5b7a606c29d00c1339f1ef00f7fa6867346bc46a2318e8f0a601c6f9")
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")
variant("ispc", default=True, description="Enable ISPC support")
depends_on("ispc", when="+ispc", type="build")
depends_on("tbb")
# official aarch64 support on macOS starting with 3.13.0, on Linux since 4.0.0
# upstream patch for Linux/aarch64 applies cleanly to 3.13.5, and 3.13.3 works by chance
conflicts("@:3.12", when="target=aarch64:")
conflicts("@:3.13.2", when="target=aarch64: platform=linux")
conflicts("@3.13.4", when="target=aarch64: platform=linux")
patch(
"https://github.com/embree/embree/commit/82ca6b5ccb7abe0403a658a0e079926478f04cb1.patch?full_index=1",
sha256="3af5a65e8875549b4c930d4b0f2840660beba4a7f295d8c89068250a1df376f2",
when="@3.13.5",
)
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"),
self.define("EMBREE_TBB_ROOT", spec["tbb"].prefix),
]
if spec.satisfies("target=x86_64:") or spec.satisfies("target=x86:"):
# code selection and defines controlling namespace names are based on
# defines controlled by compiler flags, so disable ISAs below compiler
# flags chosen by spack
args.append(self.define("EMBREE_ISA_SSE2", "sse4_2" not in spec.target))
args.append(self.define("EMBREE_ISA_SSE42", "avx" not in spec.target))
args.append(self.define("EMBREE_ISA_AVX", "avx2" not in spec.target))
args.append(self.define("EMBREE_ISA_AVX2", "avx512" not in spec.target))
# during the 3.12 cycle AVX512SKX was renamed to AVX512,
# but for compatibility, the old name is still supported
avx512_suffix = ""
if spec.satisfies("@:3.12"):
avx512_suffix = "SKX"
args.append(self.define("EMBREE_ISA_AVX512" + avx512_suffix, True)),
if spec.satisfies("%gcc@:7"):
# remove unsupported -mprefer-vector-width=256, otherwise copied
# from common/cmake/gnu.cmake
args.append(
self.define(
"FLAGS_AVX512" + avx512_suffix,
"-mavx512f -mavx512dq -mavx512cd -mavx512bw -mavx512vl"
" -mf16c -mavx2 -mfma -mlzcnt -mbmi -mbmi2",
)
)
return args
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