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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 Netgen(AutotoolsPackage):
"""NETGEN is an automatic 3d tetrahedral mesh generator. It accepts
input from constructive solid geometry (CSG) or boundary
representation (BRep) from STL file format. The connection to
a geometry kernel allows the handling of IGES and STEP files.
NETGEN contains modules for mesh optimization and hierarchical
mesh refinement."""
homepage = "https://ngsolve.org/"
url = "https://sourceforge.net/projects/netgen-mesher/files/netgen-mesher/5.3/netgen-5.3.1.tar.gz"
version("5.3.1", sha256="cb97f79d8f4d55c00506ab334867285cde10873c8a8dc783522b47d2bc128bf9")
variant("mpi", default=True, description="enable mpi support")
variant("oce", default=False, description="enable oce geometry kernel")
variant("gui", default=False, description="enable gui")
variant("metis", default=False, description="use metis for partitioning")
depends_on("zlib-api")
depends_on("mpi", when="+mpi")
depends_on("oce+X11", when="+oce")
depends_on("metis", when="+metis")
def url_for_version(self, version):
url = "https://sourceforge.net/projects/netgen-mesher/files/netgen-mesher/{0}/netgen-{1}.tar.gz"
return url.format(version.up_to(2), version)
def configure_args(self):
spec = self.spec
args = []
if "+mpi" in spec:
args.extend(["CC={0}".format(spec["mpi"].mpicc), "CXX={0}".format(spec["mpi"].mpicxx)])
else:
args.append("--without-mpi")
if "+oce" in spec:
args.append("--with-occ={0}".format(spec["oce"].prefix))
# FIXME
# due to a bug in netgen config, when --without-occ is specified
# or --with-occ=no, OCC flags is turned true, and build fails
# later; so do not specify anything like that
# else:
# args.append("--without-occ")
if "~gui" in spec:
args.append("--disable-gui")
else:
args.append("--enable-gui")
if "+metis" in spec:
args.append("--with-metis=%s" % spec["metis"].prefix)
else:
args.append("--without-metis")
return args
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