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# Copyright 2013-2024 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 Talass(CMakePackage):
"""TALASS: Topological Analysis of Large-Scale Simulations
This package compiles the talass tool chain thar implements
various topological algorithms to analyze large scale data.
The package is organized hierarchical FileFormat < Statistics
< StreamingTopology and any of the subsets can be build stand-
alone."""
homepage = "http://www.cedmav.org/research/topology/72-talass.html"
git = "https://bitbucket.org/cedmav/talass.git"
maintainers("lpottier")
version("process-statistics", branch="process-statistics")
version("2018-10-29", commit="5d459c0dd89e733fa301391908a5b79fe2850ad7")
# The default precision and index space sizes
variant(
"precision",
default="32",
values=("32", "64"),
description="Precision of the function values",
)
variant(
"global",
default="32",
values=("16", "32", "64"),
description="Number of bits used for the global index space",
)
variant(
"local",
default="32",
values=("16", "32", "64"),
description="Number of bits used for the local index space",
)
root_cmakelists_dir = "StreamingTopology"
def cmake_args(self):
variants = self.spec.variants
args = []
if int(variants["local"].value) > int(variants["global"].value):
msg = (
"The global index space (%d bits) must be at least as "
"large as the local index space (% bits)"
)
raise InstallError(msg % (variants["global"].value, variants["local"].value))
if variants["precision"].value == "32":
args.append("-DFUNCTION_TYPE=float")
elif variants["precision"].value == "64":
args.append("-DFUNCTION_TYPE=double")
# Set global index space
args.append("-DGLOBAL_INDEX_TYPE=uint{0}_t".format(variants["global"].value))
# Set local index space
args.append("-DLOCAL_INDEX_TYPE=uint{0}_t".format(variants["local"].value))
# Deal with the PROJECT_INSTALL_PREFIX to enable Talass super builds
args.append("-DPROJECT_INSTALL_PREFIX=%s" % self.prefix)
return args
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