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# Copyright 2013-2022 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 CeresSolver(CMakePackage):
"""Ceres Solver is an open source C++ library for modeling and solving
large, complicated optimization problems. It can be used to solve
Non-linear Least Squares problems with bounds constraints and general
unconstrained optimization problems. It is a mature, feature rich, and
performant library that has been used in production at Google since 2010.
"""
homepage = "http://ceres-solver.org"
url = "http://ceres-solver.org/ceres-solver-1.12.0.tar.gz"
version("2.0.0", sha256="10298a1d75ca884aa0507d1abb0e0f04800a92871cd400d4c361b56a777a7603")
version("1.14.0", sha256="4744005fc3b902fed886ea418df70690caa8e2ff6b5a90f3dd88a3d291ef8e8e")
version("1.12.0", sha256="745bfed55111e086954126b748eb9efe20e30be5b825c6dec3c525cf20afc895")
variant("suitesparse", default=False, description="Build with SuiteSparse")
variant("shared", default=True, description="Build shared libraries")
variant("examples", default=False, description="Build examples")
depends_on("eigen@3:")
depends_on("lapack")
depends_on("glog")
def cmake_args(self):
args = ["-DCXSPARSE=OFF", "-DEIGENSPARSE=ON", "-DLAPACK=ON", "-DSCHUR_SPECIALIZATIONS=OFF"]
if "+suitesparse" in self.spec:
args.append("-DSUITESPARSE=ON")
else:
args.append("-DSUITESPARSE=OFF")
if "+shared" in self.spec:
args.append("-DBUILD_SHARED_LIBS=ON")
else:
args.append("-DBUILD_SHARED_LIBS=OFF")
if "+examples" in self.spec:
args.append("-DBUILD_EXAMPLES=ON")
else:
args.append("-DBUILD_EXAMPLES=OFF")
return args
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