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+# Copyright 2013-2018 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 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('1.12.0', '278a7b366881cc45e258da71464114d9')
+
+ depends_on('eigen@3:')
+ depends_on('lapack')
+ depends_on('glog')
+
+ def cmake_args(self):
+ args = [
+ '-DSUITESPARSE=OFF',
+ '-DCXSPARSE=OFF',
+ '-DEIGENSPARSE=ON',
+ '-DLAPACK=ON',
+ '-DBUILD_SHARED_LIBS=ON',
+ '-DSCHUR_SPECIALIZATIONS=OFF'
+ ]
+ return args