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Diffstat (limited to 'extern/ceres/internal/ceres/schur_eliminator_template.py')
-rw-r--r-- | extern/ceres/internal/ceres/schur_eliminator_template.py | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/extern/ceres/internal/ceres/schur_eliminator_template.py b/extern/ceres/internal/ceres/schur_eliminator_template.py new file mode 100644 index 00000000000..2f38cf5ad8f --- /dev/null +++ b/extern/ceres/internal/ceres/schur_eliminator_template.py @@ -0,0 +1,155 @@ +# Ceres Solver - A fast non-linear least squares minimizer +# Copyright 2017 Google Inc. All rights reserved. +# http://ceres-solver.org/ +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, +# this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# * Neither the name of Google Inc. nor the names of its contributors may be +# used to endorse or promote products derived from this software without +# specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +# Author: sameeragarwal@google.com (Sameer Agarwal) +# +# Script for explicitly generating template specialization of the +# SchurEliminator class. It is a rather large class +# and the number of explicit instantiations is also large. Explicitly +# generating these instantiations in separate .cc files breaks the +# compilation into separate compilation unit rather than one large cc +# file which takes 2+GB of RAM to compile. +# +# This script creates two sets of files. +# +# 1. schur_eliminator_x_x_x.cc +# where, the x indicates the template parameters and +# +# 2. schur_eliminator.cc +# +# that contains a factory function for instantiating these classes +# based on runtime parameters. +# +# The list of tuples, specializations indicates the set of +# specializations that is generated. + +# Set of template specializations to generate + +HEADER = """// Ceres Solver - A fast non-linear least squares minimizer +// Copyright 2017 Google Inc. All rights reserved. +// http://ceres-solver.org/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are met: +// +// * Redistributions of source code must retain the above copyright notice, +// this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above copyright notice, +// this list of conditions and the following disclaimer in the documentation +// and/or other materials provided with the distribution. +// * Neither the name of Google Inc. nor the names of its contributors may be +// used to endorse or promote products derived from this software without +// specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +// POSSIBILITY OF SUCH DAMAGE. +// +// Author: sameeragarwal@google.com (Sameer Agarwal) +// +// Template specialization of SchurEliminator. +// +// ======================================== +// THIS FILE IS AUTOGENERATED. DO NOT EDIT. +// THIS FILE IS AUTOGENERATED. DO NOT EDIT. +// THIS FILE IS AUTOGENERATED. DO NOT EDIT. +// THIS FILE IS AUTOGENERATED. DO NOT EDIT. +//========================================= +// +// This file is generated using generate_template_specializations.py. +""" + +DYNAMIC_FILE = """ + +#include "ceres/schur_eliminator_impl.h" +#include "ceres/internal/eigen.h" + +namespace ceres { +namespace internal { + +template class SchurEliminator<%s, %s, %s>; + +} // namespace internal +} // namespace ceres +""" + +SPECIALIZATION_FILE = """ +// This include must come before any #ifndef check on Ceres compile options. +#include "ceres/internal/port.h" + +#ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION + +#include "ceres/schur_eliminator_impl.h" +#include "ceres/internal/eigen.h" + +namespace ceres { +namespace internal { + +template class SchurEliminator<%s, %s, %s>; + +} // namespace internal +} // namespace ceres + +#endif // CERES_RESTRICT_SCHUR_SPECIALIZATION +""" + +FACTORY_FILE_HEADER = """ +#include "ceres/linear_solver.h" +#include "ceres/schur_eliminator.h" +#include "ceres/internal/eigen.h" + +namespace ceres { +namespace internal { + +SchurEliminatorBase* +SchurEliminatorBase::Create(const LinearSolver::Options& options) { +#ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION +""" + +FACTORY = """ return new SchurEliminator<%s, %s, %s>(options);""" + +FACTORY_FOOTER = """ +#endif + VLOG(1) << "Template specializations not found for <" + << options.row_block_size << "," + << options.e_block_size << "," + << options.f_block_size << ">"; + return new SchurEliminator<Eigen::Dynamic, Eigen::Dynamic, Eigen::Dynamic>(options); +} + +} // namespace internal +} // namespace ceres +""" |