1 // Ceres Solver - A fast non-linear least squares minimizer
2 // Copyright 2012, 2013 Google Inc. All rights reserved.
3 // http://code.google.com/p/ceres-solver/
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are met:
7 //
8 // * Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above copyright notice,
11 // this list of conditions and the following disclaimer in the documentation
12 // and/or other materials provided with the distribution.
13 // * Neither the name of Google Inc. nor the names of its contributors may be
14 // used to endorse or promote products derived from this software without
15 // specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 // POSSIBILITY OF SUCH DAMAGE.
28 //
29 //
30 // Author: sameeragarwal@google.com (Sameer Agarwal)
31 // keir@google.com (Keir Mierle)
32
33 #include "ceres/trust_region_strategy.h"
34 #include "ceres/dogleg_strategy.h"
35 #include "ceres/levenberg_marquardt_strategy.h"
36
37 namespace ceres {
38 namespace internal {
39
~TrustRegionStrategy()40 TrustRegionStrategy::~TrustRegionStrategy() {}
41
Create(const Options & options)42 TrustRegionStrategy* TrustRegionStrategy::Create(const Options& options) {
43 switch (options.trust_region_strategy_type) {
44 case LEVENBERG_MARQUARDT:
45 return new LevenbergMarquardtStrategy(options);
46 case DOGLEG:
47 return new DoglegStrategy(options);
48 default:
49 LOG(FATAL) << "Unknown trust region strategy: "
50 << options.trust_region_strategy_type;
51 }
52
53 LOG(FATAL) << "Unknown trust region strategy: "
54 << options.trust_region_strategy_type;
55 return NULL;
56 }
57
58 } // namespace internal
59 } // namespace ceres
60