| |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| // Copyright 2005-2010 Google, Inc. |
| // Author: jpr@google.com (Jake Ratkiewicz) |
| |
| #include <fst/script/fst-class.h> |
| #include <fst/script/script-impl.h> |
| #include <fst/script/shortest-path.h> |
| |
| namespace fst { |
| namespace script { |
| |
| void ShortestPath(const FstClass &ifst, MutableFstClass *ofst, |
| vector<WeightClass> *distance, |
| const ShortestPathOptions &opts) { |
| if (!ArcTypesMatch(ifst, *ofst, "ShortestPath")) return; |
| |
| ShortestPathArgs1 args(ifst, ofst, distance, opts); |
| Apply<Operation<ShortestPathArgs1> >("ShortestPath", ifst.ArcType(), &args); |
| } |
| |
| void ShortestPath(const FstClass &ifst, MutableFstClass *ofst, |
| size_t n, bool unique, bool first_path, |
| WeightClass weight_threshold, int64 state_threshold) { |
| if (!ArcTypesMatch(ifst, *ofst, "ShortestPath")) return; |
| |
| ShortestPathArgs2 args(ifst, ofst, n, unique, first_path, weight_threshold, |
| state_threshold); |
| Apply<Operation<ShortestPathArgs2> >("ShortestPath", ifst.ArcType(), &args); |
| } |
| |
| |
| REGISTER_FST_OPERATION(ShortestPath, StdArc, ShortestPathArgs1); |
| REGISTER_FST_OPERATION(ShortestPath, LogArc, ShortestPathArgs1); |
| REGISTER_FST_OPERATION(ShortestPath, Log64Arc, ShortestPathArgs1); |
| |
| REGISTER_FST_OPERATION(ShortestPath, StdArc, ShortestPathArgs2); |
| REGISTER_FST_OPERATION(ShortestPath, LogArc, ShortestPathArgs2); |
| REGISTER_FST_OPERATION(ShortestPath, Log64Arc, ShortestPathArgs2); |
| |
| } // namespace script |
| } // namespace fst |