1f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 2f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Licensed under the Apache License, Version 2.0 (the "License"); 3f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// you may not use this file except in compliance with the License. 4f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// You may obtain a copy of the License at 5f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 6f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// http://www.apache.org/licenses/LICENSE-2.0 7f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 8f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Unless required by applicable law or agreed to in writing, software 9f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// distributed under the License is distributed on an "AS IS" BASIS, 10f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// See the License for the specific language governing permissions and 12f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// limitations under the License. 13f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 14f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Copyright 2005-2010 Google, Inc. 15f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Author: jpr@google.com (Jake Ratkiewicz) 16f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 17f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/script/fst-class.h> 18f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/script/script-impl.h> 19f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/script/shortest-distance.h> 20f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 21f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonnamespace fst { 22f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonnamespace script { 23f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 24f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 1 25f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonvoid ShortestDistance(const FstClass &fst, vector<WeightClass> *distance, 26f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const ShortestDistanceOptions &opts) { 27f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson ShortestDistanceArgs1 args(fst, distance, opts); 28f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 29f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson Apply<Operation<ShortestDistanceArgs1> >("ShortestDistance", fst.ArcType(), 30f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson &args); 31f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} 32f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 33f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 2 34f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonvoid ShortestDistance(const FstClass &ifst, vector<WeightClass> *distance, 35f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson bool reverse, double delta) { 36f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson ShortestDistanceArgs2 args(ifst, distance, reverse, delta); 37f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 38f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson Apply<Operation<ShortestDistanceArgs2> >("ShortestDistance", ifst.ArcType(), 39f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson &args); 40f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} 41f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 42f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 3 43f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonWeightClass ShortestDistance(const FstClass &ifst) { 44f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson ShortestDistanceArgs3 args(ifst); 45f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 46f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson Apply<Operation<ShortestDistanceArgs3> >("ShortestDistance", ifst.ArcType(), 47f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson &args); 48f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 49f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson return args.retval; 50f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} 51f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 52f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, StdArc, ShortestDistanceArgs1); 53f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, LogArc, ShortestDistanceArgs1); 54f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, Log64Arc, ShortestDistanceArgs1); 55f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 56f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, StdArc, ShortestDistanceArgs2); 57f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, LogArc, ShortestDistanceArgs2); 58f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, Log64Arc, ShortestDistanceArgs2); 59f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 60f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, StdArc, ShortestDistanceArgs3); 61f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, LogArc, ShortestDistanceArgs3); 62f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian HodsonREGISTER_FST_OPERATION(ShortestDistance, Log64Arc, ShortestDistanceArgs3); 63f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 64f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 65f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} // namespace script 66f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} // namespace fst 67