1 
2 // Licensed under the Apache License, Version 2.0 (the "License");
3 // you may not use this file except in compliance with the License.
4 // You may obtain a copy of the License at
5 //
6 //     http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13 //
14 // Copyright 2005-2010 Google, Inc.
15 // Author: jpr@google.com (Jake Ratkiewicz)
16 
17 #include <fst/script/fst-class.h>
18 #include <fst/script/script-impl.h>
19 #include <fst/script/compose.h>
20 
21 namespace fst {
22 namespace script {
23 
24 
Compose(const FstClass & ifst1,const FstClass & ifst2,MutableFstClass * ofst,ComposeFilter compose_filter)25 void Compose(const FstClass &ifst1, const FstClass &ifst2,
26              MutableFstClass *ofst, ComposeFilter compose_filter) {
27   if (!ArcTypesMatch(ifst1, ifst2, "Compose") ||
28       !ArcTypesMatch(*ofst, ifst1, "Compose")) return;
29 
30   ComposeArgs1 args(ifst1, ifst2, ofst, compose_filter);
31   Apply<Operation<ComposeArgs1> >("Compose", ifst1.ArcType(), &args);
32 }
33 
Compose(const FstClass & ifst1,const FstClass & ifst2,MutableFstClass * ofst,const ComposeOptions & copts)34 void Compose(const FstClass &ifst1, const FstClass &ifst2,
35              MutableFstClass *ofst, const ComposeOptions &copts) {
36   if (!ArcTypesMatch(ifst1, ifst2, "Compose") ||
37       !ArcTypesMatch(*ofst, ifst1, "Compose")) return;
38 
39   ComposeArgs2 args(ifst1, ifst2, ofst, copts);
40   Apply<Operation<ComposeArgs2> >("Compose", ifst1.ArcType(), &args);
41 }
42 
43 REGISTER_FST_OPERATION(Compose, StdArc, ComposeArgs1);
44 REGISTER_FST_OPERATION(Compose, LogArc, ComposeArgs1);
45 REGISTER_FST_OPERATION(Compose, Log64Arc, ComposeArgs1);
46 REGISTER_FST_OPERATION(Compose, StdArc, ComposeArgs2);
47 REGISTER_FST_OPERATION(Compose, LogArc, ComposeArgs2);
48 REGISTER_FST_OPERATION(Compose, Log64Arc, ComposeArgs2);
49 
50 }  // namespace script
51 }  // namespace fst
52