| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You 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. |
| |
| package Lucy::Index::Similarity; |
| use Lucy; |
| |
| 1; |
| |
| __END__ |
| |
| __BINDING__ |
| |
| my $xs_code = <<'END_XS_CODE'; |
| MODULE = Lucy PACKAGE = Lucy::Index::Similarity |
| |
| SV* |
| get_norm_decoder(self) |
| lucy_Similarity *self; |
| CODE: |
| RETVAL = newSVpvn((char*)Lucy_Sim_Get_Norm_Decoder(self), |
| (256 * sizeof(float))); |
| OUTPUT: RETVAL |
| END_XS_CODE |
| |
| my $synopsis = <<'END_SYNOPSIS'; |
| package MySimilarity; |
| |
| sub length_norm { return 1.0 } # disable length normalization |
| |
| package MyFullTextType; |
| use base qw( Lucy::Plan::FullTextType ); |
| |
| sub make_similarity { MySimilarity->new } |
| END_SYNOPSIS |
| |
| my $constructor = qq| my \$sim = Lucy::Index::Similarity->new;\n|; |
| |
| Clownfish::Binding::Perl::Class->register( |
| parcel => "Lucy", |
| class_name => "Lucy::Index::Similarity", |
| xs_code => $xs_code, |
| bind_methods => [ |
| qw( IDF |
| TF |
| Encode_Norm |
| Decode_Norm |
| Query_Norm |
| Length_Norm |
| Coord ) |
| ], |
| bind_constructors => ["new"], |
| make_pod => { |
| synopsis => $synopsis, |
| constructor => { sample => $constructor }, |
| methods => [qw( length_norm )], |
| } |
| ); |
| |
| |