reject.cpp
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright 2012 The MITRE Corporation *
* *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <openbr/plugins/openbr_internal.h>
namespace br
{
/*!
* \ingroup distances
* \brief Sets distance to -FLOAT_MAX if a target template has/doesn't have a key.
* \author Scott Klum \cite sklum
*/
class RejectDistance : public UntrainableDistance
{
Q_OBJECT
Q_PROPERTY(QStringList keys READ get_keys WRITE set_keys RESET reset_keys STORED false)
BR_PROPERTY(QStringList, keys, QStringList())
Q_PROPERTY(bool rejectIfContains READ get_rejectIfContains WRITE set_rejectIfContains RESET reset_rejectIfContains STORED false)
BR_PROPERTY(bool, rejectIfContains, false)
float compare(const Template &a, const Template &b) const
{
// We don't look at the query
(void) b;
foreach (const QString &key, keys)
if ((rejectIfContains && a.file.contains(key)) || (!rejectIfContains && !a.file.contains(key)))
return -std::numeric_limits<float>::max();
return 0;
}
};
BR_REGISTER(Distance, RejectDistance)
} // namespace br
#include "distance/reject.moc"