Renesas / opencv-lib

openCV library for Renesas RZ/A

Dependents:   RZ_A2M_Mbed_samples

include/opencv2/flann/object_factory.h@0:0e0631af0305, 2021-01-29 (annotated)

Committer:
RyoheiHagimoto
Date:
Fri Jan 29 04:53:38 2021 +0000
Revision:
0:0e0631af0305
copied from https://github.com/d-kato/opencv-lib.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RyoheiHagimoto 0:0e0631af0305 1 /***********************************************************************
RyoheiHagimoto 0:0e0631af0305 2 * Software License Agreement (BSD License)
RyoheiHagimoto 0:0e0631af0305 3 *
RyoheiHagimoto 0:0e0631af0305 4 * Copyright 2008-2009 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
RyoheiHagimoto 0:0e0631af0305 5 * Copyright 2008-2009 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
RyoheiHagimoto 0:0e0631af0305 6 *
RyoheiHagimoto 0:0e0631af0305 7 * THE BSD LICENSE
RyoheiHagimoto 0:0e0631af0305 8 *
RyoheiHagimoto 0:0e0631af0305 9 * Redistribution and use in source and binary forms, with or without
RyoheiHagimoto 0:0e0631af0305 10 * modification, are permitted provided that the following conditions
RyoheiHagimoto 0:0e0631af0305 11 * are met:
RyoheiHagimoto 0:0e0631af0305 12 *
RyoheiHagimoto 0:0e0631af0305 13 * 1. Redistributions of source code must retain the above copyright
RyoheiHagimoto 0:0e0631af0305 14 * notice, this list of conditions and the following disclaimer.
RyoheiHagimoto 0:0e0631af0305 15 * 2. Redistributions in binary form must reproduce the above copyright
RyoheiHagimoto 0:0e0631af0305 16 * notice, this list of conditions and the following disclaimer in the
RyoheiHagimoto 0:0e0631af0305 17 * documentation and/or other materials provided with the distribution.
RyoheiHagimoto 0:0e0631af0305 18 *
RyoheiHagimoto 0:0e0631af0305 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
RyoheiHagimoto 0:0e0631af0305 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
RyoheiHagimoto 0:0e0631af0305 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
RyoheiHagimoto 0:0e0631af0305 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
RyoheiHagimoto 0:0e0631af0305 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
RyoheiHagimoto 0:0e0631af0305 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
RyoheiHagimoto 0:0e0631af0305 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
RyoheiHagimoto 0:0e0631af0305 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
RyoheiHagimoto 0:0e0631af0305 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
RyoheiHagimoto 0:0e0631af0305 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
RyoheiHagimoto 0:0e0631af0305 29 *************************************************************************/
RyoheiHagimoto 0:0e0631af0305 30
RyoheiHagimoto 0:0e0631af0305 31 #ifndef OPENCV_FLANN_OBJECT_FACTORY_H_
RyoheiHagimoto 0:0e0631af0305 32 #define OPENCV_FLANN_OBJECT_FACTORY_H_
RyoheiHagimoto 0:0e0631af0305 33
RyoheiHagimoto 0:0e0631af0305 34 #include <map>
RyoheiHagimoto 0:0e0631af0305 35
RyoheiHagimoto 0:0e0631af0305 36 namespace cvflann
RyoheiHagimoto 0:0e0631af0305 37 {
RyoheiHagimoto 0:0e0631af0305 38
RyoheiHagimoto 0:0e0631af0305 39 class CreatorNotFound
RyoheiHagimoto 0:0e0631af0305 40 {
RyoheiHagimoto 0:0e0631af0305 41 };
RyoheiHagimoto 0:0e0631af0305 42
RyoheiHagimoto 0:0e0631af0305 43 template<typename BaseClass,
RyoheiHagimoto 0:0e0631af0305 44 typename UniqueIdType,
RyoheiHagimoto 0:0e0631af0305 45 typename ObjectCreator = BaseClass* (*)()>
RyoheiHagimoto 0:0e0631af0305 46 class ObjectFactory
RyoheiHagimoto 0:0e0631af0305 47 {
RyoheiHagimoto 0:0e0631af0305 48 typedef ObjectFactory<BaseClass,UniqueIdType,ObjectCreator> ThisClass;
RyoheiHagimoto 0:0e0631af0305 49 typedef std::map<UniqueIdType, ObjectCreator> ObjectRegistry;
RyoheiHagimoto 0:0e0631af0305 50
RyoheiHagimoto 0:0e0631af0305 51 // singleton class, private constructor
RyoheiHagimoto 0:0e0631af0305 52 ObjectFactory() {}
RyoheiHagimoto 0:0e0631af0305 53
RyoheiHagimoto 0:0e0631af0305 54 public:
RyoheiHagimoto 0:0e0631af0305 55
RyoheiHagimoto 0:0e0631af0305 56 bool subscribe(UniqueIdType id, ObjectCreator creator)
RyoheiHagimoto 0:0e0631af0305 57 {
RyoheiHagimoto 0:0e0631af0305 58 if (object_registry.find(id) != object_registry.end()) return false;
RyoheiHagimoto 0:0e0631af0305 59
RyoheiHagimoto 0:0e0631af0305 60 object_registry[id] = creator;
RyoheiHagimoto 0:0e0631af0305 61 return true;
RyoheiHagimoto 0:0e0631af0305 62 }
RyoheiHagimoto 0:0e0631af0305 63
RyoheiHagimoto 0:0e0631af0305 64 bool unregister(UniqueIdType id)
RyoheiHagimoto 0:0e0631af0305 65 {
RyoheiHagimoto 0:0e0631af0305 66 return object_registry.erase(id) == 1;
RyoheiHagimoto 0:0e0631af0305 67 }
RyoheiHagimoto 0:0e0631af0305 68
RyoheiHagimoto 0:0e0631af0305 69 ObjectCreator create(UniqueIdType id)
RyoheiHagimoto 0:0e0631af0305 70 {
RyoheiHagimoto 0:0e0631af0305 71 typename ObjectRegistry::const_iterator iter = object_registry.find(id);
RyoheiHagimoto 0:0e0631af0305 72
RyoheiHagimoto 0:0e0631af0305 73 if (iter == object_registry.end()) {
RyoheiHagimoto 0:0e0631af0305 74 throw CreatorNotFound();
RyoheiHagimoto 0:0e0631af0305 75 }
RyoheiHagimoto 0:0e0631af0305 76
RyoheiHagimoto 0:0e0631af0305 77 return iter->second;
RyoheiHagimoto 0:0e0631af0305 78 }
RyoheiHagimoto 0:0e0631af0305 79
RyoheiHagimoto 0:0e0631af0305 80 static ThisClass& instance()
RyoheiHagimoto 0:0e0631af0305 81 {
RyoheiHagimoto 0:0e0631af0305 82 static ThisClass the_factory;
RyoheiHagimoto 0:0e0631af0305 83 return the_factory;
RyoheiHagimoto 0:0e0631af0305 84 }
RyoheiHagimoto 0:0e0631af0305 85 private:
RyoheiHagimoto 0:0e0631af0305 86 ObjectRegistry object_registry;
RyoheiHagimoto 0:0e0631af0305 87 };
RyoheiHagimoto 0:0e0631af0305 88
RyoheiHagimoto 0:0e0631af0305 89 }
RyoheiHagimoto 0:0e0631af0305 90
RyoheiHagimoto 0:0e0631af0305 91 #endif /* OPENCV_FLANN_OBJECT_FACTORY_H_ */