00001 /* 00002 * This program is free software; you can redistribute it and/or modify 00003 * it under the terms of the GNU General Public License as published by 00004 * the Free Software Foundation; either version 3 of the License, or 00005 * (at your option) any later version. 00006 * 00007 * Written (W) 2006-2009 Christian Gehl 00008 * Copyright (C) 2006-2009 Fraunhofer Institute FIRST and Max-Planck-Society 00009 */ 00010 00011 #ifndef _MANHATTANMETRIC_H___ 00012 #define _MANHATTANMETRIC_H___ 00013 00014 #include "lib/common.h" 00015 #include "distance/SimpleDistance.h" 00016 #include "features/SimpleFeatures.h" 00017 00034 class CManhattanMetric: public CSimpleDistance<float64_t> 00035 { 00036 public: 00038 CManhattanMetric(); 00039 00045 CManhattanMetric(CSimpleFeatures<float64_t>* l, CSimpleFeatures<float64_t>* r); 00046 virtual ~CManhattanMetric(); 00047 00054 virtual bool init(CFeatures* l, CFeatures* r); 00055 00057 virtual void cleanup(); 00058 00064 virtual bool load_init(FILE* src); 00065 00071 virtual bool save_init(FILE* dest); 00072 00077 virtual EDistanceType get_distance_type() { return D_MANHATTAN; } 00078 00083 virtual const char* get_name() const { return "Manhattan-Metric"; } 00084 00085 protected: 00089 virtual float64_t compute(int32_t idx_a, int32_t idx_b); 00090 }; 00091 00092 #endif /* _MANHATTANMETRIC_H___ */ 00093