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 Christian Gehl 00008 * Copyright (C) 1999-2008 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/RealFeatures.h" 00017 00019 class CManhattanMetric: public CSimpleDistance<DREAL> 00020 { 00021 public: 00023 CManhattanMetric(); 00024 00030 CManhattanMetric(CRealFeatures* l, CRealFeatures* r); 00031 virtual ~CManhattanMetric(); 00032 00039 virtual bool init(CFeatures* l, CFeatures* r); 00040 00042 virtual void cleanup(); 00043 00049 virtual bool load_init(FILE* src); 00050 00056 virtual bool save_init(FILE* dest); 00057 00062 virtual EDistanceType get_distance_type() { return D_MANHATTAN; } 00063 00068 virtual const CHAR* get_name() { return "Manhattan-Metric"; }; 00069 00070 protected: 00074 virtual DREAL compute(INT idx_a, INT idx_b); 00075 }; 00076 00077 #endif /* _MANHATTANMETRIC_H___ */ 00078