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File indexing completed on 2025-04-19 09:09:43
0001 // -*- C++ -*- 0002 /////////////////////////////////////////////////////////////////////////////// 0003 // File: reference.h // 0004 // Description: header file for checkxor management (Creference class) // 0005 // This file is part of the SISCone project. // 0006 // For more details, see http://projects.hepforge.org/siscone // 0007 // // 0008 // Copyright (c) 2006 Gavin Salam and Gregory Soyez // 0009 // // 0010 // This program is free software; you can redistribute it and/or modify // 0011 // it under the terms of the GNU General Public License as published by // 0012 // the Free Software Foundation; either version 2 of the License, or // 0013 // (at your option) any later version. // 0014 // // 0015 // This program is distributed in the hope that it will be useful, // 0016 // but WITHOUT ANY WARRANTY; without even the implied warranty of // 0017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // 0018 // GNU General Public License for more details. // 0019 // // 0020 // You should have received a copy of the GNU General Public License // 0021 // along with this program; if not, write to the Free Software // 0022 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA // 0023 // // 0024 // $Revision:: $// 0025 // $Date:: $// 0026 /////////////////////////////////////////////////////////////////////////////// 0027 0028 #ifndef __REFERENCE_H__ 0029 #define __REFERENCE_H__ 0030 0031 namespace siscone{ 0032 0033 /** 0034 * \class Creference 0035 * \brief references used for checksums. 0036 * 0037 * This class implements some reference variable 0038 * that can be used for checksums. Those checksums 0039 * are useful to disentengle between contents of two 0040 * cones without looking into their explicit particle 0041 * contents. 0042 */ 0043 class Creference{ 0044 public: 0045 /// default constructor 0046 Creference(); 0047 0048 /// create a random reference 0049 void randomize(); 0050 0051 /// test emptyness 0052 bool is_empty(); 0053 0054 /// test non-emptyness 0055 bool not_empty(); 0056 0057 /// assignment of reference 0058 Creference& operator = (const Creference &r); 0059 0060 /// addition of reference 0061 Creference operator + (const Creference &r); 0062 0063 /// incrementation of reference 0064 Creference& operator += (const Creference &r); 0065 0066 /// decrementation of reference 0067 Creference& operator -= (const Creference &r); 0068 0069 /// accessing the reference 0070 inline unsigned int operator[] (int i) {return ref[i];} 0071 0072 unsigned int ref[3]; ///< actual data for the reference 0073 }; 0074 0075 /// addition of two references 0076 Creference operator + (Creference &r1, Creference &r2); 0077 0078 /// equality test of two references 0079 bool operator == (const Creference &r1, const Creference &r2); 0080 0081 /// difference test of two references 0082 bool operator != (const Creference &r1, const Creference &r2); 0083 0084 /// ordering of two references 0085 bool operator < (const Creference &r1, const Creference &r2); 0086 0087 0088 //=============== inline material ================ 0089 0090 // equality test for two references 0091 //---------------------------------- 0092 inline bool operator == (const Creference &r1, const Creference &r2){ 0093 return (r1.ref[0]==r2.ref[0]) && (r1.ref[1]==r2.ref[1]) && (r1.ref[2]==r2.ref[2]); 0094 } 0095 0096 // difference test for two references 0097 //---------------------------------- 0098 inline bool operator != (const Creference &r1, const Creference &r2){ 0099 return (r1.ref[0]!=r2.ref[0]) || (r1.ref[1]!=r2.ref[1]) || (r1.ref[2]!=r2.ref[2]); 0100 } 0101 0102 // difference test for two references 0103 //---------------------------------- 0104 inline bool operator < (const Creference &r1, const Creference &r2){ 0105 return (r1.ref[0]<r2.ref[0]) || ((r1.ref[0]==r2.ref[0]) && 0106 ((r1.ref[1]<r2.ref[1]) || ((r1.ref[1]==r2.ref[1]) && (r1.ref[2]<r2.ref[2])) 0107 )); 0108 } 0109 0110 } 0111 #endif
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