| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // Module defining platform dependent features << 26 //
>> 27 // $Id: templates.hh 67970 2013-03-13 10:10:06Z gcosmo $
>> 28 //
>> 29 //
>> 30 // -*- C++ -*-
>> 31 //
>> 32 // -----------------------------------------------------------------------
>> 33 // This file should define some platform dependent features and some
>> 34 // useful utilities.
>> 35 // -----------------------------------------------------------------------
>> 36
>> 37 // =======================================================================
>> 38 // Gabriele Cosmo - Created: 5th September 1995
>> 39 // Gabriele Cosmo - Minor change: 08/02/1996
>> 40 // Gabriele Cosmo - Added DBL_MIN, FLT_MIN, DBL_DIG,
>> 41 // DBL_MAX, FLT_DIG, FLT_MAX : 12/04/1996
>> 42 // Gabriele Cosmo - Removed boolean enum definition : 29/11/1996
>> 43 // Gunter Folger - Added G4SwapPtr() and G4SwapObj() : 31/07/1997
>> 44 // Gabriele Cosmo - Adapted signatures of min(), max() to
>> 45 // STL's ones, thanks to E.Tcherniaev : 31/07/1997
>> 46 // Gabriele Cosmo,
>> 47 // Evgueni Tcherniaev - Migrated to CLHEP: 04/12/1997
>> 48 // =======================================================================
27 49
28 // Author: Gabriele Cosmo, 5 September 1995 - << 50 #ifndef templates_h
29 // ------------------------------------------- << 51 #define templates_h 1
30 #ifndef templates_hh <<
31 #define templates_hh 1 <<
32 52
33 #include <climits> <<
34 #include <limits> 53 #include <limits>
>> 54 #include <climits>
35 55
>> 56 //
36 // If HIGH_PRECISION is defined to TRUE (ie. ! 57 // If HIGH_PRECISION is defined to TRUE (ie. != 0) then the type "Float"
37 // is typedefed to "double". If it is FALSE (i 58 // is typedefed to "double". If it is FALSE (ie. 0) it is typedefed
38 // to "float". 59 // to "float".
39 // 60 //
40 #ifndef HIGH_PRECISION 61 #ifndef HIGH_PRECISION
41 # define HIGH_PRECISION 1 << 62 #define HIGH_PRECISION 1
42 #endif 63 #endif
43 64
44 #if HIGH_PRECISION 65 #if HIGH_PRECISION
45 using Float = double; << 66 typedef double Float;
46 #else 67 #else
47 using Float = float; << 68 typedef float Float;
48 #endif 69 #endif
49 70
50 // Following values have been taken from limit 71 // Following values have been taken from limits.h
51 // and temporarly defined for portability on H 72 // and temporarly defined for portability on HP-UX.
52 73
53 #ifndef DBL_MIN /* Min decimal value of a doub << 74 #ifndef DBL_MIN /* Min decimal value of a double */
54 # define DBL_MIN std::numeric_limits<double>: << 75 #define DBL_MIN std::numeric_limits<double>::min() // 2.2250738585072014e-308
55 #endif 76 #endif
56 77
57 #ifndef DBL_DIG /* Digits of precision of a do << 78 #ifndef DBL_DIG /* Digits of precision of a double */
58 # define DBL_DIG std::numeric_limits<double>: << 79 #define DBL_DIG std::numeric_limits<double>::digits10 // 15
59 #endif 80 #endif
60 81
61 #ifndef DBL_MAX /* Max decimal value of a doub << 82 #ifndef DBL_MAX /* Max decimal value of a double */
62 # define DBL_MAX std::numeric_limits<double>: << 83 #define DBL_MAX std::numeric_limits<double>::max() // 1.7976931348623157e+308
63 #endif 84 #endif
64 85
65 #ifndef DBL_EPSILON 86 #ifndef DBL_EPSILON
66 # define DBL_EPSILON std::numeric_limits<doub << 87 #define DBL_EPSILON std::numeric_limits<double>::epsilon()
67 #endif // 2.2204460492503131e-16 << 88 #endif // 2.2204460492503131e-16
68 89
69 #ifndef FLT_MIN /* Min decimal value of a floa << 90 #ifndef FLT_MIN /* Min decimal value of a float */
70 # define FLT_MIN std::numeric_limits<float>:: << 91 #define FLT_MIN std::numeric_limits<float>::min() // 1.17549435e-38F
71 #endif 92 #endif
72 93
73 #ifndef FLT_DIG /* Digits of precision of a fl << 94 #ifndef FLT_DIG /* Digits of precision of a float */
74 # define FLT_DIG std::numeric_limits<float>:: << 95 #define FLT_DIG std::numeric_limits<float>::digits10 // 6
75 #endif 96 #endif
76 97
77 #ifndef FLT_MAX /* Max decimal value of a floa << 98 #ifndef FLT_MAX /* Max decimal value of a float */
78 # define FLT_MAX std::numeric_limits<float>:: << 99 #define FLT_MAX std::numeric_limits<float>::max() // 3.40282347e+38F
79 #endif 100 #endif
80 101
81 #ifndef FLT_EPSILON 102 #ifndef FLT_EPSILON
82 # define FLT_EPSILON std::numeric_limits<floa << 103 #define FLT_EPSILON std::numeric_limits<float>::epsilon()
83 #endif // 1.192092896e-07F << 104 #endif // 1.192092896e-07F
84 105
85 #ifndef MAXFLOAT /* Max decimal value of a flo << 106 #ifndef MAXFLOAT /* Max decimal value of a float */
86 # define MAXFLOAT std::numeric_limits<float>: << 107 #define MAXFLOAT std::numeric_limits<float>::max() // 3.40282347e+38F
87 #endif 108 #endif
88 109
89 #ifndef INT_MAX /* Max decimal value of a int << 110 #ifndef INT_MAX /* Max decimal value of a int */
90 # define INT_MAX std::numeric_limits<int>::ma << 111 #define INT_MAX std::numeric_limits<int>::max() // 2147483647
91 #endif 112 #endif
92 113
93 #ifndef INT_MIN /* Min decimal value of a int << 114 #ifndef INT_MIN /* Min decimal value of a int */
94 # define INT_MIN std::numeric_limits<int>::mi << 115 #define INT_MIN std::numeric_limits<int>::min() // -2147483648
95 #endif <<
96 <<
97 #ifndef LOG_EKIN_MIN /* Min value of the natur <<
98 # define LOG_EKIN_MIN -30 <<
99 #endif 116 #endif
100 117
101 //--------------------------------- 118 //---------------------------------
102 119
103 template <class T> 120 template <class T>
104 inline void G4SwapPtr(T*& a, T*& b) 121 inline void G4SwapPtr(T*& a, T*& b)
105 { 122 {
106 T* tmp = a; << 123 T* tmp= a;
107 a = b; << 124 a = b;
108 b = tmp; << 125 b = tmp;
109 } 126 }
110 127
111 template <class T> 128 template <class T>
112 inline void G4SwapObj(T* a, T* b) 129 inline void G4SwapObj(T* a, T* b)
113 { 130 {
114 T tmp = *a; << 131 T tmp= *a;
115 *a = *b; << 132 *a = *b;
116 *b = tmp; << 133 *b = tmp;
117 } 134 }
118 135
119 //----------------------------- 136 //-----------------------------
120 137
121 #ifndef G4_SQR_DEFINED 138 #ifndef G4_SQR_DEFINED
122 # define G4_SQR_DEFINED << 139 #define G4_SQR_DEFINED
123 # ifdef sqr << 140 #ifdef sqr
124 # undef sqr << 141 #undef sqr
125 # endif << 142 #endif
126 143
127 template <class T> 144 template <class T>
128 inline T sqr(const T& x) 145 inline T sqr(const T& x)
129 { 146 {
130 return x * x; << 147 return x*x;
>> 148 }
>> 149 #endif
>> 150
>> 151 #ifdef G4_ABS_DEFINED
>> 152 #ifdef abs
>> 153 #undef abs
>> 154 #endif
>> 155
>> 156 template <class T>
>> 157 inline T std::abs(const T& a)
>> 158 {
>> 159 return a < 0 ? -a : a;
131 } 160 }
132 #endif 161 #endif
133 162
134 inline int G4lrint(double ad) 163 inline int G4lrint(double ad)
135 { 164 {
136 return (int)std::lrint(ad); << 165 return (ad>0) ? static_cast<int>(ad+.5) : static_cast<int>(ad-.5);
137 } 166 }
138 167
139 //----------------------------- << 168 inline int G4lint(double ad)
>> 169 {
>> 170 return (ad>0) ? static_cast<int>(ad) : static_cast<int>(ad-1.);
>> 171 }
140 172
141 // Use the following function to get rid of " << 173 inline int G4rint(double ad)
142 // Example: << 174 {
143 // << 175 return (ad>0) ? static_cast<int>(ad+1) : static_cast<int>(ad);
144 // #ifdef SOME_CONDITION << 176 }
145 // void doSomething(int val) <<
146 // { <<
147 // something = val; <<
148 // } <<
149 // #else <<
150 // void doSomething(int) <<
151 // { } <<
152 // #endif <<
153 // <<
154 // can be simplified to: <<
155 // <<
156 // void doSomething(int val) <<
157 // { <<
158 // #ifdef SOME_CONDITION <<
159 // something = val; <<
160 // #else <<
161 // G4ConsumeParameters(val); <<
162 // #endif <<
163 // } <<
164 // <<
165 // or: <<
166 // <<
167 // void doSomething(int val) <<
168 // { <<
169 // #ifdef SOME_CONDITION <<
170 // something = val; <<
171 // #endif <<
172 // // function call does nothing <<
173 // G4ConsumeParameters(val); <<
174 // } <<
175 // <<
176 template <typename... _Args> <<
177 inline void G4ConsumeParameters(_Args&&...) <<
178 {} <<
179 177
180 #endif // templates_hh << 178 #endif // templates_h
181 179