MeVisLab Toolbox Reference
mlUtilsSystem.h
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1/*************************************************************************************
2**
3** Copyright 2007, MeVis Medical Solutions AG
4**
5** The user may use this file in accordance with the license agreement provided with
6** the Software or, alternatively, in accordance with the terms contained in a
7** written agreement between the user and MeVis Medical Solutions AG.
8**
9** For further information use the contact form at https://www.mevislab.de/contact
10**
11**************************************************************************************/
12
13#ifndef ML_UTILS_SYSTEM_H
14#define ML_UTILS_SYSTEM_H
15
17
18#include <type_traits>
19
20//------------------------------------------------------------------------------------
27//------------------------------------------------------------------------------------
28#ifndef MEVIS_TARGET
30#if !defined(MEVIS_TARGET)
31# error "The compiler definition MEVIS_TARGET is not set! It must specify the name of the compiled executable (without _d etc.)"
32#endif
33#endif
34
35
36//------------------------------------------------------------------------------------
39//------------------------------------------------------------------------------------
41#ifndef ML_UTILS_NAMESPACE
42#define ML_UTILS_NAMESPACE ml
43#endif
44
48#ifndef ML_UTILS_START_NAMESPACE
49#define ML_UTILS_START_NAMESPACE namespace ML_UTILS_NAMESPACE {
50#endif
51
53#ifndef ML_UTILS_END_NAMESPACE
54#define ML_UTILS_END_NAMESPACE }
55#endif
57
58#include "mlTypeDefs.h"
59
60ML_UTILS_START_NAMESPACE
61
62//------------------------------------------------------------------------------------
63//
66//
67//------------------------------------------------------------------------------------
68
71template<typename T> T mlMin(T a, T b){ return a < b ? a : b; }
72
75template<typename T> T mlMax(T a, T b){ return a > b ? a : b; }
76
77#if defined(__GNUC__)
78 #pragma GCC diagnostic push
79 // unary minus converts char and short to int - do not print a warning
80 #pragma GCC diagnostic ignored "-Wsign-conversion"
81#endif
82
84template<typename T> T mlAbs(T a){ if constexpr (std::is_signed<T>::value) return a < 0 ? -a : a; else return a; }
86
87#if defined(__GNUC__)
88 #pragma GCC diagnostic pop
89#endif
90
91ML_UTILS_END_NAMESPACE
92
93// The following block is currently for VC7 only, but might be necessary for VC8 too!
94#ifdef WIN32
95 #if _MSC_VER >= 1300
96//------------------------------------------------------------------------------------
97//
99// e.g., fabs(static_cast<int>(10)) could have been fabs(float),
100// fabs(double), or fabs(long double).
102//
103//------------------------------------------------------------------------------------
104
105// We include \c cmath, so that always the standard functions are defined if these
106// overloads are defined.
107#include <ThirdPartyWarningsDisable.h>
108#include <cmath>
109#include <ThirdPartyWarningsRestore.h>
110
111inline long double pow( __int64 i, int value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
112inline long double pow(unsigned __int64 i, int value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
113inline long double pow( __int64 i, float value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
114inline long double pow(unsigned __int64 i, float value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
115inline long double pow( __int64 i, double value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
116inline long double pow(unsigned __int64 i, double value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
117inline long double pow( __int64 i, long double value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
118inline long double pow(unsigned __int64 i, long double value) { return pow(static_cast<long double>(i), static_cast<long double>(value)); }
119
120inline unsigned __int64 abs (unsigned __int64 i) { return i; }
121inline long double fabs( __int64 i) { return static_cast<long double>(i < 0 ? -i : i); }
122inline long double fabs(unsigned __int64 i) { return static_cast<long double>(i); }
123
124#if _MSC_VER >= 1600
125inline double pow (float f, double d ) { return pow(static_cast<double>(f), d); }
126#endif // _MSC_VER >= 1600
127inline double pow (double d, float f ) { return pow(d, static_cast<double>(f)); }
128inline double pow (double d, unsigned int i ) { return pow(d, static_cast<double>(i)); }
129inline long double pow (double d, __int64 i ) { return pow(static_cast<long double>(d), static_cast<long double>(i)); }
130inline long double pow (double d, unsigned __int64 i ) { return pow(static_cast<long double>(d), static_cast<long double>(i)); }
131inline long double pow (double d, long double ld) { return pow(static_cast<long double>(d), ld); }
132inline long double pow (long double ld, double d ) { return pow(ld, static_cast<long double>(d)); }
133
134template <typename T> inline double atan (T value) { return atan (static_cast<double>(value)); }
135template <typename T> inline double ceil (T value) { return ceil (static_cast<double>(value)); }
136template <typename T> inline double exp (T value) { return exp (static_cast<double>(value)); }
137template <typename T> inline double fabs (T value) { return fabs (static_cast<double>(value)); }
138template <typename T> inline double floor(T value) { return floor(static_cast<double>(value)); }
139template <typename T> inline double log (T value) { return log (static_cast<double>(value)); }
140template <typename T> inline double sqrt (T value) { return sqrt (static_cast<double>(value)); }
141template <typename T> inline double pow (int i, T value) { return pow (static_cast<double>(i), value); }
142template <typename T> inline double pow (unsigned int i, T value) { return pow (static_cast<double>(i), value); }
143template <typename T> inline long double pow ( __int64 i, T value) { return pow (static_cast<long double>(i), static_cast<long double>(value)); }
144template <typename T> inline long double pow (unsigned __int64 i, T value) { return pow (static_cast<long double>(i), static_cast<long double>(value)); }
145#if _MSC_VER < 1600
146template <typename T> inline double pow (float f, T value) { return pow (static_cast<double>(f), value); }
147#endif // _MSC_VER < 1600
149
150 #endif
151#endif // WIN32 && _MSCVER >= 1300 && _MSC_VER < 1400
152
153//------------------------------------------------------------------------------------
154//
158//
159//------------------------------------------------------------------------------------
160
161#define ML_TYPENAME typename
163
164
165#endif // __mlUtilsSystem_H
166
167
T
@ T
Definition SoKeyGrabber.h:71
mlrange_cast
Target mlrange_cast(Source arg)
Generic version of checked ML casts.
Definition mlRangeCasts.h:332
ml::mlAbs
T mlAbs(T a)
Defines ML specific abs template since only type-dependent library functions exists.
Definition mlUtilsSystem.h:84
ml::mlMax
T mlMax(T a, T b)
Defines ML specific max template since max template is platform-dependent.
Definition mlUtilsSystem.h:75
ml::abs
DT abs(DT val)
Definition mlTypeDefTraits.h:120
ml::mlMin
T mlMin(T a, T b)
Defines ML specific min template since min template is platform-dependent.
Definition mlUtilsSystem.h:71