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Timer.hh
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47\*===========================================================================*/
48
49#ifndef TIMER_HH
50#define TIMER_HH
51// ----------------------------------------------------------------------------
52
58// ----------------------------------------------------------------------------
59
60#include <OpenMesh/Core/System/config.hh>
61//
62#include <ostream>
63#include <string>
64#if defined(OM_CC_MIPS)
65# include <assert.h>
66#else
67# include <cassert>
68#endif
69
70
71// ------------------------------------------------------------- namespace ----
72
73namespace OpenMesh {
74namespace Utils {
75
76
77// -------------------------------------------------------------- forwards ----
78
79
80class TimerImpl;
81
82
83// ----------------------------------------------------------------- class ----
84
87class OPENMESHDLLEXPORT Timer
88{
89public:
90
92 enum Format {
93 Automatic,
94 Long,
95 Hours,
96 Minutes,
97 Seconds,
98 HSeconds,
99 MSeconds,
100 MicroSeconds,
101 NanoSeconds
102 };
103
104 Timer(void);
105 ~Timer(void);
106
108 bool is_valid() const { return state_!=Invalid; }
109
110 bool is_stopped() const { return state_==Stopped; }
111
113 void reset(void);
114
116 void start(void);
117
119 void stop(void);
120
122 void cont(void);
123
125 float resolution() const;
126
128 double seconds(void) const;
129
131 double hseconds(void) const { return seconds()*1e2; }
132
134 double mseconds(void) const { return seconds()*1e3; }
135
137 double useconds(void) const { return seconds()*1e6; }
138
142 std::string as_string(Format format = Automatic);
143
147 static std::string as_string(double seconds, Format format = Automatic);
148
149public:
150
152
153 bool operator < (const Timer& t2) const
154 {
155 assert( is_stopped() && t2.is_stopped() );
156 return (seconds() < t2.seconds());
157 }
158
159 bool operator > (const Timer& t2) const
160 {
161 assert( is_stopped() && t2.is_stopped() );
162 return (seconds() > t2.seconds());
163 }
164
165 bool operator == (const Timer& t2) const
166 {
167 assert( is_stopped() && t2.is_stopped() );
168 return (seconds() == t2.seconds());
169 }
170
171 bool operator <= (const Timer& t2) const
172 {
173 assert( is_stopped() && t2.is_stopped() );
174 return (seconds() <= t2.seconds());
175 }
176
177 bool operator >=(const Timer& t2) const
178 {
179 assert( is_stopped() && t2.is_stopped() );
180 return (seconds() >= t2.seconds());
181 }
183
184protected:
185
186 TimerImpl *impl_;
187
188 enum {
189 Invalid = -1,
190 Stopped = 0,
191 Running = 1
192 } state_;
193
194};
195
196
201inline std::ostream& operator << (std::ostream& _o, const Timer& _t)
202{
203 return (_o << _t.seconds());
204}
205
206
207// ============================================================================
208} // END_NS_UTILS
209} // END_NS_OPENMESH
210// ============================================================================
211#endif
212// end of Timer.hh
213// ===========================================================================
214
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition MeshItems.hh:64
auto operator<<(std::ostream &os, const VectorT< Scalar, DIM > &_vec) -> typename std::enable_if< sizeof(decltype(os<< _vec[0])) >=0
output a vector by printing its space-separated compontens
Timer class.
Definition Timer.hh:88
double hseconds(void) const
Returns measured time in hundredth seconds, if the timer is in state 'Stopped'.
Definition Timer.hh:131
Format
Formatting options for member Timer::as_string()
Definition Timer.hh:92
void reset(void)
Reset the timer.
double mseconds(void) const
Returns measured time in milli seconds, if the timer is in state 'Stopped'.
Definition Timer.hh:134
static std::string as_string(double seconds, Format format=Automatic)
Returns a given measured time as a string.
void cont(void)
Continue measurement.
void stop(void)
Stop measurement.
double useconds(void) const
Returns measured time in micro seconds, if the timer is in state 'Stopped'.
Definition Timer.hh:137
float resolution() const
Give resolution of timer. Depends on the underlying measurement method.
double seconds(void) const
Returns measured time in seconds, if the timer is in state 'Stopped'.
std::string as_string(Format format=Automatic)
Returns the measured time as a string.
void start(void)
Start measurement.
bool is_valid() const
Returns true if self is in a valid state!
Definition Timer.hh:108

Project OpenMesh, ©  Computer Graphics Group, RWTH Aachen. Documentation generated using doxygen .