Box2D: /build/box2d/src/box2d-adaedf1772ede7420bc9ee569c8cba7952db91a0/include/box2d/b2_timer.h Source File

| Box2D 2.4.0 A 2D physics engine for games

b2_timer.h
1 // MIT License
2
3 // Copyright (c) 2019 Erin Catto
4
5 // Permission is hereby granted, free of charge, to any person obtaining a copy
6 // of this software and associated documentation files (the "Software"), to deal
7 // in the Software without restriction, including without limitation the rights
8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 // copies of the Software, and to permit persons to whom the Software is
10 // furnished to do so, subject to the following conditions:
11
12 // The above copyright notice and this permission notice shall be included in all
13 // copies or substantial portions of the Software.
14
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 // SOFTWARE.
22
23 #ifndef B2_TIMER_H
24 #define B2_TIMER_H
25
26 #include "b2_api.h"
27 #include "b2_settings.h"
28
31 class B2_API b2Timer
32 {
33 public:
34
36 b2Timer();
37
39 void Reset();
40
42 float GetMilliseconds() const;
43
44 private:
45
46 #if defined(_WIN32)
47 double m_start;
48 static double s_invFrequency;
49 #elif defined(__linux__) || defined (__APPLE__)
50 unsigned long long m_start_sec;
51 unsigned long long m_start_usec;
52 #endif
53 };
54
55 #endif
b2_settings.h
b2Timer::Reset
void Reset()
Reset the timer.
b2Timer::GetMilliseconds
float GetMilliseconds() const
Get the time since construction or the last reset.
b2Timer::b2Timer
b2Timer()
Constructor.
b2Timer
Definition: b2_timer.h:32