Box2D: /build/box2d/src/box2d-2.4.1/include/box2d/b2_timer.h Source File

| Box2D 2.4.1 A 2D physics engine for games

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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{
33public:
34
36 b2Timer();
37
39 void Reset();
40
42 float GetMilliseconds() const;
43
44private:
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
Definition b2_timer.h:32
b2Timer::GetMilliseconds
float GetMilliseconds() const
Get the time since construction or the last reset.
b2Timer::Reset
void Reset()
Reset the timer.
b2Timer::b2Timer
b2Timer()
Constructor.