1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
//-----------------------------------------------------------------------------
// Product: OpenCTM tools
// File: systimer.h
// Description: Interface for the system timer routines.
//-----------------------------------------------------------------------------
// Copyright (c) 2009-2010 Marcus Geelnard
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//-----------------------------------------------------------------------------
#ifndef __SYSIMER_H_
#define __SYSIMER_H_
#if !defined(WIN32) && defined(_WIN32)
#define WIN32
#endif
#ifdef WIN32
#include <windows.h>
#else
#include <sys/time.h>
#endif
#include <list>
class SysTimer {
private:
std::list<double> mStack;
#ifdef WIN32
__int64 mTimeFreq;
__int64 mTimeStart;
#else
long long mTimeStart;
#endif
public:
/// Constructor
SysTimer();
/// Get current time.
double GetTime();
/// Push current time (start measuring).
void Push();
/// Pop delta time since last push.
double PopDelta();
};
#endif // __SYSIMER_H_
|
