blob: 66ec9695f8fe790e57da7059eaf84f4bc8308ab6 (
plain)
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
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file pf_performance_timer.hpp Performance timer for pathfinders. */
#ifndef PF_PERFORMANCE_TIMER_HPP
#define PF_PERFORMANCE_TIMER_HPP
#include "../debug.h"
struct CPerformanceTimer
{
int64 m_start;
int64 m_acc;
CPerformanceTimer() : m_start(0), m_acc(0) {}
inline void Start()
{
m_start = QueryTime();
}
inline void Stop()
{
m_acc += QueryTime() - m_start;
}
inline int Get(int64 coef)
{
return (int)(m_acc * coef / QueryFrequency());
}
inline int64 QueryTime()
{
return ottd_rdtsc();
}
inline int64 QueryFrequency()
{
return ((int64)2200 * 1000000);
}
};
struct CPerfStartReal
{
CPerformanceTimer *m_pperf;
inline CPerfStartReal(CPerformanceTimer& perf) : m_pperf(&perf)
{
if (m_pperf != nullptr) m_pperf->Start();
}
inline ~CPerfStartReal()
{
Stop();
}
inline void Stop()
{
if (m_pperf != nullptr) {
m_pperf->Stop();
m_pperf = nullptr;
}
}
};
struct CPerfStartFake
{
inline CPerfStartFake(CPerformanceTimer& perf) {}
inline ~CPerfStartFake() {}
inline void Stop() {}
};
typedef CPerfStartFake CPerfStart;
#endif /* PF_PERFORMANCE_TIMER_HPP */
|
