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win32/timer.cpp
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1 /*
2  * RPLIDAR SDK
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4  * Copyright (c) 2009 - 2014 RoboPeak Team
5  * http://www.robopeak.com
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34 
35 #include "sdkcommon.h"
36 #include <mmsystem.h>
37 #pragma comment(lib, "Winmm.lib")
38 
39 namespace rp{ namespace arch{
40 
41 static LARGE_INTEGER _current_freq;
42 
44 {
45  BOOL ans=QueryPerformanceFrequency(&_current_freq);
46  _current_freq.QuadPart/=1000;
47 }
48 
50 {
51  LARGE_INTEGER current;
52  QueryPerformanceCounter(&current);
53 
54  return (_u32)(current.QuadPart/_current_freq.QuadPart);
55 }
56 
57 BEGIN_STATIC_CODE(timer_cailb)
58 {
59  HPtimer_reset();
60 }END_STATIC_CODE(timer_cailb)
61 
62 }}
int BOOL
Definition: xstypedefs.h:62
_u32 getHDTimer()
Definition: win32/timer.cpp:49
BEGIN_STATIC_CODE(timer_cailb)
Definition: win32/timer.cpp:57
static LARGE_INTEGER _current_freq
Definition: win32/timer.cpp:41
uint32_t _u32
Definition: rptypes.h:69
#define END_STATIC_CODE(_blockname_)
Definition: util.h:65
void HPtimer_reset()
Definition: win32/timer.cpp:43



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