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Improved VFS

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- Implemended vfsDir.
- Improved vfsDevice.
- Improved vfsFile.
This commit is contained in:
DH 2014-02-16 17:19:06 +02:00
parent 5d59dae730
commit 321d323beb
36 changed files with 479 additions and 390 deletions
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44
Utilities/Timer.h
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@ -1,38 +1,52 @@
#pragma once
#include <chrono>
using namespace std::chrono;
class Timer
{
private:
bool stopped;
high_resolution_clock::time_point start;
high_resolution_clock::time_point end;
bool m_stopped;
std::chrono::high_resolution_clock::time_point m_start;
std::chrono::high_resolution_clock::time_point m_end;
public:
Timer() : stopped(false)
Timer() : m_stopped(false)
{
}
void Start()
{
stopped = false;
start = high_resolution_clock::now();
m_stopped = false;
m_start = std::chrono::high_resolution_clock::now();
}
void Stop()
{
stopped = true;
end = high_resolution_clock::now();
m_stopped = true;
m_end = std::chrono::high_resolution_clock::now();
}
double GetElapsedTimeInSec(){return GetElapsedTimeInMicroSec() / 1000000.0;}
double GetElapsedTimeInMilliSec(){return GetElapsedTimeInMicroSec() / 1000.0;}
double GetElapsedTimeInMicroSec()
double GetElapsedTimeInSec() const
{
if (!stopped)
end = high_resolution_clock::now();
return duration_cast<microseconds>(end - start).count();
return GetElapsedTimeInMicroSec() / 1000000.0;
}
double GetElapsedTimeInMilliSec() const
{
return GetElapsedTimeInMicroSec() / 1000.0;
}
double GetElapsedTimeInMicroSec() const
{
std::chrono::high_resolution_clock::time_point now = m_stopped ? m_end : std::chrono::high_resolution_clock::now();
return std::chrono::duration_cast<std::chrono::microseconds>(now - m_start).count();
}
double GetElapsedTimeInNanoSec() const
{
std::chrono::high_resolution_clock::time_point now = m_stopped ? m_end : std::chrono::high_resolution_clock::now();
return std::chrono::duration_cast<std::chrono::nanoseconds>(now - m_start).count();
}
};