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106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
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/// \file
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///
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/// This file is part of RakNet Copyright 2003 Kevin Jenkins.
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///
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/// Usage of RakNet is subject to the appropriate license agreement.
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/// Creative Commons Licensees are subject to the
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/// license found at
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/// http://creativecommons.org/licenses/by-nc/2.5/
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/// Single application licensees are subject to the license found at
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/// http://www.rakkarsoft.com/SingleApplicationLicense.html
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/// Custom license users are subject to the terms therein.
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/// GPL license users are subject to the GNU General Public
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/// License as published by the Free
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/// Software Foundation; either version 2 of the License, or (at your
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/// option) any later version.
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#include "GetTime.h"
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#ifdef _COMPATIBILITY_1
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#include "Compatibility1Includes.h" // Developers of a certain platform will know what to do here.
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#elif defined(_WIN32)
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#include <windows.h>
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#elif defined(_COMPATIBILITY_2)
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#include "Compatibility2Includes.h"
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#include <sys/time.h>
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#include <unistd.h>
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#else
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#include <sys/time.h>
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#include <unistd.h>
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#endif
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static bool initialized=false;
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#ifdef _WIN32
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static LARGE_INTEGER yo;
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#else
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static timeval tp, initialTime;
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#endif
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RakNetTime RakNet::GetTime( void )
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{
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if ( initialized == false )
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{
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#ifdef _WIN32
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QueryPerformanceFrequency( &yo );
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// The original code shifted right 10 bits
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//counts = yo.QuadPart >> 10;
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// It gives the wrong value since 2^10 is not 1000
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// counts = yo.QuadPart;// / 1000;
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#else
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gettimeofday( &initialTime, 0 );
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#endif
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initialized = true;
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}
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#ifdef _WIN32
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LARGE_INTEGER PerfVal;
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QueryPerformanceCounter( &PerfVal );
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return (RakNetTime)(PerfVal.QuadPart*1000 / yo.QuadPart);
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#else
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gettimeofday( &tp, 0 );
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// Seconds to ms and microseconds to ms
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return ( tp.tv_sec - initialTime.tv_sec ) * 1000 + ( tp.tv_usec - initialTime.tv_usec ) / 1000;
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#endif
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}
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RakNetTimeNS RakNet::GetTimeNS( void )
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{
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if ( initialized == false )
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{
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#ifdef _WIN32
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QueryPerformanceFrequency( &yo );
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// The original code shifted right 10 bits
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//counts = yo.QuadPart >> 10;
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// It gives the wrong value since 2^10 is not 1000
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// counts = yo.QuadPart;// / 1000;
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#else
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gettimeofday( &initialTime, 0 );
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#endif
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initialized = true;
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}
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#ifdef _WIN32
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LARGE_INTEGER PerfVal;
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QueryPerformanceCounter( &PerfVal );
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__int64 quotient, remainder;
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quotient=((PerfVal.QuadPart*1000) / yo.QuadPart);
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remainder=((PerfVal.QuadPart*1000) % yo.QuadPart);
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//return (PerfVal.QuadPart*1000 / (yo.QuadPart/1000));
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return quotient*1000 + (remainder*1000 / yo.QuadPart);
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#else
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gettimeofday( &tp, 0 );
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return ( tp.tv_sec - initialTime.tv_sec ) * (RakNetTimeNS) 1000000 + ( tp.tv_usec - initialTime.tv_usec );
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#endif
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}
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