Mercurial > projects > hoofbaby
diff deps/Platinum/ThirdParty/Neptune/Source/System/Win32/NptWin32System.cpp @ 0:3425707ddbf6
Initial import (hopefully this mercurial stuff works...)
author | fraserofthenight |
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date | Mon, 06 Jul 2009 08:06:28 -0700 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/deps/Platinum/ThirdParty/Neptune/Source/System/Win32/NptWin32System.cpp Mon Jul 06 08:06:28 2009 -0700 @@ -0,0 +1,138 @@ +/***************************************************************** +| +| Neptune - System :: Win32 Implementation +| +| (c) 2001-2006 Gilles Boccon-Gibod +| Author: Gilles Boccon-Gibod (bok@bok.net) +| + ****************************************************************/ + +/*---------------------------------------------------------------------- +| includes ++---------------------------------------------------------------------*/ +#if defined(_XBOX) +#include <xtl.h> +#else +#include <windows.h> +#endif + +#if !defined(_WIN32_WCE) +#include <sys/timeb.h> +#endif + +#include "NptConfig.h" +#include "NptTypes.h" +#include "NptSystem.h" +#include "NptResults.h" +#include "NptDebug.h" + +/*---------------------------------------------------------------------- +| NPT_System::GetProcessId ++---------------------------------------------------------------------*/ +NPT_Result +NPT_System::GetProcessId(NPT_UInt32& id) +{ + //id = getpid(); + id = 0; + return NPT_SUCCESS; +} + +#if defined(_WIN32_WCE) +/*---------------------------------------------------------------------- +| NPT_System::GetCurrentTimeStamp ++---------------------------------------------------------------------*/ +NPT_Result +NPT_System::GetCurrentTimeStamp(NPT_TimeStamp& now) +{ + SYSTEMTIME stime; + FILETIME ftime; + __int64 time64; + GetSystemTime(&stime); + SystemTimeToFileTime(&stime, &ftime); + + /* convert to 64-bits 100-nanoseconds value */ + time64 = (((unsigned __int64)ftime.dwHighDateTime)<<32) | ((unsigned __int64)ftime.dwLowDateTime); + time64 -= 116444736000000000; /* convert from the Windows epoch (Jan. 1, 1601) to the + * Unix epoch (Jan. 1, 1970) */ + + now.m_Seconds = (NPT_Int32)(time64/10000000); + now.m_NanoSeconds = 100*(NPT_Int32)(time64-((unsigned __int64)now.m_Seconds*10000000)); + + return NPT_SUCCESS; +} +#else +/*---------------------------------------------------------------------- +| NPT_System::GetCurrentTimeStamp ++---------------------------------------------------------------------*/ +NPT_Result +NPT_System::GetCurrentTimeStamp(NPT_TimeStamp& now) +{ + struct _timeb time_stamp; + +#if defined(_MSC_VER) && (_MSC_VER >= 1400) + _ftime_s(&time_stamp); +#else + _ftime(&time_stamp); +#endif + now.m_Seconds = (long)time_stamp.time; + now.m_NanoSeconds = (long)time_stamp.millitm*1000000; + + return NPT_SUCCESS; +} +#endif + +/*---------------------------------------------------------------------- +| NPT_System::Sleep ++---------------------------------------------------------------------*/ +NPT_Result +NPT_System::Sleep(const NPT_TimeInterval& duration) +{ + DWORD milliseconds = 1000*duration.m_Seconds + duration.m_NanoSeconds/1000000; + ::Sleep(milliseconds); + + return NPT_SUCCESS; +} + +/*---------------------------------------------------------------------- +| NPT_System::SleepUntil ++---------------------------------------------------------------------*/ +NPT_Result +NPT_System::SleepUntil(const NPT_TimeStamp& when) +{ + NPT_TimeStamp now; + GetCurrentTimeStamp(now); + if (when > now) { + NPT_TimeInterval duration = when-now; + return Sleep(duration); + } else { + return NPT_SUCCESS; + } +} + +/*---------------------------------------------------------------------- +| NPT_System::SetRandomSeed ++---------------------------------------------------------------------*/ +NPT_Result +NPT_System::SetRandomSeed(unsigned int seed) +{ + srand(seed); + return NPT_SUCCESS; +} + +/*---------------------------------------------------------------------- +| NPT_System::NPT_System ++---------------------------------------------------------------------*/ +NPT_UInt32 +NPT_System::GetRandomInteger() +{ + static bool seeded = false; + if (seeded == false) { + NPT_TimeStamp now; + GetCurrentTimeStamp(now); + srand(now.m_NanoSeconds); + seeded = true; + } + + return rand(); +} +