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DavidWyand-GG 2012-09-19 11:15:01 -04:00
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Engine/source/platformMac/macCarbTime.cpp Normal file
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//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------
#include <CoreServices/CoreServices.h>
#include "platform/platformTimer.h"
#include <time.h>
#include <unistd.h>
//--------------------------------------
static U32 sgCurrentTime = 0;
//--------------------------------------
void Platform::getLocalTime(LocalTime &lt)
{
struct tm systime;
time_t long_time;
/// Get time as long integer.
time( &long_time );
/// Convert to local time, thread safe.
localtime_r( &long_time, &systime );
/// Fill the return struct
lt.sec = systime.tm_sec;
lt.min = systime.tm_min;
lt.hour = systime.tm_hour;
lt.month = systime.tm_mon;
lt.monthday = systime.tm_mday;
lt.weekday = systime.tm_wday;
lt.year = systime.tm_year;
lt.yearday = systime.tm_yday;
lt.isdst = systime.tm_isdst;
}
String Platform::localTimeToString( const LocalTime &lt )
{
tm systime;
systime.tm_sec = lt.sec;
systime.tm_min = lt.min;
systime.tm_hour = lt.hour;
systime.tm_mon = lt.month;
systime.tm_mday = lt.monthday;
systime.tm_wday = lt.weekday;
systime.tm_year = lt.year;
systime.tm_yday = lt.yearday;
systime.tm_isdst = lt.isdst;
return asctime( &systime );
}
/// Gets the time in seconds since the Epoch
U32 Platform::getTime()
{
time_t epoch_time;
time( &epoch_time );
return epoch_time;
}
/// Gets the time in milliseconds since some epoch. In this case, system start time.
/// Storing milliseconds in a U32 overflows every 49.71 days
U32 Platform::getRealMilliseconds()
{
// Duration is a S32 value.
// if negative, it is in microseconds.
// if positive, it is in milliseconds.
Duration durTime = AbsoluteToDuration(UpTime());
U32 ret;
if( durTime < 0 )
ret = durTime / -1000;
else
ret = durTime;
return ret;
}
U32 Platform::getVirtualMilliseconds()
{
return sgCurrentTime;
}
void Platform::advanceTime(U32 delta)
{
sgCurrentTime += delta;
}
/// Asks the operating system to put the process to sleep for at least ms milliseconds
void Platform::sleep(U32 ms)
{
// note: this will overflow if you want to sleep for more than 49 days. just so ye know.
usleep( ms * 1000 );
}
//----------------------------------------------------------------------------------
PlatformTimer* PlatformTimer::create()
{
return new DefaultPlatformTimer;
}
void Platform::fileToLocalTime(const FileTime & ft, LocalTime * lt)
{
if(!lt)
return;
time_t long_time = ft;
struct tm systime;
/// Convert to local time, thread safe.
localtime_r( &long_time, &systime );
/// Fill the return struct
lt->sec = systime.tm_sec;
lt->min = systime.tm_min;
lt->hour = systime.tm_hour;
lt->month = systime.tm_mon;
lt->monthday = systime.tm_mday;
lt->weekday = systime.tm_wday;
lt->year = systime.tm_year;
lt->yearday = systime.tm_yday;
lt->isdst = systime.tm_isdst;
}