added everything

engine/platformMacCarb/macCarbTime.cc

@@ -0,0 +1,106 @@
+//-----------------------------------------------------------------------------
+// Torque Game Engine 
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#include "platformMacCarb/platformMacCarb.h"
+#include "platform/gameInterface.h"
+#include <time.h>
+#include <unistd.h>
+
+#pragma message("time code needs eval -- may not be accurate in all cases, and might cause performance hit.")
+
+//--------------------------------------
+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;
+}   
+
+/// 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 milisec 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 platState.currentTime;   
+}   
+
+void Platform::advanceTime(U32 delta)
+{
+   platState.currentTime += 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 );
+}
+
+#pragma mark ---- TimeManager ----
+//--------------------------------------
+static void _MacCarbUpdateSleepTicks()
+{
+   if( platState.backgrounded )
+      platState.sleepTicks = Platform::getBackgroundSleepTime();
+   else
+      platState.sleepTicks = sgTimeManagerProcessInterval;
+}
+
+//--------------------------------------
+void TimeManager::process()
+{
+   _MacCarbUpdateSleepTicks();
+         
+   U32 curTime = Platform::getRealMilliseconds(); // GTC returns Milliseconds, FYI.
+   S32 elapsedTime = curTime - platState.lastTimeTick;
+
+   if(elapsedTime <= platState.sleepTicks)
+   {
+      Platform::sleep(platState.sleepTicks - elapsedTime);
+   }
+
+   platState.lastTimeTick = Platform::getRealMilliseconds();
+
+   TimeEvent event;
+   event.elapsedTime = elapsedTime;
+   Game->postEvent(event);
+}