Initial commit

Torque/SDK/engine/platformX86UNIX/x86UNIXTime.cc

@@ -0,0 +1,100 @@
+//-----------------------------------------------------------------------------
+// Torque Game Engine 
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+
+
+#include "platformX86UNIX/platformX86UNIX.h"
+#include "platformX86UNIX/x86UNIXState.h"
+#include "time.h"
+#include <errno.h>
+#include <time.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <unistd.h>
+
+U32 x86UNIXGetTickCount();
+//--------------------------------------
+void Platform::getLocalTime(LocalTime &lt)
+{
+   struct tm *systime;
+   time_t long_time;
+
+   time( &long_time );                // Get time as long integer.
+   systime = localtime( &long_time ); // Convert to local time.
+   
+   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;    
+}
+
+U32 Platform::getTime()
+{
+   time_t long_time;
+   time( &long_time );
+   return long_time;
+}   
+
+U32 Platform::getRealMilliseconds()
+{
+//   struct rusage usageStats;
+//   getrusage(RUSAGE_SELF, &usageStats);
+//   return usageStats.ru_utime.tv_usec;
+   return x86UNIXGetTickCount();
+}
+
+U32 Platform::getVirtualMilliseconds()
+{
+   return x86UNIXState->currentTime;
+}   
+
+void Platform::advanceTime(U32 delta)
+{
+   x86UNIXState->currentTime += delta;
+}   
+
+
+
+//------------------------------------------------------------------------------
+//-------------------------------------- x86UNIX Implementation
+//
+//
+static bool   sg_initialized = false;
+static U32 sg_secsOffset  = 0;
+//--------------------------------------
+U32 x86UNIXGetTickCount()
+{
+   // TODO: What happens when crossing a day boundary?
+   //
+   timeval t;
+
+   if (sg_initialized == false) {
+      sg_initialized = true;
+
+      gettimeofday(&t, NULL);
+      sg_secsOffset = t.tv_sec;
+   }
+
+   gettimeofday(&t, NULL);
+
+   U32 secs  = t.tv_sec - sg_secsOffset;
+   U32 uSecs = t.tv_usec;
+
+   // Make granularity 1 ms
+   return (secs * 1000) + (uSecs / 1000);
+}
+
+
+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 );
+}
+