Import Geant4 0.0.0 source tree

2016-06-01 15:25:35 +02:00
parent 54d6b71f95
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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: G4Timer.cc,v 2.3 1998/07/17 08:56:21 gunter Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+// 
+// ----------------------------------------------------------------------
+// class G4Timer
+//
+// Implementation
+// 29.04.97 G.Cosmo Added timings for Windows/NT
+
+#include "G4Timer.hh"
+#include "G4ios.hh"
+
+#ifdef WIN32
+#  include <sys/types.h>
+#  include <windows.h>
+
+   // extract milliseconds time unit
+   int sysconf(int a){
+     if( a == _SC_CLK_TCK ) return 1000;
+     else return 0;
+   }
+
+   static clock_t filetime2msec( FILETIME* t ){
+   
+      return (clock_t)((((float)t->dwHighDateTime)*429496.7296)+
+              (((float)t->dwLowDateTime)*.0001) );
+   }
+
+
+   clock_t times(struct tms * t){
+           FILETIME      ct = {0,0}, et = {0,0}, st = {0,0}, ut = {0,0}, rt = {0,0};
+           SYSTEMTIME realtime;
+
+           GetSystemTime( &realtime );
+           SystemTimeToFileTime( &realtime, &rt ); // get real time in 10^-9 sec
+           if( t != NULL ){
+                   GetProcessTimes( GetCurrentProcess(), &ct, &et, &st, &ut);// get process time in 10^-9 sec
+                   t->tms_utime = t->tms_cutime = filetime2msec(&ut);
+                   t->tms_stime = t->tms_cstime = filetime2msec(&st);
+           }
+           return filetime2msec(&rt);
+   }
+#endif /* WIN32 */
+
+// Print timer status n ostream
+ostream& operator << (ostream& os, const G4Timer& t)
+{
+    if (t.IsValid())
+	{
+	    os << "User=" << t.GetUserElapsed()
+	       << "s Real=" << t.GetRealElapsed()
+	       << "s Sys=" << t.GetSystemElapsed() << "s";
+	}
+    else
+	{
+	    os << "User=****s Real=****s Sys=****s";
+	}
+    return os;
+}
+
+G4double G4Timer::GetRealElapsed() const
+{
+    if (!fValidTimes)
+	{
+	    G4Exception("G4Timer::GetRealElapsed - Timer not stopped or times not recorded");
+	}
+    G4double diff=fEndRealTime-fStartRealTime;
+    return diff/sysconf(_SC_CLK_TCK);
+}
+
+
+G4double G4Timer::GetSystemElapsed() const
+{
+    if (!fValidTimes)
+	{
+	    G4Exception("G4Timer::GetSystemElapsed - Timer not stopped or times not recorded");
+	}
+    G4double diff=fEndTimes.tms_stime-fStartTimes.tms_stime;
+    return diff/sysconf(_SC_CLK_TCK);
+}
+
+G4double G4Timer::GetUserElapsed() const
+{
+    if (!fValidTimes)
+	{
+	    G4Exception("G4Timer::GetUserElapsed - Timer not stopped or times not recorded");
+	}
+    G4double diff=fEndTimes.tms_utime-fStartTimes.tms_utime;
+    return diff/sysconf(_SC_CLK_TCK);
+}
+
+
+
+
+