* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.2 1999/09/29 09:24:29 fca
-Introduction of the Copyright and cvs Log
+/* $Id$ */
-*/
+//-----------------------------------------------------------------------
+// Simulation event header class
+// Collaborates with AliRun, AliStack, and AliGenReaderTreeK classes
+// Many other classes depend on it
+// Author:
+//-----------------------------------------------------------------------
+
+#include <stdio.h>
+#include <TObjArray.h>
+
+#include "AliLog.h"
#include "AliHeader.h"
-#include "stdio.h"
+#include "AliDetectorEventHeader.h"
+#include "AliGenEventHeader.h"
+
ClassImp(AliHeader)
-AliHeader::AliHeader()
+//_______________________________________________________________________
+AliHeader::AliHeader():
+ fRun(-1),
+ fNvertex(0),
+ fNprimary(0),
+ fNtrack(0),
+ fEvent(0),
+ fEventNrInRun(0),
+ fStack(0),
+ fGenHeader(0),
+ fDetHeaders(0)
{
//
// Default constructor
//
- fRun=0;
- fNvertex=0;
- fNprimary=0;
- fNtrack=0;
- fEvent=0;
}
-AliHeader::AliHeader(Int_t run, Int_t event)
+//_______________________________________________________________________
+AliHeader::AliHeader(const AliHeader& head):
+ TObject(head),
+ fRun(-1),
+ fNvertex(0),
+ fNprimary(0),
+ fNtrack(0),
+ fEvent(0),
+ fEventNrInRun(0),
+ fStack(0),
+ fGenHeader(0),
+ fDetHeaders(0)
+{
+ //
+ // Copy constructor
+ //
+ head.Copy(*this);
+}
+
+//_______________________________________________________________________
+AliHeader::AliHeader(Int_t run, Int_t event):
+ fRun(run),
+ fNvertex(0),
+ fNprimary(0),
+ fNtrack(0),
+ fEvent(event),
+ fEventNrInRun(0),
+ fStack(0),
+ fGenHeader(0),
+ fDetHeaders(0)
{
//
// Standard constructor
//
+}
+
+//_______________________________________________________________________
+AliHeader::AliHeader(Int_t run, Int_t event, Int_t evNumber):
+ fRun(run),
+ fNvertex(0),
+ fNprimary(0),
+ fNtrack(0),
+ fEvent(event),
+ fEventNrInRun(evNumber),
+ fStack(0),
+ fGenHeader(0),
+ fDetHeaders(0)
+{
+ //
+ // Standard constructor
+ //
+}
+
+AliHeader::~AliHeader()
+{
+ //
+ // Destructor
+ //
+ if (fDetHeaders) {
+ fDetHeaders->Delete();
+ delete fDetHeaders;
+ }
+ delete fGenHeader;
+}
+
+
+
+//_______________________________________________________________________
+void AliHeader::Reset(Int_t run, Int_t event)
+{
+ //
+ // Resets the header with new run and event number
+ //
fRun=run;
fNvertex=0;
fNprimary=0;
fNtrack=0;
fEvent=event;
+ if (fDetHeaders) fDetHeaders->Delete();
}
-void AliHeader::Reset(Int_t run, Int_t event)
+//_______________________________________________________________________
+void AliHeader::Reset(Int_t run, Int_t event, Int_t evNumber)
{
//
// Resets the header with new run and event number
fNprimary=0;
fNtrack=0;
fEvent=event;
+ fEventNrInRun=evNumber;
+ if (fDetHeaders) fDetHeaders->Clear();
}
-void AliHeader::Dump()
+//_______________________________________________________________________
+void AliHeader::Print(const char*) const
{
//
// Dumps header content
printf(
"=========== Header for run %d Event %d = end ============================================\n\n",
fRun,fEvent);
+
+}
+
+//_______________________________________________________________________
+AliStack* AliHeader::Stack() const
+{
+// Return pointer to stack
+ return fStack;
}
+
+//_______________________________________________________________________
+void AliHeader::SetStack(AliStack* stack)
+{
+// Set pointer to stack
+ fStack = stack;
+}
+
+//_______________________________________________________________________
+void AliHeader::SetGenEventHeader(AliGenEventHeader* header)
+{
+// Set pointer to header for generated event
+ fGenHeader = header;
+}
+
+void AliHeader::AddDetectorEventHeader(AliDetectorEventHeader* header)
+{
+// Add a detector specific header
+//
+// Create the array of headers
+ if (!fDetHeaders) fDetHeaders = new TObjArray(77);
+
+// Some basic checks
+
+ if (!header) {
+ Warning("AddDetectorEventHeader","Detector %s tries to add empty header \n", header->GetName());
+ return;
+ }
+
+ if (strlen(header->GetName()) == 0) {
+ Warning("AddDetectorEventHeader","Detector %s tries to add header without name \n", header->GetName());
+ return;
+ }
+
+ TObject *mod=fDetHeaders->FindObject(header->GetName());
+ if(mod) {
+ Warning("AddDetectorEventHeader","Detector %s tries to add more than one header \n", header->GetName());
+ return;
+ }
+
+
+// Add the header to the list
+ fDetHeaders->Add(header);
+}
+
+AliDetectorEventHeader* AliHeader::GetDetectorEventHeader(const char *name) const
+{
+//
+// Returns detector specific event header
+//
+ if (!fDetHeaders) {
+ Warning("GetDetectorEventHeader","There are no detector specific headers for this event");
+ return 0x0;
+ }
+ return dynamic_cast<AliDetectorEventHeader*>(fDetHeaders->FindObject(name)) ;
+}
+
+
+//_______________________________________________________________________
+AliGenEventHeader* AliHeader::GenEventHeader() const
+{
+// Get pointer to header for generated event
+ return fGenHeader;
+}
+
+//_______________________________________________________________________
+void AliHeader::Copy(TObject&) const
+{
+ AliFatal("Not implemented");
+}
+
+
+