STEER/AliTriggerDetector.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id$ */
  17
  18 ///////////////////////////////////////////////////////////////////////////////
  19 //                                                                           //
  20 //  Base Class for Detector specific Trigger                                 //                                                                           //
  21 //                                                                           //
  22 //                                                                           //
  23 //                                                                           //
  24 //                                                                           //
  25 //                                                                           //
  26 ///////////////////////////////////////////////////////////////////////////////
  27
  28 #include <Riostream.h>
  29 #include <TNamed.h>
  30 #include <TString.h>
  31 #include <TObjArray.h>
  32 #include <TRandom.h>
  33
  34
  35 #include "AliLog.h"
  36 #include "AliRun.h"
  37 #include "AliRunLoader.h"
  38
  39 #include "AliTriggerInput.h"
  40 #include "AliTriggerDetector.h"
  41
  42
  43
  44 ClassImp( AliTriggerDetector )
  45
  46 //_____________________________________________________________________________
  47 AliTriggerDetector::AliTriggerDetector() : TNamed()
  48 {
  49    // Default constructor
  50    fMask    = 0;
  51 }
  52
  53 //_____________________________________________________________________________
  54 void AliTriggerDetector::CreateInputs()
  55 {
  56    // Define the inputs to the Central Trigger Processor
  57    // This is a dummy version
  58
  59    // Do not create inputs again!!
  60    if( fInputs.GetEntriesFast() > 0 ) return;
  61
  62    TString name = GetName();
  63    fInputs.AddLast( new AliTriggerInput( name+"_TEST1_L0", "Dummy input 1", 0x01 ) );
  64    fInputs.AddLast( new AliTriggerInput( name+"_TEST2_L0", "Dummy input 2", 0x02 ) );
  65    fInputs.AddLast( new AliTriggerInput( name+"_TEST3_L0", "Dummy input 3", 0x04 ) );
  66 }
  67
  68 //_____________________________________________________________________________
  69 void AliTriggerDetector::Trigger()
  70 {
  71    // This is a dummy version set all inputs in a random way
  72
  73    AliWarning( Form( "Triggering dummy detector %s", GetName() ) );
  74
  75    //  ********** Get Digits for the current event **********
  76    AliRunLoader* runLoader = gAlice->GetRunLoader();
  77    AliInfo( Form( "Event %d", runLoader->GetEventNumber() ) );
  78
  79    TString loadername = GetName();
  80    loadername.Append( "Loader" );
  81    AliLoader * loader = runLoader->GetLoader( loadername.Data() );
  82    if( loader ) {
  83       loader->LoadDigits( "READ" );
  84       TTree* digits = loader->TreeD();
  85       // Do something with the digits !!!
  86       if( digits ) {
  87 //         digits->Print();
  88       }
  89       loader->UnloadDigits();
  90    }
  91    //  ******************************************************
  92
  93    // set all inputs in a random way
  94    Int_t nInputs = fInputs.GetEntriesFast();
  95    for( Int_t j=0; j<nInputs; j++ ) {
  96       AliTriggerInput* in = (AliTriggerInput*)fInputs.At( j );
  97       if( gRandom->Rndm() > 0.5 ) {
  98          in->Set();
  99          fMask |= in->GetValue();
 100       }
 101    }
 102 }
 103
 104 //_____________________________________________________________________________
 105 void AliTriggerDetector::SetInput( TString& name )
 106 {
 107    // Set Input by name
 108    AliTriggerInput* in = ((AliTriggerInput*)fInputs.FindObject( name.Data() ));
 109    in->Set();
 110    fMask |= in->GetValue();
 111 }
 112
 113 //_____________________________________________________________________________
 114 void AliTriggerDetector::SetInput( const char * name )
 115 {
 116    // Set Input by name
 117    AliTriggerInput* in = ((AliTriggerInput*)fInputs.FindObject( name ));
 118    in->Set();
 119    fMask |= in->GetValue();
 120 }
 121
 122 //_____________________________________________________________________________
 123 void AliTriggerDetector::SetInput( Int_t mask )
 124 {
 125    // Set Input by mask
 126    Int_t nInputs = fInputs.GetEntriesFast();
 127    for( Int_t j=0; j<nInputs; j++ ) {
 128       AliTriggerInput* in = (AliTriggerInput*)fInputs.At( j );
 129       if( in->GetMask() == mask ) {
 130          in->Set();
 131          fMask |= in->GetValue();
 132          break;
 133       }
 134    }
 135 }
 136
 137 //_____________________________________________________________________________
 138 void AliTriggerDetector::Print( const Option_t* opt ) const
 139 {
 140    // Print
 141    cout << "Trigger Detector : " << GetName() << endl;
 142    cout << "  Trigger Class Mask: 0x" << hex << GetMask() << dec << endl;
 143    Int_t nInputs = fInputs.GetEntriesFast();
 144    for( Int_t j=0; j<nInputs; j++ ) {
 145       AliTriggerInput* in = (AliTriggerInput*)fInputs.At( j );
 146       in->Print( opt );
 147    }
 148 }