Line data Source code
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 : /* $Id$ */
16 : // ---------------------
17 : // Class AliVZEROTrigger
18 : // ---------------------
19 : // Top class to simulate the VZERO trigger response
20 : // This class is only used for interface with AliTriggerDetector
21 : // Its create and Set Inputs of the CTP
22 : // The Calculation of the trigger response is done into AliVZEROTriggerSimulator
23 : //
24 :
25 :
26 : #include <TClonesArray.h>
27 : #include <TTree.h>
28 :
29 : #include "AliRun.h"
30 : #include "AliLoader.h"
31 : #include "AliLog.h"
32 : #include "AliRunLoader.h"
33 : #include "AliTriggerInput.h"
34 :
35 : #include "AliVZEROdigit.h"
36 : #include "AliVZEROTriggerSimulator.h"
37 : #include "AliVZEROTrigger.h"
38 :
39 : //______________________________________________________________________
40 20 : ClassImp(AliVZEROTrigger)
41 :
42 : //______________________________________________________________________
43 :
44 8 : AliVZEROTrigger::AliVZEROTrigger():AliTriggerDetector()
45 40 : {
46 8 : SetName("VZERO");
47 8 : CreateInputs();
48 16 : }
49 : //______________________________________________________________________
50 : void AliVZEROTrigger::CreateInputs()
51 : {
52 : // Do not create inputs again!!
53 16 : if( fInputs.GetEntriesFast() > 0 ) return;
54 :
55 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_BBA_AND_BBC", "VZERO", 0 ) );
56 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_BBA_OR_BBC","VZERO", 0 ) );
57 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_BGA_AND_BBC", "VZERO", 0 ) );
58 40 : fInputs.AddLast( new AliTriggerInput( "0VGA", "VZERO", 0 ) );
59 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_BGC_AND_BBA", "VZERO", 0 ) );
60 40 : fInputs.AddLast( new AliTriggerInput( "0VGC", "VZERO", 0 ) );
61 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_CTA1_AND_CTC1", "VZERO", 0 ) );
62 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_CTA1_OR_CTC1", "VZERO", 0 ) );
63 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_CTA2_AND_CTC2", "VZERO", 0 ) );
64 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_CTA2_OR_CTC2", "VZERO", 0 ) );
65 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_MTA_AND_MTC", "VZERO", 0 ) );
66 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_MTA_OR_MTC", "VZERO", 0 ) );
67 40 : fInputs.AddLast( new AliTriggerInput( "0VBA", "VZERO", 0 ) );
68 40 : fInputs.AddLast( new AliTriggerInput( "0VBC", "VZERO", 0 ) );
69 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_BGA_OR_BGC", "VZERO", 0 ) );
70 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_BEAMGAS", "VZERO", 0 ) );
71 :
72 : // The following are kept for compatibility with the CTP configuration file. Will have to be removed at some point
73 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_AND", "VZERO", 0 ) );
74 40 : fInputs.AddLast( new AliTriggerInput( "VZERO_OR","VZERO", 0 ) );
75 16 : }
76 :
77 : //______________________________________________________________________
78 : void AliVZEROTrigger::Trigger()
79 : {
80 : // ********** Get run loader for the current event **********
81 8 : AliRunLoader* runLoader = AliRunLoader::Instance();
82 :
83 4 : AliLoader* loader = runLoader->GetLoader( "VZEROLoader" );
84 :
85 4 : if(!loader) {
86 0 : AliError("Can not get VZERO loader");
87 0 : return;
88 : }
89 4 : loader->LoadDigits("update");
90 4 : TTree* vzeroDigitsTree = loader->TreeD();
91 :
92 4 : if (!vzeroDigitsTree) {
93 0 : AliError("Can not get the VZERO digit tree");
94 0 : return;
95 : }
96 4 : TClonesArray* vzeroDigits = NULL;
97 4 : TBranch* digitBranch = vzeroDigitsTree->GetBranch("VZERODigit");
98 4 : digitBranch->SetAddress(&vzeroDigits);
99 :
100 4 : AliVZEROTriggerSimulator * triggerSimulator = new AliVZEROTriggerSimulator(vzeroDigitsTree,vzeroDigits);
101 :
102 :
103 4 : triggerSimulator->Run();
104 :
105 4 : loader->WriteDigits("OVERWRITE");
106 4 : loader->UnloadDigits();
107 :
108 8 : if(triggerSimulator->GetBBAandBBC()) SetInput( "VZERO_BBA_AND_BBC" );
109 8 : if(triggerSimulator->GetBBAorBBC()) SetInput( "VZERO_BBA_OR_BBC" );
110 8 : if(triggerSimulator->GetBGAandBBC()) SetInput( "VZERO_BGA_AND_BBC" );
111 8 : if(triggerSimulator->GetBGA()) SetInput( "0VGA" );
112 8 : if(triggerSimulator->GetBGCandBBA()) SetInput( "VZERO_BGC_AND_BBA" );
113 8 : if(triggerSimulator->GetBGC()) SetInput( "0VGC" );
114 8 : if(triggerSimulator->GetCTA1andCTC1()) SetInput( "VZERO_CTA1_AND_CTC1" );
115 8 : if(triggerSimulator->GetCTA1orCTC1()) SetInput( "VZERO_CTA1_OR_CTC1" );
116 7 : if(triggerSimulator->GetCTA2andCTC2()) SetInput( "VZERO_CTA2_AND_CTC2" );
117 8 : if(triggerSimulator->GetCTA1orCTC1()) SetInput( "VZERO_CTA1_OR_CTC1" );
118 8 : if(triggerSimulator->GetMTAandMTC()) SetInput( "VZERO_MTA_AND_MTC" );
119 8 : if(triggerSimulator->GetMTAorMTC()) SetInput( "VZERO_MTA_OR_MTC" );
120 8 : if(triggerSimulator->GetBBA()) SetInput( "0VBA" );
121 8 : if(triggerSimulator->GetBBC()) SetInput( "0VBC" );
122 8 : if(triggerSimulator->GetBGAorBGC()) SetInput( "VZERO_BGA_OR_BGC" );
123 8 : if(triggerSimulator->GetBeamGas()) SetInput( "VZERO_BEAMGAS" );
124 :
125 : // The following are kept for compatibility with the CTP configuration file. Will have to be removed at some point
126 8 : if(triggerSimulator->GetBBAandBBC()) SetInput( "VZERO_AND" );
127 8 : if(triggerSimulator->GetBBAorBBC()) SetInput( "VZERO_OR" );
128 :
129 : return;
130 8 : }
131 :
132 :
133 :
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