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dc7ca31d | 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 | /* $Id$ */ | |
e358e301 | 17 | /*************************************************************** |
18 | * T0 trigger class for T0 trigger signals: | |
19 | * - T0A | |
20 | * - T0C | |
21 | * - T0vertex | |
22 | * - T0 semi central event for ions | |
23 | * - T0 central for ions | |
24 | ****************************************************************/ | |
25 | ||
dc7ca31d | 26 | |
dc7ca31d | 27 | #include "AliLog.h" |
28 | #include "AliRun.h" | |
c93255fe | 29 | #include "AliLoader.h" |
dc7ca31d | 30 | #include "AliRunLoader.h" |
31 | #include "AliTriggerInput.h" | |
539b9cb9 | 32 | #include "AliT0Parameters.h" |
33 | #include "AliT0TriggerParameters.h" | |
34 | #include <AliCDBManager.h> | |
35 | #include <AliCDBEntry.h> | |
36 | #include <AliCDBStorage.h> | |
dc7ca31d | 37 | |
38 | #include "AliT0.h" | |
dc7ca31d | 39 | #include "AliT0digit.h" |
40 | #include "AliT0Trigger.h" | |
41 | ||
539b9cb9 | 42 | #include "Riostream.h" |
43 | ||
dc7ca31d | 44 | //---------------------------------------------------------------------- |
45 | ClassImp(AliT0Trigger) | |
46 | ||
47 | //---------------------------------------------------------------------- | |
48 | AliT0Trigger::AliT0Trigger() | |
ea276330 | 49 | : AliTriggerDetector(), |
50 | fT0(0x0), | |
3c6a09a2 | 51 | fDigits(0x0), |
52 | fTrigPar(0x0) | |
dc7ca31d | 53 | { |
54 | SetName("T0"); | |
55 | CreateInputs(); | |
539b9cb9 | 56 | AliCDBManager *stor =AliCDBManager::Instance(); |
57 | //time equalizing | |
58 | AliCDBEntry* fCalibentry = stor->Get("T0/Calib/TriggerParam"); | |
59 | if (fCalibentry) | |
60 | fTrigPar = (AliT0TriggerParameters*)fCalibentry->GetObject(); | |
61 | else { | |
62 | AliWarning(" No trigger parameters in CDB , use default"); | |
63 | } | |
64 | ||
dc7ca31d | 65 | } |
66 | ||
67 | //---------------------------------------------------------------------- | |
68 | void AliT0Trigger::CreateInputs() | |
69 | { | |
70 | // inputs | |
539b9cb9 | 71 | |
dc7ca31d | 72 | // Do not create inputs again!! |
73 | if( fInputs.GetEntriesFast() > 0 ) return; | |
74 | ||
892473e3 | 75 | fInputs.AddLast( new AliTriggerInput( "0T0A", "T0", 0 ) ); |
76 | fInputs.AddLast( new AliTriggerInput( "0T0C", "T0", 0 ) ); | |
77 | fInputs.AddLast( new AliTriggerInput( "0TVX", "T0", 0 ) ); | |
572b6f20 | 78 | fInputs.AddLast( new AliTriggerInput( "T0_Centr_L0", "T0", 0 ) ); |
79 | fInputs.AddLast( new AliTriggerInput( "T0_SemiCentral_L0", "T0", 0 ) ); | |
539b9cb9 | 80 | |
dc7ca31d | 81 | } |
82 | ||
83 | //---------------------------------------------------------------------- | |
84 | void AliT0Trigger::Trigger() | |
85 | { | |
e358e301 | 86 | // trigger input |
87 | ||
33c3c91a | 88 | AliRunLoader* runLoader = AliRunLoader::Instance(); |
dc7ca31d | 89 | AliLoader * fT0Loader = runLoader->GetLoader("T0Loader"); |
90 | // AliT0digit *fDigits; | |
91 | fT0Loader->LoadDigits("READ"); | |
92 | // Creating T0 data container | |
93 | ||
94 | TTree* treeD = fT0Loader->TreeD(); | |
95 | if (!treeD) { | |
96 | AliError("no digits tree"); | |
97 | return; | |
98 | } | |
c2337900 | 99 | fDigits = new AliT0digit(); |
dc7ca31d | 100 | |
101 | TBranch *brDigits = treeD->GetBranch("T0"); | |
102 | if (brDigits) { | |
103 | brDigits->SetAddress(&fDigits); | |
104 | }else{ | |
105 | AliError("Branch T0 DIGIT not found"); | |
106 | return; | |
107 | } | |
108 | brDigits->GetEntry(0); | |
c41ceaac | 109 | Int_t besttimeA = fDigits->BestTimeA(); |
110 | Int_t besttimeC = fDigits->BestTimeC(); | |
dc7ca31d | 111 | Int_t timeDiff = fDigits->TimeDiff(); |
112 | Int_t sumMult= fDigits->SumMult(); | |
113 | ||
539b9cb9 | 114 | //trigger parameteres |
115 | ||
116 | Float_t timeWindowLow = fTrigPar->GetTimeWindowLow(); | |
117 | Float_t timeWindowHigh = fTrigPar->GetTimeWindowHigh(); | |
118 | Int_t ampCentr = fTrigPar->GetAmpCentr(); | |
119 | Int_t ampSemiCentr = fTrigPar->GetAmpSemiCentr(); | |
120 | ||
892473e3 | 121 | if (besttimeA > 0 && besttimeA <99999) SetInput("0T0A"); |
122 | if (besttimeC > 0 && besttimeC<99999) SetInput("0T0C"); | |
ea276330 | 123 | //6093 corrsponds to vertex -20cm, 6202 vertex +20 with delay 150nc eqalized on the TVDC unit |
892473e3 | 124 | if (timeDiff >timeWindowLow && timeDiff < timeWindowHigh) SetInput("0TVX"); |
539b9cb9 | 125 | if (sumMult > ampCentr) SetInput("T0_Centr_L0"); |
126 | if (sumMult> ampSemiCentr && sumMult <= ampCentr) SetInput("T0_SemiCentral_L0");; | |
dc7ca31d | 127 | |
128 | ||
129 | } |