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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" | |
29 | #include "AliRunLoader.h" | |
30 | #include "AliTriggerInput.h" | |
31 | ||
32 | #include "AliT0.h" | |
dc7ca31d | 33 | #include "AliT0digit.h" |
34 | #include "AliT0Trigger.h" | |
35 | ||
36 | //---------------------------------------------------------------------- | |
37 | ClassImp(AliT0Trigger) | |
38 | ||
39 | //---------------------------------------------------------------------- | |
40 | AliT0Trigger::AliT0Trigger() | |
ea276330 | 41 | : AliTriggerDetector(), |
42 | fT0(0x0), | |
43 | fDigits(0x0) | |
dc7ca31d | 44 | { |
45 | SetName("T0"); | |
46 | CreateInputs(); | |
47 | } | |
48 | ||
49 | //---------------------------------------------------------------------- | |
50 | void AliT0Trigger::CreateInputs() | |
51 | { | |
52 | // inputs | |
53 | ||
54 | // Do not create inputs again!! | |
55 | if( fInputs.GetEntriesFast() > 0 ) return; | |
56 | ||
572b6f20 | 57 | fInputs.AddLast( new AliTriggerInput( "T0_A_L0", "T0", 0 ) ); |
58 | fInputs.AddLast( new AliTriggerInput( "T0_C_L0", "T0", 0 ) ); | |
59 | fInputs.AddLast( new AliTriggerInput( "T0_Vertex_L0", "T0", 0 ) ); | |
60 | fInputs.AddLast( new AliTriggerInput( "T0_Centr_L0", "T0", 0 ) ); | |
61 | fInputs.AddLast( new AliTriggerInput( "T0_SemiCentral_L0", "T0", 0 ) ); | |
dc7ca31d | 62 | } |
63 | ||
64 | //---------------------------------------------------------------------- | |
65 | void AliT0Trigger::Trigger() | |
66 | { | |
e358e301 | 67 | // trigger input |
68 | ||
dc7ca31d | 69 | AliRunLoader* runLoader = gAlice->GetRunLoader(); |
70 | AliLoader * fT0Loader = runLoader->GetLoader("T0Loader"); | |
71 | // AliT0digit *fDigits; | |
72 | fT0Loader->LoadDigits("READ"); | |
73 | // Creating T0 data container | |
74 | ||
75 | TTree* treeD = fT0Loader->TreeD(); | |
76 | if (!treeD) { | |
77 | AliError("no digits tree"); | |
78 | return; | |
79 | } | |
80 | AliT0digit *fDigits = new AliT0digit(); | |
81 | ||
82 | TBranch *brDigits = treeD->GetBranch("T0"); | |
83 | if (brDigits) { | |
84 | brDigits->SetAddress(&fDigits); | |
85 | }else{ | |
86 | AliError("Branch T0 DIGIT not found"); | |
87 | return; | |
88 | } | |
89 | brDigits->GetEntry(0); | |
c41ceaac | 90 | Int_t besttimeA = fDigits->BestTimeA(); |
91 | Int_t besttimeC = fDigits->BestTimeC(); | |
dc7ca31d | 92 | Int_t timeDiff = fDigits->TimeDiff(); |
93 | Int_t sumMult= fDigits->SumMult(); | |
94 | ||
572b6f20 | 95 | if (besttimeA > 0 && besttimeA <99999 ) SetInput("T0_A_L0"); |
96 | if (besttimeC>0 && besttimeC<99999) SetInput("T0_C_L0"); | |
ea276330 | 97 | //6093 corrsponds to vertex -20cm, 6202 vertex +20 with delay 150nc eqalized on the TVDC unit |
572b6f20 | 98 | if (timeDiff >6090 && timeDiff < 6210) SetInput("T0_Vertex_L0"); |
99 | if (sumMult > 175) SetInput("T0_Centr_L0"); | |
100 | if (sumMult>155 && sumMult <= 175) SetInput("T0_SemiCentral_L0");; | |
dc7ca31d | 101 | |
102 | ||
103 | } |