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a9e2aefa | 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 | **************************************************************************/ | |
cbc57deb | 15 | |
88cb7938 | 16 | /* $Id$ */ |
c1651df4 | 17 | |
5398f946 | 18 | /// \class AliMUONTriggerLut |
19 | /// Local Trigger Look Up Table - reading interface | |
20 | /// LUT data is stored into TH3S histograms and readout | |
21 | /// from the Local Trigger algorithm. | |
d1525c79 | 22 | |
a9e2aefa | 23 | #include "AliMUONTriggerLut.h" |
9afd2481 | 24 | |
8c343c7c | 25 | #include "AliLog.h" |
a9e2aefa | 26 | |
9afd2481 | 27 | #include "TFile.h" |
28 | #include "TH3.h" | |
29 | ||
5398f946 | 30 | /// \cond CLASSIMP |
a9e2aefa | 31 | ClassImp(AliMUONTriggerLut) |
5398f946 | 32 | /// \endcond |
a9e2aefa | 33 | |
34 | //---------------------------------------------------------------------- | |
30178c30 | 35 | AliMUONTriggerLut::AliMUONTriggerLut() |
36 | : TNamed() | |
37 | { | |
5398f946 | 38 | /// Default constructor |
39 | ||
a9e2aefa | 40 | fLptPlus = fLptMinu = fLptUnde = 0; |
41 | fHptPlus = fHptMinu = fHptUnde = 0; | |
42 | fAptPlus = fAptMinu = fAptUnde = 0; | |
43 | } | |
44 | //---------------------------------------------------------------------- | |
9afd2481 | 45 | AliMUONTriggerLut::~AliMUONTriggerLut() |
46 | { | |
5398f946 | 47 | /// Destructor |
48 | ||
a9e2aefa | 49 | delete fLptPlus; |
50 | delete fLptMinu; | |
51 | delete fLptUnde; | |
52 | delete fHptPlus; | |
53 | delete fHptMinu; | |
54 | delete fHptUnde; | |
55 | delete fAptPlus; | |
56 | delete fAptMinu; | |
57 | delete fAptUnde; | |
a9e2aefa | 58 | } |
59 | ||
9afd2481 | 60 | void |
61 | AliMUONTriggerLut::ReadFromFile(const char* filename) | |
62 | { | |
5398f946 | 63 | /// Return output of LuT for corresponding TH3S |
64 | ||
9afd2481 | 65 | TFile f(filename); |
66 | ||
67 | if ( f.IsZombie() ) | |
68 | { | |
69 | AliFatal(Form("Could not open file %s",filename)); | |
70 | } | |
71 | ||
72 | fLptPlus = (TH3*)(f.Get("LptPlus")->Clone()); | |
73 | fLptMinu = (TH3*)(f.Get("LptMinu")->Clone()); | |
74 | fLptUnde = (TH3*)(f.Get("LptUnde")->Clone()); | |
75 | fHptPlus = (TH3*)(f.Get("HptPlus")->Clone()); | |
76 | fHptMinu = (TH3*)(f.Get("HptMinu")->Clone()); | |
77 | fHptUnde = (TH3*)(f.Get("HptUnde")->Clone()); | |
78 | fAptPlus = (TH3*)(f.Get("AptPlus")->Clone()); | |
79 | fAptMinu = (TH3*)(f.Get("AptMinu")->Clone()); | |
80 | fAptUnde = (TH3*)(f.Get("AptUnde")->Clone()); | |
81 | ||
82 | // insure we "detach" those histograms from file f | |
83 | fLptPlus->SetDirectory(0); | |
84 | fLptMinu->SetDirectory(0); | |
85 | fLptUnde->SetDirectory(0); | |
86 | fHptPlus->SetDirectory(0); | |
87 | fHptMinu->SetDirectory(0); | |
88 | fHptUnde->SetDirectory(0); | |
89 | fAptPlus->SetDirectory(0); | |
90 | fAptMinu->SetDirectory(0); | |
91 | fAptUnde->SetDirectory(0); | |
92 | } | |
93 | ||
a9e2aefa | 94 | //---------------------------------------------------------------------- |
95 | void AliMUONTriggerLut::GetLutOutput(Int_t circuit, Int_t xstrip, Int_t idev, | |
96 | Int_t ystrip, Int_t lutLpt[2], | |
9afd2481 | 97 | Int_t lutHpt[2], Int_t lutApt[2]) |
98 | { | |
5398f946 | 99 | /// Return output of LuT for corresponding TH3S |
d56db588 | 100 | |
9afd2481 | 101 | if ( !fLptPlus ) |
102 | { | |
103 | ReadFromFile("$(ALICE_ROOT)/MUON/data/MUONTriggerLut.root"); | |
d56db588 | 104 | } |
9afd2481 | 105 | |
a9e2aefa | 106 | Int_t bin; |
107 | Short_t binc; | |
108 | Int_t mask = GetMask(ystrip); // get ystrip mask | |
109 | ||
110 | // Low pt.............................................. | |
9afd2481 | 111 | bin = fLptPlus->GetBin(circuit,xstrip,idev); |
112 | binc = (Short_t)fLptPlus->GetBinContent(bin); | |
a9e2aefa | 113 | if ((binc & mask)!=0) lutLpt[1]=1; |
114 | ||
9afd2481 | 115 | bin = fLptMinu->GetBin(circuit,xstrip,idev); |
116 | binc = (Short_t)fLptMinu->GetBinContent(bin); | |
a9e2aefa | 117 | if ((binc & mask)!=0) lutLpt[0]=1; |
118 | ||
9afd2481 | 119 | bin = fLptUnde->GetBin(circuit,xstrip,idev); |
120 | binc = (Short_t)fLptUnde->GetBinContent(bin); | |
a9e2aefa | 121 | if ((binc & mask)!=0) lutLpt[0]=lutLpt[1]=1; |
122 | ||
123 | // High pt............................................. | |
9afd2481 | 124 | bin = fHptPlus->GetBin(circuit,xstrip,idev); |
125 | binc = (Short_t)fHptPlus->GetBinContent(bin); | |
a9e2aefa | 126 | if ((binc & mask)!=0) lutHpt[1]=1; |
127 | ||
9afd2481 | 128 | bin = fHptMinu->GetBin(circuit,xstrip,idev); |
129 | binc = (Short_t)fHptMinu->GetBinContent(bin); | |
a9e2aefa | 130 | if ((binc & mask)!=0) lutHpt[0]=1; |
131 | ||
9afd2481 | 132 | bin = fHptUnde->GetBin(circuit,xstrip,idev); |
133 | binc = (Short_t)fHptUnde->GetBinContent(bin); | |
a9e2aefa | 134 | if ((binc & mask)!=0) lutHpt[0]=lutHpt[1]=1; |
135 | ||
136 | // All pts............................................. | |
9afd2481 | 137 | bin = fAptPlus->GetBin(circuit,xstrip,idev); |
138 | binc = (Short_t)fAptPlus->GetBinContent(bin); | |
a9e2aefa | 139 | if ((binc & mask)!=0) lutApt[1]=1; |
140 | ||
9afd2481 | 141 | bin = fAptMinu->GetBin(circuit,xstrip,idev); |
142 | binc = (Short_t)fAptMinu->GetBinContent(bin); | |
a9e2aefa | 143 | if ((binc & mask)!=0) lutApt[0]=1; |
144 | ||
9afd2481 | 145 | bin = fAptUnde->GetBin(circuit,xstrip,idev); |
146 | binc = (Short_t)fAptUnde->GetBinContent(bin); | |
a9e2aefa | 147 | if ((binc & mask)!=0) lutApt[0]=lutApt[1]=1; |
148 | ||
a9e2aefa | 149 | } |
150 | ||
151 | //---------------------------------------------------------------------- | |
9afd2481 | 152 | Int_t AliMUONTriggerLut::GetMask(Int_t ystrip) |
153 | { | |
5398f946 | 154 | /// Return the mask corresponding to ystrip |
155 | ||
a9e2aefa | 156 | Int_t tabMask[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; |
157 | Int_t mask=0; | |
158 | tabMask[ystrip]=1; | |
9afd2481 | 159 | for (Int_t i=0; i<16; i++) |
160 | { | |
161 | mask += tabMask[i]<<i; | |
a9e2aefa | 162 | } |
163 | return mask; | |
164 | } | |
165 | ||
a9e2aefa | 166 | |
167 | ||
168 | ||
169 |