]>
Commit | Line | Data |
---|---|---|
867ef916 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2003, 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 | //////////////////////////////////////////////////////////// | |
17 | //This class contains the methods to create raw data // | |
18 | //for CTP (trigger). The CTP data format is taken as // | |
19 | //described in the Trigger TDR - pages 134 and 135. // | |
20 | //////////////////////////////////////////////////////////// | |
21 | ||
22 | #include <TObject.h> | |
23 | #include <TString.h> | |
24 | #include <Riostream.h> | |
25 | #include "AliCTPRawData.h" | |
26 | #include "AliRunLoader.h" | |
27 | #include "AliCentralTrigger.h" | |
28 | #include "AliDAQConfig.h" | |
29 | #include "AliRawDataHeader.h" | |
30 | #include "AliLog.h" | |
31 | ||
32 | ClassImp(AliCTPRawData) | |
33 | //////////////////////////////////////////////////////////////////////////////////////// | |
34 | ||
35 | //______________________________________________________________________________ | |
36 | AliCTPRawData::AliCTPRawData() | |
37 | { | |
38 | // Default constructor | |
39 | } | |
40 | ||
41 | //______________________________________________________________________________ | |
42 | AliCTPRawData::AliCTPRawData(const AliCTPRawData &source): | |
43 | TObject(source) | |
44 | { | |
45 | // Copy Constructor | |
46 | } | |
47 | ||
48 | //______________________________________________________________________________ | |
49 | AliCTPRawData& AliCTPRawData::operator=(const AliCTPRawData &source) | |
50 | { | |
51 | // Assigment operator | |
52 | if(this==&source) return *this; | |
53 | ((TObject *)this)->operator=(source); | |
54 | ||
55 | return *this; | |
56 | } | |
57 | ||
58 | //______________________________________________________________________________ | |
59 | void AliCTPRawData::RawData() | |
60 | { | |
61 | // This method writes the CTP (trigger) | |
62 | // raw data in a DDL file | |
63 | ULong64_t l2class = 0; | |
64 | UInt_t l2cluster = 0; | |
65 | AliInfo("Storing the CTP DDL raw data..."); | |
66 | AliRunLoader *runloader = AliRunLoader::GetRunLoader(); | |
67 | if (runloader) { | |
68 | if (!runloader->LoadTrigger()) { | |
69 | AliCentralTrigger *aCTP = runloader->GetTrigger(); | |
70 | if (AliDebugLevel() > 0) | |
71 | aCTP->Dump(); | |
72 | // First get the trigger mask | |
73 | l2class = aCTP->GetClassMask(); | |
74 | // Then get the detector cluster to be read out | |
75 | TString detectorCluster = aCTP->GetDetectors(); | |
76 | if (detectorCluster.Contains("START")) { | |
77 | if (detectorCluster.Contains("MUON")) | |
78 | l2cluster |= 1; | |
79 | else | |
80 | l2cluster |= 1 << 1; | |
81 | } | |
82 | else | |
83 | l2cluster |= 1 << 2; | |
84 | } | |
85 | else | |
86 | AliWarning("No trigger can be loaded! Putting empty trigger class into the CTP raw data !"); | |
87 | } | |
88 | else | |
89 | AliError("No run loader is available! Putting empty trigger class into the CTP raw data !"); | |
90 | ||
91 | AliDebug(1,Form("CTP trigger mask = 0x%llx",l2class)); | |
92 | AliDebug(1,Form("CTP detector cluster = 0x%x",l2cluster)); | |
93 | ||
94 | char fileName[15]; | |
95 | sprintf(fileName,"%s_%d.ddl",kDetectors[kCTPIndex],kCTPIndex*0x100); | |
96 | AliInfo(Form("Storing CTP raw data in %s",fileName)); | |
97 | ofstream outfile; // logical name of the output file | |
98 | #ifndef __DECCXX | |
99 | outfile.open(fileName,ios::binary); | |
100 | #else | |
101 | outfile.open(fileName); | |
102 | #endif | |
103 | ||
104 | AliRawDataHeader header; | |
105 | // Write a dummy header | |
106 | UInt_t dataHeaderPosition=outfile.tellp(); | |
107 | outfile.write((char*)(&header),sizeof(header)); | |
108 | ||
109 | // Writing CTP raw data here | |
110 | // The format is taken as in | |
111 | // pages 134 and 135 of the | |
112 | // Trigger TDR | |
113 | ||
114 | // If not 0, from where?? | |
115 | UInt_t bunchCross = 0; | |
116 | UInt_t orbitId = 0; | |
117 | Bool_t esr = 0; // Enable Segmented Readout flag | |
118 | ||
119 | // First 3 words here - Bunch-crossing and orbit numbers | |
120 | UInt_t word = 0; | |
121 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
122 | word |= bunchCross && 0xFFF; | |
123 | AliDebug(1,Form("CTP word1 = 0x%x",word)); | |
124 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
125 | ||
126 | word = 0; | |
127 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
128 | word |= (orbitId >> 12) && 0xFFF; | |
129 | AliDebug(1,Form("CTP word2 = 0x%x",word)); | |
130 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
131 | word = 0; | |
132 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
133 | word |= orbitId && 0xFFF; | |
134 | AliDebug(1,Form("CTP word3 = 0x%x",word)); | |
135 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
136 | ||
137 | // Now the 4th word | |
138 | word = 0; | |
139 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
140 | word |= ((UInt_t)esr) << 10; | |
141 | word |= 0 << 8; // L2SwC - physics trigger | |
142 | word |= (l2cluster && 0x3F) << 2; // L2Cluster | |
143 | word |= (l2class >> 48) && 0x3; | |
144 | AliDebug(1,Form("CTP word4 = 0x%x",word)); | |
145 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
146 | ||
147 | // Then the last 4 words with the trigger classes | |
148 | word = 0; | |
149 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
150 | word |= (l2class >> 36) && 0xFFF; | |
151 | AliDebug(1,Form("CTP word5 = 0x%x",word)); | |
152 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
153 | word = 0; | |
154 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
155 | word |= (l2class >> 24) && 0xFFF; | |
156 | AliDebug(1,Form("CTP word6 = 0x%x",word)); | |
157 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
158 | word = 0; | |
159 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
160 | word |= (l2class >> 12) && 0xFFF; | |
161 | AliDebug(1,Form("CTP word7 = 0x%x",word)); | |
162 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
163 | word = 0; | |
164 | word |= 0 << 13; // BlockID = 0 in case of CTP readout | |
165 | word |= l2class && 0xFFF; | |
166 | AliDebug(1,Form("CTP word8 = 0x%x",word)); | |
167 | outfile.write((char*)(&word),sizeof(UInt_t)); | |
168 | ||
169 | // Write the real data header | |
170 | UInt_t currentFilePosition=outfile.tellp(); | |
171 | outfile.seekp(dataHeaderPosition); | |
172 | header.fSize=currentFilePosition-dataHeaderPosition; | |
173 | header.SetAttribute(0); // valid data | |
174 | header.SetTriggerClass(l2class); | |
175 | outfile.write((char*)(&header),sizeof(header)); | |
176 | outfile.close(); | |
177 | ||
178 | return; | |
179 | } |