Put header length in static (Christian)
[u/mrichter/AliRoot.git] / MUON / AliMUONPayloadTrigger.cxx
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939ae4b2 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
17///////////////////////////////////////////////////////////////////////////////
18///
19/// Class Payload
20///
21/// Decodes rawdata from buffer and stores in TClonesArray.
22///
23/// First version implement for Trigger
24///
25///////////////////////////////////////////////////////////////////////////////
26
27#include "AliMUONPayloadTrigger.h"
28
29#include "AliRawReader.h"
30#include "AliRawDataHeader.h"
31#include "AliLog.h"
32
33#include "AliMUONDarcHeader.h"
34#include "AliMUONRegHeader.h"
35#include "AliMUONLocalStruct.h"
36#include "AliMUONDDLTrigger.h"
37
38ClassImp(AliMUONPayloadTrigger)
39
40AliMUONPayloadTrigger::AliMUONPayloadTrigger()
41 : TObject(),
42 fMaxReg(8),
43 fMaxLoc(16)
44{
45 //
46 // create an object to read MUON raw digits
47 // Default ctor for monitoring purposes
48 //
49
50 fDDLTrigger = new AliMUONDDLTrigger();
51 fRegHeader = new AliMUONRegHeader();
52 fLocalStruct = new AliMUONLocalStruct();
53
54}
55
56//_________________________________________________________________
57AliMUONPayloadTrigger::AliMUONPayloadTrigger(const AliMUONPayloadTrigger& stream) :
58 TObject(stream)
59{
60 //
61 // copy ctor
62 //
63 AliFatal("copy constructor not implemented");
64}
65
66//______________________________________________________________________
67AliMUONPayloadTrigger& AliMUONPayloadTrigger::operator = (const AliMUONPayloadTrigger&
68 /* stream */)
69{
70 //
71 // assignment operator
72 //
73 AliFatal("assignment operator not implemented");
74 return *this;
75}
76
77//___________________________________
78AliMUONPayloadTrigger::~AliMUONPayloadTrigger()
79{
80 //
81 // clean up
82 //
83 delete fDDLTrigger;
84 delete fLocalStruct;
85 delete fRegHeader;
86}
87
88
89//______________________________________________________
90Bool_t AliMUONPayloadTrigger::Decode(UInt_t *buffer)
91{
92 // reading tracker DDL
93 // store buspatch info into Array
94 // store only non-empty structures (buspatch info with datalength !=0)
95
96 // reading DDL for trigger
97
98 AliMUONDarcHeader* darcHeader = fDDLTrigger->GetDarcHeader();
99
100 Int_t kDarcHeaderSize = darcHeader->GetHeaderLength();
101 Int_t kRegHeaderSize = fRegHeader->GetHeaderLength() ;
102 Bool_t scalerEvent = kFALSE;
103
104 Int_t index = 0;
105 darcHeader->SetWord(buffer[index++]);
106
107 if(darcHeader->GetEventType() == 2) {
108 scalerEvent = kTRUE;
109 } else
110 scalerEvent = kFALSE;
111
112 if(scalerEvent) {
113 // 6 DARC scaler words
114 memcpy(darcHeader->GetDarcScalers(), &buffer[index], darcHeader->GetDarcScalerLength()*4);
115 index += darcHeader->GetDarcScalerLength();
116 }
117
118 if (buffer[index++] != darcHeader->GetEndOfDarc())
119 AliWarning(Form("Wrong end of Darc word %x instead of %x\n",buffer[index-1], darcHeader->GetEndOfDarc()));
120
121 // 4 words of global board input + Global board output
122 memcpy(darcHeader->GetGlobalInput(), &buffer[index], (kDarcHeaderSize-1)*4);
123 index += kDarcHeaderSize- 1; // kind tricky cos scaler info in-between Darc header
124
125 if(scalerEvent) {
126 // 10 Global scaler words
127 memcpy(darcHeader->GetGlobalScalers(), &buffer[index], darcHeader->GetGlobalScalerLength()*4);
128 index += darcHeader->GetGlobalScalerLength();
129 }
130
131 if (buffer[index++] != darcHeader->GetEndOfGlobal())
132 AliWarning(Form("Wrong end of Global word %d instead of %d\n",buffer[index-1], darcHeader->GetEndOfGlobal()));
133
134 // 8 regional boards
135 for (Int_t iReg = 0; iReg < fMaxReg; iReg++) { //loop over regeonal card
136
137 memcpy(fRegHeader->GetHeader(), &buffer[index], kRegHeaderSize*4);
138 index += kRegHeaderSize;
139
140 fDDLTrigger->AddRegHeader(*fRegHeader);
141 // 11 regional scaler word
142 if(scalerEvent) {
143 memcpy(fRegHeader->GetScalers(), &buffer[index], fRegHeader->GetScalerLength()*4);
144 index += fRegHeader->GetScalerLength();
145 }
146
147 if (buffer[index++] != fRegHeader->GetEndOfReg())
148 AliWarning(Form("Wrong end of Reg word %x instead of %x\n",buffer[index-1], fRegHeader->GetEndOfReg()));
149
150 // 16 local cards per regional board
151 for (Int_t iLoc = 0; iLoc < fMaxLoc; iLoc++) { //loop over local card
152
153 Int_t dataSize = fLocalStruct->GetLength();;
154
155 // 5 word trigger information
156 memcpy(fLocalStruct->GetData(), &buffer[index], dataSize*4);
157 index += dataSize;
158
159 // 45 regional scaler word
160 if(scalerEvent) {
161 memcpy(fLocalStruct->GetScalers(), &buffer[index], fLocalStruct->GetScalerLength()*4);
162 index += fLocalStruct->GetScalerLength();
163 }
164
165 if (buffer[index++] != fLocalStruct->GetEndOfLocal())
166 AliWarning(Form("Wrong end of local word %x instead of %x\n",buffer[index-1], fLocalStruct->GetEndOfLocal()));
167
168 fDDLTrigger->AddLocStruct(*fLocalStruct, iReg);
169
170 } // local card loop
171
172 } // regional card loop
173
174
175 return kTRUE;
176}
177
178//______________________________________________________
179void AliMUONPayloadTrigger::ResetDDL()
180{
181 // reseting TClonesArray
182 // after each DDL
183 //
184 AliMUONDarcHeader* darcHeader = fDDLTrigger->GetDarcHeader();
185 darcHeader->GetRegHeaderArray()->Delete();
186}
187
188//______________________________________________________
189void AliMUONPayloadTrigger::SetMaxReg(Int_t reg)
190{
191 // set regional card number
192 if (reg > 8) reg = 8;
193 fMaxReg = reg;
194}
195
196//______________________________________________________
197void AliMUONPayloadTrigger::SetMaxLoc(Int_t loc)
198{
199 // set local card number
200 if (loc > 16) loc = 16;
201 fMaxLoc = loc;
202}