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8309c1ab | 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 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
83347831 | 19 | // // |
20 | // This class provides access to ZDC digits in raw data. // | |
21 | // // | |
22 | // It loops over all ZDC digits in the raw data given by the AliRawReader. // | |
23 | // The Next method goes to the next digit. If there are no digits left // | |
24 | // it returns kFALSE. // | |
25 | // Getters provide information about the current digit. // | |
26 | // // | |
8309c1ab | 27 | /////////////////////////////////////////////////////////////////////////////// |
28 | ||
29 | #include "AliZDCRawStream.h" | |
30 | #include "AliRawReader.h" | |
cc2abffd | 31 | #include "AliLog.h" |
8309c1ab | 32 | |
33 | ClassImp(AliZDCRawStream) | |
34 | ||
35 | ||
36 | //_____________________________________________________________________________ | |
37 | AliZDCRawStream::AliZDCRawStream(AliRawReader* rawReader) : | |
38 | fRawReader(rawReader), | |
cc2abffd | 39 | fRawADC(0), |
83347831 | 40 | fADCModule(0), |
cc2abffd | 41 | fADCValue(-1), |
c0aec6f6 | 42 | fADCGain(0), |
43 | fIsADCDataWord(kFALSE) | |
8309c1ab | 44 | { |
abf60186 | 45 | // Create an object to read ZDC raw digits |
8309c1ab | 46 | |
362c9d61 | 47 | fRawReader->Select("ZDC"); |
8309c1ab | 48 | } |
49 | ||
50 | //_____________________________________________________________________________ | |
51 | AliZDCRawStream::AliZDCRawStream(const AliZDCRawStream& stream) : | |
c0aec6f6 | 52 | TObject(stream) |
8309c1ab | 53 | { |
abf60186 | 54 | // Copy constructor |
c0aec6f6 | 55 | fRawADC = stream.GetADCRaw(); |
56 | for(Int_t j=0; j<2; j++) fSector[j] = stream.GetSector(j); | |
57 | fADCModule = stream.GetADCModule(); | |
58 | fADCValue = stream.GetADCValue(); | |
59 | fADCGain = stream.GetADCGain(); | |
ea628de7 | 60 | fIsADCDataWord = stream.IsADCDataWord(); |
c0aec6f6 | 61 | |
8309c1ab | 62 | } |
63 | ||
64 | //_____________________________________________________________________________ | |
65 | AliZDCRawStream& AliZDCRawStream::operator = (const AliZDCRawStream& | |
66 | /* stream */) | |
67 | { | |
abf60186 | 68 | // Assignment operator |
8309c1ab | 69 | Fatal("operator =", "assignment operator not implemented"); |
70 | return *this; | |
71 | } | |
72 | ||
73 | //_____________________________________________________________________________ | |
74 | AliZDCRawStream::~AliZDCRawStream() | |
75 | { | |
abf60186 | 76 | // Destructor |
8309c1ab | 77 | |
78 | } | |
79 | ||
80 | ||
81 | //_____________________________________________________________________________ | |
82 | Bool_t AliZDCRawStream::Next() | |
83 | { | |
abf60186 | 84 | // Read the next raw digit |
85 | // Returns kFALSE if there is no digit left | |
8309c1ab | 86 | |
abf60186 | 87 | if(!fRawReader->ReadNextInt((UInt_t&) fRawADC)) return kFALSE; |
8309c1ab | 88 | fIsADCDataWord = kFALSE; |
89 | ||
83347831 | 90 | if(fRawADC & 0x2000000){//ADC Header |
91 | fADCModule++; | |
92 | //printf(" \t AliZDCRawStream -> Header ADC %d -> ADC datum contains %d data words \n",fADCModule,((fRawADC & 0x3f00) >> 8)); | |
abf60186 | 93 | } |
ea628de7 | 94 | else if(fRawADC & 0x4000000){//ADC EOB |
83347831 | 95 | //printf(" \t AliZDCRawStream -> ADC %d End Of Block - event number %d\n\n",fADCModule, (fRawADC & 0xffffff)); |
96 | fSector[0] = fSector[1] = 99; | |
48642b09 | 97 | } |
ea628de7 | 98 | else if(fRawADC & 0x6000000){//Not valid datum |
83347831 | 99 | printf(" \t AliZDCRawStream -> Not valid datum in ADC module %d\n",fADCModule); |
100 | } | |
101 | else{//ADC data word | |
8309c1ab | 102 | fIsADCDataWord = kTRUE; |
83347831 | 103 | //printf(" \t \t ADC Data Word"); |
104 | if(!(fRawADC & 0x1000) && !(fRawADC & 0x2000)){ // Valid ADC data | |
105 | fADCGain = (fRawADC & 0x10000) >> 16; | |
106 | fADCValue = (fRawADC & 0xfff); | |
107 | // | |
108 | Int_t vADCChannel = (fRawADC & 0x1e0000) >> 17; | |
109 | if(fADCModule==1 || fADCModule==3){ //1st & 3rd ADC modules | |
110 | if(vADCChannel >= 0 && vADCChannel <= 4){ | |
111 | fSector[0] = 1; // ZN1 | |
112 | fSector[1] = vADCChannel; | |
113 | } | |
114 | else if(vADCChannel >= 8 && vADCChannel <= 12){ | |
115 | fSector[0] = 2; // ZP1 | |
116 | fSector[1] = vADCChannel-8; | |
117 | } | |
118 | else if(vADCChannel == 5 || vADCChannel == 13){ | |
119 | fSector[0] = 3; // ZEM 1,2 | |
120 | fSector[1] = ((vADCChannel-5)/8)+1; | |
121 | } | |
abf60186 | 122 | } |
83347831 | 123 | else if(fADCModule==2 || fADCModule==4){ //2nd & 4rth ADC modules |
124 | if(vADCChannel >= 0 && vADCChannel <= 4){ | |
125 | fSector[0] = 4; // ZN2 | |
126 | fSector[1] = vADCChannel; | |
127 | } | |
128 | else if(vADCChannel >= 8 && vADCChannel <= 12){ | |
129 | fSector[0] = 5; // ZP2 | |
130 | fSector[1] = vADCChannel-8; | |
131 | } | |
132 | else if(vADCChannel == 5 || vADCChannel == 13){ | |
07580130 | 133 | fSector[0] = (vADCChannel-5)*3/8+1; // PM Ref 1,2 |
83347831 | 134 | fSector[1] = 5; |
135 | } | |
136 | } | |
137 | else{ | |
138 | AliWarning(" \t AliZDCRawStream -> No valid ADC module!"); | |
139 | printf(" ADCmod = %d\n", fADCModule); | |
140 | fRawReader->AddMajorErrorLog(kInvalidADCModule); | |
141 | } | |
142 | /*printf(" \t \tADC %d ch %d range %d -> det %d quad %d value %x\n", | |
143 | fADCModule, vADCChannel, fADCGain, fSector[0], fSector[1], fADCValue);//Chiara debugging | |
144 | */ | |
abf60186 | 145 | } |
83347831 | 146 | else if(fRawADC & 0x1000) |
147 | printf(" \t \tADC %d ch %d range %d overflow\n",fADCModule, (fRawADC & 0x1e0000) >> 17, fADCGain); // Overflow | |
148 | else if(fRawADC & 0x2000) | |
149 | printf(" \t \tADC %d ch %d range %d underflow\n",fADCModule, (fRawADC & 0x1e0000) >> 17, fADCGain); // Underflow | |
8309c1ab | 150 | } |
83347831 | 151 | |
8309c1ab | 152 | return kTRUE; |
153 | } |