1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 ///////////////////////////////////////////////////////////////////////////////
20 // This class provides access to ZDC digits in raw data. //
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. //
27 ///////////////////////////////////////////////////////////////////////////////
29 #include "AliZDCRawStream.h"
30 #include "AliRawReader.h"
33 ClassImp(AliZDCRawStream)
36 //_____________________________________________________________________________
37 AliZDCRawStream::AliZDCRawStream(AliRawReader* rawReader) :
38 fRawReader(rawReader),
44 // Create an object to read ZDC raw digits
46 fRawReader->Select("ZDC");
49 //_____________________________________________________________________________
50 AliZDCRawStream::AliZDCRawStream(const AliZDCRawStream& stream) :
55 Fatal("AliZDCRawStream", "copy constructor not implemented");
58 //_____________________________________________________________________________
59 AliZDCRawStream& AliZDCRawStream::operator = (const AliZDCRawStream&
62 // Assignment operator
63 Fatal("operator =", "assignment operator not implemented");
67 //_____________________________________________________________________________
68 AliZDCRawStream::~AliZDCRawStream()
75 //_____________________________________________________________________________
76 Bool_t AliZDCRawStream::Next()
78 // Read the next raw digit
79 // Returns kFALSE if there is no digit left
81 if(!fRawReader->ReadNextInt((UInt_t&) fRawADC)) return kFALSE;
82 fIsADCDataWord = kFALSE;
84 if(fRawADC & 0x2000000){//ADC Header
86 //printf(" \t AliZDCRawStream -> Header ADC %d -> ADC datum contains %d data words \n",fADCModule,((fRawADC & 0x3f00) >> 8));
88 else if((fRawADC & 0x4000000)){//ADC EOB
89 //printf(" \t AliZDCRawStream -> ADC %d End Of Block - event number %d\n\n",fADCModule, (fRawADC & 0xffffff));
90 fSector[0] = fSector[1] = 99;
92 else if((fRawADC & 0x6000000)){//Not valid datum
93 printf(" \t AliZDCRawStream -> Not valid datum in ADC module %d\n",fADCModule);
96 fIsADCDataWord = kTRUE;
97 //printf(" \t \t ADC Data Word");
98 if(!(fRawADC & 0x1000) && !(fRawADC & 0x2000)){ // Valid ADC data
99 fADCGain = (fRawADC & 0x10000) >> 16;
100 fADCValue = (fRawADC & 0xfff);
102 Int_t vADCChannel = (fRawADC & 0x1e0000) >> 17;
103 if(fADCModule==1 || fADCModule==3){ //1st & 3rd ADC modules
104 if(vADCChannel >= 0 && vADCChannel <= 4){
105 fSector[0] = 1; // ZN1
106 fSector[1] = vADCChannel;
108 else if(vADCChannel >= 8 && vADCChannel <= 12){
109 fSector[0] = 2; // ZP1
110 fSector[1] = vADCChannel-8;
112 else if(vADCChannel == 5 || vADCChannel == 13){
113 fSector[0] = 3; // ZEM 1,2
114 fSector[1] = ((vADCChannel-5)/8)+1;
117 else if(fADCModule==2 || fADCModule==4){ //2nd & 4rth ADC modules
118 if(vADCChannel >= 0 && vADCChannel <= 4){
119 fSector[0] = 4; // ZN2
120 fSector[1] = vADCChannel;
122 else if(vADCChannel >= 8 && vADCChannel <= 12){
123 fSector[0] = 5; // ZP2
124 fSector[1] = vADCChannel-8;
126 else if(vADCChannel == 5 || vADCChannel == 13){
127 fSector[0] = (vADCChannel-5)/8+1; // PM Ref 1,2
132 AliWarning(" \t AliZDCRawStream -> No valid ADC module!");
133 printf(" ADCmod = %d\n", fADCModule);
134 fRawReader->AddMajorErrorLog(kInvalidADCModule);
136 /*printf(" \t \tADC %d ch %d range %d -> det %d quad %d value %x\n",
137 fADCModule, vADCChannel, fADCGain, fSector[0], fSector[1], fADCValue);//Chiara debugging
140 else if(fRawADC & 0x1000)
141 printf(" \t \tADC %d ch %d range %d overflow\n",fADCModule, (fRawADC & 0x1e0000) >> 17, fADCGain); // Overflow
142 else if(fRawADC & 0x2000)
143 printf(" \t \tADC %d ch %d range %d underflow\n",fADCModule, (fRawADC & 0x1e0000) >> 17, fADCGain); // Underflow