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support of empty sub events and new equipment header version
[u/mrichter/AliRoot.git] / RAW / AliITSRawStreamSPD.h
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c391f9d9 1#ifndef ALIITSRAWSTREAMSPD_H
2#define ALIITSRAWSTREAMSPD_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
bea6b2a4 6/* $Id$ */
7
8///////////////////////////////////////////////////////////////////////////////
9///
10/// This class provides access to ITS SPD digits in raw data.
11///
12///////////////////////////////////////////////////////////////////////////////
13
c391f9d9 14#include "AliITSRawStream.h"
c391f9d9 15
16
17class AliITSRawStreamSPD: public AliITSRawStream {
18 public :
7941072e 19 AliITSRawStreamSPD(AliRawReader* rawReader);
42d20574 20 virtual ~AliITSRawStreamSPD() {};
c391f9d9 21
22 virtual Bool_t Next();
23
42d20574 24 Int_t GetRow() const {return fCoord1;};
25 Int_t GetColumn() const {return fCoord2;};
c391f9d9 26
0421c3d1 27 enum {kDDLOffset = 0x100}; // offset for DDL numbers
a864f8e9 28 enum {kDDLsNumber = 20}; // number of DDLs in SPD
29 enum {kModulesPerDDL = 12}; // number of modules in each DDL
30
31 static Int_t GetModuleNumber(UInt_t iDDL, UInt_t iModule)
32 {return fgkDDLModuleMap[iDDL][iModule];}
33
c391f9d9 34 private :
a864f8e9 35 static const Int_t fgkDDLModuleMap[kDDLsNumber][kModulesPerDDL]; // mapping DDL/module -> module number
36
c391f9d9 37 UShort_t fData; // data read for file
38 UInt_t fOffset; // offset for cell column
39 UInt_t fHitCount; // counter of hits
40
41 ClassDef(AliITSRawStreamSPD, 0) // class for reading ITS SPD raw digits
42};
43
44#endif