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b27ca38e | 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 | /////////////////////////////////////////////////////////////////////////////// | |
19 | /// | |
20 | /// This class provides access to TPC digits in raw data. | |
21 | /// | |
22 | /// It loops over all TPC 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 | /// Several getters provide information about the current digit. | |
26 | /// | |
27 | /////////////////////////////////////////////////////////////////////////////// | |
28 | ||
29 | #include <TSystem.h> | |
30 | ||
31 | #include "AliTPCRawStream.h" | |
32 | #include "AliRawReader.h" | |
33 | #include "AliLog.h" | |
34 | #include "AliTPCAltroMapping.h" | |
35 | ||
36 | ClassImp(AliTPCRawStream) | |
37 | ||
38 | //_____________________________________________________________________________ | |
39 | AliTPCRawStream::AliTPCRawStream(AliRawReader* rawReader) : | |
40 | AliAltroRawStream(rawReader) | |
41 | { | |
42 | // create an object to read TPC raw digits | |
43 | ||
44 | fRawReader->Select(0); | |
45 | ||
46 | TString path = gSystem->Getenv("ALICE_ROOT"); | |
47 | path += "/TPC/mapping/Patch"; | |
48 | TString path2; | |
49 | for(Int_t i = 0; i < 6; i++) { | |
50 | path2 = path; | |
51 | path2 += i; | |
52 | path2 += ".data"; | |
53 | fMapping[i] = new AliTPCAltroMapping(path2.Data()); | |
54 | } | |
55 | ||
56 | fNoAltroMapping = kFALSE; | |
57 | } | |
58 | ||
59 | //_____________________________________________________________________________ | |
60 | AliTPCRawStream::AliTPCRawStream(const AliTPCRawStream& stream) : | |
61 | AliAltroRawStream(stream) | |
62 | { | |
63 | Fatal("AliTPCRawStream", "copy constructor not implemented"); | |
64 | } | |
65 | ||
66 | //_____________________________________________________________________________ | |
67 | AliTPCRawStream& AliTPCRawStream::operator = (const AliTPCRawStream& | |
68 | /* stream */) | |
69 | { | |
70 | Fatal("operator =", "assignment operator not implemented"); | |
71 | return *this; | |
72 | } | |
73 | ||
74 | //_____________________________________________________________________________ | |
75 | AliTPCRawStream::~AliTPCRawStream() | |
76 | { | |
77 | // destructor | |
78 | ||
79 | for(Int_t i = 0; i < 6; i++) delete fMapping[i]; | |
80 | } | |
81 | ||
82 | //_____________________________________________________________________________ | |
83 | void AliTPCRawStream::Reset() | |
84 | { | |
85 | // reset tpc raw stream params | |
86 | AliAltroRawStream::Reset(); | |
87 | } | |
88 | ||
89 | //_____________________________________________________________________________ | |
90 | void AliTPCRawStream::ApplyAltroMapping() | |
91 | { | |
92 | // Reads the DDL index, loads | |
93 | // the corresponding altro mapping | |
94 | // object and fills the sector,row and pad indeces | |
95 | Int_t ddlNumber = fRawReader->GetDDLID(); | |
96 | Int_t patchIndex; | |
97 | if (ddlNumber < 72) { | |
98 | fSector = ddlNumber / 2; | |
99 | patchIndex = ddlNumber % 2; | |
100 | } | |
101 | else { | |
102 | fSector = (ddlNumber - 72) / 4 + 36; | |
103 | patchIndex = (ddlNumber - 72) % 4 + 2; | |
104 | } | |
105 | ||
106 | fRow = fMapping[patchIndex]->GetPadRow(fHWAddress); | |
107 | fPad = fMapping[patchIndex]->GetPad(fHWAddress); | |
108 | ||
109 | } |