]>
Commit | Line | Data |
---|---|---|
31a920d3 | 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 | /// This class provides fast access to Altro raw data. | |
19 | /// | |
20 | /// It loops over all Altro payload in the raw data given by the AliRawReader. | |
21 | /// | |
22 | /// | |
23 | /////////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include "AliAltroRawStreamFast.h" | |
26 | #include "AliRawReader.h" | |
27 | #include "AliLog.h" | |
28 | ||
29 | ClassImp(AliAltroRawStreamFast) | |
30 | ||
31 | ||
32 | //_____________________________________________________________________________ | |
33 | AliAltroRawStreamFast::AliAltroRawStreamFast(AliRawReader* rawReader) : | |
34 | fDecoder(), | |
35 | fData(), | |
36 | fBunch(), | |
37 | fRawReader(rawReader) | |
38 | { | |
39 | // Default constructor | |
40 | fRawReader->Reset(); | |
41 | } | |
42 | ||
43 | AliAltroRawStreamFast::~AliAltroRawStreamFast() | |
44 | { | |
45 | // Destructor | |
46 | } | |
47 | ||
48 | //_____________________________________________________________________________ | |
49 | void AliAltroRawStreamFast::SelectRawData(Int_t detId) | |
50 | { | |
51 | // Select the raw data for specific | |
52 | // detector id | |
53 | AliDebug(1,Form("Selecting raw data for detector %d",detId)); | |
54 | fRawReader->Select(detId); | |
55 | } | |
56 | ||
57 | //_____________________________________________________________________________ | |
58 | void AliAltroRawStreamFast::SelectRawData(const char *detName) | |
59 | { | |
60 | // Select the raw data for specific | |
61 | // detector name | |
62 | AliDebug(1,Form("Selecting raw data for detector %s",detName)); | |
63 | fRawReader->Select(detName); | |
64 | } | |
65 | ||
66 | Bool_t AliAltroRawStreamFast::NextDDL() | |
67 | { | |
68 | // Read next DDL raw-data payload and | |
69 | // runs the altro decoder over the payload | |
70 | ||
71 | UChar_t *dataPtr = NULL; | |
72 | do { | |
73 | if (!fRawReader->ReadNextData(dataPtr)) return kFALSE; | |
74 | } while (fRawReader->GetDataSize() == 0); | |
75 | ||
76 | // Temporary solution while Per Thomas is | |
77 | // changing the decoder code | |
78 | dataPtr -= sizeof(AliRawDataHeader); | |
79 | Int_t length = fRawReader->GetDataSize() + sizeof(AliRawDataHeader); | |
80 | ||
81 | fDecoder.SetMemory(dataPtr, length); | |
82 | fDecoder.Decode(); | |
83 | ||
84 | return kTRUE; | |
85 | } | |
86 | ||
87 | Bool_t AliAltroRawStreamFast::NextChannel() | |
88 | { | |
89 | // Get the data for the next altro channel | |
90 | do { | |
91 | if (!fDecoder.NextChannel(&fData)) return kFALSE; | |
92 | } while (fData.GetDataSize() == 0); | |
93 | return kTRUE; | |
94 | } | |
95 | ||
96 | Bool_t AliAltroRawStreamFast::NextBunch() | |
97 | { | |
98 | // Get the data for the next altro bunch | |
99 | return fData.NextBunch(&fBunch); | |
100 | } |