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1ef5468a | 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 | #include "AliMpHVUID.h" | |
19 | ||
20 | /// \class AliMpHVUID | |
21 | /// | |
22 | /// A utility class to assign a unique ID to a given HV channel | |
23 | /// | |
24 | /// \author: Laurent Aphecetche, Subatech | |
25 | ||
26 | /// \cond CLASSIMP | |
27 | ClassImp(AliMpHVUID) | |
28 | /// \endcond | |
29 | ||
30 | //_____________________________________________________________________________ | |
31 | AliMpHVUID::AliMpHVUID() : TObject() | |
32 | { | |
33 | /// ctor | |
34 | } | |
35 | ||
36 | //_____________________________________________________________________________ | |
37 | AliMpHVUID::~AliMpHVUID() | |
38 | { | |
39 | /// dtor | |
40 | } | |
41 | ||
42 | //_____________________________________________________________________________ | |
43 | UInt_t | |
44 | AliMpHVUID::BuildUniqueID(Int_t detElemId, Int_t index) | |
45 | { | |
46 | /// Build a single index from the pair (de,index) | |
47 | return ( index | ( detElemId << 16 ) ); | |
48 | } | |
49 | ||
50 | //_____________________________________________________________________________ | |
51 | Int_t | |
52 | AliMpHVUID::Index(UInt_t uniqueID) | |
53 | { | |
54 | /// Extract index from uniqueID | |
55 | return uniqueID & 0xFFFF; | |
56 | } | |
57 | ||
58 | //_____________________________________________________________________________ | |
59 | Int_t | |
60 | AliMpHVUID::DetElemId(UInt_t uniqueID) | |
61 | { | |
62 | /// Extract detElemId from uniqueID | |
63 | return ( uniqueID & 0xFFFF0000 ) >> 16; | |
64 | } | |
65 |