| 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 | |
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