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1 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
2 | * See cxx source for full Copyright notice */ | |
3 | ||
4 | // $Id$ | |
5 | ||
6 | /// \ingroup calib | |
7 | /// \class AliMUONVCalibParam | |
8 | /// \brief Container of calibration values for a given number of channels. | |
9 | /// | |
10 | // Author Laurent Aphecetche | |
11 | ||
12 | #ifndef ALIMUONVCALIBPARAM_H | |
13 | #define ALIMUONVCALIBPARAM_H | |
14 | ||
15 | #ifndef ROOT_TObject | |
16 | # include "TObject.h" | |
17 | #endif | |
18 | ||
19 | class AliMUONVCalibParam : public TObject | |
20 | { | |
21 | public: | |
22 | AliMUONVCalibParam(); | |
23 | //AliMUONVCalibParam(Int_t id0); | |
24 | AliMUONVCalibParam(Int_t id0, Int_t id1); | |
25 | virtual ~AliMUONVCalibParam(); | |
26 | ||
27 | virtual const char* GetName() const; | |
28 | ||
29 | /// First id of this object | |
30 | virtual Int_t ID0() const; | |
31 | ||
32 | /// Second id of this object (might not be required) | |
33 | virtual Int_t ID1() const; | |
34 | ||
35 | /// whether or not the value we store are packed, e.g. as v = a*cste + b | |
36 | virtual Bool_t IsPacked() const { return kFALSE; } | |
37 | ||
38 | /// j indices in following methods are valid from 0 to Dimension()-1. | |
39 | virtual Int_t Dimension() const = 0; | |
40 | ||
41 | /** Set one value, for channel i, dimension j. Consider value is a double. | |
42 | Only ok to use if IsDoublePrecision() is kTRUE. | |
43 | */ | |
44 | virtual void SetValueAsDouble(Int_t i, Int_t j, Double_t value); | |
45 | ||
46 | /// Same as above but w/o bound checking | |
47 | virtual void SetValueAsDoubleFast(Int_t i, Int_t j, Double_t value); | |
48 | ||
49 | /// Set one value, for channel i, dimension j. Consider value is a float. | |
50 | virtual void SetValueAsFloat(Int_t i, Int_t j, Float_t value) = 0; | |
51 | ||
52 | /** Set one value, for channel i, dimension j. Consider value is a float. | |
53 | Assume (i,j) are valid indices, i.e. do not check them. | |
54 | */ | |
55 | virtual void SetValueAsFloatFast(Int_t i, Int_t j, Float_t value) = 0; | |
56 | ||
57 | /// Set one value, for channel i, dimension j. Consider value is an integer. | |
58 | virtual void SetValueAsInt(Int_t i, Int_t j, Int_t value) = 0; | |
59 | ||
60 | /// Same as above but w/o bound checkings. | |
61 | virtual void SetValueAsIntFast(Int_t i, Int_t j, Int_t value) = 0; | |
62 | ||
63 | /// The number of channels handled by this object. | |
64 | virtual Int_t Size() const = 0; | |
65 | ||
66 | /// Whether we can store double precision values | |
67 | virtual Bool_t IsDoublePrecision() const { return kFALSE; } | |
68 | ||
69 | /** Retrieve the value for a given (channel,dim) as a double. | |
70 | Only ok if IsDoublePrecision() is kTRUE. | |
71 | (i,j) are checked to within boundaries | |
72 | */ | |
73 | virtual Double_t ValueAsDouble(Int_t i, Int_t j=0) const; | |
74 | ||
75 | /** Retrieve the value for a given (channel,dim) as a double. | |
76 | Only ok if IsDoublePrecision() is kTRUE. | |
77 | Fast means there's no bound checking on (i,j) | |
78 | */ | |
79 | virtual Double_t ValueAsDoubleFast(Int_t i, Int_t j=0) const; | |
80 | ||
81 | /** Retrieve the value for a given (channel,dim) as a float, with | |
82 | bound checking on (i,j). | |
83 | */ | |
84 | virtual Float_t ValueAsFloat(Int_t i, Int_t j=0) const = 0; | |
85 | ||
86 | /// Same as above but without bound checking. | |
87 | virtual Float_t ValueAsFloatFast(Int_t i, Int_t j=0) const = 0; | |
88 | ||
89 | /** Retrieve the value for a given (channel,dim) as an integer. | |
90 | With bound checking. | |
91 | */ | |
92 | virtual Int_t ValueAsInt(Int_t i, Int_t j=0) const = 0; | |
93 | ||
94 | /// Same as above but w/o bound checking. | |
95 | virtual Int_t ValueAsIntFast(Int_t i, Int_t j=0) const = 0; | |
96 | ||
97 | /// Unpack a value into a couple (a,b). Returns false if IsPacked()==kFALSE | |
98 | virtual Bool_t UnpackValue(Int_t /*value*/, Int_t& /*a*/, Int_t& /*b*/) const { return kFALSE; } | |
99 | ||
100 | /// Pack (a,b) as a single int. Returns false if IsPacked()==kFALSE | |
101 | virtual Bool_t PackValues(Int_t /*a*/, Int_t /*b*/, Int_t& /*packedValue*/) const { return kFALSE; } | |
102 | ||
103 | /// Return 1E38 as invalid float value | |
104 | static Float_t InvalidFloatValue() { return 1E38; } | |
105 | ||
106 | static UInt_t BuildUniqueID(Int_t id0, Int_t id1); | |
107 | static void DecodeUniqueID(UInt_t uniqueID, Int_t& id0, Int_t& id1); | |
108 | ||
109 | protected: | |
110 | ||
111 | static Int_t ID0(UInt_t uniqueID); | |
112 | static Int_t ID1(UInt_t uniqueID); | |
113 | ||
114 | ClassDef(AliMUONVCalibParam,0) // Base class for a calibration data holder (usually for 64 channels) | |
115 | }; | |
116 | ||
117 | #endif |