Line data Source code
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 0 : 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 : /// Advertise that we can be sorted in TCollections
30 0 : virtual Bool_t IsSortable() const { return kTRUE; }
31 :
32 : /// First id of this object
33 : virtual Int_t ID0() const;
34 :
35 : /// Second id of this object (might not be required)
36 : virtual Int_t ID1() const;
37 :
38 : /// method for sorting pedestal values ordered by ID0 and ID1
39 : virtual Int_t Compare(const TObject* object) const;
40 :
41 : /// whether or not the value we store are packed, e.g. as v = a*cste + b
42 0 : virtual Bool_t IsPacked() const { return kFALSE; }
43 :
44 : /// j indices in following methods are valid from 0 to Dimension()-1.
45 : virtual Int_t Dimension() const = 0;
46 :
47 : /** Set one value, for channel i, dimension j. Consider value is a double.
48 : Only ok to use if IsDoublePrecision() is kTRUE.
49 : */
50 : virtual void SetValueAsDouble(Int_t i, Int_t j, Double_t value);
51 :
52 : /// Same as above but w/o bound checking
53 : virtual void SetValueAsDoubleFast(Int_t i, Int_t j, Double_t value);
54 :
55 : /// Set one value, for channel i, dimension j. Consider value is a float.
56 : virtual void SetValueAsFloat(Int_t i, Int_t j, Float_t value) = 0;
57 :
58 : /** Set one value, for channel i, dimension j. Consider value is a float.
59 : Assume (i,j) are valid indices, i.e. do not check them.
60 : */
61 : virtual void SetValueAsFloatFast(Int_t i, Int_t j, Float_t value) = 0;
62 :
63 : /// Set one value, for channel i, dimension j. Consider value is an integer.
64 : virtual void SetValueAsInt(Int_t i, Int_t j, Int_t value) = 0;
65 :
66 : /// Same as above but w/o bound checkings.
67 : virtual void SetValueAsIntFast(Int_t i, Int_t j, Int_t value) = 0;
68 :
69 : /// The number of channels handled by this object.
70 : virtual Int_t Size() const = 0;
71 :
72 : /// Whether we can store double precision values
73 0 : virtual Bool_t IsDoublePrecision() const { return kFALSE; }
74 :
75 : /** Retrieve the value for a given (channel,dim) as a double.
76 : Only ok if IsDoublePrecision() is kTRUE.
77 : (i,j) are checked to within boundaries
78 : */
79 : virtual Double_t ValueAsDouble(Int_t i, Int_t j=0) const;
80 :
81 : /** Retrieve the value for a given (channel,dim) as a double.
82 : Only ok if IsDoublePrecision() is kTRUE.
83 : Fast means there's no bound checking on (i,j)
84 : */
85 : virtual Double_t ValueAsDoubleFast(Int_t i, Int_t j=0) const;
86 :
87 : /** Retrieve the value for a given (channel,dim) as a float, with
88 : bound checking on (i,j).
89 : */
90 : virtual Float_t ValueAsFloat(Int_t i, Int_t j=0) const = 0;
91 :
92 : /// Same as above but without bound checking.
93 : virtual Float_t ValueAsFloatFast(Int_t i, Int_t j=0) const = 0;
94 :
95 : /** Retrieve the value for a given (channel,dim) as an integer.
96 : With bound checking.
97 : */
98 : virtual Int_t ValueAsInt(Int_t i, Int_t j=0) const = 0;
99 :
100 : /// Same as above but w/o bound checking.
101 : virtual Int_t ValueAsIntFast(Int_t i, Int_t j=0) const = 0;
102 :
103 : /// Unpack a value into a couple (a,b). Returns false if IsPacked()==kFALSE
104 0 : virtual Bool_t UnpackValue(Int_t /*value*/, Int_t& /*a*/, Int_t& /*b*/) const { return kFALSE; }
105 :
106 : /// Pack (a,b) as a single int. Returns false if IsPacked()==kFALSE
107 0 : virtual Bool_t PackValues(Int_t /*a*/, Int_t /*b*/, Int_t& /*packedValue*/) const { return kFALSE; }
108 :
109 : /// Return 1E38 as invalid float value
110 3428 : static Float_t InvalidFloatValue() { return 1E38; }
111 :
112 : static UInt_t BuildUniqueID(Int_t id0, Int_t id1);
113 : static void DecodeUniqueID(UInt_t uniqueID, Int_t& id0, Int_t& id1);
114 :
115 : protected:
116 :
117 : static Int_t ID0(UInt_t uniqueID);
118 : static Int_t ID1(UInt_t uniqueID);
119 :
120 40 : ClassDef(AliMUONVCalibParam,0) // Base class for a calibration data holder (usually for 64 channels)
121 : };
122 :
123 : #endif
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