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1298ee54 | 1 | // |
8973b4ed | 2 | // This class contains the acceptance correction due to dead channels |
1298ee54 | 3 | // |
4 | // | |
8973b4ed | 5 | #ifndef ALIFMDCORRACCEPTANCE_H |
6 | #define ALIFMDCORRACCEPTANCE_H | |
1298ee54 | 7 | #include <TObject.h> |
8 | #include <TObjArray.h> | |
9 | #include <TAxis.h> | |
10 | class TH2D; | |
11 | ||
12 | /** | |
8973b4ed | 13 | * This class contains the acceptance correction due to dead channels |
1298ee54 | 14 | * |
8973b4ed | 15 | * These are generated from the on-line dead channel calculations |
1298ee54 | 16 | * |
17 | * @ingroup pwg2_forward_corr | |
18 | */ | |
8973b4ed | 19 | class AliFMDCorrAcceptance : public TObject |
1298ee54 | 20 | { |
21 | public: | |
22 | /** | |
23 | * Default constructor | |
24 | */ | |
8973b4ed | 25 | AliFMDCorrAcceptance(); |
1298ee54 | 26 | /** |
27 | * Copy constructor | |
28 | * | |
29 | * @param o Object to copy from | |
30 | */ | |
8973b4ed | 31 | AliFMDCorrAcceptance(const AliFMDCorrAcceptance& o); |
1298ee54 | 32 | /** |
33 | * Destructor | |
34 | * | |
35 | */ | |
8973b4ed | 36 | virtual ~AliFMDCorrAcceptance(); |
1298ee54 | 37 | /** |
38 | * @{ | |
39 | * @name Get corrections and parameters | |
40 | */ | |
41 | /** | |
42 | * Assignment operator | |
43 | * | |
44 | * @param o Object to assign from | |
45 | * | |
46 | * @return Reference to this object | |
47 | */ | |
8973b4ed | 48 | AliFMDCorrAcceptance& operator=(const AliFMDCorrAcceptance& o); |
1298ee54 | 49 | /** |
8973b4ed | 50 | * Get the acceptance correction @f$ a_{r,v}@f$ |
1298ee54 | 51 | * |
52 | * @param d Detector number (1-3) | |
53 | * @param r Ring identifier (I or O) | |
54 | * @param v Primary interaction point @f$z@f$ coordinate | |
55 | * | |
8973b4ed | 56 | * @return The correction @f$ a_{r,v}@f$ |
1298ee54 | 57 | */ |
58 | TH2D* GetCorrection(UShort_t d, Char_t r, Double_t v) const; | |
59 | /** | |
8973b4ed | 60 | * Get the acceptance correction @f$ a_{r,v}@f$ |
1298ee54 | 61 | * |
62 | * @param d Detector number (1-3) | |
63 | * @param r Ring identifier (I or O) | |
64 | * @param b Bin corresponding to the primary interaction point | |
65 | * @f$z@f$ coordinate (1 based) | |
66 | * | |
8973b4ed | 67 | * @return The correction @f$ a_{r,v}@f$ |
1298ee54 | 68 | */ |
69 | TH2D* GetCorrection(UShort_t d, Char_t r, UShort_t b) const; | |
70 | /** | |
71 | * Get the vertex axis used | |
72 | * | |
73 | * @return vertex axis | |
74 | */ | |
75 | const TAxis& GetVertexAxis() const { return fVertexAxis; } | |
76 | /* @} */ | |
77 | ||
78 | /** | |
79 | * @{ | |
80 | * @name Set corrections and parameters | |
81 | */ | |
82 | /** | |
8973b4ed | 83 | * Set the acceptance correction @f$ a_{r,v}(\eta)@f$. |
1298ee54 | 84 | * Note, that the object takes ownership of the passed pointer. |
85 | * | |
86 | * @param d Detector number (1-3) | |
87 | * @param r Ring identifier (I or O) | |
88 | * @param v Primary interaction point @f$z@f$ coordinate | |
8973b4ed | 89 | * @param h @f$ a_{r,v}(\eta)@f$ |
1298ee54 | 90 | * |
91 | * @return true if operation succeeded | |
92 | */ | |
93 | Bool_t SetCorrection(UShort_t d, Char_t r, Double_t v, TH2D* h); | |
94 | /** | |
8973b4ed | 95 | * Set the acceptance correction @f$ a_{r,v}(\eta)@f$ |
1298ee54 | 96 | * Note, that the object takes ownership of the passed pointer. |
97 | * | |
98 | * @param d Detector number (1-3) | |
99 | * @param r Ring identifier (I or O) | |
100 | * @param b Bin corresponding to the primary interaction point | |
101 | * @f$z@f$ coordinate (1 based) | |
8973b4ed | 102 | * @param h @f$ a_{r,v}(\eta)@f$ |
1298ee54 | 103 | * |
104 | * @return true if operation succeeded | |
105 | */ | |
106 | Bool_t SetCorrection(UShort_t d, Char_t r, UShort_t b, TH2D* h); | |
107 | /** | |
108 | * Set the vertex axis to use | |
109 | * | |
110 | * @param axis Vertex axis | |
111 | */ | |
112 | void SetVertexAxis(const TAxis& axis); | |
113 | /** | |
114 | * Set the vertex axis to use | |
115 | * | |
116 | * @param nBins Number of bins | |
117 | * @param min Minimum | |
118 | * @param max Maximum | |
119 | */ | |
120 | void SetVertexAxis(Int_t nBins, Double_t min, Double_t max); | |
121 | /* @} */ | |
122 | ||
123 | /** | |
124 | * @{ | |
125 | * @name Auxiliary member functions | |
126 | */ | |
127 | /** | |
128 | * Declare this as a folder | |
129 | * | |
130 | * @return Always true | |
131 | */ | |
132 | Bool_t IsFolder() const { return true; } | |
133 | /** | |
134 | * Browse this object in the browser | |
135 | * | |
136 | * @param b | |
137 | */ | |
138 | void Browse(TBrowser* b); | |
139 | /** | |
140 | * Print this object | |
141 | * | |
142 | * @param option | |
143 | */ | |
144 | void Print(Option_t* option="R") const; //*MENU* | |
145 | /* @} */ | |
146 | protected: | |
147 | /** | |
148 | * Find the vertex bin that corresponds to the passed vertex | |
149 | * | |
150 | * @param vertex The interaction points @f$z@f$-coordinate | |
151 | * | |
152 | * @return Vertex bin in @f$[1,N_{\mbox{vertex}}]@f$ or negative if | |
153 | * out of range | |
154 | */ | |
155 | Int_t FindVertexBin(Double_t vertex) const; | |
156 | /** | |
157 | * Get the index corresponding to the given ring | |
158 | * | |
159 | * @param d Detector | |
160 | * @param r Ring | |
161 | * | |
162 | * @return Index (0 based) or negative in case of errors | |
163 | */ | |
164 | Int_t GetRingIndex(UShort_t d, Char_t r) const; | |
165 | /** | |
166 | * Get the ring array corresponding to the specified ring | |
167 | * | |
168 | * @param d Detector | |
169 | * @param r Ring | |
170 | * | |
171 | * @return Pointer to ring array, or null in case of problems | |
172 | */ | |
173 | TObjArray* GetRingArray(UShort_t d, Char_t r) const; | |
174 | /** | |
175 | * Get the ring array corresponding to the specified ring | |
176 | * | |
177 | * @param d Detector | |
178 | * @param r Ring | |
179 | * | |
180 | * @return Pointer to ring array, or newly created container | |
181 | */ | |
182 | TObjArray* GetOrMakeRingArray(UShort_t d, Char_t r); | |
183 | ||
184 | TObjArray fRingArray; // Array of per-ring, per-vertex 2nd map | |
185 | TAxis fVertexAxis; // The vertex axis | |
8973b4ed | 186 | ClassDef(AliFMDCorrAcceptance,1); // Acceptance correction due to dead areas |
1298ee54 | 187 | }; |
188 | ||
189 | //____________________________________________________________________ | |
190 | inline void | |
8973b4ed | 191 | AliFMDCorrAcceptance::SetVertexAxis(Int_t nBins, Double_t min, |
1298ee54 | 192 | Double_t max) |
193 | { | |
194 | fVertexAxis.Set(nBins, min, max); | |
195 | } | |
196 | //____________________________________________________________________ | |
197 | inline void | |
8973b4ed | 198 | AliFMDCorrAcceptance::SetVertexAxis(const TAxis& e) |
1298ee54 | 199 | { |
200 | fVertexAxis.Set(e.GetNbins(), e.GetXmin(), e.GetXmax()); | |
201 | } | |
202 | #endif | |
203 | // Local Variables: | |
204 | // mode: C++ | |
205 | // End: |