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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 | |
ffca499d | 7 | /** |
8 | * @file AliFMDCorrAcceptance.h | |
9 | * @author Christian Holm Christensen <cholm@dalsgaard.hehi.nbi.dk> | |
10 | * @date Wed Mar 23 14:00:40 2011 | |
11 | * | |
12 | * @brief | |
13 | * | |
bd6f5206 | 14 | * @ingroup pwglf_forward_corr |
ffca499d | 15 | * |
16 | */ | |
1298ee54 | 17 | #include <TObject.h> |
18 | #include <TObjArray.h> | |
19 | #include <TAxis.h> | |
20 | class TH2D; | |
21 | ||
22 | /** | |
8973b4ed | 23 | * This class contains the acceptance correction due to dead channels |
1298ee54 | 24 | * |
8973b4ed | 25 | * These are generated from the on-line dead channel calculations |
1298ee54 | 26 | * |
bd6f5206 | 27 | * @ingroup pwglf_forward_corr |
1298ee54 | 28 | */ |
8973b4ed | 29 | class AliFMDCorrAcceptance : public TObject |
1298ee54 | 30 | { |
31 | public: | |
32 | /** | |
33 | * Default constructor | |
34 | */ | |
8973b4ed | 35 | AliFMDCorrAcceptance(); |
1298ee54 | 36 | /** |
37 | * Copy constructor | |
38 | * | |
39 | * @param o Object to copy from | |
40 | */ | |
8973b4ed | 41 | AliFMDCorrAcceptance(const AliFMDCorrAcceptance& o); |
1298ee54 | 42 | /** |
43 | * Destructor | |
44 | * | |
45 | */ | |
8973b4ed | 46 | virtual ~AliFMDCorrAcceptance(); |
1298ee54 | 47 | /** |
48 | * @{ | |
49 | * @name Get corrections and parameters | |
50 | */ | |
51 | /** | |
52 | * Assignment operator | |
53 | * | |
54 | * @param o Object to assign from | |
55 | * | |
56 | * @return Reference to this object | |
57 | */ | |
8973b4ed | 58 | AliFMDCorrAcceptance& operator=(const AliFMDCorrAcceptance& o); |
1298ee54 | 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 v Primary interaction point @f$z@f$ coordinate | |
65 | * | |
8973b4ed | 66 | * @return The correction @f$ a_{r,v}@f$ |
1298ee54 | 67 | */ |
68 | TH2D* GetCorrection(UShort_t d, Char_t r, Double_t v) const; | |
69 | /** | |
8973b4ed | 70 | * Get the acceptance correction @f$ a_{r,v}@f$ |
1298ee54 | 71 | * |
72 | * @param d Detector number (1-3) | |
73 | * @param r Ring identifier (I or O) | |
74 | * @param b Bin corresponding to the primary interaction point | |
75 | * @f$z@f$ coordinate (1 based) | |
76 | * | |
8973b4ed | 77 | * @return The correction @f$ a_{r,v}@f$ |
1298ee54 | 78 | */ |
79 | TH2D* GetCorrection(UShort_t d, Char_t r, UShort_t b) const; | |
80 | /** | |
81 | * Get the vertex axis used | |
82 | * | |
83 | * @return vertex axis | |
84 | */ | |
85 | const TAxis& GetVertexAxis() const { return fVertexAxis; } | |
86 | /* @} */ | |
87 | ||
88 | /** | |
89 | * @{ | |
90 | * @name Set corrections and parameters | |
91 | */ | |
92 | /** | |
8973b4ed | 93 | * Set the acceptance correction @f$ a_{r,v}(\eta)@f$. |
1298ee54 | 94 | * Note, that the object takes ownership of the passed pointer. |
95 | * | |
96 | * @param d Detector number (1-3) | |
97 | * @param r Ring identifier (I or O) | |
98 | * @param v Primary interaction point @f$z@f$ coordinate | |
8973b4ed | 99 | * @param h @f$ a_{r,v}(\eta)@f$ |
1298ee54 | 100 | * |
101 | * @return true if operation succeeded | |
102 | */ | |
103 | Bool_t SetCorrection(UShort_t d, Char_t r, Double_t v, TH2D* h); | |
104 | /** | |
8973b4ed | 105 | * Set the acceptance correction @f$ a_{r,v}(\eta)@f$ |
1298ee54 | 106 | * Note, that the object takes ownership of the passed pointer. |
107 | * | |
108 | * @param d Detector number (1-3) | |
109 | * @param r Ring identifier (I or O) | |
110 | * @param b Bin corresponding to the primary interaction point | |
111 | * @f$z@f$ coordinate (1 based) | |
8973b4ed | 112 | * @param h @f$ a_{r,v}(\eta)@f$ |
1298ee54 | 113 | * |
114 | * @return true if operation succeeded | |
115 | */ | |
116 | Bool_t SetCorrection(UShort_t d, Char_t r, UShort_t b, TH2D* h); | |
117 | /** | |
118 | * Set the vertex axis to use | |
119 | * | |
120 | * @param axis Vertex axis | |
121 | */ | |
122 | void SetVertexAxis(const TAxis& axis); | |
123 | /** | |
124 | * Set the vertex axis to use | |
125 | * | |
126 | * @param nBins Number of bins | |
127 | * @param min Minimum | |
128 | * @param max Maximum | |
129 | */ | |
130 | void SetVertexAxis(Int_t nBins, Double_t min, Double_t max); | |
131 | /* @} */ | |
132 | ||
133 | /** | |
134 | * @{ | |
135 | * @name Auxiliary member functions | |
136 | */ | |
137 | /** | |
138 | * Declare this as a folder | |
139 | * | |
140 | * @return Always true | |
141 | */ | |
142 | Bool_t IsFolder() const { return true; } | |
143 | /** | |
144 | * Browse this object in the browser | |
145 | * | |
146 | * @param b | |
147 | */ | |
148 | void Browse(TBrowser* b); | |
149 | /** | |
150 | * Print this object | |
151 | * | |
152 | * @param option | |
153 | */ | |
154 | void Print(Option_t* option="R") const; //*MENU* | |
155 | /* @} */ | |
156 | protected: | |
157 | /** | |
158 | * Find the vertex bin that corresponds to the passed vertex | |
159 | * | |
160 | * @param vertex The interaction points @f$z@f$-coordinate | |
161 | * | |
162 | * @return Vertex bin in @f$[1,N_{\mbox{vertex}}]@f$ or negative if | |
163 | * out of range | |
164 | */ | |
165 | Int_t FindVertexBin(Double_t vertex) const; | |
166 | /** | |
167 | * Get the index corresponding to the given ring | |
168 | * | |
169 | * @param d Detector | |
170 | * @param r Ring | |
171 | * | |
172 | * @return Index (0 based) or negative in case of errors | |
173 | */ | |
174 | Int_t GetRingIndex(UShort_t d, Char_t r) const; | |
175 | /** | |
176 | * Get the ring array corresponding to the specified ring | |
177 | * | |
178 | * @param d Detector | |
179 | * @param r Ring | |
180 | * | |
181 | * @return Pointer to ring array, or null in case of problems | |
182 | */ | |
183 | TObjArray* GetRingArray(UShort_t d, Char_t r) const; | |
184 | /** | |
185 | * Get the ring array corresponding to the specified ring | |
186 | * | |
187 | * @param d Detector | |
188 | * @param r Ring | |
189 | * | |
190 | * @return Pointer to ring array, or newly created container | |
191 | */ | |
192 | TObjArray* GetOrMakeRingArray(UShort_t d, Char_t r); | |
193 | ||
194 | TObjArray fRingArray; // Array of per-ring, per-vertex 2nd map | |
195 | TAxis fVertexAxis; // The vertex axis | |
8973b4ed | 196 | ClassDef(AliFMDCorrAcceptance,1); // Acceptance correction due to dead areas |
1298ee54 | 197 | }; |
198 | ||
199 | //____________________________________________________________________ | |
200 | inline void | |
8973b4ed | 201 | AliFMDCorrAcceptance::SetVertexAxis(Int_t nBins, Double_t min, |
1298ee54 | 202 | Double_t max) |
203 | { | |
204 | fVertexAxis.Set(nBins, min, max); | |
205 | } | |
206 | //____________________________________________________________________ | |
207 | inline void | |
8973b4ed | 208 | AliFMDCorrAcceptance::SetVertexAxis(const TAxis& e) |
1298ee54 | 209 | { |
210 | fVertexAxis.Set(e.GetNbins(), e.GetXmin(), e.GetXmax()); | |
211 | } | |
212 | #endif | |
213 | // Local Variables: | |
214 | // mode: C++ | |
215 | // End: |