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6f791cc3 | 1 | // |
2 | // Base class for classes that calculate the multiplicity in the | |
3 | // SPD clusters event-by-event | |
4 | // | |
5 | #ifndef ALICENTRALMULTIPLICITYTASK_H | |
6 | #define ALICENTRALMULTIPLICITYTASK_H | |
ffca499d | 7 | /** |
8 | * @file AliCentralMultiplicityTask.h | |
9 | * @author Hans Hjersing Dalsgaard | |
10 | * @date Wed Mar 23 14:00:03 2011 | |
11 | * | |
12 | * @brief | |
13 | * | |
14 | * @ingroup pwg2_forward_aod | |
15 | * | |
16 | */ | |
6f791cc3 | 17 | #include <AliAnalysisTaskSE.h> |
18 | #include "AliForwardUtil.h" | |
19 | #include "AliAODCentralMult.h" | |
20 | #include "AliCentralCorrAcceptance.h" | |
21 | #include "AliCentralCorrSecondaryMap.h" | |
22 | //class AliForwardCorrectionManager; | |
23 | class AliESDEvent; | |
24 | class TH2D; | |
25 | class TList; | |
26 | class TTree; | |
27 | ||
6f791cc3 | 28 | /** |
29 | * Class that calculates the multiplicity in the | |
30 | * central region event-by-event | |
31 | * | |
32 | * @par Inputs: | |
33 | * - AliESDEvent | |
34 | * | |
35 | * @par Outputs: | |
36 | * - AliAODCentralMult | |
37 | * | |
38 | * @par Histograms | |
39 | * | |
40 | * @par Corrections used | |
41 | * | |
42 | * @ingroup pwg2_forward_tasks | |
ffca499d | 43 | * @ingroup pwg2_forward_aod |
6f791cc3 | 44 | * |
45 | */ | |
46 | class AliCentralMultiplicityTask : public AliAnalysisTaskSE | |
47 | { | |
48 | public: | |
49 | /** | |
50 | * @{ | |
51 | * @name Interface methods | |
52 | */ | |
53 | /** | |
54 | * Constructor | |
55 | * | |
56 | * @param name Name of task | |
57 | */ | |
58 | AliCentralMultiplicityTask(const char* name); | |
59 | /** | |
9c825779 | 60 | * Constructor |
61 | * | |
62 | * Reserved for ROOT's I/O system - do not use | |
6f791cc3 | 63 | */ |
9c825779 | 64 | AliCentralMultiplicityTask(); |
6f791cc3 | 65 | /** |
66 | * Copy constructor | |
67 | * | |
68 | * @param o Object to copy from | |
69 | */ | |
9c825779 | 70 | AliCentralMultiplicityTask(const AliCentralMultiplicityTask& o); |
6f791cc3 | 71 | /** |
72 | * Assignment operator | |
73 | * | |
74 | * @param o Object to assign from | |
75 | * | |
76 | * @return Reference to this object | |
77 | */ | |
9c825779 | 78 | AliCentralMultiplicityTask& operator=(const AliCentralMultiplicityTask& o); |
6f791cc3 | 79 | /** |
80 | * Create output objects | |
81 | * | |
82 | */ | |
83 | virtual void UserCreateOutputObjects(); | |
84 | /** | |
85 | * Process each event | |
86 | * | |
87 | * @param option Not used | |
88 | */ | |
89 | virtual void UserExec(Option_t* option); | |
90 | /** | |
91 | * End of job | |
92 | * | |
93 | * @param option Not used | |
94 | */ | |
95 | virtual void Terminate(Option_t* option); | |
6f791cc3 | 96 | /** |
97 | * Print information | |
98 | * | |
99 | * @param option Not used | |
100 | */ | |
101 | virtual void Print(Option_t* option="") const; | |
3b2bfb07 | 102 | /** |
103 | * Set whether to use the secondary corrections | |
104 | * | |
105 | * @param use Whether to use secondary corrections | |
106 | */ | |
107 | virtual void SetUseSecondary(Bool_t use) { fUseSecondary = use; } | |
9453b19e | 108 | /** |
109 | * Set whether to use the acceptance corrections | |
110 | * | |
111 | * @param use Whether to use acceptance corrections | |
112 | */ | |
113 | virtual void SetUseAcceptance(Bool_t use) { fUseAcceptance = use; } | |
3e478dba | 114 | |
115 | //__________________________________________________________________ | |
116 | /** | |
117 | * Manager of corrections | |
118 | * | |
119 | * This is a small class to fetch corrections for secondaries and | |
120 | * dead channels. | |
6f791cc3 | 121 | * |
6f791cc3 | 122 | */ |
3e478dba | 123 | class Manager |
124 | { | |
6f791cc3 | 125 | public: |
3e478dba | 126 | /** |
127 | * Constructor | |
128 | * | |
129 | */ | |
6f791cc3 | 130 | Manager(); |
3e478dba | 131 | /** |
132 | * Copy constructor | |
133 | * | |
134 | * @param o | |
135 | */ | |
136 | Manager(const Manager& o); | |
137 | /** | |
138 | * Destructor | |
139 | */ | |
140 | virtual ~Manager() {} | |
141 | /** | |
142 | * Assignment operator | |
143 | * | |
144 | * @param o Object to assign from | |
145 | * | |
146 | * @return Reference to this object | |
147 | */ | |
148 | Manager& operator=(const Manager& o); | |
6f791cc3 | 149 | |
3e478dba | 150 | /** |
151 | * Initialize | |
152 | * | |
153 | * @param sys Collision system (1: pp, 2: PbPb) | |
154 | * @param sNN Center of mass energy per nucleon pair [GeV] | |
155 | * @param field Magnetic field [kG] | |
156 | */ | |
157 | void Init(UShort_t sys, UShort_t sNN, Short_t field); | |
e58000b7 | 158 | |
159 | /** | |
160 | * Is initialized | |
161 | * | |
162 | */ | |
163 | Bool_t IsInit() { return fIsInit; } | |
164 | ||
165 | ||
3e478dba | 166 | /** |
167 | * Get the acceptance path | |
168 | * | |
169 | * @return | |
170 | */ | |
171 | const char* GetAcceptancePath() const {return fAcceptancePath.Data(); } | |
172 | /** | |
173 | * Get the secondary path | |
174 | * | |
175 | * @return | |
176 | */ | |
177 | const char* GetSecMapPath() const {return fSecMapPath.Data(); } | |
178 | /** | |
179 | * Set the path to the acceptance maps | |
180 | * | |
181 | * @param path PAth to object file | |
182 | */ | |
183 | void SetAcceptancePath(const char* path) {fAcceptancePath=path; } | |
184 | /** | |
185 | * Set the path to the secondary maps | |
186 | * | |
187 | * @param path Path to object files | |
188 | */ | |
189 | void SetSecMapPath(const char* path) {fSecMapPath=path; } | |
190 | /** | |
191 | * Get full path name to object file | |
192 | * | |
193 | * @param what What to get | |
194 | * @param sys Collision system | |
195 | * @param sNN Center of mass energy | |
196 | * @param field Magnetic field | |
197 | * | |
198 | * @return | |
199 | */ | |
200 | const char* GetFullFileName(UShort_t what, UShort_t sys, UShort_t sNN, | |
201 | Short_t field) const; | |
202 | /** | |
203 | * Get the acceptance object name | |
204 | * | |
205 | * @return | |
206 | */ | |
207 | const char* GetAcceptanceName() const {return fAcceptanceName.Data(); } | |
208 | /** | |
209 | * Get the secondary object name | |
210 | * | |
211 | * @return | |
212 | */ | |
213 | const char* GetSecMapName() const {return fSecMapName.Data(); } | |
6f791cc3 | 214 | |
3e478dba | 215 | /** |
216 | * Get the secondary map | |
217 | * | |
218 | * @param vtxbin | |
219 | * | |
220 | * @return | |
221 | */ | |
222 | TH2D* GetSecMapCorrection(UShort_t vtxbin) const; | |
223 | /** | |
224 | * Get the acceptance correction | |
225 | * | |
226 | * @param vtxbin | |
227 | * | |
228 | * @return | |
229 | */ | |
230 | TH1D* GetAcceptanceCorrection(UShort_t vtxbin) const; | |
6f791cc3 | 231 | private: |
3e478dba | 232 | /** |
233 | * Get the full path name | |
234 | * | |
235 | * @param what What to get | |
236 | * @param sys Collision system | |
237 | * @param sNN Center of mass energy | |
238 | * @param field Magnetic field | |
239 | * | |
240 | * @return | |
241 | */ | |
242 | const char* GetFileName(UShort_t what, UShort_t sys, UShort_t sNN, | |
243 | Short_t field) const; | |
6f791cc3 | 244 | |
245 | ||
3e478dba | 246 | TString fAcceptancePath; // Path to acceptance |
247 | TString fSecMapPath; // Path to secondary map | |
248 | AliCentralCorrAcceptance* fAcceptance; // Acceptance | |
249 | AliCentralCorrSecondaryMap* fSecmap; // Secindary map | |
250 | TString fAcceptanceName; // Acceptance name | |
251 | TString fSecMapName; // Secindary name | |
e58000b7 | 252 | Bool_t fIsInit; // Are we init |
6f791cc3 | 253 | |
3e478dba | 254 | ClassDef(Manager,1); // Manager of data |
6f791cc3 | 255 | }; |
256 | ||
3e478dba | 257 | /** |
258 | * Get a reference to the manager | |
259 | * | |
260 | * @return Reference to corrections manager | |
261 | */ | |
262 | Manager& GetManager() { return fManager; } | |
263 | /** | |
264 | * Get a reference to the manager | |
265 | * | |
266 | * @return Reference to corrections manager | |
267 | */ | |
268 | const Manager& GetManager() const { return fManager; } | |
269 | ||
270 | ||
6f791cc3 | 271 | protected: |
6f791cc3 | 272 | |
fb3430ac | 273 | TH2D* fData; //sum histogram if needed |
274 | TList* fList; //Output List for diagnostics | |
275 | AliAODCentralMult fAODCentral; // Output object | |
276 | Manager fManager; //Manager object for corrections | |
277 | Bool_t fUseSecondary; // Whether to secondary map | |
9453b19e | 278 | Bool_t fUseAcceptance; // Whether to use acceptance corr. |
fb3430ac | 279 | Bool_t fFirstEventSeen; // Have we seen first event |
280 | ClassDef(AliCentralMultiplicityTask,1) // Forward multiplicity class | |
6f791cc3 | 281 | }; |
282 | ||
283 | #endif | |
284 | // Local Variables: | |
285 | // mode: C++ | |
286 | // End: | |
287 |