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7e4038b5 | 1 | #ifndef ALIROOT_PWG2_FORWARD_ALIFORWARDUTIL_H |
2 | #define ALIROOT_PWG2_FORWARD_ALIFORWARDUTIL_H | |
3 | #include <TObject.h> | |
9d99b0dd | 4 | #include <TString.h> |
7f759bb7 | 5 | #include <TObjArray.h> |
7e4038b5 | 6 | class TH2D; |
9d99b0dd | 7 | class TH1I; |
8 | class TH1; | |
7f759bb7 | 9 | class TF1; |
7e4038b5 | 10 | class TAxis; |
9d99b0dd | 11 | class AliESDEvent; |
7e4038b5 | 12 | |
13 | /** | |
14 | * Utilities used in the forward multiplcity analysis | |
15 | * | |
7c1a1f1d | 16 | * @ingroup pwg2_forward |
7e4038b5 | 17 | */ |
18 | class AliForwardUtil : public TObject | |
19 | { | |
9d99b0dd | 20 | public: |
0bd4b00f | 21 | //================================================================== |
22 | /** | |
23 | * @{ | |
7c1a1f1d | 24 | * @name Collision/run parameters |
0bd4b00f | 25 | */ |
26 | /** | |
27 | * Defined collision types | |
28 | */ | |
29 | enum ECollisionSystem { | |
30 | kUnknown, | |
31 | kPP, | |
32 | kPbPb | |
33 | }; | |
34 | //__________________________________________________________________ | |
35 | /** | |
36 | * Parse a collision system spec given in a string. Known values are | |
37 | * | |
38 | * - "pp", "p-p" which returns kPP | |
39 | * - "PbPb", "Pb-Pb", "A-A", which returns kPbPb | |
40 | * - Everything else gives kUnknown | |
41 | * | |
42 | * @param sys Collision system spec | |
43 | * | |
44 | * @return Collision system id | |
45 | */ | |
46 | static UShort_t ParseCollisionSystem(const char* sys); | |
47 | /** | |
48 | * Get a string representation of the collision system | |
49 | * | |
50 | * @param sys Collision system | |
51 | * - kPP -> "pp" | |
52 | * - kPbPb -> "PbPb" | |
53 | * - anything else gives "unknown" | |
54 | * | |
55 | * @return String representation of the collision system | |
56 | */ | |
57 | static const char* CollisionSystemString(UShort_t sys); | |
58 | //__________________________________________________________________ | |
59 | /** | |
60 | * Parse the center of mass energy given as a float and return known | |
61 | * values as a unsigned integer | |
62 | * | |
63 | * @param sys Collision system (needed for AA) | |
64 | * @param cms Center of mass energy * total charge | |
65 | * | |
66 | * @return Center of mass energy per nucleon | |
67 | */ | |
68 | static UShort_t ParseCenterOfMassEnergy(UShort_t sys, Float_t cms); | |
69 | /** | |
70 | * Get a string representation of the center of mass energy per nuclean | |
71 | * | |
7c1a1f1d | 72 | * @param cms Center of mass energy per nucleon |
0bd4b00f | 73 | * |
74 | * @return String representation of the center of mass energy per nuclean | |
75 | */ | |
76 | static const char* CenterOfMassEnergyString(UShort_t cms); | |
77 | //__________________________________________________________________ | |
78 | /** | |
79 | * Parse the magnetic field (in kG) as given by a floating point number | |
80 | * | |
81 | * @param field Magnetic field in kG | |
82 | * | |
83 | * @return Short integer value of magnetic field in kG | |
84 | */ | |
85 | static Short_t ParseMagneticField(Float_t field); | |
86 | /** | |
87 | * Get a string representation of the magnetic field | |
88 | * | |
89 | * @param field Magnetic field in kG | |
90 | * | |
91 | * @return String representation of the magnetic field | |
92 | */ | |
93 | static const char* MagneticFieldString(Short_t field); | |
94 | /* @} */ | |
95 | ||
96 | /** | |
97 | * @{ | |
98 | * @name Energy stragling functions | |
99 | */ | |
7f759bb7 | 100 | //__________________________________________________________________ |
101 | /** | |
102 | * Number of steps to do in the Landau, Gaussiam convolution | |
103 | */ | |
104 | static Int_t fgConvolutionSteps; | |
105 | //------------------------------------------------------------------ | |
106 | /** | |
107 | * How many sigma's of the Gaussian in the Landau, Gaussian | |
108 | * convolution to integrate over | |
109 | */ | |
110 | static Double_t fgConvolutionNSigma; | |
111 | //------------------------------------------------------------------ | |
112 | /** | |
113 | * Calculate the shifted Landau | |
114 | * @f[ | |
115 | * f'_{L}(x;\Delta,\xi) = f_L(x;\Delta+0.22278298\xi) | |
116 | * @f] | |
117 | * | |
118 | * where @f$ f_{L}@f$ is the ROOT implementation of the Landau | |
119 | * distribution (known to have @f$ \Delta_{p}=-0.22278298@f$ for | |
120 | * @f$\Delta=0,\xi=1@f$. | |
121 | * | |
122 | * @param x Where to evaluate @f$ f'_{L}@f$ | |
123 | * @param delta Most probable value | |
124 | * @param xi The 'width' of the distribution | |
125 | * | |
c389303e | 126 | * @return @f$ f'_{L}(x;\Delta,\xi) @f$ |
7f759bb7 | 127 | */ |
128 | static Double_t Landau(Double_t x, Double_t delta, Double_t xi); | |
129 | ||
130 | //------------------------------------------------------------------ | |
9d99b0dd | 131 | /** |
7f759bb7 | 132 | * Calculate the value of a Landau convolved with a Gaussian |
9d99b0dd | 133 | * |
7f759bb7 | 134 | * @f[ |
c389303e | 135 | * f(x;\Delta,\xi,\sigma') = \frac{1}{\sigma' \sqrt{2 \pi}} |
7f759bb7 | 136 | * \int_{-\infty}^{+\infty} d\Delta' f'_{L}(x;\Delta',\xi) |
c389303e | 137 | * \exp{-\frac{(\Delta-\Delta')^2}{2\sigma'^2}} |
7f759bb7 | 138 | * @f] |
9d99b0dd | 139 | * |
c389303e | 140 | * where @f$ f'_{L}@f$ is the Landau distribution, @f$ \Delta@f$ the |
141 | * energy loss, @f$ \xi@f$ the width of the Landau, and | |
142 | * @f$ \sigma'^2=\sigma^2-\sigma_n^2 @f$. Here, @f$\sigma@f$ is the | |
7f759bb7 | 143 | * variance of the Gaussian, and @f$\sigma_n@f$ is a parameter modelling |
144 | * noise in the detector. | |
145 | * | |
146 | * Note that this function uses the constants fgConvolutionSteps and | |
147 | * fgConvolutionNSigma | |
148 | * | |
149 | * References: | |
150 | * - <a href="http://dx.doi.org/10.1016/0168-583X(84)90472-5">Nucl.Instrum.Meth.B1:16</a> | |
151 | * - <a href="http://dx.doi.org/10.1103/PhysRevA.28.615">Phys.Rev.A28:615</a> | |
152 | * - <a href="http://root.cern.ch/root/htmldoc/tutorials/fit/langaus.C.html">ROOT implementation</a> | |
153 | * | |
154 | * @param x where to evaluate @f$ f@f$ | |
155 | * @param delta @f$ \Delta@f$ of @f$ f(x;\Delta,\xi,\sigma')@f$ | |
156 | * @param xi @f$ \xi@f$ of @f$ f(x;\Delta,\xi,\sigma')@f$ | |
c389303e | 157 | * @param sigma @f$ \sigma@f$ of @f$\sigma'^2=\sigma^2-\sigma_n^2 @f$ |
158 | * @param sigma_n @f$ \sigma_n@f$ of @f$\sigma'^2=\sigma^2-\sigma_n^2 @f$ | |
7f759bb7 | 159 | * |
160 | * @return @f$ f@f$ evaluated at @f$ x@f$. | |
9d99b0dd | 161 | */ |
7f759bb7 | 162 | static Double_t LandauGaus(Double_t x, Double_t delta, Double_t xi, |
163 | Double_t sigma, Double_t sigma_n); | |
0bd4b00f | 164 | |
165 | //------------------------------------------------------------------ | |
166 | /** | |
167 | * Evaluate | |
168 | * @f[ | |
169 | * f_i(x;\Delta,\xi,\sigma') = f(x;\Delta_i,\xi_i,\sigma_i') | |
170 | * @f] | |
171 | * corresponding to @f$ i@f$ particles i.e., with the substitutions | |
7c1a1f1d | 172 | * @f{eqnarray*}{ |
173 | * \Delta \rightarrow \Delta_i &=& i(\Delta + \xi\log(i))\\ | |
174 | * \xi \rightarrow \xi_i &=& i \xi\\ | |
175 | * \sigma \rightarrow \sigma_i &=& \sqrt{i}\sigma\\ | |
176 | * \sigma'^2 \rightarrow \sigma_i'^2 &=& \sigma_n^2 + \sigma_i^2 | |
177 | * @f} | |
0bd4b00f | 178 | * |
179 | * @param x Where to evaluate | |
180 | * @param delta @f$ \Delta@f$ | |
181 | * @param xi @f$ \xi@f$ | |
182 | * @param sigma @f$ \sigma@f$ | |
183 | * @param sigma_n @f$ \sigma_n@f$ | |
7c1a1f1d | 184 | * @param i @f$ i @f$ |
0bd4b00f | 185 | * |
7c1a1f1d | 186 | * @return @f$ f_i @f$ evaluated |
0bd4b00f | 187 | */ |
188 | static Double_t ILandauGaus(Double_t x, Double_t delta, Double_t xi, | |
189 | Double_t sigma, Double_t sigma_n, Int_t i); | |
190 | ||
191 | //------------------------------------------------------------------ | |
192 | /** | |
193 | * Numerically evaluate | |
194 | * @f[ | |
195 | * \left.\frac{\partial f_i}{\partial p_i}\right|_{x} | |
196 | * @f] | |
197 | * where @f$ p_i@f$ is the @f$ i^{\mbox{th}}@f$ parameter. The mapping | |
198 | * of the parameters is given by | |
199 | * | |
200 | * - 0: @f$\Delta@f$ | |
201 | * - 1: @f$\xi@f$ | |
202 | * - 2: @f$\sigma@f$ | |
203 | * - 3: @f$\sigma_n@f$ | |
204 | * | |
205 | * This is the partial derivative with respect to the parameter of | |
206 | * the response function corresponding to @f$ i@f$ particles i.e., | |
207 | * with the substitutions | |
208 | * @f[ | |
209 | * \Delta \rightarrow \Delta_i = i(\Delta + \xi\log(i))\\ | |
210 | * \xi \rightarrow \xi_i = i \xi\\ | |
211 | * \sigma \rightarrow \sigma_i = \sqrt{i}\sigma\\ | |
212 | * \sigma'^2 \rightarrow \sigma_i'^2 = \sigma_n^2 + \sigma_i^2 | |
213 | * @f] | |
214 | * | |
215 | * @param x Where to evaluate | |
216 | * @param ipar Parameter number | |
7c1a1f1d | 217 | * @param dp @f$ \epsilon\delta p_i@f$ for some value of @f$\epsilon@f$ |
0bd4b00f | 218 | * @param delta @f$ \Delta@f$ |
219 | * @param xi @f$ \xi@f$ | |
220 | * @param sigma @f$ \sigma@f$ | |
221 | * @param sigma_n @f$ \sigma_n@f$ | |
222 | * @param i @f$ i@f$ | |
223 | * | |
224 | * @return @f$ f_i@f$ evaluated | |
225 | */ | |
226 | static Double_t IdLandauGausdPar(Double_t x, UShort_t ipar, Double_t dp, | |
227 | Double_t delta, Double_t xi, | |
228 | Double_t sigma, Double_t sigma_n, Int_t i); | |
229 | ||
7f759bb7 | 230 | //------------------------------------------------------------------ |
9d99b0dd | 231 | /** |
7f759bb7 | 232 | * Evaluate |
c389303e | 233 | * @f[ |
0bd4b00f | 234 | * f_N(x;\Delta,\xi,\sigma') = \sum_{i=1}^N a_i f_i(x;\Delta,\xi,\sigma'a) |
235 | * @f] | |
9d99b0dd | 236 | * |
7f759bb7 | 237 | * where @f$ f(x;\Delta,\xi,\sigma')@f$ is the convolution of a |
238 | * Landau with a Gaussian (see LandauGaus). Note that | |
c389303e | 239 | * @f$ a_1 = 1@f$, @f$\Delta_i = i(\Delta_1 + \xi\log(i))@f$, |
240 | * @f$\xi_i=i\xi_1@f$, and @f$\sigma_i'^2 = \sigma_n^2 + i\sigma_1^2@f$. | |
7f759bb7 | 241 | * |
242 | * References: | |
243 | * - <a href="http://dx.doi.org/10.1016/0168-583X(84)90472-5">Nucl.Instrum.Meth.B1:16</a> | |
244 | * - <a href="http://dx.doi.org/10.1103/PhysRevA.28.615">Phys.Rev.A28:615</a> | |
245 | * - <a href="http://root.cern.ch/root/htmldoc/tutorials/fit/langaus.C.html">ROOT implementation</a> | |
9d99b0dd | 246 | * |
7f759bb7 | 247 | * @param x Where to evaluate @f$ f_N@f$ |
248 | * @param delta @f$ \Delta_1@f$ | |
249 | * @param xi @f$ \xi_1@f$ | |
250 | * @param sigma @f$ \sigma_1@f$ | |
251 | * @param sigma_n @f$ \sigma_n@f$ | |
252 | * @param n @f$ N@f$ in the sum above. | |
253 | * @param a Array of size @f$ N-1@f$ of the weights @f$ a_i@f$ for | |
254 | * @f$ i > 1@f$ | |
255 | * | |
256 | * @return @f$ f_N(x;\Delta,\xi,\sigma')@f$ | |
9d99b0dd | 257 | */ |
7f759bb7 | 258 | static Double_t NLandauGaus(Double_t x, Double_t delta, Double_t xi, |
259 | Double_t sigma, Double_t sigma_n, Int_t n, | |
260 | Double_t* a); | |
0bd4b00f | 261 | /** |
262 | * Generate a TF1 object of @f$ f_I@f$ | |
263 | * | |
264 | * @param c Constant | |
265 | * @param delta @f$ \Delta@f$ | |
266 | * @param xi @f$ \xi_1@f$ | |
267 | * @param sigma @f$ \sigma_1@f$ | |
268 | * @param sigma_n @f$ \sigma_n@f$ | |
269 | * @param i @f$ i@f$ - the number of particles | |
270 | * @param xmin Least value of range | |
271 | * @param xmax Largest value of range | |
272 | * | |
273 | * @return Newly allocated TF1 object | |
274 | */ | |
275 | static TF1* MakeILandauGaus(Double_t c, | |
276 | Double_t delta, Double_t xi, | |
277 | Double_t sigma, Double_t sigma_n, | |
278 | Int_t i, | |
279 | Double_t xmin, Double_t xmax); | |
280 | /** | |
281 | * Generate a TF1 object of @f$ f_N@f$ | |
282 | * | |
283 | * @param c Constant | |
284 | * @param delta @f$ \Delta@f$ | |
285 | * @param xi @f$ \xi_1@f$ | |
286 | * @param sigma @f$ \sigma_1@f$ | |
287 | * @param sigma_n @f$ \sigma_n@f$ | |
288 | * @param n @f$ N@f$ - how many particles to sum to | |
289 | * @param a Array of size @f$ N-1@f$ of the weights @f$ a_i@f$ for | |
290 | * @f$ i > 1@f$ | |
291 | * @param xmin Least value of range | |
292 | * @param xmax Largest value of range | |
293 | * | |
294 | * @return Newly allocated TF1 object | |
295 | */ | |
296 | static TF1* MakeNLandauGaus(Double_t c, | |
297 | Double_t delta, Double_t xi, | |
298 | Double_t sigma, Double_t sigma_n, | |
299 | Int_t n, Double_t* a, | |
300 | Double_t xmin, Double_t xmax); | |
301 | ||
7f759bb7 | 302 | //__________________________________________________________________ |
303 | /** | |
304 | * Structure to do fits to the energy loss spectrum | |
305 | * | |
ca610c5c | 306 | * @ingroup pwg2_forward |
7f759bb7 | 307 | */ |
308 | struct ELossFitter | |
309 | { | |
c389303e | 310 | enum { |
311 | kC = 0, | |
312 | kDelta, | |
313 | kXi, | |
314 | kSigma, | |
315 | kSigmaN, | |
316 | kN, | |
317 | kA | |
318 | }; | |
7f759bb7 | 319 | /** |
320 | * Constructor | |
321 | * | |
322 | * @param lowCut Lower cut of spectrum - data below this cuts is ignored | |
323 | * @param maxRange Maximum range to fit to | |
324 | * @param minusBins The number of bins below maximum to use | |
325 | */ | |
326 | ELossFitter(Double_t lowCut, Double_t maxRange, UShort_t minusBins); | |
327 | virtual ~ELossFitter(); | |
328 | /** | |
329 | * Clear internal arrays | |
330 | * | |
331 | */ | |
332 | void Clear(); | |
333 | /** | |
334 | * Fit a 1-particle signal to the passed energy loss distribution | |
335 | * | |
336 | * Note that this function clears the internal arrays first | |
337 | * | |
338 | * @param dist Data to fit the function to | |
339 | * @param sigman If larger than zero, the initial guess of the | |
340 | * detector induced noise. If zero or less, then this | |
341 | * parameter is ignored in the fit (fixed at 0) | |
342 | * | |
343 | * @return The function fitted to the data | |
344 | */ | |
345 | TF1* Fit1Particle(TH1* dist, Double_t sigman=-1); | |
346 | /** | |
347 | * Fit a N-particle signal to the passed energy loss distribution | |
348 | * | |
349 | * If there's no 1-particle fit present, it does that first | |
350 | * | |
351 | * @param dist Data to fit the function to | |
c389303e | 352 | * @param n Number of particle signals to fit |
7f759bb7 | 353 | * @param sigman If larger than zero, the initial guess of the |
354 | * detector induced noise. If zero or less, then this | |
355 | * parameter is ignored in the fit (fixed at 0) | |
356 | * | |
357 | * @return The function fitted to the data | |
358 | */ | |
359 | TF1* FitNParticle(TH1* dist, UShort_t n, Double_t sigman=-1); | |
360 | ||
361 | ||
362 | const Double_t fLowCut; // Lower cut on data | |
363 | const Double_t fMaxRange; // Maximum range to fit | |
364 | const UShort_t fMinusBins; // Number of bins from maximum to fit 1st peak | |
365 | TObjArray fFitResults; // Array of fit results | |
366 | TObjArray fFunctions; // Array of functions | |
367 | }; | |
0bd4b00f | 368 | /* @} */ |
7f759bb7 | 369 | |
370 | ||
0bd4b00f | 371 | //================================================================== |
372 | /** | |
373 | * @{ | |
374 | * @name Convenience containers | |
375 | */ | |
7e4038b5 | 376 | /** |
377 | * Structure to hold histograms | |
378 | * | |
7c1a1f1d | 379 | * @ingroup pwg2_forward |
7e4038b5 | 380 | */ |
381 | struct Histos : public TObject | |
382 | { | |
383 | /** | |
384 | * Constructor | |
385 | * | |
386 | * | |
387 | */ | |
388 | Histos() : fFMD1i(0), fFMD2i(0), fFMD2o(0), fFMD3i(0), fFMD3o(0) {} | |
389 | /** | |
390 | * Copy constructor | |
391 | * | |
392 | * @param o Object to copy from | |
393 | */ | |
394 | Histos(const Histos& o) | |
395 | : TObject(o), | |
396 | fFMD1i(o.fFMD1i), | |
397 | fFMD2i(o.fFMD2i), | |
398 | fFMD2o(o.fFMD2o), | |
399 | fFMD3i(o.fFMD3i), | |
400 | fFMD3o(o.fFMD3o) | |
401 | {} | |
402 | /** | |
403 | * Assignement operator | |
404 | * | |
405 | * @return Reference to this | |
406 | */ | |
407 | Histos& operator=(const Histos&) { return *this;} | |
408 | /** | |
409 | * Destructor | |
410 | */ | |
411 | ~Histos(); | |
412 | /** | |
413 | * Initialize the object | |
414 | * | |
415 | * @param etaAxis Eta axis to use | |
416 | */ | |
417 | void Init(const TAxis& etaAxis); | |
418 | /** | |
419 | * Make a histogram | |
420 | * | |
421 | * @param d Detector | |
422 | * @param r Ring | |
423 | * @param etaAxis Eta axis to use | |
424 | * | |
425 | * @return Newly allocated histogram | |
426 | */ | |
427 | TH2D* Make(UShort_t d, Char_t r, const TAxis& etaAxis) const; | |
428 | /** | |
429 | * Clear data | |
430 | * | |
431 | * @param option Not used | |
432 | */ | |
433 | void Clear(Option_t* option=""); | |
434 | // const TH2D* Get(UShort_t d, Char_t r) const; | |
435 | /** | |
436 | * Get the histogram for a particular detector,ring | |
437 | * | |
438 | * @param d Detector | |
439 | * @param r Ring | |
440 | * | |
441 | * @return Histogram for detector,ring or nul | |
442 | */ | |
443 | TH2D* Get(UShort_t d, Char_t r) const; | |
444 | TH2D* fFMD1i; // Histogram for FMD1i | |
445 | TH2D* fFMD2i; // Histogram for FMD2i | |
446 | TH2D* fFMD2o; // Histogram for FMD2o | |
447 | TH2D* fFMD3i; // Histogram for FMD3i | |
448 | TH2D* fFMD3o; // Histogram for FMD3o | |
9d99b0dd | 449 | |
450 | ClassDef(Histos,1) | |
7e4038b5 | 451 | }; |
452 | ||
9d99b0dd | 453 | //__________________________________________________________________ |
ca610c5c | 454 | /** |
455 | * Base class for structure holding ring specific histograms | |
456 | * | |
457 | * @ingroup pwg2_forward | |
458 | */ | |
9d99b0dd | 459 | struct RingHistos : public TObject |
460 | { | |
ca610c5c | 461 | /** |
462 | * Constructor | |
463 | * | |
464 | */ | |
9d99b0dd | 465 | RingHistos() : fDet(0), fRing('\0'), fName("") {} |
ca610c5c | 466 | /** |
467 | * | |
468 | * | |
469 | * @param d Detector | |
470 | * @param r Ring | |
471 | */ | |
9d99b0dd | 472 | RingHistos(UShort_t d, Char_t r) |
473 | : fDet(d), fRing(r), fName(TString::Format("FMD%d%c", d, r)) | |
474 | {} | |
ca610c5c | 475 | /** |
476 | * Copy constructor | |
477 | * | |
478 | * @param o Object to copy from | |
479 | */ | |
9d99b0dd | 480 | RingHistos(const RingHistos& o) |
481 | : TObject(o), fDet(o.fDet), fRing(o.fRing), fName(o.fName) | |
482 | {} | |
ca610c5c | 483 | /** |
484 | * | |
485 | */ | |
9d99b0dd | 486 | virtual ~RingHistos() {} |
ca610c5c | 487 | /** |
488 | * Assignement operator | |
489 | * | |
490 | * @param o Object to assign from | |
491 | * | |
492 | * @return Reference to this | |
493 | */ | |
9d99b0dd | 494 | RingHistos& operator=(const RingHistos& o) |
495 | { | |
496 | TObject::operator=(o); | |
497 | fDet = o.fDet; | |
498 | fRing = o.fRing; | |
499 | fName = o.fName; | |
500 | return *this; | |
501 | } | |
ca610c5c | 502 | /** |
503 | * | |
504 | * | |
505 | * @param d | |
506 | * | |
507 | * @return | |
508 | */ | |
9d99b0dd | 509 | TList* DefineOutputList(TList* d) const; |
ca610c5c | 510 | /** |
511 | * | |
512 | * | |
513 | * @param d | |
514 | * | |
515 | * @return | |
516 | */ | |
9d99b0dd | 517 | TList* GetOutputList(TList* d) const; |
ca610c5c | 518 | /** |
519 | * | |
520 | * | |
521 | * @param d | |
522 | * @param name | |
523 | * | |
524 | * @return | |
525 | */ | |
9d99b0dd | 526 | TH1* GetOutputHist(TList* d, const char* name) const; |
ca610c5c | 527 | /** |
528 | * | |
529 | * | |
530 | * | |
531 | * @return | |
532 | */ | |
7f759bb7 | 533 | Color_t Color() const |
534 | { | |
535 | return ((fDet == 1 ? kRed : (fDet == 2 ? kGreen : kBlue)) | |
536 | + ((fRing == 'I' || fRing == 'i') ? 2 : -2)); | |
537 | } | |
ca610c5c | 538 | UShort_t fDet; // Detector |
539 | Char_t fRing; // Ring | |
540 | TString fName; // Name | |
9d99b0dd | 541 | |
542 | ClassDef(RingHistos,1) | |
543 | }; | |
0bd4b00f | 544 | /* @} */ |
9d99b0dd | 545 | |
7e4038b5 | 546 | }; |
547 | ||
548 | #endif | |
549 | // Local Variables: | |
550 | // mode: C++ | |
551 | // End: | |
552 |