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96fea1fd | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | // $Id$ | |
17 | ||
18 | #include "AliMUONCalibParamNI.h" | |
19 | ||
20 | #include "AliLog.h" | |
21 | ||
22 | #include "Riostream.h" | |
23 | #include "TMath.h" | |
24 | #include "TString.h" | |
25 | ||
26 | /// | |
27 | /// \class AliMUONCalibParamNI | |
28 | /// | |
29 | /// Handle the case of N integer parameters per channel. | |
30 | /// | |
31 | /// Almost the same class as AliMUONCalibParamNF, but for ints. | |
32 | /// We could have played with NF to store both int and float (using casts), | |
33 | /// but for the sake of simplicity (e.g. the Print method must know whether | |
34 | /// it should print floats or ints), we decided to "duplicate" the class | |
35 | /// and use the correct type. | |
36 | /// | |
37 | /// \author Laurent Aphecetche | |
38 | ||
39 | /// \cond CLASSIMP | |
40 | ClassImp(AliMUONCalibParamNI) | |
41 | /// \endcond | |
42 | ||
43 | //_____________________________________________________________________________ | |
44 | AliMUONCalibParamNI::AliMUONCalibParamNI() | |
45 | : AliMUONVCalibParam(), | |
46 | fDimension(0), | |
47 | fSize(0), | |
48 | fN(0), | |
49 | fPackingFactor(0), | |
50 | fValues(0x0) | |
51 | { | |
52 | /// Default constructor. | |
53 | } | |
54 | ||
55 | //_____________________________________________________________________________ | |
56 | AliMUONCalibParamNI::AliMUONCalibParamNI(Int_t dimension, Int_t theSize, | |
57 | Int_t fillWithValue, Int_t packingFactor) | |
58 | : AliMUONVCalibParam(), | |
59 | fDimension(dimension), | |
60 | fSize(theSize), | |
61 | fN(fSize*fDimension), | |
62 | fPackingFactor(packingFactor), | |
63 | fValues(0x0) | |
64 | { | |
65 | /// Normal constructor, where theSize specifies the number of channels handled | |
66 | /// by this object, and fillWithValue the default value assigned to each | |
67 | /// channel. | |
68 | ||
69 | if ( fN > 0 ) | |
70 | { | |
71 | fValues = new Int_t[fN]; | |
72 | for ( Int_t i = 0; i < fN; ++i ) | |
73 | { | |
74 | fValues[i] = fillWithValue; | |
75 | } | |
76 | } | |
77 | } | |
78 | ||
79 | ||
80 | //_____________________________________________________________________________ | |
81 | AliMUONCalibParamNI::AliMUONCalibParamNI(const AliMUONCalibParamNI& other) | |
82 | : AliMUONVCalibParam(), | |
83 | fDimension(0), | |
84 | fSize(0), | |
85 | fN(0), | |
86 | fPackingFactor(0), | |
87 | fValues(0x0) | |
88 | { | |
89 | /// Copy constructor. | |
90 | ||
91 | other.CopyTo(*this); | |
92 | } | |
93 | ||
94 | //_____________________________________________________________________________ | |
95 | AliMUONCalibParamNI& | |
96 | AliMUONCalibParamNI::operator=(const AliMUONCalibParamNI& other) | |
97 | { | |
98 | /// Assignment operator | |
99 | ||
100 | other.CopyTo(*this); | |
101 | return *this; | |
102 | } | |
103 | ||
104 | //_____________________________________________________________________________ | |
105 | AliMUONCalibParamNI::~AliMUONCalibParamNI() | |
106 | { | |
107 | /// Destructor | |
108 | ||
109 | delete[] fValues; | |
110 | } | |
111 | ||
112 | //_____________________________________________________________________________ | |
113 | void | |
114 | AliMUONCalibParamNI::CopyTo(AliMUONCalibParamNI& destination) const | |
115 | { | |
116 | /// Copy *this to destination | |
117 | ||
118 | delete[] destination.fValues; | |
119 | destination.fN = fN; | |
120 | destination.fSize = fSize; | |
121 | destination.fDimension = fDimension; | |
122 | destination.fPackingFactor = fPackingFactor; | |
123 | ||
124 | if ( fN > 0 ) | |
125 | { | |
126 | destination.fValues = new Int_t[fN]; | |
127 | for ( Int_t i = 0; i < fN; ++i ) | |
128 | { | |
129 | destination.fValues[i] = fValues[i]; | |
130 | } | |
131 | } | |
132 | } | |
133 | ||
134 | //_____________________________________________________________________________ | |
135 | Int_t | |
136 | AliMUONCalibParamNI::Index(Int_t i, Int_t j) const | |
137 | { | |
138 | /// Compute the 1D index of the internal storage from the pair (i,j) | |
139 | /// Returns -1 if the (i,j) pair is invalid | |
140 | ||
141 | if ( i >= 0 && i < Size() && j >= 0 && j < Dimension() ) | |
142 | { | |
143 | return i + Size()*j; | |
144 | } | |
145 | return -1; | |
146 | } | |
147 | ||
148 | //_____________________________________________________________________________ | |
149 | void | |
150 | AliMUONCalibParamNI::Print(Option_t* opt) const | |
151 | { | |
152 | /// Output this object to stdout. | |
153 | /// If opt=="full" then all channels are printed, | |
154 | /// if opt=="mean#", only the mean and sigma value are printed for j-th dimension | |
155 | /// otherwise only the general characteristics are printed. | |
156 | ||
157 | TString sopt(opt); | |
158 | sopt.ToUpper(); | |
159 | cout << "AliMUONCalibParamNI - Size=" << Size() | |
160 | << " Dimension=" << Dimension(); | |
161 | if ( IsPacked() ) | |
162 | { | |
163 | cout << " Packing Factor=" << fPackingFactor; | |
164 | } | |
165 | cout << endl; | |
166 | ||
167 | if ( sopt.Contains("FULL") ) | |
168 | { | |
169 | for ( Int_t i = 0; i < Size(); ++i ) | |
170 | { | |
171 | cout << Form("CH %3d",i); | |
172 | for ( Int_t j = 0; j < Dimension(); ++j ) | |
173 | { | |
174 | Int_t v = ValueAsInt(i,j); | |
175 | if ( IsPacked() ) | |
176 | { | |
177 | Int_t m,c; | |
178 | UnpackValue(v,m,c); | |
179 | cout << Form(" (%d,%d)",m,c); | |
180 | } | |
181 | else | |
182 | { | |
183 | cout << Form(" %d",v); | |
184 | } | |
185 | } | |
186 | cout << endl; | |
187 | } | |
188 | } | |
189 | if ( sopt.Contains("MEAN") ) | |
190 | { | |
191 | Int_t j(0); | |
192 | sscanf(sopt.Data(),"MEAN%d",&j); | |
193 | ||
194 | Float_t mean(0); | |
195 | Float_t v2(0); | |
196 | ||
197 | Int_t n = Size(); | |
198 | ||
199 | for ( Int_t i = 0; i < Size(); ++i ) | |
200 | { | |
201 | Float_t v = ValueAsFloat(i,j); | |
202 | mean += v; | |
203 | v2 += v*v; | |
204 | } | |
205 | mean /= n; | |
206 | float sigma = 0; | |
207 | if ( n > 1 ) sigma = TMath::Sqrt( (v2-n*mean*mean)/(n-1) ); | |
208 | cout << Form(" Mean(j=%d)=%e Sigma(j=%d)=%e",j,mean,j,sigma) << endl; | |
209 | } | |
210 | ||
211 | } | |
212 | ||
213 | //_____________________________________________________________________________ | |
214 | void | |
215 | AliMUONCalibParamNI::SetValueAsInt(Int_t i, Int_t j, Int_t value) | |
216 | { | |
217 | /// Set one value as a float, after checking that the indices are correct. | |
218 | ||
219 | Int_t ix = Index(i,j); | |
220 | ||
221 | if ( ix < 0 ) | |
222 | { | |
223 | AliError(Form("Invalid (i,j)=(%d,%d) max allowed is (%d,%d)", | |
224 | i,j,Size()-1,Dimension()-1)); | |
225 | } | |
226 | else | |
227 | { | |
228 | fValues[ix]=value; | |
229 | } | |
230 | } | |
231 | ||
232 | //_____________________________________________________________________________ | |
233 | void | |
234 | AliMUONCalibParamNI::SetValueAsFloat(Int_t i, Int_t j, Float_t value) | |
235 | { | |
236 | /// Set one value as an int. | |
237 | ||
238 | AliWarning("Float will be rounded to be stored..."); | |
239 | SetValueAsInt(i,j,TMath::Nint(value)); | |
240 | } | |
241 | ||
242 | //_____________________________________________________________________________ | |
243 | Int_t | |
244 | AliMUONCalibParamNI::ValueAsInt(Int_t i, Int_t j) const | |
245 | { | |
246 | /// Return the value as an int (which it is), after checking indices. | |
247 | ||
248 | Int_t ix = Index(i,j); | |
249 | ||
250 | if ( ix < 0 ) | |
251 | { | |
252 | AliError(Form("Invalid (i,j)=(%d,%d) max allowed is (%d,%d)", | |
253 | i,j,Size()-1,Dimension()-1)); | |
254 | return 0; | |
255 | } | |
256 | else | |
257 | { | |
258 | return fValues[ix]; | |
259 | } | |
260 | } | |
261 | ||
262 | //_____________________________________________________________________________ | |
263 | Float_t | |
264 | AliMUONCalibParamNI::ValueAsFloat(Int_t i, Int_t j) const | |
265 | { | |
266 | /// Return the value as a float | |
267 | return static_cast<Float_t>(ValueAsInt(i,j)); | |
268 | } | |
269 | ||
270 | //_____________________________________________________________________________ | |
271 | Bool_t | |
272 | AliMUONCalibParamNI::UnpackValue(Int_t value, Int_t& a, Int_t& b) const | |
273 | { | |
274 | /// Unpack single value into a couple (a,b), using packingFactor | |
275 | /// Returns false if IsPacked()==false | |
276 | ||
277 | if ( !IsPacked() ) return kFALSE; | |
278 | a = value / fPackingFactor; | |
279 | b = value % fPackingFactor; | |
280 | return kTRUE; | |
281 | } | |
282 | ||
283 | //_____________________________________________________________________________ | |
284 | Bool_t | |
285 | AliMUONCalibParamNI::PackValues(Int_t a, Int_t b, Int_t& packedValue) const | |
286 | { | |
287 | /// Pack a couple (a,b) into a single value, using packingFactor | |
288 | /// Returns false if IsPacked()==false | |
289 | ||
290 | if ( !IsPacked() ) return kFALSE; | |
291 | packedValue = a*fPackingFactor + b; | |
292 | return kTRUE; | |
293 | } | |
294 | ||
295 | //_____________________________________________________________________________ | |
296 | Bool_t | |
297 | AliMUONCalibParamNI::IsPacked() const | |
298 | { | |
299 | /// Whether the values we store are packed or not. | |
300 | /// If false, Pack and Unpack methods will always return false and do nothing | |
301 | return (fPackingFactor != 0); | |
302 | } | |
303 |