1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 #include "AliMUONCalibParamNI.h"
22 #include "Riostream.h"
26 //-----------------------------------------------------------------------------
27 /// \class AliMUONCalibParamNI
29 /// Handle the case of N integer parameters per channel.
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.
37 /// \author Laurent Aphecetche
38 //-----------------------------------------------------------------------------
41 ClassImp(AliMUONCalibParamNI)
44 //_____________________________________________________________________________
45 AliMUONCalibParamNI::AliMUONCalibParamNI()
46 : AliMUONVCalibParam(),
53 /// Default constructor.
54 AliDebug(1,Form("this=%p default ctor",this));
57 //_____________________________________________________________________________
58 AliMUONCalibParamNI::AliMUONCalibParamNI(Int_t dimension, Int_t theSize,
60 Int_t fillWithValue, Int_t packingFactor)
61 : AliMUONVCalibParam(id0,id1),
62 fDimension(dimension),
65 fPackingFactor(packingFactor),
68 /// Normal constructor, where theSize specifies the number of channels handled
69 /// by this object, and fillWithValue the default value assigned to each
72 AliDebug(1,Form("this=%p dimension=%d theSize=%d fillWithValue=%d packingFactor=%d",
73 this,dimension,theSize,fillWithValue,packingFactor));
77 fValues = new Int_t[fN];
78 for ( Int_t i = 0; i < fN; ++i )
80 fValues[i] = fillWithValue;
86 //_____________________________________________________________________________
87 AliMUONCalibParamNI::AliMUONCalibParamNI(const AliMUONCalibParamNI& other)
88 : AliMUONVCalibParam(),
97 AliDebug(1,Form("this=%p copy ctor",this));
101 //_____________________________________________________________________________
103 AliMUONCalibParamNI::operator=(const AliMUONCalibParamNI& other)
105 /// Assignment operator
111 //_____________________________________________________________________________
112 AliMUONCalibParamNI::~AliMUONCalibParamNI()
116 AliDebug(1,Form("this=%p",this));
120 //_____________________________________________________________________________
122 AliMUONCalibParamNI::CopyTo(AliMUONCalibParamNI& destination) const
124 /// Copy *this to destination
126 const TObject& o = static_cast<const TObject&>(*this);
129 delete[] destination.fValues;
131 destination.fSize = fSize;
132 destination.fDimension = fDimension;
133 destination.fPackingFactor = fPackingFactor;
137 destination.fValues = new Int_t[fN];
138 for ( Int_t i = 0; i < fN; ++i )
140 destination.fValues[i] = fValues[i];
145 //_____________________________________________________________________________
147 AliMUONCalibParamNI::Index(Int_t i, Int_t j) const
149 /// Compute the 1D index of the internal storage from the pair (i,j)
150 /// Returns -1 if the (i,j) pair is invalid
152 if ( i >= 0 && i < Size() && j >= 0 && j < Dimension() )
159 //_____________________________________________________________________________
161 AliMUONCalibParamNI::Print(Option_t* opt) const
163 /// Output this object to stdout.
164 /// If opt=="full" then all channels are printed,
165 /// if opt=="mean#", only the mean and sigma value are printed for j-th dimension
166 /// otherwise only the general characteristics are printed.
170 cout << "AliMUONCalibParamNI - Size=" << Size()
171 << " Dimension=" << Dimension()
172 << " Id=(" << ID0() << "," << ID1() << ")";
176 cout << " Packing Factor=" << fPackingFactor;
180 if ( sopt.Contains("FULL") )
182 for ( Int_t i = 0; i < Size(); ++i )
184 cout << Form("CH %3d",i);
185 for ( Int_t j = 0; j < Dimension(); ++j )
187 Int_t v = ValueAsInt(i,j);
192 cout << Form(" (%d,%d) (0x%x,0x%x)",m,c,m,c);
196 cout << Form(" %d (0x%x)",v,v);
202 if ( sopt.Contains("MEAN") )
205 sscanf(sopt.Data(),"MEAN%d",&j);
212 for ( Int_t i = 0; i < Size(); ++i )
214 Float_t v = ValueAsFloat(i,j);
220 if ( n > 1 ) sigma = TMath::Sqrt( (v2-n*mean*mean)/(n-1) );
221 cout << Form(" Mean(j=%d)=%e Sigma(j=%d)=%e",j,mean,j,sigma) << endl;
226 //_____________________________________________________________________________
228 AliMUONCalibParamNI::SetValueAsInt(Int_t i, Int_t j, Int_t value)
230 /// Set one value as a float, after checking that the indices are correct.
232 Int_t ix = Index(i,j);
236 AliError(Form("Invalid (i,j)=(%d,%d) max allowed is (%d,%d)",
237 i,j,Size()-1,Dimension()-1));
245 //_____________________________________________________________________________
247 AliMUONCalibParamNI::SetValueAsFloat(Int_t i, Int_t j, Float_t value)
249 /// Set one value as an int.
251 AliWarning("Float will be rounded to be stored...");
252 SetValueAsInt(i,j,TMath::Nint(value));
255 //_____________________________________________________________________________
257 AliMUONCalibParamNI::ValueAsInt(Int_t i, Int_t j) const
259 /// Return the value as an int (which it is), after checking indices.
261 Int_t ix = Index(i,j);
265 AliError(Form("Invalid (i,j)=(%d,%d) max allowed is (%d,%d)",
266 i,j,Size()-1,Dimension()-1));
275 //_____________________________________________________________________________
277 AliMUONCalibParamNI::ValueAsFloat(Int_t i, Int_t j) const
279 /// Return the value as a float
280 return static_cast<Float_t>(ValueAsInt(i,j));
283 //_____________________________________________________________________________
285 AliMUONCalibParamNI::UnpackValue(Int_t value, Int_t& a, Int_t& b) const
287 /// Unpack single value into a couple (a,b), using packingFactor
288 /// Returns false if IsPacked()==false
290 if ( !IsPacked() ) return kFALSE;
291 a = value / fPackingFactor;
292 b = value % fPackingFactor;
296 //_____________________________________________________________________________
298 AliMUONCalibParamNI::PackValues(Int_t a, Int_t b, Int_t& packedValue) const
300 /// Pack a couple (a,b) into a single value, using packingFactor
301 /// Returns false if IsPacked()==false
303 if ( !IsPacked() ) return kFALSE;
304 packedValue = a*fPackingFactor + b;
308 //_____________________________________________________________________________
310 AliMUONCalibParamNI::IsPacked() const
312 /// Whether the values we store are packed or not.
313 /// If false, Pack and Unpack methods will always return false and do nothing
314 return (fPackingFactor != 0);