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1 | /************************************************************************** | |
2 | * This file is property of and copyright by the Experimental Nuclear * | |
3 | * Physics Group, Dep. of Physics * | |
4 | * University of Oslo, Norway, 2007 * | |
5 | * * | |
6 | * Author: Per Thomas Hille <perthi@fys.uio.no> for the ALICE HLT Project.* | |
7 | * Contributors are mentioned in the code where appropriate. * | |
8 | * Please report bugs to perthi@fys.uio.no * | |
9 | * * | |
10 | * Permission to use, copy, modify and distribute this software and its * | |
11 | * documentation strictly for non-commercial purposes is hereby granted * | |
12 | * without fee, provided that the above copyright notice appears in all * | |
13 | * copies and that both the copyright notice and this permission notice * | |
14 | * appear in the supporting documentation. The authors make no claims * | |
15 | * about the suitability of this software for any purpose. It is * | |
16 | * provided "as is" without express or implied warranty. * | |
17 | **************************************************************************/ | |
18 | ||
19 | // Evaluation of amplitude | |
20 | // as max sample value - pedestal | |
21 | // Not veru accurate, but very robust | |
22 | // -------------- | |
23 | // -------------- | |
24 | ||
25 | #include "AliCaloRawAnalyzerCrude.h" | |
26 | #include "AliCaloFitResults.h" | |
27 | #include "AliCaloBunchInfo.h" | |
28 | #include "TMath.h" | |
29 | using namespace std; | |
30 | ||
31 | ClassImp(AliCaloRawAnalyzerCrude) | |
32 | ||
33 | ||
34 | AliCaloRawAnalyzerCrude::AliCaloRawAnalyzerCrude() : AliCaloRawAnalyzer("Crude", "Crude") | |
35 | { | |
36 | //Comment | |
37 | fAlgo=Algo::kCrude; | |
38 | } | |
39 | ||
40 | ||
41 | AliCaloRawAnalyzerCrude::~AliCaloRawAnalyzerCrude() | |
42 | { | |
43 | //Comment | |
44 | } | |
45 | ||
46 | ||
47 | AliCaloFitResults | |
48 | AliCaloRawAnalyzerCrude::Evaluate(const vector<AliCaloBunchInfo> &bunchvector, const UInt_t altrocfg1, const UInt_t altrocfg2) | |
49 | { | |
50 | // Evaluation of signal parameters | |
51 | short maxampindex; //index of maximum amplitude | |
52 | short maxamp; //Maximum amplitude | |
53 | int index = SelectBunch( bunchvector, &maxampindex, &maxamp ); | |
54 | ||
55 | if( index >= 0) | |
56 | { | |
57 | Float_t ped = ReverseAndSubtractPed( &(bunchvector.at(index)) , altrocfg1, altrocfg2, fReversed ); | |
58 | Float_t maxf = TMath::MaxElement( bunchvector.at(index).GetLength(), fReversed ); | |
59 | short timebinOffset = maxampindex - (bunchvector.at(index).GetLength()-1); | |
60 | ||
61 | if( maxf < fAmpCut || ( maxamp - ped) > fOverflowCut ) // (maxamp - ped) > fOverflowCut = Close to saturation (use low gain then) | |
62 | { | |
63 | return AliCaloFitResults( maxamp, ped, Ret::kCrude, maxf, timebinOffset); | |
64 | } | |
65 | else if ( maxf >= fAmpCut ) // no if statement needed really; keep for readability | |
66 | { | |
67 | int first = 0; | |
68 | int last = 0; | |
69 | int maxrev = maxampindex - bunchvector.at(index).GetStartBin(); | |
70 | SelectSubarray( fReversed, bunchvector.at(index).GetLength(), maxrev , &first, &last, fFitArrayCut ); | |
71 | ||
72 | Float_t chi2 = CalculateChi2(maxf, maxrev, first, last); | |
73 | Int_t ndf = last - first - 1; // nsamples - 2 | |
74 | return AliCaloFitResults( maxamp, ped, Ret::kCrude, maxf, timebinOffset, | |
75 | timebinOffset, chi2, ndf, Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) ); | |
76 | } // ampcut | |
77 | } // bunch index | |
78 | ||
79 | return AliCaloFitResults( Ret::kInvalid , Ret::kInvalid); | |
80 | ||
81 | } //end Crude | |
82 | ||
83 |