QA local OCDB
[u/mrichter/AliRoot.git] / HMPID / AliHMPIDQAChecker.cxx
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e4e6ae61 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
17/* $Id$ */
18
19//...
20// Checks the quality assurance.
21// By comparing with reference data
22// Skeleton for HMPID
23//...
24
25// --- ROOT system ---
26#include <TClass.h>
27#include <TH1F.h>
28#include <TH1I.h>
fdd7f404 29#include <TF1.h>
e4e6ae61 30#include <TIterator.h>
31#include <TKey.h>
32#include <TFile.h>
33
34// --- Standard library ---
35
36// --- AliRoot header files ---
37#include "AliLog.h"
b990acb3 38#include "AliQA.h"
39#include "AliQAChecker.h"
40#include "AliHMPIDQAChecker.h"
fdd7f404 41#include "AliCDBEntry.h"
42#include "AliCDBManager.h"
e4e6ae61 43
b990acb3 44ClassImp(AliHMPIDQAChecker)
e4e6ae61 45
46//__________________________________________________________________
b990acb3 47AliHMPIDQAChecker& AliHMPIDQAChecker::operator = (const AliHMPIDQAChecker& qac )
e4e6ae61 48{
49 // Equal operator.
b990acb3 50 this->~AliHMPIDQAChecker();
51 new(this) AliHMPIDQAChecker(qac);
e4e6ae61 52 return *this;
53}
fdd7f404 54//_________________________________________________________________
55const Double_t AliHMPIDQAChecker::Check(AliQA::ALITASK_t index, TObjArray * list)
56{
57//
58// Main check function: Depending on the TASK, different checks are applied
59// At the moment: check for empty histograms and checks for RecPoints
60
61 AliDebug(1,Form("AliHMPIDChecker"));
62 AliCDBEntry *QARefRec = AliCDBManager::Instance()->Get("HMPID/QARef/Rec");
63 if( !QARefRec){
64 AliInfo("QA reference data NOT retrieved for Recostruction check. No HMPIDChecker ...exiting");
65 return 1.;
66 }
67
68// checking for empy histograms
69 Double_t check =0;
70 if(CheckEntries(list) == 0) {
71 AliWarning("histograms are empty");
72 check = 0.4;//-> Corresponds to kWARNING see AliQACheckerBase::Run
73 return check;
74 }
75
76// checking rec points
77 if(index == AliQA::kREC) check = CheckRecPoints(list,(TObjArray *)QARefRec->GetObject());
78
79//default check response. It will be changed when reasonable checks will be considered
80 else check = 0.7 ; // /-> Corresponds to kINFO see AliQACheckerBase::Run
81
82 return check;
83
84}
85//_________________________________________________________________
86Double_t AliHMPIDQAChecker::CheckEntries(TObjArray * list) const
87{
88 //
89 // check on the QA histograms on the input list:
90 //
91
92 Double_t test = 0.0 ;
93 Int_t count = 0 ;
94
95 if (list->GetEntries() == 0){
96 test = 1. ; // nothing to check
97 }
98 else {
99 TIter next(list) ;
100 TH1 * hdata ;
101 count = 0 ;
102 while ( (hdata = dynamic_cast<TH1 *>(next())) ) {
103 if (hdata) {
104 Double_t rv = 0.;
105 //Printf("hitogram %s has entries: %f ",hdata->GetName(),hdata->GetEntries());
106 if(hdata->GetEntries()>0)rv=1;
107 count++ ;
108 test += rv ;
109 }
110 else{
111 AliError("Data type cannot be processed") ;
112 }
113
114 }
115 if (count != 0) {
116 if (test==0) {
117 AliWarning("Histograms are booked for THIS specific Task, but they are all empty: setting flag to kWARNING");
118 test = 0.; //upper limit value to set kWARNING flag for a task
119 }
120 else test = 1 ;
121 }
122 }
123
124 return test ;
125}
126//_________________________________________________________________
127
128Double_t AliHMPIDQAChecker::CheckRecPoints(TObjArray *listrec, TObjArray *listref) const
129{
130
131 Float_t checkresponse = 0;
132
133 Float_t counter = 0 ;
134 TIter next(listrec) ;
135 TH1* histo;
136 while ( (histo = dynamic_cast<TH1 *>(next())) ) {
137 if( histo->GetEntries() == 0 ) counter++;
138 else {
139 TString h = histo->GetTitle();
140 if(h.Contains("Zoom")){
141 histo->Fit("expo","Q0","",1,50);
142 if(histo->GetFunction("expo")->GetParameter(1) !=0 ) if(TMath::Abs((-1./(histo->GetFunction("expo"))->GetParameter(1)) - 35 ) > 5) counter++;
143 }
144 if(h.Contains("size MIP")) if(TMath::Abs(histo->GetMean()-5) > 2) counter++;
145 if(h.Contains("size Phots")) if(TMath::Abs(histo->GetMean()-2) > 2) counter++;
146 if(h.Contains("distribution")) if(histo->KolmogorovTest((TH1F *)listref->At(0))<0.8) counter++;
147 AliDebug(1,Form(" Kolm. test : %f ",histo->KolmogorovTest((TH1F *)listref->At(0))));
148 }
149 }
150 Float_t response = counter/(7.+7.+42.+42.); // 7.+7.+42 +42 = N checked histograms (-> To be replaced by listrec->GetEntries())
151
152 if(response < 0.1) checkresponse = 0.7; // <10% of the check histograms show a failing check -> Corresponds to kINFO see AliQACheckerBase::Run
153 else if(response < 0.5) checkresponse = 0.4; // 50% of the check histograms show a failing check -> Corresponds to kWARNING see AliQACheckerBase::Run
154 else checkresponse = 0.001; // > 50% of the check histograms show a failing check -> Corresponds to kERROR see AliQACheckerBase::Run
155 return checkresponse;
156}
157//________________________________________________________________
e4e6ae61 158