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 **************************************************************************/
16 /* $Id: AliTriggerRunScalers.cxx 22322 2007-11-22 11:43:14Z cvetan $ */
18 ///////////////////////////////////////////////////////////////////////////////
20 // Class to define the ALICE Trigger Scalers Record per Run.
21 // ReadScalers(): read the txt file (rXXXX.cnt) provided by CTP and creates array of records.
22 // ConsistencyCheck(): checks if the last scaler added to record is consistent,
23 // i.e. time increases and valued are not decreasing in time.
26 //////////////////////////////////////////////////////////////////////////////
29 #include <Riostream.h>
31 //#include <TObject.h>
32 //#include <TArrayC.h>
36 #include <TObjString.h>
37 #include <TObjArray.h>
40 #include "AliTimeStamp.h"
41 #include "AliTriggerScalers.h"
42 #include "AliTriggerScalersRecord.h"
43 #include "AliTriggerRunScalers.h"
45 ClassImp( AliTriggerRunScalers )
47 //_____________________________________________________________________________
48 AliTriggerRunScalers::AliTriggerRunScalers():
57 // Default constructor
59 //______________________________________________________________________________
60 AliTriggerRunScalers::~AliTriggerRunScalers()
63 fScalersRecord.SetOwner();
64 fScalersRecord.Delete();
65 fScalersRecordESD.SetOwner();
66 fScalersRecordESD.Delete();
68 //_____________________________________________________________________________
69 void AliTriggerRunScalers::AddTriggerScalers( AliTriggerScalersRecord* scaler )
71 // Add scaler and check consistency
72 fScalersRecord.AddLast( scaler );
73 if (AliTriggerRunScalers::ConsistencyCheck(0)) AliErrorClass("Trigger counters not in the right order or decreasing!");
74 // fScalersRecord.Sort();
76 //_____________________________________________________________________________
78 AliTriggerRunScalers::AliTriggerRunScalers(const AliTriggerRunScalers &run) :
80 fVersion(run.fVersion),
81 fRunNumber(run.fRunNumber),
82 fnClasses(run.fnClasses),
88 for (Int_t i = 0; i < run.fClassIndex.GetSize(); i++) {
89 if (run.fClassIndex[i]) fClassIndex.AddAt(run.fClassIndex[i], i);
91 for (Int_t i = 0; i < run.fScalersRecord.GetEntriesFast(); i++) {
92 if (run.fScalersRecord[i]) fScalersRecord.Add(run.fScalersRecord[i]->Clone());
94 for (Int_t i = 0; i < run.fScalersRecordESD.GetEntriesFast(); i++) {
95 if (run.fScalersRecordESD[i]) fScalersRecordESD.Add(run.fScalersRecordESD[i]->Clone());
99 //_____________________________________________________________________________
100 AliTriggerRunScalers &AliTriggerRunScalers::operator=(const AliTriggerRunScalers& run)
102 // assignment operator
103 if(&run == this) return *this;
104 ((TObject *)this)->operator=(run);
106 fVersion = run.fVersion;
107 fRunNumber = run.fRunNumber;
108 fnClasses = run.fnClasses;
110 for (Int_t i = 0; i < run.fClassIndex.GetSize(); i++) {
111 if (run.fClassIndex[i]) fClassIndex.AddAt(run.fClassIndex[i], i);
113 for (Int_t i = 0; i < run.fScalersRecord.GetEntriesFast(); i++) {
114 if (run.fScalersRecord[i]) fScalersRecord.Add(run.fScalersRecord[i]->Clone());
116 for (Int_t i = 0; i < run.fScalersRecordESD.GetEntriesFast(); i++) {
117 if (run.fScalersRecordESD[i]) fScalersRecordESD.Add(run.fScalersRecordESD[i]->Clone());
121 //_____________________________________________________________________________
122 AliTriggerRunScalers* AliTriggerRunScalers::ReadScalers( TString & filename )
124 // Read scalers from text file(.cnt) provided by CTP
125 // for given run and convert it to root format
126 if( gSystem->AccessPathName( filename.Data() ) ) {
127 AliErrorClass( Form( "file (%s) not found", filename.Data() ) );
131 ifstream *file = new ifstream ( filename.Data() );
133 AliErrorClass(Form("Error opening file (%s) !\n",filename.Data()));
139 AliTriggerRunScalers* rScaler = new AliTriggerRunScalers();
142 Bool_t verflag = kFALSE;
143 Bool_t classflag = kFALSE;
145 while (strLine.ReadLine(*file)) {
146 if (strLine.BeginsWith("#")) continue;
148 TObjArray *tokens = strLine.Tokenize(" \t");
149 Int_t ntokens = tokens->GetEntriesFast();
150 // 1st line, version, it is one number,
153 AliErrorClass( Form( "Error reading version number from (%s), line :%s\n",
154 filename.Data() , strLine.Data() ) );
157 // cout << "Version "<< ((TObjString*)tokens->At(0))->String().Atoi() << endl;
158 rScaler->SetVersion( ((TObjString*)tokens->At(0))->String().Atoi() );
164 // 2nd line, run number , number of classes, list of classes used in this partition
167 if ( !((TObjString*)tokens->At(1))->String().IsDigit() ) {
168 AliErrorClass( Form( "Error reading Run number from (%s)\n", filename.Data() ));
170 // cout << "Run Number " << ((TObjString*)tokens->At(0))->String().Atoi() << endl;
171 rScaler->SetRunNumber( ((TObjString*)tokens->At(0))->String().Atoi() );
172 nclass = (UChar_t)((TObjString*)tokens->At(1))->String().Atoi();
173 // cout << "Number of classes " << nclass << endl;
174 rScaler->SetNumClasses( nclass );
175 if ( nclass != ntokens - 2 ) {
176 AliErrorClass( Form( "Error reading number of classes from (%s)\n", filename.Data() ));
178 for (UChar_t i=0; i<nclass; ++i) {
179 rScaler->SetClass( i, (Char_t)((TObjString*)tokens->At(2+i))->String().Atoi() );
187 // Each record consists of 1+(number of classes in partition) lines
188 // 1st line of record = time stamp (4 words)
189 // 1st word = ORBIT(24 bits)
190 // 2nd word = Period Counter (28 bit)
191 // 3rd word = seconds (32 bits) from epoch
192 // 4th word = microsecs (32 bits)
193 // other lines = 6 words of counters (L0 before,L0 after, ....)
195 AliErrorClass( Form( "Error reading timestamp from (%s): line (%s)",
196 filename.Data(), strLine.Data() ));
200 UInt_t orbit = strtoul(((TObjString*)tokens->At(0))->String(), NULL, 10);
201 UInt_t period = strtoul(((TObjString*)tokens->At(1))->String(), NULL, 10);
202 UInt_t seconds = strtoul(((TObjString*)tokens->At(2))->String(), NULL, 10);
203 UInt_t microSecs = strtoul(((TObjString*)tokens->At(3))->String(), NULL, 10);
205 AliTriggerScalersRecord * rec = new AliTriggerScalersRecord();
206 rec->SetTimeStamp( orbit, period, seconds, microSecs );
208 for (Int_t i=0; i<nclass; ++i) {
209 strLine1.ReadLine(*file);
210 if (strLine1.BeginsWith("#")) continue;
211 TObjArray *tokens1 = strLine1.Tokenize(" \t");
212 Int_t ntokens1 = tokens1->GetEntriesFast();
213 if( ntokens1 != 6 ) {
214 AliErrorClass( Form( "Error reading scalers from (%s): line (%s)",
215 filename.Data(), strLine1.Data() ));
220 UInt_t lOCB = strtoul(((TObjString*)tokens1->At(0))->String(), NULL, 10);
221 UInt_t lOCA = strtoul(((TObjString*)tokens1->At(1))->String(), NULL, 10);
222 UInt_t l1CB = strtoul(((TObjString*)tokens1->At(2))->String(), NULL, 10);
223 UInt_t l1CA = strtoul(((TObjString*)tokens1->At(3))->String(), NULL, 10);
224 UInt_t l2CB = strtoul(((TObjString*)tokens1->At(4))->String(), NULL, 10);
225 UInt_t l2CA = strtoul(((TObjString*)tokens1->At(5))->String(), NULL, 10);
227 rScaler->GetClass(i);
228 rec->AddTriggerScalers( rScaler->GetClass(i),
234 rScaler->AddTriggerScalers( rec );
244 //_____________________________________________________________________________
245 Int_t AliTriggerRunScalers::FindNearestScalersRecord( const AliTimeStamp *stamp ) const
247 // Find Trigger scaler record with the closest timestamp <= "stamp"
248 // using a binary search.
249 // return the index in the array of records, if the timestamp
250 // is out of range return -1
252 Int_t base, position=-1, last, result = 0;
255 //fScalersRecord.Sort();
258 last = fScalersRecord.GetEntriesFast();
260 while (last >= base) {
261 position = (base+last) / 2;
262 cout << "pos " << position<< " base " << base << "last " << last << endl;
263 AliTriggerScalersRecord* rec = (AliTriggerScalersRecord*)fScalersRecord.At(position);
264 if( rec && rec->GetTimeStamp()) op2 = 1;
265 if( op2 && (result = stamp->Compare(rec->GetTimeStamp())) == 0 )
266 return position; // exact match
267 cout << "result " << result << " op2 " << op2 << " rec "<< rec << endl;
268 if (!op2 || result < 0)
274 if( (position == 0 && result < 0) || position >= fScalersRecord.GetEntriesFast() )
275 return -1; // out of range
277 return (result < 0 ) ? position-1 : position; // nearst < stamp
279 //_____________________________________________________________________________
280 Int_t AliTriggerRunScalers::ConsistencyCheck(Bool_t* ovrflw) const
282 //Check if counters are consistent(increase). Example: lOCB(n) < lOCB(n+1) and lOCB > lOCA
283 // coding 0,1,2,3,4,5=0b,0a,1b,1a,2b,2a
285 // 1 = decresing time
286 // 2 = too big jump in scalers, looks like some readings are missing
287 // 3 = (level+1) > (level)
291 for(Int_t i=0;i<6;i++){increase[i]=0;overflow[i]=0;}
292 Int_t position = fScalersRecord.GetEntriesFast()-1;
293 if (position == 0) return 1;
295 AliTriggerScalersRecord* scalers2 = (AliTriggerScalersRecord*)fScalersRecord.At(position);
296 AliTriggerScalersRecord* scalers1 = (AliTriggerScalersRecord*)fScalersRecord.At(position-1);
297 if (scalers2->Compare((AliTriggerScalersRecord*)fScalersRecord.At(position-1)) == -1) return 1;
298 else for( Int_t i=0; i<fnClasses; ++i ){
300 TObjArray* scalersArray2 = (TObjArray*)scalers2->GetTriggerScalers();
301 AliTriggerScalers* counters2 = (AliTriggerScalers*)scalersArray2->At(i);
302 counters2->GetAllScalers(c2);
303 TObjArray* scalersArray1 = (TObjArray*)scalers1->GetTriggerScalers();
304 AliTriggerScalers* counters1 = (AliTriggerScalers*)scalersArray1->At(i);
305 counters1->GetAllScalers(c1);
307 UInt_t const max1 = 4294967295ul; //32bit counters overflow after 4294967295
308 UInt_t const max2 = 1000000000ul; //when counters overflow they seem to be decreasing. Assume decrease cannot be smaller than max2.
310 for(Int_t i=0;i<6;i++){
311 if ( c2[i] > c1[i] ) increase[i]=1;
312 else if ( c2[i] < c1[i] && (c1[i] - c2[i]) > max2) overflow[i]=1;
316 for(Int_t i=0;i<5;i++){
317 if ((c2[i] - c1[i]) < (c2[i+1] - c1[i+1]) && increase[i] && increase[i+1] ) return 3;
318 else if ( (max1 - c1[i]+c2[i] ) < (c2[i+1] - c1[i+1]) && overflow[i] && increase[i+1] ) return 3;
319 else if ( (c2[i] - c1[i]) < (max1 - c1[i+1] + c2[i+1]) && increase[i] && overflow[i+1] ) return 3;
320 else if ( (max1 - c1[i] + c2[i] ) < (max1 - c1[i+1] + c2[i+1]) && overflow[i] && overflow[i+1] ) return 3;
323 if(ovrflw)for(Int_t i=0;i<6;i++)ovrflw[i]=overflow[i];
326 //_____________________________________________________________________________
327 void AliTriggerRunScalers::Print( const Option_t* ) const
330 cout << "Trigger Scalers Record per Run: " << endl;
331 cout << " File version :" << fVersion << endl;
332 cout << " Run Number :" << fRunNumber << endl;
333 cout << " Number of Classes :" << (Int_t)fnClasses << endl;
334 cout << " Classes ID:";
335 for( Int_t i=0; i<fnClasses; ++i )
336 cout << " " << (Int_t)fClassIndex[i];
339 for( Int_t i=0; i<fScalersRecord.GetEntriesFast(); ++i )
340 ((AliTriggerScalersRecord*)fScalersRecord.At(i))->Print();