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.
23 //////////////////////////////////////////////////////////////////////////////
27 #include <Riostream.h>
32 #include <TObjString.h>
33 #include <TObjArray.h>
38 #include "AliTimeStamp.h"
39 #include "AliTriggerScalers.h"
40 #include "AliTriggerScalersRecord.h"
41 #include "AliTriggerRunScalers.h"
42 #include "AliCDBEntry.h"
43 #include "AliCDBManager.h"
44 #include "AliCDBStorage.h"
46 ClassImp( AliTriggerRunScalers )
48 //_____________________________________________________________________________
49 AliTriggerRunScalers::AliTriggerRunScalers():
57 // Default constructor
60 //_____________________________________________________________________________
61 void AliTriggerRunScalers::AddTriggerScalers( AliTriggerScalersRecord* scaler )
64 fScalersRecord.AddLast( scaler );
65 if (!AliTriggerRunScalers::ConsistencyCheck()) AliErrorClass("Trigger counters not in the right order or decreasing!");
66 // fScalersRecord.Sort();
69 //_____________________________________________________________________________
70 AliTriggerRunScalers* AliTriggerRunScalers::ReadScalers( TString & filename )
73 if( gSystem->AccessPathName( filename.Data() ) ) {
74 AliErrorClass( Form( "file (%s) not found", filename.Data() ) );
78 ifstream *file = new ifstream ( filename.Data() );
80 AliErrorClass(Form("Error opening file (%s) !\n",filename.Data()));
86 AliTriggerRunScalers* rScaler = new AliTriggerRunScalers();
89 Bool_t verflag = kFALSE;
90 Bool_t classflag = kFALSE;
92 while (strLine.ReadLine(*file)) {
93 if (strLine.BeginsWith("#")) continue;
95 TObjArray *tokens = strLine.Tokenize(" \t");
96 Int_t ntokens = tokens->GetEntriesFast();
97 // 1st line, version, it is one number,
100 AliErrorClass( Form( "Error reading version number from (%s), line :%s\n",
101 filename.Data() , strLine.Data() ) );
104 // cout << "Version "<< ((TObjString*)tokens->At(0))->String().Atoi() << endl;
105 rScaler->SetVersion( ((TObjString*)tokens->At(0))->String().Atoi() );
111 // 2nd line, run number , number of classes, list of classes used in this partition
114 if ( !((TObjString*)tokens->At(1))->String().IsDigit() ) {
115 AliErrorClass( Form( "Error reading Run number from (%s)\n", filename.Data() ));
117 // cout << "Run Number " << ((TObjString*)tokens->At(0))->String().Atoi() << endl;
118 rScaler->SetRunNumber( ((TObjString*)tokens->At(0))->String().Atoi() );
119 nclass = (UChar_t)((TObjString*)tokens->At(1))->String().Atoi();
120 // cout << "Number of classes " << nclass << endl;
121 rScaler->SetNumClasses( nclass );
122 if ( nclass != ntokens - 2 ) {
123 AliErrorClass( Form( "Error reading number of classes from (%s)\n", filename.Data() ));
125 for (UChar_t i=0; i<nclass; ++i) {
126 rScaler->SetClass( i, (Char_t)((TObjString*)tokens->At(2+i))->String().Atoi() );
134 // Each record consists of 1+(number of classes in partition) lines
135 // 1st line of record = time stamp (4 words)
136 // 1st word = ORBIT(24 bits)
137 // 2nd word = Period Counter (28 bit)
138 // 3rd word = seconds (32 bits) from epoch
139 // 4th word = microsecs (32 bits)
140 // other lines = 6 words of counters (L0 before,L0 after, ....)
142 AliErrorClass( Form( "Error reading timestamp from (%s): line (%s)",
143 filename.Data(), strLine.Data() ));
147 UInt_t orbit = strtoul(((TObjString*)tokens->At(0))->String(), NULL, 10);
148 UInt_t period = strtoul(((TObjString*)tokens->At(1))->String(), NULL, 10);
149 UInt_t seconds = strtoul(((TObjString*)tokens->At(2))->String(), NULL, 10);
150 UInt_t microSecs = strtoul(((TObjString*)tokens->At(3))->String(), NULL, 10);
152 AliTriggerScalersRecord * rec = new AliTriggerScalersRecord();
153 rec->SetTimeStamp( orbit, period, seconds, microSecs );
155 for (Int_t i=0; i<nclass; ++i) {
156 strLine1.ReadLine(*file);
157 if (strLine1.BeginsWith("#")) continue;
158 TObjArray *tokens1 = strLine1.Tokenize(" \t");
159 Int_t ntokens1 = tokens1->GetEntriesFast();
160 if( ntokens1 != 6 ) {
161 AliErrorClass( Form( "Error reading scalers from (%s): line (%s)",
162 filename.Data(), strLine1.Data() ));
166 UInt_t LOCB = strtoul(((TObjString*)tokens1->At(0))->String(), NULL, 10);
167 UInt_t LOCA = strtoul(((TObjString*)tokens1->At(1))->String(), NULL, 10);
168 UInt_t L1CB = strtoul(((TObjString*)tokens1->At(2))->String(), NULL, 10);
169 UInt_t L1CA = strtoul(((TObjString*)tokens1->At(3))->String(), NULL, 10);
170 UInt_t L2CB = strtoul(((TObjString*)tokens1->At(4))->String(), NULL, 10);
171 UInt_t L2CA = strtoul(((TObjString*)tokens1->At(5))->String(), NULL, 10);
173 rScaler->GetClass(i);
174 rec->AddTriggerScalers( rScaler->GetClass(i),
179 rScaler->AddTriggerScalers( rec );
189 //_____________________________________________________________________________
190 Int_t AliTriggerRunScalers::FindNearestScalersRecord( AliTimeStamp * stamp )
192 // Find Trigger scaler record with the closest timestamp <= "stamp"
193 // using a binary search.
194 // return the index in the array of records, if the timestamp
195 // is out of range return -1
197 Int_t base, position=-1, last, result = 0;
198 AliTimeStamp *op2 = NULL;
200 fScalersRecord.Sort();
203 last = fScalersRecord.GetEntriesFast();
205 while (last >= base) {
206 position = (base+last) / 2;
207 cout << "pos " << position<< " base " << base << "last " << last << endl;
208 AliTriggerScalersRecord* rec = (AliTriggerScalersRecord*)fScalersRecord.At(position);
209 if( rec ) op2 = rec->GetTimeStamp();
210 if( op2 && (result = stamp->Compare(op2)) == 0 )
211 return position; // exact match
212 cout << "result " << result << " op2 " << op2 << " rec "<< rec << endl;
213 if (!op2 || result < 0)
219 if( (position == 0 && result < 0) || position >= fScalersRecord.GetEntriesFast() )
220 return -1; // out of range
222 return (result < 0 ) ? position-1 : position; // nearst < stamp
224 //_____________________________________________________________________________
225 Bool_t AliTriggerRunScalers::ConsistencyCheck()
228 UInt_t LOCB_2, LOCA_2, L1CB_2, L1CA_2, L2CB_2, L2CA_2, LOCB_1, LOCA_1, L1CB_1, L1CA_1, L2CB_1, L2CA_1;
229 Bool_t increase0B=0, increase0A=0, increase1B=0, increase1A=0, increase2B=0, increase2A=0;
230 Bool_t overflow0B=0, overflow0A=0, overflow1B=0, overflow1A=0, overflow2B=0, overflow2A=0;
231 Int_t position = fScalersRecord.GetEntriesFast()-1;
232 if (position == 0) return 1;
234 AliTriggerScalersRecord* Scalers2 = (AliTriggerScalersRecord*)fScalersRecord.At(position);
235 AliTriggerScalersRecord* Scalers1 = (AliTriggerScalersRecord*)fScalersRecord.At(position-1);
236 if (Scalers2->Compare((AliTriggerScalersRecord*)fScalersRecord.At(position-1)) == -1) return 0;
237 else for( Int_t i=0; i<fnClasses; ++i ){
239 TObjArray* ScalersArray2 = (TObjArray*)Scalers2->GetTriggerScalers();
240 AliTriggerScalers* counters2 = (AliTriggerScalers*)ScalersArray2->At(i);
241 LOCB_2 = counters2->GetLOCB();
242 LOCA_2 = counters2->GetLOCA();
243 L1CB_2 = counters2->GetL1CB();
244 L1CA_2 = counters2->GetL1CA();
245 L2CB_2 = counters2->GetL2CB();
246 L2CA_2 = counters2->GetL2CA();
248 TObjArray* ScalersArray1 = (TObjArray*)Scalers1->GetTriggerScalers();
249 AliTriggerScalers* counters1 = (AliTriggerScalers*)ScalersArray1->At(i);
250 LOCB_1 = counters1->GetLOCB();
251 LOCA_1 = counters1->GetLOCA();
252 L1CB_1 = counters1->GetL1CB();
253 L1CA_1 = counters1->GetL1CA();
254 L2CB_1 = counters1->GetL2CB();
255 L2CA_1 = counters1->GetL2CA();
257 UInt_t const max1 = 4294967295ul; //32bit counters overflow after 4294967295
258 UInt_t const max2 = 1000000000ul; //when counters overflow they seem to be decreasing. Assume decrease cannot be smaller than max2.
260 if ( LOCB_2 > LOCB_1 ) increase0B=1;
261 else if ( LOCB_2 < LOCB_1 && (LOCB_1 - LOCB_2) > max2) overflow0B=1;
264 if ( LOCA_2 > LOCA_1 ) increase0A=1;
265 else if ( LOCA_2 < LOCA_1 && (LOCA_1 - LOCA_2) > max2) overflow0A=1;
268 if ( L1CB_2 > L1CB_1 ) increase1B=1;
269 else if ( L1CB_2 < L1CB_1 && (L1CB_1 - L1CB_2) > max2) overflow1B=1;
272 if ( L1CA_2 > L1CA_1 ) increase1A=1;
273 else if ( L1CA_2 < L1CA_1 && (L1CA_1 - L1CA_2) > max2) overflow1A=1;
276 if ( L2CB_2 > L2CB_1 ) increase2B=1;
277 else if ( L2CB_2 < L2CB_1 && (L2CB_1 - L2CB_2) > max2) overflow2B=1;
280 if ( L2CA_2 > L2CA_1 ) increase2A=1;
281 else if ( L2CA_2 < L2CA_1 && (L2CA_1 - L2CA_2) > max2) overflow2A=1;
285 if ( (LOCB_2 - LOCB_1) < (LOCA_2 - LOCA_1) && increase0B && increase0A ) return 0;
286 else if ( (max1 - LOCB_1 + LOCB_2 ) < (LOCA_2 - LOCA_1) && overflow0B && increase0A ) return 0;
287 else if ( (LOCB_2 - LOCB_1) < (max1 - LOCA_1 + LOCA_2) && increase0B && overflow0A ) return 0;
288 else if ( (max1 - LOCB_1 + LOCB_2 ) < (max1 - LOCA_1 + LOCA_2) && overflow0B && overflow0A ) return 0;
290 if ( (LOCA_2 - LOCA_1) < (L1CB_2 - L1CB_1) && increase0A && increase1B ) return 0;
291 else if ( (max1 - LOCA_1 + LOCA_2 ) < (L1CB_2 - L1CB_1) && overflow0A && increase1B ) return 0;
292 else if ( (LOCA_2 - LOCA_1) < (max1 - L1CB_1 + L1CB_2) && increase0A && overflow1B ) return 0;
293 else if ( (max1 - LOCA_1 + LOCA_2 ) < (max1 - L1CB_1 + L1CB_2) && overflow0A && overflow1B ) return 0;
295 if ( (L1CB_2 - L1CB_1) < (L1CA_2 - L1CA_1) && increase1B && increase1A ) return 0;
296 else if ( (max1 - L1CB_1 + L1CB_2 ) < (L1CA_2 - L1CA_1) && overflow1B && increase1A ) return 0;
297 else if ( (L1CB_2 - L1CB_1) < (max1 - L1CA_1 + L1CA_2) && increase1B && overflow1A ) return 0;
298 else if ( (max1 - L1CB_1 + L1CB_2 ) < (max1 - L1CA_1 + L1CA_2) && overflow1B && overflow1A ) return 0;
300 if ( (L1CA_2 - L1CA_1) < (L2CB_2 - L2CB_1) && increase1A && increase2B ) return 0;
301 else if ( (max1 - L1CA_1 + L1CA_2 ) < (L2CB_2 - L2CB_1) && overflow1A && increase2B ) return 0;
302 else if ( (L1CA_2 - L1CA_1) < (max1 - L2CB_1 + L2CB_2) && increase1A && overflow2B ) return 0;
303 else if ( (max1 - L1CA_1 + L1CA_2 ) < (max1 - L2CB_1 + L2CB_2) && overflow1A && overflow2B ) return 0;
305 if ( (L2CB_2 - L2CB_1) < (L2CA_2 - L2CA_1) && increase2B && increase2A ) return 0;
306 else if ( (max1 - L2CB_1 + L2CB_2 ) < (L2CA_2 - L2CA_1) && overflow2B && increase2A ) return 0;
307 else if ( (L2CB_2 - L2CB_1) < (max1 - L2CA_1 + L2CA_2) && increase2B && overflow2A ) return 0;
308 else if ( (max1 - L2CB_1 + L2CB_2 ) < (max1 - L2CA_1 + L2CA_2) && overflow2B && overflow2A ) return 0;
314 //_____________________________________________________________________________
315 void AliTriggerRunScalers::Print( const Option_t* ) const
318 cout << "Trigger Scalers Record per Run: " << endl;
319 cout << " File version :" << fVersion << endl;
320 cout << " Run Number :" << fRunNumber << endl;
321 cout << " Number of Classes :" << (Int_t)fnClasses << endl;
322 cout << " Classes ID:";
323 for( Int_t i=0; i<fnClasses; ++i )
324 cout << " " << (Int_t)fClassIndex[i];
327 for( Int_t i=0; i<fScalersRecord.GetEntriesFast(); ++i )
328 ((AliTriggerScalersRecord*)fScalersRecord.At(i))->Print();