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3f0e013c 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$Log$
5bfe44ce 18Revision 1.1 2005/10/11 12:31:50 masera
19Preprocessor classes for SPD (Paul Nilsson)
20
3f0e013c 21*/
22
23///////////////////////////////////////////////////////////////////////////
24// AliITSBadChannelsAuxSPD implementation by P. Nilsson 2005
25// AUTHOR/CONTACT: Paul.Nilsson@cern.ch
26//
27// Auxiliary algorithms for the SPD
28//
29// This class contains converter methods and general algorithms for
30// handling digit <-> channel convertions and methods for identifying
31// changes (diff's) in arrays of bad channels, and for finding channels
32// or digits in arrays of bad channels.
33//
34// The Diff algorithm can be used to check if there are any changes among
35// the noisy channels. It returns two arrays, one with noisy channels
36// are no longer visible (less likely to happen) and one with newly found
37// noisy channels (more likely to happen).
38//
39// The Find algorithms looks for a given digit or channel in an array of
40// known channels. It can be used by the clustering algorithms to check
41// if a given digit that is about to be clustered, is in fact a known
42// noisy channel. It should not be used in a normal cluster.
43//
44// Examples - Converters
45//
46// root [0] AliITSdigitSPD *d = new AliITSdigitSPD();
47// root [1] d->SetCoord1(1);
48// root [2] d->SetCoord2(2);
49// root [3] d->SetSignal(1);
50// root [4] AliITSBadChannelsAuxSPD *aux = new AliITSBadChannelsAuxSPD();
51// root [5] AliITSChannelSPD *c = aux->CreateChannelFromDigit(d);
52// root [6] cout << c->GetColumn() << endl;
53// 1
54// root [7] cout << c->GetRow() << endl;
55// 2
56// root [8] AliITSdigitSPD *d2 = aux->CreateDigitFromChannel(c);
57// root [9] cout << d2->GetCoord1() << endl;
58// 1
59// root [10] cout << d2->GetCoord2() << endl;
60// 2
61// root [11] cout << d2->GetSignal() << endl;
62// 1
63// root [12] delete d2;
64// root [13] delete d;
65// root [14] delete c;
66//
67// The signal member of the digit is not a member of the channel class.
68// It is artificially introduced by the CreateDigitFromChannel method and
69// is per default set to 1.
5bfe44ce 70//
71// Modified by D. Elia, H. Tydesjo
72// March 2006: Mixed up coordinates, bug fixed
73//
3f0e013c 74///////////////////////////////////////////////////////////////////////////
75
76#include "AliITSBadChannelsAuxSPD.h"
77
78ClassImp(AliITSBadChannelsAuxSPD)
79
80//__________________________________________________________________________
81AliITSBadChannelsAuxSPD::AliITSBadChannelsAuxSPD(void)
82{
83 // Default constructor
84}
85
86//__________________________________________________________________________
87Bool_t AliITSBadChannelsAuxSPD::Diff(TObjArray *&inputArray1, TObjArray *&inputArray2,
88 TObjArray *&outputArray1, TObjArray *&outputArray2) const
89{
90 // Make a diff between the input TObjArrays
91 //
92 // Input: Two input TObjArrays of AliITSChannelSPD objects to be tested, two output TObjArrays corresponding
93 // to
94 // Output: Two output TObjArrays where outputArray1 contains the AliITSChannelSPD objects from inputArray1
95 // that are not in inputArray2, vice versa for outputArray2.
96 // Return: kTRUE if the arrays differ
97
98 Bool_t status = kFALSE;
99
100 const Int_t kInputArray1Size = inputArray1->GetEntries();
101 const Int_t kInputArray2Size = inputArray2->GetEntries();
102 AliITSChannelSPD *ch1 = 0;
103 AliITSChannelSPD *ch2 = 0;
104 Bool_t found = kFALSE;
105
106 Int_t i = 0, j = 0;
107
108 // Pass 1
109 Int_t lastFoundAtJ = -1;
110 for (i = 0; i < kInputArray1Size; i++)
111 {
112 // Get the next channel from array 1
113 ch1 = (AliITSChannelSPD *) inputArray1->At(i);
114
115 // Is ch1 also in array 2?
116 for (j = lastFoundAtJ + 1; j < kInputArray2Size; j++)
117 {
118 ch2 = (AliITSChannelSPD *) inputArray2->At(j);
119 if (*ch1 == *ch2)
120 {
121 // Abort, go to next i
122 found = kTRUE;
123 lastFoundAtJ = j;
124 break;
125 }
126 }
127
128 // If ch1 was not found in array 2, store it
129 if (!found)
130 {
131 outputArray1->Add(ch1);
132 }
133 else
134 {
135 found = kFALSE;
136 }
137 }
138
139 // Pass 2
140 lastFoundAtJ = -1;
141 for (i = 0; i < kInputArray2Size; i++)
142 {
143 // Get the next channel from array 2
144 ch2 = (AliITSChannelSPD *) inputArray2->At(i);
145
146 // Is ch2 also in array 1?
147 for (j = lastFoundAtJ + 1; j < kInputArray1Size; j++)
148 {
149 ch1 = (AliITSChannelSPD *) inputArray1->At(j);
150 if (*ch1 == *ch2)
151 {
152 // Abort, go to next i
153 found = kTRUE;
154 lastFoundAtJ = j;
155 break;
156 }
157 }
158
159 // If ch1 was not found in array 1, store it
160 if (!found)
161 {
162 outputArray2->Add(ch2);
163 }
164 else
165 {
166 found = kFALSE;
167 }
168 }
169
170 if (outputArray1->GetEntries() > 0 || outputArray2->GetEntries() > 0) status = kTRUE;
171
172 return status;
173}
174
175//__________________________________________________________________________
176Bool_t AliITSBadChannelsAuxSPD::Find(AliITSChannelSPD *&channel, TObjArray *&array) const
177{
178 // Find the channel in the array
179 //
180 // Input: AliITSChannelSPD channel object, TObjArray of AliITSChannelSPD channel objects
181 // Ouput: (none)
182 // Return: kTRUE if channel is found in the array, kFALSE otherwise
183
184 Bool_t status = kFALSE;
185
186 // Loop over all channels in the array
187 Int_t channelNr = 0;
188 const Int_t kN = array->GetEntries();
189 while (channelNr < kN)
190 {
191 if (*channel == *(AliITSChannelSPD *)array->At(channelNr))
192 {
193 status = kTRUE;
194 break;
195 }
196
197 // Go to next channel
198 channelNr++;
199 }
200
201 return status;
202}
203
204//__________________________________________________________________________
205Bool_t AliITSBadChannelsAuxSPD::Find(AliITSdigitSPD *&digit, TObjArray *&array) const
206{
207 // Find the digit in the array
208 //
209 // WARNING: Using AliITSdigitSPD digits in this way is roughly 10% slower than to use AliITSChannelSPD channels
210 //
211 // Input: AliITSdigitSPD digit object, TObjArray of AliITSChannelSPD channel objects
212 // Ouput: (none)
213 // Return: kTRUE if digit is found in the array, kFALSE otherwise
214
215 Bool_t status = kFALSE;
216
217 AliITSChannelSPD *channel = 0;
218 const Int_t kN = array->GetEntries();
219 Int_t channelNr = 0;
220 Int_t column = digit->GetCoord1();
5bfe44ce 221 Int_t row = digit->GetCoord2();
3f0e013c 222
223 // Loop over all channels in the array
224 while (channelNr < kN)
225 {
226 channel = (AliITSChannelSPD *)array->At(channelNr);
227 if ( (channel->GetColumn() == column) && (channel->GetRow() == row) )
228 {
229 status = kTRUE;
230 break;
231 }
232
233 // Go to next channel
234 channelNr++;
235 }
236
237 return status;
238}
239
240//__________________________________________________________________________
241AliITSdigitSPD* AliITSBadChannelsAuxSPD::CreateDigitFromChannel(const AliITSChannelSPD *&channel) const
242{
243 // Create a digit from a channel
244 //
245 // Input: AliITSChannelSPD object
246 // Ouput: (none)
247 // Return: AliITSdigitSPD object
248
249 AliITSdigitSPD *digit = new AliITSdigitSPD();
250
251 digit->SetCoord1(channel->GetColumn());
252 digit->SetCoord2(channel->GetRow());
253 digit->SetSignal(1);
254
255 return digit;
256}
257
258//__________________________________________________________________________
259AliITSChannelSPD* AliITSBadChannelsAuxSPD::CreateChannelFromDigit(const AliITSdigitSPD *&digit) const
260{
261 // Create a channel from a digit
262 //
263 // Input: AliITSdigitSPD object
264 // Ouput: (none)
265 // Return: AliITSChannelSPD object
266
267 AliITSChannelSPD *channel = new AliITSChannelSPD();
268
269 channel->SetColumn(digit->GetCoord1());
270 channel->SetRow(digit->GetCoord2());
271
272 return channel;
273}
274
275//__________________________________________________________________________
276Int_t AliITSBadChannelsAuxSPD::GetNumberOfBadChannels(Int_t* &badChannelsArray, Int_t* &indexArray, Int_t size) const
277{
278 // Get the total number of bad channels
279
280 Int_t n = 0;
281
282 // Loop over all modules
283 for (Int_t module = 0; module < size; module++)
284 {
285 // Get the module size (i.e. the number of bad channels)
286 n += badChannelsArray[indexArray[module]];
287 }
288
289 return n;
290}
291
292//__________________________________________________________________________
293Bool_t AliITSBadChannelsAuxSPD::CreateHTMLReport(char *name, Int_t* &badChannelsArray, Int_t* &indexArray,
8368e0ee 294 Int_t indexArraySize, TString *buffer, Bool_t tags)
3f0e013c 295{
296 // Create an HTML report from the bad channels array
297 //
298 // Input : file name, badChannelsArray, indexArray, size of indexArray (i.e. number of modules),
299 // tags boolean (if true, html tags will be added; if false, only formatted text will be created)
300 // Output: TString (buffer) containing the html code/ASCII text
301 // Return: kTRUE if a report has been created
302
303 Bool_t status = kFALSE;
304
305 Int_t totalNumberOfBadChannels = 0;
306 Int_t numberOfModulesWithBadChannels = 0;
307
308 if (tags)
309 {
310 buffer->Append("<html>");
311 buffer->Append("<head><title>SPD bad channels</title></head>\n");
312 buffer->Append("<body>\n");
313 }
314
315 buffer->Append("HTML report for file: ");
316 buffer->Append(name);
317
318 tags ? buffer->Append("<br>\n<br>\n") : buffer->Append("\n\n");
319
320 char temp[10];
321
322 // Loop over all modules
323 for (Int_t module = 0; module < indexArraySize; module++)
324 {
325 // Get the start position of the data
326 Int_t position = indexArray[module];
327
328 // Get the module size (i.e. the number of bad channels)
329 Int_t size = badChannelsArray[position++];
330
331 // Only continue if there are bad channels in this module
332 if (size > 0)
333 {
334 // There are bad channels in this file
335 status = kTRUE;
336 numberOfModulesWithBadChannels++;
337 totalNumberOfBadChannels += size;
338
339 // Create report
340 buffer->Append("SPD module = ");
341 sprintf(temp,"%d",module);
342 buffer->Append(temp);
343 buffer->Append("<br>\n");
344 buffer->Append("Number of bad channels = ");
345 sprintf(temp,"%d",size);
346 buffer->Append(temp);
347
348 tags ? buffer->Append("<br>\n") : buffer->Append("\n");
349
350 buffer->Append("(column, row) = ");
351
352 // Get all bad channels
353 Int_t i = 0;
354 while (i < size)
355 {
356 // Create and add the current channel
357 buffer->Append("(");
358 sprintf(temp,"%d",badChannelsArray[position++]);
359 buffer->Append(temp);
360 buffer->Append(", ");
361 sprintf(temp,"%d",badChannelsArray[position++]);
362 buffer->Append(temp);
363 buffer->Append(")");
364
365 if (i < size - 1)
366 {
367 buffer->Append(", ");
368 }
369 else
370 {
371 tags ? buffer->Append("<br>\n") : buffer->Append("\n");
372 }
373
374 // Go to next bad channel
375 i++;
376 }
377
378 tags ? buffer->Append("<br>\n") : buffer->Append("\n");
379
380 } // if size > 0
381 } // end loop over modules
382
383 if (!status)
384 {
385 buffer->Append("(Data does not contain any known bad channels)");
386 }
387
388 tags ? buffer->Append("<br>\n") : buffer->Append("\n");
389
390 buffer->Append("Total number of bad channels = ");
391 sprintf(temp,"%d",totalNumberOfBadChannels);
392 buffer->Append(temp);
393
394 tags ? buffer->Append("<br>\n") : buffer->Append("\n");
395
396 buffer->Append("Number of modules with bad channels = ");
397 sprintf(temp,"%d",numberOfModulesWithBadChannels);
398 buffer->Append(temp);
399
400 tags ? buffer->Append("<br>\n") : buffer->Append("\n");
401
402 buffer->Append("Number of modules = ");
403 sprintf(temp,"%d",indexArraySize);
404 buffer->Append(temp);
405
406 if (tags)
407 {
408 buffer->Append("<br>\n");
409 buffer->Append("</body>\n");
410 buffer->Append("</html>");
411 }
412 else
413 {
414 buffer->Append("\n");
415 }
416
417 return status;
418}