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aef183f7 | 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 | // $Id$ | |
17 | ||
18 | // --- MUON header files --- | |
19 | #include "AliMUONTriggerDisplay.h" | |
aef183f7 | 20 | |
21 | #include "AliMpDDLStore.h" | |
22 | #include "AliMpVSegmentation.h" | |
23 | #include "AliMpSegmentation.h" | |
24 | #include "AliMpConstants.h" | |
25 | #include "AliMpPad.h" | |
26 | #include "AliMpLocalBoard.h" | |
27 | #include "AliMpCDB.h" | |
28 | ||
29 | // --- AliRoot header files --- | |
30 | #include "AliLog.h" | |
31 | ||
32 | // --- ROOT system --- | |
33 | #include <TH1.h> | |
34 | #include <TH2.h> | |
35 | ||
36 | //----------------------------------------------------------------------------- | |
37 | /// \class AliMUONTriggerDisplay | |
38 | /// | |
39 | /// MUON base class for converting histos as a function of strip/board/slat number | |
40 | /// into display histos showing the detection element position in the | |
49e110ec | 41 | /// trigger chamber. |
42 | /// | |
43 | /// Input histos can be given as: | |
44 | /// - TH2 with x -> board # [1-234] and y -> strip # in board [0-15]. Option: kDisplayStrips | |
45 | /// - TH1 with x -> board # [1-234] Option: kDisplayBoards | |
46 | /// - TH1 with x -> slat # [0-17] Option: kDisplaySlats | |
aef183f7 | 47 | /// |
48 | /// \author D. Stocco | |
49 | ||
50 | /// \cond CLASSIMP | |
51 | ClassImp(AliMUONTriggerDisplay) | |
52 | /// \endcond | |
53 | ||
54 | //____________________________________________________________________________ | |
55 | AliMUONTriggerDisplay::AliMUONTriggerDisplay() : | |
56 | TObject() | |
57 | { | |
58 | /// ctor | |
59 | } | |
60 | ||
61 | //__________________________________________________________________ | |
62 | AliMUONTriggerDisplay::~AliMUONTriggerDisplay() | |
63 | { | |
64 | /// dtor | |
65 | } | |
66 | ||
67 | ||
68 | //____________________________________________________________________________ | |
69 | TH2* AliMUONTriggerDisplay::GetEmptyDisplayHisto(TString displayHistoName, EDisplayType displayType, | |
70 | Int_t cathode, Int_t chamber, | |
71 | TString displayHistoTitle) | |
72 | { | |
73 | // | |
74 | /// Return the display histogram with optimized binning | |
75 | /// but do not fill it. | |
76 | // | |
77 | TH2F* displayHisto = new TH2F(); | |
78 | ||
79 | InitOrDisplayTriggerInfo(0x0, displayHisto, displayType, | |
80 | cathode, chamber, displayHistoName, displayHistoTitle); | |
81 | ||
82 | return displayHisto; | |
83 | } | |
84 | ||
85 | ||
86 | //____________________________________________________________________________ | |
87 | TH2* AliMUONTriggerDisplay::GetBoardNumberHisto(TString displayHistoName, | |
88 | Int_t chamber, | |
89 | TString displayHistoTitle) | |
90 | { | |
91 | // | |
92 | /// Return the display histogram with optimized binning | |
93 | /// and fill it with the board number | |
94 | // | |
95 | ||
96 | const Int_t kNboards = AliMpConstants::NofLocalBoards(); | |
97 | TH1F* inputHisto = new TH1F("boardNumbers","Board Numbers",kNboards,0.5,(Float_t)kNboards + 0.5); | |
98 | for(Int_t ibin=1; ibin<=kNboards; ibin++){ | |
99 | inputHisto->Fill(ibin,ibin); | |
100 | } | |
101 | ||
102 | TH2F* displayHisto = (TH2F*)GetEmptyDisplayHisto(displayHistoName, kDisplayBoards, 0, chamber, displayHistoTitle); | |
103 | FillDisplayHistogram(inputHisto,displayHisto,kDisplayBoards,0,chamber,kNumbered); | |
104 | ||
105 | delete inputHisto; | |
106 | ||
107 | displayHisto->SetStats(kFALSE); | |
108 | return displayHisto; | |
109 | } | |
110 | ||
111 | ||
112 | //____________________________________________________________________________ | |
113 | TH2* AliMUONTriggerDisplay::GetDisplayHistogram(TH1* inputHisto, TString displayHistoName, | |
114 | EDisplayType displayType, Int_t cathode, | |
115 | Int_t chamber, TString displayHistoTitle, | |
116 | EDisplayOption displayOpt) | |
117 | { | |
118 | // | |
119 | /// Get histogram displaying the information contained in the input histogram | |
120 | // | |
121 | TH2* displayHisto = GetEmptyDisplayHisto(displayHistoName, displayType, | |
122 | cathode, chamber, displayHistoTitle); | |
123 | ||
124 | FillDisplayHistogram(inputHisto, displayHisto, displayType, cathode, chamber, displayOpt); | |
125 | ||
126 | return displayHisto; | |
127 | } | |
128 | ||
129 | //____________________________________________________________________________ | |
130 | Bool_t AliMUONTriggerDisplay::FillDisplayHistogram(TH1* inputHisto, TH2* displayHisto, | |
131 | EDisplayType displayType, Int_t cathode, | |
132 | Int_t chamber, EDisplayOption displayOpt) | |
133 | { | |
134 | // | |
135 | /// Fill a previously initialized display histogram | |
136 | /// with the information contained in inputHisto. | |
137 | /// To get initialized display, please use GetEmptyDisplayHisto method | |
138 | // | |
139 | return InitOrDisplayTriggerInfo(inputHisto, displayHisto, displayType, | |
140 | cathode, chamber, "", "",displayOpt); | |
141 | } | |
142 | ||
143 | //____________________________________________________________________________ | |
144 | Bool_t AliMUONTriggerDisplay::InitOrDisplayTriggerInfo(TH1* inputHisto, TH2* displayHisto, | |
145 | EDisplayType displayType, | |
146 | Int_t cathode, Int_t chamber, | |
147 | TString displayHistoName, TString displayHistoTitle, | |
148 | EDisplayOption displayOpt) | |
149 | { | |
150 | // | |
151 | /// Initialize trigger information display histograms using mapping | |
152 | /// Trigger information is displayed in a user-friendly way: | |
153 | /// from local board and strip numbers to their position on chambers. | |
154 | // | |
155 | ||
156 | // Load mapping | |
157 | if ( ! AliMpSegmentation::Instance(kFALSE) ) { | |
158 | /// Load mapping | |
159 | if ( ! AliMpCDB::LoadDDLStore() ) { | |
160 | AliError("Could not access mapping from OCDB !"); | |
161 | AliError("Histograms are not initialized !"); | |
162 | return kFALSE; | |
163 | } | |
164 | } | |
165 | ||
166 | Int_t iCh = (chamber > AliMpConstants::NofTrackingChambers()) ? chamber - 11 : chamber; | |
167 | Int_t iCath = cathode; | |
168 | ||
169 | TArrayD xAxisStrip; | |
170 | TArrayD yAxisStrip; | |
171 | TArrayD xAxisBoard; | |
172 | TArrayD yAxisBoard; | |
173 | ||
174 | Float_t yOffsetLine, xOffsetLine = 0.; | |
175 | ||
176 | const Float_t kResetValue=1234567.; | |
177 | ||
178 | if(!inputHisto){ | |
179 | xAxisBoard.Set(55); | |
180 | xAxisBoard.Reset(kResetValue); | |
181 | yAxisBoard.Set(50); | |
182 | yAxisBoard.Reset(kResetValue); | |
183 | ||
184 | xAxisStrip.Set(420); | |
185 | xAxisStrip.Reset(kResetValue); | |
186 | yAxisStrip.Set(710); | |
187 | yAxisStrip.Reset(kResetValue); | |
188 | } | |
189 | else if(!displayHisto){ | |
190 | AliWarning("Display histogram not initialized. Please initialize it first!"); | |
191 | return kFALSE; | |
192 | } | |
719914e0 | 193 | else if ( inputHisto->GetEntries() == 0 ) { |
194 | return kTRUE; | |
195 | } | |
aef183f7 | 196 | |
197 | Float_t xWidth, yWidth, yWidthSlat=0., xWidthCol=0.; | |
198 | Float_t x1,x2,y1,y2; | |
199 | Float_t x1b=0., x2b=0., y1b=0., y2b=0.; | |
200 | Float_t xcPad, ycPad; | |
201 | Int_t line=0, slat; | |
202 | Float_t sign = 1.; | |
203 | ||
204 | const Float_t kShiftB = 0.5; | |
205 | const Float_t kShiftS = 0.1; | |
206 | ||
207 | const Float_t kShiftX = (iCath==0) ? kShiftB : kShiftS; | |
208 | const Float_t kShiftY = (iCath==0) ? kShiftS : kShiftB; | |
209 | const Float_t kShiftEl = (displayType==kDisplaySlats) ? 0.01 : kShiftB; | |
210 | ||
211 | Int_t iChamber = iCh + AliMpConstants::NofTrackingChambers(); | |
212 | for(Int_t iLoc = 0; iLoc < AliMpConstants::NofLocalBoards(); iLoc++) { | |
213 | Int_t iBoard = iLoc+1; | |
214 | Int_t detElemId = AliMpDDLStore::Instance()->GetDEfromLocalBoard(iBoard, iChamber); | |
215 | ||
216 | if (!detElemId) continue; | |
217 | ||
218 | AliMpLocalBoard* localBoard = AliMpDDLStore::Instance()->GetLocalBoard(iBoard, kFALSE); | |
219 | ||
220 | // skip copy cards | |
221 | if( !localBoard->IsNotified()) | |
222 | continue; | |
223 | ||
224 | // get segmentation | |
225 | const AliMpVSegmentation* seg[2] = { | |
226 | AliMpSegmentation::Instance()->GetMpSegmentation(detElemId, AliMp::GetCathodType(0)), | |
227 | AliMpSegmentation::Instance()->GetMpSegmentation(detElemId, AliMp::GetCathodType(1))}; | |
228 | ||
229 | if(iLoc==0){ | |
168e9c4d | 230 | AliMpPad pad1 = seg[1]->PadByLocation(iBoard,0,kFALSE); |
6e97fbb8 | 231 | yWidthSlat = pad1.GetDimensionY(); |
168e9c4d | 232 | AliMpPad pad0 = seg[0]->PadByLocation(iBoard,0,kFALSE); |
6e97fbb8 | 233 | xOffsetLine = TMath::Abs(pad0.GetPositionX()) + pad0.GetDimensionX(); |
234 | xWidthCol = 2.* pad0.GetDimensionX(); | |
aef183f7 | 235 | } |
236 | ||
237 | // Get ideal global position of DetElemId center | |
238 | slat = detElemId%100; | |
239 | line = (4 + slat)%18; | |
240 | sign = 1.; | |
241 | if(line>8) { | |
242 | line = 17 - line; | |
243 | sign = -1.; | |
244 | } | |
245 | yOffsetLine = (Float_t)(line - 4) * 2. * yWidthSlat; | |
246 | ||
247 | for(Int_t cath=0; cath<AliMpConstants::NofCathodes(); cath++){ | |
248 | // Loop on cathodes: | |
249 | // necessary because strip info is read for each cathode | |
250 | // board info is read only from cathode 0 | |
251 | ||
252 | // loop over strips | |
253 | for (Int_t iStrip = 0; iStrip < 16; ++iStrip) { | |
254 | // get pad from electronics | |
32f0a7ea | 255 | |
256 | Int_t offset = 0; | |
257 | if (cath && localBoard->GetSwitch(6)) offset = -8; | |
258 | ||
168e9c4d | 259 | AliMpPad pad = seg[cath]->PadByLocation(iBoard,iStrip+offset,kFALSE); |
aef183f7 | 260 | |
261 | if (!pad.IsValid()) continue; | |
262 | ||
6e97fbb8 | 263 | xWidth = pad.GetDimensionX(); |
264 | yWidth = pad.GetDimensionY(); | |
265 | xcPad = sign * (pad.GetPositionX() + xOffsetLine); | |
aef183f7 | 266 | if(line==4) xcPad += 0.75 * sign * xWidthCol; |
6e97fbb8 | 267 | ycPad = pad.GetPositionY() + yOffsetLine; |
aef183f7 | 268 | |
269 | if(cath==iCath){ | |
270 | x1 = xcPad - xWidth + kShiftX; | |
271 | y1 = ycPad - yWidth + kShiftY; | |
272 | x2 = xcPad + xWidth - kShiftX; | |
273 | y2 = ycPad + yWidth - kShiftY; | |
274 | ||
275 | if(!inputHisto){ | |
276 | AddSortedPoint(x1, xAxisStrip, kResetValue); | |
277 | AddSortedPoint(x2, xAxisStrip, kResetValue); | |
278 | ||
279 | AddSortedPoint(y1, yAxisStrip, kResetValue); | |
280 | AddSortedPoint(y2, yAxisStrip, kResetValue); | |
281 | } | |
282 | else if(displayType==kDisplayStrips) | |
283 | FillBins(inputHisto, displayHisto, iBoard, iStrip, x1, x2, y1, y2, kShiftX, kShiftY, displayOpt); | |
284 | } | |
285 | ||
286 | if(cath==0){ | |
32f0a7ea | 287 | if(iStrip+offset==0) { |
aef183f7 | 288 | x1b = xcPad - xWidth + kShiftEl; |
289 | y1b = ycPad - yWidth + kShiftEl; | |
290 | } | |
291 | x2b = xcPad + xWidth - kShiftEl; | |
292 | y2b = ycPad + yWidth - kShiftEl; | |
293 | } | |
294 | } // loop on strips | |
295 | ||
296 | // if iCath==0 strip info and board info are both filled -> break! | |
297 | // if iCath==1 board info is filled at cath==0. Strip info to be filled at cath==1 | |
298 | if(iCath==0) break; | |
299 | } // loop on cathodes | |
300 | ||
301 | if(!inputHisto){ | |
302 | // Per board | |
303 | AddSortedPoint(x1b, xAxisBoard, kResetValue); | |
304 | AddSortedPoint(x2b, xAxisBoard, kResetValue); | |
305 | ||
306 | AddSortedPoint(y1b, yAxisBoard, kResetValue); | |
307 | AddSortedPoint(y2b, yAxisBoard, kResetValue); | |
308 | } | |
309 | else if(displayType==kDisplayBoards) | |
310 | FillBins(inputHisto, displayHisto, iBoard, -1, x1b, x2b, y1b, y2b, kShiftEl, kShiftEl, displayOpt); | |
311 | else if(displayType==kDisplaySlats) | |
312 | FillBins(inputHisto, displayHisto, slat, -1, x1b, x2b, y1b, y2b, kShiftEl, kShiftEl, displayOpt); | |
313 | } // loop on local boards | |
314 | ||
315 | if(inputHisto) return kTRUE; | |
316 | ||
317 | displayHisto->Reset(); | |
318 | ||
319 | // Book histos | |
320 | const Float_t kMinDiff = 0.1; | |
321 | ||
322 | TArrayD* currArray[4] = {&xAxisStrip, &yAxisStrip, | |
323 | &xAxisBoard, &yAxisBoard}; | |
324 | for(Int_t iaxis=0; iaxis<4; iaxis++){ | |
325 | Int_t ipoint=0; | |
326 | while(TMath::Abs((*currArray[iaxis])[ipoint]-kResetValue)>kMinDiff) { | |
327 | ipoint++; | |
328 | } | |
329 | if(ipoint>currArray[iaxis]->GetSize()-2) | |
330 | AliWarning(Form("Array size (%i) lower than the number of points!", currArray[iaxis]->GetSize())); | |
331 | currArray[iaxis]->Set(ipoint); | |
332 | } | |
333 | ||
334 | switch(displayType){ | |
335 | case kDisplayStrips: | |
336 | displayHisto->SetBins(xAxisStrip.GetSize()-1, xAxisStrip.GetArray(), | |
337 | yAxisStrip.GetSize()-1, yAxisStrip.GetArray()); | |
338 | break; | |
339 | case kDisplayBoards: | |
340 | case kDisplaySlats: | |
341 | displayHisto->SetBins(xAxisBoard.GetSize()-1, xAxisBoard.GetArray(), | |
342 | yAxisBoard.GetSize()-1, yAxisBoard.GetArray()); | |
343 | break; | |
344 | } | |
345 | ||
346 | displayHisto->SetName(displayHistoName.Data()); | |
347 | displayHisto->SetTitle(displayHistoTitle.Data()); | |
348 | displayHisto->SetXTitle("X (cm)"); | |
349 | displayHisto->SetYTitle("Y (cm)"); | |
350 | //displayHisto->SetStats(kFALSE); | |
351 | ||
352 | return kTRUE; | |
353 | } | |
354 | ||
355 | ||
356 | //____________________________________________________________________________ | |
357 | Bool_t AliMUONTriggerDisplay::AddSortedPoint(Float_t currVal, TArrayD& position, const Float_t kResetValue) | |
358 | { | |
359 | // | |
360 | /// Add sorted point in array according to an increasing order. | |
361 | /// Used to build display histograms axis. | |
362 | // | |
363 | Int_t nEntries = position.GetSize()-1; | |
364 | Float_t tmp1, tmp2; | |
365 | const Float_t kMinDiff = 0.1; | |
366 | for(Int_t i=0; i<nEntries; i++){ | |
367 | if(TMath::Abs(position[i]-currVal)<kMinDiff) return kFALSE; | |
368 | if(TMath::Abs(position[i]-kResetValue)<kMinDiff) { | |
369 | position[i] = currVal; | |
370 | return kTRUE; | |
371 | } | |
372 | if(currVal>position[i]) continue; | |
373 | tmp1 = position[i]; | |
374 | position[i] = currVal; | |
375 | for(Int_t j=i+1; j<nEntries; j++){ | |
376 | tmp2 = position[j]; | |
377 | position[j] = tmp1; | |
378 | tmp1 = tmp2; | |
379 | if(tmp1==kResetValue) break; | |
380 | } | |
381 | return kTRUE; | |
382 | } | |
383 | return kFALSE; | |
384 | } | |
385 | ||
386 | ||
387 | //____________________________________________________________________________ | |
388 | void AliMUONTriggerDisplay::FillBins(TH1* inputHisto, TH2* displayHisto, | |
389 | Int_t iElement1, Int_t iElement2, | |
390 | Float_t x1, Float_t x2, Float_t y1, Float_t y2, | |
391 | const Float_t kShiftX, const Float_t kShiftY, | |
392 | EDisplayOption displayOpt) | |
393 | { | |
394 | // | |
395 | /// Given the bin in inputHisto, search the corresponding bins | |
396 | /// in display histo and fill it. | |
397 | // | |
398 | TString className = inputHisto->ClassName(); | |
399 | Int_t binY=0; | |
400 | Float_t binContent=0; | |
401 | Int_t binX = inputHisto->GetXaxis()->FindBin(iElement1); | |
402 | if(className.Contains("2")) { | |
403 | binY = inputHisto->GetYaxis()->FindBin(iElement2); | |
404 | binContent = inputHisto->GetBinContent(binX, binY); | |
405 | } | |
406 | else binContent = inputHisto->GetBinContent(binX); | |
407 | ||
408 | if(binContent==0) { | |
409 | if(displayOpt==kShowZeroes) binContent = 1e-5; | |
410 | else return; | |
411 | } | |
412 | ||
413 | Int_t binX1 = displayHisto->GetXaxis()->FindBin(x1 + 0.01*kShiftX); | |
414 | Int_t binX2 = displayHisto->GetXaxis()->FindBin(x2 - 0.01*kShiftX); | |
415 | Int_t binY1 = displayHisto->GetYaxis()->FindBin(y1 + 0.01*kShiftY); | |
416 | Int_t binY2 = displayHisto->GetYaxis()->FindBin(y2 - 0.01*kShiftY); | |
417 | ||
418 | if(displayOpt==kNumbered) { | |
419 | Int_t meanBin = (binX1+binX2)/2; | |
420 | binX1 = meanBin; | |
421 | binX2 = meanBin; | |
422 | ||
423 | meanBin = (binY1+binY2)/2; | |
424 | binY1 = meanBin; | |
425 | binY2 = meanBin; | |
426 | } | |
427 | ||
719914e0 | 428 | Float_t elementArea = 1.; |
429 | if(displayOpt == kNormalizeToArea) { | |
430 | elementArea = (x2 - x1 + 2*kShiftX) * | |
431 | (y2 - y1 + 2*kShiftY); // In InitOrDisplayTriggerInfo: | |
432 | // x2 = x_c + xHalfWidth - kShiftX | |
433 | // x1 = x_c - xHalfWidth + kShiftX | |
434 | // so x2 - x1 + 2*kShiftX returns the element width. | |
435 | ||
436 | } | |
437 | ||
aef183f7 | 438 | for(Int_t ibinx=binX1; ibinx<=binX2; ibinx++){ |
439 | for(Int_t ibiny=binY1; ibiny<=binY2; ibiny++){ | |
719914e0 | 440 | displayHisto->SetBinContent(ibinx,ibiny,binContent/elementArea); |
aef183f7 | 441 | } |
442 | } | |
443 | } | |
444 |