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d15a28e7 | 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 | **************************************************************************/ | |
b2a60966 | 15 | /* $Id$ */ |
d15a28e7 | 16 | //_________________________________________________________________________ |
b2a60966 | 17 | // Base Class for PHOS Reconstructed Points |
2f04ed65 | 18 | // Why should I put meaningless comments |
19 | // just to satisfy | |
20 | // the code checker | |
b2a60966 | 21 | //*-- Author: Gines Martinez (SUBATECH) |
d15a28e7 | 22 | |
23 | // --- ROOT system --- | |
9f616d61 | 24 | #include "TPad.h" |
e957fea8 | 25 | #include "TGraph.h" |
26 | #include "TPaveText.h" | |
2731cd1e | 27 | #include "TClonesArray.h" |
d15a28e7 | 28 | |
29 | // --- Standard library --- | |
30 | ||
31 | // --- AliRoot header files --- | |
32 | ||
33 | #include "AliPHOSGeometry.h" | |
34 | #include "AliPHOSDigit.h" | |
35 | #include "AliPHOSRecPoint.h" | |
7b7c1533 | 36 | #include "AliPHOSGetter.h" |
9f616d61 | 37 | |
d15a28e7 | 38 | ClassImp(AliPHOSRecPoint) |
39 | ||
40 | ||
41 | //____________________________________________________________________________ | |
42 | AliPHOSRecPoint::AliPHOSRecPoint() | |
9ee9f78d | 43 | : AliCluster(),fPHOSMod(0), |
44 | fMulTrack(0),fMaxDigit(100),fMulDigit(0),fMaxTrack(0), | |
45 | fDigitsList(0),fTracksList(0),fAmp(0), | |
46 | fIndexInList(-1), // to be set when the point is already stored | |
47 | fLocPos(0,0,0),fLocPosM(0) | |
d15a28e7 | 48 | { |
b2a60966 | 49 | // ctor |
50 | ||
d15a28e7 | 51 | } |
52 | ||
73a68ccb | 53 | //____________________________________________________________________________ |
9ee9f78d | 54 | AliPHOSRecPoint::AliPHOSRecPoint(const char * ) |
55 | : AliCluster(),fPHOSMod(0), | |
56 | fMulTrack(0),fMaxDigit(100),fMulDigit(0),fMaxTrack(200), | |
57 | fDigitsList(new int[fMaxDigit]),fTracksList(new int[fMaxTrack]),fAmp(0), | |
58 | fIndexInList(-1), // to be set when the point is already stored | |
59 | fLocPos(0,0,0),fLocPosM(new TMatrixF(3,3)) | |
60 | ||
73a68ccb | 61 | { |
62 | // ctor | |
63 | ||
55fe9d13 | 64 | } |
9ee9f78d | 65 | //_______________________________________________________________________ |
66 | AliPHOSRecPoint::~AliPHOSRecPoint() | |
67 | { | |
68 | // dtor | |
69 | ||
70 | delete fLocPosM ; | |
71 | delete [] fDigitsList ; | |
72 | delete [] fTracksList ; | |
73 | ||
74 | } | |
75 | //____________________________________________________________________________ | |
76 | AliPHOSRecPoint::AliPHOSRecPoint(const AliPHOSRecPoint &rp) : | |
77 | AliCluster(rp), | |
78 | fPHOSMod(rp.fPHOSMod),fMulTrack(rp.fMulTrack),fMaxDigit(rp.fMaxDigit), | |
79 | fMulDigit(rp.fMulDigit),fMaxTrack(rp.fMaxTrack),fDigitsList(new int[rp.fMaxDigit]), | |
80 | fTracksList(new int[rp.fMaxTrack]),fAmp(rp.fAmp),fIndexInList(rp.fIndexInList), | |
81 | fLocPos(rp.fLocPos),fLocPosM(rp.fLocPosM) | |
82 | { | |
83 | //copy ctor | |
55fe9d13 | 84 | |
9ee9f78d | 85 | for(Int_t i=0; i<fMaxDigit; i++) |
86 | fDigitsList[i] = rp.fDigitsList[i]; | |
87 | ||
88 | for(Int_t i=0; i<fMaxTrack; i++) | |
89 | fTracksList[i] = rp.fTracksList[i]; | |
90 | ||
91 | } | |
92 | //____________________________________________________________________________ | |
93 | AliPHOSRecPoint& AliPHOSRecPoint::operator= (const AliPHOSRecPoint &rp) | |
94 | { | |
95 | if(&rp == this) return *this; | |
96 | ||
97 | fPHOSMod = rp.fPHOSMod; | |
98 | fMulTrack = rp.fMulTrack; | |
99 | fMaxDigit = rp.fMaxDigit; | |
100 | fMulDigit = rp.fMulDigit; | |
101 | fMaxTrack = rp.fMaxTrack; | |
102 | fAmp = rp.fAmp; | |
103 | fIndexInList = rp.fIndexInList; | |
104 | fLocPos = rp.fLocPos; | |
105 | fLocPosM = rp.fLocPosM; | |
106 | ||
107 | for(Int_t i=0; i<fMaxDigit; i++) | |
108 | fDigitsList[i] = rp.fDigitsList[i]; | |
109 | ||
110 | for(Int_t i=0; i<fMaxTrack; i++) | |
111 | fTracksList[i] = rp.fTracksList[i]; | |
112 | ||
113 | return *this; | |
114 | } | |
9f616d61 | 115 | //____________________________________________________________________________ |
116 | Int_t AliPHOSRecPoint::DistancetoPrimitive(Int_t px, Int_t py) | |
117 | { | |
b2a60966 | 118 | // Compute distance from point px,py to a AliPHOSRecPoint considered as a Tmarker |
119 | // Compute the closest distance of approach from point px,py to this marker. | |
120 | // The distance is computed in pixels units. | |
121 | ||
122 | TVector3 pos(0.,0.,0.) ; | |
123 | GetLocalPosition( pos) ; | |
124 | Float_t x = pos.X() ; | |
125 | Float_t y = pos.Z() ; | |
126 | const Int_t kMaxDiff = 10; | |
127 | Int_t pxm = gPad->XtoAbsPixel(x); | |
128 | Int_t pym = gPad->YtoAbsPixel(y); | |
129 | Int_t dist = (px-pxm)*(px-pxm) + (py-pym)*(py-pym); | |
130 | ||
131 | if (dist > kMaxDiff) return 9999; | |
132 | return dist; | |
9f616d61 | 133 | } |
6ad0bfa0 | 134 | |
9f616d61 | 135 | //___________________________________________________________________________ |
136 | void AliPHOSRecPoint::Draw(Option_t *option) | |
137 | { | |
6ad0bfa0 | 138 | // Draw this AliPHOSRecPoint with its current attributes |
139 | ||
140 | AppendPad(option); | |
9f616d61 | 141 | } |
142 | ||
143 | //______________________________________________________________________________ | |
8f2a3661 | 144 | void AliPHOSRecPoint::ExecuteEvent(Int_t event, Int_t, Int_t) |
9f616d61 | 145 | { |
6ad0bfa0 | 146 | // Execute action corresponding to one event |
147 | // This member function is called when a AliPHOSRecPoint is clicked with the locator | |
148 | // | |
149 | // If Left button is clicked on AliPHOSRecPoint, the digits are switched on | |
150 | // and switched off when the mouse button is released. | |
9f616d61 | 151 | |
152 | // static Int_t pxold, pyold; | |
153 | ||
b2a60966 | 154 | static TGraph * digitgraph = 0 ; |
155 | static TPaveText* clustertext = 0 ; | |
156 | ||
157 | if (!gPad->IsEditable()) return; | |
9f616d61 | 158 | |
b2a60966 | 159 | switch (event) { |
160 | ||
161 | ||
162 | case kButton1Down:{ | |
163 | AliPHOSDigit * digit ; | |
88cb7938 | 164 | |
165 | // Accessing geometry this way is equivalent to getting from gAlice | |
166 | // to have Detector in Folder one have to load gAlice anyway | |
167 | // AliPHOSLoader * gime = AliPHOSLoader::GetInstance(); | |
168 | // AliPHOSGeometry * phosgeom = const_cast<AliPHOSGeometry*>(gime->PHOSGeometry()); | |
169 | ||
170 | AliPHOSGeometry * phosgeom = AliPHOSLoader::GetPHOSGeometry(); | |
7b7c1533 | 171 | |
b2a60966 | 172 | Int_t iDigit; |
173 | Int_t relid[4] ; | |
31aa6d6c | 174 | |
88714635 | 175 | const Int_t kMulDigit=AliPHOSRecPoint::GetDigitsMultiplicity() ; |
176 | Float_t * xi = new Float_t [kMulDigit] ; | |
177 | Float_t * zi = new Float_t [kMulDigit] ; | |
b2a60966 | 178 | |
88714635 | 179 | for(iDigit = 0; iDigit < kMulDigit; iDigit++) { |
4696e514 | 180 | Fatal("AliPHOSRecPoint::ExecuteEvent", "-> Something wrong with the code"); |
7a9d98f9 | 181 | digit = 0 ; //dynamic_cast<AliPHOSDigit *>((fDigitsList)[iDigit]); |
b2a60966 | 182 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
183 | phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]) ; | |
184 | } | |
185 | ||
186 | if (!digitgraph) { | |
187 | digitgraph = new TGraph(fMulDigit,xi,zi); | |
188 | digitgraph-> SetMarkerStyle(5) ; | |
189 | digitgraph-> SetMarkerSize(1.) ; | |
190 | digitgraph-> SetMarkerColor(1) ; | |
191 | digitgraph-> Draw("P") ; | |
192 | } | |
193 | if (!clustertext) { | |
194 | ||
195 | TVector3 pos(0.,0.,0.) ; | |
196 | GetLocalPosition(pos) ; | |
197 | clustertext = new TPaveText(pos.X()-10,pos.Z()+10,pos.X()+50,pos.Z()+35,"") ; | |
198 | Text_t line1[40] ; | |
199 | Text_t line2[40] ; | |
200 | sprintf(line1,"Energy=%1.2f GeV",GetEnergy()) ; | |
201 | sprintf(line2,"%d Digits",GetDigitsMultiplicity()) ; | |
202 | clustertext ->AddText(line1) ; | |
203 | clustertext ->AddText(line2) ; | |
204 | clustertext ->Draw(""); | |
205 | } | |
206 | gPad->Update() ; | |
a8c47ab6 | 207 | Print("dummy") ; |
31aa6d6c | 208 | delete[] xi ; |
209 | delete[] zi ; | |
210 | } | |
b2a60966 | 211 | |
31aa6d6c | 212 | break; |
b2a60966 | 213 | |
214 | case kButton1Up: | |
215 | if (digitgraph) { | |
216 | delete digitgraph ; | |
217 | digitgraph = 0 ; | |
218 | } | |
219 | if (clustertext) { | |
220 | delete clustertext ; | |
221 | clustertext = 0 ; | |
222 | } | |
223 | ||
224 | break; | |
225 | ||
9f616d61 | 226 | } |
9f616d61 | 227 | } |
ad8cfaf4 | 228 | //____________________________________________________________________________ |
e957fea8 | 229 | void AliPHOSRecPoint::EvalAll(TClonesArray * digits) |
88cb7938 | 230 | { |
ad8cfaf4 | 231 | //evaluates (if necessary) all RecPoint data members |
9f616d61 | 232 | |
2731cd1e | 233 | EvalPrimaries(digits) ; |
ad8cfaf4 | 234 | } |
88cb7938 | 235 | |
d15a28e7 | 236 | //____________________________________________________________________________ |
2731cd1e | 237 | void AliPHOSRecPoint::EvalPHOSMod(AliPHOSDigit * digit) |
b2a60966 | 238 | { |
239 | // Returns the PHOS module in which the RecPoint is found | |
83974468 | 240 | |
2731cd1e | 241 | if( fPHOSMod == 0){ |
ad8cfaf4 | 242 | Int_t relid[4] ; |
88cb7938 | 243 | |
244 | AliPHOSGeometry * phosgeom = (AliPHOSGetter::Instance())->PHOSGeometry(); | |
d15a28e7 | 245 | |
92862013 | 246 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
d15a28e7 | 247 | fPHOSMod = relid[0]; |
2731cd1e | 248 | } |
d15a28e7 | 249 | } |
6ad0bfa0 | 250 | |
cf239357 | 251 | //______________________________________________________________________________ |
2731cd1e | 252 | void AliPHOSRecPoint::EvalPrimaries(TClonesArray * digits) |
cf239357 | 253 | { |
2731cd1e | 254 | // Constructs the list of primary particles (tracks) which have contributed to this RecPoint |
b2a60966 | 255 | |
cf239357 | 256 | AliPHOSDigit * digit ; |
2731cd1e | 257 | Int_t * tempo = new Int_t[fMaxTrack] ; |
258 | ||
259 | Int_t index ; | |
cf239357 | 260 | for ( index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits |
7a9d98f9 | 261 | digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[index] )) ; |
88cb7938 | 262 | Int_t nprimaries = digit->GetNprimary() ; |
263 | if(nprimaries){ | |
264 | Int_t * newprimaryarray = new Int_t[nprimaries] ; | |
265 | Int_t ii ; | |
266 | for ( ii = 0 ; ii < nprimaries ; ii++) | |
267 | newprimaryarray[ii] = digit->GetPrimary(ii+1) ; | |
268 | ||
269 | Int_t jndex ; | |
270 | for ( jndex = 0 ; jndex < nprimaries ; jndex++ ) { // all primaries in digit | |
271 | if ( fMulTrack > fMaxTrack ) { | |
272 | fMulTrack = - 1 ; | |
273 | Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack" ) ; | |
274 | break ; | |
275 | } | |
276 | Int_t newprimary = newprimaryarray[jndex] ; | |
277 | Int_t kndex ; | |
278 | Bool_t already = kFALSE ; | |
279 | for ( kndex = 0 ; kndex < fMulTrack ; kndex++ ) { //check if not already stored | |
280 | if ( newprimary == tempo[kndex] ){ | |
281 | already = kTRUE ; | |
884e9693 | 282 | break ; |
283 | } | |
88cb7938 | 284 | } // end of check |
285 | if ( !already) { // store it | |
286 | tempo[fMulTrack] = newprimary ; | |
287 | fMulTrack++ ; | |
288 | } // store it | |
289 | } // all primaries in digit | |
290 | delete [] newprimaryarray ; | |
884e9693 | 291 | } |
cf239357 | 292 | } // all digits |
293 | ||
884e9693 | 294 | if(fMulTrack) |
295 | fTracksList = new Int_t[fMulTrack] ; | |
2731cd1e | 296 | for(index = 0; index < fMulTrack; index++) |
884e9693 | 297 | fTracksList[index] = tempo[index] ; |
298 | ||
780a31c1 | 299 | delete [] tempo ; |
884e9693 | 300 | |
cf239357 | 301 | } |
4b45b217 | 302 | //____________________________________________________________________________ |
e8d02863 | 303 | void AliPHOSRecPoint::GetGlobalPosition(TVector3 & gpos, TMatrixF & gmat) const |
4b45b217 | 304 | { |
305 | // returns the position of the cluster in the global reference system of ALICE | |
306 | // and the uncertainty on this position | |
9ee9f78d | 307 | |
308 | (AliPHOSGetter::Instance())->PHOSGeometry()->GetGlobalPHOS(this, gpos, gmat); | |
309 | ||
310 | // Float_t xyz[3]; | |
311 | // GetGlobalXYZ(xyz); | |
312 | // gpos.SetXYZ(xyz[0],xyz[1],xyz[2]); | |
313 | ||
314 | ||
4b45b217 | 315 | } |
316 | ||
cf239357 | 317 | |
9f616d61 | 318 | //______________________________________________________________________________ |
319 | void AliPHOSRecPoint::Paint(Option_t *) | |
320 | { | |
b2a60966 | 321 | // Paint this ALiRecPoint as a TMarker with its current attributes |
322 | ||
323 | TVector3 pos(0.,0.,0.) ; | |
324 | GetLocalPosition(pos) ; | |
325 | Coord_t x = pos.X() ; | |
326 | Coord_t y = pos.Z() ; | |
327 | Color_t markercolor = 1 ; | |
328 | Size_t markersize = 1. ; | |
329 | Style_t markerstyle = 5 ; | |
330 | ||
331 | if (!gPad->IsBatch()) { | |
332 | gVirtualX->SetMarkerColor(markercolor) ; | |
333 | gVirtualX->SetMarkerSize (markersize) ; | |
334 | gVirtualX->SetMarkerStyle(markerstyle) ; | |
335 | } | |
336 | gPad->SetAttMarkerPS(markercolor,markerstyle,markersize) ; | |
337 | gPad->PaintPolyMarker(1,&x,&y,"") ; | |
9f616d61 | 338 | } |
88cb7938 | 339 | //______________________________________________________________________________ |
9ee9f78d | 340 | void AliPHOSRecPoint::GetLocalPosition(TVector3 & pos) const |
341 | { | |
342 | // returns the position of the cluster in the local reference system | |
343 | // of the sub-detector | |
344 | ||
345 | pos = fLocPos; | |
346 | } |