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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 | // A RecPoint (cluster) in the PPSD |
18 | // A PPSD RecPoint ends up to be a single digit | |
2f04ed65 | 19 | // Why should I put meaningless comments |
20 | // just to satisfy | |
21 | // the code checker | |
b2a60966 | 22 | // |
23 | //*-- Yves Schutz (SUBATECH) | |
d15a28e7 | 24 | |
25 | // --- ROOT system --- | |
b2a60966 | 26 | |
9f616d61 | 27 | #include "TPad.h" |
b2a60966 | 28 | |
d15a28e7 | 29 | // --- Standard library --- |
30 | ||
de9ec31b | 31 | #include <iostream.h> |
d15a28e7 | 32 | |
33 | // --- AliRoot header files --- | |
34 | ||
35 | #include "AliPHOSGeometry.h" | |
36 | #include "AliPHOSPpsdRecPoint.h" | |
c4073cad | 37 | #include "AliPHOSCpvRecPoint.h" |
d15a28e7 | 38 | #include "AliRun.h" |
7b7c1533 | 39 | #include "AliPHOSGetter.h" |
d15a28e7 | 40 | |
41 | ClassImp(AliPHOSPpsdRecPoint) | |
42 | ||
43 | //____________________________________________________________________________ | |
44 | AliPHOSPpsdRecPoint::AliPHOSPpsdRecPoint(void) | |
45 | { | |
b2a60966 | 46 | // ctor |
47 | ||
d15a28e7 | 48 | fMulDigit = 0 ; |
d15a28e7 | 49 | fLocPos.SetX(1000000.) ; //Local position should be evaluated |
50 | } | |
51 | ||
d15a28e7 | 52 | //____________________________________________________________________________ |
83974468 | 53 | void AliPHOSPpsdRecPoint::AddDigit(AliPHOSDigit & digit, Float_t Energy) |
d15a28e7 | 54 | { |
55 | // adds a digit to the digits list | |
56 | // and accumulates the total amplitude and the multiplicity | |
57 | ||
58 | ||
59 | if ( fMulDigit >= fMaxDigit ) { // increase the size of the lists | |
9f616d61 | 60 | fMaxDigit*=2 ; |
61 | int * tempo = new ( int[fMaxDigit] ) ; | |
d15a28e7 | 62 | Int_t index ; |
63 | ||
64 | for ( index = 0 ; index < fMulDigit ; index++ ) | |
65 | tempo[index] = fDigitsList[index] ; | |
66 | ||
9f616d61 | 67 | delete [] fDigitsList ; |
68 | fDigitsList = new ( int[fMaxDigit] ) ; | |
69 | ||
70 | for ( index = 0 ; index < fMulDigit ; index++ ) | |
71 | fDigitsList[index] = tempo[index] ; | |
72 | ||
73 | delete [] tempo ; | |
d15a28e7 | 74 | } |
9f616d61 | 75 | |
83974468 | 76 | fDigitsList[fMulDigit++] = digit.GetIndexInList() ; |
d15a28e7 | 77 | fAmp += Energy ; |
2731cd1e | 78 | EvalPHOSMod(&digit) ; |
d15a28e7 | 79 | } |
80 | ||
d15a28e7 | 81 | //____________________________________________________________________________ |
2a941f4e | 82 | Int_t AliPHOSPpsdRecPoint::Compare(const TObject * obj) const |
d15a28e7 | 83 | { |
b2a60966 | 84 | // Compares according to the position |
2731cd1e | 85 | Float_t delta = 1 ; //width of the "Sorting row" |
86 | ||
d15a28e7 | 87 | Int_t rv ; |
88 | ||
c4073cad | 89 | if( (strcmp(obj->ClassName() , "AliPHOSPpsdRecPoint" )) == 0) // PPSD Rec Point |
90 | { | |
91 | AliPHOSPpsdRecPoint * clu = (AliPHOSPpsdRecPoint *)obj ; | |
92 | ||
2731cd1e | 93 | Float_t x1 , z1 ; //This rec point |
94 | Float_t x2 , z2 ; // | |
c4073cad | 95 | |
96 | Int_t phosmod1 ; | |
97 | Int_t phosmod2 ; | |
98 | ||
99 | Int_t up1 ; | |
100 | Int_t up2 ; | |
d15a28e7 | 101 | |
c4073cad | 102 | if(GetUp()) // upper layer |
103 | up1 = 0 ; | |
104 | else // lower layer | |
105 | up1 = 1 ; | |
106 | ||
107 | if(clu->GetUp()) // upper layer | |
108 | up2 = 0 ; | |
109 | else // lower layer | |
110 | up2 = 1 ; | |
111 | ||
112 | TVector3 posloc ; | |
2731cd1e | 113 | GetLocalPosition(posloc) ; |
c4073cad | 114 | x1 = posloc.X() ; |
115 | z1 = posloc.Z() ; | |
2731cd1e | 116 | phosmod1 = GetPHOSMod(); |
c4073cad | 117 | clu->GetLocalPosition(posloc) ; |
118 | x2 = posloc.X() ; | |
119 | z2 = posloc.Z() ; | |
120 | phosmod2 = clu->GetPHOSMod(); | |
121 | ||
122 | if(phosmod1 == phosmod2 ) { | |
123 | ||
124 | if(up1 == up2 ){ | |
2731cd1e | 125 | Int_t rowdif = (Int_t)TMath::Ceil(x1/delta) - (Int_t) TMath::Ceil(x2/delta) ; |
c4073cad | 126 | |
127 | if (rowdif> 0) | |
2731cd1e | 128 | rv = 1 ; |
129 | else if(rowdif < 0) | |
c4073cad | 130 | rv = -1 ; |
c4073cad | 131 | else if(z1>z2) |
132 | rv = -1 ; | |
133 | else | |
134 | rv = 1 ; | |
135 | } | |
136 | ||
137 | else { | |
138 | ||
139 | if(up1 < up2 ) // Upper level first (up = True or False, True > False) | |
2731cd1e | 140 | rv = -1 ; |
c4073cad | 141 | else |
2731cd1e | 142 | rv = 1 ; |
c4073cad | 143 | } |
144 | ||
145 | } // if phosmod1 == phosmod2 | |
146 | ||
147 | else { | |
148 | ||
149 | if(phosmod1 < phosmod2 ) | |
150 | rv = -1 ; | |
151 | else | |
152 | rv = 1 ; | |
153 | ||
154 | } | |
155 | ||
156 | return rv ; | |
d15a28e7 | 157 | } |
c4073cad | 158 | else |
159 | { | |
160 | AliPHOSCpvRecPoint * clu = (AliPHOSCpvRecPoint *) obj ; | |
2731cd1e | 161 | if(GetPHOSMod() < clu->GetPHOSMod() ) |
c4073cad | 162 | rv = -1 ; |
d15a28e7 | 163 | else |
c4073cad | 164 | rv = 1 ; |
165 | return rv ; | |
d15a28e7 | 166 | } |
d15a28e7 | 167 | |
d15a28e7 | 168 | |
d15a28e7 | 169 | } |
170 | ||
171 | //____________________________________________________________________________ | |
a4e98857 | 172 | void AliPHOSPpsdRecPoint::EvalAll(Float_t logWeight,TClonesArray * digits ) |
173 | { | |
174 | // calculates all the characteristics of the RecPoint | |
2731cd1e | 175 | AliPHOSRecPoint::EvalAll(logWeight,digits) ; |
176 | EvalLocalPosition(logWeight,digits) ; | |
177 | EvalUp(digits) ; | |
ad8cfaf4 | 178 | } |
179 | ||
180 | //____________________________________________________________________________ | |
2731cd1e | 181 | void AliPHOSPpsdRecPoint::EvalLocalPosition(Float_t logWeight,TClonesArray * digits ) |
b2a60966 | 182 | { |
a4e98857 | 183 | // Calculates the local position in the PHOS-PPSD-module coordinates |
b2a60966 | 184 | |
d15a28e7 | 185 | Int_t relid[4] ; |
186 | ||
187 | Float_t x = 0. ; | |
188 | Float_t z = 0. ; | |
189 | ||
7b7c1533 | 190 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
191 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry*)gime->PHOSGeometry(); | |
d15a28e7 | 192 | |
193 | AliPHOSDigit * digit ; | |
194 | Int_t iDigit; | |
195 | ||
6ad0bfa0 | 196 | for(iDigit = 0; iDigit < fMulDigit; iDigit++) { |
2731cd1e | 197 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; |
d15a28e7 | 198 | |
199 | Float_t xi ; | |
200 | Float_t zi ; | |
92862013 | 201 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
202 | phosgeom->RelPosInModule(relid, xi, zi); | |
d15a28e7 | 203 | x += xi ; |
204 | z += zi ; | |
205 | } | |
206 | ||
6ad0bfa0 | 207 | x /= fMulDigit ; |
208 | z /= fMulDigit ; | |
d15a28e7 | 209 | |
210 | fLocPos.SetX(x) ; | |
211 | fLocPos.SetY(0.) ; | |
212 | fLocPos.SetZ(z) ; | |
213 | ||
d15a28e7 | 214 | } |
215 | ||
216 | //____________________________________________________________________________ | |
2731cd1e | 217 | void AliPHOSPpsdRecPoint::EvalUp(TClonesArray * digits) |
d15a28e7 | 218 | { |
6c370def | 219 | // Are we in the uper PPSD module ? |
220 | ||
d15a28e7 | 221 | Int_t relid[4] ; |
222 | ||
7b7c1533 | 223 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
224 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry*)gime->PHOSGeometry(); | |
d15a28e7 | 225 | |
83974468 | 226 | |
2731cd1e | 227 | AliPHOSDigit *digit = (AliPHOSDigit *) digits->At(fDigitsList[0]) ; |
d15a28e7 | 228 | |
92862013 | 229 | phosgeom->AbsToRelNumbering(digit->GetId(),relid); |
d15a28e7 | 230 | |
231 | if((Int_t)TMath::Ceil((Float_t)relid[1]/ | |
92862013 | 232 | (phosgeom->GetNumberOfModulesPhi()*phosgeom->GetNumberOfModulesZ())-0.0001 ) > 1) |
2731cd1e | 233 | fUp = kFALSE ; |
d15a28e7 | 234 | else |
2731cd1e | 235 | fUp = kTRUE ; |
d15a28e7 | 236 | |
d15a28e7 | 237 | } |
9f616d61 | 238 | //______________________________________________________________________________ |
239 | void AliPHOSPpsdRecPoint::Paint(Option_t *) | |
240 | { | |
b2a60966 | 241 | //*-*-*-*-*-*-*-*-*-*-*Paint this ALiRecPoint as a TMarker with its current attributes*-*-*-*-*-*-* |
242 | //*-* ============================================= | |
243 | ||
244 | TVector3 pos(0.,0.,0.) ; | |
245 | GetLocalPosition(pos) ; | |
246 | Coord_t x = pos.X() ; | |
247 | Coord_t y = pos.Z() ; | |
248 | Color_t markercolor = 1 ; | |
249 | Size_t markersize = 1. ; | |
250 | Style_t markerstyle = 2 ; | |
251 | if (GetUp()) | |
252 | markerstyle = 3 ; | |
253 | ||
254 | if (!gPad->IsBatch()) { | |
255 | gVirtualX->SetMarkerColor(markercolor); | |
256 | gVirtualX->SetMarkerSize (markersize); | |
257 | gVirtualX->SetMarkerStyle(markerstyle); | |
258 | } | |
259 | gPad->SetAttMarkerPS(markercolor,markerstyle,markersize); | |
260 | gPad->PaintPolyMarker(1,&x,&y,""); | |
261 | ||
262 | ||
9f616d61 | 263 | } |
d15a28e7 | 264 | |
265 | //____________________________________________________________________________ | |
266 | void AliPHOSPpsdRecPoint::Print(Option_t * option) | |
267 | { | |
b2a60966 | 268 | // Print the digits information |
269 | ||
d15a28e7 | 270 | cout << "AliPHOSPpsdRecPoint: " << endl ; |
271 | ||
2731cd1e | 272 | Int_t iDigit; |
273 | cout << " Digit{s} # " ; | |
274 | for(iDigit=0; iDigit<fMulDigit; iDigit++) | |
275 | cout << fDigitsList[iDigit] << " " ; | |
276 | cout << endl ; | |
277 | ||
d15a28e7 | 278 | cout << " Multiplicity = " << fMulDigit << endl ; |
83974468 | 279 | cout << " Stored at position " << fIndexInList << endl ; |
d15a28e7 | 280 | } |
281 | ||
282 |