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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 | **************************************************************************/ | |
15 | ||
b2a60966 | 16 | /* $Id$ */ |
17 | ||
d15a28e7 | 18 | //_________________________________________________________________________ |
b2a60966 | 19 | // Base Class for PHOS Reconstructed Points |
20 | // | |
21 | //*-- Author: Gines Martinez (SUBATECH) | |
d15a28e7 | 22 | |
23 | // --- ROOT system --- | |
9f616d61 | 24 | #include "TPad.h" |
d15a28e7 | 25 | |
26 | // --- Standard library --- | |
de9ec31b | 27 | #include <iostream.h> |
28 | #include <stdio.h> | |
d15a28e7 | 29 | |
30 | // --- AliRoot header files --- | |
31 | ||
32 | #include "AliPHOSGeometry.h" | |
33 | #include "AliPHOSDigit.h" | |
34 | #include "AliPHOSRecPoint.h" | |
35 | ||
9f616d61 | 36 | |
37 | ||
d15a28e7 | 38 | ClassImp(AliPHOSRecPoint) |
39 | ||
40 | ||
41 | //____________________________________________________________________________ | |
42 | AliPHOSRecPoint::AliPHOSRecPoint() | |
43 | : AliRecPoint() | |
44 | { | |
b2a60966 | 45 | // ctor |
46 | ||
d15a28e7 | 47 | fGeom = AliPHOSGeometry::GetInstance() ; |
48 | fPHOSMod = 0; | |
49 | } | |
50 | ||
9f616d61 | 51 | //____________________________________________________________________________ |
52 | Int_t AliPHOSRecPoint::DistancetoPrimitive(Int_t px, Int_t py) | |
53 | { | |
b2a60966 | 54 | // Compute distance from point px,py to a AliPHOSRecPoint considered as a Tmarker |
55 | // Compute the closest distance of approach from point px,py to this marker. | |
56 | // The distance is computed in pixels units. | |
57 | ||
58 | TVector3 pos(0.,0.,0.) ; | |
59 | GetLocalPosition( pos) ; | |
60 | Float_t x = pos.X() ; | |
61 | Float_t y = pos.Z() ; | |
62 | const Int_t kMaxDiff = 10; | |
63 | Int_t pxm = gPad->XtoAbsPixel(x); | |
64 | Int_t pym = gPad->YtoAbsPixel(y); | |
65 | Int_t dist = (px-pxm)*(px-pxm) + (py-pym)*(py-pym); | |
66 | ||
67 | if (dist > kMaxDiff) return 9999; | |
68 | return dist; | |
9f616d61 | 69 | } |
6ad0bfa0 | 70 | |
9f616d61 | 71 | //___________________________________________________________________________ |
72 | void AliPHOSRecPoint::Draw(Option_t *option) | |
73 | { | |
6ad0bfa0 | 74 | // Draw this AliPHOSRecPoint with its current attributes |
75 | ||
76 | AppendPad(option); | |
9f616d61 | 77 | } |
78 | ||
79 | //______________________________________________________________________________ | |
80 | void AliPHOSRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py) | |
81 | { | |
6ad0bfa0 | 82 | // Execute action corresponding to one event |
83 | // This member function is called when a AliPHOSRecPoint is clicked with the locator | |
84 | // | |
85 | // If Left button is clicked on AliPHOSRecPoint, the digits are switched on | |
86 | // and switched off when the mouse button is released. | |
9f616d61 | 87 | |
88 | // static Int_t pxold, pyold; | |
89 | ||
b2a60966 | 90 | static TGraph * digitgraph = 0 ; |
91 | static TPaveText* clustertext = 0 ; | |
92 | ||
93 | if (!gPad->IsEditable()) return; | |
9f616d61 | 94 | |
b2a60966 | 95 | switch (event) { |
96 | ||
97 | ||
98 | case kButton1Down:{ | |
99 | AliPHOSDigit * digit ; | |
100 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
101 | Int_t iDigit; | |
102 | Int_t relid[4] ; | |
31aa6d6c | 103 | |
104 | const Int_t fMulDigit=AliPHOSRecPoint::GetDigitsMultiplicity() ; | |
105 | Float_t * xi = new Float_t [fMulDigit] ; | |
106 | Float_t * zi = new Float_t [fMulDigit] ; | |
b2a60966 | 107 | |
108 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
109 | digit = (AliPHOSDigit *) fDigitsList[iDigit]; | |
110 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
111 | phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]) ; | |
112 | } | |
113 | ||
114 | if (!digitgraph) { | |
115 | digitgraph = new TGraph(fMulDigit,xi,zi); | |
116 | digitgraph-> SetMarkerStyle(5) ; | |
117 | digitgraph-> SetMarkerSize(1.) ; | |
118 | digitgraph-> SetMarkerColor(1) ; | |
119 | digitgraph-> Draw("P") ; | |
120 | } | |
121 | if (!clustertext) { | |
122 | ||
123 | TVector3 pos(0.,0.,0.) ; | |
124 | GetLocalPosition(pos) ; | |
125 | clustertext = new TPaveText(pos.X()-10,pos.Z()+10,pos.X()+50,pos.Z()+35,"") ; | |
126 | Text_t line1[40] ; | |
127 | Text_t line2[40] ; | |
128 | sprintf(line1,"Energy=%1.2f GeV",GetEnergy()) ; | |
129 | sprintf(line2,"%d Digits",GetDigitsMultiplicity()) ; | |
130 | clustertext ->AddText(line1) ; | |
131 | clustertext ->AddText(line2) ; | |
132 | clustertext ->Draw(""); | |
133 | } | |
134 | gPad->Update() ; | |
135 | Print() ; | |
31aa6d6c | 136 | delete[] xi ; |
137 | delete[] zi ; | |
138 | } | |
b2a60966 | 139 | |
31aa6d6c | 140 | break; |
b2a60966 | 141 | |
142 | case kButton1Up: | |
143 | if (digitgraph) { | |
144 | delete digitgraph ; | |
145 | digitgraph = 0 ; | |
146 | } | |
147 | if (clustertext) { | |
148 | delete clustertext ; | |
149 | clustertext = 0 ; | |
150 | } | |
151 | ||
152 | break; | |
153 | ||
9f616d61 | 154 | } |
9f616d61 | 155 | } |
156 | ||
d15a28e7 | 157 | //____________________________________________________________________________ |
158 | Int_t AliPHOSRecPoint::GetPHOSMod() | |
b2a60966 | 159 | { |
160 | // Returns the PHOS module in which the RecPoint is found | |
161 | ||
6ad0bfa0 | 162 | if(fPHOSMod > 0) |
163 | return fPHOSMod ; | |
164 | ||
d15a28e7 | 165 | Int_t relid[4] ; |
166 | ||
167 | AliPHOSDigit * digit ; | |
168 | digit = (AliPHOSDigit *) fDigitsList[0] ; | |
92862013 | 169 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
d15a28e7 | 170 | |
92862013 | 171 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
d15a28e7 | 172 | fPHOSMod = relid[0]; |
173 | return fPHOSMod ; | |
174 | } | |
6ad0bfa0 | 175 | |
cf239357 | 176 | //______________________________________________________________________________ |
b2a60966 | 177 | Int_t * AliPHOSRecPoint::GetPrimaries(Int_t & number) |
cf239357 | 178 | { |
b2a60966 | 179 | // Constructs the list of primary particles which have contributed to this RecPoint |
180 | ||
cf239357 | 181 | AliPHOSDigit * digit ; |
182 | Int_t index ; | |
b2a60966 | 183 | Int_t maxcounter = 10 ; |
cf239357 | 184 | Int_t counter = 0 ; |
185 | Int_t * tempo = new Int_t[maxcounter] ; | |
186 | ||
187 | for ( index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits | |
188 | digit = (AliPHOSDigit *) fDigitsList[index] ; | |
cf239357 | 189 | Int_t nprimaries = digit->GetNprimary() ; |
26d4b141 | 190 | Int_t * newprimaryarray = new Int_t[nprimaries] ; |
191 | Int_t ii ; | |
192 | for ( ii = 0 ; ii < nprimaries ; ii++) | |
193 | newprimaryarray[ii] = digit->GetPrimary(ii+1) ; | |
cf239357 | 194 | Int_t jndex ; |
195 | for ( jndex = 0 ; jndex < nprimaries ; jndex++ ) { // all primaries in digit | |
26d4b141 | 196 | if ( counter > maxcounter ) { |
cf239357 | 197 | number = - 1 ; |
198 | cout << "AliPHOSRecPoint::GetNprimaries ERROR > increase maxcounter " << endl ; | |
199 | break ; | |
200 | } | |
201 | Int_t newprimary = newprimaryarray[jndex] ; | |
cf239357 | 202 | Int_t kndex ; |
203 | Bool_t already = kFALSE ; | |
204 | for ( kndex = 0 ; kndex < counter ; kndex++ ) { //check if not already stored | |
205 | if ( newprimary == tempo[kndex] ){ | |
206 | already = kTRUE ; | |
207 | break ; | |
208 | } | |
209 | } // end of check | |
b2a60966 | 210 | if ( !already) { // store it |
211 | tempo[counter] = newprimary ; | |
212 | counter++ ; | |
cf239357 | 213 | } // store it |
214 | } // all primaries in digit | |
26d4b141 | 215 | delete newprimaryarray ; |
cf239357 | 216 | } // all digits |
217 | ||
cf239357 | 218 | number = counter ; |
b2a60966 | 219 | return tempo ; |
cf239357 | 220 | } |
221 | ||
9f616d61 | 222 | //______________________________________________________________________________ |
223 | void AliPHOSRecPoint::Paint(Option_t *) | |
224 | { | |
b2a60966 | 225 | // Paint this ALiRecPoint as a TMarker with its current attributes |
226 | ||
227 | TVector3 pos(0.,0.,0.) ; | |
228 | GetLocalPosition(pos) ; | |
229 | Coord_t x = pos.X() ; | |
230 | Coord_t y = pos.Z() ; | |
231 | Color_t markercolor = 1 ; | |
232 | Size_t markersize = 1. ; | |
233 | Style_t markerstyle = 5 ; | |
234 | ||
235 | if (!gPad->IsBatch()) { | |
236 | gVirtualX->SetMarkerColor(markercolor) ; | |
237 | gVirtualX->SetMarkerSize (markersize) ; | |
238 | gVirtualX->SetMarkerStyle(markerstyle) ; | |
239 | } | |
240 | gPad->SetAttMarkerPS(markercolor,markerstyle,markersize) ; | |
241 | gPad->PaintPolyMarker(1,&x,&y,"") ; | |
9f616d61 | 242 | } |