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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" |
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" | |
83974468 | 35 | #include "AliPHOSIndexToObject.h" |
9f616d61 | 36 | |
d15a28e7 | 37 | ClassImp(AliPHOSRecPoint) |
38 | ||
39 | ||
40 | //____________________________________________________________________________ | |
41 | AliPHOSRecPoint::AliPHOSRecPoint() | |
42 | : AliRecPoint() | |
43 | { | |
b2a60966 | 44 | // ctor |
45 | ||
b73f246d | 46 | fGeom = (AliPHOSGeometry*) AliPHOSGeometry::GetInstance() ; |
d15a28e7 | 47 | fPHOSMod = 0; |
48 | } | |
49 | ||
9f616d61 | 50 | //____________________________________________________________________________ |
51 | Int_t AliPHOSRecPoint::DistancetoPrimitive(Int_t px, Int_t py) | |
52 | { | |
b2a60966 | 53 | // Compute distance from point px,py to a AliPHOSRecPoint considered as a Tmarker |
54 | // Compute the closest distance of approach from point px,py to this marker. | |
55 | // The distance is computed in pixels units. | |
56 | ||
57 | TVector3 pos(0.,0.,0.) ; | |
58 | GetLocalPosition( pos) ; | |
59 | Float_t x = pos.X() ; | |
60 | Float_t y = pos.Z() ; | |
61 | const Int_t kMaxDiff = 10; | |
62 | Int_t pxm = gPad->XtoAbsPixel(x); | |
63 | Int_t pym = gPad->YtoAbsPixel(y); | |
64 | Int_t dist = (px-pxm)*(px-pxm) + (py-pym)*(py-pym); | |
65 | ||
66 | if (dist > kMaxDiff) return 9999; | |
67 | return dist; | |
9f616d61 | 68 | } |
6ad0bfa0 | 69 | |
9f616d61 | 70 | //___________________________________________________________________________ |
71 | void AliPHOSRecPoint::Draw(Option_t *option) | |
72 | { | |
6ad0bfa0 | 73 | // Draw this AliPHOSRecPoint with its current attributes |
74 | ||
75 | AppendPad(option); | |
9f616d61 | 76 | } |
77 | ||
78 | //______________________________________________________________________________ | |
79 | void AliPHOSRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py) | |
80 | { | |
6ad0bfa0 | 81 | // Execute action corresponding to one event |
82 | // This member function is called when a AliPHOSRecPoint is clicked with the locator | |
83 | // | |
84 | // If Left button is clicked on AliPHOSRecPoint, the digits are switched on | |
85 | // and switched off when the mouse button is released. | |
9f616d61 | 86 | |
87 | // static Int_t pxold, pyold; | |
88 | ||
b2a60966 | 89 | static TGraph * digitgraph = 0 ; |
90 | static TPaveText* clustertext = 0 ; | |
91 | ||
92 | if (!gPad->IsEditable()) return; | |
9f616d61 | 93 | |
b2a60966 | 94 | switch (event) { |
95 | ||
96 | ||
97 | case kButton1Down:{ | |
98 | AliPHOSDigit * digit ; | |
99 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
100 | Int_t iDigit; | |
101 | Int_t relid[4] ; | |
31aa6d6c | 102 | |
88714635 | 103 | const Int_t kMulDigit=AliPHOSRecPoint::GetDigitsMultiplicity() ; |
104 | Float_t * xi = new Float_t [kMulDigit] ; | |
105 | Float_t * zi = new Float_t [kMulDigit] ; | |
b2a60966 | 106 | |
88714635 | 107 | for(iDigit = 0; iDigit < kMulDigit; iDigit++) { |
b2a60966 | 108 | digit = (AliPHOSDigit *) fDigitsList[iDigit]; |
109 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
110 | phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]) ; | |
111 | } | |
112 | ||
113 | if (!digitgraph) { | |
114 | digitgraph = new TGraph(fMulDigit,xi,zi); | |
115 | digitgraph-> SetMarkerStyle(5) ; | |
116 | digitgraph-> SetMarkerSize(1.) ; | |
117 | digitgraph-> SetMarkerColor(1) ; | |
118 | digitgraph-> Draw("P") ; | |
119 | } | |
120 | if (!clustertext) { | |
121 | ||
122 | TVector3 pos(0.,0.,0.) ; | |
123 | GetLocalPosition(pos) ; | |
124 | clustertext = new TPaveText(pos.X()-10,pos.Z()+10,pos.X()+50,pos.Z()+35,"") ; | |
125 | Text_t line1[40] ; | |
126 | Text_t line2[40] ; | |
127 | sprintf(line1,"Energy=%1.2f GeV",GetEnergy()) ; | |
128 | sprintf(line2,"%d Digits",GetDigitsMultiplicity()) ; | |
129 | clustertext ->AddText(line1) ; | |
130 | clustertext ->AddText(line2) ; | |
131 | clustertext ->Draw(""); | |
132 | } | |
133 | gPad->Update() ; | |
134 | Print() ; | |
31aa6d6c | 135 | delete[] xi ; |
136 | delete[] zi ; | |
137 | } | |
b2a60966 | 138 | |
31aa6d6c | 139 | break; |
b2a60966 | 140 | |
141 | case kButton1Up: | |
142 | if (digitgraph) { | |
143 | delete digitgraph ; | |
144 | digitgraph = 0 ; | |
145 | } | |
146 | if (clustertext) { | |
147 | delete clustertext ; | |
148 | clustertext = 0 ; | |
149 | } | |
150 | ||
151 | break; | |
152 | ||
9f616d61 | 153 | } |
9f616d61 | 154 | } |
ad8cfaf4 | 155 | //____________________________________________________________________________ |
156 | void AliPHOSRecPoint::EvalAll() { | |
157 | //evaluates (if necessary) all RecPoint data members | |
9f616d61 | 158 | |
ad8cfaf4 | 159 | EvalPHOSMod() ; |
160 | } | |
d15a28e7 | 161 | //____________________________________________________________________________ |
ad8cfaf4 | 162 | void AliPHOSRecPoint::EvalPHOSMod() |
b2a60966 | 163 | { |
164 | // Returns the PHOS module in which the RecPoint is found | |
165 | ||
83974468 | 166 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; |
167 | ||
ad8cfaf4 | 168 | Int_t relid[4] ; |
83974468 | 169 | |
d15a28e7 | 170 | AliPHOSDigit * digit ; |
83974468 | 171 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[0]) ) ; |
92862013 | 172 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
d15a28e7 | 173 | |
92862013 | 174 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
d15a28e7 | 175 | fPHOSMod = relid[0]; |
d15a28e7 | 176 | } |
6ad0bfa0 | 177 | |
cf239357 | 178 | //______________________________________________________________________________ |
ad8cfaf4 | 179 | Int_t * AliPHOSRecPoint::GetPrimaries(Int_t & number) const |
cf239357 | 180 | { |
b2a60966 | 181 | // Constructs the list of primary particles which have contributed to this RecPoint |
182 | ||
cf239357 | 183 | AliPHOSDigit * digit ; |
184 | Int_t index ; | |
69183710 | 185 | Int_t maxcounter = 20 ; |
cf239357 | 186 | Int_t counter = 0 ; |
187 | Int_t * tempo = new Int_t[maxcounter] ; | |
74474f44 | 188 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; |
cf239357 | 189 | |
190 | for ( index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits | |
74474f44 | 191 | digit = please->GimeDigit( fDigitsList[index] ) ; |
cf239357 | 192 | Int_t nprimaries = digit->GetNprimary() ; |
26d4b141 | 193 | Int_t * newprimaryarray = new Int_t[nprimaries] ; |
194 | Int_t ii ; | |
195 | for ( ii = 0 ; ii < nprimaries ; ii++) | |
196 | newprimaryarray[ii] = digit->GetPrimary(ii+1) ; | |
cf239357 | 197 | Int_t jndex ; |
198 | for ( jndex = 0 ; jndex < nprimaries ; jndex++ ) { // all primaries in digit | |
26d4b141 | 199 | if ( counter > maxcounter ) { |
cf239357 | 200 | number = - 1 ; |
201 | cout << "AliPHOSRecPoint::GetNprimaries ERROR > increase maxcounter " << endl ; | |
202 | break ; | |
203 | } | |
204 | Int_t newprimary = newprimaryarray[jndex] ; | |
cf239357 | 205 | Int_t kndex ; |
206 | Bool_t already = kFALSE ; | |
207 | for ( kndex = 0 ; kndex < counter ; kndex++ ) { //check if not already stored | |
208 | if ( newprimary == tempo[kndex] ){ | |
209 | already = kTRUE ; | |
210 | break ; | |
211 | } | |
212 | } // end of check | |
b2a60966 | 213 | if ( !already) { // store it |
214 | tempo[counter] = newprimary ; | |
215 | counter++ ; | |
cf239357 | 216 | } // store it |
217 | } // all primaries in digit | |
26d4b141 | 218 | delete newprimaryarray ; |
cf239357 | 219 | } // all digits |
220 | ||
cf239357 | 221 | number = counter ; |
b2a60966 | 222 | return tempo ; |
cf239357 | 223 | } |
224 | ||
9f616d61 | 225 | //______________________________________________________________________________ |
226 | void AliPHOSRecPoint::Paint(Option_t *) | |
227 | { | |
b2a60966 | 228 | // Paint this ALiRecPoint as a TMarker with its current attributes |
229 | ||
230 | TVector3 pos(0.,0.,0.) ; | |
231 | GetLocalPosition(pos) ; | |
232 | Coord_t x = pos.X() ; | |
233 | Coord_t y = pos.Z() ; | |
234 | Color_t markercolor = 1 ; | |
235 | Size_t markersize = 1. ; | |
236 | Style_t markerstyle = 5 ; | |
237 | ||
238 | if (!gPad->IsBatch()) { | |
239 | gVirtualX->SetMarkerColor(markercolor) ; | |
240 | gVirtualX->SetMarkerSize (markersize) ; | |
241 | gVirtualX->SetMarkerStyle(markerstyle) ; | |
242 | } | |
243 | gPad->SetAttMarkerPS(markercolor,markerstyle,markersize) ; | |
244 | gPad->PaintPolyMarker(1,&x,&y,"") ; | |
9f616d61 | 245 | } |