1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 //_________________________________________________________________________
17 // PHOSRecPoint base class deriving from AliRecPoint
18 //*-- Author : Gines MARTINEZ SUBATECH
19 //////////////////////////////////////////////////////////////////////////////
21 // --- ROOT system ---
24 // --- Standard library ---
28 // --- AliRoot header files ---
30 #include "AliPHOSGeometry.h"
31 #include "AliPHOSDigit.h"
32 #include "AliPHOSRecPoint.h"
36 ClassImp(AliPHOSRecPoint)
39 //____________________________________________________________________________
40 AliPHOSRecPoint::AliPHOSRecPoint()
43 fGeom = AliPHOSGeometry::GetInstance() ;
47 //____________________________________________________________________________
48 AliPHOSRecPoint::~AliPHOSRecPoint()
53 //____________________________________________________________________________
54 Int_t AliPHOSRecPoint::DistancetoPrimitive(Int_t px, Int_t py)
56 //Compute distance from point px,py to a AliPHOSRecPoint considered as a Tmarker
57 // Compute the closest distance of approach from point px,py to this marker.
58 // The distance is computed in pixels units.
61 TVector3 pos(0.,0.,0.) ;
62 GetLocalPosition( pos) ;
65 const Int_t kMaxDiff = 10;
66 Int_t pxm = gPad->XtoAbsPixel(x);
67 Int_t pym = gPad->YtoAbsPixel(y);
68 Int_t dist = (px-pxm)*(px-pxm) + (py-pym)*(py-pym);
70 if (dist > kMaxDiff) return 9999;
74 //___________________________________________________________________________
75 void AliPHOSRecPoint::Draw(Option_t *option)
77 // Draw this AliPHOSRecPoint with its current attributes
82 //______________________________________________________________________________
83 void AliPHOSRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py)
85 // Execute action corresponding to one event
86 // This member function is called when a AliPHOSRecPoint is clicked with the locator
88 // If Left button is clicked on AliPHOSRecPoint, the digits are switched on
89 // and switched off when the mouse button is released.
92 // static Int_t pxold, pyold;
94 static TGraph * digitgraph = 0 ;
95 static TPaveText* clustertext = 0 ;
97 if (!gPad->IsEditable()) return;
103 AliPHOSDigit * digit ;
104 AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ;
107 Float_t xi[fMulDigit] ;
108 Float_t zi[fMulDigit] ;
110 for(iDigit=0; iDigit<fMulDigit; iDigit++) {
111 digit = (AliPHOSDigit *) fDigitsList[iDigit];
112 phosgeom->AbsToRelNumbering(digit->GetId(), relid) ;
113 phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]) ;
117 digitgraph = new TGraph(fMulDigit,xi,zi);
118 digitgraph-> SetMarkerStyle(5) ;
119 digitgraph-> SetMarkerSize(1.) ;
120 digitgraph-> SetMarkerColor(1) ;
121 digitgraph-> Draw("P") ;
125 TVector3 pos(0.,0.,0.) ;
126 GetLocalPosition(pos) ;
127 clustertext = new TPaveText(pos.X()-10,pos.Z()+10,pos.X()+50,pos.Z()+35,"") ;
130 sprintf(line1,"Energy=%1.2f GeV",GetEnergy()) ;
131 sprintf(line2,"%d Digits",GetDigitsMultiplicity()) ;
132 clustertext ->AddText(line1) ;
133 clustertext ->AddText(line2) ;
134 clustertext ->Draw("");
157 //____________________________________________________________________________
158 Int_t AliPHOSRecPoint::GetPHOSMod()
165 AliPHOSDigit * digit ;
166 digit = (AliPHOSDigit *) fDigitsList[0] ;
167 AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ;
169 phosgeom->AbsToRelNumbering(digit->GetId(), relid) ;
174 //______________________________________________________________________________
175 void AliPHOSRecPoint::GetPrimaries(Int_t & number, Int_t * list)
177 AliPHOSDigit * digit ;
179 Int_t maxcounter = 3 ;
181 Int_t * tempo = new Int_t[maxcounter] ;
183 for ( index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits
184 digit = (AliPHOSDigit *) fDigitsList[index] ;
185 Int_t nprimaries = digit->GetNprimary() ;
186 Int_t * newprimaryarray = new Int_t[nprimaries] ;
188 for ( ii = 0 ; ii < nprimaries ; ii++)
189 newprimaryarray[ii] = digit->GetPrimary(ii+1) ;
191 for ( jndex = 0 ; jndex < nprimaries ; jndex++ ) { // all primaries in digit
192 if ( counter > maxcounter ) {
194 cout << "AliPHOSRecPoint::GetNprimaries ERROR > increase maxcounter " << endl ;
197 Int_t newprimary = newprimaryarray[jndex] ;
199 Bool_t already = kFALSE ;
200 for ( kndex = 0 ; kndex < counter ; kndex++ ) { //check if not already stored
201 if ( newprimary == tempo[kndex] ){
206 if ( !already) { // store it
207 tempo[counter] = newprimary ;
210 } // all primaries in digit
211 delete newprimaryarray ;
215 for ( index = 0 ; index < number ; index ++ )
216 list[index] = tempo[index] ;
221 //______________________________________________________________________________
222 void AliPHOSRecPoint::Paint(Option_t *)
224 // Paint this ALiRecPoint as a TMarker with its current attributes
226 TVector3 pos(0.,0.,0.) ;
227 GetLocalPosition(pos) ;
228 Coord_t x = pos.X() ;
229 Coord_t y = pos.Z() ;
230 Color_t markercolor = 1 ;
231 Size_t markersize = 1. ;
232 Style_t markerstyle = 5 ;
234 if (!gPad->IsBatch()) {
235 gVirtualX->SetMarkerColor(markercolor) ;
236 gVirtualX->SetMarkerSize (markersize) ;
237 gVirtualX->SetMarkerStyle(markerstyle) ;
239 gPad->SetAttMarkerPS(markercolor,markerstyle,markersize) ;
240 gPad->PaintPolyMarker(1,&x,&y,"") ;