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72177635 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
16/* $Id$ */
17
18//_________________________________________________________________________
19// A Particle modified by EMCAL response and produced by AliEMCALvFast
fdebddeb 20//*--
72177635 21// To become a general class of AliRoot ?
fdebddeb 22//*--
72177635 23//*-- Author: Yves Schutz (SUBATECH)
fdebddeb 24//*--
25/////////////////////////////////////////////////////////////////////////////
72177635 26
27// --- ROOT system ---
28
29// --- Standard library ---
30
31// --- AliRoot header files ---
32
33#include "AliEMCALFastRecParticle.h"
34#include "TPad.h"
35#include "TPaveText.h"
36
37ClassImp(AliEMCALFastRecParticle) ;
38
39//____________________________________________________________________________
40AliEMCALFastRecParticle::AliEMCALFastRecParticle() : TParticle()
41{
42 // ctor
43 fType = 0 ;
44}
45
46//____________________________________________________________________________
9e5d2067 47AliEMCALFastRecParticle::AliEMCALFastRecParticle(const AliEMCALFastRecParticle & rp)
48 : TParticle(rp)
72177635 49{
50 // copy ctor
51
52 fType = rp.fType ;
53 fPdgCode = rp.fPdgCode;
54 fStatusCode = rp.fStatusCode;
55 fMother[0] = rp.fMother[0];
56 fMother[1] = rp.fMother[1];
57 fDaughter[0] = rp.fDaughter[0];
58 fDaughter[1] = rp.fDaughter[1];
59 fWeight = rp.fWeight;
60 fCalcMass = rp.fCalcMass;
61 fPx = rp.fPx;
62 fPy = rp.fPy;
63 fPz = rp.fPz;
64 fE = rp.fE;
65 fVx = rp.fVx;
66 fVy = rp.fVy;
67 fVz = rp.fVz;
68 fVt = rp.fVt;
69 fPolarTheta = rp.fPolarTheta;
70 fPolarPhi = rp.fPolarPhi;
71 fParticlePDG = rp.fParticlePDG;
72}
73
74//____________________________________________________________________________
75 AliEMCALFastRecParticle::AliEMCALFastRecParticle(const TParticle & pp)
76{
77 // ctor from a TParticle (crummy?!)
78
79 TParticle & pnoconst = (TParticle &)(pp) ;
80 AliEMCALFastRecParticle & p = (AliEMCALFastRecParticle &)(pnoconst) ;
81 fType = 0 ;
82 fPdgCode = p.fPdgCode;
83 fStatusCode = p.fStatusCode;
84 fMother[0] = p.fMother[0];
85 fMother[1] = p.fMother[1];
86 fDaughter[0] = p.fDaughter[0];
87 fDaughter[1] = p.fDaughter[1];
88 fWeight = p.fWeight;
89 fCalcMass = p.fCalcMass;
90 fPx = p.fPx;
91 fPy = p.fPy;
92 fPz = p.fPz;
93 fE = p.fE;
94 fVx = p.fVx;
95 fVy = p.fVy;
96 fVz = p.fVz;
97 fVt = p.fVt;
98 fPolarTheta = p.fPolarTheta;
99 fPolarPhi = p.fPolarPhi;
100 fParticlePDG = p.fParticlePDG;
101
102}
103
104//____________________________________________________________________________
105Int_t AliEMCALFastRecParticle::DistancetoPrimitive(Int_t px, Int_t py)
106{
107 // Compute distance from point px,py to a AliEMCALFastRecParticle considered as a Tmarker
108 // Compute the closest distance of approach from point px,py to this marker.
109 // The distance is computed in pixels units.
110
111 Double_t kRADDEG = 180. / TMath::Pi() ;
112 Coord_t x = Phi() * kRADDEG ;
113 Coord_t y = Theta() * kRADDEG ;
114 const Int_t kMaxDiff = 10;
115 Int_t pxm = gPad->XtoAbsPixel(x);
116 Int_t pym = gPad->YtoAbsPixel(y);
117 Int_t dist = (px-pxm)*(px-pxm) + (py-pym)*(py-pym);
118
119 if (dist > kMaxDiff) return 9999;
120 return dist;
121}
122
123//___________________________________________________________________________
124 void AliEMCALFastRecParticle::Draw(Option_t *option)
125 {
126 // Draw this AliEMCALFastRecParticle with its current attributes
127
128 AppendPad(option);
129 }
130
131//______________________________________________________________________________
9e5d2067 132void AliEMCALFastRecParticle::ExecuteEvent(Int_t event, Int_t /*px*/, Int_t /*py*/)
72177635 133{
134 // Execute action corresponding to one event
135 // This member function is called when a AliEMCALFastRecParticle is clicked with the locator
136
137 if (!gPad->IsEditable())
138 return ;
139
140 static TPaveText * clustertext = 0 ;
141
142 switch (event) {
143
144 case kButton1Down: {
145 Double_t kRADDEG = 180. / TMath::Pi() ;
146 Coord_t x = Phi() * kRADDEG ;
147 Coord_t y = Theta() * kRADDEG ;
148 clustertext = new TPaveText(x-1, y+1, x+5, y+3, "") ;
149 Text_t line1[40] ;
150 Text_t line2[40] ;
151 sprintf( line1, "PID: %s ", (const char*)Name() ) ;
152 sprintf( line2, "ENERGY: %f ", Energy() ) ;
153 clustertext ->AddText(line1) ;
154 clustertext ->AddText(line2) ;
155 clustertext ->Draw("");
156 gPad->Update() ;
157 break ;
158 }
159
160 case kButton1Up: {
161 delete clustertext ;
162 clustertext = 0 ;
163 gPad->Update() ;
164 break ;
165 }
166 }
167
168}
169
170//____________________________________________________________________________
171TString AliEMCALFastRecParticle::Name()const
172{
173 // Returns the name of the particle type (only valid if PIDv1 is employed)
174
175 TString name ;
176
177 if(fType == 127)
178 name = "PHOTON_LOPU_HIEF" ; //PCA = 001 TOF = 111 CPV = 111
179
180 if(fType == 511)
181 name = "PHOTON_HIPU_LOEF" ; //PCA = 011 TOF = 111 CPV = 111
182
183 if(fType == 255)
184 name = "PHOTON_MED_PU_EF" ; //PCA = 111 TOF = 111 CPV = 111
185
186 if((fType == 383)||(fType == 447))
187 name = "PHOTON_STRANGE" ; //PCA = 101 or 110 TOF = 111 CPV = 111
188
189 if(fType == 63)
190 name = "NEUTRAL_FAST_HADRON" ; //PCA = 000 TOF = 111 CPV = 111
191
192 if((fType == 504) || (fType == 505) ||(fType == 248)||(fType == 249)||(fType == 120)||(fType == 121))
193 name = "CHARGED_FAST_EM" ; //PCA = 111, 011 or 001 TOF =111 CPV = 000 or 001
194
195 if((fType == 56)||(fType == 57))
196 name = "CHARGED_FAST_HADRON" ; //PCA = 000 TOF = 111 CPV = 000 or 001
197
198 if((fType < 8)&&(fType > 0))
199 name = "NEUTRAL_SLOW_HADRON" ; //PCA = 000 TOF = 000 CPV = 001 or 011 or 111
200
201 if((fType == 0))
202 name = "CHARGED_SLOW_HADRON" ; //PCA = 000 TOF = 000 CPV = 000
203
204 if((fType == 448) || (fType == 449) ||(fType == 192)||(fType == 193)||(fType == 64)||(fType == 64))
205 name = "CHARGED_SLOW_EM" ; //PCA = 111, 011 or 001 TOF =000 CPV = 000 or 001
206
207 return name ;
208}
209
210
211//______________________________________________________________________________
212void AliEMCALFastRecParticle::SetType(Int_t type) {
213 // sets the particle type
214 fType = type ;
215
216 if((type == 127) || (fType == 511) || (fType == 255) ||(fType == 383)||(fType == 447)){
217 fPdgCode = 22 ;
218 return ;
219 }
220
221 if ((fType == 63)|| ((fType < 8)&&(fType > 0)) ){
222 fPdgCode = 2112 ;
223 return ;
224 }
225 if ( ((fType == 504) || (fType == 505) ||(fType == 248)||(fType == 249)||(fType == 120)||(fType == 121)) ){
226 fPdgCode = 11 ;
227 return ;
228 }
229 if ((fType == 448) || (fType == 449) ||(fType == 192)||(fType == 193)||(fType == 64)||(fType == 64)){
230 fPdgCode = 13 ;
231 return ;
232 }
233 if((fType == 56)||(fType == 57)){
234 fPdgCode = 211 ;
235 return ;
236 }
237 if (fType == 0){
238 fPdgCode = 2212 ;
239 return ;
240 }
241
242}
243
244//______________________________________________________________________________
245void AliEMCALFastRecParticle::Paint(Option_t *)
246{
247 // Paint this ALiRecParticle in theta,phi coordinate as a TMarker with its current attributes
248
249 Double_t kRADDEG = 180. / TMath::Pi() ;
250 Coord_t x = Phi() * kRADDEG ;
251 Coord_t y = Theta() * kRADDEG ;
252 Color_t markercolor = 1 ;
253 Size_t markersize = 1. ;
254 Style_t markerstyle = 5 ;
255
256 if (!gPad->IsBatch()) {
257 gVirtualX->SetMarkerColor(markercolor) ;
258 gVirtualX->SetMarkerSize (markersize) ;
259 gVirtualX->SetMarkerStyle(markerstyle) ;
260 }
261 gPad->SetAttMarkerPS(markercolor,markerstyle,markersize) ;
262 gPad->PaintPolyMarker(1,&x,&y,"") ;
263}
264
265//____________________________________________________________________________
9e5d2067 266void AliEMCALFastRecParticle::Print(Option_t * /*opt*/)const
72177635 267{
268 // Print the type, energy and momentum of the reconstructed particle
269
fdebddeb 270 printf("Print Summary:") ;
72177635 271 printf("AliEMCALFastRecParticle > type is %s\n", Name().Data()) ;
272 printf(" Energy = %f\n", fE) ;
273 printf(" Px = %f\n", fPx) ;
274 printf(" Py = %f\n", fPy) ;
275 printf(" Pz = %f\n", fPz) ;
276}