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4c039060 | 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 | /* | |
17 | $Log$ | |
68ca986e | 18 | Revision 1.7 2000/01/19 17:17:40 fca |
19 | ||
1cedd08a | 20 | Revision 1.6 1999/09/29 09:24:35 fca |
21 | Introduction of the Copyright and cvs Log | |
22 | ||
4c039060 | 23 | */ |
24 | ||
fe4da5cc | 25 | /////////////////////////////////////////////////////////////////////////////// |
26 | // // | |
27 | // Zero Degree Calorimeter // | |
28 | // This class contains the basic functions for the Time Of Flight // | |
29 | // detector. Functions specific to one particular geometry are // | |
30 | // contained in the derived classes // | |
31 | // // | |
fe4da5cc | 32 | /////////////////////////////////////////////////////////////////////////////// |
33 | ||
34 | #include <TBRIK.h> | |
35 | #include <TNode.h> | |
36 | ||
37 | #include "AliZDC.h" | |
38 | #include "AliRun.h" | |
39 | #include "AliCallf77.h" | |
40 | #include "AliConst.h" | |
41 | #include "AliMC.h" | |
42 | ||
fe4da5cc | 43 | |
44 | ClassImp(AliZDC) | |
45 | ||
46 | //_____________________________________________________________________________ | |
47 | AliZDC::AliZDC() | |
48 | { | |
49 | // | |
50 | // Default constructor for the Zero Degree Calorimeter base class | |
51 | // | |
68ca986e | 52 | fIshunt = 1; |
53 | fHits = 0; | |
fe4da5cc | 54 | } |
55 | ||
56 | //_____________________________________________________________________________ | |
57 | AliZDC::AliZDC(const char *name, const char *title) | |
58 | : AliDetector(name,title) | |
59 | { | |
60 | // | |
61 | // Standard constructor for the Zero Degree Calorimeter base class | |
62 | // | |
63 | ||
64 | // | |
65 | // Allocate the array of hits | |
66 | fHits = new TClonesArray("AliZDChit", 405); | |
1cedd08a | 67 | gAlice->AddHitList(fHits); |
fe4da5cc | 68 | |
68ca986e | 69 | fIshunt = 1; |
70 | ||
71 | fDimZN[0] = 3.52; | |
72 | fDimZN[1] = 3.52; | |
73 | fDimZN[2] = 50.; | |
74 | fDimZP[0] = 11.2; | |
75 | fDimZP[1] = 6.; | |
76 | fDimZP[2] = 75.; | |
77 | fPosZN[0] = 0.; | |
78 | fPosZN[1] = 0.; | |
79 | fPosZN[2] = 11650.; | |
80 | fPosZP[0] = -23.; | |
81 | fPosZP[1] = 0.; | |
82 | fPosZP[2] = 11600.; | |
83 | fFibZN[0] = 0.; | |
84 | fFibZN[1] = 0.01825; | |
85 | fFibZN[2] = 50.; | |
86 | fFibZP[0] = 0.; | |
87 | fFibZP[1] = 0.0275; | |
88 | fFibZP[2] = 75.; | |
89 | fGrvZN[0] = 0.03; | |
90 | fGrvZN[1] = 0.03; | |
91 | fGrvZN[2] = 50.; | |
92 | fGrvZP[0] = 0.04; | |
93 | fGrvZP[1] = 0.04; | |
94 | fGrvZP[2] = 75.; | |
95 | fDivZN[0] = 11; | |
96 | fDivZN[1] = 11; | |
97 | fDivZN[2] = 0; | |
98 | fDivZP[0] = 7; | |
99 | fDivZP[1] = 15; | |
100 | fDivZP[2] = 0; | |
101 | fTowZN[0] = 2; | |
102 | fTowZN[1] = 2; | |
103 | fTowZP[0] = 4; | |
104 | fTowZP[1] = 1; | |
fe4da5cc | 105 | } |
106 | ||
107 | //_____________________________________________________________________________ | |
108 | void AliZDC::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
109 | { | |
110 | // | |
68ca986e | 111 | // Add a ZDC hit |
fe4da5cc | 112 | // |
68ca986e | 113 | static Float_t primKinEn, xImpact, yImpact, sFlag; |
114 | ||
fe4da5cc | 115 | TClonesArray &lhits = *fHits; |
68ca986e | 116 | |
117 | AliZDChit *newquad, *curquad; | |
118 | newquad = new AliZDChit(fIshunt, track, vol, hits); | |
119 | Int_t i; | |
120 | for(i=0; i<fNhits; i++){ | |
121 | // If the hits are equal (same track, same volume), sum them. | |
122 | curquad=(AliZDChit*) lhits[i]; | |
123 | if(*curquad==*newquad){ | |
124 | *curquad = *curquad+*newquad; | |
125 | delete newquad; | |
126 | // fHits->Print(""); | |
127 | return; | |
128 | } | |
129 | } | |
130 | ||
131 | //Otherwise create a new hit. | |
132 | if(fNhits==0){ | |
133 | // First hit -> setting flag for primary or secondary particle | |
134 | Int_t primary = gAlice->GetPrimary(track); | |
135 | if(track != primary){ | |
136 | newquad->fSFlag = 1; // Hit created by secondary particle entering the ZDC | |
137 | } | |
138 | else if(track == primary){ | |
139 | newquad->fSFlag = 0; // Hit created by PRIMARY particle entering the ZDC | |
140 | } | |
141 | sFlag = newquad->fSFlag; | |
142 | primKinEn = newquad->fPrimKinEn; | |
143 | xImpact = newquad->fXImpact; | |
144 | yImpact = newquad->fYImpact; | |
145 | } | |
146 | else{ | |
147 | newquad->fPrimKinEn = primKinEn; | |
148 | newquad->fXImpact = xImpact; | |
149 | newquad->fYImpact = yImpact; | |
150 | newquad->fSFlag = sFlag; | |
151 | } | |
152 | new(lhits[fNhits++]) AliZDChit(newquad); | |
153 | if(fNhits==1) { | |
154 | // Int_t Curtrack = gAlice->CurrentTrack(); | |
155 | // Int_t Prim = gAlice->GetPrimary(Curtrack); | |
156 | // printf (" Primary track: %d, Current track: %d \n", | |
157 | // Prim, Curtrack); | |
158 | // fHits->Print(""); | |
159 | } | |
160 | delete newquad; | |
161 | // fHits->Print(""); | |
162 | ||
fe4da5cc | 163 | } |
68ca986e | 164 | |
fe4da5cc | 165 | //_____________________________________________________________________________ |
166 | void AliZDC::BuildGeometry() | |
167 | { | |
168 | // | |
169 | // Build the ROOT TNode geometry for event display | |
170 | // in the Zero Degree Calorimeter | |
171 | // This routine is dummy for the moment | |
172 | // | |
173 | ||
68ca986e | 174 | TNode *node, *top; |
175 | TBRIK *brik; | |
176 | const int kColorZDC = kRed; | |
fe4da5cc | 177 | |
178 | // | |
68ca986e | 179 | top=gAlice->GetGeometry()->GetNode("alice"); |
fe4da5cc | 180 | |
181 | // ZDC | |
fe4da5cc | 182 | brik = new TBRIK("S_ZDC","ZDC box","void",300,300,5); |
68ca986e | 183 | top->cd(); |
184 | node = new TNode("ZDC","ZDC","S_ZDC",0,0,600,""); | |
185 | node->SetLineColor(kColorZDC); | |
186 | fNodes->Add(node); | |
fe4da5cc | 187 | } |
188 | ||
189 | //_____________________________________________________________________________ | |
190 | Int_t AliZDC::DistancetoPrimitive(Int_t , Int_t ) | |
191 | { | |
192 | // | |
193 | // Distance from the mouse to the Zero Degree Calorimeter | |
194 | // Dummy routine | |
195 | // | |
196 | return 9999; | |
197 | } | |
198 | ||
fe4da5cc | 199 | //_____________________________________________________________________________ |
200 | void AliZDC::StepManager() | |
201 | { | |
202 | // | |
203 | // Routine called at every step in the Zero Degree Calorimeter | |
fe4da5cc | 204 | // |
fe4da5cc | 205 | } |
206 | ||
207 | ClassImp(AliZDChit) | |
208 | ||
209 | //_____________________________________________________________________________ | |
210 | AliZDChit::AliZDChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits): | |
211 | AliHit(shunt, track) | |
212 | { | |
213 | // | |
68ca986e | 214 | // Add a ZDC hit |
fe4da5cc | 215 | // |
216 | Int_t i; | |
68ca986e | 217 | for(i=0; i<2; i++) fVolume[i] = vol[i]; |
218 | fX = hits[0]; | |
219 | fY = hits[1]; | |
220 | fZ = hits[2]; | |
221 | fPrimKinEn = hits[3]; | |
222 | fXImpact = hits[4]; | |
223 | fYImpact = hits[5]; | |
224 | fSFlag = hits[6]; | |
225 | fLightPMQ = hits[7]; | |
226 | fLightPMC = hits[8]; | |
227 | fEnergy = hits[9]; | |
fe4da5cc | 228 | } |