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fe4da5cc | 1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // // | |
3 | // Forward Multiplicity Detector // | |
4 | // This class contains the base procedures for the Forward Multiplicity // | |
5 | // detector // | |
6 | // // | |
7 | //Begin_Html | |
8 | /* | |
1439f98e | 9 | <img src="picts/AliFMDClass.gif"> |
fe4da5cc | 10 | </pre> |
11 | <br clear=left> | |
12 | <font size=+2 color=red> | |
13 | <p>The responsible person for this module is | |
14 | <a href="mailto:Valeri.Kondratiev@cern.ch">Valeri Kondratiev</a>. | |
15 | </font> | |
16 | <pre> | |
17 | */ | |
18 | //End_Html | |
19 | // // | |
20 | // // | |
21 | /////////////////////////////////////////////////////////////////////////////// | |
22 | ||
23 | #include <TTUBE.h> | |
24 | #include <TNode.h> | |
25 | #include "AliRun.h" | |
26 | #include "AliFMD.h" | |
fe4da5cc | 27 | |
28 | ClassImp(AliFMD) | |
29 | ||
30 | //_____________________________________________________________________________ | |
31 | AliFMD::AliFMD(): AliDetector() | |
32 | { | |
33 | // | |
34 | // Default constructor for class AliFMD | |
35 | // | |
36 | fIshunt = 0; | |
37 | } | |
38 | ||
39 | //_____________________________________________________________________________ | |
40 | AliFMD::AliFMD(const char *name, const char *title) | |
41 | : AliDetector(name,title) | |
42 | { | |
43 | // | |
44 | // Standard constructor for Forward Multiplicity Detector | |
45 | // | |
46 | ||
47 | // | |
48 | // Initialise Hit array | |
49 | fHits = new TClonesArray("AliFMDhit", 405); | |
50 | ||
51 | fIshunt = 0; | |
52 | } | |
53 | ||
54 | //_____________________________________________________________________________ | |
55 | void AliFMD::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
56 | { | |
57 | // | |
58 | // Add a FMD hit | |
59 | // | |
60 | TClonesArray &lhits = *fHits; | |
61 | new(lhits[fNhits++]) AliFMDhit(fIshunt,track,vol,hits); | |
62 | } | |
63 | ||
64 | //_____________________________________________________________________________ | |
65 | void AliFMD::BuildGeometry() | |
66 | { | |
67 | // | |
68 | // Build simple ROOT TNode geometry for event display | |
69 | // | |
70 | TNode *Node, *Top; | |
71 | const int kColorFMD = 7; | |
72 | // | |
73 | Top=gAlice->GetGeometry()->GetNode("alice"); | |
74 | ||
75 | // FMD define the different volumes | |
76 | ||
77 | new TTUBE("S_FMD1","FMD sensitive volume 1","void",4.5,10.5,3); | |
78 | Top->cd(); | |
79 | Node = new TNode("FMD1","FMD1","S_FMD1",0,0,86.5,""); | |
80 | Node->SetLineColor(kColorFMD); | |
81 | fNodes->Add(Node); | |
82 | ||
83 | new TTUBE("S_FMD2","FMD sensitive volume 2","void",4.5,10.5,3); | |
84 | Top->cd(); | |
85 | Node = new TNode("FMD2","FMD2","S_FMD2",0,0,-86.5,""); | |
86 | Node->SetLineColor(kColorFMD); | |
87 | fNodes->Add(Node); | |
88 | ||
89 | new TTUBE("S_FMD3","FMD sensitive volume 3","void",8,14,3); | |
90 | Top->cd(); | |
91 | Node = new TNode("FMD3","FMD3","S_FMD3",0,0,71.2,""); | |
92 | Node->SetLineColor(kColorFMD); | |
93 | fNodes->Add(Node); | |
94 | ||
95 | new TTUBE("S_FMD4","FMD sensitive volume 4","void",8,14,3); | |
96 | Top->cd(); | |
97 | Node = new TNode("FMD4","FMD4","S_FMD4",0,0,-71.2,""); | |
98 | fNodes->Add(Node); | |
99 | Node->SetLineColor(kColorFMD); | |
100 | ||
101 | new TTUBE("S_FMD5","FMD sensitive volume 5","void",8,17.5,3); | |
102 | Top->cd(); | |
103 | Node = new TNode("FMD5","FMD5","S_FMD5",0,0,44,""); | |
104 | Node->SetLineColor(kColorFMD); | |
105 | fNodes->Add(Node); | |
106 | ||
107 | new TTUBE("S_FMD6","FMD sensitive volume 6","void",8,17.5,3); | |
108 | Top->cd(); | |
109 | Node = new TNode("FMD6","FMD6","S_FMD6",0,0,-44,""); | |
110 | Node->SetLineColor(kColorFMD); | |
111 | fNodes->Add(Node); | |
112 | ||
113 | new TTUBE("S_FMD7","FMD sensitive volume 7","void",4.2,13,3); | |
114 | Top->cd(); | |
115 | Node = new TNode("FMD7","FMD7","S_FMD7",0,0,-231,""); | |
116 | Node->SetLineColor(kColorFMD); | |
117 | fNodes->Add(Node); | |
118 | } | |
119 | ||
120 | //_____________________________________________________________________________ | |
121 | Int_t AliFMD::DistancetoPrimitive(Int_t , Int_t ) | |
122 | { | |
123 | // | |
124 | // Calculate the distance from the mouse to the FMD on the screen | |
125 | // Dummy routine | |
126 | // | |
127 | return 9999; | |
128 | } | |
129 | ||
130 | //_____________________________________________________________________________ | |
131 | void AliFMD::StepManager() | |
132 | { | |
133 | // | |
134 | // Called for each step in the FMD | |
135 | // | |
136 | ||
137 | Float_t hits[3]; | |
0a6d8768 | 138 | Int_t i,copy,vol[1]; |
fe4da5cc | 139 | TClonesArray &lhits = *fHits; |
0a6d8768 | 140 | TLorentzVector p; |
fe4da5cc | 141 | |
0a6d8768 | 142 | gMC->CurrentVolID(copy); |
fe4da5cc | 143 | vol[0] = copy; |
0a6d8768 | 144 | gMC->TrackPosition(p); |
145 | for(i=0;i<3;++i) hits[i]=p[i]; | |
fe4da5cc | 146 | new(lhits[fNhits++]) AliFMDhit(fIshunt,gAlice->CurrentTrack(),vol,hits); |
147 | } | |
148 | ||
149 | //___________________________________________ | |
150 | void AliFMD::Init() | |
151 | { | |
152 | // | |
153 | // Initialis the FMD after it has been built | |
154 | Int_t i; | |
155 | // | |
156 | printf("\n"); | |
157 | for(i=0;i<35;i++) printf("*"); | |
158 | printf(" FMD_INIT "); | |
159 | for(i=0;i<35;i++) printf("*"); | |
160 | printf("\n"); | |
161 | // | |
162 | // Here the FMD initialisation code (if any!) | |
163 | for(i=0;i<80;i++) printf("*"); | |
164 | printf("\n"); | |
165 | } | |
166 | ||
167 | ||
168 | ClassImp(AliFMDhit) | |
169 | ||
170 | //_____________________________________________________________________________ | |
171 | AliFMDhit::AliFMDhit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits): | |
172 | AliHit(shunt, track) | |
173 | { | |
174 | // | |
175 | // Add a FMD hit | |
176 | // | |
177 | fVolume = vol[0]; | |
178 | fX=hits[0]; | |
179 | fY=hits[1]; | |
180 | fZ=hits[2]; | |
181 | } | |
182 |