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a9e2aefa | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
a9e2aefa | 17 | |
18 | #include "AliMUONChamberTrigger.h" | |
a9e2aefa | 19 | #include "AliMUONResponseTrigger.h" |
c4a97bcd | 20 | #include "AliLog.h" |
a9e2aefa | 21 | |
22 | ClassImp(AliMUONChamberTrigger) | |
23 | ||
24 | //------------------------------------------- | |
d81db581 | 25 | |
03f221a7 | 26 | AliMUONChamberTrigger::AliMUONChamberTrigger() |
30178c30 | 27 | : AliMUONChamber() |
d81db581 | 28 | { |
29 | // Default constructor | |
30 | } | |
31 | ||
32 | ||
30178c30 | 33 | AliMUONChamberTrigger::AliMUONChamberTrigger(Int_t id) |
34 | : AliMUONChamber(id) | |
a9e2aefa | 35 | { |
d81db581 | 36 | // Constructor using chamber id |
a9e2aefa | 37 | } |
38 | ||
39 | //------------------------------------------- | |
24fe6002 | 40 | void AliMUONChamberTrigger::DisIntegration(Float_t /*eloss*/, Float_t tof, |
802a864d | 41 | Float_t xhit, Float_t yhit, Float_t zhit, |
a9e2aefa | 42 | Int_t& nnew, |
43 | Float_t newclust[6][500]) | |
44 | { | |
45 | // | |
46 | // Generates pad hits (simulated cluster) | |
47 | // using the segmentation and the response model | |
48 | ||
49 | Int_t twentyNano; | |
39f5a0e6 | 50 | if (tof<75*TMath::Power(10,-9)) { |
a9e2aefa | 51 | twentyNano=1; |
52 | } else { | |
53 | twentyNano=100; | |
54 | } | |
55 | ||
a9e2aefa | 56 | Float_t qp; |
57 | nnew=0; | |
58 | for (Int_t i=1; i<=fnsec; i++) { | |
a30a000f | 59 | AliSegmentation * segmentation= |
60 | (AliSegmentation*) (*fSegmentation)[i-1]; | |
a9e2aefa | 61 | |
62 | // Find the module & strip Id. which has fired | |
63 | Int_t ix,iy; | |
64 | ||
a30a000f | 65 | segmentation->GetPadI(xhit,yhit,0,ix,iy); |
a9e2aefa | 66 | segmentation->SetPad(ix,iy); |
8c343c7c | 67 | |
a9e2aefa | 68 | // treatment of GEANT hits w/o corresponding strip (due to the fact that |
69 | // the 2 geometries are computed in a very slightly different way) | |
70 | if (ix==0&&iy==0) { | |
c4a97bcd | 71 | AliInfo(Form("AliMUONChamberTrigger hit w/o strip %f %f \n",xhit,yhit)); |
a9e2aefa | 72 | } else { |
73 | // --- store signal information for this strip | |
74 | newclust[0][nnew]=1.; // total charge | |
75 | newclust[1][nnew]=ix; // ix-position of pad | |
76 | newclust[2][nnew]=iy; // iy-position of pad | |
77 | newclust[3][nnew]=twentyNano; // time of flight | |
78 | newclust[4][nnew]=segmentation->ISector(); // sector id | |
79 | newclust[5][nnew]=(Float_t) i; // counter | |
80 | nnew++; | |
03f221a7 | 81 | |
82 | // cluster-size if AliMUONResponseTriggerV1, nothing if AliMUONResponseTrigger | |
83 | if (((AliMUONResponseTrigger*) fResponse)->SetGenerCluster()) { | |
84 | ||
85 | // set hits | |
86 | segmentation->SetHit(xhit,yhit,zhit); | |
87 | // get the list of nearest neighbours | |
88 | Int_t nList, xList[10], yList[10]; | |
89 | segmentation->Neighbours(ix,iy,&nList,xList,yList); | |
a9e2aefa | 90 | |
03f221a7 | 91 | qp = 0; |
92 | for (Int_t j=0; j<nList; j++){ // loop over neighbours | |
93 | if (xList[j]!=0) { // existing neighbour | |
94 | if (j==0||j==5||qp!=0) { // built-up cluster-size | |
95 | ||
96 | // neighbour real coordinates (just for checks here) | |
97 | Float_t x,y,z; | |
98 | segmentation->GetPadC(xList[j],yList[j],x,y,z); | |
99 | // set pad (fx fy & fix fiy are the current pad coord. & Id.) | |
100 | segmentation->SetPad(xList[j],yList[j]); | |
101 | // get the chamber (i.e. current strip) response | |
102 | qp=fResponse->IntXY(segmentation); | |
103 | ||
104 | if (qp > 0.5) { | |
105 | // --- store signal information for neighbours | |
106 | newclust[0][nnew]=qp; // total charge | |
107 | newclust[1][nnew]=segmentation->Ix(); // ix-pos. of pad | |
108 | newclust[2][nnew]=segmentation->Iy(); // iy-pos. of pad | |
109 | newclust[3][nnew]=twentyNano; // time of flight | |
110 | newclust[4][nnew]=segmentation->ISector(); // sector id | |
111 | newclust[5][nnew]=(Float_t) i; // counter | |
112 | nnew++; | |
113 | } // qp > 0.5 | |
114 | } // built-up cluster-size | |
115 | } // existing neighbour | |
116 | } // loop over neighbours | |
117 | } // endif hit w/o strip | |
118 | } // loop over planes | |
119 | } // if AliMUONResponseTriggerV1 | |
a9e2aefa | 120 | } |
121 | ||
122 | ||
123 | ||
124 | ||
125 | ||
126 | ||
127 | ||
128 | ||
03f221a7 | 129 | |
130 |