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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" |
76fa1113 | 20 | #include "AliMUONHit.h" |
b7ef3c96 | 21 | #include "AliMUON.h" |
22 | #include "AliMUONSegmentation.h" | |
76fa1113 | 23 | #include "AliMUONGeometrySegmentation.h" |
b7ef3c96 | 24 | #include "AliMUONGeometryTransformer.h" |
c4a97bcd | 25 | #include "AliLog.h" |
a9e2aefa | 26 | |
27 | ClassImp(AliMUONChamberTrigger) | |
28 | ||
29 | //------------------------------------------- | |
d81db581 | 30 | |
03f221a7 | 31 | AliMUONChamberTrigger::AliMUONChamberTrigger() |
b7ef3c96 | 32 | : AliMUONChamber(), |
33 | fkGeomTransformer(0) | |
d81db581 | 34 | { |
35 | // Default constructor | |
36 | } | |
37 | ||
38 | ||
b7ef3c96 | 39 | AliMUONChamberTrigger::AliMUONChamberTrigger(Int_t id, |
40 | const AliMUONGeometryTransformer* kGeometryTransformer) | |
41 | : AliMUONChamber(id), | |
42 | fkGeomTransformer(kGeometryTransformer) | |
a9e2aefa | 43 | { |
d81db581 | 44 | // Constructor using chamber id |
a9e2aefa | 45 | } |
46 | ||
76fa1113 | 47 | //------------------------------------------- |
48 | void AliMUONChamberTrigger::DisIntegration(AliMUONHit* hit, | |
49 | Int_t& nnew, | |
50 | Float_t newclust[6][500]) | |
51 | { | |
52 | // | |
53 | // Generates pad hits (simulated cluster) | |
54 | // using the segmentation and the response model | |
55 | ||
56 | ||
57 | Float_t tof = hit->Age(); | |
58 | Float_t xhit = hit->X(); | |
59 | Float_t yhit = hit->Y(); | |
60 | Float_t zhit = hit->Z(); | |
61 | Int_t id = hit->DetElemId(); | |
62 | ||
63 | Int_t twentyNano; | |
64 | if (tof<75*TMath::Power(10,-9)) { | |
65 | twentyNano=1; | |
66 | } else { | |
67 | twentyNano=100; | |
68 | } | |
69 | ||
70 | Float_t qp; | |
71 | nnew=0; | |
953daa5a | 72 | for (Int_t i = 1; i <= 2; i++) { |
b7ef3c96 | 73 | |
74 | AliMUONGeometrySegmentation* segmentation= | |
75 | fMUON->GetSegmentation()->GetModuleSegmentation(fId, i-1); | |
76 | ||
76fa1113 | 77 | |
78 | // Find the module & strip Id. which has fired | |
ba2d2202 | 79 | Int_t ix(-1); |
80 | Int_t iy(-1); | |
76fa1113 | 81 | segmentation->GetPadI(id,xhit,yhit,0,ix,iy); |
67e7e5a7 | 82 | // treatment of GEANT hits w/o corresponding strip (due to the fact that |
83 | // geometry & segmentation are computed in a very slightly different way) | |
ba2d2202 | 84 | if ( ix<0 || iy<0 ) |
85 | { | |
86 | Float_t lx,ly,lz; | |
b7ef3c96 | 87 | fkGeomTransformer->Global2Local(id,xhit,yhit,0,lx,ly,lz); |
ba2d2202 | 88 | AliWarning(Form("AliMUONChamberTrigger hit w/o strip %i-%d %e %e " |
89 | "local %e %e %e ix,iy=%d,%d\n",id,i-1,xhit,yhit,lx,ly,lz,ix,iy)); | |
90 | } else | |
91 | { | |
92 | segmentation->SetPad(id,ix,iy); | |
93 | if (xhit<0) ix = -ix; | |
94 | // printf(" fId id fnsec xhit yhit zhit ix iy %i %i %i %f %f %f %i %i \n",fId,i,id,xhit,yhit,zhit,ix,iy); | |
95 | // if (ix < 0 || ix > 10000) return; | |
96 | // if (iy < 0 || iy > 10000) return; | |
97 | ||
76fa1113 | 98 | // --- store signal information for this strip |
ba2d2202 | 99 | newclust[0][nnew]=1.; // total charge |
100 | newclust[1][nnew]=ix; // ix-position of pad | |
101 | newclust[2][nnew]=iy; // iy-position of pad | |
102 | newclust[3][nnew]=twentyNano; // time of flight | |
103 | newclust[4][nnew]=segmentation->ISector(); // sector id | |
104 | newclust[5][nnew]=(Float_t) i; // counter | |
105 | nnew++; | |
106 | ||
107 | // cluster-size if AliMUONResponseTriggerV1, nothing if AliMUONResponseTrigger | |
108 | if (((AliMUONResponseTrigger*) fResponse)->SetGenerCluster()) { | |
67e7e5a7 | 109 | |
110 | // set hits | |
111 | segmentation->SetHit(id,xhit,yhit,zhit); | |
112 | // get the list of nearest neighbours | |
113 | Int_t nList, xList[10], yList[10]; | |
114 | segmentation->Neighbours(id,ix,iy,&nList,xList,yList); | |
115 | ||
116 | qp = 0; | |
117 | for (Int_t j=0; j<nList; j++){ // loop over neighbours | |
118 | if (xList[j]!=0) { // existing neighbour | |
119 | if (j==0||j==5||qp!=0) { // built-up cluster-size | |
120 | ||
121 | // neighbour real coordinates (just for checks here) | |
122 | Float_t x,y,z; | |
123 | segmentation->GetPadC(id,xList[j],yList[j],x,y,z); | |
124 | // set pad (fx fy & fix fiy are the current pad coord. & Id.) | |
125 | segmentation->SetPad(id,xList[j],yList[j]); | |
126 | // get the chamber (i.e. current strip) response | |
127 | qp=fResponse->IntXY(id,segmentation); | |
128 | ||
129 | if (qp > 0.5) { | |
130 | // --- store signal information for neighbours | |
131 | newclust[0][nnew]=qp; // total charge | |
132 | newclust[1][nnew]=segmentation->Ix(); // ix-pos. of pad | |
133 | newclust[2][nnew]=segmentation->Iy(); // iy-pos. of pad | |
134 | newclust[3][nnew]=twentyNano; // time of flight | |
135 | newclust[4][nnew]=segmentation->ISector(); // sector id | |
136 | newclust[5][nnew]=(Float_t) i; // counter | |
137 | nnew++; | |
138 | } // qp > 0.5 | |
139 | } // built-up cluster-size | |
140 | } // existing neighbour | |
141 | } // loop over neighbours | |
142 | } // endif hit w/o strip | |
76fa1113 | 143 | } // loop over planes |
144 | } // if AliMUONResponseTriggerV1 | |
145 | } | |
a9e2aefa | 146 | |
147 | ||
148 | ||
149 | ||
03f221a7 | 150 | |
151 |