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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 | |
9265505b | 18 | // ------------------------------- |
19 | // Class AliMUONResponseTrigger | |
20 | // ------------------------------- | |
21 | // Implementation | |
22 | // of RPC response | |
30178c30 | 23 | |
a9e2aefa | 24 | |
9265505b | 25 | #include "AliMUONResponseTrigger.h" |
885d501b | 26 | #include "AliMUON.h" |
27 | #include "AliMUONDigit.h" | |
28 | #include "AliMUONGeometryTransformer.h" | |
29 | #include "AliMUONHit.h" | |
9265505b | 30 | #include "AliMUONConstants.h" |
31 | ||
885d501b | 32 | #include "AliMpPad.h" |
866c3232 | 33 | #include "AliMpCathodType.h" |
885d501b | 34 | #include "AliMpPlaneType.h" |
9265505b | 35 | #include "AliMpSegmentation.h" |
885d501b | 36 | #include "AliMpVSegmentation.h" |
9265505b | 37 | |
885d501b | 38 | #include "AliRun.h" |
9265505b | 39 | #include "AliLog.h" |
885d501b | 40 | #include "TList.h" |
885d501b | 41 | |
9265505b | 42 | /// \cond CLASSIMP |
a9e2aefa | 43 | ClassImp(AliMUONResponseTrigger) |
9265505b | 44 | /// \endcond |
a9e2aefa | 45 | |
885d501b | 46 | namespace |
47 | { | |
885d501b | 48 | AliMUON* muon() |
49 | { | |
50 | return static_cast<AliMUON*>(gAlice->GetModule("MUON")); | |
51 | } | |
52 | ||
53 | void Global2Local(Int_t detElemId, Double_t xg, Double_t yg, Double_t zg, | |
54 | Double_t& xl, Double_t& yl, Double_t& zl) | |
55 | { | |
56 | // ideally should be : | |
57 | // Double_t x,y,z; | |
58 | // AliMUONGeometry::Global2Local(detElemId,xg,yg,zg,x,y,z); | |
59 | // but while waiting for this geometry singleton, let's go through | |
60 | // AliMUON still. | |
61 | ||
62 | const AliMUONGeometryTransformer* transformer = muon()->GetGeometryTransformer(); | |
63 | transformer->Global2Local(detElemId,xg,yg,zg,xl,yl,zl); | |
64 | } | |
885d501b | 65 | } |
66 | ||
30178c30 | 67 | //------------------------------------------------------------------ |
68 | AliMUONResponseTrigger::AliMUONResponseTrigger() | |
7e4a628d | 69 | : AliMUONResponse() |
30178c30 | 70 | { |
9265505b | 71 | /// Default constructor |
72 | } | |
73 | ||
74 | //------------------------------------------------------------------ | |
75 | AliMUONResponseTrigger::~AliMUONResponseTrigger() | |
76 | { | |
77 | /// Destructor | |
925e6570 | 78 | } |
30178c30 | 79 | |
885d501b | 80 | //_____________________________________________________________________________ |
81 | void | |
82 | AliMUONResponseTrigger::DisIntegrate(const AliMUONHit& hit, TList& digits) | |
83 | { | |
9265505b | 84 | /// Generate 2 digits (one on each cathode) from 1 hit, i.e. no cluster-size |
85 | /// generation (simplest response case). | |
885d501b | 86 | |
87 | digits.Clear(); | |
88 | ||
89 | Float_t xhit = hit.X(); | |
90 | Float_t yhit = hit.Y(); | |
91 | Float_t zhit = 0; // FIXME : should it be hit.Z() ? | |
92 | Int_t detElemId = hit.DetElemId(); | |
93 | ||
94 | Double_t x,y,z; | |
95 | Global2Local(detElemId,xhit,yhit,zhit,x,y,z); | |
96 | ||
97 | Float_t tof = hit.Age(); | |
98 | Int_t twentyNano(100); | |
d344444e | 99 | if (tof<AliMUONConstants::TriggerTofLimit()) |
885d501b | 100 | { |
101 | twentyNano=1; | |
102 | } | |
103 | ||
866c3232 | 104 | for ( Int_t cath = AliMp::kCath0; cath <= AliMp::kCath1; ++cath ) |
885d501b | 105 | { |
9265505b | 106 | const AliMpVSegmentation* seg |
866c3232 | 107 | = AliMpSegmentation::Instance() |
108 | ->GetMpSegmentation(detElemId,AliMp::GetCathodType(cath)); | |
885d501b | 109 | |
110 | AliMpPad pad = seg->PadByPosition(TVector2(x,y),kFALSE); | |
111 | Int_t ix = pad.GetIndices().GetFirst(); | |
112 | Int_t iy = pad.GetIndices().GetSecond(); | |
113 | ||
114 | AliDebug(1,Form("xhit,yhit=%e,%e lx,ly,lz=%e,%e,%e ix,iy=%d,%d", | |
115 | xhit,yhit,x,y,z,ix,iy)); | |
116 | ||
117 | if ( !pad.IsValid() ) | |
118 | { | |
119 | AliWarning(Form("hit w/o strip %d-%d xhit,yhit=%e,%e local x,y,z " | |
120 | "%e,%e,%e ix,iy=%d,%d",detElemId, | |
121 | cath, | |
122 | xhit,yhit,x,y,z,ix,iy)); | |
123 | continue; | |
124 | } | |
2a7d64a9 | 125 | AliMUONDigit* d = new AliMUONDigit(detElemId,pad.GetLocation(0).GetFirst(), |
126 | pad.GetLocation(0).GetSecond(),cath); | |
127 | d->SetPadXY(ix,iy); | |
128 | ||
129 | //FIXME : a trigger digit can have several locations. | |
130 | //this is not currently supported by the digit class. Change that or not ? | |
131 | d->SetCharge(twentyNano); | |
885d501b | 132 | digits.Add(d); |
885d501b | 133 | } |
134 | ||
885d501b | 135 | } |
136 | ||
a9e2aefa | 137 | |
138 | ||
139 | ||
140 |