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0f4a7374 | 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 | $Log$ | |
655e379f | 18 | Revision 1.16 2006/04/20 22:30:50 hristov |
19 | Coding conventions (Annalisa) | |
20 | ||
0e46b9ae | 21 | Revision 1.15 2006/04/16 22:29:05 hristov |
22 | Coding conventions (Annalisa) | |
23 | ||
7aeeaf38 | 24 | Revision 1.14 2006/04/05 08:35:38 hristov |
25 | Coding conventions (S.Arcelli, C.Zampolli) | |
26 | ||
340693af | 27 | Revision 1.13 2006/03/12 14:37:54 arcelli |
28 | Changes for TOF Reconstruction using TGeo | |
29 | ||
c0545837 | 30 | Revision 1.12 2006/02/28 10:38:00 decaro |
31 | AliTOFGeometry::fAngles, AliTOFGeometry::fHeights, AliTOFGeometry::fDistances arrays: dimension definition in the right location | |
32 | ||
4402e7cb | 33 | Revision 1.11 2005/12/15 14:17:29 decaro |
34 | Correction of some parameter values | |
35 | ||
6fbc8979 | 36 | Revision 1.10 2005/12/15 08:55:32 decaro |
37 | New TOF geometry description (V5) -G. Cara Romeo and A. De Caro | |
38 | ||
d3c7bfac | 39 | Revision 1.9.1 2005/07/19 A. De Caro |
40 | Created daughter-classes AliTOFGeometryV4 and AliTOFGeometryV5 | |
41 | => moved global methods IsInsideThePad, DistanceToPad, | |
42 | GetPlate, GetSector, GetStrip, GetPadX, GetPadZ, | |
43 | GetX, GetY, GetZ, GetPadDx, GetPadDy and GetPadDz | |
44 | in daughter-classes | |
45 | ||
46 | Revision 1.9 2005/10/20 12:41:35 hristov | |
47 | Implementation of parallel tracking. It is not the default version, one can use it passing option MI from AliReconstruction to TOF (M.Ivanov) | |
48 | ||
d88fbf15 | 49 | Revision 1.8 2004/11/29 08:28:01 decaro |
50 | Introduction of a new TOF constant (i.e. TDC bin width) | |
51 | ||
43f77f2d | 52 | Revision 1.7 2004/11/05 07:20:08 decaro |
53 | TOF library splitting and conversion of some printout messages in AliLog schema (T.Kuhr) | |
54 | ||
d076c8d5 | 55 | Revision 1.6 2004/06/15 15:27:59 decaro |
56 | TOF raw data: preliminary implementation and style changes | |
57 | ||
7e6dce66 | 58 | Revision 1.5 2004/04/20 14:37:22 hristov |
59 | Using TMath::Abs instead of fabs, arrays of variable size created/deleted correctly (HP,Sun) | |
60 | ||
9b49e4c9 | 61 | Revision 1.4 2004/04/13 09:42:51 decaro |
62 | Track reconstruction code for TOF: updating | |
63 | ||
74ea065c | 64 | Revision 1.3 2003/12/29 18:40:39 hristov |
65 | Copy/paste error corrected | |
66 | ||
fb9747d4 | 67 | Revision 1.2 2003/12/29 17:26:01 hristov |
68 | Using enum to initaialize static ints in the header file, the initialization of static floats moved to the implementation file | |
69 | ||
58eb5b61 | 70 | Revision 1.1 2003/12/29 15:18:03 decaro |
71 | TOF geometry updating (addition of AliTOFGeometry) | |
72 | ||
7e6dce66 | 73 | Revision 0.05 2004/6/11 A.De Caro |
74 | Implement Global method NpadXStrip | |
75 | Insert four float constants (originally in AliTOF class) | |
76 | Revision 0.04 2004/4/05 S.Arcelli | |
74ea065c | 77 | Implement Global methods IsInsideThePad |
78 | DistanceToPad | |
7e6dce66 | 79 | Revision 0.03 2003/12/14 S.Arcelli |
80 | Set Phi range [-180,180]->[0,360] | |
81 | Revision 0.02 2003/12/10 S.Arcelli: | |
82 | Implement Global methods GetPos & GetDetID | |
83 | Revision 0.01 2003/12/04 S.Arcelli | |
0f4a7374 | 84 | */ |
85 | ||
0f4a7374 | 86 | /////////////////////////////////////////////////////////////////////////////// |
87 | // // | |
88 | // TOF Geometry class // | |
89 | // // | |
90 | /////////////////////////////////////////////////////////////////////////////// | |
91 | ||
0f4a7374 | 92 | #include "AliTOFGeometry.h" |
93 | ||
94 | ClassImp(AliTOFGeometry) | |
95 | ||
7e6dce66 | 96 | const Int_t AliTOFGeometry::fgkTimeDiff = 25000; // Min signal separation (ps) |
58eb5b61 | 97 | |
7e6dce66 | 98 | const Float_t AliTOFGeometry::fgkXPad = 2.5; // Pad size in the x direction (cm) |
99 | const Float_t AliTOFGeometry::fgkZPad = 3.5; // Pad size in the z direction (cm) | |
58eb5b61 | 100 | |
4402e7cb | 101 | const Float_t AliTOFGeometry::fgkStripLength = 122.;// Strip Length (rho X phi direction) (cm) |
102 | ||
d3c7bfac | 103 | const Float_t AliTOFGeometry::fgkSigmaForTail1= 2.; //Sig1 for simulation of TDC tails |
fb9747d4 | 104 | const Float_t AliTOFGeometry::fgkSigmaForTail2= 0.5;//Sig2 for simulation of TDC tails |
58eb5b61 | 105 | |
d3c7bfac | 106 | const Float_t AliTOFGeometry::fgkTdcBin = 24.4; // time-window for the TDC bins [ps] |
43f77f2d | 107 | |
0f4a7374 | 108 | //_____________________________________________________________________________ |
655e379f | 109 | AliTOFGeometry::AliTOFGeometry(): |
110 | fNStripC(19), // number of strips in C type module | |
111 | fZlenA(106.0), // length (cm) of the A module | |
112 | fZlenB(141.0), // length (cm) of the B module | |
113 | fZlenC(177.5), // length (cm) of the C module | |
114 | fMaxhZtof(371.5), // Max half z-size of TOF (cm) | |
115 | fRmin(370.), // Inner radius of the TOF (cm) | |
116 | fRmax(399.), // Outer radius of the TOF (cm) | |
117 | fxTOF(371.), // Inner radius of the TOF for Reconstruction (cm) | |
118 | fHoles(0), // Flag for Holes | |
119 | fPhiSec(20.) // sector Phi width (deg) | |
0f4a7374 | 120 | { |
121 | // | |
122 | // AliTOFGeometry default constructor | |
123 | // | |
124 | Init(); | |
125 | ||
126 | } | |
127 | ||
128 | //_____________________________________________________________________________ | |
129 | AliTOFGeometry::~AliTOFGeometry() | |
130 | { | |
131 | // | |
132 | // AliTOFGeometry destructor | |
133 | // | |
134 | ||
135 | } | |
136 | //_____________________________________________________________________________ | |
137 | void AliTOFGeometry::Init() | |
138 | { | |
139 | // | |
140 | // Initialize strip Tilt Angles and Heights | |
141 | // | |
0f4a7374 | 142 | |
74ea065c | 143 | fPhiSec = 360./kNSectors; |
74ea065c | 144 | |
4402e7cb | 145 | Float_t const kangles[kNPlates][kMaxNstrip] ={ |
146 | ||
147 | {44.494, 43.725, 42.946, 42.156, 41.357, 40.548, 39.729, 38.899, | |
148 | 38.060, 37.211, 36.353, 35.484, 34.606, 33.719, 32.822, 31.916, | |
149 | 31.001, 30.077, 29.144, 28.202 }, | |
150 | ||
151 | {26.884, 25.922, 24.952, 23.975, 22.989, 22.320, 21.016, 20.309, | |
152 | 19.015, 18.270, 16.989, 16.205, 14.941, 14.117, 12.871, 12.008, | |
153 | 10.784, 9.8807, 8.681, 0.0 }, | |
154 | ||
155 | { 7.5835, 6.4124, 5.4058, 4.2809, 3.2448, 2.1424, 1.078, -0., -1.078, | |
156 | -2.1424, -3.2448, -4.2809, -5.4058, -6.4124, -7.5835, 0.0, 0.0, 0.0, | |
157 | 0.0, 0.0 }, | |
158 | ||
159 | {-8.681, -9.8807, -10.784, -12.008, -12.871, -14.117, -14.941, -16.205, | |
160 | -16.989, -18.27, -19.015, -20.309, -21.016, -22.32, -22.989, | |
161 | -23.975, -24.952, -25.922, -26.884, 0. }, | |
162 | ||
163 | {-28.202, -29.144, -30.077, -31.001, -31.916, -32.822, -33.719, -34.606, | |
164 | -35.484, -36.353, -37.211, -38.06, -38.899, -39.729, -40.548, | |
165 | -41.357, -42.156, -42.946, -43.725, -44.494 }}; | |
166 | ||
167 | ||
168 | //Strips Heights | |
169 | ||
170 | Float_t const kheights[kNPlates][kMaxNstrip]= { | |
171 | ||
172 | {-5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, | |
173 | -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5 }, | |
174 | ||
175 | {-6.3, -7.1, -7.9, -8.7, -9.5, -3, -9.5, -3, -9.5, -3, | |
176 | -9.5, -3.0, -9.5, -3.0, -9.5, -3, -9.5, -3, -9 , 0.}, | |
177 | ||
178 | { -3, -9, -4.5, -9, -4.5, -9, -4.5, -9, -4.5, -9, | |
179 | -4.5, -9, -4.5, -9, -3, 0.0, 0.0, 0.0, 0.0, 0.0 }, | |
180 | ||
181 | { -9, -3, -9.5, -3, -9.5, -3, -9.5, -3, -9.5, -3, -9.5, | |
182 | -3, -9.5, -3, -9.5, -8.7, -7.9, -7.1, -6.3, 0. }, | |
183 | ||
184 | {-5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, | |
185 | -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5, -5.5 }}; | |
186 | ||
187 | for (Int_t iplate = 0; iplate < kNPlates; iplate++) { | |
188 | for (Int_t istrip = 0; istrip < kMaxNstrip; istrip++) { | |
189 | fAngles[iplate][istrip] = kangles[iplate][istrip]; | |
190 | fHeights[iplate][istrip] = kheights[iplate][istrip]; | |
191 | } | |
192 | } | |
193 | ||
0f4a7374 | 194 | } |
195 | ||
196 | //_____________________________________________________________________________ | |
7aeeaf38 | 197 | void AliTOFGeometry::GetPosPar(Int_t *det, Float_t *pos) const |
0f4a7374 | 198 | { |
199 | // | |
200 | // Returns space point coor (x,y,z) (cm) for Detector | |
201 | // Indices (iSect,iPlate,iStrip,iPadX,iPadZ) | |
202 | // | |
203 | ||
204 | pos[0]=GetX(det); | |
205 | pos[1]=GetY(det); | |
206 | pos[2]=GetZ(det); | |
207 | ||
208 | } | |
209 | //_____________________________________________________________________________ | |
7aeeaf38 | 210 | void AliTOFGeometry::GetDetID( Float_t *pos, Int_t *det) const |
0f4a7374 | 211 | { |
212 | // | |
213 | // Returns Detector Indices (iSect,iPlate,iStrip,iPadX,iPadZ) | |
214 | // space point coor (x,y,z) (cm) | |
215 | ||
216 | ||
217 | det[0]=GetSector(pos); | |
218 | det[1]=GetPlate(pos); | |
219 | det[2]=GetStrip(pos); | |
220 | det[3]=GetPadZ(pos); | |
221 | det[4]=GetPadX(pos); | |
222 | ||
223 | } | |
224 | //_____________________________________________________________________________ |