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fd61896f | 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 | ||
803d1ab0 | 16 | /* $Id$ */ |
fd61896f | 17 | |
18 | //_________________________________________________________________________ | |
19 | // Geometry class for PHOS : CPV (Charged particle veto, IHEP version) | |
a3dfe79c | 20 | // Its data members provide geometry parametrization of CPV |
21 | // which can be changed in the constructor only. | |
22 | // Author: Yuri Kharlov (IHEP, Protvino) | |
23 | // 15 September 2000 | |
fd61896f | 24 | // |
25 | // --- ROOT system --- | |
26 | ||
27 | // --- Standard library --- | |
28 | ||
fd61896f | 29 | // --- AliRoot header files --- |
30 | ||
31 | #include "AliPHOSCPVGeometry.h" | |
32 | ||
925e6570 | 33 | ClassImp(AliPHOSCPVGeometry) |
fd61896f | 34 | |
35 | //____________________________________________________________________________ | |
36 | AliPHOSCPVGeometry::AliPHOSCPVGeometry() | |
3663622c | 37 | : fNumberOfCPVLayers(1), |
38 | fNumberOfCPVPadsPhi(128), | |
39 | fNumberOfCPVPadsZ(56), | |
40 | fCPVPadSizePhi(1.13), | |
41 | fCPVPadSizeZ(2.26), | |
42 | fNumberOfCPVChipsPhi(8), | |
43 | fNumberOfCPVChipsZ(8), | |
44 | fCPVGasThickness(1.3), | |
45 | fCPVTextoliteThickness(0.1), | |
46 | fCPVCuNiFoilThickness(56e-04) | |
fd61896f | 47 | { |
48 | ||
49 | // Initializes the CPV parameters | |
fd61896f | 50 | fCPVFrameSize[0] = 2.5; |
51 | fCPVFrameSize[1] = 5.1; | |
52 | fCPVFrameSize[2] = 2.5; | |
fd61896f | 53 | fGassiplexChipSize[0] = 4.2; |
54 | fGassiplexChipSize[1] = 0.1; | |
55 | fGassiplexChipSize[2] = 6.0; | |
56 | fFTPosition[0] = 0.7; | |
57 | fFTPosition[1] = 2.2; | |
58 | fFTPosition[2] = 3.6; | |
59 | fFTPosition[3] = 5.1; | |
fd61896f | 60 | |
85218d13 | 61 | fCPVActiveSize[0] = fNumberOfCPVPadsPhi * fCPVPadSizePhi; |
62 | fCPVActiveSize[1] = fNumberOfCPVPadsZ * fCPVPadSizeZ; | |
63 | fCPVBoxSize[0] = fCPVActiveSize[0] + 2 * fCPVFrameSize[0]; | |
64 | fCPVBoxSize[1] = fCPVFrameSize[1] * fNumberOfCPVLayers + 0.1; | |
65 | fCPVBoxSize[2] = fCPVActiveSize[1] + 2 * fCPVFrameSize[2]; | |
66 | ||
67 | } | |
fd61896f | 68 | //____________________________________________________________________________ |