Cut is checked only on particles. All cout's substituted by Info's
[u/mrichter/AliRoot.git] / PHOS / AliPHOSPPSDGeometry.cxx
CommitLineData
7119952d 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 $Log$
a3dfe79c 18 Revision 1.1 2000/11/03 16:29:02 schutz
19 PPSD geometry class to correct previous name-convetion rule violation
20
7119952d 21*/
22
23//_________________________________________________________________________
24// Geometry class for PHOS : PPSD (PHOS Preshower Detector)
a3dfe79c 25// Its data members provide geometry parametrization of PPSD
26// which can be changed in the constructor only.
27// Author : Yves Schutz (SUBATECH)
28// Modified : Yuri Kharlov (IHEP, Protvino)
29// 7 November 2000
30
7119952d 31// --- ROOT system ---
32
33// --- Standard library ---
34
35#include <iostream.h>
36
37// --- AliRoot header files ---
38
39#include "AliPHOSPPSDGeometry.h"
40
41ClassImp(AliPHOSPPSDGeometry) ;
42
43//____________________________________________________________________________
44AliPHOSPPSDGeometry::AliPHOSPPSDGeometry()
45{
46
47 // Initializes the PPSD parameters
48
49 fAnodeThickness = 0.0009 ;
50 fAvalancheGap = 0.01 ;
51 fCathodeThickness = 0.0009 ;
52 fCompositeThickness = 0.3 ;
53 fConversionGap = 0.6 ;
54 fLeadConverterThickness = 0.56 ;
55 fLeadToMicro2Gap = 0.1 ;
56 fLidThickness = 0.2 ;
57 fMicro1ToLeadGap = 0.1 ;
58 fMicromegasWallThickness = 0.6 ;
59 fNumberOfModulesPhi = 4 ;
60 fNumberOfModulesZ = 4 ;
a3dfe79c 61 fNumberOfPadsPhi = 32 ;
62 fNumberOfPadsZ = 32 ;
63 fPCThickness = 0.1 ;
64 fPhiDisplacement = 0.8 ;
7119952d 65 fZDisplacement = 0.8 ;
66
67 fMicromegas1Thickness = fLidThickness + 2 * fCompositeThickness + fCathodeThickness
68 + fPCThickness + fAnodeThickness + fConversionGap + fAvalancheGap ;
69 fMicromegas2Thickness = fMicromegas1Thickness ;
70
71 fPPSDModuleSize[0] = 38.0 ;
72 fPPSDModuleSize[1] = fMicromegas1Thickness ;
73 fPPSDModuleSize[2] = 38.0 ;
74
75 fPPSDBoxSize[0] = fNumberOfModulesPhi * fPPSDModuleSize[0] + 2 * fPhiDisplacement ;
76 fPPSDBoxSize[1] = fMicromegas2Thickness + fMicromegas2Thickness
77 + fLeadConverterThickness + fMicro1ToLeadGap + fLeadToMicro2Gap ;
78 fPPSDBoxSize[2] = fNumberOfModulesZ * fPPSDModuleSize[2] + 2 * fZDisplacement ;
79
80}
81
82//____________________________________________________________________________