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Better starting value for estimate of covariance matrix (Maksym, Silvia)
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db486a6e 1#ifndef ALIITSV11GEOMETRYSPD_H
2#define ALIITSV11GEOMETRYSPD_H
592651e2 3
d0048cec 4/*
59da35b6 5 * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved.
592651e2 6 * See cxx source for full Copyright notice.
7 */
d0048cec 8
bc3498f4 9 // Implementation of the SPD v11 central geometry.
10 // Contains also:
11 // - the materials/media used for its volumes;
12 // - settings for the related transport parameters
13 // (GEANT3 types for the moment).
14 //
a53658c6 15
543b7370 16/*
592651e2 17 * $Id$
543b7370 18 */
592651e2 19
c93255fe 20#include <TArrayD.h>
a53658c6 21#include <TGeoManager.h>
22#include <TVirtualMC.h>
297369a1 23#include <TString.h>
24#include <TArrayI.h>
bc3498f4 25#include <TPolyLine.h>
26#include <TPolyMarker.h>
db486a6e 27#include <AliITSv11Geometry.h>
a53658c6 28
bc3498f4 29class TGeoVolume;
7855ea93 30class TGeoCompositeShape;
db486a6e 31
592651e2 32class AliITSv11GeometrySPD : public AliITSv11Geometry
33{
54c9a3d9 34 public:
d0048cec 35
54c9a3d9 36 // Default constructor
37 AliITSv11GeometrySPD(/*Double_t gap = 0.0075*/);
38 // Standard Constructor
39 AliITSv11GeometrySPD(Int_t debug/*, Double_t gap = 0.0075*/);
40 // Copy constructor
41 AliITSv11GeometrySPD(const AliITSv11GeometrySPD &s);
42 // Assignment operator
43 AliITSv11GeometrySPD& operator=(const AliITSv11GeometrySPD &s);
44 // Destructor
45 virtual ~AliITSv11GeometrySPD() {};
46
54c9a3d9 47 /* Services */
48
49 // get names
d0048cec 50 virtual const char *GetSenstiveVolumeName1() const
54c9a3d9 51 {return "ITSSPDlay1-sensor";}
d0048cec 52 virtual const char *GetSenstiveVolumeName2() const
54c9a3d9 53 {return "ITSSPDlay2-sensor";}
54 virtual const char *GetSenstiveVolumeName(Int_t lay) const
55 {return (lay==1) ? GetSenstiveVolumeName1():GetSenstiveVolumeName2();}
56 // get medium
57 virtual TGeoMedium* GetMedium(const char* mediumName,
43aefea7 58 const TGeoManager *mgr = gGeoManager) const;
54c9a3d9 59 // retrieve the mounting location and rotation needed to mount an SPD stave
57aa7862 60 virtual Int_t GetSPDsectorX0Size() const
61 {return fSPDsectorX0.GetSize();}
54c9a3d9 62 virtual Bool_t GetSectorMountingPoints(Int_t index, Double_t &x0,
63 Double_t &y0, Double_t &x1, Double_t &y1) const;
64 // displace the staves on the carbon fiber sector
65 virtual void StavesInSector(TGeoVolume *moth,TGeoManager *mgr=gGeoManager);
66 // (debug purposes) define which staves to put in the sector
67 virtual void SetAddStave(Bool_t *mask);
68 // print class in ascii form to stream
69 virtual void PrintAscii(ostream *os) const;
70 // read in class in ascii form from stream
d0048cec 71 virtual void ReadAscii(istream *is);
54c9a3d9 72
73 /* Parts of the geometry */
74
75 // a single ladder (= 1 detector + 5 chips)
76 virtual TGeoVolume* CreateLadder(Int_t layer, TArrayD &sizes,
77 TGeoManager *mgr = gGeoManager) const;
78 // a clip on the central ladders
79 virtual TGeoVolume* CreateClip(TArrayD &sizes,Bool_t isDummy,
80 TGeoManager *mgr = gGeoManager) const;
81 // the grounding foil (splitted in many components)
54c9a3d9 82 virtual TGeoCompositeShape* CreateGroundingFoilShape(Int_t itype,
83 Double_t &length,Double_t &width,Double_t thickness,TArrayD &sizes);
d0048cec 84 virtual TGeoVolumeAssembly* CreateGroundingFoil(Bool_t isRight, TArrayD &sizes,
54c9a3d9 85 TGeoManager *mgr = gGeoManager);
86 // the MCM (thin part + thick part with chips inside)
87 virtual TGeoVolumeAssembly* CreateMCM(Bool_t isRight, TArrayD &sizes,
88 TGeoManager *mgr = gGeoManager) const;
89 // the pixel bus (flat part + pt1000s + large capacitors/resistors)
3ffa185f 90 virtual TGeoVolumeAssembly* CreatePixelBus(Bool_t isRight, Int_t layer, TArrayD &sizes,
54c9a3d9 91 TGeoManager *mgr = gGeoManager) const;
92 // the extender complicated geometry
93 virtual TGeoVolume* CreateExtender(const Double_t *params,
94 const TGeoMedium *medium, TArrayD &sizes) const;
45c52bb2 95
96 virtual TGeoVolume* CreatePatchPanel(TArrayD &sizes,
97 TGeoManager *mgr = gGeoManager) const;
d0048cec 98
44d18d38 99 virtual TList* CreateConeModule(Bool_t sideC, const Double_t angle,
96eb8210 100 TGeoManager *mgr = gGeoManager) const;
7f69c251 101 virtual void CreateCones(TGeoVolume *moth) const;
d0048cec 102 // a half-stave (put together ladders + MCM + bus, and add clips
54c9a3d9 103 // if requested)
104 virtual TGeoVolumeAssembly* CreateHalfStave(Bool_t isRight, Int_t layer,
105 Int_t idxCentral, Int_t idxSide,TArrayD &sizes/*,
106 Bool_t addClips = kFALSE*/, TGeoManager *mgr = gGeoManager);
107 // the whole stave (2 half-staves of different orientation)
108 virtual TGeoVolumeAssembly* CreateStave(Int_t layer, TArrayD &sizes,
109 /*Bool_t addClips = kFALSE,*/TGeoManager *mgr = gGeoManager);
110 // the complete Carbon Fiber sector (support + staves)
30611568 111 virtual void CarbonFiberSector(TGeoVolume *moth, Int_t sect, Double_t &xAAtubeCenter0,
54c9a3d9 112 Double_t &yAAtubeCenter0, TGeoManager *mgr = gGeoManager);
113 // the whole SPD barrel (the 10 sectors at once)
114 virtual void SPDSector(TGeoVolume *moth, TGeoManager *mgr = gGeoManager);
115 // Returns the location of the SPD cooling tube ends. RB26 (muon absober
116 // side) and RB24 (open side). Staves number 0,1 inner Staves, 2-5 outer
117 // staves. Sectors numbers 0-9.
118 virtual void GetSPDCoolingTubeRB26(Int_t sector,Int_t stave,
119 Double_t &x,Double_t &y,Double_t &z)const{
120 x = fTubeEndSector[sector][1][stave][0];
121 y = fTubeEndSector[sector][1][stave][1];
122 z = fTubeEndSector[sector][1][stave][2];return;};
123 virtual void GetSPDCoolingTubeRB24(Int_t sector,Int_t stave,
124 Double_t &x,Double_t &y,Double_t &z)const{
125 x = fTubeEndSector[sector][0][stave][0];
126 y = fTubeEndSector[sector][0][stave][1];
127 z = fTubeEndSector[sector][0][stave][2];return;};
128 private:
129 // NOTE:
130 // all of the member functions which define a component of the final SPD
d0048cec 131 // will need to be defined as private once the design is fixed and
54c9a3d9 132 // does not need any longer to be checked and debugged.
133
134 /* Service methods for internal use only */
135
d0048cec 136 // compute shape of the SPD Sector given specific inputs
54c9a3d9 137 void SPDsectorShape(Int_t n,const Double_t *xc, const Double_t *yc,
138 const Double_t *r,const Double_t *ths,
d0048cec 139 const Double_t *the, Int_t npr,Int_t &m,
54c9a3d9 140 Double_t **xp, Double_t **yp) const;
141 // compute a point o a line parallel to a given direction
142 // and with a fixed distance from it
143 void ParallelPosition(Double_t dist1, Double_t dist2, Double_t phi,
144 Double_t &x, Double_t &y) const;
145 // comutes the radial translation of a sector to give the
146 // proper distance between SPD detectors and the beam pipe.
147 Double_t GetSPDSectorTranslation(Double_t x0,Double_t y0,Double_t x1,
148 Double_t y1,Double_t r)const;
149 Bool_t CFHolePoints(Double_t s,Double_t r1,Double_t r2,Double_t l,
150 Double_t &x,Double_t &y)const;
151
152 /* Data members */
153
d0048cec 154 static const Double_t fgkGapLadder;// thicknes of the empty (air) gap left
155 // between the ladder and the grounding
54c9a3d9 156 // foil for alignment
157 static const Double_t fgkGapHalfStave;//thickness of the empty (air) gap
158 // left between HS and Carbon Suport
159 Bool_t fAddStave[6]; // [DEBUG] must be TRUE for all staves
d0048cec 160 // which will be mounted in the sector
161 // (used to check overlaps)
54c9a3d9 162 TArrayD fSPDsectorX0; // X of first edge of sector plane for stave
163 TArrayD fSPDsectorY0; // Y of first edge of sector plane for stave
164 TArrayD fSPDsectorX1; // X of second edge of sector plane for stave
165 TArrayD fSPDsectorY1; // Y of second edge of sector plane for stave
166 //
167 Double_t fTubeEndSector[10][2][6][3]; // Location of tube end in sector
168 /* ROOT dictionary */
169
170 ClassDef(AliITSv11GeometrySPD,2) // ITS v11 Central SPD geometry
db486a6e 171};
172
bc3498f4 173// Input and output function for standard C++ input/output.
174ostream &operator<<(ostream &os, const AliITSv11GeometrySPD &s);
175istream &operator>>(istream &is, AliITSv11GeometrySPD &s);
297369a1 176
bc3498f4 177#endif