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db486a6e | 1 | #ifndef ALIITSV11GEOMETRYSPD_H |
2 | #define ALIITSV11GEOMETRYSPD_H | |
592651e2 | 3 | |
4 | /* | |
59da35b6 | 5 | * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. |
592651e2 | 6 | * See cxx source for full Copyright notice. |
7 | */ | |
bc3498f4 | 8 | |
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 | |
a53658c6 | 20 | #include <TGeoManager.h> |
21 | #include <TVirtualMC.h> | |
297369a1 | 22 | #include <TString.h> |
23 | #include <TArrayI.h> | |
bc3498f4 | 24 | #include <TPolyLine.h> |
25 | #include <TPolyMarker.h> | |
db486a6e | 26 | #include <AliITSv11Geometry.h> |
a53658c6 | 27 | |
bc3498f4 | 28 | class TGeoVolume; |
7855ea93 | 29 | class TGeoCompositeShape; |
db486a6e | 30 | |
592651e2 | 31 | class AliITSv11GeometrySPD : public AliITSv11Geometry |
32 | { | |
54c9a3d9 | 33 | public: |
34 | // Default constructor | |
35 | AliITSv11GeometrySPD(/*Double_t gap = 0.0075*/); | |
36 | // Standard Constructor | |
37 | AliITSv11GeometrySPD(Int_t debug/*, Double_t gap = 0.0075*/); | |
38 | // Copy constructor | |
39 | AliITSv11GeometrySPD(const AliITSv11GeometrySPD &s); | |
40 | // Assignment operator | |
41 | AliITSv11GeometrySPD& operator=(const AliITSv11GeometrySPD &s); | |
42 | // Destructor | |
43 | virtual ~AliITSv11GeometrySPD() {}; | |
44 | ||
45 | /* Settings */ | |
46 | ||
47 | // define/create materials | |
48 | virtual Int_t CreateSPDCentralMaterials(Int_t &medOffset, | |
49 | Int_t &matOffset) const; | |
50 | // set SPD Central, GEANT3 type, tracking parameters | |
51 | virtual void InitSPDCentral(Int_t offset, TVirtualMC *mc = gMC) const; | |
52 | ||
53 | /* Monitoring */ | |
54 | ||
55 | // creates standard figures for the documentation of this class | |
56 | virtual void CreateFigure0(const Char_t *path = "", | |
57 | const Char_t *type = "gif", | |
58 | TGeoManager *mgr = gGeoManager) const; | |
59 | // fill TPolylines with crossections of the SPD Carbon fiber sectors. | |
60 | Bool_t Make2DCrossSections(TPolyLine &a0, TPolyLine &a1, TPolyLine &b0, | |
61 | TPolyLine &b1, TPolyMarker &p) const; | |
62 | ||
63 | /* Services */ | |
64 | ||
65 | // get names | |
66 | virtual const char *GetSenstiveVolumeName1() const | |
67 | {return "ITSSPDlay1-sensor";} | |
68 | virtual const char *GetSenstiveVolumeName2() const | |
69 | {return "ITSSPDlay2-sensor";} | |
70 | virtual const char *GetSenstiveVolumeName(Int_t lay) const | |
71 | {return (lay==1) ? GetSenstiveVolumeName1():GetSenstiveVolumeName2();} | |
72 | // get medium | |
73 | virtual TGeoMedium* GetMedium(const char* mediumName, | |
74 | TGeoManager *mgr = gGeoManager) const; | |
75 | // retrieve the mounting location and rotation needed to mount an SPD stave | |
76 | virtual Bool_t GetSectorMountingPoints(Int_t index, Double_t &x0, | |
77 | Double_t &y0, Double_t &x1, Double_t &y1) const; | |
78 | // displace the staves on the carbon fiber sector | |
79 | virtual void StavesInSector(TGeoVolume *moth,TGeoManager *mgr=gGeoManager); | |
80 | // (debug purposes) define which staves to put in the sector | |
81 | virtual void SetAddStave(Bool_t *mask); | |
82 | // print class in ascii form to stream | |
83 | virtual void PrintAscii(ostream *os) const; | |
84 | // read in class in ascii form from stream | |
85 | virtual void ReadAscii(istream *is); | |
86 | ||
87 | /* Parts of the geometry */ | |
88 | ||
89 | // a single ladder (= 1 detector + 5 chips) | |
90 | virtual TGeoVolume* CreateLadder(Int_t layer, TArrayD &sizes, | |
91 | TGeoManager *mgr = gGeoManager) const; | |
92 | // a clip on the central ladders | |
93 | virtual TGeoVolume* CreateClip(TArrayD &sizes,Bool_t isDummy, | |
94 | TGeoManager *mgr = gGeoManager) const; | |
95 | // the grounding foil (splitted in many components) | |
96 | //virtual TGeoVolumeAssembly* CreateGroundingFoilSingle(Int_t type, | |
97 | // TArrayD &sizes, TGeoManager *mgr = gGeoManager) const; | |
98 | virtual TGeoCompositeShape* CreateGroundingFoilShape(Int_t itype, | |
99 | Double_t &length,Double_t &width,Double_t thickness,TArrayD &sizes); | |
100 | virtual TGeoVolume* CreateGroundingFoil(Bool_t isRight, TArrayD &sizes, | |
101 | TGeoManager *mgr = gGeoManager); | |
102 | // the MCM (thin part + thick part with chips inside) | |
103 | virtual TGeoVolumeAssembly* CreateMCM(Bool_t isRight, TArrayD &sizes, | |
104 | TGeoManager *mgr = gGeoManager) const; | |
105 | // the pixel bus (flat part + pt1000s + large capacitors/resistors) | |
106 | virtual TGeoVolumeAssembly* CreatePixelBus(Bool_t isRight, TArrayD &sizes, | |
107 | TGeoManager *mgr = gGeoManager) const; | |
108 | // the extender complicated geometry | |
109 | virtual TGeoVolume* CreateExtender(const Double_t *params, | |
110 | const TGeoMedium *medium, TArrayD &sizes) const; | |
111 | // the Pixel Bus & extenders (old method which will be removed) | |
112 | virtual TGeoVolumeAssembly* CreatePixelBusAndExtensions(Bool_t zpos=kTRUE, | |
113 | TGeoManager *mgr = gGeoManager) const; | |
114 | // a half-stave (put together ladders + MCM + bus, and add clips | |
115 | // if requested) | |
116 | virtual TGeoVolumeAssembly* CreateHalfStave(Bool_t isRight, Int_t layer, | |
117 | Int_t idxCentral, Int_t idxSide,TArrayD &sizes/*, | |
118 | Bool_t addClips = kFALSE*/, TGeoManager *mgr = gGeoManager); | |
119 | // the whole stave (2 half-staves of different orientation) | |
120 | virtual TGeoVolumeAssembly* CreateStave(Int_t layer, TArrayD &sizes, | |
121 | /*Bool_t addClips = kFALSE,*/TGeoManager *mgr = gGeoManager); | |
122 | // the complete Carbon Fiber sector (support + staves) | |
123 | virtual void CarbonFiberSector(TGeoVolume *moth, Double_t &xAAtubeCenter0, | |
124 | Double_t &yAAtubeCenter0, TGeoManager *mgr = gGeoManager); | |
125 | // the whole SPD barrel (the 10 sectors at once) | |
126 | virtual void SPDSector(TGeoVolume *moth, TGeoManager *mgr = gGeoManager); | |
127 | // Returns the location of the SPD cooling tube ends. RB26 (muon absober | |
128 | // side) and RB24 (open side). Staves number 0,1 inner Staves, 2-5 outer | |
129 | // staves. Sectors numbers 0-9. | |
130 | virtual void GetSPDCoolingTubeRB26(Int_t sector,Int_t stave, | |
131 | Double_t &x,Double_t &y,Double_t &z)const{ | |
132 | x = fTubeEndSector[sector][1][stave][0]; | |
133 | y = fTubeEndSector[sector][1][stave][1]; | |
134 | z = fTubeEndSector[sector][1][stave][2];return;}; | |
135 | virtual void GetSPDCoolingTubeRB24(Int_t sector,Int_t stave, | |
136 | Double_t &x,Double_t &y,Double_t &z)const{ | |
137 | x = fTubeEndSector[sector][0][stave][0]; | |
138 | y = fTubeEndSector[sector][0][stave][1]; | |
139 | z = fTubeEndSector[sector][0][stave][2];return;}; | |
140 | private: | |
141 | // NOTE: | |
142 | // all of the member functions which define a component of the final SPD | |
143 | // will need to be defined as private once the design is fixed and | |
144 | // does not need any longer to be checked and debugged. | |
145 | ||
146 | /* Service methods for internal use only */ | |
147 | ||
148 | // compute shape of the SPD Sector given specific inputs | |
149 | void SPDsectorShape(Int_t n,const Double_t *xc, const Double_t *yc, | |
150 | const Double_t *r,const Double_t *ths, | |
151 | const Double_t *the, Int_t npr,Int_t &m, | |
152 | Double_t **xp, Double_t **yp) const; | |
153 | // compute a point o a line parallel to a given direction | |
154 | // and with a fixed distance from it | |
155 | void ParallelPosition(Double_t dist1, Double_t dist2, Double_t phi, | |
156 | Double_t &x, Double_t &y) const; | |
157 | // comutes the radial translation of a sector to give the | |
158 | // proper distance between SPD detectors and the beam pipe. | |
159 | Double_t GetSPDSectorTranslation(Double_t x0,Double_t y0,Double_t x1, | |
160 | Double_t y1,Double_t r)const; | |
161 | Bool_t CFHolePoints(Double_t s,Double_t r1,Double_t r2,Double_t l, | |
162 | Double_t &x,Double_t &y)const; | |
163 | ||
164 | /* Data members */ | |
165 | ||
166 | static const Double_t fgkGapLadder;// thicknes of the empty (air) gap left | |
167 | // between the ladder and the grounding | |
168 | // foil for alignment | |
169 | static const Double_t fgkGapHalfStave;//thickness of the empty (air) gap | |
170 | // left between HS and Carbon Suport | |
171 | Bool_t fAddStave[6]; // [DEBUG] must be TRUE for all staves | |
172 | // which will be mounted in the sector | |
173 | // (used to check overlaps) | |
174 | TArrayD fSPDsectorX0; // X of first edge of sector plane for stave | |
175 | TArrayD fSPDsectorY0; // Y of first edge of sector plane for stave | |
176 | TArrayD fSPDsectorX1; // X of second edge of sector plane for stave | |
177 | TArrayD fSPDsectorY1; // Y of second edge of sector plane for stave | |
178 | // | |
179 | Double_t fTubeEndSector[10][2][6][3]; // Location of tube end in sector | |
180 | /* ROOT dictionary */ | |
181 | ||
182 | ClassDef(AliITSv11GeometrySPD,2) // ITS v11 Central SPD geometry | |
db486a6e | 183 | }; |
184 | ||
bc3498f4 | 185 | // Input and output function for standard C++ input/output. |
186 | ostream &operator<<(ostream &os, const AliITSv11GeometrySPD &s); | |
187 | istream &operator>>(istream &is, AliITSv11GeometrySPD &s); | |
297369a1 | 188 | |
bc3498f4 | 189 | #endif |