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1 | #ifndef ALIMUONSURVEYOBJ_H | |
2 | #define ALIMUONSURVEYOBJ_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /// \ingroup geometry | |
7 | /// \class AliMUONSurveyObj | |
8 | /// \brief Base class for survey of muon spectrometer | |
9 | // | |
10 | // Author: Javier Castillo | |
11 | ||
12 | #include <TObject.h> | |
13 | ||
14 | class TObjArray; | |
15 | class TGeoCombiTrans; | |
16 | class TVector3; | |
17 | class TH2; | |
18 | class TF2; | |
19 | class TFitter; | |
20 | class TArrayD; | |
21 | ||
22 | class AliSurveyPoint; | |
23 | ||
24 | class AliMUONSurveyObj:public TObject | |
25 | { | |
26 | ||
27 | public: | |
28 | AliMUONSurveyObj(); | |
29 | virtual ~AliMUONSurveyObj(); | |
30 | ||
31 | virtual Int_t AddStickerTargets(TObjArray *pArray, TString stBaseName, Int_t lTargetMax = 9); | |
32 | virtual Int_t AddGButtonTargets(TObjArray *pArray, TString btBaseName, Int_t lTargetMax = 9); | |
33 | virtual Int_t AddLButtonTargets(TObjArray *pArray, TString btBaseName, Int_t lTargetMax = 9); | |
34 | ||
35 | /// To be implemented in a concrete Chamber or DetElem class | |
36 | virtual Int_t AddStickerTargets(TString stBaseName, Int_t lTargetMax = 9) = 0; | |
37 | /// To be implemented in a concrete Chamber or DetElem class | |
38 | virtual Int_t AddGButtonTargets(TString btBaseName, Int_t lTargetMax = 9) = 0; | |
39 | ||
40 | void AddStickerTarget(AliSurveyPoint *stPoint); | |
41 | void AddGButtonTarget(AliSurveyPoint *btPoint); | |
42 | void AddLButtonTarget(AliSurveyPoint *btPoint); | |
43 | void AddLButtonTarget(TVector3 *btVector); | |
44 | ||
45 | Int_t GetNStickerTargets(); | |
46 | AliSurveyPoint *GetStickerTarget(Int_t stIndex); | |
47 | Int_t GetNGButtonTargets(); | |
48 | AliSurveyPoint *GetGButtonTarget(Int_t btIndex); | |
49 | Int_t GetNLButtonTargets(); | |
50 | AliSurveyPoint *GetLButtonTarget(Int_t btIndex); | |
51 | /// Set transformation of geoemtrical element | |
52 | void SetBaseTransformation(TGeoCombiTrans *baseTrf, Bool_t ownerBaseTrf = kFALSE) { | |
53 | fBaseTrf = baseTrf; | |
54 | fOwnerBaseTrf=ownerBaseTrf; | |
55 | } | |
56 | /// Set local transformation of geometrical element | |
57 | virtual void SetLocalTransformation(TGeoCombiTrans *localTrf, Bool_t ownerLocalTrf = kFALSE) { | |
58 | fLocalTrf=localTrf; | |
59 | fOwnerLocalTrf=ownerLocalTrf; | |
60 | } | |
61 | ||
62 | /// Returns the local transformation | |
63 | TGeoCombiTrans* GetLocalTrf() const {return fLocalTrf;} | |
64 | /// Returns the base (global) transformation | |
65 | TGeoCombiTrans* GetBaseTrf() const {return fBaseTrf;} | |
66 | /// Returns the alignment transformation | |
67 | TGeoCombiTrans* GetAlignTrf()const {return fAlignTrf;} | |
68 | ||
69 | /// Define wether to work in mm (survey units) or cm (alice units) | |
70 | void SetUseCM(Bool_t bUseCM = kTRUE) {fUseCM = bUseCM;} | |
71 | /// Indicates if working in mm (survey units) or cm (alice units) | |
72 | Bool_t GetUseCM() const {return fUseCM;} | |
73 | ||
74 | void SetPlane(TString pName, Double_t xMin=-2000., Double_t xMax=+2000., Double_t yMin=-2000., Double_t yMax=2000.); | |
75 | void SetPlaneParameters(Double_t p0, Double_t p1, Double_t p2); | |
76 | ||
77 | void DrawSTargets(); | |
78 | Double_t FitPlane(); | |
79 | ||
80 | /// Returns the plane (TF2) representing the object | |
81 | TF2* GetPlane() const {return fPlane;} | |
82 | ||
83 | /// Returns the TFitter used for the best local to global transformation determination | |
84 | TFitter* GetFitter() const {return fFitter;} | |
85 | ||
86 | Int_t SurveyToAlign(TGeoCombiTrans &quadTransf, Double_t *parErr, Double_t psi=0., Double_t tht=0., Double_t epsi=0., Double_t etht=0.); | |
87 | Int_t SurveyToAlign(Double_t psi=0., Double_t tht=0., Double_t epsi=0., Double_t etht=0.); | |
88 | Double_t SurveyChi2(Double_t *par); | |
89 | ||
90 | Double_t EvalFunction(const TF2 *lFunction, Int_t iP1, Int_t iP2, const Char_t *lCoord); | |
91 | ||
92 | void CalculateTranslation(TF2 *xFunc, TF2 *yFunc, TF2 *zFunc, Int_t iP1, Int_t iP2, Double_t *lCenTemp); | |
93 | // TGeoCombiTrans *CalculateTransformation(TF2 *xFunc, TF2 *yFunc, TF2 *zFunc, TF2 *pFunc, Int_t iP1, Int_t iP2); | |
94 | ||
95 | Double_t CalculateGlobalDiff(TGeoCombiTrans &lTransf, Int_t nPoints, TArrayD &lDiff); | |
96 | ||
97 | Int_t CalculateBestTransf(Int_t iP1, Int_t iP2, Double_t *lXYZ, Double_t *lPTP); | |
98 | ||
99 | void CalculateMeanTransf(Double_t *lXYZ, Double_t *lPTP); | |
100 | ||
101 | /// Set xMin for functions fitting | |
102 | void SetXMin(Double_t xMin) {fXMin = xMin;} | |
103 | /// Set xMax for functions fitting | |
104 | void SetXMax(Double_t xMax) {fXMax = xMax;} | |
105 | /// Set yMin for functions fitting | |
106 | void SetYMin(Double_t yMin) {fYMin = yMin;} | |
107 | /// Set yMax for functions fitting | |
108 | void SetYMax(Double_t yMax) {fYMax = yMax;} | |
109 | /// Set zMin for functions fitting | |
110 | void SetZMin(Double_t zMin) {fZMin = zMin;} | |
111 | /// Set zMax for functions fitting | |
112 | void SetZMax(Double_t zMax) {fZMax = zMax;} | |
113 | ||
114 | virtual void PrintLocalTrf(); | |
115 | virtual void PrintAlignTrf(); | |
116 | ||
117 | void FillSTHistograms(TString baseNameC, TH2 *hSTc, TString baseNameA="", TH2 *hSTa = 0); | |
118 | ||
119 | Double_t GetAlignResX(); | |
120 | Double_t GetAlignResY(); | |
121 | ||
122 | AliSurveyPoint* ConvertPointUnits(AliSurveyPoint *stPoint, Float_t lFactor = 0.1); | |
123 | ||
124 | private: | |
125 | /// Not implemented | |
126 | AliMUONSurveyObj(const AliMUONSurveyObj& right); | |
127 | /// Not implemented | |
128 | AliMUONSurveyObj& operator = (const AliMUONSurveyObj& right); | |
129 | ||
130 | Double_t EqPlane(const Double_t *x, const Double_t *par) const { | |
131 | /// Plane equation | |
132 | return (-par[1]*x[0] +par[0]*x[1] -par[2]); // then psi=ATan(par[0]) and tht=ATan(par[0]) | |
133 | // return (-par[0]*x[0] -par[1]*x[1] -par[2]); | |
134 | } | |
135 | ||
136 | TObjArray *fSTargets; ///< Array of AliSurveyPoint of Sticker Targets | |
137 | TObjArray *fGBTargets; ///< Array of AliSurveyPoint of Button Targets | |
138 | TObjArray *fLBTargets; ///< Array of TVector3 or AliSurveyPoint of local position of Button Targets | |
139 | TGeoCombiTrans *fLocalTrf; ///< Local transformation | |
140 | TGeoCombiTrans *fAlignTrf; ///< Local alignment transformation | |
141 | TGeoCombiTrans *fBaseTrf; ///< Base Transformation | |
142 | ||
143 | Bool_t fOwnerLocalTrf; ///< Flag for owner of fLocalTrf | |
144 | Bool_t fOwnerAlignTrf; ///< Flag for owner of fAlignTrf | |
145 | Bool_t fOwnerBaseTrf; ///< Flag for owner of fBaseTrf | |
146 | ||
147 | Bool_t fUseCM; ///< Use centimeters, survey units are mm but aliroot uses cm | |
148 | ||
149 | TF2 *fPlane; ///< TF2 for plane fitting | |
150 | ||
151 | TFitter *fFitter; ///< Fitter for best local to global transformation | |
152 | ||
153 | Double_t fXMin; ///< xMin for functions fitting | |
154 | Double_t fXMax; ///< xMax for functions fitting | |
155 | Double_t fYMin; ///< yMin for functions fitting | |
156 | Double_t fYMax; ///< yMax for functions fitting | |
157 | Double_t fZMin; ///< zMin for functions fitting | |
158 | Double_t fZMax; ///< zMax for functions fitting | |
159 | ||
160 | ||
161 | ClassDef(AliMUONSurveyObj, 0) //Class for alignment of muon spectrometer | |
162 | }; | |
163 | ||
164 | #endif |