New version of alignment framework.
[u/mrichter/AliRoot.git] / STEER / AliAlignObj.h
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c18195b9 1#ifndef ALIALIGNOBJ_H
2#define ALIALIGNOBJ_H
3
fdf65bb5 4//************************************************************************
5// AliAlignObj: alignment base class for the storage of alignment *
6// information for a single volume, that is a translation, a rotation *
7// and a the identity of the volume itself in form of a TGeo path and *
8// as a unique integer identifier *
befe2c08 9//************************************************************************
c18195b9 10#include "TObject.h"
11#include "TString.h"
12#include "TGeoMatrix.h"
13
03b18860 14class AliTrackPoint;
15class AliTrackPointArray;
16
c18195b9 17class AliAlignObj : public TObject {
18
19 public:
20
21 AliAlignObj();
22 AliAlignObj(const AliAlignObj& theAlignObj);
23 AliAlignObj& operator= (const AliAlignObj& theAlignObj);
38b3a170 24 AliAlignObj& operator*=(const AliAlignObj& theAlignObj);
c18195b9 25 virtual ~AliAlignObj();
877c3816 26 enum ELayerID{kInvalidLayer=0,
27 kFirstLayer=1,
98937d93 28 kSPD1=1, kSPD2=2,
befe2c08 29 kSDD1=3, kSDD2=4,
30 kSSD1=5, kSSD2=6,
31 kTPC1=7, kTPC2=8,
32 kTRD1=9, kTRD2=10, kTRD3=11, kTRD4=12, kTRD5=13, kTRD6=14,
33 kTOF=15,
34 kPHOS1=16, kPHOS2=17,
35 kRICH=18,
98937d93 36 kMUON=19,
37 kLastLayer=20};
c18195b9 38
39 //Setters
40 virtual void SetTranslation(Double_t x, Double_t y, Double_t z) = 0;
41 virtual void SetTranslation(const TGeoMatrix& m) = 0;
42 virtual void SetRotation(Double_t psi, Double_t theta, Double_t phi) = 0;
43 virtual Bool_t SetRotation(const TGeoMatrix& m) = 0;
44 virtual void SetPars(Double_t x, Double_t y, Double_t z, Double_t psi,
45 Double_t theta, Double_t phi) = 0;
46 virtual void SetMatrix(const TGeoMatrix& m) = 0;
47 void SetVolPath(const TString& volpath) {fVolPath=volpath;}
cab6c0d0 48 void SetVolUID(UShort_t voluid) {fVolUID=voluid;}
befe2c08 49 void SetVolUID(ELayerID layerId, Int_t modId);
c18195b9 50
51 //Getters
52 const char *GetVolPath() const {return fVolPath.Data();}
53 UShort_t GetVolUID() const {return fVolUID;}
befe2c08 54 void GetVolUID(ELayerID &layerId, Int_t &modId) const;
c18195b9 55 virtual void GetTranslation(Double_t* tr) const=0;
56 virtual Bool_t GetAngles(Double_t* angles) const=0;
57 virtual void GetPars(Double_t transl[], Double_t rot[]) const=0;
58 virtual void GetMatrix(TGeoHMatrix& m) const=0;
59
03b18860 60 virtual AliAlignObj& Inverse() const=0;
61
62 void Transform(AliTrackPoint &p) const;
63 void Transform(AliTrackPointArray &array) const;
64
c18195b9 65 void Print(Option_t *) const;
66
98937d93 67 static Int_t LayerSize(Int_t layer) { return fgLayerSize[layer]; }
68 static const char* LayerName(Int_t layer) { return fgLayerName[layer]; }
69
befe2c08 70 static UShort_t LayerToVolUID(ELayerID layerId, Int_t modId);
46ae650f 71 static UShort_t LayerToVolUID(Int_t layerId, Int_t modId);
befe2c08 72 static ELayerID VolUIDToLayer(UShort_t voluid, Int_t &modId);
73 static ELayerID VolUIDToLayer(UShort_t voluid);
03b18860 74
75 static const char* GetVolPath(UShort_t voluid) {
76 Int_t modId;
77 ELayerID layerId = VolUIDToLayer(voluid,modId);
78 return GetVolPath(layerId,modId);
79 }
e7570944 80 static const char* GetVolPath(ELayerID layerId, Int_t modId);
03b18860 81
995ad051 82 Bool_t ApplyToGeometry();
83 static Bool_t GetFromGeometry(const char *path, AliAlignObj &alobj);
84
c18195b9 85 protected:
86
87 void AnglesToMatrix(const Double_t *angles, Double_t *rot) const;
88 Bool_t MatrixToAngles(const Double_t *rot, Double_t *angles) const;
89
03b18860 90 void InitVolPaths();
91
c18195b9 92 //Volume identifiers
98937d93 93 TString fVolPath; // Volume path inside TGeo geometry
94 UShort_t fVolUID; // Unique volume ID
95
96 static Int_t fgLayerSize[kLastLayer - kFirstLayer];
97 static const char* fgLayerName[kLastLayer - kFirstLayer];
03b18860 98
7604a026 99 static TString* fgVolPath[kLastLayer - kFirstLayer];
03b18860 100
101 ClassDef(AliAlignObj, 2)
c18195b9 102};
103
c18195b9 104#endif