4 //************************************************************************
5 // AliAlignObj: alignment base class for the storage of the alignment *
6 // constants for a single volume: *
7 // - a displacement (a shift and a rotation) either as *
8 // - the 6 doubles which identify it or as *
9 // - the matrix which identifies it *
10 // - the identity of the volume itself in form of a symbolic volume *
11 // name for alignable volumes, in form of a TGeo path otherwise, *
12 // and as a unique integer identifier *
13 //************************************************************************
16 #include "TGeoMatrix.h"
17 #include "AliGeomManager.h"
21 class AliTrackPointArray;
23 class AliAlignObj : public TObject {
28 AliAlignObj(const char* symname, UShort_t voluid);
29 AliAlignObj(const char* symname, AliGeomManager::ELayerID detId, Int_t modId);
30 AliAlignObj(const AliAlignObj& theAlignObj);
31 AliAlignObj& operator= (const AliAlignObj& theAlignObj);
32 AliAlignObj& operator*=(const AliAlignObj& theAlignObj);
33 virtual ~AliAlignObj();
36 virtual void SetTranslation(Double_t x, Double_t y, Double_t z) = 0;
37 virtual void SetTranslation(const TGeoMatrix& m) = 0;
38 virtual Bool_t SetLocalTranslation(Double_t x, Double_t y, Double_t z);
39 virtual Bool_t SetLocalTranslation(const TGeoMatrix& m);
40 virtual void SetRotation(Double_t psi, Double_t theta, Double_t phi) = 0;
41 virtual Bool_t SetRotation(const TGeoMatrix& m) = 0;
42 virtual Bool_t SetLocalRotation(Double_t psi, Double_t theta, Double_t phi);
43 virtual Bool_t SetLocalRotation(const TGeoMatrix& m);
44 virtual void SetPars(Double_t x, Double_t y, Double_t z, Double_t psi,
45 Double_t theta, Double_t phi);
46 virtual Bool_t SetLocalPars(Double_t x, Double_t y, Double_t z,
47 Double_t psi, Double_t theta, Double_t phi);
48 virtual Bool_t SetMatrix(const TGeoMatrix& m);
49 virtual Bool_t SetLocalMatrix(const TGeoMatrix& m);
50 void SetSymName(const TString& symname) {fVolPath=symname;}
51 void SetVolUID(UShort_t voluid) {fVolUID=voluid;}
52 void SetVolUID(AliGeomManager::ELayerID layerId, Int_t modId);
55 const char *GetSymName() const {return fVolPath.Data();}
56 UShort_t GetVolUID() const {return fVolUID;}
57 void GetVolUID(AliGeomManager::ELayerID &layerId, Int_t &modId) const;
58 virtual void GetTranslation(Double_t* tr) const=0;
59 virtual Bool_t GetLocalTranslation(Double_t* tr) const;
60 virtual Bool_t GetAngles(Double_t* angles) const=0;
61 virtual Bool_t GetLocalAngles(Double_t* angles) const;
62 virtual Bool_t GetPars(Double_t transl[], Double_t angles[]) const;
63 virtual Bool_t GetLocalPars(Double_t transl[], Double_t angles[]) const;
64 virtual void GetMatrix(TGeoHMatrix& m) const=0;
65 virtual Bool_t GetLocalMatrix(TGeoHMatrix& m) const;
67 Bool_t IsSortable() const {return kTRUE;}
68 Int_t GetLevel() const;
69 virtual Int_t Compare(const TObject* obj) const;
71 virtual AliAlignObj& Inverse() const=0;
73 void Transform(AliTrackPoint &p) const;
74 void Transform(AliTrackPointArray &array) const;
76 void Print(Option_t *) const;
78 static Int_t LayerSize(Int_t layerId) {return AliGeomManager::LayerSize(layerId);}
79 static const char* LayerName(Int_t layerId) {return AliGeomManager::LayerName(layerId);}
81 static UShort_t LayerToVolUID(AliGeomManager::ELayerID layerId, Int_t modId) {return AliGeomManager::LayerToVolUID(layerId, modId);}
82 static UShort_t LayerToVolUID(Int_t layerId, Int_t modId) {return AliGeomManager::LayerToVolUID(layerId, modId);}
83 static AliGeomManager::ELayerID VolUIDToLayer(UShort_t voluid, Int_t &modId) {return AliGeomManager::VolUIDToLayer(voluid, modId);}
84 static AliGeomManager::ELayerID VolUIDToLayer(UShort_t voluid) {return AliGeomManager::VolUIDToLayer(voluid);}
85 static UShort_t LayerToVolUIDSafe(AliGeomManager::ELayerID layerId, Int_t modId) {return AliGeomManager::LayerToVolUIDSafe(layerId, modId);}
86 static UShort_t LayerToVolUIDSafe(Int_t layerId, Int_t modId) {return AliGeomManager::LayerToVolUIDSafe(layerId, modId);}
87 static AliGeomManager::ELayerID VolUIDToLayerSafe(UShort_t voluid, Int_t &modId) {return AliGeomManager::VolUIDToLayerSafe(voluid, modId);}
88 static AliGeomManager::ELayerID VolUIDToLayerSafe(UShort_t voluid) {return AliGeomManager::VolUIDToLayerSafe(voluid);}
90 static const char* SymName(UShort_t voluid) {return AliGeomManager::SymName(voluid);}
91 static const char* SymName(AliGeomManager::ELayerID layerId, Int_t modId) {return AliGeomManager::SymName(layerId, modId);}
93 Bool_t ApplyToGeometry();
94 static Bool_t GetFromGeometry(const char *symname, AliAlignObj &alobj) {return AliGeomManager::GetFromGeometry(symname, alobj);}
96 static AliAlignObj* GetAlignObj(UShort_t voluid) {return AliGeomManager::GetAlignObj(voluid);}
97 static AliAlignObj* GetAlignObj(AliGeomManager::ELayerID layerId, Int_t modId) {return AliGeomManager::GetAlignObj(layerId, modId);}
99 static Bool_t GetOrigGlobalMatrix(const char *symname, TGeoHMatrix &m) {return AliGeomManager::GetOrigGlobalMatrix(symname, m);}
103 void AnglesToMatrix(const Double_t *angles, Double_t *rot) const;
104 Bool_t MatrixToAngles(const Double_t *rot, Double_t *angles) const;
107 TString fVolPath; // Symbolic volume name; in case could coincide with
108 // the volume path inside TGeo geometry (for non-alignable volumes)
109 UShort_t fVolUID; // Unique volume ID
111 ClassDef(AliAlignObj, 2)