#ifndef ALI_MUON_ST12_QUADRANT_SEGMENTATION_H #define ALI_MUON_ST12_QUADRANT_SEGMENTATION_H /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * See cxx source for full Copyright notice */ /* $Id$ */ // Revision of includes 07/05/2004 /// \ingroup base /// \class AliMUONSt12QuadrantSegmentation /// \brief Segmentation for MUON quadrants of stations 1 and 2 using /// the mapping package /// /// \author Ivana Hrivnacova, IPN Orsay #include "AliMpStationType.h" #include "AliMpPlaneType.h" #include "AliMUONVGeometryDESegmentation.h" class TObjArray; class AliMpSector; class AliMpSectorSegmentation; class AliMpVPadIterator; class AliMpPad; class AliMUONChamber; class AliMUONSt12QuadrantSegmentation : public AliMUONVGeometryDESegmentation { public: AliMUONSt12QuadrantSegmentation(AliMpVSegmentation* segmentation, AliMp::StationType stationType, AliMp::PlaneType planeType); AliMUONSt12QuadrantSegmentation(); virtual ~AliMUONSt12QuadrantSegmentation(); // // methods derived from base class // // Set Chamber Segmentation Parameters // virtual void SetPadSize(Float_t p1, Float_t p2); // Pad size Dx*Dy virtual void SetDAnod(Float_t D); // Anode Pitch // Check if pad exists // virtual Bool_t HasPad(Float_t x, Float_t y, Float_t z); // Returns true if a pad exists in the given position virtual Bool_t HasPad(Int_t ix, Int_t iy); // Returns true if a pad with given indices exists // Quadrant type // virtual AliMUONGeometryDirection GetDirection(); // Returns the direction with a constant pad size // Access to mapping virtual const AliMpVSegmentation* GetMpSegmentation() const; // Transform from pad (wire) to real coordinates and vice versa // virtual Float_t GetAnod(Float_t xhit) const; // Anode wire coordinate closest to xhit virtual void GetPadI(Float_t x, Float_t y, Float_t z, Int_t& ix, Int_t& iy); virtual void GetPadI(Float_t x, Float_t y , Int_t &ix, Int_t &iy) ; // Transform from pad to real coordinates virtual void GetPadC(Int_t ix, Int_t iy, Float_t& x, Float_t& y, Float_t& z); virtual void GetPadC(Int_t ix, Int_t iy, Float_t& x, Float_t& y); // Transform from real to pad coordinates // Initialisation // virtual void Init(Int_t chamber); // Get member data // virtual Float_t Dpx() const; virtual Float_t Dpy() const; // Pad size in x, y virtual Float_t Dpx(Int_t isector) const; virtual Float_t Dpy(Int_t isector) const; // Pad size in x, y by Sector virtual Int_t Npx() const; virtual Int_t Npy() const; // Maximum number of Pads in y virtual void SetPad(Int_t ix, Int_t iy); // Set pad position virtual void SetHit(Float_t xhit, Float_t yhit, Float_t zhit); // Set hit position // Iterate over pads // virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t zhit, Float_t dx, Float_t dy); virtual void NextPad(); virtual Int_t MorePads(); virtual Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t* dummy) ; // Distance between 1 pad and a position virtual void GetNParallelAndOffset(Int_t iX, Int_t iY, Int_t* Nparallel, Int_t* Offset); // Number of pads read in parallel and offset to add to x // (specific to LYON, but mandatory for display) virtual void Neighbours(Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]); // Get next neighbours // Current values // virtual Int_t Ix(); virtual Int_t Iy(); // Current pad cursor during disintegration // x, y-coordinate virtual Int_t ISector(); // current sector virtual Int_t Sector(Int_t ix, Int_t iy); virtual Int_t Sector(Float_t x, Float_t y); // calculate sector from pad coordinates virtual void IntegrationLimits(Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2); // Current integration limits // Signal Generation // virtual Int_t SigGenCond(Float_t x, Float_t y, Float_t z); // Signal Generation Condition during Stepping virtual void SigGenInit(Float_t x, Float_t y, Float_t z); // Initialise signal generation at coord (x,y,z) virtual void GiveTestPoints(Int_t& n, Float_t* x, Float_t* y) const; // Test points for auto calibration virtual void Draw(const char *opt = ""); // Draw the segmentation zones // Function for systematic corrections // virtual void SetCorrFunc(Int_t isec, TF1* func); // Set the correction function virtual TF1* CorrFunc(Int_t isec) const; // Get the correction Function protected: AliMUONSt12QuadrantSegmentation(const AliMUONSt12QuadrantSegmentation& rhs); // operators AliMUONSt12QuadrantSegmentation& operator=(const AliMUONSt12QuadrantSegmentation & rhs); private: // methods void UpdateCurrentPadValues(const AliMpPad& pad); // data members // From mapping // AliMp::StationType fStationType; ///< Station type AliMp::PlaneType fPlaneType; ///< Plane type const AliMpSector* fSector; ///< Sector (from mapping) AliMpSectorSegmentation* fSectorSegmentation;///< Sector segmentation (from mapping) AliMpVPadIterator* fSectorIterator; //!< Iterator over pads // Wire pitch // Float_t fWireD; ///< \ brief Wire pitch ///< (smaller distance between anode wires) // Reference to mother chamber // AliMUONChamber* fChamber; //!< Reference to mother chamber Int_t fId; ///< Identifier Float_t fRmin; ///< Inner radius Float_t fRmax; ///< Outer radius Float_t fZ; ///< Z-position of chamber // Current pad during integration (cursor for disintegration) // Int_t fIx; //!< Pad coord. x Int_t fIy; //!< Pad coord. y Float_t fX; //!< Real coord. x Float_t fY; //!< Real ccord. y Int_t fZone; //!< Current zone (sector in AliSegmentation naming) // Current pad and wire during tracking (cursor at hit centre) // Float_t fXhit; //!< X-position of hit Float_t fYhit; //!< Y-position of hit // Reference point to define signal generation condition // Int_t fIxt; //!< Pad coord. x Int_t fIyt; //!< Pad coord. y Int_t fIwt; //!< Wire number Float_t fXt; //!< X Float_t fYt; //!< Y TObjArray* fCorrA; //!< Array of correction functions ClassDef(AliMUONSt12QuadrantSegmentation,2) // Station1 segmentation }; #endif //ALI_MUON_ST12_QUADRANT_SEGMENTATION_H