+++ /dev/null
-#ifndef ALISEGMENTATION_H
-#define ALISEGMENTATION_H
-/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * See cxx source for full Copyright notice */
-
-/* $Id$ */
-
-#include "TObject.h"
-
-class TF1;
-
-//----------------------------------------------
-//
-// Chamber segmentation virtual base class
-//
-class AliSegmentation :
-public TObject {
- public:
- // Set Chamber Segmentation Parameters
- //
- virtual ~AliSegmentation() {}
- // Pad size Dx*Dy
- virtual void SetPadSize(Float_t p1, Float_t p2) = 0;
- // Anod Pitch
- virtual void SetDAnod(Float_t D) = 0;
- // Transform from pad (wire) to real coordinates and vice versa
- //
- // Anod wire coordinate closest to xhit
- virtual Float_t GetAnod(Float_t xhit) const = 0;
- // Transform from pad to real coordinates
- virtual void GetPadI(Float_t x, Float_t y, Float_t z, Int_t &ix, Int_t &iy) = 0;
- // Transform from real to pad coordinatesi
- virtual void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y, Float_t &z) = 0;
- //
- // Initialisation
- virtual void Init(Int_t chamber) = 0;
- //
- // Get member data
- //
- // Pad size in x
- virtual Float_t Dpx() const = 0;
- // Pad size in y
- virtual Float_t Dpy() const = 0;
- // Pad size in x by Sector
- virtual Float_t Dpx(Int_t) const = 0;
- // Pad size in y by Sector
- virtual Float_t Dpy(Int_t) const = 0;
- // Maximum number of Pads in x
- virtual Int_t Npx() const = 0;
- // Maximum number of Pads in y
- virtual Int_t Npy() const = 0;
- // Set pad position
- virtual void SetPad(Int_t, Int_t) = 0;
- // Set hit position
- virtual void SetHit(Float_t, Float_t, Float_t ) = 0;
-
- //
- // Iterate over pads
- // Initialiser
- virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t zhit, Float_t dx, Float_t dy) = 0;
- // Stepper
- virtual void NextPad() = 0;
- // Condition
- virtual Int_t MorePads() = 0;
- //
- // Distance between 1 pad and a position
- virtual Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t *dummy) = 0;
- // Number of pads read in parallel and offset to add to x
- // (specific to LYON, but mandatory for display)
- virtual void GetNParallelAndOffset(Int_t iX, Int_t iY,
- Int_t *Nparallel, Int_t *Offset) = 0;
- // Get next neighbours
- virtual void Neighbours
- (Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]) = 0;
- //
- // Current pad cursor during disintegration
- // x-coordinate
- virtual Int_t Ix() = 0;
- // y-coordinate
- virtual Int_t Iy() = 0;
- // current sector
- virtual Int_t ISector() = 0;
- // calculate sector from pad coordinates
- virtual Int_t Sector(Int_t ix, Int_t iy) = 0;
- virtual Int_t Sector(Float_t x, Float_t y) = 0;
- //
- // Signal Generation Condition during Stepping
- virtual Int_t SigGenCond(Float_t x, Float_t y, Float_t z) = 0;
- // Initialise signal generation at coord (x,y,z)
- virtual void SigGenInit(Float_t x, Float_t y, Float_t z) = 0;
- // Current integration limits
- virtual void IntegrationLimits
- (Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2) = 0;
- // Test points for auto calibration
- virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y) const = 0;
- // Draw the segmentation zones
- virtual void Draw(const char *opt = "") = 0;
- // Function for systematic corrections
- // Set the correction function
- virtual void SetCorrFunc(Int_t, TF1*) = 0;
- // Get the correction Function
- virtual TF1* CorrFunc(Int_t) const = 0;
-
- ClassDef(AliSegmentation,1) //Segmentation abstract base class
-};
-#endif