/* $Id$ */
+
+////////////////////////////////////////////////////////////////////////
+// This class is for the Silicon Drift Detector, SDD, specific geometry.
+// It is being replaced by AliITSsegmentationSDD class. This file also
+// constains classes derived from AliITSgeomSDD which do nothing but
+// initilize this one with predefined values.
+////////////////////////////////////////////////////////////////////////
+
#include <TObject.h>
-#include "TBRIK.h"
-//#include "AliITSgeom.h"
+#include <TBRIK.h>
-class AliITSgeom;
+class TShape;
class AliITSgeomSDD: public TObject {
public:
AliITSgeomSDD();
+ AliITSgeomSDD(const Float_t *box,Float_t per,Float_t vel,
+ Float_t axL,Float_t axR,
+ Int_t nA0,Float_t *le0,Int_t nA1,Float_t *le1);
AliITSgeomSDD(AliITSgeomSDD &source);
- virtual ~AliITSgeomSDD(){};
AliITSgeomSDD& operator=(AliITSgeomSDD &source);
- TBRIK *GetShape() const {return fShapeSDD;}
- Float_t GetDx() {return fDx;}
- Float_t GetDy() {return fDy;}
- Float_t GetDz() {return fDz;}
+ virtual ~AliITSgeomSDD();
+ void ResetSDD(const Float_t *box,Float_t per,Float_t vel,
+ Float_t axL,Float_t axR,
+ Int_t nA0,Float_t *le0,Int_t nA1,Float_t *le1);
+ virtual TShape *GetShape() const {return new TBRIK(fName.Data(),
+ fTitle.Data(),fMat.Data(),GetDx(),GetDy(),GetDz());}
+ virtual Float_t GetDx() const {return fDx;} // Get TBRIK Dx
+ virtual Float_t GetDy() const {return fDy;}// Get TBRIK Dy
+ virtual Float_t GetDz() const {return fDz;}// Get TBRIK Dz
+ virtual Float_t GetAnodeX(Int_t a,Int_t s) const {
+ // returns X position of anode
+ a = 0; if(s==0) return fAnodeXL; else return fAnodeXR;}
+ virtual Float_t GetAnodeZ(Int_t a,Int_t s)const {
+ // returns X position of anode
+ if(s==0) return 0.5*(fAnodeLowEdgeL[a]+fAnodeLowEdgeL[a+1]);
+ else return 0.5*(fAnodeLowEdgeR[a]+fAnodeLowEdgeR[a+1]);}
+ virtual void SetNAnodesL(Int_t s)
+ {fNAnodesL = s;} // sets the number of anodes on side 0.
+ virtual void SetNAnodesR(Int_t s)
+ {fNAnodesR = s;} // sets the anodes spacing for side 1.
+ virtual void SetSamplingPeriod(Float_t s)
+ {fPeriod = s;} // sets the clock sampling period s.
+ virtual void SetDriftVelocity(Float_t s)
+ {fDvelocity = s;} // sets the SDD Drift velocity cm/s.
+ virtual void SetShape(char *name,char *title,char *mat,
+ Float_t dx,Float_t dy,Float_t dz){fName=name;
+ fTitle=title;fMat=mat;fDx=dx;fDy=dy;fDz=dz;}
+ virtual void Local2Det(Float_t xl,Float_t zl,Int_t &a,Int_t &t,Int_t &s);
+ virtual void Det2Local(Int_t a,Int_t t,Int_t s,Float_t &xl,Float_t &zl);
+ virtual void Print(ostream *os) const; // Output streamer to standard out.
+ virtual void Read(istream *is); // Input streamer to standard in.
+ virtual void Print(Option_t *option="") const {TObject::Print(option);}
+ virtual Int_t Read(const char *name) {return TObject::Read(name);}
// or what other or different information that is needed.
- private:
- // define shape of active area using ROOT shapes so that they can
- // be easly plotted. Inputs to TBRIK are
- // Shape name (what ever that is)
- // Shape title (what ever that means)
- // name of material (something I took from ITSgeometry.tme file
- // dx => 1/2 thickness of wafer's active volume (cm)
- // dy => 1/2 r*phi size of active volume (cm)
- // dz => 1/2 size of active volume (cm)
- Float_t fDx; // Brick half width cm
- Float_t fDy; // Brick half thickness cm
- Float_t fDz; // Brick half length cm
- TBRIK *fShapeSDD; // shape of sensitive volume
-
- ClassDef(AliITSgeomSDD,1) // ITS SDD detector geometry class
+ protected:
+ // (L) -+-> x (R)
+ // |
+ // V z
+ Float_t fPeriod; // ADC sampiling period
+ Float_t fDvelocity; // Drift velocity
+ Int_t fNAnodesL; // number of Anodes on size 0
+ Int_t fNAnodesR; // number of Anodes on size 1
+ Float_t fAnodeXL; // Anode location in x Left side
+ Float_t fAnodeXR; // Anode location in x Right side
+ Float_t *fAnodeLowEdgeL; //[fNAnodesL] Anode spacing left edge
+ Float_t *fAnodeLowEdgeR; //[fNAnodesR] Anode spacing right edge
+ TString fName; // Object name
+ TString fTitle; // Ojbect title
+ TString fMat; // Object material name Replacement for TBRIK
+ Float_t fDx; // half length in z Replacement for TBRIK
+ Float_t fDy; // half length in y Replacement for TBRIK
+ Float_t fDz; // half length in z Replacement for TBRIK
+
+ ClassDef(AliITSgeomSDD,2) // ITS SDD detector geometry class
+
+};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSDD &source);
+istream &operator>>(istream &os,AliITSgeomSDD &source);
+#endif
+//======================================================================
+#ifndef ALIITSGEOMSDD256_H
+#define ALIITSGEOMSDD256_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/*
+ $Id$
+*/
+
+//#include "AliITSgeomSDD.h"
+
+
+class AliITSgeomSDD256 : public AliITSgeomSDD {
+
+ public:
+ AliITSgeomSDD256();
+ AliITSgeomSDD256(Int_t npar,const Float_t *par);
+
+ // This clas now has version 0 so that it will not be written to a root
+ // file. This is good since there are no longer any data members to this
+ // class. It is only designed to make it easer to define this standard
+ // SDD detector geometry.
+ ClassDef(AliITSgeomSDD256,1) // ITS SDD detector geometry class for 256 anodes per side
+
+};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSDD256 &source);
+istream &operator>>(istream &os,AliITSgeomSDD256 &source);
+#endif
+//======================================================================
+#ifndef ALIITSGEOMSDD300_H
+#define ALIITSGEOMSDD300_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/*
+ $Id$
+*/
+
+//#include "AliITSgeomSDD.h"
+
+class AliITSgeomSDD300 : public AliITSgeomSDD {
+
+ public:
+ AliITSgeomSDD300();
+
+ // This clas now has version 0 so that it will not be written to a root
+ // file. This is good since there are no longer any data members to this
+ // class. It is only designed to make it easer to define this standard
+ // SDD detector geometry.
+ ClassDef(AliITSgeomSDD300,1) // ITS SDD detector geometry class for 300 anodes per side
+
};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSDD300 &source);
+istream &operator>>(istream &os,AliITSgeomSDD300 &source);
#endif