/* $Id$ */
+#include <TObject.h>
+#include <TBRIK.h>
-#include "TShape.h"
-#include "TBRIK.h"
+////////////////////////////////////////////////////////////////////////
+// This class is for the Silicon Pixel Detector, SPD, specific geometry.
+// It is being replaced by AliITSsegmentationSPD class. This file also
+// constains classes derived from AliITSgeomSPD which do nothing but
+// initilize this one with predefined values.
+////////////////////////////////////////////////////////////////////////
-#include "TObject.h"
+class TShape;
+class AliITSgeomSPD : public TObject {
-class AliITSgeomSPD:public TObject {
+ public:
+ AliITSgeomSPD();
+ AliITSgeomSPD(Float_t dy,Int_t nx,Float_t *bx,Int_t nz,Float_t *bz);
+ AliITSgeomSPD(AliITSgeomSPD &source);
+ AliITSgeomSPD& operator=(AliITSgeomSPD &source);
+ virtual ~AliITSgeomSPD();
+ virtual void ReSetBins(Float_t dy,Int_t nx,Float_t *bx,
+ Int_t nz,Float_t *bz);
+ virtual TShape *GetShape() const {return fShapeSPD;}
+ virtual Float_t GetDx() const { // Get TBRIK Dx
+ if(fShapeSPD!=0) return fShapeSPD->GetDx();
+ else return 0.0;}
+ virtual Float_t GetDy() const {// Get TBRIK Dy
+ if(fShapeSPD!=0) return fShapeSPD->GetDy();
+ else return 0.0;}
+ virtual Float_t GetDz() const {// Get TBRIK Dz
+ if(fShapeSPD!=0) return fShapeSPD->GetDz();
+ else return 0.0;}
+ virtual Int_t GetNbinsX() const {return fNbinx-1;} // returns the number of bins x
+ virtual Int_t GetNbinsZ() const {return fNbinz-1;} // returns the number of bins z
+ virtual Float_t GetBinSizeX(Int_t i) const
+ {if(i<fNbinx-1&&i>=0) return fLowBinEdgeX[i+1]-fLowBinEdgeX[i];
+ else return 0.0;}; // give size of bin i in x.
+ virtual Float_t GetBinSizeZ(Int_t i) const
+ {if(i<fNbinx-1&&i>=0) return fLowBinEdgeZ[i+1]-fLowBinEdgeZ[i];
+ else return 0.0;}; // give size of bin i in z.
+ virtual Float_t GetBinLowEdgeX(Int_t i) const
+ {if(i<fNbinx-1&&i>=0) return fLowBinEdgeX[i];
+ else return 0.0;}; // give size of bin i in x.
+ virtual Float_t GetBinLowEdgeZ(Int_t i) const
+ {if(i<fNbinz-1&&i>=0) return fLowBinEdgeZ[i];
+ else return 0.0;}; // give size of bin i in z.
+ virtual void InitLowBinEdgeX(){// allocate memory for fLowBinEdgeX.
+ if(fLowBinEdgeX!=0) delete[] fLowBinEdgeX;
+ if(fNbinx>0) fLowBinEdgeX = new Float_t[fNbinx];else fLowBinEdgeX = 0;}
+ virtual void InitLowBinEdgeZ(){// allocate memory for fLowBinEdgeZ.
+ if(fLowBinEdgeZ!=0) delete[] fLowBinEdgeZ;
+ if(fNbinz>0) fLowBinEdgeZ = new Float_t[fNbinz];else fLowBinEdgeZ = 0;}
+ virtual void SetShape(const char *name,const char *title,const char *mat,
+ Float_t dx,Float_t dy,Float_t dz)
+ {fShapeSPD = new TBRIK(name,title,mat,dx,dy,dz);};
+ virtual void SetNbinX(Int_t i){fNbinx = i+1;} // Set nubmer of pixels in x
+ virtual void SetNbinZ(Int_t i){fNbinz = i+1;} // Set nubmer of pixels in z
+ virtual void SetLowBinEdgeX(Int_t i,Float_t s){//puts value in fLowbinEdgeX
+ if(i>=0&&i<fNbinx) fLowBinEdgeX[i] = s;}
+ virtual void SetLowBinEdgeZ(Int_t i,Float_t s){//puts value in fLowbinEdgeZ
+ if(i>=0&&i<fNbinz) fLowBinEdgeZ[i] = s;};
+ virtual void LToDet(Float_t xl,Float_t zl,Int_t &row,Int_t &col);
+ virtual void DetToL(Int_t row,Int_t col,Float_t &xl,Float_t &zl);
+ virtual void Print(ostream *os) const; // output streamer to standard out.
+ virtual void Read(istream *is); // input streamer from standard in.
+
+ protected:
+ TBRIK *fShapeSPD; // SPD active area shape
+ Int_t fNbinx; // the number of elements in fLowBinEdgeX (#bins-1)
+ Int_t fNbinz; // the number of elements in fLowBinEdgeZ (#bins-1)
+ Float_t *fLowBinEdgeX; //[fNbinx] Array of X lower bin edges for the pixels
+ Float_t *fLowBinEdgeZ; //[fNbinz] Array of Z lower bin edges for the pixels
+
+ ClassDef(AliITSgeomSPD,1) // ITS SPD detector geometry class..
+
+};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSPD &source);
+istream &operator>>(istream &os,AliITSgeomSPD &source);
+#endif
+//======================================================================
+
+#ifndef ALIITSGEOMSPD300_H
+#define ALIITSGEOMSPD300_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/* $Id$ */
+
+//#include "AliITSgeomSPD.h"
+
+
+class AliITSgeomSPD300 : public AliITSgeomSPD {
public:
- virtual ~AliITSgeomSPD(){}; // destructor
- virtual TShape *GetShape(){return (TShape*)0;} // get TShape
- virtual Float_t GetDx(){return 0.0;}; // get width
- virtual Float_t GetDy(){return 0.0;}; // get thickness
- virtual Float_t GetDz(){return 0.0;}; // get length
- virtual Int_t GetNbinsX(){return 0;}; // get number of x pixels
- virtual Float_t GetBinSizeX(Int_t i){return 0.0;}; // get x pixel size
- virtual Int_t GetNbinsZ(){return 0;}; // get number of z pixels
- virtual Float_t GetBinSizeZ(Int_t i){return 0.0;}; // get z pixel size
- virtual void ReSetBins(Float_t dy,Int_t Nx, Float_t *bx,
- Int_t Nz,Float_t *bz){;}; // change pixel sizes
-
- ClassDef(AliITSgeomSPD,2) // ITS SPD detector geometry class
+ AliITSgeomSPD300();
+
+ // 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
+ // SPD detector geometry.
+ ClassDef(AliITSgeomSPD300,0) // ITS SPD detector geometry class for 300X50 micron pixel size.
+
+};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSPD300 &source);
+istream &operator>>(istream &os,AliITSgeomSPD300 &source);
+#endif
+//======================================================================
+
+#ifndef ALIITSGEOMSPD425SHORT_H
+#define ALIITSGEOMSPD425SHORT_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/* $Id$ */
+
+//#include "AliITSgeomSPD.h"
+
+
+// temporary - this will migrate into the segmentation class
+
+
+class AliITSgeomSPD425Short : public AliITSgeomSPD {
+
+ public:
+ AliITSgeomSPD425Short();
+ AliITSgeomSPD425Short(Int_t npar,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
+ // SPD detector geometry.
+ ClassDef(AliITSgeomSPD425Short,0) // ITS SPD detector geometry class for 425X50 micron pixel size Short version.
+
+};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSPD425Short &source);
+istream &operator>>(istream &os,AliITSgeomSPD425Short &source);
+#endif
+//======================================================================
+
+#ifndef ALIITSGEOMSPD425LONG_H
+#define ALIITSGEOMSPD425LONG_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/* $Id$ */
+
+//#include "AliITSgeomSPD.h"
+
+
+// temporary - this will migrate into the segmentation class
+
+
+class AliITSgeomSPD425Long : public AliITSgeomSPD {
+
+ public:
+ AliITSgeomSPD425Long();
+
+ // 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
+ // SPD detector geometry.
+ ClassDef(AliITSgeomSPD425Long,0) // ITS SPD detector geometry class for 425X50 micron pixel size.
};
+// Input and output function for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSgeomSPD425Long &source);
+istream &operator>>(istream &os,AliITSgeomSPD425Long &source);
#endif
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