// @(#)root/base:$Name: $:$Id: TGeoTube.h,v 1.24 2005/03/09 18:19:26 brun Exp $
// Author: Andrei Gheata 24/10/01
/*************************************************************************
* Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
#ifndef ROOT_TGeoTube
#define ROOT_TGeoTube
#ifndef ROOT_TGeoBBox
#include "TGeoBBox.h"
#endif
/*************************************************************************
* TGeoTube - cylindrical tube class. A tube has 3 parameters :
* Rmin - minimum radius
* Rmax - maximum radius
* dz - half length
*
*************************************************************************/
class TGeoTube : public TGeoBBox
{
protected :
// data members
Double_t fRmin; // inner radius
Double_t fRmax; // outer radius
Double_t fDz; // half length
// methods
public:
// constructors
TGeoTube();
TGeoTube(Double_t rmin, Double_t rmax, Double_t dz);
TGeoTube(const char * name, Double_t rmin, Double_t rmax, Double_t dz);
TGeoTube(Double_t *params);
// destructor
virtual ~TGeoTube();
// methods
virtual void ComputeBBox();
virtual void ComputeNormal(Double_t *point, Double_t *dir, Double_t *norm);
static void ComputeNormalS(Double_t *point, Double_t *dir, Double_t *norm,
Double_t rmin, Double_t rmax, Double_t dz);
virtual Bool_t Contains(Double_t *point) const;
static Double_t DistFromInsideS(Double_t *point, Double_t *dir, Double_t rmin, Double_t rmax, Double_t dz);
virtual Double_t DistFromInside(Double_t *point, Double_t *dir, Int_t iact=1,
Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
static Double_t DistFromOutsideS(Double_t *point, Double_t *dir, Double_t rmin, Double_t rmax, Double_t dz);
virtual Double_t DistFromOutside(Double_t *point, Double_t *dir, Int_t iact=1,
Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
static void DistToTube(Double_t rsq, Double_t nsq, Double_t rdotn, Double_t radius, Double_t &b, Double_t &delta);
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
Double_t start, Double_t step);
virtual const char *GetAxisName(Int_t iaxis) const;
virtual Double_t GetAxisRange(Int_t iaxis, Double_t &xlo, Double_t &xhi) const;
virtual void GetBoundingCylinder(Double_t *param) const;
virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
virtual Int_t GetByteCount() const {return 48;}
virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
virtual Int_t GetNmeshVertices() const;
virtual Double_t GetRmin() const {return fRmin;}
virtual Double_t GetRmax() const {return fRmax;}
virtual Double_t GetDz() const {return fDz;}
Bool_t HasRmin() const {return (fRmin>0)?kTRUE:kFALSE;}
virtual void InspectShape() const;
virtual Bool_t IsCylType() const {return kTRUE;}
virtual TBuffer3D *MakeBuffer3D() const;
virtual Double_t Safety(Double_t *point, Bool_t in=kTRUE) const;
static Double_t SafetyS(Double_t *point, Bool_t in, Double_t rmin, Double_t rmax, Double_t dz, Int_t skipz=0);
virtual void SavePrimitive(ofstream &out, Option_t *option);
void SetTubeDimensions(Double_t rmin, Double_t rmax, Double_t dz);
virtual void SetDimensions(Double_t *param);
virtual void SetPoints(Double_t *points) const;
virtual void SetPoints(Float_t *points) const;
virtual void SetSegsAndPols(TBuffer3D &buff) const;
virtual void Sizeof3D() const;
ClassDef(TGeoTube, 1) // cylindrical tube class
};
/*************************************************************************
* TGeoTubeSeg - a phi segment of a tube. Has 5 parameters :
* - the same 3 as a tube;
* - first phi limit (in degrees)
* - second phi limit
*
*************************************************************************/
class TGeoTubeSeg : public TGeoTube
{
protected:
// data members
Double_t fPhi1; // first phi limit
Double_t fPhi2; // second phi limit
public:
// constructors
TGeoTubeSeg();
TGeoTubeSeg(Double_t rmin, Double_t rmax, Double_t dz,
Double_t phi1, Double_t phi2);
TGeoTubeSeg(const char * name, Double_t rmin, Double_t rmax, Double_t dz,
Double_t phi1, Double_t phi2);
TGeoTubeSeg(Double_t *params);
// destructor
virtual ~TGeoTubeSeg();
// methods
virtual void ComputeBBox();
virtual void ComputeNormal(Double_t *point, Double_t *dir, Double_t *norm);
static void ComputeNormalS(Double_t *point, Double_t *dir, Double_t *norm,
Double_t rmin, Double_t rmax, Double_t dz,
Double_t c1, Double_t s1, Double_t c2, Double_t s2);
virtual Bool_t Contains(Double_t *point) const;
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
static Double_t DistFromInsideS(Double_t *point, Double_t *dir,Double_t rmin, Double_t rmax, Double_t dz,
Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cm, Double_t sm, Double_t cdfi);
virtual Double_t DistFromInside(Double_t *point, Double_t *dir, Int_t iact=1,
Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
static Double_t DistFromOutsideS(Double_t *point, Double_t *dir, Double_t rmin, Double_t rmax, Double_t dz,
Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cm, Double_t sm, Double_t cdfi);
virtual Double_t DistFromOutside(Double_t *point, Double_t *dir, Int_t iact=1,
Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
Double_t start, Double_t step);
virtual Double_t GetAxisRange(Int_t iaxis, Double_t &xlo, Double_t &xhi) const;
virtual void GetBoundingCylinder(Double_t *param) const;
virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
virtual Int_t GetByteCount() const {return 56;}
virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
virtual Int_t GetNmeshVertices() const;
Double_t GetPhi1() const {return fPhi1;}
Double_t GetPhi2() const {return fPhi2;}
virtual void InspectShape() const;
virtual TBuffer3D *MakeBuffer3D() const;
virtual Double_t Safety(Double_t *point, Bool_t in=kTRUE) const;
static Double_t SafetyS(Double_t *point, Bool_t in, Double_t rmin, Double_t rmax, Double_t dz,
Double_t phi1, Double_t phi2, Int_t skipz=0);
virtual void SavePrimitive(ofstream &out, Option_t *option);
void SetTubsDimensions(Double_t rmin, Double_t rmax, Double_t dz,
Double_t phi1, Double_t phi2);
virtual void SetDimensions(Double_t *param);
virtual void SetPoints(Double_t *points) const;
virtual void SetPoints(Float_t *points) const;
virtual void SetSegsAndPols(TBuffer3D &buff) const;
virtual void Sizeof3D() const;
ClassDef(TGeoTubeSeg, 1) // cylindrical tube segment class
};
/*************************************************************************
* TGeoCtub - a tube segment cut with 2 planes. Has 11 parameters :
* - the same 5 as a tube segment;
* - x,y,z components of the normal to the -dZ cut plane in
* point (0,0,-dZ)
* - x,y,z components of the normal to the +dZ cut plane in
* point (0,0,dZ)
*
*************************************************************************/
class TGeoCtub : public TGeoTubeSeg
{
protected:
// data members
Double_t fNlow[3]; // normal to lower cut plane
Double_t fNhigh[3]; // normal to highet cut plane
public:
// constructors
TGeoCtub();
TGeoCtub(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2,
Double_t lx, Double_t ly, Double_t lz, Double_t tx, Double_t ty, Double_t tz);
TGeoCtub(const char *name, Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2,
Double_t lx, Double_t ly, Double_t lz, Double_t tx, Double_t ty, Double_t tz);
TGeoCtub(Double_t *params);
// destructor
virtual ~TGeoCtub();
// methods
virtual void ComputeBBox();
virtual void ComputeNormal(Double_t *point, Double_t *dir, Double_t *norm);
virtual Bool_t Contains(Double_t *point) const;
virtual Double_t DistFromInside(Double_t *point, Double_t *dir, Int_t iact=1,
Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
virtual Double_t DistFromOutside(Double_t *point, Double_t *dir, Int_t iact=1,
Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
Double_t start, Double_t step);
virtual Double_t GetAxisRange(Int_t iaxis, Double_t &xlo, Double_t &xhi) const;
virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
virtual Int_t GetByteCount() const {return 98;}
virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
virtual Int_t GetNmeshVertices() const;
const Double_t *GetNlow() const {return &fNlow[0];}
const Double_t *GetNhigh() const {return &fNhigh[0];}
Double_t GetZcoord(Double_t xc, Double_t yc, Double_t zc) const;
virtual void InspectShape() const;
virtual Double_t Safety(Double_t *point, Bool_t in=kTRUE) const;
virtual void SavePrimitive(ofstream &out, Option_t *option);
void SetCtubDimensions(Double_t rmin, Double_t rmax, Double_t dz,
Double_t phi1, Double_t phi2, Double_t lx, Double_t ly, Double_t lz,
Double_t tx, Double_t ty, Double_t tz);
virtual void SetDimensions(Double_t *param);
virtual void SetPoints(Double_t *points) const;
virtual void SetPoints(Float_t *points) const;
ClassDef(TGeoCtub, 1) // cut tube segment class
};
#endif
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