/usr/include/root/TTUBE.h is in libroot-graf3d-g3d-dev 5.34.30-0ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Author: Nenad Buncic 18/09/95
/*************************************************************************
* 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_TTUBE
#define ROOT_TTUBE
////////////////////////////////////////////////////////////////////////////
// //
// TTUBE //
// //
// This tube has 3 parameters, the inside radius, the outside radius, and //
// the half length in z. Optional parameter is number of segments, also //
// known as precision (default value is 20). //
// //
////////////////////////////////////////////////////////////////////////////
#ifndef ROOT_TShape
#include "TShape.h"
#endif
const Int_t kDivNum = 20; //default number of divisions
class TTUBE : public TShape {
protected:
Float_t fRmin; // ellipse semi-axis in X inside
Float_t fRmax; // ellipse semi-axis in X outside
Float_t fDz; // half length in z
Int_t fNdiv; // number of segments (precision)
Float_t fAspectRatio; // defines (the ellipse semi-axis in Y)/(the ellipse semi-axis in X)
// Internal cache
mutable Double_t *fSiTab; //! Table of sin(fPhi1) .... sin(fPhil+fDphi1)
mutable Double_t *fCoTab; //! Table of cos(fPhi1) .... cos(fPhil+fDphi1)
TTUBE(const TTUBE&);
TTUBE& operator=(const TTUBE&);
virtual void MakeTableOfCoSin() const; // Create the table of the fSiTab; fCoTab
virtual void SetPoints(Double_t *points) const;
virtual void SetSegsAndPols(TBuffer3D & buffer) const;
public:
TTUBE();
TTUBE(const char *name, const char *title, const char *material, Float_t rmin, Float_t rmax, Float_t dz, Float_t aspect=1);
TTUBE(const char *name, const char *title, const char *material, Float_t rmax, Float_t dz);
virtual ~TTUBE();
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
virtual const TBuffer3D &GetBuffer3D(Int_t reqSections) const;
virtual Float_t GetRmin() const {return fRmin;}
virtual Float_t GetRmax() const {return fRmax;}
virtual Float_t GetDz() const {return fDz;}
virtual Int_t GetNdiv() const {return fNdiv;}
virtual Float_t GetAspectRatio() const {return fAspectRatio;}
virtual Int_t GetNumberOfDivisions () const {if (fNdiv) return fNdiv; else return kDivNum;}
virtual void SetNumberOfDivisions (Int_t ndiv);
virtual void SetAspectRatio(Float_t factor=1){fAspectRatio = factor;}
virtual void Sizeof3D() const;
ClassDef(TTUBE,3) //TUBE shape
};
#endif
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