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TGeoSphere.h
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1 // @(#)root/geom:$Id$
2 // Author: Andrei Gheata 31/01/02
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6  * All rights reserved. *
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. *
9  * For the list of contributors see $ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11 
12 #ifndef ROOT_TGeoSphere
13 #define ROOT_TGeoSphere
14 
15 #include "TGeoBBox.h"
16 
17 class TGeoSphere : public TGeoBBox
18 {
19 protected :
20  Int_t fNz; // number of z planes for drawing
21  Int_t fNseg; // number of segments for drawing
22  Double_t fRmin; // inner radius
23  Double_t fRmax; // outer radius
24  Double_t fTheta1; // lower theta limit
25  Double_t fTheta2; // higher theta limit
26  Double_t fPhi1; // lower phi limit
27  Double_t fPhi2; // higher phi limit
28 
29 public:
30  // constructors
31  TGeoSphere();
32  TGeoSphere(Double_t rmin, Double_t rmax, Double_t theta1=0, Double_t theta2=180,
33  Double_t phi1=0, Double_t phi2=360);
34  TGeoSphere(const char *name, Double_t rmin, Double_t rmax, Double_t theta1=0, Double_t theta2=180,
35  Double_t phi1=0, Double_t phi2=360);
36  TGeoSphere(Double_t *param, Int_t nparam=6);
37  // destructor
38  virtual ~TGeoSphere();
39  // methods
40  virtual Double_t Capacity() const;
41  virtual void ComputeBBox();
42  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
43  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
44  virtual Bool_t Contains(const Double_t *point) const;
45  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
46  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
47  virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1,
48  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
49  virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
50  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
51  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
52  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
53  Double_t DistToSphere(const Double_t *point, const Double_t *dir, Double_t rsph, Bool_t check=kTRUE, Bool_t firstcross=kTRUE) const;
54  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
55  Double_t start, Double_t step);
56  virtual const char *GetAxisName(Int_t iaxis) const;
57  virtual Double_t GetAxisRange(Int_t iaxis, Double_t &xlo, Double_t &xhi) const;
58  virtual void GetBoundingCylinder(Double_t *param) const;
59  virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
60  virtual Int_t GetByteCount() const {return 42;}
61  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape * /*mother*/, TGeoMatrix * /*mat*/) const {return 0;}
62  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
63  virtual Int_t GetNmeshVertices() const;
64  Int_t GetNumberOfDivisions() const {return fNseg;}
65  virtual Bool_t GetPointsOnSegments(Int_t /*npoints*/, Double_t * /*array*/) const {return kFALSE;}
66  Int_t GetNz() const {return fNz;}
67  virtual Double_t GetRmin() const {return fRmin;}
68  virtual Double_t GetRmax() const {return fRmax;}
69  Double_t GetTheta1() const {return fTheta1;}
70  Double_t GetTheta2() const {return fTheta2;}
71  Double_t GetPhi1() const {return fPhi1;}
72  Double_t GetPhi2() const {return fPhi2;}
73  virtual void InspectShape() const;
74  virtual Bool_t IsCylType() const {return kFALSE;}
75  Int_t IsOnBoundary(const Double_t *point) const;
76  Bool_t IsPointInside(const Double_t *point, Bool_t checkR=kTRUE, Bool_t checkTh=kTRUE, Bool_t checkPh=kTRUE) const;
77  virtual TBuffer3D *MakeBuffer3D() const;
78  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
79  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
80  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
81  void SetSphDimensions(Double_t rmin, Double_t rmax, Double_t theta1,
82  Double_t theta2, Double_t phi1, Double_t phi2);
83  virtual void SetNumberOfDivisions(Int_t p);
84  virtual void SetDimensions(Double_t *param);
85  void SetDimensions(Double_t *param, Int_t nparam);
86  virtual void SetPoints(Double_t *points) const;
87  virtual void SetPoints(Float_t *points) const;
88  virtual void SetSegsAndPols(TBuffer3D &buff) const;
89  virtual void Sizeof3D() const;
90 
91  ClassDef(TGeoSphere, 1) // sphere class
92 };
93 
94 #endif