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TGeoBBox.h
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1 // @(#)root/geom:$Id$
2 // Author: Andrei Gheata 24/10/01
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_TGeoBBox
13 #define ROOT_TGeoBBox
14 
15 #include "TGeoShape.h"
16 
17 class TGeoBBox : public TGeoShape
18 {
19 protected :
20 // data members
21  Double_t fDX; // X half-length
22  Double_t fDY; // Y half-length
23  Double_t fDZ; // Z half-length
24  Double_t fOrigin[3]; // box origin
25 // methods
26  virtual void FillBuffer3D(TBuffer3D & buffer, Int_t reqSections, Bool_t localFrame) const;
27 public:
28  // constructors
29  TGeoBBox();
30  TGeoBBox(Double_t dx, Double_t dy, Double_t dz, Double_t *origin=0);
31  TGeoBBox(const char *name, Double_t dx, Double_t dy, Double_t dz, Double_t *origin=0);
32  TGeoBBox(Double_t *param);
33  // destructor
34  virtual ~TGeoBBox();
35  // methods
36  static Bool_t AreOverlapping(const TGeoBBox *box1, const TGeoMatrix *mat1, const TGeoBBox *box2, const TGeoMatrix *mat2);
37  virtual Double_t Capacity() const;
38  virtual void ComputeBBox();
39  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
40  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
41  virtual Bool_t Contains(const Double_t *point) const;
42  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
43  static Bool_t Contains(const Double_t *point, Double_t dx, Double_t dy, Double_t dz, const Double_t *origin);
44  virtual Bool_t CouldBeCrossed(const Double_t *point, const Double_t *dir) const;
45  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
46  virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1,
47  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
48  virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
49  static Double_t DistFromInside(const Double_t *point,const Double_t *dir,
50  Double_t dx, Double_t dy, Double_t dz, const Double_t *origin, Double_t stepmax=TGeoShape::Big());
51  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
52  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
53  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
54  static Double_t DistFromOutside(const Double_t *point,const Double_t *dir,
55  Double_t dx, Double_t dy, Double_t dz, const Double_t *origin, Double_t stepmax=TGeoShape::Big());
56  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
57  Double_t start, Double_t step);
58  virtual const char *GetAxisName(Int_t iaxis) const;
59  virtual Double_t GetAxisRange(Int_t iaxis, Double_t &xlo, Double_t &xhi) const;
60  virtual void GetBoundingCylinder(Double_t *param) const;
61  virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
62  virtual Int_t GetByteCount() const {return 36;}
63  virtual Double_t GetFacetArea(Int_t index=0) const;
64  virtual Bool_t GetPointsOnFacet(Int_t index, Int_t npoints, Double_t *array) const;
65  virtual Bool_t GetPointsOnSegments(Int_t npoints, Double_t *array) const;
66  virtual Int_t GetFittingBox(const TGeoBBox *parambox, TGeoMatrix *mat, Double_t &dx, Double_t &dy, Double_t &dz) const;
67  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
68  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
69  virtual Int_t GetNmeshVertices() const {return 8;}
70  virtual Double_t GetDX() const {return fDX;}
71  virtual Double_t GetDY() const {return fDY;}
72  virtual Double_t GetDZ() const {return fDZ;}
73  virtual const Double_t *GetOrigin() const {return fOrigin;}
74  virtual void InspectShape() const;
75  virtual Bool_t IsCylType() const {return kFALSE;}
76  virtual Bool_t IsValidBox() const {return ((fDX<0)||(fDY<0)||(fDZ<0))?kFALSE:kTRUE;}
77  virtual Bool_t IsNullBox() const {return ((fDX<1.E-16)&&(fDY<1.E-16)&&(fDZ<1.E-16))?kTRUE:kFALSE;}
78  virtual TBuffer3D *MakeBuffer3D() const;
79  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
80  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
81  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
82  void SetBoxDimensions(Double_t dx, Double_t dy, Double_t dz, Double_t *origin=0);
83  virtual void SetDimensions(Double_t *param);
84  void SetBoxPoints(Double_t *points) const;
85  virtual void SetPoints(Double_t *points) const;
86  virtual void SetPoints(Float_t *points) const;
87  virtual void SetSegsAndPols(TBuffer3D &buffer) const;
88  virtual void Sizeof3D() const;
89 
90  ClassDef(TGeoBBox, 1) // box primitive
91 };
92 
93 #endif