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TGeoEltu.h
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1 // @(#)root/geom:$Id$
2 // Author: Mihaela Gheata 05/06/02
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_TGeoEltu
13 #define ROOT_TGeoEltu
14 
15 #ifndef ROOT_TGeoTube
16 #include "TGeoTube.h"
17 #endif
18 
19 ////////////////////////////////////////////////////////////////////////////
20 // //
21 // TGeoEltu - elliptical tube class. An elliptical tube has 3 parameters //
22 // A - semi-axis of the ellipse along x //
23 // B - semi-axis of the ellipse along y //
24 // dz - half length in z //
25 // //
26 ////////////////////////////////////////////////////////////////////////////
27 
28 class TGeoEltu : public TGeoTube
29 {
30 public:
31  // constructors
32  TGeoEltu();
34  TGeoEltu(const char *name, Double_t a, Double_t b, Double_t dz);
35  TGeoEltu(Double_t *params);
36  // destructor
37  virtual ~TGeoEltu();
38  // methods
39  virtual Double_t Capacity() const;
40  virtual void ComputeBBox();
41  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
42  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
43  virtual Bool_t Contains(const Double_t *point) const;
44  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
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  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
50  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
51  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
52  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
53  Double_t start, Double_t step);
54  virtual Double_t GetA() const {return fRmin;}
55  virtual Double_t GetB() const {return fRmax;}
56  virtual void GetBoundingCylinder(Double_t *param) const;
57  virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
58  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
59  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
60  virtual Int_t GetNmeshVertices() const;
61  virtual Bool_t GetPointsOnSegments(Int_t /*npoints*/, Double_t * /*array*/) const {return kFALSE;}
62  virtual void InspectShape() const;
63  virtual Bool_t IsCylType() const {return kTRUE;}
64  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
65  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
66  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
68  virtual void SetDimensions(Double_t *param);
69  virtual void SetPoints(Double_t *points) const;
70  virtual void SetPoints(Float_t *points) const;
71 
72  ClassDef(TGeoEltu, 1) // elliptical tube class
73 
74 };
75 
76 
77 #endif
virtual void SetDimensions(Double_t *param)
Set shape dimensions starting from an array.
Definition: TGeoEltu.cxx:437
virtual Bool_t Contains(const Double_t *point) const
test if point is inside the elliptical tube
Definition: TGeoEltu.cxx:129
virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm)
Compute normal to closest surface from POINT.
Definition: TGeoEltu.cxx:108
virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const
Check the inside status for each of the points in the array.
Definition: TGeoEltu.cxx:587
float Float_t
Definition: RtypesCore.h:53
const char Option_t
Definition: RtypesCore.h:62
virtual void GetBoundingCylinder(Double_t *param) const
— Fill vector param[4] with the bounding cylinder parameters.
Definition: TGeoEltu.cxx:310
virtual ~TGeoEltu()
destructor
Definition: TGeoEltu.cxx:82
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
TArc * a
Definition: textangle.C:12
const Bool_t kFALSE
Definition: Rtypes.h:92
Float_t py
Definition: hprod.C:33
virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const
Returns numbers of vertices, segments and polygons composing the shape mesh.
Definition: TGeoEltu.cxx:494
virtual Double_t Capacity() const
Computes capacity of the shape in [length^3].
Definition: TGeoEltu.cxx:89
virtual const TBuffer3D & GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
Fills a static 3D buffer and returns a reference.
Definition: TGeoEltu.cxx:556
#define ClassDef(name, id)
Definition: Rtypes.h:254
virtual Double_t GetA() const
Definition: TGeoEltu.h:54
virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const
computes the closest distance from given point to this shape, according to option.
Definition: TGeoEltu.cxx:360
virtual TGeoShape * GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const
in case shape has some negative parameters, these has to be computed in order to fit the mother ...
Definition: TGeoEltu.cxx:323
virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const
Compute safe distance from each of the points in the input array.
Definition: TGeoEltu.cxx:623
virtual Int_t GetNmeshVertices() const
Returns the number of vertices on the mesh.
Definition: TGeoEltu.cxx:502
char * out
Definition: TBase64.cxx:29
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save a primitive as a C++ statement(s) on output stream "out".
Definition: TGeoEltu.cxx:410
point * points
Definition: X3DBuffer.c:20
virtual TGeoVolume * Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
Divide the shape along one axis.
Definition: TGeoEltu.cxx:299
void SetEltuDimensions(Double_t a, Double_t b, Double_t dz)
Set dimensions of the eliptical tube.
Definition: TGeoEltu.cxx:424
Generic 3D primitive description class.
Definition: TBuffer3D.h:19
virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const
Compute distance from array of input points having directions specisied by dirs. Store output in dist...
Definition: TGeoEltu.cxx:605
virtual void InspectShape() const
print shape parameters
Definition: TGeoEltu.cxx:346
virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize)
Compute the normal for an array o points so that norm.dot.dir is positive Input: Arrays of point coor...
Definition: TGeoEltu.cxx:597
virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const
Compute distance from array of input points having directions specisied by dirs. Store output in dist...
Definition: TGeoEltu.cxx:613
double Double_t
Definition: RtypesCore.h:55
virtual void SetPoints(Double_t *points) const
Create eliptical tube mesh points.
Definition: TGeoEltu.cxx:448
void dir(char *path=0)
Definition: rootalias.C:30
static Double_t Big()
Definition: TGeoShape.h:98
#define name(a, b)
Definition: linkTestLib0.cpp:5
Float_t px
Definition: hprod.C:33
Double_t fRmin
Definition: TGeoTube.h:32
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
compute closest distance from point px,py to each vertex
Definition: TGeoEltu.cxx:140
virtual void ComputeBBox()
compute bounding box of the tube
Definition: TGeoEltu.cxx:98
const Bool_t kTRUE
Definition: Rtypes.h:91
virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1, Double_t step=TGeoShape::Big(), Double_t *safe=0) const
compute distance from inside point to surface of the tube
Definition: TGeoEltu.cxx:150
double norm(double *x, double *p)
Definition: unuranDistr.cxx:40
virtual Bool_t IsCylType() const
Definition: TGeoEltu.h:63
Double_t fRmax
Definition: TGeoTube.h:33
virtual Bool_t GetPointsOnSegments(Int_t, Double_t *) const
Fills array with n random points located on the line segments of the shape mesh.
Definition: TGeoEltu.h:61
virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1, Double_t step=TGeoShape::Big(), Double_t *safe=0) const
compute distance from outside point to surface of the tube and safe distance
Definition: TGeoEltu.cxx:222
virtual Double_t GetB() const
Definition: TGeoEltu.h:55