ROOT  6.06/09
Reference Guide
TGeoScaledShape.h
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1 // @(#)root/geom:$Id$
2 // Author: Andrei Gheata 26/09/05
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_TGeoScaledShape
13 #define ROOT_TGeoScaledShape
14 
15 #ifndef ROOT_TGeoBBox
16 #include "TGeoBBox.h"
17 #endif
18 
19 ////////////////////////////////////////////////////////////////////////////
20 // //
21 // TGeoScaledShape - A scaled shape. Has a pointer to a shape and to a //
22 // TGeoScale. //
23 // //
24 ////////////////////////////////////////////////////////////////////////////
25 
26 class TGeoScale;
27 class TGeoShape;
28 
29 class TGeoScaledShape : public TGeoBBox
30 {
31 protected :
32 // data members
33  TGeoShape *fShape; // pointer to an existing shape
34  TGeoScale *fScale; // pointer to a scale transformation
35 // methods
36 public:
37  // constructors
39  TGeoScaledShape(const char *name, TGeoShape *shape, TGeoScale *scale);
40  TGeoScaledShape(TGeoShape *shape, TGeoScale *scale);
41  // destructor
42  virtual ~TGeoScaledShape();
43  // methods
44  virtual Double_t Capacity() const;
45  virtual void ComputeBBox();
46  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
47  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
48  virtual Bool_t Contains(const Double_t *point) const;
49  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
50  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
51  virtual Double_t DistFromInside(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 DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
54  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
55  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
56  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
57  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
58  Double_t start, Double_t step);
59  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
60  virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
61  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
62  virtual Int_t GetNmeshVertices() const {return fShape->GetNmeshVertices();}
63  TGeoShape *GetShape() const {return fShape;}
64  TGeoScale *GetScale() const {return fScale;}
65  virtual void InspectShape() const;
66  virtual Bool_t IsAssembly() const;
67  virtual Bool_t IsCylType() const {return fShape->IsCylType();}
68  virtual Bool_t IsReflected() const;
69  virtual TBuffer3D *MakeBuffer3D() const;
70  static TGeoShape *MakeScaledShape(const char *name, TGeoShape *shape, TGeoScale *scale);
71  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
72  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
73  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
74  void SetScale(TGeoScale *scale) {fScale = scale;}
75  virtual void SetPoints(Double_t *points) const;
76  virtual void SetPoints(Float_t *points) const;
77  virtual void SetSegsAndPols(TBuffer3D &buffer) const;
78 
79  ClassDef(TGeoScaledShape, 1) // a scaled shape
80 };
81 
82 #endif
TGeoShape * fShape
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...
virtual Bool_t IsAssembly() const
Returns true if the scaled shape is an assembly.
float Float_t
Definition: RtypesCore.h:53
const char Option_t
Definition: RtypesCore.h:62
virtual Bool_t Contains(const Double_t *point) const
Test if point is inside the scaled shape.
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
compute closest distance from point px,py to each vertex. Should not be called.
virtual Bool_t IsCylType() const
virtual void SetSegsAndPols(TBuffer3D &buffer) const
Fill TBuffer3D structure for segments and polygons.
virtual Int_t GetNmeshVertices() const
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
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.
virtual const TBuffer3D & GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
Fills a static 3D buffer and returns a reference.
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...
#define ClassDef(name, id)
Definition: Rtypes.h:254
virtual Double_t Capacity() const
Computes capacity of this shape [length^3].
char * out
Definition: TBase64.cxx:29
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)
Cannot divide assemblies.
virtual Int_t GetNmeshVertices() const
Definition: TGeoShape.h:137
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save a primitive as a C++ statement(s) on output stream "out".
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...
TGeoShape * GetShape() const
virtual void InspectShape() const
print shape parameters
virtual void SetPoints(Double_t *points) const
Mesh points for scaled shapes.
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 scaled shape.
Generic 3D primitive description class.
Definition: TBuffer3D.h:19
double Double_t
Definition: RtypesCore.h:55
virtual TBuffer3D * MakeBuffer3D() const
Creates a TBuffer3D describing this shape.
virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm)
Compute normal to closest surface from POINT.
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 ...
TGeoScale * GetScale() const
virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const
Returns numbers of vertices, segments and polygons composing the shape mesh.
static Double_t Big()
Definition: TGeoShape.h:98
#define name(a, b)
Definition: linkTestLib0.cpp:5
TGeoScale * fScale
static TGeoShape * MakeScaledShape(const char *name, TGeoShape *shape, TGeoScale *scale)
Create a scaled shape starting from a non-scaled one.
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 scaled shape.
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.
virtual ~TGeoScaledShape()
destructor
const Bool_t kTRUE
Definition: Rtypes.h:91
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.
virtual Bool_t IsReflected() const
Check if the scale transformation is a reflection.
double norm(double *x, double *p)
Definition: unuranDistr.cxx:40
virtual Bool_t IsCylType() const =0
virtual void ComputeBBox()
Compute bounding box of the scaled shape.
void SetScale(TGeoScale *scale)