ROOT  6.06/09
Reference Guide
TGeoShapeAssembly.h
Go to the documentation of this file.
1 // @(#)root/geom:$Id$
2 // Author: Andrei Gheata 02/06/05
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_TGeoShapeAssembly
13 #define ROOT_TGeoShapeAssembly
14 
15 #ifndef ROOT_TGeoBBox
16 #include "TGeoBBox.h"
17 #endif
18 
19 ////////////////////////////////////////////////////////////////////////////
20 // //
21 // TGeoShapeAssembly - The shape encapsulating an assembly (union) of //
22 // volumes. Automatically created by TGeoVolumeAssembly class //
23 // //
24 ////////////////////////////////////////////////////////////////////////////
25 
26 class TGeoVolumeAssembly;
27 
29 {
30 protected :
31 // data members
32  TGeoVolumeAssembly *fVolume; // assembly volume
33  Bool_t fBBoxOK; // has bounding box been calculated
34 
35 // methods
36 public:
37  // constructors
40  // destructor
41  virtual ~TGeoShapeAssembly();
42  // methods
43  virtual void ComputeBBox();
44  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
45  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
46  virtual Bool_t Contains(const Double_t *point) const;
47  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
48  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
49  virtual Double_t DistFromInside(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 DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
52  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
53  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
54  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
55  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
56  Double_t start, Double_t step);
57  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
58  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
59  virtual Int_t GetNmeshVertices() const {return 0;}
60  virtual void InspectShape() const;
61  virtual Bool_t IsAssembly() const {return kTRUE;}
62  virtual Bool_t IsCylType() const {return kFALSE;}
63  void NeedsBBoxRecompute() {fBBoxOK = kFALSE;}
64  void RecomputeBoxLast();
65  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
66  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
67  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
68  virtual void SetPoints(Double_t *points) const;
69  virtual void SetPoints(Float_t *points) const;
70  virtual void SetSegsAndPols(TBuffer3D &buff) const;
71 
72  ClassDef(TGeoShapeAssembly, 2) // assembly shape
73 };
74 
75 #endif
virtual Int_t GetNmeshVertices() const
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
compute closest distance from point px,py to each vertex. Should not be called.
TGeoVolumeAssembly * fVolume
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 hyperboloid.
float Float_t
Definition: RtypesCore.h:53
const char Option_t
Definition: RtypesCore.h:62
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.
const Bool_t kFALSE
Definition: Rtypes.h:92
virtual ~TGeoShapeAssembly()
destructor
virtual TGeoVolume * Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
Cannot divide assemblies.
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 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 ...
virtual Bool_t IsCylType() const
#define ClassDef(name, id)
Definition: Rtypes.h:254
virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm)
Compute normal to closest surface from POINT. Should not be called.
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save a primitive as a C++ statement(s) on output stream "out".
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...
void RecomputeBoxLast()
Recompute bounding box of the assembly after adding a node.
char * out
Definition: TBase64.cxx:29
virtual void ComputeBBox()
Compute bounding box of the assembly.
virtual void SetSegsAndPols(TBuffer3D &buff) const
Fill TBuffer3D structure for segments and polygons.
point * points
Definition: X3DBuffer.c:20
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 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...
Generic 3D primitive description class.
Definition: TBuffer3D.h:19
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 hyperboloid.
virtual Bool_t IsAssembly() const
double Double_t
Definition: RtypesCore.h:55
virtual void SetPoints(Double_t *points) const
No mesh for assemblies.
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
virtual void InspectShape() const
print shape parameters
virtual Bool_t Contains(const Double_t *point) const
Test if point is inside the assembly.
const Bool_t kTRUE
Definition: Rtypes.h:91
double norm(double *x, double *p)
Definition: unuranDistr.cxx:40
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...