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Reference Guide
TGeoShapeAssembly.h
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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 class TGeoVolumeAssembly;
20 
22 {
23 protected :
24 // data members
25  TGeoVolumeAssembly *fVolume; // assembly volume
26  Bool_t fBBoxOK; // has bounding box been calculated
27 
28 // methods
29 public:
30  // constructors
33  // destructor
34  virtual ~TGeoShapeAssembly();
35  // methods
36  virtual void ComputeBBox();
37  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
38  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
39  virtual Bool_t Contains(const Double_t *point) const;
40  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
41  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
42  virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1,
43  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
44  virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
45  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
46  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
47  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
48  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
49  Double_t start, Double_t step);
50  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape *mother, TGeoMatrix *mat) const;
51  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
52  virtual Int_t GetNmeshVertices() const {return 0;}
53  virtual void InspectShape() const;
54  virtual Bool_t IsAssembly() const {return kTRUE;}
55  virtual Bool_t IsCylType() const {return kFALSE;}
56  void NeedsBBoxRecompute() {fBBoxOK = kFALSE;}
57  void RecomputeBoxLast();
58  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
59  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
60  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
61  virtual void SetPoints(Double_t *points) const;
62  virtual void SetPoints(Float_t *points) const;
63  virtual void SetSegsAndPols(TBuffer3D &buff) const;
64 
65  ClassDef(TGeoShapeAssembly, 2) // assembly shape
66 };
67 
68 #endif
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.
Box class.
Definition: TGeoBBox.h:19
Volume assemblies.
Definition: TGeoVolume.h:320
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
float Float_t
Definition: RtypesCore.h:53
const char Option_t
Definition: RtypesCore.h:62
Geometrical transformation package.
Definition: TGeoMatrix.h:40
virtual void SetSegsAndPols(TBuffer3D &buff) const
Fill TBuffer3D structure for segments and polygons.
virtual void InspectShape() const
print shape parameters
TGeoVolume, TGeoVolumeMulti, TGeoVolumeAssembly are the volume classes.
Definition: TGeoVolume.h:61
TGeoShapeAssembly()
Default constructor.
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const
Returns numbers of vertices, segments and polygons composing the shape mesh.
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.
The shape encapsulating an assembly (union) of volumes.
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.
#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".
void RecomputeBoxLast()
Recompute bounding box of the assembly after adding a node.
virtual void ComputeBBox()
Compute bounding box of the assembly.
point * points
Definition: X3DBuffer.c:20
Base abstract class for all shapes.
Definition: TGeoShape.h:27
virtual void SetPoints(Double_t *points) const
No mesh for assemblies.
virtual Bool_t Contains(const Double_t *point) const
Test if point is inside the assembly.
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.
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 specified by dirs. Store output in dist...
double Double_t
Definition: RtypesCore.h:55
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.
static Double_t Big()
Definition: TGeoShape.h:90
virtual Bool_t IsCylType() const
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 Int_t GetNmeshVertices() const
const Bool_t kTRUE
Definition: Rtypes.h:91
double norm(double *x, double *p)
Definition: unuranDistr.cxx:40
virtual Bool_t IsAssembly() const
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 specified by dirs. Store output in dist...
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...