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TGeoCompositeShape.h
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1 // @(#)root/geom:$Id$
2 // Author: Andrei Gheata 31/01/02
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_TGeoCompositeShape
13 #define ROOT_TGeoCompositeShape
14 
15 #include "TGeoBBox.h"
16 
17 /////////////////////////////////////////////////////////////////////////////
18 // //
19 // TGeoCompositeShape - composite shape class. A composite shape contains //
20 // a list of primitive shapes, the list of corresponding transformations //
21 // and a boolean finder handling boolean operations among components. //
22 // //
23 /////////////////////////////////////////////////////////////////////////////
24 
25 class TGeoBoolNode;
26 
28 {
29 private :
30 // data members
31  TGeoBoolNode *fNode; // top boolean node
32 
33 protected:
35  : TGeoBBox(gcs), fNode(gcs.fNode) { }
37  {if(this!=&gcs) {TGeoBBox::operator=(gcs); fNode=gcs.fNode;} return *this;}
38 
39 public:
40  // constructors
42  TGeoCompositeShape(const char *name, const char *expression);
43  TGeoCompositeShape(const char *expression);
44  TGeoCompositeShape(const char *name, TGeoBoolNode *node);
45  // destructor
46  virtual ~TGeoCompositeShape();
47  // methods
48  virtual Double_t Capacity() const;
49  virtual void ClearThreadData() const;
50  virtual void CreateThreadData(Int_t nthreads);
51  virtual void ComputeBBox();
52  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
53  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
54  virtual Bool_t Contains(const Double_t *point) const;
55  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
56  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
57  virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1,
58  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
59  virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
60  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
61  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
62  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
63  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
64  Double_t start, Double_t step);
65  TGeoBoolNode *GetBoolNode() const {return fNode;}
66  virtual void GetBoundingCylinder(Double_t * /*param*/) const {;}
67  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape * /*mother*/, TGeoMatrix * /*mat*/) const {return 0;}
68  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
69  virtual Int_t GetNmeshVertices() const;
70  virtual Bool_t GetPointsOnSegments(Int_t /*npoints*/, Double_t * /*array*/) const {return kFALSE;}
71  virtual void InspectShape() const;
72  virtual Bool_t IsComposite() const {return kTRUE;}
73  virtual Bool_t IsCylType() const {return kFALSE;}
74  void MakeNode(const char *expression);
75  virtual Bool_t PaintComposite(Option_t *option = "") const;
76  void RegisterYourself();
77  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
78  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
79  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
80  virtual void SetDimensions(Double_t * /*param*/) {;}
81  virtual void SetPoints(Double_t *points) const;
82  virtual void SetPoints(Float_t *points) const;
83  virtual void Sizeof3D() const;
84 
85  ClassDef(TGeoCompositeShape, 1) // boolean composite shape
86 };
87 
88 
89 
90 #endif
91 
TGeoCompositeShape::InspectShape
virtual void InspectShape() const
print shape parameters
Definition: TGeoCompositeShape.cxx:366
TGeoCompositeShape::operator=
TGeoCompositeShape & operator=(const TGeoCompositeShape &gcs)
Definition: TGeoCompositeShape.h:36
TGeoCompositeShape::RegisterYourself
void RegisterYourself()
Register the shape and all components to TGeoManager class.
Definition: TGeoCompositeShape.cxx:455
TGeoCompositeShape::GetMakeRuntimeShape
virtual TGeoShape * GetMakeRuntimeShape(TGeoShape *, TGeoMatrix *) const
In case shape has some negative parameters, these has to be computed in order to fit the mother.
Definition: TGeoCompositeShape.h:67
kTRUE
const Bool_t kTRUE
Definition: RtypesCore.h:91
TGeoCompositeShape::Contains
virtual Bool_t Contains(const Double_t *point) const
Tests if point is inside the shape.
Definition: TGeoCompositeShape.cxx:305
TGeoCompositeShape::SetDimensions
virtual void SetDimensions(Double_t *)
Set dimensions based on the array of parameters param[0] - half-length in x param[1] - half-length in...
Definition: TGeoCompositeShape.h:80
TGeoCompositeShape::~TGeoCompositeShape
virtual ~TGeoCompositeShape()
destructor
Definition: TGeoCompositeShape.cxx:260
TNamed::operator=
TNamed & operator=(const TNamed &rhs)
TNamed assignment operator.
Definition: TNamed.cxx:51
TGeoCompositeShape::GetBoolNode
TGeoBoolNode * GetBoolNode() const
Definition: TGeoCompositeShape.h:65
TGeoBoolNode
Definition: TGeoBoolNode.h:25
TGeoCompositeShape::Sizeof3D
virtual void Sizeof3D() const
compute size of this 3D object
Definition: TGeoCompositeShape.cxx:536
Float_t
float Float_t
Definition: RtypesCore.h:57
Int_t
int Int_t
Definition: RtypesCore.h:45
TGeoCompositeShape::Capacity
virtual Double_t Capacity() const
Computes capacity of this shape [length^3] by sampling with 1% error.
Definition: TGeoCompositeShape.cxx:268
TGeoCompositeShape::GetBoundingCylinder
virtual void GetBoundingCylinder(Double_t *) const
Fill vector param[4] with the bounding cylinder parameters.
Definition: TGeoCompositeShape.h:66
TGeoCompositeShape::DistFromInside
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 outside of this composite shape.
Definition: TGeoCompositeShape.cxx:336
TGeoCompositeShape::GetPointsOnSegments
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: TGeoCompositeShape.h:70
TGeoCompositeShape::IsCylType
virtual Bool_t IsCylType() const
Definition: TGeoCompositeShape.h:73
TGeoCompositeShape::DistFromOutside
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 this composite shape.
Definition: TGeoCompositeShape.cxx:324
TGeoBBox.h
Bool_t
bool Bool_t
Definition: RtypesCore.h:63
bool
TGeoCompositeShape
Definition: TGeoCompositeShape.h:27
TGeoCompositeShape::GetNmeshVertices
virtual Int_t GetNmeshVertices() const
Return number of vertices of the mesh representation.
Definition: TGeoCompositeShape.cxx:544
TGeoCompositeShape::DistFromInside_v
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...
Definition: TGeoCompositeShape.cxx:573
Option_t
const typedef char Option_t
Definition: RtypesCore.h:66
TGeoCompositeShape::fNode
TGeoBoolNode * fNode
Definition: TGeoCompositeShape.h:31
TGeoShape
Definition: TGeoShape.h:25
TGeoCompositeShape::SavePrimitive
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save a primitive as a C++ statement(s) on output stream "out".
Definition: TGeoCompositeShape.cxx:507
kFALSE
const Bool_t kFALSE
Definition: RtypesCore.h:92
TGeoBBox
Definition: TGeoBBox.h:17
TGeoCompositeShape::Safety_v
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: TGeoCompositeShape.cxx:591
TGeoCompositeShape::IsComposite
virtual Bool_t IsComposite() const
Definition: TGeoCompositeShape.h:72
Double_t
double Double_t
Definition: RtypesCore.h:59
TGeoMatrix
Definition: TGeoMatrix.h:40
TGeoCompositeShape::ComputeBBox
virtual void ComputeBBox()
compute bounding box of the sphere
Definition: TGeoCompositeShape.cxx:289
TGeoCompositeShape::CreateThreadData
virtual void CreateThreadData(Int_t nthreads)
Needed just for cleanup.
Definition: TGeoCompositeShape.cxx:193
TGeoCompositeShape::ComputeNormal_v
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: TGeoCompositeShape.cxx:565
points
point * points
Definition: X3DBuffer.c:22
ClassDef
#define ClassDef(name, id)
Definition: Rtypes.h:325
name
char name[80]
Definition: TGX11.cxx:110
TGeoCompositeShape::Divide
virtual TGeoVolume * Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
Divide all range of iaxis in range/step cells.
Definition: TGeoCompositeShape.cxx:346
TGeoCompositeShape::GetMeshNumbers
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: TGeoCompositeShape.cxx:356
TGeoCompositeShape::ClearThreadData
virtual void ClearThreadData() const
Needed just for cleanup.
Definition: TGeoCompositeShape.cxx:185
TGeoCompositeShape::ComputeNormal
virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm)
Computes normal vector in POINT to the composite shape.
Definition: TGeoCompositeShape.cxx:297
TGeoCompositeShape::PaintComposite
virtual Bool_t PaintComposite(Option_t *option="") const
Paint this composite shape into the current 3D viewer Returns bool flag indicating if the caller shou...
Definition: TGeoCompositeShape.cxx:413
TGeoCompositeShape::DistancetoPrimitive
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
Compute closest distance from point px,py to each corner.
Definition: TGeoCompositeShape.cxx:314
TGeoCompositeShape::TGeoCompositeShape
TGeoCompositeShape()
Default constructor.
Definition: TGeoCompositeShape.cxx:201
TGeoShape::Big
static Double_t Big()
Definition: TGeoShape.h:88
TGeoCompositeShape::TGeoCompositeShape
TGeoCompositeShape(const TGeoCompositeShape &gcs)
Definition: TGeoCompositeShape.h:34
TGeoCompositeShape::MakeNode
void MakeNode(const char *expression)
Make a boolean node according to the top level boolean operation of expression.
Definition: TGeoCompositeShape.cxx:378
TGeoCompositeShape::SetPoints
virtual void SetPoints(Double_t *points) const
create points for a composite shape
Definition: TGeoCompositeShape.cxx:520
TGeoVolume
Definition: TGeoVolume.h:44
TGeoCompositeShape::DistFromOutside_v
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...
Definition: TGeoCompositeShape.cxx:581
TGeoCompositeShape::Safety
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: TGeoCompositeShape.cxx:498
int
TGeoCompositeShape::Contains_v
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: TGeoCompositeShape.cxx:555