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TGeoHalfSpace.h
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1 // @(#) :$Id$
2 // Author: Mihaela Gheata 03/08/04
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_TGeoHalfSpace
13 #define ROOT_TGeoHalfSpace
14 
15 #include "TGeoBBox.h"
16 
17 class TGeoHalfSpace : public TGeoBBox
18 {
19 private:
20  Double_t fP[3];
21  Double_t fN[3];
22 public:
23  // constructors
24  TGeoHalfSpace();
25  TGeoHalfSpace(const char *name, Double_t *p, Double_t *n);
27  // destructor
28  virtual ~TGeoHalfSpace();
29  // methods
30  virtual Double_t Capacity() const {return 0.;}
31  virtual void ComputeBBox() {;}
32  virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
33  virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
34  virtual Bool_t Contains(const Double_t *point) const;
35  virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
37  virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1,
38  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
39  virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
40  virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
41  Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
42  virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
43  virtual TGeoVolume *Divide(TGeoVolume *voldiv, const char *divname, Int_t iaxis, Int_t ndiv,
44  Double_t start, Double_t step);
45  virtual Double_t *GetPoint() {return fP;}
46  virtual Double_t *GetNorm() {return fN;}
47  virtual void GetBoundingCylinder(Double_t * /*param*/) const {;}
48  virtual TGeoShape *GetMakeRuntimeShape(TGeoShape * /*mother*/, TGeoMatrix * /*mat*/) const {return 0;}
49  virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
50  virtual Int_t GetNmeshVertices() const {return 0;}
51  virtual void InspectShape() const;
52  virtual Bool_t IsCylType() const {return kFALSE;}
53  virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
54  virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
55  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
56  virtual void SetDimensions(Double_t *param);
57  virtual void SetPoints(Double_t * /*points*/) const {;}
58  virtual void SetPoints(Float_t * /*points*/) const {;}
59  virtual void Sizeof3D() const {;}
60 
61  ClassDef(TGeoHalfSpace, 1) // half-space class
62 };
63 
64 
65 #endif
TGeoHalfSpace::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: TGeoHalfSpace.cxx:233
n
const Int_t n
Definition: legend1.C:16
TGeoHalfSpace::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: TGeoHalfSpace.h:54
TGeoHalfSpace::Divide
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: TGeoHalfSpace.cxx:157
kTRUE
const Bool_t kTRUE
Definition: RtypesCore.h:91
TGeoHalfSpace::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: TGeoHalfSpace.cxx:269
TGeoHalfSpace::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: TGeoHalfSpace.cxx:243
TGeoHalfSpace::ComputeNormal
virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm)
Compute normal to closest surface from POINT.
Definition: TGeoHalfSpace.cxx:74
TGeoHalfSpace::ComputeBBox
virtual void ComputeBBox()
Compute bounding box - nothing to do in this case.
Definition: TGeoHalfSpace.h:37
TGeoHalfSpace::SetPoints
virtual void SetPoints(Double_t *) const
Fill box points.
Definition: TGeoHalfSpace.h:63
TGeoHalfSpace
Definition: TGeoHalfSpace.h:17
Float_t
float Float_t
Definition: RtypesCore.h:57
Int_t
int Int_t
Definition: RtypesCore.h:45
TGeoHalfSpace::GetNorm
virtual Double_t * GetNorm()
Definition: TGeoHalfSpace.h:52
TGeoHalfSpace::SetDimensions
virtual void SetDimensions(Double_t *param)
Set half-space parameters as stored in an array.
Definition: TGeoHalfSpace.cxx:218
TGeoBBox.h
Bool_t
bool Bool_t
Definition: RtypesCore.h:63
bool
TGeoHalfSpace::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: TGeoHalfSpace.cxx:167
TGeoHalfSpace::Sizeof3D
virtual void Sizeof3D() const
Definition: TGeoHalfSpace.h:65
TGeoHalfSpace::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: TGeoHalfSpace.cxx:259
Option_t
const typedef char Option_t
Definition: RtypesCore.h:66
TGeoShape
Definition: TGeoShape.h:25
TGeoHalfSpace::Contains
virtual Bool_t Contains(const Double_t *point) const
test if point is inside the half-space
Definition: TGeoHalfSpace.cxx:87
TGeoHalfSpace::TGeoHalfSpace
TGeoHalfSpace()
Dummy constructor.
Definition: TGeoHalfSpace.cxx:31
TGeoHalfSpace::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 inside point to the plane
Definition: TGeoHalfSpace.cxx:133
kFALSE
const Bool_t kFALSE
Definition: RtypesCore.h:92
TGeoHalfSpace::InspectShape
virtual void InspectShape() const
print shape parameters
Definition: TGeoHalfSpace.cxx:177
TGeoBBox
Definition: TGeoBBox.h:17
TGeoHalfSpace::GetBoundingCylinder
virtual void GetBoundingCylinder(Double_t *) const
Fill vector param[4] with the bounding cylinder parameters.
Definition: TGeoHalfSpace.h:53
TGeoHalfSpace::SavePrimitive
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save a primitive as a C++ statement(s) on output stream "out".
Definition: TGeoHalfSpace.cxx:201
TGeoHalfSpace::~TGeoHalfSpace
virtual ~TGeoHalfSpace()
destructor
Definition: TGeoHalfSpace.cxx:67
Double_t
double Double_t
Definition: RtypesCore.h:59
TGeoMatrix
Definition: TGeoMatrix.h:40
TGeoHalfSpace::GetPoint
virtual Double_t * GetPoint()
Definition: TGeoHalfSpace.h:51
TGeoHalfSpace::GetNmeshVertices
virtual Int_t GetNmeshVertices() const
Definition: TGeoHalfSpace.h:56
points
point * points
Definition: X3DBuffer.c:22
TGeoHalfSpace::fN
Double_t fN[3]
Definition: TGeoHalfSpace.h:27
ClassDef
#define ClassDef(name, id)
Definition: Rtypes.h:325
name
char name[80]
Definition: TGX11.cxx:110
TGeoHalfSpace::Capacity
virtual Double_t Capacity() const
Computes capacity of the shape in [length^3].
Definition: TGeoHalfSpace.h:36
TGeoHalfSpace::IsCylType
virtual Bool_t IsCylType() const
Definition: TGeoHalfSpace.h:58
TGeoHalfSpace::fP
Double_t fP[3]
Definition: TGeoHalfSpace.h:26
TGeoShape::Big
static Double_t Big()
Definition: TGeoShape.h:88
TGeoHalfSpace::DistancetoPrimitive
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
A half-space does not have a mesh primitive.
Definition: TGeoHalfSpace.cxx:101
TGeoVolume
Definition: TGeoVolume.h:44
TGeoHalfSpace::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 the plane
Definition: TGeoHalfSpace.cxx:109
TGeoHalfSpace::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: TGeoHalfSpace.cxx:188
int
TGeoHalfSpace::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: TGeoHalfSpace.cxx:251