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TGeoXtru.h
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1// @(#)root/geom:$Id$
2// Author: Mihaela Gheata 24/01/04
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_TGeoXtru
13#define ROOT_TGeoXtru
14
15#include "TGeoBBox.h"
16
17#include <mutex>
18#include <vector>
19
20class TGeoPolygon;
21
22class TGeoXtru : public TGeoBBox
23{
24public:
26 {
27 Int_t fSeg; // !current segment [0,fNvert-1]
28 Int_t fIz; // !current z plane [0,fNz-1]
29 Double_t *fXc; // ![fNvert] current X positions for polygon vertices
30 Double_t *fYc; // ![fNvert] current Y positions for polygon vertices
31 TGeoPolygon *fPoly; // !polygon defining section shape
32
35 };
37 virtual void ClearThreadData() const;
38 virtual void CreateThreadData(Int_t nthreads);
39
40protected:
41 // data members
42 Int_t fNvert; // number of vertices of the 2D polygon (at least 3)
43 Int_t fNz; // number of z planes (at least two)
44 Double_t fZcurrent; // current Z position
45 Double_t *fX; //[fNvert] X positions for polygon vertices
46 Double_t *fY; //[fNvert] Y positions for polygon vertices
47 Double_t *fZ; //[fNz] array of Z planes positions
48 Double_t *fScale; //[fNz] array of scale factors (for each Z)
49 Double_t *fX0; //[fNz] array of X offsets (for each Z)
50 Double_t *fY0; //[fNz] array of Y offsets (for each Z)
51
52 mutable std::vector<ThreadData_t*> fThreadData; //! Navigation data per thread
53 mutable Int_t fThreadSize; //! size of thread-specific array
54 mutable std::mutex fMutex; //! mutex for thread data
55
56 TGeoXtru(const TGeoXtru&) = delete;
57 TGeoXtru& operator=(const TGeoXtru&) = delete;
58
59 // methods
60 Double_t DistToPlane(const Double_t *point, const Double_t *dir, Int_t iz, Int_t ivert, Double_t stepmax, Bool_t in) const;
61 void GetPlaneVertices(Int_t iz, Int_t ivert, Double_t *vert) const;
62 void GetPlaneNormal(const Double_t *vert, Double_t *norm) const;
63 Bool_t IsPointInsidePlane(const Double_t *point, Double_t *vert, Double_t *norm) const;
64 Double_t SafetyToSector(const Double_t *point, Int_t iz, Double_t safmin, Bool_t in);
65 void SetIz(Int_t iz);
66 void SetSeg(Int_t iseg);
67
68public:
69 // constructors
70 TGeoXtru();
71 TGeoXtru(Int_t nz);
72 TGeoXtru(Double_t *param);
73 // destructor
74 virtual ~TGeoXtru();
75 // methods
76 virtual Double_t Capacity() const;
77 virtual void ComputeBBox();
78 virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm);
79 virtual void ComputeNormal_v(const Double_t *points, const Double_t *dirs, Double_t *norms, Int_t vecsize);
80 virtual Bool_t Contains(const Double_t *point) const;
81 virtual void Contains_v(const Double_t *points, Bool_t *inside, Int_t vecsize) const;
82 Bool_t DefinePolygon(Int_t nvert, const Double_t *xv, const Double_t *yv);
83 virtual void DefineSection(Int_t snum, Double_t z, Double_t x0=0., Double_t y0=0., Double_t scale=1.);
84 virtual Double_t DistFromInside(const Double_t *point, const Double_t *dir, Int_t iact=1,
85 Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
86 virtual void DistFromInside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
87 virtual Double_t DistFromOutside(const Double_t *point, const Double_t *dir, Int_t iact=1,
88 Double_t step=TGeoShape::Big(), Double_t *safe=0) const;
89 virtual void DistFromOutside_v(const Double_t *points, const Double_t *dirs, Double_t *dists, Int_t vecsize, Double_t *step) const;
90 virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
91 void DrawPolygon(Option_t *option="");
92 virtual const TBuffer3D &GetBuffer3D(Int_t reqSections, Bool_t localFrame) const;
93// virtual Int_t GetByteCount() const {return 60+12*fNz;}
94 Int_t GetNz() const {return fNz;}
95 Int_t GetNvert() const {return fNvert;}
96 Double_t GetX(Int_t i) const {return (i<fNvert&&i>-1 &&fX!=0) ? fX[i] : -1.0E10;}
97 Double_t GetY(Int_t i) const {return (i<fNvert&&i>-1 &&fY!=0) ? fY[i] : -1.0E10;}
98 Double_t GetXOffset(Int_t i) const {return (i<fNz&&i>-1 && fX0!=0) ? fX0[i] : 0.0;}
99 Double_t GetYOffset(Int_t i) const {return (i<fNz&&i>-1 && fY0!=0) ? fY0[i] : 0.0;}
100 Double_t GetScale(Int_t i) const {return (i<fNz&&i>-1 && fScale!=0) ? fScale[i] : 1.0;}
101 Double_t *GetZ() const {return fZ;}
102 Double_t GetZ(Int_t ipl) const;
103 virtual TGeoShape *GetMakeRuntimeShape(TGeoShape * /*mother*/, TGeoMatrix * /*mat*/) const {return 0;}
104 virtual void GetMeshNumbers(Int_t &nvert, Int_t &nsegs, Int_t &npols) const;
105 virtual Int_t GetNmeshVertices() const;
106 virtual void InspectShape() const;
107 virtual TBuffer3D *MakeBuffer3D() const;
108 Double_t &Z(Int_t ipl) {return fZ[ipl];}
109 virtual Double_t Safety(const Double_t *point, Bool_t in=kTRUE) const;
110 virtual void Safety_v(const Double_t *points, const Bool_t *inside, Double_t *safe, Int_t vecsize) const;
111 virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
112 void SetCurrentZ(Double_t z, Int_t iz);
113 void SetCurrentVertices(Double_t x0, Double_t y0, Double_t scale);
114 virtual void SetDimensions(Double_t *param);
115 virtual void SetPoints(Double_t *points) const;
116 virtual void SetPoints(Float_t *points) const;
117 virtual void SetSegsAndPols(TBuffer3D &buff) const;
118 virtual void Sizeof3D() const;
119
120 ClassDef(TGeoXtru, 3) // extruded polygon class
121};
122
123#endif
int Int_t
Definition: CPyCppyy.h:43
bool Bool_t
Definition: RtypesCore.h:63
double Double_t
Definition: RtypesCore.h:59
float Float_t
Definition: RtypesCore.h:57
const Bool_t kTRUE
Definition: RtypesCore.h:100
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
point * points
Definition: X3DBuffer.c:22
Generic 3D primitive description class.
Definition: TBuffer3D.h:18
Box class.
Definition: TGeoBBox.h:18
Geometrical transformation package.
Definition: TGeoMatrix.h:41
An arbitrary polygon defined by vertices.
Definition: TGeoPolygon.h:20
Base abstract class for all shapes.
Definition: TGeoShape.h:26
static Double_t Big()
Definition: TGeoShape.h:88
An extrusion with fixed outline shape in x-y and a sequence of z extents (segments).
Definition: TGeoXtru.h:23
Double_t * fScale
Definition: TGeoXtru.h:48
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 tube Warning("DistFromOutside",...
Definition: TGeoXtru.cxx:544
Double_t * fX0
Definition: TGeoXtru.h:49
TGeoXtru()
dummy ctor
Definition: TGeoXtru.cxx:156
virtual void ComputeNormal(const Double_t *point, const Double_t *dir, Double_t *norm)
Compute normal to closest surface from POINT.
Definition: TGeoXtru.cxx:303
virtual Bool_t Contains(const Double_t *point) const
test if point is inside this shape
Definition: TGeoXtru.cxx:325
ThreadData_t & GetThreadData() const
Definition: TGeoXtru.cxx:90
Int_t fNz
Definition: TGeoXtru.h:43
virtual void ComputeBBox()
compute bounding box of the pcon
Definition: TGeoXtru.cxx:269
Double_t * fZ
Definition: TGeoXtru.h:47
Int_t fThreadSize
Navigation data per thread.
Definition: TGeoXtru.h:53
TGeoXtru & operator=(const TGeoXtru &)=delete
Int_t fNvert
Definition: TGeoXtru.h:42
void SetCurrentVertices(Double_t x0, Double_t y0, Double_t scale)
Set current vertex coordinates according X0, Y0 and SCALE.
Definition: TGeoXtru.cxx:1094
TGeoXtru(const TGeoXtru &)=delete
mutex for thread data
virtual Double_t Capacity() const
Compute capacity [length^3] of this shape.
Definition: TGeoXtru.cxx:247
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: TGeoXtru.cxx:1271
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: TGeoXtru.cxx:1287
void GetPlaneVertices(Int_t iz, Int_t ivert, Double_t *vert) const
Returns (x,y,z) of 3 vertices of the surface defined by Z sections (iz, iz+1) and polygon vertices (i...
Definition: TGeoXtru.cxx:750
Double_t GetYOffset(Int_t i) const
Definition: TGeoXtru.h:99
virtual void Sizeof3D() const
fill size of this 3-D object
Definition: TGeoXtru.cxx:1219
Bool_t IsPointInsidePlane(const Double_t *point, Double_t *vert, Double_t *norm) const
Check if the quadrilateral defined by VERT contains a coplanar POINT.
Definition: TGeoXtru.cxx:805
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save a primitive as a C++ statement(s) on output stream "out".
Definition: TGeoXtru.cxx:1045
Int_t GetNvert() const
Definition: TGeoXtru.h:95
Double_t * fY0
Definition: TGeoXtru.h:50
virtual void SetPoints(Double_t *points) const
create polycone mesh points
Definition: TGeoXtru.cxx:1140
Double_t * GetZ() const
Definition: TGeoXtru.h:101
Bool_t DefinePolygon(Int_t nvert, const Double_t *xv, const Double_t *yv)
Creates the polygon representing the blueprint of any Xtru section.
Definition: TGeoXtru.cxx:656
virtual void CreateThreadData(Int_t nthreads)
Create thread data for n threads max.
Definition: TGeoXtru.cxx:115
void SetCurrentZ(Double_t z, Int_t iz)
Recompute current section vertices for a given Z position within range of section iz.
Definition: TGeoXtru.cxx:1072
virtual TBuffer3D * MakeBuffer3D() const
Creates a TBuffer3D describing this shape.
Definition: TGeoXtru.cxx:847
virtual void DefineSection(Int_t snum, Double_t z, Double_t x0=0., Double_t y0=0., Double_t scale=1.)
defines z position of a section plane, rmin and rmax at this z.
Definition: TGeoXtru.cxx:689
Double_t GetY(Int_t i) const
Definition: TGeoXtru.h:97
void DrawPolygon(Option_t *option="")
Draw the section polygon.
Definition: TGeoXtru.cxx:365
virtual const TBuffer3D & GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
Fills a static 3D buffer and returns a reference.
Definition: TGeoXtru.cxx:1226
Double_t SafetyToSector(const Double_t *point, Int_t iz, Double_t safmin, Bool_t in)
Compute safety to sector iz, returning also the closest segment index.
Definition: TGeoXtru.cxx:934
Double_t * fY
Definition: TGeoXtru.h:46
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: TGeoXtru.cxx:1297
Double_t * fX
Definition: TGeoXtru.h:45
virtual void SetSegsAndPols(TBuffer3D &buff) const
Fill TBuffer3D structure for segments and polygons.
Definition: TGeoXtru.cxx:869
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: TGeoXtru.cxx:1198
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: TGeoXtru.cxx:1279
virtual void SetDimensions(Double_t *param)
Definition: TGeoXtru.cxx:1116
virtual void ClearThreadData() const
Definition: TGeoXtru.cxx:99
Double_t & Z(Int_t ipl)
Definition: TGeoXtru.h:108
virtual ~TGeoXtru()
destructor
Definition: TGeoXtru.cxx:233
Double_t DistToPlane(const Double_t *point, const Double_t *dir, Int_t iz, Int_t ivert, Double_t stepmax, Bool_t in) const
Compute distance to a Xtru lateral surface.
Definition: TGeoXtru.cxx:374
Double_t GetScale(Int_t i) const
Definition: TGeoXtru.h:100
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
compute closest distance from point px,py to each corner
Definition: TGeoXtru.cxx:356
void SetSeg(Int_t iseg)
Set current segment.
Definition: TGeoXtru.cxx:148
std::mutex fMutex
size of thread-specific array
Definition: TGeoXtru.h:54
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: TGeoXtru.h:103
virtual void InspectShape() const
Print actual Xtru parameters.
Definition: TGeoXtru.cxx:830
Double_t GetXOffset(Int_t i) const
Definition: TGeoXtru.h:98
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: TGeoXtru.cxx:1000
void GetPlaneNormal(const Double_t *vert, Double_t *norm) const
Returns normal vector to the planar quadrilateral defined by vector VERT.
Definition: TGeoXtru.cxx:725
virtual Int_t GetNmeshVertices() const
Return number of vertices of the mesh representation.
Definition: TGeoXtru.cxx:1210
std::vector< ThreadData_t * > fThreadData
Definition: TGeoXtru.h:52
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: TGeoXtru.cxx:1261
void SetIz(Int_t iz)
Set current z-plane.
Definition: TGeoXtru.cxx:141
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 polycone locate Z segment
Definition: TGeoXtru.cxx:430
Int_t GetNz() const
Definition: TGeoXtru.h:94
Double_t GetX(Int_t i) const
Definition: TGeoXtru.h:96
Double_t fZcurrent
Definition: TGeoXtru.h:44
~ThreadData_t()
Destructor.
Definition: TGeoXtru.cxx:81
TGeoPolygon * fPoly
Definition: TGeoXtru.h:31
ThreadData_t()
Constructor.
Definition: TGeoXtru.cxx:73