Geant4 11.1.1
Toolkit for the simulation of the passage of particles through matter
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HepPolyhedronParaboloid Class Reference

#include <HepPolyhedron.h>

+ Inheritance diagram for HepPolyhedronParaboloid:

Public Member Functions

 HepPolyhedronParaboloid (G4double r1, G4double r2, G4double dz, G4double Phi1, G4double Dphi)
 
 ~HepPolyhedronParaboloid () override
 
- Public Member Functions inherited from HepPolyhedron
 HepPolyhedron ()
 
 HepPolyhedron (G4int Nvert, G4int Nface)
 
 HepPolyhedron (const HepPolyhedron &from)
 
 HepPolyhedron (HepPolyhedron &&from)
 
virtual ~HepPolyhedron ()
 
HepPolyhedronoperator= (const HepPolyhedron &from)
 
HepPolyhedronoperator= (HepPolyhedron &&from)
 
G4int GetNoVertices () const
 
G4int GetNoVerteces () const
 
G4int GetNoFacets () const
 
HepPolyhedronTransform (const G4Transform3D &t)
 
G4bool GetNextVertexIndex (G4int &index, G4int &edgeFlag) const
 
G4Point3D GetVertex (G4int index) const
 
G4bool GetNextVertex (G4Point3D &vertex, G4int &edgeFlag) const
 
G4bool GetNextVertex (G4Point3D &vertex, G4int &edgeFlag, G4Normal3D &normal) const
 
G4bool GetNextEdgeIndices (G4int &i1, G4int &i2, G4int &edgeFlag, G4int &iface1, G4int &iface2) const
 
G4bool GetNextEdgeIndeces (G4int &i1, G4int &i2, G4int &edgeFlag, G4int &iface1, G4int &iface2) const
 
G4bool GetNextEdgeIndices (G4int &i1, G4int &i2, G4int &edgeFlag) const
 
G4bool GetNextEdgeIndeces (G4int &i1, G4int &i2, G4int &edgeFlag) const
 
G4bool GetNextEdge (G4Point3D &p1, G4Point3D &p2, G4int &edgeFlag) const
 
G4bool GetNextEdge (G4Point3D &p1, G4Point3D &p2, G4int &edgeFlag, G4int &iface1, G4int &iface2) const
 
void GetFacet (G4int iFace, G4int &n, G4int *iNodes, G4int *edgeFlags=nullptr, G4int *iFaces=nullptr) const
 
void GetFacet (G4int iFace, G4int &n, G4Point3D *nodes, G4int *edgeFlags=nullptr, G4Normal3D *normals=nullptr) const
 
G4bool GetNextFacet (G4int &n, G4Point3D *nodes, G4int *edgeFlags=nullptr, G4Normal3D *normals=nullptr) const
 
G4Normal3D GetNormal (G4int iFace) const
 
G4Normal3D GetUnitNormal (G4int iFace) const
 
G4bool GetNextNormal (G4Normal3D &normal) const
 
G4bool GetNextUnitNormal (G4Normal3D &normal) const
 
HepPolyhedron add (const HepPolyhedron &p) const
 
HepPolyhedron subtract (const HepPolyhedron &p) const
 
HepPolyhedron intersect (const HepPolyhedron &p) const
 
G4double GetSurfaceArea () const
 
G4double GetVolume () const
 
void SetVertex (G4int index, const G4Point3D &v)
 
void SetFacet (G4int index, G4int iv1, G4int iv2, G4int iv3, G4int iv4=0)
 
void SetReferences ()
 
void JoinCoplanarFacets (G4double tolerance)
 
void InvertFacets ()
 
G4int createTwistedTrap (G4double Dz, const G4double xy1[][2], const G4double xy2[][2])
 
G4int createPolyhedron (G4int Nnodes, G4int Nfaces, const G4double xyz[][3], const G4int faces[][4])
 

Additional Inherited Members

- Static Public Member Functions inherited from HepPolyhedron
static G4int GetNumberOfRotationSteps ()
 
static void SetNumberOfRotationSteps (G4int n)
 
static void ResetNumberOfRotationSteps ()
 
- Protected Member Functions inherited from HepPolyhedron
void AllocateMemory (G4int Nvert, G4int Nface)
 
G4int FindNeighbour (G4int iFace, G4int iNode, G4int iOrder) const
 
G4Normal3D FindNodeNormal (G4int iFace, G4int iNode) const
 
void CreatePrism ()
 
void RotateEdge (G4int k1, G4int k2, G4double r1, G4double r2, G4int v1, G4int v2, G4int vEdge, G4bool ifWholeCircle, G4int ns, G4int &kface)
 
void SetSideFacets (G4int ii[4], G4int vv[4], G4int *kk, G4double *r, G4double dphi, G4int ns, G4int &kface)
 
void RotateAroundZ (G4int nstep, G4double phi, G4double dphi, G4int np1, G4int np2, const G4double *z, G4double *r, G4int nodeVis, G4int edgeVis)
 
void RotateContourAroundZ (G4int nstep, G4double phi, G4double dphi, const std::vector< G4TwoVector > &rz, G4int nodeVis, G4int edgeVis)
 
G4bool TriangulatePolygon (const std::vector< G4TwoVector > &polygon, std::vector< G4int > &result)
 
G4bool CheckSnip (const std::vector< G4TwoVector > &contour, G4int a, G4int b, G4int c, G4int n, const G4int *V)
 
- Protected Attributes inherited from HepPolyhedron
G4int nvert
 
G4int nface
 
G4Point3DpV
 
G4FacetpF
 
- Static Protected Attributes inherited from HepPolyhedron
static G4ThreadLocal G4int fNumberOfRotationSteps = DEFAULT_NUMBER_OF_STEPS
 

Detailed Description

Definition at line 482 of file HepPolyhedron.h.

Constructor & Destructor Documentation

◆ HepPolyhedronParaboloid()

HepPolyhedronParaboloid::HepPolyhedronParaboloid ( G4double  r1,
G4double  r2,
G4double  dz,
G4double  Phi1,
G4double  Dphi 
)

Definition at line 2039 of file HepPolyhedron.cc.

2058{
2059 static const G4double wholeCircle=twopi;
2060
2061 // C H E C K I N P U T P A R A M E T E R S
2062
2063 G4int k = 0;
2064 if (r1 < 0. || r2 <= 0.) k = 1;
2065
2066 if (dz <= 0.) k += 2;
2067
2068 G4double phi1, phi2, dphi;
2069
2070 if(dPhi < 0.)
2071 {
2072 phi2 = sPhi; phi1 = phi2 + dPhi;
2073 }
2074 else if(dPhi == 0.)
2075 {
2076 phi1 = sPhi; phi2 = phi1 + wholeCircle;
2077 }
2078 else
2079 {
2080 phi1 = sPhi; phi2 = phi1 + dPhi;
2081 }
2082 dphi = phi2 - phi1;
2083
2084 if (std::abs(dphi-wholeCircle) < perMillion) dphi = wholeCircle;
2085 if (dphi > wholeCircle) k += 4;
2086
2087 if (k != 0) {
2088 std::cerr << "HepPolyhedronParaboloid: error in input parameters";
2089 if ((k & 1) != 0) std::cerr << " (radiuses)";
2090 if ((k & 2) != 0) std::cerr << " (half-length)";
2091 if ((k & 4) != 0) std::cerr << " (angles)";
2092 std::cerr << std::endl;
2093 std::cerr << " r1=" << r1;
2094 std::cerr << " r2=" << r2;
2095 std::cerr << " dz=" << dz << " sPhi=" << sPhi << " dPhi=" << dPhi
2096 << std::endl;
2097 return;
2098 }
2099
2100 // P R E P A R E T W O P O L Y L I N E S
2101
2103 G4double dl = (r2 - r1) / n;
2104 G4double k1 = (r2*r2 - r1*r1) / 2 / dz;
2105 G4double k2 = (r2*r2 + r1*r1) / 2;
2106
2107 auto zz = new G4double[n + 2], rr = new G4double[n + 2];
2108
2109 zz[0] = dz;
2110 rr[0] = r2;
2111
2112 for(G4int i = 1; i < n - 1; i++)
2113 {
2114 rr[i] = rr[i-1] - dl;
2115 zz[i] = (rr[i]*rr[i] - k2) / k1;
2116 if(rr[i] < 0)
2117 {
2118 rr[i] = 0;
2119 zz[i] = 0;
2120 }
2121 }
2122
2123 zz[n-1] = -dz;
2124 rr[n-1] = r1;
2125
2126 zz[n] = dz;
2127 rr[n] = 0;
2128
2129 zz[n+1] = -dz;
2130 rr[n+1] = 0;
2131
2132 // R O T A T E P O L Y L I N E S
2133
2134 RotateAroundZ(0, phi1, dphi, n, 2, zz, rr, -1, -1);
2135 SetReferences();
2136
2137 delete [] zz;
2138 delete [] rr;
2139}
double G4double
Definition: G4Types.hh:83
int G4int
Definition: G4Types.hh:85
void RotateAroundZ(G4int nstep, G4double phi, G4double dphi, G4int np1, G4int np2, const G4double *z, G4double *r, G4int nodeVis, G4int edgeVis)
static G4int GetNumberOfRotationSteps()

◆ ~HepPolyhedronParaboloid()

HepPolyhedronParaboloid::~HepPolyhedronParaboloid ( )
overridedefault

The documentation for this class was generated from the following files: