G4VFacet Class Reference

#include <G4VFacet.hh>

Inheritance diagram for G4VFacet:

Public Member Functions
virtual	~G4VFacet ()
G4bool	operator== (const G4VFacet &right) const
virtual G4int	GetNumberOfVertices () const =0
virtual G4ThreeVector	GetVertex (G4int i) const =0
virtual void	SetVertex (G4int i, const G4ThreeVector &val)=0
virtual G4GeometryType	GetEntityType () const =0
virtual G4ThreeVector	GetSurfaceNormal () const =0
virtual G4bool	IsDefined () const =0
virtual G4ThreeVector	GetCircumcentre () const =0
virtual G4double	GetRadius () const =0
virtual G4VFacet *	GetClone ()=0
virtual G4double	Distance (const G4ThreeVector &, G4double)=0
virtual G4double	Distance (const G4ThreeVector &, G4double, const G4bool)=0
virtual G4double	Extent (const G4ThreeVector)=0
virtual G4bool	Intersect (const G4ThreeVector &, const G4ThreeVector &, const G4bool, G4double &, G4double &, G4ThreeVector &)=0
virtual G4double	GetArea ()=0
virtual G4ThreeVector	GetPointOnFace () const =0
void	ApplyTranslation (const G4ThreeVector v)
std::ostream &	StreamInfo (std::ostream &os) const
G4bool	IsInside (const G4ThreeVector &p) const
virtual G4int	AllocatedMemory ()=0
virtual void	SetVertexIndex (G4int i, G4int j)=0
virtual G4int	GetVertexIndex (G4int i) const =0
virtual void	SetVertices (std::vector< G4ThreeVector > *vertices)=0
Static Protected Attributes
static const G4double	dirTolerance = 1.0E-14
static const G4double	kCarTolerance

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Detailed Description

Definition at line 60 of file G4VFacet.hh.

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Constructor & Destructor Documentation

G4VFacet::~G4VFacet

(

)

[virtual]

Definition at line 53 of file G4VFacet.cc.

{
}

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Member Function Documentation

virtual G4int G4VFacet::AllocatedMemory

(

)

[pure virtual]

Implemented in G4TriangularFacet.

Referenced by G4TessellatedSolid::AllocatedMemoryWithoutVoxels().

void G4VFacet::ApplyTranslation

(

const G4ThreeVector

v

)

Definition at line 87 of file G4VFacet.cc.

References GetNumberOfVertices(), GetVertex(), CLHEP::detail::n, and SetVertex().

{
  G4int n = GetNumberOfVertices();
  for (G4int i = 0; i < n; ++i)
  {
    SetVertex(i, GetVertex(i) + v);
  }
}

virtual G4double G4VFacet::Distance	(	const G4ThreeVector &	,
		G4double	,
		const	G4bool
	)			[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

virtual G4double G4VFacet::Distance	(	const G4ThreeVector &	,
		G4double
	)			[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by G4TessellatedSolid::Normal(), G4TessellatedSolid::SafetyFromInside(), and G4TessellatedSolid::SafetyFromOutside().

virtual G4double G4VFacet::Extent

(

const

G4ThreeVector

)

[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

virtual G4double G4VFacet::GetArea

(

)

[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by G4TessellatedSolid::GetSurfaceArea().

virtual G4ThreeVector G4VFacet::GetCircumcentre

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by G4TessellatedSolid::AddFacet(), and operator==().

virtual G4VFacet* G4VFacet::GetClone

(

)

[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by G4TessellatedSolid::operator+=().

virtual G4GeometryType G4VFacet::GetEntityType

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by StreamInfo().

virtual G4int G4VFacet::GetNumberOfVertices

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by ApplyTranslation(), G4TessellatedSolid::CreatePolyhedron(), operator==(), StreamInfo(), and G4GDMLWriteSolids::TessellatedWrite().

virtual G4ThreeVector G4VFacet::GetPointOnFace

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

virtual G4double G4VFacet::GetRadius

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

virtual G4ThreeVector G4VFacet::GetSurfaceNormal

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by IsInside(), G4TessellatedSolid::Normal(), and operator==().

virtual G4ThreeVector G4VFacet::GetVertex

(

G4int

i

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by ApplyTranslation(), IsInside(), operator==(), and StreamInfo().

virtual G4int G4VFacet::GetVertexIndex

(

G4int

i

)

const [pure virtual]

Implemented in G4TriangularFacet.

Referenced by G4TessellatedSolid::CreatePolyhedron().

virtual G4bool G4VFacet::Intersect	(	const G4ThreeVector &	,
		const G4ThreeVector &	,
		const	G4bool,
		G4double &	,
		G4double &	,
		G4ThreeVector &
	)			[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

virtual G4bool G4VFacet::IsDefined

(

)

const [pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by G4TessellatedSolid::AddFacet().

G4bool G4VFacet::IsInside

(

const G4ThreeVector &

p

)

const

Definition at line 114 of file G4VFacet.cc.

References GetSurfaceNormal(), and GetVertex().

{
  G4ThreeVector d =  p - GetVertex(0);
  G4double displacement = d.dot(GetSurfaceNormal());
  return displacement <= 0.0;
}

G4bool G4VFacet::operator==

(

const G4VFacet &

right

)

const

Definition at line 59 of file G4VFacet.cc.

References GetCircumcentre(), GetNumberOfVertices(), GetSurfaceNormal(), GetVertex(), and kCarTolerance.

{
  G4double tolerance = kCarTolerance*kCarTolerance/4.0;

  if (GetNumberOfVertices() != right.GetNumberOfVertices())
    return false;
  else if ((GetCircumcentre()-right.GetCircumcentre()).mag2() > tolerance)
    return false;
  else if (std::fabs((right.GetSurfaceNormal()).dot(GetSurfaceNormal())) < 0.9999999999)
    return false;

  G4bool coincident  = true;
  G4int i = 0;
  do
  {
    coincident = false;
    G4int j   = 0; 
    do
    {
      coincident = (GetVertex(i)-right.GetVertex(j)).mag2() < tolerance;
    } while (!coincident && ++j < GetNumberOfVertices());
  } while (coincident && ++i < GetNumberOfVertices());

  return coincident;
}

virtual void G4VFacet::SetVertex	(	G4int	i,
		const G4ThreeVector &	val
	)			[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

Referenced by ApplyTranslation().

virtual void G4VFacet::SetVertexIndex	(	G4int	i,
		G4int	j
	)			[pure virtual]

Implemented in G4TriangularFacet.

virtual void G4VFacet::SetVertices

(

std::vector< G4ThreeVector > *

vertices

)

[pure virtual]

Implemented in G4QuadrangularFacet, and G4TriangularFacet.

std::ostream & G4VFacet::StreamInfo

(

std::ostream &

os

)

const

Definition at line 98 of file G4VFacet.cc.

References G4endl, GetEntityType(), GetNumberOfVertices(), GetVertex(), and CLHEP::detail::n.

Referenced by G4TessellatedSolid::AddFacet(), and G4TessellatedSolid::StreamInfo().

{
  os << G4endl;
  os << "*********************************************************************"
     << G4endl;
  os << "FACET TYPE       = " << GetEntityType() << G4endl;
  os << "ABSOLUTE VECTORS = " << G4endl;
  G4int n = GetNumberOfVertices();
  for (G4int i = 0; i < n; ++i)
    os << "P[" << i << "]      = " << GetVertex(i) << G4endl;
  os << "*********************************************************************"
     << G4endl;

  return os;
}

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Field Documentation

const G4double G4VFacet::dirTolerance = 1.0E-14 [static, protected]

Definition at line 101 of file G4VFacet.hh.

Referenced by G4QuadrangularFacet::Distance(), and G4TriangularFacet::Intersect().

const G4double G4VFacet::kCarTolerance [static, protected]

Initial value:

      G4GeometryTolerance::GetInstance()->GetSurfaceTolerance()

Definition at line 102 of file G4VFacet.hh.

Referenced by G4TriangularFacet::Distance(), G4QuadrangularFacet::G4QuadrangularFacet(), G4TriangularFacet::G4TriangularFacet(), G4TriangularFacet::Intersect(), and operator==().

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

• G4VFacet.hh
• G4VFacet.cc

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