#include <G4GeomTools.hh>

Static Public Member Functions
static G4double	TriangleArea (G4double Ax, G4double Ay, G4double Bx, G4double By, G4double Cx, G4double Cy)

static G4double	TriangleArea (const G4TwoVector &A, const G4TwoVector &B, const G4TwoVector &C)

static G4double	QuadArea (const G4TwoVector &A, const G4TwoVector &B, const G4TwoVector &C, const G4TwoVector &D)

static G4double	PolygonArea (const G4TwoVectorList &polygon)

static G4bool	PointInTriangle (G4double Px, G4double Py, G4double Ax, G4double Ay, G4double Bx, G4double By, G4double Cx, G4double Cy)

static G4bool	PointInTriangle (const G4TwoVector &P, const G4TwoVector &A, const G4TwoVector &B, const G4TwoVector &C)

static G4bool	IsConvex (const G4TwoVectorList &polygon)

static G4bool	TriangulatePolygon (const G4TwoVectorList &polygon, G4TwoVectorList &result)

static G4bool	TriangulatePolygon (const G4TwoVectorList &polygon, std::vector< G4int > &result)

static void	RemoveRedundantVertices (G4TwoVectorList &polygon, std::vector< G4int > &iout, G4double tolerance=0)

static G4bool	DiskExtent (G4double rmin, G4double rmax, G4double startPhi, G4double delPhi, G4TwoVector &pmin, G4TwoVector &pmax)

static void	DiskExtent (G4double rmin, G4double rmax, G4double sinPhiStart, G4double cosPhiStart, G4double sinPhiEnd, G4double cosPhiEnd, G4TwoVector &pmin, G4TwoVector &pmax)

static G4double	DistancePointSegment (G4ThreeVector P, G4ThreeVector A, G4ThreeVector B)

static G4bool	SphereExtent (G4double rmin, G4double rmax, G4double startTheta, G4double delTheta, G4double startPhi, G4double delPhi, G4ThreeVector &pmin, G4ThreeVector &pmax)

Static Private Member Functions
static G4bool	CheckSnip (const G4TwoVectorList &contour, G4int a, G4int b, G4int c, G4int n, const G4int *V)

Detailed Description

Definition at line 53 of file G4GeomTools.hh.

Member Function Documentation

G4bool G4GeomTools::CheckSnip	(	const G4TwoVectorList &	contour,
		G4int	a,
		G4int	b,
		G4int	c,
		G4int	n,
		const G4int *	V
	)

staticprivate

Definition at line 256 of file G4GeomTools.cc.

References a, G4GeometryTolerance::GetInstance(), G4GeometryTolerance::GetSurfaceTolerance(), kCarTolerance, G4INCL::Math::max(), G4INCL::Math::min(), n, and PointInTriangle().

Referenced by TriangulatePolygon().

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G4bool G4GeomTools::DiskExtent	(	G4double	rmin,
		G4double	rmax,
		G4double	startPhi,
		G4double	delPhi,
		G4TwoVector &	pmin,
		G4TwoVector &	pmax
	)

static

Definition at line 378 of file G4GeomTools.cc.

References G4GeometryTolerance::GetInstance(), G4GeometryTolerance::GetSurfaceTolerance(), kCarTolerance, and twopi.

Referenced by G4Torus::CalculateExtent(), G4CutTubs::Extent(), G4GenericPolycone::Extent(), G4OTubs::Extent(), G4Polycone::Extent(), G4Tubs::Extent(), G4Cons::Extent(), G4Torus::Extent(), G4Sphere::Extent(), and SphereExtent().

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void G4GeomTools::DiskExtent	(	G4double	rmin,
		G4double	rmax,
		G4double	sinPhiStart,
		G4double	cosPhiStart,
		G4double	sinPhiEnd,
		G4double	cosPhiEnd,
		G4TwoVector &	pmin,
		G4TwoVector &	pmax
	)

static

Definition at line 411 of file G4GeomTools.cc.

References G4GeometryTolerance::GetInstance(), G4GeometryTolerance::GetSurfaceTolerance(), kCarTolerance, G4INCL::Math::max(), and G4INCL::Math::min().

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G4double G4GeomTools::DistancePointSegment	(	G4ThreeVector	P,
		G4ThreeVector	A,
		G4ThreeVector	B
	)

static

Definition at line 520 of file G4GeomTools.cc.

References A().

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G4bool G4GeomTools::IsConvex ( const G4TwoVectorList & polygon )

static

Definition at line 150 of file G4GeomTools.cc.

References G4GeometryTolerance::GetInstance(), G4GeometryTolerance::GetSurfaceTolerance(), kCarTolerance, and n.

Referenced by G4ExtrudedSolid::G4ExtrudedSolid().

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G4bool G4GeomTools::PointInTriangle	(	G4double	Px,
		G4double	Py,
		G4double	Ax,
		G4double	Ay,
		G4double	Bx,
		G4double	By,
		G4double	Cx,
		G4double	Cy
	)

static

Definition at line 97 of file G4GeomTools.cc.

Referenced by CheckSnip().

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G4bool G4GeomTools::PointInTriangle	(	const G4TwoVector &	P,
		const G4TwoVector &	A,
		const G4TwoVector &	B,
		const G4TwoVector &	C
	)

static

Definition at line 122 of file G4GeomTools.cc.

G4double G4GeomTools::PolygonArea ( const G4TwoVectorList & polygon )

static

Definition at line 82 of file G4GeomTools.cc.

References n.

Referenced by G4GenericPolycone::CalculateExtent(), G4Polycone::CalculateExtent(), G4Polyhedra::CalculateExtent(), G4ExtrudedSolid::G4ExtrudedSolid(), and TriangulatePolygon().

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G4double G4GeomTools::QuadArea	(	const G4TwoVector &	A,
		const G4TwoVector &	B,
		const G4TwoVector &	C,
		const G4TwoVector &	D
	)

static

Definition at line 70 of file G4GeomTools.cc.

void G4GeomTools::RemoveRedundantVertices	(	G4TwoVectorList &	polygon,
		std::vector< G4int > &	iout,
		G4double	tolerance = `0`
	)

static

Definition at line 293 of file G4GeomTools.cc.

References kInfinity, and G4INCL::Math::max().

Referenced by G4Polycone::CalculateExtent(), G4Polyhedra::CalculateExtent(), and G4ExtrudedSolid::G4ExtrudedSolid().

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G4bool G4GeomTools::SphereExtent	(	G4double	rmin,
		G4double	rmax,
		G4double	startTheta,
		G4double	delTheta,
		G4double	startPhi,
		G4double	delPhi,
		G4ThreeVector &	pmin,
		G4ThreeVector &	pmax
	)

static

Definition at line 542 of file G4GeomTools.cc.

References DiskExtent(), G4GeometryTolerance::GetInstance(), G4GeometryTolerance::GetSurfaceTolerance(), halfpi, kCarTolerance, G4INCL::Math::max(), G4INCL::Math::min(), pi, and twopi.

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G4double G4GeomTools::TriangleArea	(	G4double	Ax,
		G4double	Ay,
		G4double	Bx,
		G4double	By,
		G4double	Cx,
		G4double	Cy
	)

static

Definition at line 47 of file G4GeomTools.cc.

G4double G4GeomTools::TriangleArea	(	const G4TwoVector &	A,
		const G4TwoVector &	B,
		const G4TwoVector &	C
	)

static

Definition at line 58 of file G4GeomTools.cc.

G4bool G4GeomTools::TriangulatePolygon	(	const G4TwoVectorList &	polygon,
		G4TwoVectorList &	result
	)

static

Definition at line 178 of file G4GeomTools.cc.

References n.

Referenced by G4GenericPolycone::CalculateExtent(), G4Polycone::CalculateExtent(), G4Polyhedra::CalculateExtent(), and G4ExtrudedSolid::CalculateExtent().

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G4bool G4GeomTools::TriangulatePolygon	(	const G4TwoVectorList &	polygon,
		std::vector< G4int > &	result
	)

static

Definition at line 194 of file G4GeomTools.cc.

References a, CheckSnip(), n, PolygonArea(), and reverse.

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

geant4.10.03/source/geometry/management/include/G4GeomTools.hh
geant4.10.03/source/geometry/management/src/G4GeomTools.cc

Static Public Member Functions

Static Private Member Functions

Detailed Description

Member Function Documentation