Manage a non-convex polygon which can extend on more than 180 deg. More...

#include <OctahedronPolygon.hpp>

Public Member Functions
	OctahedronPolygon (const SubContour &subContour)
	Create the OctahedronPolygon by splitting the passed SubContour on the 8 sides of the octahedron.

	OctahedronPolygon (const QVector< QVector< Vec3d > > &contours)

	OctahedronPolygon (const QVector< Vec3d > &contour)

	OctahedronPolygon (const QList< OctahedronPolygon > &octContours)

double	getArea () const

Vec3d	getPointInside () const

StelVertexArray	getFillVertexArray () const
	Returns the list of triangles resulting from tesselating the contours.

StelVertexArray	getOutlineVertexArray () const

void	getBoundingCap (Vec3d &v, double &d) const

void	inPlaceIntersection (const OctahedronPolygon &mpoly)
	Set this OctahedronPolygon as the intersection of itself with the given OctahedronPolygon.

void	inPlaceUnion (const OctahedronPolygon &mpoly)
	Set this OctahedronPolygon as the union of itself with the given OctahedronPolygon.

void	inPlaceSubtraction (const OctahedronPolygon &mpoly)
	Set this OctahedronPolygon as the subtraction of itself with the given OctahedronPolygon.

bool	intersects (const OctahedronPolygon &mpoly) const

bool	contains (const OctahedronPolygon &mpoly) const

bool	contains (const Vec3d &p) const

bool	isEmpty () const

QString	toJson () const

Static Public Member Functions
static const OctahedronPolygon &	getAllSkyOctahedronPolygon ()

static const OctahedronPolygon &	getEmptyOctahedronPolygon ()

static double	sphericalTriangleArea (const Vec3d &v0, const Vec3d &v1, const Vec3d &v2)

Friends
class	TestStelSphericalGeometry

QDataStream &	operator<< (QDataStream &, const OctahedronPolygon &)

QDataStream &	operator>> (QDataStream &, OctahedronPolygon &)

OctahedronPolygon	createAllSkyOctahedronPolygon ()

Detailed Description

Manage a non-convex polygon which can extend on more than 180 deg.

The contours defining the polygon are split and projected on the 8 sides of an Octahedron to enable 2D geometry algorithms to be used.

Public Member Functions