geos::noding::snapround::HotPixel Class Reference

Implements a "hot pixel" as used in the Snap Rounding algorithm. More...

#include <HotPixel.h>

Public Member Functions
	HotPixel (const geom::Coordinate &pt, double scaleFact, algorithm::LineIntersector &li)
const geom::Coordinate &	getCoordinate () const
	Return reference to original Coordinate (the one provided at construction time).
const geom::Envelope &	getSafeEnvelope () const
	Returns a "safe" envelope that is guaranteed to contain the hot pixel. Keeps ownership of it.
bool	intersectsScaled (const geom::Coordinate &p0, const geom::Coordinate &p1) const
bool	intersects (const geom::Coordinate &p0, const geom::Coordinate &p1) const

Detailed Description

Implements a "hot pixel" as used in the Snap Rounding algorithm.

A hot pixel contains the interior of the tolerance square and the boundary minus the top and right segments.

The hot pixel operations are all computed in the integer domain to avoid rounding problems.

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