15 #ifndef GEOS_NODING_NODINGINTERSECTIONFINDER_H
16 #define GEOS_NODING_NODINGINTERSECTIONFINDER_H
18 #include <geos/inline.h>
19 #include <geos/noding/SegmentIntersector.h>
20 #include <geos/geom/Coordinate.h>
27 class LineIntersector;
61 interiorIntersection(geom::Coordinate::getNull()),
63 isCheckEndSegmentsOnly(false),
64 findAllIntersections(false)
76 return !interiorIntersection.isNull();
88 return interiorIntersection;
99 return intersectionCount;
115 isCheckEndSegmentsOnly = isCESO;
132 findAllIntersections = fAI;
140 const std::vector<geom::Coordinate>&
162 return !interiorIntersection.isNull();
168 std::size_t intersectionCount;
169 bool isCheckEndSegmentsOnly;
170 bool findAllIntersections;
171 std::vector<geom::Coordinate> intSegments;
187 static bool isInteriorVertexIntersection(
189 bool isEnd0,
bool isEnd1);
207 static bool isInteriorVertexIntersection(
210 bool isEnd00,
bool isEnd01,
bool isEnd10,
bool isEnd11);
220 static bool isEndSegment(
const SegmentString* segStr, std::size_t index);
229 #include "geos/noding/NodingIntersectionFinder.inl"
A LineIntersector is an algorithm that can both test whether two line segments intersect and compute ...
Definition: LineIntersector.h:50
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
Finds non-noded intersections in a set of SegmentStrings, if any exist.
Definition: NodingIntersectionFinder.h:48
void setFindAllIntersections(bool fAI)
Sets whether all intersections should be computed.
Definition: NodingIntersectionFinder.h:130
void setCheckEndSegmentsOnly(bool isCESO)
Sets whether only end segments should be tested for interior intersection.
Definition: NodingIntersectionFinder.h:113
NodingIntersectionFinder(algorithm::LineIntersector &newLi)
Creates an intersection finder which finds an interior intersection if one exists.
Definition: NodingIntersectionFinder.h:58
const std::vector< geom::Coordinate > & getIntersectionSegments() const
Gets the endpoints of the intersecting segments.
Definition: NodingIntersectionFinder.h:141
bool hasIntersection() const
Tests whether an intersection was found.
Definition: NodingIntersectionFinder.h:74
void processIntersections(SegmentString *e0, std::size_t segIndex0, SegmentString *e1, std::size_t segIndex1) override
This method is called by clients of the SegmentIntersector class to process intersections for two seg...
bool isDone() const override
Reports whether the client of this class needs to continue testing all intersections in an arrangemen...
Definition: NodingIntersectionFinder.h:160
const geom::Coordinate & getInteriorIntersection() const
Gets the computed location of the intersection. Due to round-off, the location may not be exact.
Definition: NodingIntersectionFinder.h:86
size_t count() const
Gets the count of intersections found.
Definition: NodingIntersectionFinder.h:97
Processes possible intersections detected by a Noder.
Definition: noding/SegmentIntersector.h:48
An interface for classes which represent a sequence of contiguous line segments.
Definition: SegmentString.h:46
Basic namespace for all GEOS functionalities.
Definition: Angle.h:26