C# 클래스 Vertesaur.PolygonOperation.PolygonIntersectionOperation

An operation that will find the geometric result of intersecting two polygons.
파일 보기 프로젝트 열기: aarondandy/vertesaur 1 사용 예제들

공개 메소드들

메소드 설명
FindPointCrossings ( Polygon2 a, Polygon2 b ) : List

Determines the points that would need to be inserted into the resulting intersection geometry between the two given polygons, at the location where their boundaries cross.
Intersect ( Polygon2 a, Polygon2 b ) : IPlanarGeometry

Calculates the intersection between two polygons.
PolygonIntersectionOperation ( ) : System

Constructs a default polygon intersection operation.

비공개 메소드들

메소드 설명
AddPointsBetweenForward ( List results, Ring2 ring, PolygonBoundaryLocation from, PolygonBoundaryLocation to ) : void
CodeContractInvariant ( ) : void
CreateIntersectionKernel ( Polygon2 a, Polygon2 b ) : PolygonCrossingsAlgorithmKernel
CreateIntersectionKernelFromCrossings ( List crossings, Polygon2 a, Polygon2 b ) : PolygonCrossingsAlgorithmKernel

Builds required crossing data.
DetermineFillWinding ( IEnumerable rings ) : PointWinding

Returns the first known point winding associated with ring which has an explicit hole value, failing that the first known ring winding encountered.
FindNextCrossingNotEqual ( PolygonCrossing currentCrossing, PolygonCrossing crossingsOnRing, IComparer crossingComparer ) : PolygonCrossing
FindNextRingPoint ( PolygonCrossing currentCrossing, PolygonCrossing crossingsOnRing, Ring2 ring, PolygonBoundaryLocation>.Func getLocation, IComparer crossingComparer ) : Point2
FindPreviousCrossingNotEqual ( PolygonCrossing currentCrossing, PolygonCrossing crossingsOnRing, IComparer crossingComparer ) : PolygonCrossing
FindPreviousRingPoint ( PolygonCrossing currentCrossing, PolygonCrossing crossingsOnRing, Ring2 ring, PolygonBoundaryLocation>.Func getLocation, IComparer crossingComparer ) : Point2
GetLocationA ( PolygonCrossing crossing ) : PolygonBoundaryLocation
GetLocationB ( PolygonCrossing crossing ) : PolygonBoundaryLocation
GetRingIndexA ( PolygonCrossing crossing ) : int
GetRingIndexB ( PolygonCrossing crossing ) : int
PolygonIntersectionOperation ( PolygonBinaryOperationOptions options ) : System

Constructs a new polygon intersection operation using the given options.

Using this constructor can help optimize other operators that rely on intersection operations, such as union or difference.

QualifyRings ( Polygon2 untouchedRings, Polygon2 polygon, bool qualifyEqual ) : List
TraverseCrossings ( PolygonCrossing fromCrossing, PolygonCrossing ringCrossings, int fromCrossingIndex ) : IEnumerable

메소드 상세

FindPointCrossings() 공개 메소드

Determines the points that would need to be inserted into the resulting intersection geometry between the two given polygons, at the location where their boundaries cross.
public FindPointCrossings ( Polygon2 a, Polygon2 b ) : List
a Polygon2 The first polygon to test.
b Polygon2 The second polygon to test.
리턴 List

Intersect() 공개 메소드

Calculates the intersection between two polygons.
public Intersect ( Polygon2 a, Polygon2 b ) : IPlanarGeometry
a Polygon2 A polygon.
b Polygon2 A polygon.
리턴 IPlanarGeometry

PolygonIntersectionOperation() 공개 메소드

Constructs a default polygon intersection operation.
public PolygonIntersectionOperation ( ) : System
리턴 System