editor › Globals › HandlerUtils

Class: HandlerUtils

Small utility functions that wrap repetitive tasks that occur when handling intersection cases

Hierarchy

• HandlerUtils

Index

Methods

• _addToSingleIntersection
• convertGroupedIntersectionsToLines
• convertGroupedIntersectionsToLinesWithInsidePoint
• cutSliceWithExtraPoint
• getOtherPointOfSide
• groupIntersectionsByCandidateSide
• pointInOtherTriangle
• pointOfSideInOtherTriangle
• pointsInOtherTriangle
• sliceAndLabel
• triangleThatHasPoint

Methods

Static Private _addToSingleIntersection

▸ _addToSingleIntersection(groupedIntersections: IGroupedIntersections, baseSideCode: SideCode, point: Vector3): void

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:147

Parameters:

Name	Type	Default
groupedIntersections	IGroupedIntersections	-
baseSideCode	SideCode	null
point	Vector3	-

Returns: void

---

Static convertGroupedIntersectionsToLines

▸ convertGroupedIntersectionsToLines(groupedIntersections: IGroupedIntersections): IStraightLine[]

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:84

Parameters:

Name	Type
groupedIntersections	IGroupedIntersections

Returns: IStraightLine[]

---

Static convertGroupedIntersectionsToLinesWithInsidePoint

▸ convertGroupedIntersectionsToLinesWithInsidePoint(groupedIntersections: IGroupedIntersections, insidePoint: Vector3): object

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:98

Parameters:

Name	Type
groupedIntersections	IGroupedIntersections
insidePoint	Vector3

Returns: object

• lineWithPoint: ILineWithPoint

• straightLine(): object

• point0: Vector3‹› = doubleIntersections[0].intersectionPoint

• point1: Vector3‹› = doubleIntersections[1].intersectionPoint

• sideCode0: SideCode = doubleIntersections[0].baseSide

• sideCode1: SideCode = doubleIntersections[1].baseSide

---

Static cutSliceWithExtraPoint

▸ cutSliceWithExtraPoint(base: Triangle, events: IntersectionEvent[], extraPointSide: SideCode, extraPoint: Vector3, labelOverlapFunction: function): void

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:32

Parameters:

▪ base: Triangle

▪ events: IntersectionEvent[]

▪ extraPointSide: SideCode

▪ extraPoint: Vector3

▪ labelOverlapFunction: function

▸ (triangle: Triangle): void

Parameters:

Name	Type
triangle	Triangle

Returns: void

---

Static getOtherPointOfSide

▸ getOtherPointOfSide(triangle: Triangle, sideCode: SideCode, pointName: PointCode): Vector3

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:46

Parameters:

Name	Type
triangle	Triangle
sideCode	SideCode
pointName	PointCode

Returns: Vector3

---

Static groupIntersectionsByCandidateSide

▸ groupIntersectionsByCandidateSide(events: IntersectionEvent[]): Dictionary‹IntersectionEvent[]›

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:79

Parameters:

Name	Type
events	IntersectionEvent[]

Returns: Dictionary‹IntersectionEvent[]›

---

Static pointInOtherTriangle

▸ pointInOtherTriangle(triangle: Triangle, otherTriangle: Triangle, allowEpsilonDistance: boolean): Vector3

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:19

Parameters:

Name	Type	Default
triangle	Triangle	-
otherTriangle	Triangle	-
allowEpsilonDistance	boolean	false

Returns: Vector3

The point of a triangle that is inside the other triangle. Zero or one inside point expected

---

Static pointOfSideInOtherTriangle

▸ pointOfSideInOtherTriangle(triangle: Triangle, sideCode: SideCode, otherTriangle: Triangle): Vector3‹›

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:53

Parameters:

Name	Type
triangle	Triangle
sideCode	SideCode
otherTriangle	Triangle

Returns: Vector3‹›

---

Static pointsInOtherTriangle

▸ pointsInOtherTriangle(triangle: Triangle, otherTriangle: Triangle, allowEpsilonDistance: boolean): Vector3‹›[]

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:61

Parameters:

Name	Type	Default
triangle	Triangle	-
otherTriangle	Triangle	-
allowEpsilonDistance	boolean	false

Returns: Vector3‹›[]

---

Static sliceAndLabel

▸ sliceAndLabel(base: Triangle, lines: Array‹object›, labelOverlapFunction: function): void

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:134

Parameters:

▪ base: Triangle

▪ lines: Array‹object›

▪ labelOverlapFunction: function

▸ (triangle: Triangle): void

Parameters:

Name	Type
triangle	Triangle

Returns: void

---

Static triangleThatHasPoint

▸ triangleThatHasPoint(triangles: Triangle[], pointOrPoints: Vector3 | Vector3[]): Triangle‹›

Defined in src/util/polygon/triangulatingClipper/subdivideHandlers/HandlerUtils.ts:66

Parameters:

Name	Type
triangles	Triangle[]
pointOrPoints	Vector3 | Vector3[]

Returns: Triangle‹›