ShapeContour

common

fun ShapeContour(segments: List<Segment>, closed: Boolean, polarity: YPolarity = YPolarity.CW_NEGATIVE_Y)

Companion

common

object Companion

adaptivePositions

common

fun adaptivePositions(distanceTolerance: Double = 0.5): List<Vector2>

Recursively subdivides linear Segments to approximate Bézier curves.

adaptivePositionsAndCorners

common

fun adaptivePositionsAndCorners(distanceTolerance: Double = 0.5): Pair<List<Vector2>, List<Boolean>>

Recursively subdivides linear Segments to approximate Bézier curves.

adaptivePositionsAndDirection

common

fun adaptivePositionsAndDirection(distanceTolerance: Double = 0.5): Pair<List<Vector2>, List<Vector2>>

Recursively subdivides linear Segments to approximate Bézier curves.

close

common

fun close(): ShapeContour

Closes the path of the ShapeContour.

equidistantPositions

common

fun equidistantPositions(pointCount: Int): List<Vector2>

Returns specified amount of points of equal distance from each other.

nearest

common

fun nearest(point: Vector2): ContourPoint

Projects a point on the ShapeContour

normal

common

fun normal(ut: Double): Vector2

Calculates the normal for given value of t.

on

common

fun on(point: Vector2, error: Double = 5.0): Double?

Checks if given point lies on the path of the ShapeContour.

plus

common

operator fun plus(other: ShapeContour): ShapeContour

pose

common

fun pose(t: Double): Matrix44

Calculates the pose Matrix44 (i.e. translation and rotation) that describes an orthonormal basis formed by normal and tangent of the contour at t.

position

common

fun position(ut: Double): Vector2

Returns a point on the path of the ShapeContour.

sampleEquidistant

common

fun sampleEquidistant(pointCount: Int): ShapeContour

Samples the ShapeContour into equidistant linear Segments.

sampleLinear

common

fun sampleLinear(distanceTolerance: Double = 0.5): ShapeContour

Adaptively samples the contour into a new ShapeContour of linear Segments while still approximating the original contour.

sub

common

fun sub(t0: Double, t1: Double): ShapeContour

Samples a new ShapeContour from the current ShapeContour starting at t0 and ending at t1.

tForLength

common

fun tForLength(length: Double): Double

Estimates the t value for a given length.

transform

common

fun transform(transform: Matrix44): ShapeContour

Applies linear transformation to ShapeContour.

bounds

common

val bounds: Rectangle

Calculates the bounding box of the contour as Rectangle.

clockwise

common

val clockwise: ShapeContour

Returns the ShapeContour, but with a clockwise winding.

closed

common

val closed: Boolean

contour

common

open override val contour: ShapeContour

the provided contour

counterClockwise

common

val counterClockwise: ShapeContour

Returns the ShapeContour, but with a counterclockwise winding.

empty

common

val empty: Boolean

Returns true if ShapeContour doesn't contain any Segments.

exploded

common

val exploded: List<ShapeContour>

Converts to a List of single Segments.

length

common

val length: Double

Calculates approximate Euclidean length of the contour.

open

common

val open: ShapeContour

Opens the path of the ShapeContour.

polarity

common

val polarity: YPolarity

reversed

common

val reversed: ShapeContour

Reverses the direction of Segments and their order.

segments

common

val segments: List<Segment>

shape

common

val shape: Shape

Returns Shape representation.

winding

common

val winding: Winding

Determines the winding order of the ShapeContour.

contains

common

operator fun ShapeContour.contains(point: Vector2): Boolean

Returns true if given point lies inside the ShapeContour.

difference

common

fun ShapeContour.difference(other: Shape): Shape

Applies a boolean difference operation between the ShapeContour and another Shape.

intersection

common

fun ShapeContour.intersection(other: Shape): Shape

Applies a boolean intersection operation between the ShapeContour and a Shape.

intersections

common

fun ShapeContour.intersections(other: Segment): List<ContourIntersection>

Calculates a List of all intersections between the ShapeContour and a Segment.

fun ShapeContour.intersections(other: ShapeContour): List<ContourIntersection>

Calculates a List of all intersections between the ShapeContour and another ShapeContour.

fun ShapeContour.intersections(other: Shape): List<ContourIntersection>

Calculates a List of all intersections between the ShapeContour and a Shape.

offset

common

fun ShapeContour.offset(distance: Double, joinType: SegmentJoin = SegmentJoin.ROUND): ShapeContour

Offsets a ShapeContour's Segments by given distance.

removeLoops

common

fun ShapeContour.removeLoops(attempts: Int = 0, reverseOrder: Boolean = false): ShapeContour

split

common

fun ShapeContour.split(cutter: ShapeContour): List<ShapeContour>

Splits a ShapeContour with another ShapeContour.

fun ShapeContour.split(cutters: List<ShapeContour>): List<ShapeContour>

Splits a ShapeContour with a List of ShapeContours.

union

common

fun ShapeContour.union(other: Shape): Shape

Applies a boolean org.openrndr.shape.union operation between the ShapeContour and a Shape.

ShapeContour

Constructors

Types

Functions

Properties

Extensions