orx-shapes/org.openrndr.extra.shapes.bezierpatches/BezierPatch

BezierPatch

class BezierPatch(points: List<List<Vector2>>, colors: List<List<ColorRGBa>> = emptyList()) : BezierPatchBase<ColorRGBa> , GeometricPrimitive2D(source)

Constructors

BezierPatch

constructor(points: List<List<Vector2>>, colors: List<List<ColorRGBa>> = emptyList())

Properties

colors

val colors: List<List<ColorRGBa>>

An optional 4x4 grid of colors associated with the corresponding control points.

contour

val contour: ShapeContour

points

val points: List<List<Vector2>>

A 4x4 grid of control points representing the Bezier patch.

transposed

val transposed: BezierPatchBase<ColorRGBa>

Return a transposed version of the bezier path by transposing the points matrix

Functions

distort

fun BezierPatch.distort(shapeContour: ShapeContour, referenceRectangle: Rectangle = shapeContour.bounds): ShapeContour

Distort a shape contour

div

operator fun div(scale: Double): BezierPatchBase<ColorRGBa>

gradient

fun gradient(u: Double, v: Double): Vector2

Return a gradient vector on the patch by using its u,v parameterization

horizontal

fun horizontal(v: Double): ShapeContour

minus

operator fun minus(right: BezierPatchBase<ColorRGBa>): BezierPatchBase<ColorRGBa>

plus

operator fun plus(right: BezierPatchBase<ColorRGBa>): BezierPatchBase<ColorRGBa>

position

fun position(u: Double, v: Double): Vector2

Return a point on the patch by using its u,v parameterization

randomPoint

fun randomPoint(random: Random = Random.Default): Vector2

Generate a random point on the path

sub

fun sub(u0: Double, v0: Double, u1: Double, v1: Double): BezierPatchBase<ColorRGBa>

Extract a sub-patch based on uv parameterization

times

operator fun times(scale: Double): BezierPatchBase<ColorRGBa>

transform

fun transform(transform: Matrix44): BezierPatchBase<ColorRGBa>

vertical

fun vertical(u: Double): ShapeContour

withColors

fun <K : AlgebraicColor<K>, ConvertibleToColorRGBa> withColors(colors: List<List<K>>): BezierPatchBase<K>