Files
orx/orx-triangulation/src/demo/kotlin/DemoVoronoi02.kt

33 lines
1.1 KiB
Kotlin

import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.extra.shapes.grid
import org.openrndr.extra.triangulation.delaunayTriangulation
import org.openrndr.shape.Circle
fun main() {
application {
configure {
width = 720
height = 720
}
program {
extend {
val r = drawer.bounds.offsetEdges(-50.0)
val grid = r.grid(8, 8).flatten()
val circles = grid.map { Circle(it.center, it.width / 4.0) }
val points = circles.flatMap { it.contour.equidistantPositions(6) }
drawer.circles(points, 5.0)
val d = points.delaunayTriangulation()
drawer.stroke = ColorRGBa.PINK
drawer.contours(d.halfedges())
drawer.stroke = ColorRGBa.YELLOW
drawer.fill = null
drawer.contours(d.voronoiDiagram(drawer.bounds.offsetEdges(-50.0)).cellPolygons())
drawer.stroke = ColorRGBa.GRAY
drawer.contours(d.triangles().map { it.contour })
}
}
}
}