DemoRectifiedContour02.kt

package rectify

import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.extra.noise.scatter
import org.openrndr.extra.shapes.hobbycurve.hobbyCurve
import org.openrndr.extra.shapes.rectify.rectified
import kotlin.random.Random

fun main() {
    application {
        configure {
            width = 720
            height = 720
        }
        program {
            val points = drawer.bounds.scatter(80.0, distanceToEdge = 100.0, random = Random(0))
            val curve = hobbyCurve(points, closed = true)
            val rectified = curve.rectified()
            extend {
                drawer.clear(ColorRGBa.BLACK)
                drawer.fill = null
                drawer.stroke = ColorRGBa.GRAY
                drawer.contour(curve)
                drawer.strokeWeight = 4.0

                drawer.stroke = ColorRGBa.RED
                drawer.contour(curve.sub(seconds*0.1, seconds*0.1+0.01))

                drawer.stroke = ColorRGBa.GREEN
                drawer.contour(rectified.sub(seconds*0.1, seconds*0.1+0.01))
            }
        }
    }
}