Files
orx/orx-shapes/src/jvmDemo/kotlin/arrangement/DemoArrangement04.kt
2025-08-30 23:56:56 +02:00

60 lines
1.9 KiB
Kotlin

package arrangement
import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.color.rgb
import org.openrndr.extra.color.spaces.OKHSV
import org.openrndr.extra.color.tools.saturate
import org.openrndr.extra.noise.uniform
import org.openrndr.extra.shapes.arrangement.Arrangement
import org.openrndr.math.Vector2
import org.openrndr.shape.Circle
import kotlin.math.sqrt
import kotlin.random.Random
/**
* Demonstrates using the `boundedFaces` collection available in Arrangements.
*
* `boundedFaces` elements have a `contour` property, while `unboundedFaces` do not.
*
* In this example, `faces` contains 25 items: 24 `bounded` and 1 `unbounded` faces.
*/
fun main() = application {
program {
val circles = listOf(
Circle(Vector2(-50.0, 0.0), 50.0),
Circle(Vector2(50.0, 0.0), 50.0),
Circle(Vector2(0.0, 50.0), 50.0),
Circle(Vector2(0.0, -50.0), 50.0),
Circle(Vector2(-50.0, 0.0), sqrt(50.0 * 50.0 + 50.0 * 50.0) - 49.9),
Circle(Vector2(50.0, 0.0), sqrt(50.0 * 50.0 + 50.0 * 50.0) - 49.9),
Circle(Vector2(0.0, -50.0), sqrt(50.0 * 50.0 + 50.0 * 50.0) - 49.9),
Circle(Vector2(0.0, 50.0), sqrt(50.0 * 50.0 + 50.0 * 50.0) - 49.9),
).shuffled()
val arr = Arrangement(circles)
println(arr.faces.size)
println(arr.boundedFaces.size)
println(arr.unboundedFaces.size)
extend {
val r = Random(100)
drawer.stroke = ColorRGBa.WHITE
drawer.translate(drawer.bounds.center)
drawer.scale(2.0)
for (f in arr.boundedFaces) {
drawer.fill = rgb(
Double.uniform(0.0, 1.0, r),
Double.uniform(0.0, 1.0, r),
Double.uniform(0.0, 1.0, r)
).saturate<OKHSV>(0.25)
drawer.contour(f.contour)
}
}
}
}