[orx-triangulation] Improve triangulation, add kotlin/js support

2022-10-21 10:33:24 +02:00
parent ed6cda8cca
commit 1f16aa6a31
21 changed files with 1608 additions and 251 deletions
--- a/orx-triangulation/src/demo/kotlin/DemoVoronoi01.kt
+++ b/orx-triangulation/src/demo/kotlin/DemoVoronoi01.kt
@@ -0,0 +1,35 @@
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.extra.noise.poissonDiskSampling
+import org.openrndr.extra.triangulation.delaunayTriangulation
+import org.openrndr.math.Vector2
+import org.openrndr.shape.Circle
+import org.openrndr.shape.Rectangle
+
+fun main() {
+    application {
+        configure {
+            width = 800
+            height = 800
+        }
+        program {
+            val circle = Circle(Vector2(400.0), 250.0)
+            val frame = Rectangle.fromCenter(Vector2(400.0), 600.0, 600.0)
+
+            val points = poissonDiskSampling(drawer.bounds, 30.0)
+                .filter { circle.contains(it) }
+
+            val delaunay = (points + circle.contour.equidistantPositions(40)).delaunayTriangulation()
+            val voronoi = delaunay.voronoiDiagram(frame)
+
+            val cells = voronoi.cellPolygons()
+
+            extend {
+                drawer.clear(ColorRGBa.BLACK)
+                drawer.fill = null
+                drawer.stroke = ColorRGBa.PINK
+                drawer.contours(cells)
+            }
+        }
+    }
+}