[orx-shapes] Add DemoHilbertOrder01.kt, DemoHilbertOrder02.kt

orx-shapes/src/jvmDemo/kotlin/ordering/DemoHilbertOrder01.kt

@@ -0,0 +1,25 @@
+package ordering
+
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.extra.noise.uniform
+import org.openrndr.extra.shapes.ordering.hilbertOrder
+import kotlin.random.Random
+
+fun main() {
+    application {
+        configure {
+            width = 720
+            height = 720
+        }
+        program {
+            val points = drawer.bounds.offsetEdges(-20.0).uniform(40, Random(0))
+            val sortedPoints = points.hilbertOrder(bits = 16, scale = 1.0)
+            extend {
+                drawer.clear(ColorRGBa.PINK)
+                drawer.stroke = ColorRGBa.RED
+                drawer.lineStrip(sortedPoints)
+            }
+        }
+    }
+}

orx-shapes/src/jvmDemo/kotlin/ordering/DemoHilbertOrder02.kt

@@ -0,0 +1,29 @@
+package ordering
+
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.extra.noise.uniform
+import org.openrndr.extra.shapes.ordering.hilbertOrder
+import org.openrndr.extra.shapes.ordering.mortonOrder
+import kotlin.random.Random
+
+fun main() {
+    application {
+        configure {
+            width = 720
+            height = 720
+        }
+        program {
+            val points = drawer.bounds.offsetEdges(-20.0).uniform(400, Random(0))
+            val sortedPoints0 = points.hilbertOrder(bits = 16, scale = 1.0)
+            val sortedPoints1  = points.map { it.xy0 }.hilbertOrder(bits = 10, scale = 1.0).map { it.xy }
+            extend {
+                drawer.clear(ColorRGBa.PINK)
+                drawer.stroke = ColorRGBa.RED
+                drawer.lineStrip(sortedPoints0)
+                drawer.stroke = ColorRGBa.BLUE
+                drawer.lineStrip(sortedPoints1)
+            }
+        }
+    }
+}