[orx-shapes] Add custom tensions to HobbyCurve and related 2D/3D demos and tests

2025-08-16 16:27:03 +02:00
parent 72b02ce585
commit e6997a968f
5 changed files with 98 additions and 26 deletions
--- a/orx-shapes/src/jvmDemo/kotlin/hobbycurve/DemoHobbyCurve03.kt
+++ b/orx-shapes/src/jvmDemo/kotlin/hobbycurve/DemoHobbyCurve03.kt
@@ -0,0 +1,28 @@
+package hobbycurve
+
+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.ordering.hilbertOrder
+import kotlin.random.Random
+
+fun main() = application {
+    configure {
+        width = 720
+        height = 720
+    }
+    program {
+        extend {
+            for (i in -20..20) {
+                val t = i / 10.0
+                val points = drawer.bounds.offsetEdges(-50.0).scatter(25.0, random = Random(0)).hilbertOrder()
+                drawer.stroke = ColorRGBa.WHITE.opacify(0.5)
+                drawer.fill = null
+                drawer.contour(hobbyCurve(points, closed = false, tensions = { i, inAngle, outAngle ->
+                    Pair(t, t)
+                }))
+            }
+        }
+    }
+}