Demos: ensure all use fun main() = application {

- Adjust some demo window sizes.
- Replace Random.double by Double.uniform
- Tweak some demos so screenshots look more interesting

orx-triangulation/src/jvmDemo/kotlin/DemoDelaunay01.kt

@@ -6,8 +6,6 @@ import org.openrndr.math.Vector2
 import org.openrndr.shape.Circle
 
 /**
- * Entry point of the application.
- *
  * This method sets up a graphical application using the OPENRNDR framework
  * to visually demonstrate Delaunay triangulation on a set of points scattered
  * along a circle with Poisson disk sampling.
@@ -22,30 +20,28 @@ import org.openrndr.shape.Circle
  *   and triangle order.
  *
  * This method demonstrates concepts of computational geometry and procedural
- * rendering with a focus on interactive visual applications.
+ * rendering.
  */
-fun main() {
-    application {
-        configure {
-            width = 800
-            height = 800
-            title = "Delaunator"
-        }
-        program {
-            val circle = Circle(Vector2(400.0), 250.0)
-            val points = circle.shape.scatter(30.0)
+fun main() = application {
+    configure {
+        width = 720
+        height = 720
+        title = "Delaunator"
+    }
+    program {
+        val circle = Circle(Vector2(400.0), 250.0)
+        val points = circle.shape.scatter(30.0)
 
-            val delaunay = (points + circle.contour.equidistantPositions(40)).delaunayTriangulation()
-            val triangles = delaunay.triangles().map { it.contour }
+        val delaunay = (points + circle.contour.equidistantPositions(40)).delaunayTriangulation()
+        val triangles = delaunay.triangles().map { it.contour }
 
-            extend {
-                drawer.clear(ColorRGBa.BLACK)
-                for ((i, triangle) in triangles.withIndex()) {
-                    drawer.fill = ColorRGBa.PINK.shade(1.0 - i / (triangles.size * 1.2))
-                    drawer.stroke = ColorRGBa.PINK.shade(i / (triangles.size * 1.0) + 0.1)
-                    drawer.contour(triangle)
-                }
+        extend {
+            drawer.clear(ColorRGBa.BLACK)
+            for ((i, triangle) in triangles.withIndex()) {
+                drawer.fill = ColorRGBa.PINK.shade(1.0 - i / (triangles.size * 1.2))
+                drawer.stroke = ColorRGBa.PINK.shade(i / (triangles.size * 1.0) + 0.1)
+                drawer.contour(triangle)
             }
         }
     }
-}
+}