Fixes and move to jvmDemo (#286)

2023-01-15 16:27:19 +02:00
parent e27f7eb4cb
commit 47d4293a57
117 changed files with 75 additions and 310 deletions
--- a/orx-quadtree/src/jvmDemo/kotlin/DemoQuadTree02.kt
+++ b/orx-quadtree/src/jvmDemo/kotlin/DemoQuadTree02.kt
@@ -0,0 +1,76 @@
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.rectangleBatch
+import org.openrndr.extensions.SingleScreenshot
+import org.openrndr.extra.noise.Random
+import org.openrndr.extra.noise.gaussian
+import org.openrndr.math.Vector2
+import org.openrndr.shape.Rectangle
+import org.openrndr.extra.quadtree.Quadtree
+
+fun main() {
+    application {
+        configure {
+            width = 800
+            height = 800
+            title = "QuadTree"
+        }
+        program {
+            val box = Rectangle.fromCenter(Vector2(400.0), 750.0)
+
+            val points = (0 until 100).map {
+                Vector2.gaussian(box.center, Vector2(95.0), Random.rnd)
+            }
+
+            val quadTree = Quadtree<Vector2>(box) { it }
+
+            for (point in points) {
+                quadTree.insert(point)
+            }
+
+            val selected = points[3]
+            val radius = 40.0
+
+            val nearestQuery = quadTree.nearest(selected, radius)
+
+            val batch = drawer.rectangleBatch {
+                this.fill = null
+                this.stroke = ColorRGBa.GRAY
+                this.strokeWeight = 0.5
+                quadTree.batch(this)
+            }
+
+            extend {
+                drawer.clear(ColorRGBa.BLACK)
+
+                drawer.rectangles(batch)
+
+                drawer.fill = ColorRGBa.PINK.opacify(0.7)
+                drawer.stroke = null
+                drawer.circles(points, 5.0)
+
+                nearestQuery?.let { (nearest, neighbours, nodes) ->
+                    drawer.stroke = null
+                    drawer.fill = ColorRGBa.YELLOW.opacify(0.2)
+
+                    for (node in nodes) {
+                        node.draw(drawer)
+                    }
+
+                    drawer.fill = ColorRGBa.GREEN.opacify(0.7)
+                    drawer.circles(neighbours, 5.0)
+
+                    drawer.fill = ColorRGBa.RED.opacify(0.9)
+                    drawer.circle(nearest, 5.0)
+
+                    drawer.fill = ColorRGBa.PINK
+                    drawer.circle(selected, 5.0)
+
+                    drawer.stroke = ColorRGBa.PINK
+                    drawer.fill = null
+                    drawer.circle(selected, radius)
+                }
+            }
+        }
+    }
+}