[orx-shapes] Add edge/contour replacement

2023-10-27 16:27:19 +02:00
parent 349ff99dde
commit fd5d6f7020
4 changed files with 121 additions and 9 deletions
--- a/orx-shapes/src/jvmDemo/kotlin/DemoAdjustContour07.kt
+++ b/orx-shapes/src/jvmDemo/kotlin/DemoAdjustContour07.kt
@@ -0,0 +1,58 @@
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.extra.shapes.adjust.adjustContour
+import org.openrndr.math.Vector2
+import org.openrndr.shape.Circle
+import org.openrndr.shape.contour
+import kotlin.math.cos
+import kotlin.math.sin
+
+fun main() {
+    application {
+        configure {
+            width = 800
+            height = 800
+        }
+        program {
+            extend {
+                var contour =
+                    Circle(drawer.bounds.center, 300.0).contour
+
+                contour = adjustContour(contour) {
+                    selectEdges(0, 2)
+
+                    for (e in edges) {
+                        e.replaceWith(contour {
+                            moveTo(e.startPosition)
+                            lineTo(e.position(0.5) + e.normal(0.5) * cos(seconds) * 150.0)
+                            lineTo(e.endPosition)
+                        })
+                    }
+                    selectEdges(0, 1)
+
+                    for (e in edges) {
+                        e.replaceWith(contour {
+                            moveTo(e.startPosition)
+                            val t = 0.5
+                            lineTo(e.position(t) + e.normal(t) * cos(seconds) * 50.0)
+                            lineTo(e.endPosition)
+                        })
+                    }
+
+                    selectEdges(0, 1)
+                    for (e in edges) {
+                        e.replaceWith(contour {
+                            moveTo(e.startPosition)
+                            val t = 0.5
+                            lineTo(e.position(t) + e.normal(t) * sin(seconds) * 50.0)
+                            lineTo(e.endPosition)
+                        })
+                    }
+                }
+
+                drawer.stroke = ColorRGBa.RED
+                drawer.contour(contour)
+            }
+        }
+    }
+}