[orx-shapes] Add Path3D.projectToContour, Segment3D.projectToContour

2024-05-02 22:01:47 +02:00
parent b668240e94
commit c801154b20
2 changed files with 111 additions and 0 deletions
--- a/orx-shapes/src/jvmDemo/kotlin/path3d/DemoPath3DProjection.kt
+++ b/orx-shapes/src/jvmDemo/kotlin/path3d/DemoPath3DProjection.kt
@@ -0,0 +1,41 @@
+package path3d
+
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.LineJoin
+import org.openrndr.extra.camera.Orbital
+import org.openrndr.extra.noise.uniformRing
+import org.openrndr.extra.shapes.path3d.projectToContour
+import org.openrndr.math.Vector3
+import org.openrndr.shape.path3D
+
+fun main() {
+    application {
+        configure {
+            width = 720
+            height = 720
+        }
+        program {
+            val path = path3D {
+                var p = Vector3(1.0, 0.0, 0.0)
+                moveTo(p * 6.0)
+                for (i in 0 until 400) {
+                    p += Vector3.uniformRing(0.2, 0.5)
+                    p = p.normalized
+                    arcTo(5.0, cursor.atan2(p * 6.0), false, false, p * 6.0)
+                }
+            }
+            extend(Orbital())
+            extend {
+                drawer.stroke = ColorRGBa.PINK
+                drawer.path(path)
+                val c = path.projectToContour(drawer.projection, drawer.view, width, height)
+                drawer.defaults()
+                drawer.stroke = ColorRGBa.WHITE
+                drawer.lineJoin = LineJoin.ROUND
+                drawer.strokeWeight = 2.0
+                drawer.contour(c)
+            }
+        }
+    }
+}