Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- api:documentation:grafik3d:animation:start [2025/03/08 09:00] – [Animation] martin
+++ api:documentation:grafik3d:animation:start [2025/03/08 13:47] (aktuell) – [Beispiel] martin
@@ Zeile 6: / Zeile 6: @@
 ==== Beispiel ====
-<WRAP center round tip 80%>
-</WRAP>
 <HTML>
 <div class="java-online" style="height: 300px; width: 100%" data-java-online="{'withBottomPanel': false, 'id': '3d-animation1', 'enableFileAccess': true}">
 <script type="text/plain" title="Test1.java">
+double rotationsPerSecond = 0.5;
+new OrbitingSphere(new Vector3(1, 0, 0), new Vector3(0, 1, 0), 0, rotationsPerSecond).getMaterial().setColor(0xff0000);
+new OrbitingSphere(new Vector3(0, 0, 1), new Vector3(0, 1, 0), 90, rotationsPerSecond).getMaterial().setColor(0x0000ff);
+new OrbitingSphere(new Vector3(0, 0, 1), new Vector3(1, 0, 0), 90, rotationsPerSecond * 2).getMaterial().setColor(0x00ff00);
+class OrbitingSphere extends Sphere3d {
+   Vector3 v1;
+   Vector3 v2;
+   double phaseShift;
+   double omega;
+   public OrbitingSphere(Vector3 v1, Vector3 v2, double phaseShift, double rotationsPerSecond) {
+      this.v1 = v1;
+      this.v2 = v2;
+      this.phaseShift = Math.toRadians(phaseShift);
+      omega = Math.PI * 2 * rotationsPerSecond / 1000;
+      scale(0.2);
+   }
+   public void act() {
+      double angle = phaseShift + System.currentTimeMillis() * omega;
+      Vector3 position = v1.scaledBy(Math.cos(angle)).add(v2.scaledBy(Math.sin(angle)));
+      moveTo(position);
+   }
+}
 </script>