Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- api:documentation:grafik3d:licht:start [2025/01/18 08:12] – [PointLight3d] martin
+++ api:documentation:grafik3d:licht:start [2025/01/18 11:22] (aktuell) – [AmbientLight3d] martin
@@ Zeile 25: / Zeile 25: @@
 <script type="text/plain" title="Test1.java">
-Torus3d t = new Torus3d();
+new MyActor();
+class MyActor extends Actor {
+   Torus3d t;
+   World3d world;
+   PointLight3d pointLight;
+   Sprite3d lightSprite;
+   double angle = 0;
+   MyActor() {
+      t = new Torus3d();
+      t.scale(0.5);
+      PhongMaterial3d pm = new PhongMaterial3d(0xffffff, 3);
+      t.setMaterial(pm);
+      world = World3d.getWorld3d();
+      pointLight = new PointLight3d(3, 3, 3);
+      pointLight.setColor(Color.red);
+      pointLight.setIntensity(15);
+      world.removeAllLights();
+      world.addLight(pointLight);
+      lightSprite = new Sprite3d(0.5, SpriteLibrary.Particles, 0);
+   }
+   public void act() {
+      angle += 1;
+      double angleRad = Math.toRadians(angle);
+      double x = 2 * Math.cos(angleRad);
+      double y = 2 * Math.sin(angleRad);
+      double z = 2 * Math.sin(angleRad / 3);
+      pointLight.moveTo(x, y, z);
+      lightSprite.moveTo(x, y, z);
+   }
+}
+</script>
+</div>
+</HTML>
+===== AmbientLight3d =====
+<HTML>
+<div class="java-online" style="height: 500px; width: 100%" data-java-online="{'withBottomPanel': true, 'id': 'AmbientLight3d', 'enableFileAccess': true}">
+<script type="text/plain" title="Test1.java">
+new MyActor();
+class MyActor extends Actor {
+   Torus3d t;
+   World3d world;
+   AmbientLight3d ambientLight;
+   double angle = 0;
+   MyActor() {
+      t = new Torus3d();
+      t.scale(0.5);
+      PhongMaterial3d pm = new PhongMaterial3d(0xffffff, 3);
+      t.setMaterial(pm);
+      world = World3d.getWorld3d();
+      ambientLight = new AmbientLight3d();
+      world.removeAllLights();
+      world.addLight(ambientLight);
+   }
+   public void act() {
+      angle += 0.5;
+      double angleRad = Math.toRadians(angle);
+      int red = Math.floor(Math.cos(angleRad) * 255);
+      int blue = Math.floor(Math.sin(3 * angleRad) * 255);
+      int green = Math.floor(Math.cos(5 * angleRad) * 255);
+      int color = 0x10000 * red + 0x100 * green + blue;
+      ambientLight.setColor(color);
+   }
+}
+</script>
+</div>
+</HTML>
+===== DirectionalLight3d =====
+<HTML>
+<div class="java-online" style="height: 500px; width: 100%" data-java-online="{'withBottomPanel': true, 'id': 'DirectionalLight3d', 'enableFileAccess': true}">
+<script type="text/plain" title="Test1.java">
+new MyActor();
+class MyActor extends Actor {
+   Torus3d t;
+   World3d world;
+   DirectionalLight3d directionalLight;
+   Box3d box = new Box3d();
+   double angle = 0;
+   MyActor() {
+      t = new Torus3d();
+      t.scale(0.5);
+      t.rotateX(45);
+      box.scale(0.2);
+      PhongMaterial3d pm = new PhongMaterial3d(0xffffff, 3);
+      t.setMaterial(pm);
+      world = World3d.getWorld3d();
+      directionalLight = new DirectionalLight3d();
+      directionalLight.moveTo(0, 0, 3);
+      directionalLight.setTarget(box);
+      world.removeAllLights();
+      world.addLight(directionalLight);
+   }
+   public void act() {
+      angle += 0.5;
+      double angleRad = Math.toRadians(angle);
+      box.moveTo(2 * Math.cos(angleRad), 0, 2 * Math.sin(angleRad));
+   }
+}
 </script>