1 files changed, 45 insertions, 0 deletions
diff --git a/engine/src/test/jme3test/model/shape/TestExpandingTorus.java b/engine/src/test/jme3test/model/shape/TestExpandingTorus.java
new file mode 100644
index 0000000..9e76b3f
--- /dev/null
+++ b/engine/src/test/jme3test/model/shape/TestExpandingTorus.java
@@ -0,0 +1,45 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package jme3test.model.shape;
+
+import com.jme3.app.SimpleApplication;
+import com.jme3.material.Material;
+import com.jme3.scene.Geometry;
+import com.jme3.scene.shape.Torus;
+
+public class TestExpandingTorus extends SimpleApplication {
+
+    private float outerRadius = 1.5f;
+    private float rate = 1;
+    private Torus torus;
+    private Geometry geom;
+    
+    public static void main(String[] args) {
+        TestExpandingTorus app = new TestExpandingTorus();
+        app.start();
+    }
+
+    @Override
+    public void simpleInitApp() {
+        torus = new Torus(30, 10, .5f, 1f);
+        geom = new Geometry("Torus", torus);
+        Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
+        geom.setMaterial(mat);
+        rootNode.attachChild(geom);
+    }
+    
+    @Override
+    public void simpleUpdate(float tpf){
+        if (outerRadius > 2.5f){
+            outerRadius = 2.5f;
+            rate = -rate;
+        }else if (outerRadius < 1f){
+            outerRadius = 1f;
+            rate = -rate;
+        }
+        outerRadius += rate * tpf;
+        torus.updateGeometry(30, 10, .5f, outerRadius);
+    }
+}
+\ No newline at end of file