examples: add "static" qualifiers to fields

WesExamples/src/main/java/jme3utilities/test/wes/AppChooser.java

@@ -95,15 +95,15 @@ final class AppChooser extends AcorusDemo {
     /**
      * script to execute
      */
-    private File script;
+    private static File script;
     /**
      * index of the selected app in the {@code mainClasses} array
      */
-    private int selectedAppIndex = 0;
+    private static int selectedAppIndex = 0;
     /**
      * menu overlay, displayed in the upper-left corner of the GUI node
      */
-    private Overlay menuOverlay;
+    private static Overlay menuOverlay;
     // *************************************************************************
     // constructors
 
@@ -153,7 +153,7 @@ public static void main(String[] arguments) {
      */
     @Override
     public void acorusInit() {
-        this.script = findScriptToExecute();
+        script = findScriptToExecute();
         getHelpBuilder().setBackgroundColor(new ColorRGBA(0f, 0.05f, 0f, 1f));
         addMenuOverlay();
         super.acorusInit();
@@ -250,7 +250,7 @@ public void onViewPortResize(int newWidth, int newHeight) {
     private void addMenuOverlay() {
         float width = 40f; // in pixels
         int numLines = 25;
-        this.menuOverlay = new Overlay("menu", width, numLines);
+        menuOverlay = new Overlay("menu", width, numLines);
         menuOverlay.setLocationPolicy(LocationPolicy.CenterLeft);
 
         boolean success = stateManager.attach(menuOverlay);

WesExamples/src/main/java/jme3utilities/test/wes/ConvertToInPlace.java

@@ -154,11 +154,11 @@ public void acorusInit() {
         attachWorldAxes(1f);
 
         // the unmodified animation in white, the modified one in yellow
-        this.composer = addFighter(0.7f, -0.7f, ColorRGBA.Yellow);
+        composer = addFighter(0.7f, -0.7f, ColorRGBA.Yellow);
         AnimComposer control = addFighter(-0.7f, 0.7f, ColorRGBA.White);
 
         // Attach status text to the GUI.
-        this.statusText = new BitmapText(guiFont);
+        statusText = new BitmapText(guiFont);
         guiNode.attachChild(statusText);
 
         super.acorusInit();

WesExamples/src/main/java/jme3utilities/test/wes/FlashMobDemo.java

@@ -101,43 +101,44 @@ class FlashMobDemo extends AcorusDemo {
     /**
      * Sinbad's "Dance" animation
      */
-    private AnimClip sinbadClip;
+    private static AnimClip sinbadClip;
     /**
      * Sinbad's Armature
      */
-    private Armature sinbadArmature;
+    private static Armature sinbadArmature;
     /**
      * number of frames before invoking {@link #startup2()}, or -1 if done
      */
-    private int untilStartup2 = 2;
+    private static int untilStartup2 = 2;
     /**
      * list of animation channels
      */
-    final private List<AnimChannel> allChannels = new ArrayList<>(2);
+    final private static List<AnimChannel> allChannels = new ArrayList<>(2);
     /**
      * list of composers
      */
-    final private List<AnimComposer> composers = new ArrayList<>(3);
+    final private static List<AnimComposer> composers = new ArrayList<>(3);
     /**
      * list of skeleton visualizers
      */
-    final private List<SkeletonVisualizer> visualizers = new ArrayList<>(5);
+    final private static List<SkeletonVisualizer> visualizers
+            = new ArrayList<>(5);
     /**
      * root node of the loaded Jaime model
      */
-    private Node jaime;
+    private static Node jaime;
     /**
      * root node of the loaded MhGame model
      */
-    private Node mhGame;
+    private static Node mhGame;
     /**
      * root node of the loaded Oto model
      */
-    private Node oto;
+    private static Node oto;
     /**
      * root node of the loaded Puppet model
      */
-    private Node puppet;
+    private static Node puppet;
     // *************************************************************************
     // new methods exposed
 
@@ -371,7 +372,7 @@ private void addBox() {
      * Attach a Jaime model (with visualizer) to the root node.
      */
     private void addJaime() {
-        this.jaime = (Node) assetManager.loadModel("Models/Jaime/Jaime.j3o");
+        jaime = (Node) assetManager.loadModel("Models/Jaime/Jaime.j3o");
         rootNode.attachChild(jaime);
 
         List<Spatial> list = MySpatial.listSpatials(jaime);
@@ -420,8 +421,7 @@ private void addLighting() {
      * Attach an MhGame model to the root node.
      */
     private void addMhGame() {
-        this.mhGame = (Node) assetManager
-                .loadModel("Models/MhGame/MhGame.mesh.xml");
+        mhGame = (Node) assetManager.loadModel("Models/MhGame/MhGame.mesh.xml");
         rootNode.attachChild(mhGame);
 
         List<Spatial> list = MySpatial.listSpatials(mhGame);
@@ -446,7 +446,7 @@ private void addMhGame() {
      * Attach an Oto model to the root node.
      */
     private void addOto() {
-        this.oto = (Node) assetManager.loadModel("Models/Oto/Oto.mesh.xml");
+        oto = (Node) assetManager.loadModel("Models/Oto/Oto.mesh.xml");
         rootNode.attachChild(oto);
 
         List<Spatial> list = MySpatial.listSpatials(oto);
@@ -473,7 +473,7 @@ private void addOto() {
     private void addPuppet() {
         Node loadedNode
                 = (Node) assetManager.loadModel("Models/Puppet/Puppet.j3o");
-        this.puppet = (Node) loadedNode.getChild(0);
+        puppet = (Node) loadedNode.getChild(0);
         rootNode.attachChild(puppet);
 
         List<Spatial> list = MySpatial.listSpatials(puppet);
@@ -513,10 +513,10 @@ private void addSinbad() {
         cgModel.move(0f, 0f, 1f); // in front of the origin
 
         AnimComposer composer = cgModel.getControl(AnimComposer.class);
-        this.sinbadClip = composer.getAnimClip("Dance");
+        sinbadClip = composer.getAnimClip("Dance");
 
         SkinningControl sc = cgModel.getControl(SkinningControl.class);
-        this.sinbadArmature = sc.getArmature();
+        sinbadArmature = sc.getArmature();
 
         // Add composer to the master list.
         composers.add(composer);

WesExamples/src/main/java/jme3utilities/test/wes/ReverseAnimation.java

@@ -91,11 +91,11 @@ class ReverseAnimation extends AcorusDemo {
     /**
      * root node of the loaded Sinbad model
      */
-    private Node sinbadModelRoot;
+    private static Node sinbadModelRoot;
     /**
      * debug visualizer for Sinbad's skeleton
      */
-    private SkeletonVisualizer sv;
+    private static SkeletonVisualizer sv;
     // *************************************************************************
     // new methods exposed
 
@@ -263,7 +263,7 @@ private void addLighting() {
      * Attach a Sinbad model to the root node.
      */
     private void addSinbad() {
-        this.sinbadModelRoot = (Node) assetManager.loadModel(
+        sinbadModelRoot = (Node) assetManager.loadModel(
                 "Models/Sinbad/Sinbad.mesh.xml");
         rootNode.attachChild(sinbadModelRoot);
 
@@ -276,7 +276,7 @@ private void addSinbad() {
 
         // Add a skeleton visualizer.
         SkinningControl sc = sinbadModelRoot.getControl(SkinningControl.class);
-        this.sv = new SkeletonVisualizer(assetManager, sc);
+        sv = new SkeletonVisualizer(assetManager, sc);
         rootNode.addControl(sv);
         sv.setLineColor(ColorRGBA.Yellow);
     }

WesExamples/src/main/java/jme3utilities/test/wes/TrimAnimation.java

@@ -92,11 +92,11 @@ class TrimAnimation extends AcorusDemo {
     /**
      * root node of the loaded Sinbad model
      */
-    private Node sinbadModelRoot;
+    private static Node sinbadModelRoot;
     /**
      * debug visualizer for Sinbad's skeleton
      */
-    private SkeletonVisualizer sv;
+    private static SkeletonVisualizer sv;
     // *************************************************************************
     // new methods exposed
 
@@ -273,7 +273,7 @@ private void addLighting() {
      * Attach a Sinbad model to the root node.
      */
     private void addSinbad() {
-        this.sinbadModelRoot = (Node) assetManager.loadModel(
+        sinbadModelRoot = (Node) assetManager.loadModel(
                 "Models/Sinbad/Sinbad.mesh.xml");
         rootNode.attachChild(sinbadModelRoot);
 
@@ -286,7 +286,7 @@ private void addSinbad() {
 
         // Add a skeleton visualizer.
         SkinningControl sc = sinbadModelRoot.getControl(SkinningControl.class);
-        this.sv = new SkeletonVisualizer(assetManager, sc);
+        sv = new SkeletonVisualizer(assetManager, sc);
         rootNode.addControl(sv);
         sv.setLineColor(ColorRGBA.Yellow);
     }