Changed animations to allow support for morph style (linear blend

between deformed meshes) and flipbook style (simple switch between 
deformed meshes) in addition to skin style (meshes deformed in real 
time).  Currently, the resolution is the same as the animation frame 
rate.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4176 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/jme/tools/ModelViewer.java

@@ -46,6 +46,8 @@ import java.util.logging.Level;
 import javax.swing.AbstractAction;
 import javax.swing.Action;
 import javax.swing.BorderFactory;
+import javax.swing.ButtonGroup;
+import javax.swing.ButtonModel;
 import javax.swing.DefaultComboBoxModel;
 import javax.swing.JButton;
 import javax.swing.JCheckBoxMenuItem;
@@ -59,6 +61,7 @@ import javax.swing.JMenuBar;
 import javax.swing.JMenuItem;
 import javax.swing.JPanel;
 import javax.swing.JPopupMenu;
+import javax.swing.JRadioButtonMenuItem;
 import javax.swing.JSlider;
 import javax.swing.KeyStroke;
 import javax.swing.event.ChangeEvent;
@@ -205,6 +208,38 @@ public class ModelViewer extends JmeCanvasApp
         view.add(_normals);
         view.addSeparator();
         
+        JMenu amode = new JMenu(_msg.get("m.animation_mode"));
+        final JRadioButtonMenuItem flipbook =
+            new JRadioButtonMenuItem(_msg.get("m.mode_flipbook")),
+            morph = new JRadioButtonMenuItem(_msg.get("m.mode_morph")),
+            skin = new JRadioButtonMenuItem(_msg.get("m.mode_skin"));
+        ButtonGroup mgroup = new ButtonGroup() {
+            public void setSelected (ButtonModel model, boolean b) {
+                super.setSelected(model, b);
+                if (b) {
+                    if (flipbook.isSelected()) {
+                        _animMode = Model.AnimationMode.FLIPBOOK;
+                    } else if (morph.isSelected()) {
+                        _animMode = Model.AnimationMode.MORPH;
+                    } else {
+                        _animMode = Model.AnimationMode.SKIN;
+                    }
+                    if (_loaded != null) {
+                        loadModel(_loaded); // reload
+                    }
+                }
+            }
+        };
+        mgroup.add(flipbook);
+        mgroup.add(morph);
+        mgroup.add(skin);
+        mgroup.setSelected(skin.getModel(), true);
+        amode.add(skin);
+        amode.add(morph);
+        amode.add(flipbook);
+        view.add(amode);
+        view.addSeparator();
+        
         Action rlight = new AbstractAction(_msg.get("m.view_light")) {
             public void actionPerformed (ActionEvent e) {
                 if (_rldialog == null) {
@@ -447,6 +482,7 @@ public class ModelViewer extends JmeCanvasApp
                 throw new Exception(_msg.get("m.invalid_type"));
             }
             _status.setText(_msg.get("m.loaded_model", fpath));
+            _loaded = file;
             
         } catch (Exception e) {
             e.printStackTrace();
@@ -494,6 +530,7 @@ public class ModelViewer extends JmeCanvasApp
             _ctx.getGeometry().detachChild(_model);
         }
         _ctx.getGeometry().attachChild(_model = model);
+        _model.setAnimationMode(_animMode);
         _model.lockStaticMeshes(_ctx.getRenderer(), true, true);
         
         // resolve the textures from the file's directory
@@ -558,6 +595,9 @@ public class ModelViewer extends JmeCanvasApp
     /** The path of the initial model to load. */
     protected String _path;
     
+    /** The last model successfully loaded. */
+    protected File _loaded;
+    
     /** The viewer frame. */
     protected JFrame _frame;
     
@@ -582,6 +622,9 @@ public class ModelViewer extends JmeCanvasApp
     /** The model file chooser. */
     protected JFileChooser _chooser;
     
+    /** The desired animation mode. */
+    protected Model.AnimationMode _animMode;
+    
     /** The light rotation dialog. */
     protected RotateLightDialog _rldialog;