- add filtering option to BulletDebugAppState

- add DebugTools class to display some debug arrows

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10360 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/bullet-common/com/jme3/bullet/debug/BulletDebugAppState.java

@@ -61,6 +61,9 @@ import java.util.logging.Logger;
 public class BulletDebugAppState extends AbstractAppState {
 
     protected static final Logger logger = Logger.getLogger(BulletDebugAppState.class.getName());
+    protected DebugAppStateFilter filter;
+    protected Application app;
+    protected AssetManager assetManager;
     protected final PhysicsSpace space;
     protected final Node physicsDebugRootNode = new Node("Physics Debug Root Node");
     protected ViewPort viewPort;
@@ -81,10 +84,20 @@ public class BulletDebugAppState extends AbstractAppState {
         this.space = space;
     }
 
+    public DebugTools getNewDebugTools() {
+        return new DebugTools(assetManager);
+    }
+
+    public void setFilter(DebugAppStateFilter filter) {
+        this.filter = filter;
+    }
+    
     @Override
     public void initialize(AppStateManager stateManager, Application app) {
         super.initialize(stateManager, app);
+        this.app = app;
         this.rm = app.getRenderManager();
+        this.assetManager = app.getAssetManager();
         setupMaterials(app);
         physicsDebugRootNode.setCullHint(Spatial.CullHint.Never);
         viewPort = rm.createMainView("Physics Debug Overlay", app.getCamera());
@@ -155,12 +168,14 @@ public class BulletDebugAppState extends AbstractAppState {
                 bodies.put(physicsObject, spat);
                 oldObjects.remove(physicsObject);
             } else {
-                logger.log(Level.FINE, "Create new debug RigidBody");
-                //create new spatial
-                Node node = new Node(physicsObject.toString());
-                node.addControl(new BulletRigidBodyDebugControl(this, physicsObject));
-                bodies.put(physicsObject, node);
-                physicsDebugRootNode.attachChild(node);
+                if (filter == null || filter.displayObject(physicsObject)) {
+                    logger.log(Level.FINE, "Create new debug RigidBody");
+                    //create new spatial
+                    Node node = new Node(physicsObject.toString());
+                    node.addControl(new BulletRigidBodyDebugControl(this, physicsObject));
+                    bodies.put(physicsObject, node);
+                    physicsDebugRootNode.attachChild(node);
+                }
             }
         }
         //remove leftover spatials
@@ -184,12 +199,14 @@ public class BulletDebugAppState extends AbstractAppState {
                 joints.put(physicsObject, spat);
                 oldObjects.remove(physicsObject);
             } else {
-                logger.log(Level.FINE, "Create new debug Joint");
-                //create new spatial
-                Node node = new Node(physicsObject.toString());
-                node.addControl(new BulletJointDebugControl(this, physicsObject));
-                joints.put(physicsObject, node);
-                physicsDebugRootNode.attachChild(node);
+                if (filter == null || filter.displayObject(physicsObject)) {
+                    logger.log(Level.FINE, "Create new debug Joint");
+                    //create new spatial
+                    Node node = new Node(physicsObject.toString());
+                    node.addControl(new BulletJointDebugControl(this, physicsObject));
+                    joints.put(physicsObject, node);
+                    physicsDebugRootNode.attachChild(node);
+                }
             }
         }
         //remove leftover spatials
@@ -213,12 +230,14 @@ public class BulletDebugAppState extends AbstractAppState {
                 ghosts.put(physicsObject, spat);
                 oldObjects.remove(physicsObject);
             } else {
-                logger.log(Level.FINE, "Create new debug GhostObject");
-                //create new spatial
-                Node node = new Node(physicsObject.toString());
-                node.addControl(new BulletGhostObjectDebugControl(this, physicsObject));
-                ghosts.put(physicsObject, node);
-                physicsDebugRootNode.attachChild(node);
+                if (filter == null || filter.displayObject(physicsObject)) {
+                    logger.log(Level.FINE, "Create new debug GhostObject");
+                    //create new spatial
+                    Node node = new Node(physicsObject.toString());
+                    node.addControl(new BulletGhostObjectDebugControl(this, physicsObject));
+                    ghosts.put(physicsObject, node);
+                    physicsDebugRootNode.attachChild(node);
+                }
             }
         }
         //remove leftover spatials
@@ -242,12 +261,14 @@ public class BulletDebugAppState extends AbstractAppState {
                 characters.put(physicsObject, spat);
                 oldObjects.remove(physicsObject);
             } else {
-                logger.log(Level.FINE, "Create new debug Character");
-                //create new spatial
-                Node node = new Node(physicsObject.toString());
-                node.addControl(new BulletCharacterDebugControl(this, physicsObject));
-                characters.put(physicsObject, node);
-                physicsDebugRootNode.attachChild(node);
+                if (filter == null || filter.displayObject(physicsObject)) {
+                    logger.log(Level.FINE, "Create new debug Character");
+                    //create new spatial
+                    Node node = new Node(physicsObject.toString());
+                    node.addControl(new BulletCharacterDebugControl(this, physicsObject));
+                    characters.put(physicsObject, node);
+                    physicsDebugRootNode.attachChild(node);
+                }
             }
         }
         //remove leftover spatials
@@ -271,12 +292,14 @@ public class BulletDebugAppState extends AbstractAppState {
                 vehicles.put(physicsObject, spat);
                 oldObjects.remove(physicsObject);
             } else {
-                logger.log(Level.FINE, "Create new debug Vehicle");
-                //create new spatial
-                Node node = new Node(physicsObject.toString());
-                node.addControl(new BulletVehicleDebugControl(this, physicsObject));
-                vehicles.put(physicsObject, node);
-                physicsDebugRootNode.attachChild(node);
+                if (filter == null || filter.displayObject(physicsObject)) {
+                    logger.log(Level.FINE, "Create new debug Vehicle");
+                    //create new spatial
+                    Node node = new Node(physicsObject.toString());
+                    node.addControl(new BulletVehicleDebugControl(this, physicsObject));
+                    vehicles.put(physicsObject, node);
+                    physicsDebugRootNode.attachChild(node);
+                }
             }
         }
         //remove leftover spatials
@@ -287,4 +310,17 @@ public class BulletDebugAppState extends AbstractAppState {
         }
     }
 
+    /**
+     * Interface that allows filtering out objects from the debug display
+     */
+    public static interface DebugAppStateFilter {
+
+        /**
+         * Queries an object to be displayed
+         *
+         * @param obj The object to be displayed
+         * @return return true if the object should be displayed, false if not
+         */
+        public boolean displayObject(Object obj);
+    }
 }

engine/src/bullet-common/com/jme3/bullet/debug/DebugTools.java

@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 2009-2012 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package com.jme3.bullet.debug;
+
+import com.jme3.asset.AssetManager;
+import com.jme3.material.Material;
+import com.jme3.math.ColorRGBA;
+import com.jme3.math.Vector3f;
+import com.jme3.renderer.RenderManager;
+import com.jme3.renderer.ViewPort;
+import com.jme3.scene.Geometry;
+import com.jme3.scene.Node;
+import com.jme3.scene.debug.Arrow;
+
+/**
+ *
+ * @author normenhansen
+ */
+public class DebugTools {
+
+    protected final AssetManager manager;
+    public Material DEBUG_BLUE;
+    public Material DEBUG_RED;
+    public Material DEBUG_GREEN;
+    public Material DEBUG_YELLOW;
+    public Material DEBUG_MAGENTA;
+    public Material DEBUG_PINK;
+    public Node debugNode = new Node("Debug Node");
+    public Arrow arrowBlue = new Arrow(Vector3f.ZERO);
+    public Geometry arrowBlueGeom = new Geometry("Blue Arrow", arrowBlue);
+    public Arrow arrowGreen = new Arrow(Vector3f.ZERO);
+    public Geometry arrowGreenGeom = new Geometry("Green Arrow", arrowGreen);
+    public Arrow arrowRed = new Arrow(Vector3f.ZERO);
+    public Geometry arrowRedGeom = new Geometry("Red Arrow", arrowRed);
+    public Arrow arrowMagenta = new Arrow(Vector3f.ZERO);
+    public Geometry arrowMagentaGeom = new Geometry("Magenta Arrow", arrowMagenta);
+    public Arrow arrowYellow = new Arrow(Vector3f.ZERO);
+    public Geometry arrowYellowGeom = new Geometry("Yellow Arrow", arrowYellow);
+    public Arrow arrowPink = new Arrow(Vector3f.ZERO);
+    public Geometry arrowPinkGeom = new Geometry("Pink Arrow", arrowPink);
+    protected static final Vector3f UNIT_X_CHECK = new Vector3f(1, 0, 0);
+    protected static final Vector3f UNIT_Y_CHECK = new Vector3f(0, 1, 0);
+    protected static final Vector3f UNIT_Z_CHECK = new Vector3f(0, 0, 1);
+    protected static final Vector3f UNIT_XYZ_CHECK = new Vector3f(1, 1, 1);
+    protected static final Vector3f ZERO_CHECK = new Vector3f(0, 0, 0);
+
+    public DebugTools(AssetManager manager) {
+        this.manager = manager;
+        setupMaterials();
+        setupDebugNode();
+    }
+
+    public void show(RenderManager rm, ViewPort vp) {
+        if (!Vector3f.UNIT_X.equals(UNIT_X_CHECK) || !Vector3f.UNIT_Y.equals(UNIT_Y_CHECK) || !Vector3f.UNIT_Z.equals(UNIT_Z_CHECK)
+                || !Vector3f.UNIT_XYZ.equals(UNIT_XYZ_CHECK) || !Vector3f.ZERO.equals(ZERO_CHECK)) {
+            throw new IllegalStateException("Unit vectors compromised!"
+                    + "\nX: " + Vector3f.UNIT_X
+                    + "\nY: " + Vector3f.UNIT_Y
+                    + "\nZ: " + Vector3f.UNIT_Z
+                    + "\nXYZ: " + Vector3f.UNIT_XYZ
+                    + "\nZERO: " + Vector3f.ZERO);
+        }
+        debugNode.updateLogicalState(0);
+        debugNode.updateGeometricState();
+        rm.renderScene(debugNode, vp);
+    }
+
+    public void setBlueArrow(Vector3f location, Vector3f extent) {
+        arrowBlueGeom.setLocalTranslation(location);
+        arrowBlue.setArrowExtent(extent);
+    }
+
+    public void setGreenArrow(Vector3f location, Vector3f extent) {
+        arrowGreenGeom.setLocalTranslation(location);
+        arrowGreen.setArrowExtent(extent);
+    }
+
+    public void setRedArrow(Vector3f location, Vector3f extent) {
+        arrowRedGeom.setLocalTranslation(location);
+        arrowRed.setArrowExtent(extent);
+    }
+
+    public void setMagentaArrow(Vector3f location, Vector3f extent) {
+        arrowMagentaGeom.setLocalTranslation(location);
+        arrowMagenta.setArrowExtent(extent);
+    }
+
+    public void setYellowArrow(Vector3f location, Vector3f extent) {
+        arrowYellowGeom.setLocalTranslation(location);
+        arrowYellow.setArrowExtent(extent);
+    }
+
+    public void setPinkArrow(Vector3f location, Vector3f extent) {
+        arrowPinkGeom.setLocalTranslation(location);
+        arrowPink.setArrowExtent(extent);
+    }
+
+    protected void setupDebugNode() {
+        arrowBlueGeom.setMaterial(DEBUG_BLUE);
+        arrowGreenGeom.setMaterial(DEBUG_GREEN);
+        arrowRedGeom.setMaterial(DEBUG_RED);
+        arrowMagentaGeom.setMaterial(DEBUG_MAGENTA);
+        arrowYellowGeom.setMaterial(DEBUG_YELLOW);
+        arrowPinkGeom.setMaterial(DEBUG_PINK);
+        debugNode.attachChild(arrowBlueGeom);
+        debugNode.attachChild(arrowGreenGeom);
+        debugNode.attachChild(arrowRedGeom);
+        debugNode.attachChild(arrowMagentaGeom);
+        debugNode.attachChild(arrowYellowGeom);
+        debugNode.attachChild(arrowPinkGeom);
+    }
+
+    protected void setupMaterials() {
+        DEBUG_BLUE = new Material(manager, "Common/MatDefs/Misc/Unshaded.j3md");
+        DEBUG_BLUE.getAdditionalRenderState().setWireframe(true);
+        DEBUG_BLUE.setColor("Color", ColorRGBA.Blue);
+        DEBUG_GREEN = new Material(manager, "Common/MatDefs/Misc/Unshaded.j3md");
+        DEBUG_GREEN.getAdditionalRenderState().setWireframe(true);
+        DEBUG_GREEN.setColor("Color", ColorRGBA.Green);
+        DEBUG_RED = new Material(manager, "Common/MatDefs/Misc/Unshaded.j3md");
+        DEBUG_RED.getAdditionalRenderState().setWireframe(true);
+        DEBUG_RED.setColor("Color", ColorRGBA.Red);
+        DEBUG_YELLOW = new Material(manager, "Common/MatDefs/Misc/Unshaded.j3md");
+        DEBUG_YELLOW.getAdditionalRenderState().setWireframe(true);
+        DEBUG_YELLOW.setColor("Color", ColorRGBA.Yellow);
+        DEBUG_MAGENTA = new Material(manager, "Common/MatDefs/Misc/Unshaded.j3md");
+        DEBUG_MAGENTA.getAdditionalRenderState().setWireframe(true);
+        DEBUG_MAGENTA.setColor("Color", ColorRGBA.Magenta);
+        DEBUG_PINK = new Material(manager, "Common/MatDefs/Misc/Unshaded.j3md");
+        DEBUG_PINK.getAdditionalRenderState().setWireframe(true);
+        DEBUG_PINK.setColor("Color", ColorRGBA.Pink);
+    }
+}