Added a TestCloneSpatial example to do some basic clone testing.
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Paul Speed
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jme3-examples/src/main/java/jme3test/app/TestCloneSpatial.java
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jme3-examples/src/main/java/jme3test/app/TestCloneSpatial.java
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/*
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* Copyright (c) 2016 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package jme3test.app;
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import java.lang.reflect.*;
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import java.util.*;
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import com.jme3.light.*;
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import com.jme3.material.*;
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import com.jme3.math.*;
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import com.jme3.scene.*;
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import com.jme3.scene.control.*;
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import com.jme3.scene.shape.*;
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import com.jme3.util.clone.*;
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/**
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*
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*
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* @author Paul Speed
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*/
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public class TestCloneSpatial {
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public static void main( String... args ) throws Exception {
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// Setup a test node with some children, controls, etc.
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Node root = new Node("rootNode");
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// A root light
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DirectionalLight rootLight = new DirectionalLight();
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root.addLight(rootLight);
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Box sharedBox = new Box(1, 1, 1);
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Geometry geom1 = new Geometry("box1", sharedBox);
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Material sharedMaterial = new Material(); // not a valid material, just for testing
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geom1.setMaterial(sharedMaterial);
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Geometry geom2 = new Geometry("box2", sharedBox);
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geom2.setMaterial(sharedMaterial);
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root.attachChild(geom1);
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root.attachChild(geom2);
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// Add some controls
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geom1.addControl(new BillboardControl());
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geom2.addControl(new BillboardControl());
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// A light that will only affect the children and be controlled
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// by one child
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PointLight childLight = new PointLight();
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geom1.addLight(childLight);
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geom2.addLight(childLight);
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geom1.addControl(new LightControl(childLight));
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// Set some shared user data also
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Vector3f sharedUserData = new Vector3f(1, 2, 3);
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geom1.setUserData("shared", sharedUserData);
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geom2.setUserData("shared", sharedUserData);
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dump("", root);
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System.out.println("-------- cloning spatial --------------");
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Node clone = root.clone(true);
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dump("", clone);
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System.out.println("-------- cloning spatial without cloning material --------------");
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clone = root.clone(false);
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dump("", clone);
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}
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/**
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* Debug dump to check structure and identity
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*/
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public static void dump( String indent, Spatial s ) {
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if( s instanceof Node ) {
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dump(indent, (Node)s);
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} else if( s instanceof Geometry ) {
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dump(indent, (Geometry)s);
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}
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}
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public static void dump( String indent, Node n ) {
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System.out.println(indent + objectToString(n));
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dumpSpatialProperties(indent + " ", n);
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if( !n.getChildren().isEmpty() ) {
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System.out.println(indent + " children:");
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for( Spatial s : n.getChildren() ) {
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dump(indent + " ", s);
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}
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}
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}
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public static void dump( String indent, Geometry g ) {
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System.out.println(indent + objectToString(g));
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//System.out.println(indent + " mesh:" + objectToString(g.getMesh()));
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//System.out.println(indent + " material:" + objectToString(g.getMaterial()));
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dumpSpatialProperties(indent + " ", g);
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}
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public static void dump( String indent, Control ctl ) {
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System.out.println(indent + objectToString(ctl));
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if( ctl instanceof AbstractControl ) {
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System.out.println(indent + " spatial:" + objectToString(((AbstractControl)ctl).getSpatial()));
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}
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}
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private static void dumpSpatialProperties( String indent, Spatial s ) {
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dumpProperties(indent, s, "children");
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if( !s.getUserDataKeys().isEmpty() ) {
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System.out.println(indent + "userData:");
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for( String key : s.getUserDataKeys() ) {
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System.out.println(indent + " " + key + ":" + objectToString(s.getUserData(key)));
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}
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}
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if( s.getNumControls() > 0 ) {
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System.out.println(indent + "controls:");
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for( int i = 0; i < s.getNumControls(); i++ ) {
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Control ctl = s.getControl(i);
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//dump(indent + " ", ctl);
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dumpObject(indent + " ", ctl);
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}
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}
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LightList lights = s.getLocalLightList();
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if( lights.size() > 0 ) {
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System.out.println(indent + "lights:");
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for( Light l : lights ) {
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dumpObject(indent + " ", l);
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}
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}
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}
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private static void dumpObject( String indent, Object o ) {
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System.out.println(indent + objectToString(o));
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dumpProperties(indent + " ", o);
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}
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private static void dumpProperties( String indent, Object o, String... skip ) {
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if( o == null ) {
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return;
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}
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Set<String> skipSet = new HashSet<>(Arrays.asList(skip));
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for( Method m : o.getClass().getMethods() ) {
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if( m.getParameterTypes().length > 0 ) {
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continue;
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}
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String name = m.getName();
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if( "getClass".equals(name) ) {
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continue;
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}
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if( !name.startsWith("get") ) {
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continue;
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}
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Class type = m.getReturnType();
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if( type.isPrimitive() || type.isEnum() ) {
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continue;
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}
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name = name.substring(3);
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if( skipSet.contains(name.toLowerCase()) ) {
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continue;
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}
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try {
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Object value = m.invoke(o);
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System.out.println(indent + name + ":" + objectToString(value));
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} catch( Exception e ) {
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throw new RuntimeException("Error with method:" + m, e);
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}
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}
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}
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private static String objectToString( Object o ) {
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if( o == null ) {
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return null;
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}
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String s = o + "@" + System.identityHashCode(o);
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s = s.replaceAll("\\r?\\n", "");
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return s;
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}
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}
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