1 package com.jme3.scene; 2 3 /** 4 * <code>SceneGraphVisitorAdapter</code> is used to traverse the scene 5 * graph tree. The adapter version of the interface simply separates 6 * between the {@link Geometry geometries} and the {@link Node nodes} by 7 * supplying visit methods that take them. 8 * Use by calling {@link Spatial#depthFirstTraversal(com.jme3.scene.SceneGraphVisitor) } 9 * or {@link Spatial#breadthFirstTraversal(com.jme3.scene.SceneGraphVisitor)}. 10 */ 11 public class SceneGraphVisitorAdapter implements SceneGraphVisitor { 12 13 /** 14 * Called when a {@link Geometry} is visited. 15 * 16 * @param geom The visited geometry 17 */ 18 public void visit(Geometry geom) {} 19 20 /** 21 * Called when a {@link visit} is visited. 22 * 23 * @param geom The visited node 24 */ 25 public void visit(Node geom) {} 26 27 @Override 28 public final void visit(Spatial spatial) { 29 if (spatial instanceof Geometry) { 30 visit((Geometry)spatial); 31 } else { 32 visit((Node)spatial); 33 } 34 } 35 } 36
