01: /*
02: * $RCSfile: ChangeMaterial.java,v $
03: *
04: * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * Redistribution and use in source and binary forms, with or without
07: * modification, are permitted provided that the following conditions
08: * are met:
09: *
10: * - Redistribution of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: *
13: * - Redistribution in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in
15: * the documentation and/or other materials provided with the
16: * distribution.
17: *
18: * Neither the name of Sun Microsystems, Inc. or the names of
19: * contributors may be used to endorse or promote products derived
20: * from this software without specific prior written permission.
21: *
22: * This software is provided "AS IS," without a warranty of any
23: * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
24: * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
25: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
26: * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
27: * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
28: * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
29: * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
30: * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
31: * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
32: * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
33: * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
34: * POSSIBILITY OF SUCH DAMAGES.
35: *
36: * You acknowledge that this software is not designed, licensed or
37: * intended for use in the design, construction, operation or
38: * maintenance of any nuclear facility.
39: *
40: * $Revision: 1.3 $
41: * $Date: 2007/02/09 17:17:02 $
42: * $State: Exp $
43: */
44:
45: package org.jdesktop.j3d.utils.scenegraph.traverser;
46:
47: import javax.media.j3d.Material;
48:
49: /**
50: * Make changes to the Material properties for ALL Materials in the
51: * scene graph provided
52: *
53: * @author paulby
54: * @version 1.4, 01/18/02
55: */
56: public class ChangeMaterial extends Object {
57:
58: /**
59: * Set the LightingEnable state in every Material in the SceneGraph
60: * treeRoot
61: * @param treeRoot, root of Scene Graph
62: * @param state, Lighting state
63: */
64: public static void setLightingEnable(javax.media.j3d.Node treeRoot,
65: final boolean state) {
66:
67: AppearanceChangeProcessor processor = new AppearanceChangeProcessor() {
68: public void changeAppearance(javax.media.j3d.Shape3D shape,
69: javax.media.j3d.Appearance app) {
70: if (app == null)
71: return;
72: Material mat = app.getMaterial();
73: if (mat != null)
74: mat.setLightingEnable(state);
75: }
76: };
77:
78: scanTree(treeRoot, processor);
79: }
80:
81: private static void scanTree(javax.media.j3d.Node treeRoot,
82: AppearanceChangeProcessor processor) {
83: try {
84: Class shapeClass = javax.media.j3d.Shape3D.class;
85:
86: TreeScan.findNode(treeRoot, shapeClass, processor, false,
87: true);
88: } catch (Exception e) {
89: System.out
90: .println("ERROR ChangeMaterial, SceneGraph contains Live or compiled nodes");
91: }
92: }
93:
94: }
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