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-rw-r--r--src/TickTockCollision/CollisionDetector.java90
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diff --git a/src/TickTockCollision/CollisionDetector.java b/src/TickTockCollision/CollisionDetector.java
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--- a/src/TickTockCollision/CollisionDetector.java
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-/*
- * $RCSfile$
- *
- * Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistribution of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistribution 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 Sun Microsystems, Inc. or the names of
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any
- * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
- * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
- * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
- * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
- * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
- * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
- * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
- * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
- * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
- * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that this software is not designed, licensed or
- * intended for use in the design, construction, operation or
- * maintenance of any nuclear facility.
- *
- * $Revision$
- * $Date$
- * $State$
- */
-
-import java.util.Enumeration;
-import javax.media.j3d.*;
-import javax.vecmath.*;
-
-public class CollisionDetector extends Behavior {
- private static final Color3f highlightColor =
- new Color3f(0.0f, 1.0f, 0.0f);
- private static final ColoringAttributes highlight =
- new ColoringAttributes(highlightColor,
- ColoringAttributes.SHADE_GOURAUD);
-
- private boolean inCollision = false;
- private Shape3D shape;
- private ColoringAttributes shapeColoring;
- private Appearance shapeAppearance;
-
- private WakeupOnCollisionEntry wEnter;
- private WakeupOnCollisionExit wExit;
-
-
- public CollisionDetector(Shape3D s) {
- shape = s;
- shapeAppearance = shape.getAppearance();
- shapeColoring = shapeAppearance.getColoringAttributes();
- inCollision = false;
- }
-
- public void initialize() {
- wEnter = new WakeupOnCollisionEntry(shape);
- wExit = new WakeupOnCollisionExit(shape);
- wakeupOn(wEnter);
- }
-
- public void processStimulus(Enumeration criteria) {
- inCollision = !inCollision;
-
- if (inCollision) {
- shapeAppearance.setColoringAttributes(highlight);
- wakeupOn(wExit);
- }
- else {
- shapeAppearance.setColoringAttributes(shapeColoring);
- wakeupOn(wEnter);
- }
- }
-}