ContactEdge.java

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 * Copyright (c) 2011, Daniel Murphy
 * All rights reserved.
 * 
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 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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package org.jbox2d.structs.dynamics.contacts;

import org.jbox2d.dynamics.Body;
import org.jbox2d.dynamics.contacts.Contact;

//updated to rev 100 - ec
/**
 * A contact edge is used to connect bodies and contacts together
 * in a contact graph where each body is a node and each contact
 * is an edge. A contact edge belongs to a doubly linked list
 * maintained in each attached body. Each contact has two contact
 * nodes, one for each attached body.
 *
 * @author daniel
 */
public class ContactEdge {
	
	/**
	 * provides quick access to the other body attached.
	 */
	public Body other = null;	
	
	/**
	 * the contact
	 */
	public Contact contact = null;
	
	/**
	 * the previous contact edge in the body's contact list
	 */
	public ContactEdge prev = null;	
	
	/**
	 * the next contact edge in the body's contact list
	 */
	public ContactEdge next = null;
}