dynamic_tree_node.dart

/*******************************************************************************
 * Copyright (c) 2015, Daniel Murphy, Google
 * All rights reserved.
 * 
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 * are permitted provided that the following conditions are met:
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 *    and/or other materials provided with the distribution.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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part of box2d;

class DynamicTreeNode {
  /**
   * Enlarged AABB
   */
  final AABB aabb = new AABB();

  Object userData;

  DynamicTreeNode parent;

  DynamicTreeNode child1;
  DynamicTreeNode child2;
  final int id;
  int height = 0;

  Object getUserData() {
    return userData;
  }

  void setUserData(Object argData) {
    userData = argData;
  }

  DynamicTreeNode(this.id);
}