107 lines
2.3 KiB
C++
107 lines
2.3 KiB
C++
/*
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* Copyright (c) 2014, Oculus VR, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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/// \file DS_Tree.h
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/// \internal
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/// \brief Just a regular tree
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///
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#ifndef __DS_TREE_H
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#define __DS_TREE_H
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#include "Export.hpp"
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#include "DS_List.hpp"
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#include "DS_Queue.hpp"
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#include "RakMemoryOverride.hpp"
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/// The namespace DataStructures was only added to avoid compiler errors for commonly named data structures
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/// As these data structures are stand-alone, you can use them outside of RakNet for your own projects if you wish.
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namespace DataStructures
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{
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template <class TreeType>
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class RAK_DLL_EXPORT Tree
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{
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public:
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Tree();
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Tree(TreeType &inputData);
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~Tree();
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void LevelOrderTraversal(DataStructures::List<Tree*> &output);
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void AddChild(TreeType &newData);
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void DeleteDecendants(void);
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TreeType data;
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DataStructures::List<Tree *> children;
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};
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template <class TreeType>
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Tree<TreeType>::Tree()
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{
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}
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template <class TreeType>
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Tree<TreeType>::Tree(TreeType &inputData)
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{
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data=inputData;
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}
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template <class TreeType>
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Tree<TreeType>::~Tree()
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{
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DeleteDecendants();
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}
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template <class TreeType>
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void Tree<TreeType>::LevelOrderTraversal(DataStructures::List<Tree*> &output)
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{
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unsigned i;
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Tree<TreeType> *node;
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DataStructures::Queue<Tree<TreeType>*> queue;
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for (i=0; i < children.Size(); i++)
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queue.Push(children[i]);
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while (queue.Size())
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{
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node=queue.Pop();
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output.Insert(node, _FILE_AND_LINE_);
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for (i=0; i < node->children.Size(); i++)
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queue.Push(node->children[i]);
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}
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}
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template <class TreeType>
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void Tree<TreeType>::AddChild(TreeType &newData)
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{
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children.Insert(RakNet::OP_NEW<Tree>(newData, _FILE_AND_LINE_));
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}
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template <class TreeType>
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void Tree<TreeType>::DeleteDecendants(void)
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{
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/*
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DataStructures::List<Tree*> output;
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LevelOrderTraversal(output);
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unsigned i;
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for (i=0; i < output.Size(); i++)
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RakNet::OP_DELETE(output[i], _FILE_AND_LINE_);
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*/
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// Already recursive to do this
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unsigned int i;
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for (i=0; i < children.Size(); i++)
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RakNet::OP_DELETE(children[i], _FILE_AND_LINE_);
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}
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}
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#endif
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