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<div class="title">src/libUnuk/AStar.h</div> </div>
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<a href="_a_star_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef _ASTAR_H_</span>
<a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define _ASTAR_H_</span>
<a name="l00003"></a>00003 <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="_node_8h.html">Node.h</a>"</span>
<a name="l00004"></a>00004
<a name="l00005"></a><a class="code" href="class_a_star.html">00005</a> <span class="keyword">class </span><a class="code" href="class_a_star.html">AStar</a> {
<a name="l00006"></a>00006 <span class="keyword">public</span>:
<a name="l00007"></a>00007 <a class="code" href="class_a_star.html#ac24e9dfcf9b10e277a2b84d864786cd8">AStar</a>(<span class="keywordtype">void</span>);
<a name="l00008"></a>00008 <a class="code" href="class_a_star.html#a6a19cecaac38d0cc8f7f812f027ea98e">~AStar</a>(<span class="keywordtype">void</span>);
<a name="l00009"></a>00009
<a name="l00010"></a><a class="code" href="class_a_star.html#a6daaa58fc52045c6a4fad6b7a1fec60a">00010</a> <a class="code" href="_node_8h.html#a65d456bd1d6bcbf35022277e41f5c9c7">Func</a> <a class="code" href="class_a_star.html#a6daaa58fc52045c6a4fad6b7a1fec60a">udCost</a>; <span class="comment">// Called when the cost is needed.</span>
<a name="l00011"></a><a class="code" href="class_a_star.html#a2c97615a0ad52039bec2a7ceaab772a2">00011</a> <a class="code" href="_node_8h.html#a65d456bd1d6bcbf35022277e41f5c9c7">Func</a> <a class="code" href="class_a_star.html#a2c97615a0ad52039bec2a7ceaab772a2">udValid</a>; <span class="comment">// Check the validity of the coordanate.</span>
<a name="l00012"></a><a class="code" href="class_a_star.html#ab5a6376f40d9746e71447acb3b8a05bd">00012</a> <a class="code" href="_node_8h.html#a65d456bd1d6bcbf35022277e41f5c9c7">Func</a> <a class="code" href="class_a_star.html#ab5a6376f40d9746e71447acb3b8a05bd">udNotifyChild</a>; <span class="comment">// Child is called/checked (LinkChild).</span>
<a name="l00013"></a><a class="code" href="class_a_star.html#a1a4896338d482138954cfbfbd9e93641">00013</a> <a class="code" href="_node_8h.html#a65d456bd1d6bcbf35022277e41f5c9c7">Func</a> <a class="code" href="class_a_star.html#a1a4896338d482138954cfbfbd9e93641">udNotifyList</a>; <span class="comment">// node is added to the open/closed list.</span>
<a name="l00014"></a>00014
<a name="l00015"></a><a class="code" href="class_a_star.html#a5a3067f9cf62dd1542f91f90c2b5dc0a">00015</a> <span class="keywordtype">void</span> *<a class="code" href="class_a_star.html#a5a3067f9cf62dd1542f91f90c2b5dc0a">CBData</a>; <span class="comment">// Data passed back to the callback function.</span>
<a name="l00016"></a><a class="code" href="class_a_star.html#a4fe11c564dceb3cac1352c7fadc0efef">00016</a> <span class="keywordtype">void</span> *<a class="code" href="class_a_star.html#a4fe11c564dceb3cac1352c7fadc0efef">NCData</a>; <span class="comment">// Data paseed back to to notify child.</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="keywordtype">bool</span> <a class="code" href="class_a_star.html#a49456dd3428034ad96ab7e2bcdae6397">GeneratePath</a>(<span class="keywordtype">int</span> startx, <span class="keywordtype">int</span> starty, <span class="keywordtype">int</span> destx, <span class="keywordtype">int</span> desty);
<a name="l00019"></a>00019 <span class="keywordtype">int</span> <a class="code" href="class_a_star.html#ab7acb36f1266e9149b674a8b59c2671d">Step</a>(<span class="keywordtype">void</span>);
<a name="l00020"></a>00020 <span class="keywordtype">int</span> <a class="code" href="class_a_star.html#ae0a4ccaa8582189a62afdb04f73c43b7">InitStep</a>(<span class="keywordtype">int</span> startx, <span class="keywordtype">int</span> starty, <span class="keywordtype">int</span> destx, <span class="keywordtype">int</span> desty);
<a name="l00021"></a><a class="code" href="class_a_star.html#af91228c86f696a0f66eaf6b6dd7368f2">00021</a> <span class="keywordtype">void</span> <a class="code" href="class_a_star.html#af91228c86f696a0f66eaf6b6dd7368f2">SetRows</a>(<span class="keywordtype">int</span> r) { m_rows = r; }
<a name="l00022"></a><a class="code" href="class_a_star.html#ade8f2b86e351895bab6336c4725da0a3">00022</a> <span class="keywordtype">void</span> <a class="code" href="class_a_star.html#ade8f2b86e351895bab6336c4725da0a3">Reset</a>(<span class="keywordtype">void</span>) { m_best = <a class="code" href="_node_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>; }
<a name="l00023"></a>00023
<a name="l00024"></a><a class="code" href="class_a_star.html#aa0713000dd611a2855cc4eb96afcc5ce">00024</a> <a class="code" href="class_node.html">Node</a> *<a class="code" href="class_a_star.html#aa0713000dd611a2855cc4eb96afcc5ce">GetBestNode</a>(<span class="keywordtype">void</span>) { <span class="keywordflow">return</span> m_best; }
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="keyword">private</span>:
<a name="l00027"></a>00027 <span class="keywordtype">int</span> m_rows; <span class="comment">// Used to calculate unique ID for node->number.</span>
<a name="l00028"></a>00028 <span class="keywordtype">int</span> m_startx;
<a name="l00029"></a>00029 <span class="keywordtype">int</span> m_starty;
<a name="l00030"></a>00030 <span class="keywordtype">int</span> m_destx;
<a name="l00031"></a>00031 <span class="keywordtype">int</span> m_desty;
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keywordtype">int</span> m_ID;
<a name="l00034"></a>00034
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="comment">// Node list.</span>
<a name="l00037"></a>00037 <a class="code" href="class_node.html">Node</a> *m_open;
<a name="l00038"></a>00038 <a class="code" href="class_node.html">Node</a> *m_closed;
<a name="l00039"></a>00039 <a class="code" href="class_node.html">Node</a> *m_best;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <a class="code" href="struct_stack.html">Stack</a> *m_stack;
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="comment">// Private methods.</span>
<a name="l00044"></a>00044 <span class="keywordtype">void</span> AddToOpen(<a class="code" href="class_node.html">Node</a> *node);
<a name="l00045"></a>00045 <span class="keywordtype">void</span> ClearNodes(<span class="keywordtype">void</span>);
<a name="l00046"></a>00046 <span class="keywordtype">void</span> CreateChildren(<a class="code" href="class_node.html">Node</a> *node);
<a name="l00047"></a>00047 <span class="keywordtype">void</span> LinkChild(<a class="code" href="class_node.html">Node</a> *, <a class="code" href="class_node.html">Node</a> *);
<a name="l00048"></a>00048 <span class="keywordtype">void</span> UpdateParent(<a class="code" href="class_node.html">Node</a> *node);
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="comment">// Stack functions.</span>
<a name="l00051"></a>00051 <span class="keywordtype">void</span> Push(<a class="code" href="class_node.html">Node</a> *node);
<a name="l00052"></a>00052 <a class="code" href="class_node.html">Node</a> *Pop(<span class="keywordtype">void</span>);
<a name="l00053"></a>00053 <a class="code" href="class_node.html">Node</a> *CheckList(<a class="code" href="class_node.html">Node</a> *node, <span class="keywordtype">int</span> number);
<a name="l00054"></a>00054 <a class="code" href="class_node.html">Node</a> *GetBest(<span class="keywordtype">void</span>);
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="keyword">inline</span> <span class="keywordtype">int</span> Coord2Id(<span class="keywordtype">int</span> <a class="code" href="wglext_8h.html#ad77deca22f617d3f0e0eb786445689fc">x</a>, <span class="keywordtype">int</span> <a class="code" href="wglext_8h.html#a9298c7ad619074f5285b32c6b72bfdea">y</a>) { <span class="keywordflow">return</span> x * m_rows + <a class="code" href="wglext_8h.html#a9298c7ad619074f5285b32c6b72bfdea">y</a>; }
<a name="l00057"></a>00057 };
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="preprocessor">#endif</span>
</pre></div></div>
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<li class="navelem"><a class="el" href="_a_star_8h.html">AStar.h</a> </li>
<li class="footer">Generated on Wed Nov 2 2011 23:04:26 for Unuk by 
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