source: tspsg/docs/html/class_c_t_s_p_solver.html @ 345e7b6132

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88<div class="contents">
89<h1>CTSPSolver Class Reference</h1><!-- doxytag: class="CTSPSolver" --><!-- doxytag: inherits="QObject" -->
90<p>This class solves Travelling Salesman Problem task. 
91<a href="#_details">More...</a></p>
92
93<p><code>#include &lt;<a class="el" href="tspsolver_8h_source.html">tspsolver.h</a>&gt;</code></p>
94<div class="dynheader">
95Inheritance diagram for CTSPSolver:</div>
96<div class="dynsection">
97<div class="center"><img src="class_c_t_s_p_solver__inherit__graph.png" border="0" usemap="#_c_t_s_p_solver_inherit__map" alt="Inheritance graph"/></div>
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100</map>
101<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
102<div class="dynheader">
103Collaboration diagram for CTSPSolver:</div>
104<div class="dynsection">
105<div class="center"><img src="class_c_t_s_p_solver__coll__graph.png" border="0" usemap="#_c_t_s_p_solver_coll__map" alt="Collaboration graph"/></div>
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115<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
116
117<p><a href="class_c_t_s_p_solver-members.html">List of all members.</a></p>
118<table border="0" cellpadding="0" cellspacing="0">
119<tr><td colspan="2"><h2>Public Slots</h2></td></tr>
120<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a996ac169e8ed087170bd8610fa4aa715"></a><!-- doxytag: member="CTSPSolver::cancel" ref="a996ac169e8ed087170bd8610fa4aa715" args="()" -->
121void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a996ac169e8ed087170bd8610fa4aa715">cancel</a> ()</td></tr>
122<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Cancels the solution process. <br/></td></tr>
123<tr><td colspan="2"><h2>Signals</h2></td></tr>
124<tr><td class="memItemLeft" align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#ae12895fa529a965b57204e355b9012d7">routePartFound</a> (int n)</td></tr>
125<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This signal is emitted once every time a part of the route is found.  <a href="#ae12895fa529a965b57204e355b9012d7"></a><br/></td></tr>
126<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
127<tr><td class="memItemLeft" align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a4a519caa89db1683693759a92a65319c">CTSPSolver</a> (<a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qobject.html">QObject</a> *<a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qobject.html#parent">parent</a>=NULL)</td></tr>
128<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Constructs <a class="el" href="class_c_t_s_p_solver.html" title="This class solves Travelling Salesman Problem task.">CTSPSolver</a> object.  <a href="#a4a519caa89db1683693759a92a65319c"></a><br/></td></tr>
129<tr><td class="memItemLeft" align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#acf86422c1b8ff8e5b9bc88e09c57c48b">cleanup</a> (bool processEvents=false)</td></tr>
130<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Cleans up the object and frees up memory used by the solution tree.  <a href="#acf86422c1b8ff8e5b9bc88e09c57c48b"></a><br/></td></tr>
131<tr><td class="memItemLeft" align="right" valign="top"><a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qstring.html">QString</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a57556c971a25e3556c4aa3cc1fd2d3d0">getSortedPath</a> () const </td></tr>
132<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns the sorted optimal path, starting from City 1.  <a href="#a57556c971a25e3556c4aa3cc1fd2d3d0"></a><br/></td></tr>
133<tr><td class="memItemLeft" align="right" valign="top">bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a28d546e840cf53c639b45c0f26419f7a">isOptimal</a> () const </td></tr>
134<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Indicates whether or not the solution is definitely optimal.  <a href="#a28d546e840cf53c639b45c0f26419f7a"></a><br/></td></tr>
135<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_s_step.html">SStep</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a0f0f0aa60d05c97f3b0e867a381de558">solve</a> (int numCities, const <a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qlist.html">TMatrix</a> &amp;task)</td></tr>
136<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Solves the given task.  <a href="#a0f0f0aa60d05c97f3b0e867a381de558"></a><br/></td></tr>
137<tr><td class="memItemLeft" align="right" valign="top">bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a80cff5d533711ab1929de1fdf09495b7">wasCanceled</a> () const </td></tr>
138<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Indicates whether or not the solution process was canceled.  <a href="#a80cff5d533711ab1929de1fdf09495b7"></a><br/></td></tr>
139<tr><td colspan="2"><h2>Static Public Member Functions</h2></td></tr>
140<tr><td class="memItemLeft" align="right" valign="top">static <a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qstring.html">QString</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_s_p_solver.html#a677a878c4c8a06316a5d8d5a4fc8ab65">getVersionId</a> ()</td></tr>
141<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns CTSPSolver's version ID.  <a href="#a677a878c4c8a06316a5d8d5a4fc8ab65"></a><br/></td></tr>
142</table>
143<hr/><a name="_details"></a><h2>Detailed Description</h2>
144<p>This class solves Travelling Salesman Problem task. </p>
145<dl class="author"><dt><b>Author:</b></dt><dd>Copyright &copy; 2007-2010 Lёppa &lt;contacts[at]oleksii[dot]name&gt; </dd></dl>
146<hr/><h2>Constructor &amp; Destructor Documentation</h2>
147<a class="anchor" id="a4a519caa89db1683693759a92a65319c"></a><!-- doxytag: member="CTSPSolver::CTSPSolver" ref="a4a519caa89db1683693759a92a65319c" args="(QObject *parent=NULL)" -->
148<div class="memitem">
149<div class="memproto">
150      <table class="memname">
151        <tr>
152          <td class="memname">CTSPSolver::CTSPSolver </td>
153          <td>(</td>
154          <td class="paramtype"><a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qobject.html">QObject</a> *&nbsp;</td>
155          <td class="paramname"> <em>parent</em> = <code>NULL</code></td>
156          <td>&nbsp;)&nbsp;</td>
157          <td></td>
158        </tr>
159      </table>
160</div>
161<div class="memdoc">
162
163<p>Constructs <a class="el" href="class_c_t_s_p_solver.html" title="This class solves Travelling Salesman Problem task.">CTSPSolver</a> object. </p>
164<dl><dt><b>Parameters:</b></dt><dd>
165  <table border="0" cellspacing="2" cellpadding="0">
166    <tr><td valign="top"></td><td valign="top"><em>parent</em>&nbsp;</td><td>A parent object. </td></tr>
167  </table>
168  </dd>
169</dl>
170
171</div>
172</div>
173<hr/><h2>Member Function Documentation</h2>
174<a class="anchor" id="acf86422c1b8ff8e5b9bc88e09c57c48b"></a><!-- doxytag: member="CTSPSolver::cleanup" ref="acf86422c1b8ff8e5b9bc88e09c57c48b" args="(bool processEvents=false)" -->
175<div class="memitem">
176<div class="memproto">
177      <table class="memname">
178        <tr>
179          <td class="memname">void CTSPSolver::cleanup </td>
180          <td>(</td>
181          <td class="paramtype">bool&nbsp;</td>
182          <td class="paramname"> <em>processEvents</em> = <code>false</code></td>
183          <td>&nbsp;)&nbsp;</td>
184          <td></td>
185        </tr>
186      </table>
187</div>
188<div class="memdoc">
189
190<p>Cleans up the object and frees up memory used by the solution tree. </p>
191<dl><dt><b>Parameters:</b></dt><dd>
192  <table border="0" cellspacing="2" cellpadding="0">
193    <tr><td valign="top"></td><td valign="top"><em>processEvents</em>&nbsp;</td><td>If set to <code>true</code> then <a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qcoreapplication.html#processEvents">QApplication::processEvents(QEventLoop::ExcludeUserInputEvents)</a> will be called from time to time while cleaning up. </td></tr>
194  </table>
195  </dd>
196</dl>
197<dl class="warning"><dt><b>Warning:</b></dt><dd>After call to this function a solution tree returned by the <a class="el" href="class_c_t_s_p_solver.html#a0f0f0aa60d05c97f3b0e867a381de558" title="Solves the given task.">solve()</a> function is no longer valid. </dd></dl>
198<dl class="note"><dt><b>Note:</b></dt><dd>It is not required to call this function manually. This function is always called by <a class="el" href="class_c_t_s_p_solver.html#a0f0f0aa60d05c97f3b0e867a381de558" title="Solves the given task.">solve()</a> at the beginning of the solution process.</dd></dl>
199<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_c_t_s_p_solver.html#a0f0f0aa60d05c97f3b0e867a381de558" title="Solves the given task.">solve()</a> </dd></dl>
200
201<p><div class="dynheader">
202Here is the call graph for this function:</div>
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214Here is the caller graph for this function:</div>
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225<a class="anchor" id="a57556c971a25e3556c4aa3cc1fd2d3d0"></a><!-- doxytag: member="CTSPSolver::getSortedPath" ref="a57556c971a25e3556c4aa3cc1fd2d3d0" args="() const " -->
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231          <td>(</td>
232          <td class="paramname"></td>
233          <td>&nbsp;)&nbsp;</td>
234          <td> const</td>
235        </tr>
236      </table>
237</div>
238<div class="memdoc">
239
240<p>Returns the sorted optimal path, starting from City 1. </p>
241<dl class="return"><dt><b>Returns:</b></dt><dd>A string, containing sorted optimal path. </dd></dl>
242
243<p><div class="dynheader">
244Here is the call graph for this function:</div>
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263          <td>(</td>
264          <td class="paramname"></td>
265          <td>&nbsp;)&nbsp;</td>
266          <td><code> [static]</code></td>
267        </tr>
268      </table>
269</div>
270<div class="memdoc">
271
272<p>Returns CTSPSolver's version ID. </p>
273<dl class="return"><dt><b>Returns:</b></dt><dd>A string: <b>$Id: tspsolver.cpp 99 2010-03-22 20:45:16Z laleppa $</b>. </dd></dl>
274
275</div>
276</div>
277<a class="anchor" id="a28d546e840cf53c639b45c0f26419f7a"></a><!-- doxytag: member="CTSPSolver::isOptimal" ref="a28d546e840cf53c639b45c0f26419f7a" args="() const " -->
278<div class="memitem">
279<div class="memproto">
280      <table class="memname">
281        <tr>
282          <td class="memname">bool CTSPSolver::isOptimal </td>
283          <td>(</td>
284          <td class="paramname"></td>
285          <td>&nbsp;)&nbsp;</td>
286          <td> const</td>
287        </tr>
288      </table>
289</div>
290<div class="memdoc">
291
292<p>Indicates whether or not the solution is definitely optimal. </p>
293<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if the solution is definitely optimal, otherwise <code>false</code>.</dd></dl>
294<p>The solution may need some further iterations to determine whether or not it is optimal. In such cases this function returns <code>false</code>. </p>
295
296</div>
297</div>
298<a class="anchor" id="ae12895fa529a965b57204e355b9012d7"></a><!-- doxytag: member="CTSPSolver::routePartFound" ref="ae12895fa529a965b57204e355b9012d7" args="(int n)" -->
299<div class="memitem">
300<div class="memproto">
301      <table class="memname">
302        <tr>
303          <td class="memname">void CTSPSolver::routePartFound </td>
304          <td>(</td>
305          <td class="paramtype">int&nbsp;</td>
306          <td class="paramname"> <em>n</em></td>
307          <td>&nbsp;)&nbsp;</td>
308          <td><code> [signal]</code></td>
309        </tr>
310      </table>
311</div>
312<div class="memdoc">
313
314<p>This signal is emitted once every time a part of the route is found. </p>
315<dl><dt><b>Parameters:</b></dt><dd>
316  <table border="0" cellspacing="2" cellpadding="0">
317    <tr><td valign="top"></td><td valign="top"><em>n</em>&nbsp;</td><td>Indicates the number of the route parts found. </td></tr>
318  </table>
319  </dd>
320</dl>
321
322<p><div class="dynheader">
323Here is the caller graph for this function:</div>
324<div class="dynsection">
325<div class="center"><img src="class_c_t_s_p_solver_ae12895fa529a965b57204e355b9012d7_icgraph.png" border="0" usemap="#class_c_t_s_p_solver_ae12895fa529a965b57204e355b9012d7_icgraph_map" alt=""></div>
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340          <td>(</td>
341          <td class="paramtype">int&nbsp;</td>
342          <td class="paramname"> <em>numCities</em>, </td>
343        </tr>
344        <tr>
345          <td class="paramkey"></td>
346          <td></td>
347          <td class="paramtype">const <a class="elRef" doxygen="qt-4.6.tag:http://doc.trolltech.com/4.6/" href="http://doc.trolltech.com/4.6/qlist.html">TMatrix</a> &amp;&nbsp;</td>
348          <td class="paramname"> <em>task</em></td><td>&nbsp;</td>
349        </tr>
350        <tr>
351          <td></td>
352          <td>)</td>
353          <td></td><td></td><td></td>
354        </tr>
355      </table>
356</div>
357<div class="memdoc">
358
359<p>Solves the given task. </p>
360<dl><dt><b>Parameters:</b></dt><dd>
361  <table border="0" cellspacing="2" cellpadding="0">
362    <tr><td valign="top"></td><td valign="top"><em>numCities</em>&nbsp;</td><td>Number of cities in the task. </td></tr>
363    <tr><td valign="top"></td><td valign="top"><em>task</em>&nbsp;</td><td>The matrix of city-to-city travel costs. </td></tr>
364  </table>
365  </dd>
366</dl>
367<dl class="return"><dt><b>Returns:</b></dt><dd>Pointer to the root of the solution tree.</dd></dl>
368<dl class="todo"><dt><b><a class="el" href="todo.html#_todo000001">Todo:</a></b></dt><dd>TODO: Comment the algorithm. </dd></dl>
369
370<p><div class="dynheader">
371Here is the call graph for this function:</div>
372<div class="dynsection">
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389<a class="anchor" id="a80cff5d533711ab1929de1fdf09495b7"></a><!-- doxytag: member="CTSPSolver::wasCanceled" ref="a80cff5d533711ab1929de1fdf09495b7" args="() const " -->
390<div class="memitem">
391<div class="memproto">
392      <table class="memname">
393        <tr>
394          <td class="memname">bool CTSPSolver::wasCanceled </td>
395          <td>(</td>
396          <td class="paramname"></td>
397          <td>&nbsp;)&nbsp;</td>
398          <td> const</td>
399        </tr>
400      </table>
401</div>
402<div class="memdoc">
403
404<p>Indicates whether or not the solution process was canceled. </p>
405<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if the solution process was canceled, otherwise <code>false</code>. </dd></dl>
406
407</div>
408</div>
409<hr/>The documentation for this class was generated from the following files:<ul>
410<li>src/<a class="el" href="tspsolver_8h_source.html">tspsolver.h</a></li>
411<li>src/tspsolver.cpp</li>
412</ul>
413</div>
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428<hr size="1"/><address style="text-align: right;"><small>Generated on Fri Apr 9 00:25:38 2010 for TSPSG: TSP Solver and Generator by&nbsp;
429<a href="http://www.doxygen.org/index.html">
430<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
431</body>
432</html>
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