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587 lines
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<li class="navelem"><a class="el" href="namespacegeos.html">geos</a></li><li class="navelem"><a class="el" href="namespacegeos_1_1algorithm.html">algorithm</a></li><li class="navelem"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html">MinimumBoundingCircle</a></li> </ul>
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<p><code>#include <<a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>></code></p>
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Collaboration diagram for geos::algorithm::MinimumBoundingCircle:</div>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:aef9d9fdff21e520b3a12c4f2abf957b1"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#aef9d9fdff21e520b3a12c4f2abf957b1">MinimumBoundingCircle</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *geom)</td></tr>
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<tr class="separator:aef9d9fdff21e520b3a12c4f2abf957b1"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a847c2673ee2e66edae643131bf5518e6"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a847c2673ee2e66edae643131bf5518e6">~MinimumBoundingCircle</a> ()</td></tr>
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<tr class="separator:a847c2673ee2e66edae643131bf5518e6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a884b5f04a351f414329d348b4f3d8a47"><td class="memItemLeft" align="right" valign="top">std::unique_ptr< <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a884b5f04a351f414329d348b4f3d8a47">getCircle</a> ()</td></tr>
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<tr class="separator:a884b5f04a351f414329d348b4f3d8a47"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ae53c7c1f2bf03f5f9749423d7c3df921"><td class="memItemLeft" align="right" valign="top">std::unique_ptr< <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#ae53c7c1f2bf03f5f9749423d7c3df921">getMaximumDiameter</a> ()</td></tr>
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<tr class="separator:ae53c7c1f2bf03f5f9749423d7c3df921"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7ef90203018524d030533a1616f709b9"><td class="memItemLeft" align="right" valign="top">std::unique_ptr< <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a7ef90203018524d030533a1616f709b9">getDiameter</a> ()</td></tr>
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<tr class="separator:a7ef90203018524d030533a1616f709b9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a3fedfaf6fa6f1fc7a3c923aca88361e8"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a3fedfaf6fa6f1fc7a3c923aca88361e8">getExtremalPoints</a> ()</td></tr>
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<tr class="separator:a3fedfaf6fa6f1fc7a3c923aca88361e8"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af1a878c7eb4ae8d7bd309f8a0ca44f8e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#af1a878c7eb4ae8d7bd309f8a0ca44f8e">getCentre</a> ()</td></tr>
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<tr class="separator:af1a878c7eb4ae8d7bd309f8a0ca44f8e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6f35b30c567d68986ee51d2b37527ae9"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a6f35b30c567d68986ee51d2b37527ae9">getRadius</a> ()</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-methods"></a>
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Private Member Functions</h2></td></tr>
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<tr class="memitem:a4d58856b349e5b862336ba8d25e42cd3"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a4d58856b349e5b862336ba8d25e42cd3">computeCentre</a> ()</td></tr>
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<tr class="separator:a4d58856b349e5b862336ba8d25e42cd3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a682ab92ec69687d756ca79cf76a1d185"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a682ab92ec69687d756ca79cf76a1d185">compute</a> ()</td></tr>
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<tr class="memitem:a94a1e3b0af179941a0e40867a1539b82"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a94a1e3b0af179941a0e40867a1539b82">computeCirclePoints</a> ()</td></tr>
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<tr class="memitem:ac12277993d4f555b443ec4a7b222ed27"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#ac12277993d4f555b443ec4a7b222ed27">lowestPoint</a> (std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > &pts)</td></tr>
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<tr class="memitem:a6a2bd62e772e310aaff3e77b6f752076"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a6a2bd62e772e310aaff3e77b6f752076">pointWitMinAngleWithX</a> (std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > &pts, <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &P)</td></tr>
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<tr class="memitem:ab01fc9b478e9b99c69fc4ac1caf3d641"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#ab01fc9b478e9b99c69fc4ac1caf3d641">pointWithMinAngleWithSegment</a> (std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > &pts, <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &P, <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &Q)</td></tr>
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<tr class="separator:ab01fc9b478e9b99c69fc4ac1caf3d641"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:acd8987ba5f8e84126a7891ece7087ef7"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#acd8987ba5f8e84126a7891ece7087ef7">farthestPoints</a> (std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > &pts)</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a>
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Private Attributes</h2></td></tr>
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<tr class="memitem:ab5f499d33c8b0adb5b52f9474dcfdf3b"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#ab5f499d33c8b0adb5b52f9474dcfdf3b">input</a></td></tr>
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<tr class="memitem:a334cca5cf3734155e25c01ddbda7709a"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a334cca5cf3734155e25c01ddbda7709a">extremalPts</a></td></tr>
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<tr class="memitem:ad61674bb43c5e81a6d3e1408d61f3098"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#ad61674bb43c5e81a6d3e1408d61f3098">centre</a></td></tr>
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<tr class="memitem:a4f18e5b191721167668626b5321f4479"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1algorithm_1_1MinimumBoundingCircle.html#a4f18e5b191721167668626b5321f4479">radius</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock">
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00042">42</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">geos::algorithm::MinimumBoundingCircle::MinimumBoundingCircle </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> * </td>
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<td class="paramname"><em>geom</em></td><td>)</td>
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00064">64</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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<p>References <a class="el" href="classgeos_1_1geom_1_1Coordinate.html#a97bb820b994c6a77cbe50db79f80a2c2">geos::geom::Coordinate::setNull()</a>.</p>
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Here is the call graph for this function:</div>
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<td class="memname">geos::algorithm::MinimumBoundingCircle::~MinimumBoundingCircle </td>
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00072">72</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">void geos::algorithm::MinimumBoundingCircle::compute </td>
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<td class="memname">void geos::algorithm::MinimumBoundingCircle::computeCentre </td>
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<td class="memname">void geos::algorithm::MinimumBoundingCircle::computeCirclePoints </td>
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<td class="memname">std::vector<<a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>> geos::algorithm::MinimumBoundingCircle::farthestPoints </td>
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<td class="memname"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> geos::algorithm::MinimumBoundingCircle::getCentre </td>
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<p>Gets the centre point of the computed Minimum Bounding Circle.</p>
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<dl class="section return"><dt>Returns</dt><dd>the centre point of the Minimum Bounding Circle </dd>
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<td class="memname">std::unique_ptr<<a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>> geos::algorithm::MinimumBoundingCircle::getCircle </td>
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<p>Gets a geometry which represents the Minimum Bounding Circle. If the input is degenerate (empty or a single unique point), this method will return an empty geometry or a single Point geometry. Otherwise, a Polygon will be returned which approximates the Minimum Bounding Circle. (Note that because the computed polygon is only an approximation, it may not precisely contain all the input points.)</p>
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<dl class="section return"><dt>Returns</dt><dd>a Geometry representing the Minimum Bounding Circle. </dd></dl>
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<td class="memname">std::unique_ptr<<a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>> geos::algorithm::MinimumBoundingCircle::getDiameter </td>
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<p>Gets a geometry representing the diameter of the computed Minimum Bounding Circle.</p>
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<dl class="section return"><dt>Returns</dt><dd>the diameter LineString of the Minimum Bounding Circle </dd>
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a Point if the input is a point </dd></dl>
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<td class="memname">std::vector<<a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>> geos::algorithm::MinimumBoundingCircle::getExtremalPoints </td>
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<p>Gets the extremal points which define the computed Minimum Bounding Circle. There may be zero, one, two or three of these points, depending on the number of points in the input and the geometry of those points.</p>
|
||
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<dl class="section return"><dt>Returns</dt><dd>the points defining the Minimum Bounding Circle </dd></dl>
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<td class="memname">std::unique_ptr<<a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>> geos::algorithm::MinimumBoundingCircle::getMaximumDiameter </td>
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<p>Gets a geometry representing a line between the two farthest points in the input. These points will be two of the extremal points of the Minimum Bounding Circle. They also lie on the convex hull of the input.</p>
|
||
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<dl class="section return"><dt>Returns</dt><dd>a LineString between the two farthest points of the input </dd>
|
||
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|
||
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a empty LineString if the input is empty </dd>
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||
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a Point if the input is a point </dd></dl>
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<td class="memname">double geos::algorithm::MinimumBoundingCircle::getRadius </td>
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<p>Gets the radius of the computed Minimum Bounding Circle.</p>
|
||
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<dl class="section return"><dt>Returns</dt><dd>the radius of the Minimum Bounding Circle </dd></dl>
|
||
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<td class="memname"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> geos::algorithm::MinimumBoundingCircle::lowestPoint </td>
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<td class="memname"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> geos::algorithm::MinimumBoundingCircle::pointWithMinAngleWithSegment </td>
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<h2 class="groupheader">Member Data Documentation</h2>
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<td class="memname"><a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> geos::algorithm::MinimumBoundingCircle::centre</td>
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00049">49</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00048">48</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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<td class="memname">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* geos::algorithm::MinimumBoundingCircle::input</td>
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00047">47</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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<td class="memname">double geos::algorithm::MinimumBoundingCircle::radius</td>
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<p>Definition at line <a class="el" href="MinimumBoundingCircle_8h_source.html#l00050">50</a> of file <a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
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<li><a class="el" href="MinimumBoundingCircle_8h_source.html">MinimumBoundingCircle.h</a></li>
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