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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">mrpt::math::TSegment2D Struct Reference<div class="ingroups"><a class="el" href="group__geometry__grp.html">Geometry: lines, planes, intersections, SLERP, &quot;lightweight&quot; point &amp; pose classes</a></div></div>  </div>
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<!-- doxytag: class="mrpt::math::TSegment2D" --><hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>2D segment, consisting of two points. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="structmrpt_1_1math_1_1_t_segment3_d.html" title="3D segment, consisting of two points.">TSegment3D</a>,<a class="el" href="structmrpt_1_1math_1_1_t_line2_d.html" title="2D line without bounds, represented by its equation .">TLine2D</a>,<a class="el" href="classmrpt_1_1math_1_1_t_polygon2_d.html" title="2D polygon, inheriting from std::vector&lt;TPoint2D&gt;.">TPolygon2D</a>,<a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html" title="Lightweight 2D point.">TPoint2D</a> </dd></dl>
</div>
<p><code>#include &lt;<a class="el" href="lightweight__geom__data_8h_source.html">mrpt/math/lightweight_geom_data.h</a>&gt;</code></p>

<p><a href="structmrpt_1_1math_1_1_t_segment2_d-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a9de8a5a5572ec2e162785babb637ff85">length</a> () const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Segment length.  <a href="#a9de8a5a5572ec2e162785babb637ff85"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a7c679020f08ff96e8067fe3232b04aba">distance</a> (const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;point) const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Distance to point.  <a href="#a7c679020f08ff96e8067fe3232b04aba"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a35c0291e3ef67ff02d3004db0f95f3a9">signedDistance</a> (const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;point) const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Distance with sign to point (sign indicates which side the point is).  <a href="#a35c0291e3ef67ff02d3004db0f95f3a9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#af56f6be33c4192d59fb0fa81a500c196">contains</a> (const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;point) const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Check whether a point is inside a segment.  <a href="#af56f6be33c4192d59fb0fa81a500c196"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#aa7fa2ad13be504e4130641ee864cb651">operator[]</a> (size_t i)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Unsafe point access using [] operator, intended for loops.  <a href="#aa7fa2ad13be504e4130641ee864cb651"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#aa51a0827ed95fa5e31d7bb9c0b78f320">operator[]</a> (size_t i) const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Unsafe point access using [] operator, intended for loops.  <a href="#aa51a0827ed95fa5e31d7bb9c0b78f320"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a9bfba7684b065a162957103d757cd125">generate3DObject</a> (<a class="el" href="structmrpt_1_1math_1_1_t_segment3_d.html">TSegment3D</a> &amp;s) const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Project into 3D space, setting the z to 0.  <a href="#a9bfba7684b065a162957103d757cd125"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a1e31240f54664dae46056cbf2b00e7aa">getCenter</a> (<a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;p) const </td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Segment's central point.  <a href="#a1e31240f54664dae46056cbf2b00e7aa"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a443db0e4874d44a979bb02b40a702a16">TSegment2D</a> (const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;p1, const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;p2)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor from both points.  <a href="#a443db0e4874d44a979bb02b40a702a16"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a811f4347a0b517b0083c87845f8a4fc7">TSegment2D</a> ()</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Fast default constructor.  <a href="#a811f4347a0b517b0083c87845f8a4fc7"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a98d25fe3d2b44cd23d10588af486a257">TSegment2D</a> (const <a class="el" href="structmrpt_1_1math_1_1_t_segment3_d.html">TSegment3D</a> &amp;s)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Explicit constructor from 3D object, discarding the z.  <a href="#a98d25fe3d2b44cd23d10588af486a257"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a3d3f3352291f47c0abfc66466a4ebd29">operator&lt;</a> (const <a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html">TSegment2D</a> &amp;s) const </td></tr>
<tr><td colspan="2"><h2><a name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#ac147784340e36d84e8148b4e371f022b">point1</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Origin point.  <a href="#ac147784340e36d84e8148b4e371f022b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a312025aeea370854b76159d8526e1b91">point2</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Destiny point.  <a href="#a312025aeea370854b76159d8526e1b91"></a><br/></td></tr>
</table>
<hr/><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="a443db0e4874d44a979bb02b40a702a16"></a><!-- doxytag: member="mrpt::math::TSegment2D::TSegment2D" ref="a443db0e4874d44a979bb02b40a702a16" args="(const TPoint2D &amp;p1, const TPoint2D &amp;p2)" -->
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          <td class="memname">mrpt::math::TSegment2D::TSegment2D </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td>
          <td class="paramname"><em>p1</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td>
          <td class="paramname"><em>p2</em>&#160;</td>
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          <td></td>
          <td>)</td>
          <td></td><td><code> [inline]</code></td>
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<p>Constructor from both points. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00700">700</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

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<a class="anchor" id="a811f4347a0b517b0083c87845f8a4fc7"></a><!-- doxytag: member="mrpt::math::TSegment2D::TSegment2D" ref="a811f4347a0b517b0083c87845f8a4fc7" args="()" -->
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          <td class="memname">mrpt::math::TSegment2D::TSegment2D </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td><code> [inline]</code></td>
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<p>Fast default constructor. </p>
<p>Initializes to garbage. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00704">704</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

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<a class="anchor" id="a98d25fe3d2b44cd23d10588af486a257"></a><!-- doxytag: member="mrpt::math::TSegment2D::TSegment2D" ref="a98d25fe3d2b44cd23d10588af486a257" args="(const TSegment3D &amp;s)" -->
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          <td class="memname">mrpt::math::TSegment2D::TSegment2D </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_segment3_d.html">TSegment3D</a> &amp;&#160;</td>
          <td class="paramname"><em>s</em></td><td>)</td>
          <td><code> [explicit]</code></td>
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<p>Explicit constructor from 3D object, discarding the z. </p>

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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="af56f6be33c4192d59fb0fa81a500c196"></a><!-- doxytag: member="mrpt::math::TSegment2D::contains" ref="af56f6be33c4192d59fb0fa81a500c196" args="(const TPoint2D &amp;point) const " -->
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          <td class="memname">bool mrpt::math::TSegment2D::contains </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td>
          <td class="paramname"><em>point</em></td><td>)</td>
          <td> const</td>
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<p>Check whether a point is inside a segment. </p>

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<a class="anchor" id="a7c679020f08ff96e8067fe3232b04aba"></a><!-- doxytag: member="mrpt::math::TSegment2D::distance" ref="a7c679020f08ff96e8067fe3232b04aba" args="(const TPoint2D &amp;point) const " -->
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          <td class="memname">double mrpt::math::TSegment2D::distance </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td>
          <td class="paramname"><em>point</em></td><td>)</td>
          <td> const</td>
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<p>Distance to point. </p>

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<a class="anchor" id="a9bfba7684b065a162957103d757cd125"></a><!-- doxytag: member="mrpt::math::TSegment2D::generate3DObject" ref="a9bfba7684b065a162957103d757cd125" args="(TSegment3D &amp;s) const " -->
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          <td class="memname">void mrpt::math::TSegment2D::generate3DObject </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structmrpt_1_1math_1_1_t_segment3_d.html">TSegment3D</a> &amp;&#160;</td>
          <td class="paramname"><em>s</em></td><td>)</td>
          <td> const</td>
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<p>Project into 3D space, setting the z to 0. </p>

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<a class="anchor" id="a1e31240f54664dae46056cbf2b00e7aa"></a><!-- doxytag: member="mrpt::math::TSegment2D::getCenter" ref="a1e31240f54664dae46056cbf2b00e7aa" args="(TPoint2D &amp;p) const " -->
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          <td class="memname">void mrpt::math::TSegment2D::getCenter </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td>
          <td class="paramname"><em>p</em></td><td>)</td>
          <td> const<code> [inline]</code></td>
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<p>Segment's central point. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00693">693</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

<p>References <a class="el" href="lightweight__geom__data_8h_source.html#l00076">mrpt::math::TPoint2D::x</a>, and <a class="el" href="lightweight__geom__data_8h_source.html#l00080">mrpt::math::TPoint2D::y</a>.</p>

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<a class="anchor" id="a9de8a5a5572ec2e162785babb637ff85"></a><!-- doxytag: member="mrpt::math::TSegment2D::length" ref="a9de8a5a5572ec2e162785babb637ff85" args="() const " -->
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          <td class="memname">double mrpt::math::TSegment2D::length </td>
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          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<p>Segment length. </p>

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<a class="anchor" id="a3d3f3352291f47c0abfc66466a4ebd29"></a><!-- doxytag: member="mrpt::math::TSegment2D::operator&lt;" ref="a3d3f3352291f47c0abfc66466a4ebd29" args="(const TSegment2D &amp;s) const " -->
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          <td class="memname">bool mrpt::math::TSegment2D::operator&lt; </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html">TSegment2D</a> &amp;&#160;</td>
          <td class="paramname"><em>s</em></td><td>)</td>
          <td> const</td>
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<a class="anchor" id="aa7fa2ad13be504e4130641ee864cb651"></a><!-- doxytag: member="mrpt::math::TSegment2D::operator[]" ref="aa7fa2ad13be504e4130641ee864cb651" args="(size_t i)" -->
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          <td class="memname"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a>&amp; mrpt::math::TSegment2D::operator[] </td>
          <td>(</td>
          <td class="paramtype">size_t&#160;</td>
          <td class="paramname"><em>i</em></td><td>)</td>
          <td><code> [inline]</code></td>
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<p>Unsafe point access using [] operator, intended for loops. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00677">677</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

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<a class="anchor" id="aa51a0827ed95fa5e31d7bb9c0b78f320"></a><!-- doxytag: member="mrpt::math::TSegment2D::operator[]" ref="aa51a0827ed95fa5e31d7bb9c0b78f320" args="(size_t i) const " -->
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          <td class="memname">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a>&amp; mrpt::math::TSegment2D::operator[] </td>
          <td>(</td>
          <td class="paramtype">size_t&#160;</td>
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<p>Unsafe point access using [] operator, intended for loops. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00683">683</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

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<a class="anchor" id="a35c0291e3ef67ff02d3004db0f95f3a9"></a><!-- doxytag: member="mrpt::math::TSegment2D::signedDistance" ref="a35c0291e3ef67ff02d3004db0f95f3a9" args="(const TPoint2D &amp;point) const " -->
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          <td class="memname">double mrpt::math::TSegment2D::signedDistance </td>
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          <td class="paramtype">const <a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> &amp;&#160;</td>
          <td class="paramname"><em>point</em></td><td>)</td>
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<p>Distance with sign to point (sign indicates which side the point is). </p>

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<hr/><h2>Member Data Documentation</h2>
<a class="anchor" id="ac147784340e36d84e8148b4e371f022b"></a><!-- doxytag: member="mrpt::math::TSegment2D::point1" ref="ac147784340e36d84e8148b4e371f022b" args="" -->
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          <td class="memname"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> <a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#ac147784340e36d84e8148b4e371f022b">mrpt::math::TSegment2D::point1</a></td>
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<p>Origin point. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00653">653</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

<p>Referenced by <a class="el" href="geometry_8h_source.html#l00359">mrpt::math::project2D()</a>, <a class="el" href="lightweight__geom__data_8h_source.html#l00781">mrpt::math::operator==()</a>, <a class="el" href="lightweight__geom__data_8h_source.html#l00785">mrpt::math::operator!=()</a>, <a class="el" href="lightweight__geom__data_8h_source.html#l02352">mrpt::math::operator&gt;&gt;()</a>, and <a class="el" href="lightweight__geom__data_8h_source.html#l02358">mrpt::math::operator&lt;&lt;()</a>.</p>

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<a class="anchor" id="a312025aeea370854b76159d8526e1b91"></a><!-- doxytag: member="mrpt::math::TSegment2D::point2" ref="a312025aeea370854b76159d8526e1b91" args="" -->
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          <td class="memname"><a class="el" href="structmrpt_1_1math_1_1_t_point2_d.html">TPoint2D</a> <a class="el" href="structmrpt_1_1math_1_1_t_segment2_d.html#a312025aeea370854b76159d8526e1b91">mrpt::math::TSegment2D::point2</a></td>
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<p>Destiny point. </p>

<p>Definition at line <a class="el" href="lightweight__geom__data_8h_source.html#l00657">657</a> of file <a class="el" href="lightweight__geom__data_8h_source.html">lightweight_geom_data.h</a>.</p>

<p>Referenced by <a class="el" href="geometry_8h_source.html#l00359">mrpt::math::project2D()</a>, <a class="el" href="lightweight__geom__data_8h_source.html#l00781">mrpt::math::operator==()</a>, <a class="el" href="lightweight__geom__data_8h_source.html#l00785">mrpt::math::operator!=()</a>, <a class="el" href="lightweight__geom__data_8h_source.html#l02352">mrpt::math::operator&gt;&gt;()</a>, and <a class="el" href="lightweight__geom__data_8h_source.html#l02358">mrpt::math::operator&lt;&lt;()</a>.</p>

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<br><hr><br> <table border="0" width="100%"> <tr> <td> Page generated by <a href="http://www.doxygen.org" target="_blank">Doxygen 1.7.5</a> for MRPT 0.9.5 SVN: at Sun Sep 25 17:20:18 UTC 2011</td><td></td> <td width="100"> </td> <td width="150">  </td></tr> </table>  </body></html>