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<h1>irr::core::line2d< T > Class Template Reference</h1><!-- doxytag: class="irr::core::line2d" -->
<p>2D line between two points with intersection methods.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="line2d_8h_source.html">line2d.h</a>></code></p>
<p><a href="classirr_1_1core_1_1line2d-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespaceirr.html#a1325b02603ad449f92c68fc640af9b28">f64</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a0f5dbd437c10e127d2797dd002ed3f98">getAngleWith</a> (const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > &l) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get angle between this line and given line. <a href="#a0f5dbd437c10e127d2797dd002ed3f98"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a5566d5a92b909709cc6f3323fd6c54de">getClosestPoint</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the closest point on this line to a point. <a href="#a5566d5a92b909709cc6f3323fd6c54de"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespaceirr.html#a1325b02603ad449f92c68fc640af9b28">f64</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#ac45a081902241406c1bed4adea903688">getLength</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get length of line. <a href="#ac45a081902241406c1bed4adea903688"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">T </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#abd4c50d417c8d91401ff4bc59902ab35">getLengthSQ</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get squared length of the line. <a href="#abd4c50d417c8d91401ff4bc59902ab35"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a83b583161e402d93a2346a2dfbbd885c">getMiddle</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get middle of the line. <a href="#a83b583161e402d93a2346a2dfbbd885c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">T </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#ae9c006816863a6ec0e0eda497bc2ba96">getPointOrientation</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tells us if the given point lies to the left, right, or on the line. <a href="#ae9c006816863a6ec0e0eda497bc2ba96"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#aa504bac64b0ccd56786d6179809ecdd9">getUnitVector</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get unit vector of the line. <a href="#aa504bac64b0ccd56786d6179809ecdd9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#af6df3035ac8f217f86106ea88cc2e941">getVector</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the vector of the line. <a href="#af6df3035ac8f217f86106ea88cc2e941"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#aebe0782cac7532fd786a28df089776f0">intersectWith</a> (const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > &l, <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &out) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tests if this line intersects with another line. <a href="#aebe0782cac7532fd786a28df089776f0"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a44e00a0ecc9604954f7b5507a3b1e067">isPointBetweenStartAndEnd</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Check if the given point is between start and end of the line. <a href="#a44e00a0ecc9604954f7b5507a3b1e067"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#ad30c08c673c12674d29a942b657b9457">isPointOnLine</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Check if the given point is a member of the line. <a href="#ad30c08c673c12674d29a942b657b9457"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a19338e17d69fa3062709ebd7b7f73409">line2d</a> (const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > &other)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Copy constructor. <a href="#a19338e17d69fa3062709ebd7b7f73409"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a447958017eba9f8667625b82c25f344c">line2d</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &<a class="el" href="classirr_1_1core_1_1line2d.html#ae9a3be281b33b15eb7de868b51651ad8">start</a>, const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &<a class="el" href="classirr_1_1core_1_1line2d.html#a339c443c3be2c006ac2f616a773f2863">end</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Constructor for line between the two points given as vectors. <a href="#a447958017eba9f8667625b82c25f344c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#af9614350cdb0527c190dcf3342ecb42e">line2d</a> (T xa, T ya, T xb, T yb)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Constructor for line between the two points. <a href="#af9614350cdb0527c190dcf3342ecb42e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a7d0f25f93572eb73734da83da8490410">line2d</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Default constructor for line going from (0,0) to (1,1). <a href="#a7d0f25f93572eb73734da83da8490410"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a6b11d575a1e248c2928ababb81638e87">operator!=</a> (const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > &other) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a51af9b8fe28dd6b86ecdec1a4bb0b33b">operator+</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a65cf466904a15dd61311c1381e05cf8a">operator+=</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#adf2a36aae4b47529e5675386dec27e2e">operator-</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a57edf657caac2f4c15ae8201fcef0e84">operator-=</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &point)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#afe1f119e95b91aafedab58c5019bdd1c">operator==</a> (const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > &other) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#af7a159fc82aff5dcab173fcd24934df1">setLine</a> (const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > &line)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set this line to new line given as parameter. <a href="#af7a159fc82aff5dcab173fcd24934df1"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a2573eb6b41d08ae4ab16be2630168d3b">setLine</a> (const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &nstart, const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > &nend)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set this line to new line going through the two points. <a href="#a2573eb6b41d08ae4ab16be2630168d3b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a65224228a0681a6be6f2576fb0093a12">setLine</a> (const T &xa, const T &ya, const T &xb, const T &yb)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set this line to new line going through the two points. <a href="#a65224228a0681a6be6f2576fb0093a12"></a><br/></td></tr>
<tr><td colspan="2"><h2>Public Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#a339c443c3be2c006ac2f616a773f2863">end</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">End point of the line. <a href="#a339c443c3be2c006ac2f616a773f2863"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="classirr_1_1core_1_1line2d.html#ae9a3be281b33b15eb7de868b51651ad8">start</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Start point of the line. <a href="#ae9a3be281b33b15eb7de868b51651ad8"></a><br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<h3>template<class T><br/>
class irr::core::line2d< T ></h3>
<p>2D line between two points with intersection methods. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00018">18</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="a7d0f25f93572eb73734da83da8490410"></a><!-- doxytag: member="irr::core::line2d::line2d" ref="a7d0f25f93572eb73734da83da8490410" args="()" -->
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<td>(</td>
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<td> ) </td>
<td><code> [inline]</code></td>
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<p>Default constructor for line going from (0,0) to (1,1). </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00022">22</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
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<a class="anchor" id="af9614350cdb0527c190dcf3342ecb42e"></a><!-- doxytag: member="irr::core::line2d::line2d" ref="af9614350cdb0527c190dcf3342ecb42e" args="(T xa, T ya, T xb, T yb)" -->
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<td>(</td>
<td class="paramtype">T </td>
<td class="paramname"> <em>xa</em>, </td>
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<td class="paramtype">T </td>
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<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
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<p>Constructor for line between the two points. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00024">24</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
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<a class="anchor" id="a447958017eba9f8667625b82c25f344c"></a><!-- doxytag: member="irr::core::line2d::line2d" ref="a447958017eba9f8667625b82c25f344c" args="(const vector2d< T > &start, const vector2d< T > &end)" -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>start</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
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<p>Constructor for line between the two points given as vectors. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00026">26</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
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<a class="anchor" id="a19338e17d69fa3062709ebd7b7f73409"></a><!-- doxytag: member="irr::core::line2d::line2d" ref="a19338e17d69fa3062709ebd7b7f73409" args="(const line2d< T > &other)" -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td>
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<td> ) </td>
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<p>Copy constructor. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00028">28</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a0f5dbd437c10e127d2797dd002ed3f98"></a><!-- doxytag: member="irr::core::line2d::getAngleWith" ref="a0f5dbd437c10e127d2797dd002ed3f98" args="(const line2d< T > &l) const " -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td>
<td class="paramname"> <em>l</em></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
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<p>Get angle between this line and given line. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>l</em> </td><td>Other line for test. </td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Angle in degrees. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00179">179</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="vector2d_8h_source.html#l00237">irr::core::vector2d< T >::getAngleWith()</a>, and <a class="el" href="line2d_8h_source.html#l00068">irr::core::line2d< T >::getVector()</a>.</p>
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<a class="anchor" id="a5566d5a92b909709cc6f3323fd6c54de"></a><!-- doxytag: member="irr::core::line2d::getClosestPoint" ref="a5566d5a92b909709cc6f3323fd6c54de" args="(const vector2d< T > &point) const " -->
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<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>point</em></td>
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<td> const<code> [inline]</code></td>
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<p>Get the closest point on this line to a point. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00211">211</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="vector2d_8h_source.html#l00124">irr::core::vector2d< T >::dotProduct()</a>, <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, <a class="el" href="vector2d_8h_source.html#l00114">irr::core::vector2d< T >::getLength()</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="ac45a081902241406c1bed4adea903688"></a><!-- doxytag: member="irr::core::line2d::getLength" ref="ac45a081902241406c1bed4adea903688" args="() const " -->
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<td class="memname"><a class="el" href="namespaceirr.html#a1325b02603ad449f92c68fc640af9b28">f64</a> <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::getLength </td>
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<p>Get length of line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>Length of the line. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00053">53</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
<p>Referenced by <a class="el" href="line2d_8h_source.html#l00170">irr::core::line2d< T >::getUnitVector()</a>.</p>
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<a class="anchor" id="abd4c50d417c8d91401ff4bc59902ab35"></a><!-- doxytag: member="irr::core::line2d::getLengthSQ" ref="abd4c50d417c8d91401ff4bc59902ab35" args="() const " -->
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<td class="memname">T <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::getLengthSQ </td>
<td>(</td>
<td class="paramname"></td>
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<td> const<code> [inline]</code></td>
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<p>Get squared length of the line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>Squared length of line. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00057">57</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a83b583161e402d93a2346a2dfbbd885c"></a><!-- doxytag: member="irr::core::line2d::getMiddle" ref="a83b583161e402d93a2346a2dfbbd885c" args="() const " -->
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<td class="memname"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a><T> <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::getMiddle </td>
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<p>Get middle of the line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>center of the line. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00061">61</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="ae9c006816863a6ec0e0eda497bc2ba96"></a><!-- doxytag: member="irr::core::line2d::getPointOrientation" ref="ae9c006816863a6ec0e0eda497bc2ba96" args="(const vector2d< T > &point) const " -->
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<td class="memname">T <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::getPointOrientation </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>point</em></td>
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<td> const<code> [inline]</code></td>
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<p>Tells us if the given point lies to the left, right, or on the line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>0 if the point is on the line <0 if to the left, or >0 if to the right. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00189">189</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>, <a class="el" href="vector2d_8h_source.html#l00313">irr::core::vector2d< T >::X</a>, and <a class="el" href="vector2d_8h_source.html#l00316">irr::core::vector2d< T >::Y</a>.</p>
<p>Referenced by <a class="el" href="line2d_8h_source.html#l00197">irr::core::line2d< T >::isPointOnLine()</a>.</p>
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<a class="anchor" id="aa504bac64b0ccd56786d6179809ecdd9"></a><!-- doxytag: member="irr::core::line2d::getUnitVector" ref="aa504bac64b0ccd56786d6179809ecdd9" args="() const " -->
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<p>Get unit vector of the line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>Unit vector of this line. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00170">170</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, <a class="el" href="line2d_8h_source.html#l00053">irr::core::line2d< T >::getLength()</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="af6df3035ac8f217f86106ea88cc2e941"></a><!-- doxytag: member="irr::core::line2d::getVector" ref="af6df3035ac8f217f86106ea88cc2e941" args="() const " -->
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<p>Get the vector of the line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>The vector of the line. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00068">68</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
<p>Referenced by <a class="el" href="line2d_8h_source.html#l00179">irr::core::line2d< T >::getAngleWith()</a>.</p>
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<a class="anchor" id="aebe0782cac7532fd786a28df089776f0"></a><!-- doxytag: member="irr::core::line2d::intersectWith" ref="aebe0782cac7532fd786a28df089776f0" args="(const line2d< T > &l, vector2d< T > &out) const " -->
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<td class="memname">bool <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::intersectWith </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td>
<td class="paramname"> <em>l</em>, </td>
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<td class="paramtype"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
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<p>Tests if this line intersects with another line. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>l,:</em> </td><td>Other line to test intersection with. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>out,:</em> </td><td>If there is an intersection, the location of the intersection will be stored in this vector. </td></tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd>True if there is an intersection, false if not. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00075">75</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, <a class="el" href="irr_math_8h_source.html#l00178">irr::core::equals()</a>, <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>, <a class="el" href="vector2d_8h_source.html#l00313">irr::core::vector2d< T >::X</a>, and <a class="el" href="vector2d_8h_source.html#l00316">irr::core::vector2d< T >::Y</a>.</p>
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<a class="anchor" id="a44e00a0ecc9604954f7b5507a3b1e067"></a><!-- doxytag: member="irr::core::line2d::isPointBetweenStartAndEnd" ref="a44e00a0ecc9604954f7b5507a3b1e067" args="(const vector2d< T > &point) const " -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>point</em></td>
<td> ) </td>
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<p>Check if the given point is between start and end of the line. </p>
<p>Assumes that the point is already somewhere on the line. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00205">205</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, <a class="el" href="vector2d_8h_source.html#l00256">irr::core::vector2d< T >::isBetweenPoints()</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="ad30c08c673c12674d29a942b657b9457"></a><!-- doxytag: member="irr::core::line2d::isPointOnLine" ref="ad30c08c673c12674d29a942b657b9457" args="(const vector2d< T > &point) const " -->
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<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>point</em></td>
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<p>Check if the given point is a member of the line. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>True if point is between start and end, else false. </dd></dl>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00197">197</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, <a class="el" href="line2d_8h_source.html#l00189">irr::core::line2d< T >::getPointOrientation()</a>, <a class="el" href="vector2d_8h_source.html#l00256">irr::core::vector2d< T >::isBetweenPoints()</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a6b11d575a1e248c2928ababb81638e87"></a><!-- doxytag: member="irr::core::line2d::operator!=" ref="a6b11d575a1e248c2928ababb81638e87" args="(const line2d< T > &other) const " -->
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<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td>
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<p>Definition at line <a class="el" href="line2d_8h_source.html#l00040">40</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a51af9b8fe28dd6b86ecdec1a4bb0b33b"></a><!-- doxytag: member="irr::core::line2d::operator+" ref="a51af9b8fe28dd6b86ecdec1a4bb0b33b" args="(const vector2d< T > &point) const " -->
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<td> ) </td>
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<p>Definition at line <a class="el" href="line2d_8h_source.html#l00032">32</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a65cf466904a15dd61311c1381e05cf8a"></a><!-- doxytag: member="irr::core::line2d::operator+=" ref="a65cf466904a15dd61311c1381e05cf8a" args="(const vector2d< T > &point)" -->
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<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
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<p>Definition at line <a class="el" href="line2d_8h_source.html#l00033">33</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="adf2a36aae4b47529e5675386dec27e2e"></a><!-- doxytag: member="irr::core::line2d::operator-" ref="adf2a36aae4b47529e5675386dec27e2e" args="(const vector2d< T > &point) const " -->
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<td class="memname"><a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a><T> <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::operator- </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>point</em></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
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<p>Definition at line <a class="el" href="line2d_8h_source.html#l00035">35</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a57edf657caac2f4c15ae8201fcef0e84"></a><!-- doxytag: member="irr::core::line2d::operator-=" ref="a57edf657caac2f4c15ae8201fcef0e84" args="(const vector2d< T > &point)" -->
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<td class="memname"><a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a><T>& <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::operator-= </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>point</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
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<p>Definition at line <a class="el" href="line2d_8h_source.html#l00036">36</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="afe1f119e95b91aafedab58c5019bdd1c"></a><!-- doxytag: member="irr::core::line2d::operator==" ref="afe1f119e95b91aafedab58c5019bdd1c" args="(const line2d< T > &other) const " -->
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<td class="memname">bool <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::operator== </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td>
<td class="paramname"> <em>other</em></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
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<p>Definition at line <a class="el" href="line2d_8h_source.html#l00038">38</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="af7a159fc82aff5dcab173fcd24934df1"></a><!-- doxytag: member="irr::core::line2d::setLine" ref="af7a159fc82aff5dcab173fcd24934df1" args="(const line2d< T > &line)" -->
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<td class="memname">void <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::setLine </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1line2d.html">line2d</a>< T > & </td>
<td class="paramname"> <em>line</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
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<p>Set this line to new line given as parameter. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00049">49</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a2573eb6b41d08ae4ab16be2630168d3b"></a><!-- doxytag: member="irr::core::line2d::setLine" ref="a2573eb6b41d08ae4ab16be2630168d3b" args="(const vector2d< T > &nstart, const vector2d< T > &nend)" -->
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<td class="memname">void <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::setLine </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>nstart</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a>< T > & </td>
<td class="paramname"> <em>nend</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
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<p>Set this line to new line going through the two points. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00047">47</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<a class="anchor" id="a65224228a0681a6be6f2576fb0093a12"></a><!-- doxytag: member="irr::core::line2d::setLine" ref="a65224228a0681a6be6f2576fb0093a12" args="(const T &xa, const T &ya, const T &xb, const T &yb)" -->
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<td class="memname">void <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::setLine </td>
<td>(</td>
<td class="paramtype">const T & </td>
<td class="paramname"> <em>xa</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const T & </td>
<td class="paramname"> <em>ya</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const T & </td>
<td class="paramname"> <em>xb</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const T & </td>
<td class="paramname"> <em>yb</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
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<p>Set this line to new line going through the two points. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00045">45</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>References <a class="el" href="line2d_8h_source.html#l00229">irr::core::line2d< T >::end</a>, and <a class="el" href="line2d_8h_source.html#l00227">irr::core::line2d< T >::start</a>.</p>
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<hr/><h2>Member Data Documentation</h2>
<a class="anchor" id="a339c443c3be2c006ac2f616a773f2863"></a><!-- doxytag: member="irr::core::line2d::end" ref="a339c443c3be2c006ac2f616a773f2863" args="" -->
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<td class="memname"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a><T> <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::<a class="el" href="classirr_1_1core_1_1line2d.html#a339c443c3be2c006ac2f616a773f2863">end</a></td>
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<p>End point of the line. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00229">229</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>Referenced by <a class="el" href="line2d_8h_source.html#l00211">irr::core::line2d< T >::getClosestPoint()</a>, <a class="el" href="line2d_8h_source.html#l00053">irr::core::line2d< T >::getLength()</a>, <a class="el" href="line2d_8h_source.html#l00057">irr::core::line2d< T >::getLengthSQ()</a>, <a class="el" href="line2d_8h_source.html#l00061">irr::core::line2d< T >::getMiddle()</a>, <a class="el" href="line2d_8h_source.html#l00189">irr::core::line2d< T >::getPointOrientation()</a>, <a class="el" href="line2d_8h_source.html#l00170">irr::core::line2d< T >::getUnitVector()</a>, <a class="el" href="line2d_8h_source.html#l00068">irr::core::line2d< T >::getVector()</a>, <a class="el" href="line2d_8h_source.html#l00075">irr::core::line2d< T >::intersectWith()</a>, <a class="el" href="line2d_8h_source.html#l00205">irr::core::line2d< T >::isPointBetweenStartAndEnd()</a>, <a class="el" href="line2d_8h_source.html#l00197">irr::core::line2d< T >::isPointOnLine()</a>, <a class="el" href="line2d_8h_source.html#l00040">irr::core::line2d< T >::operator!=()</a>, <a class="el" href="line2d_8h_source.html#l00032">irr::core::line2d< T >::operator+()</a>, <a class="el" href="line2d_8h_source.html#l00033">irr::core::line2d< T >::operator+=()</a>, <a class="el" href="line2d_8h_source.html#l00035">irr::core::line2d< T >::operator-()</a>, <a class="el" href="line2d_8h_source.html#l00036">irr::core::line2d< T >::operator-=()</a>, <a class="el" href="line2d_8h_source.html#l00038">irr::core::line2d< T >::operator==()</a>, and <a class="el" href="line2d_8h_source.html#l00045">irr::core::line2d< T >::setLine()</a>.</p>
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<a class="anchor" id="ae9a3be281b33b15eb7de868b51651ad8"></a><!-- doxytag: member="irr::core::line2d::start" ref="ae9a3be281b33b15eb7de868b51651ad8" args="" -->
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<td class="memname"><a class="el" href="classirr_1_1core_1_1vector2d.html">vector2d</a><T> <a class="el" href="classirr_1_1core_1_1line2d.html">irr::core::line2d</a>< T >::<a class="el" href="classirr_1_1core_1_1line2d.html#ae9a3be281b33b15eb7de868b51651ad8">start</a></td>
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<p>Start point of the line. </p>
<p>Definition at line <a class="el" href="line2d_8h_source.html#l00227">227</a> of file <a class="el" href="line2d_8h_source.html">line2d.h</a>.</p>
<p>Referenced by <a class="el" href="line2d_8h_source.html#l00211">irr::core::line2d< T >::getClosestPoint()</a>, <a class="el" href="line2d_8h_source.html#l00053">irr::core::line2d< T >::getLength()</a>, <a class="el" href="line2d_8h_source.html#l00057">irr::core::line2d< T >::getLengthSQ()</a>, <a class="el" href="line2d_8h_source.html#l00061">irr::core::line2d< T >::getMiddle()</a>, <a class="el" href="line2d_8h_source.html#l00189">irr::core::line2d< T >::getPointOrientation()</a>, <a class="el" href="line2d_8h_source.html#l00170">irr::core::line2d< T >::getUnitVector()</a>, <a class="el" href="line2d_8h_source.html#l00068">irr::core::line2d< T >::getVector()</a>, <a class="el" href="line2d_8h_source.html#l00075">irr::core::line2d< T >::intersectWith()</a>, <a class="el" href="line2d_8h_source.html#l00205">irr::core::line2d< T >::isPointBetweenStartAndEnd()</a>, <a class="el" href="line2d_8h_source.html#l00197">irr::core::line2d< T >::isPointOnLine()</a>, <a class="el" href="line2d_8h_source.html#l00040">irr::core::line2d< T >::operator!=()</a>, <a class="el" href="line2d_8h_source.html#l00032">irr::core::line2d< T >::operator+()</a>, <a class="el" href="line2d_8h_source.html#l00033">irr::core::line2d< T >::operator+=()</a>, <a class="el" href="line2d_8h_source.html#l00035">irr::core::line2d< T >::operator-()</a>, <a class="el" href="line2d_8h_source.html#l00036">irr::core::line2d< T >::operator-=()</a>, <a class="el" href="line2d_8h_source.html#l00038">irr::core::line2d< T >::operator==()</a>, and <a class="el" href="line2d_8h_source.html#l00045">irr::core::line2d< T >::setLine()</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="line2d_8h_source.html">line2d.h</a></li>
</ul>
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