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+<a href="#define-members">Macros</a> &#124;
+<a href="#func-members">Functions</a> </div>
+ <div class="headertitle">
+<div class="title">Geometry.cpp File Reference</div> </div>
+</div><!--header-->
+<div class="contents">
+<div class="textblock"><code>#include &quot;<a class="el" href="_mem_debug_8h_source.html">MemDebug.h</a>&quot;</code><br/>
+<code>#include &quot;<a class="el" href="_geometry_8h_source.html">Geometry.h</a>&quot;</code><br/>
+</div>
+<p><a href="_geometry_8cpp_source.html">Go to the source code of this file.</a></p>
+<table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2><a name="define-members"></a>
+Macros</h2></td></tr>
+<tr class="memitem:a91433603e317e9be7f539f9757940313"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a91433603e317e9be7f539f9757940313">DONT_INTERSECT</a>&#160;&#160;&#160;0</td></tr>
+<tr class="memitem:ac8ac7f0cba50c80aac521f0ac022e25d"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#ac8ac7f0cba50c80aac521f0ac022e25d">DO_INTERSECT</a>&#160;&#160;&#160;1</td></tr>
+<tr class="memitem:a105caa178db222564f6fab1433ae289b"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a105caa178db222564f6fab1433ae289b">COLLINEAR</a>&#160;&#160;&#160;2</td></tr>
+</table><table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2><a name="func-members"></a>
+Functions</h2></td></tr>
+<tr class="memitem:ad3944c476d46188249376f290a934d21"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#ad3944c476d46188249376f290a934d21">ClosestApproachTime</a> (const <a class="el" href="struct_point.html">Point</a> &amp;loc1, const <a class="el" href="struct_point.html">Point</a> &amp;vel1, const <a class="el" href="struct_point.html">Point</a> &amp;loc2, const <a class="el" href="struct_point.html">Point</a> &amp;vel2)</td></tr>
+<tr class="memitem:ab39783d01e187be03014895f5e7e118d"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#ab39783d01e187be03014895f5e7e118d">ClosestApproachTime</a> (const <a class="el" href="struct_vec3.html">Vec3</a> &amp;loc1, const <a class="el" href="struct_vec3.html">Vec3</a> &amp;vel1, const <a class="el" href="struct_vec3.html">Vec3</a> &amp;loc2, const <a class="el" href="struct_vec3.html">Vec3</a> &amp;vel2)</td></tr>
+<tr class="memitem:a34f65e1b830f57439fc987107c8c3040"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a34f65e1b830f57439fc987107c8c3040">swap_elem</a> (double &amp;a, double &amp;b)</td></tr>
+<tr class="memitem:a2364ce0deea8d89dc9bf5688e092daf4"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a2364ce0deea8d89dc9bf5688e092daf4">sign</a> (double d)</td></tr>
+<tr class="memitem:af507df72c2927886430fa6c25be87b82"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#af507df72c2927886430fa6c25be87b82">DotProduct</a> (const <a class="el" href="struct_point.html">Point</a> &amp;a, const <a class="el" href="struct_point.html">Point</a> &amp;b)</td></tr>
+<tr class="memitem:a7b32f095e9c893be8afb27d1310bfa1f"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a7b32f095e9c893be8afb27d1310bfa1f">CrossProduct</a> (const <a class="el" href="struct_point.html">Point</a> &amp;a, const <a class="el" href="struct_point.html">Point</a> &amp;b, <a class="el" href="struct_point.html">Point</a> &amp;out)</td></tr>
+<tr class="memitem:aca1d3b40ee7c81df67a92b3fd102148c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#aca1d3b40ee7c81df67a92b3fd102148c">MConcat</a> (double in1[3][3], double in2[3][3], double out[3][3])</td></tr>
+<tr class="memitem:a1090fdf1744085b0ccd462602b6d5d81"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a1090fdf1744085b0ccd462602b6d5d81">SAME_SIGNS</a> (double a, double b)</td></tr>
+<tr class="memitem:a37f9f7b1d82170ce5136881a54b7d7d6"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_geometry_8cpp.html#a37f9f7b1d82170ce5136881a54b7d7d6">lines_intersect</a> (double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4, double &amp;ix, double &amp;iy)</td></tr>
+</table>
+<hr/><h2>Macro Definition Documentation</h2>
+<a class="anchor" id="a105caa178db222564f6fab1433ae289b"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">#define COLLINEAR&#160;&#160;&#160;2</td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00622">622</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="ac8ac7f0cba50c80aac521f0ac022e25d"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">#define DO_INTERSECT&#160;&#160;&#160;1</td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00621">621</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="a91433603e317e9be7f539f9757940313"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">#define DONT_INTERSECT&#160;&#160;&#160;0</td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00620">620</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<hr/><h2>Function Documentation</h2>
+<a class="anchor" id="ad3944c476d46188249376f290a934d21"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">double ClosestApproachTime </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>loc1</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>vel1</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>loc2</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>vel2</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00101">101</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="ab39783d01e187be03014895f5e7e118d"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">double ClosestApproachTime </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="struct_vec3.html">Vec3</a> &amp;&#160;</td>
+ <td class="paramname"><em>loc1</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_vec3.html">Vec3</a> &amp;&#160;</td>
+ <td class="paramname"><em>vel1</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_vec3.html">Vec3</a> &amp;&#160;</td>
+ <td class="paramname"><em>loc2</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_vec3.html">Vec3</a> &amp;&#160;</td>
+ <td class="paramname"><em>vel2</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00166">166</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="a7b32f095e9c893be8afb27d1310bfa1f"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">void CrossProduct </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>b</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype"><a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>out</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00557">557</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="af507df72c2927886430fa6c25be87b82"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">double DotProduct </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="struct_point.html">Point</a> &amp;&#160;</td>
+ <td class="paramname"><em>b</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00549">549</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="a37f9f7b1d82170ce5136881a54b7d7d6"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">int lines_intersect </td>
+ <td>(</td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>x1</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>y1</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>x2</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>y2</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>x3</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>y3</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>x4</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>y4</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double &amp;&#160;</td>
+ <td class="paramname"><em>ix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double &amp;&#160;</td>
+ <td class="paramname"><em>iy</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00630">630</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="aca1d3b40ee7c81df67a92b3fd102148c"></a>
+<div class="memitem">
+<div class="memproto">
+ <table class="memname">
+ <tr>
+ <td class="memname">void MConcat </td>
+ <td>(</td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>in1</em>[3][3], </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>in2</em>[3][3], </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>out</em>[3][3]&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00567">567</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="a1090fdf1744085b0ccd462602b6d5d81"></a>
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">int SAME_SIGNS </td>
+ <td>(</td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>b</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">inline</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00624">624</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="a2364ce0deea8d89dc9bf5688e092daf4"></a>
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">int sign </td>
+ <td>(</td>
+ <td class="paramtype">double&#160;</td>
+ <td class="paramname"><em>d</em></td><td>)</td>
+ <td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">inline</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00390">390</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+<a class="anchor" id="a34f65e1b830f57439fc987107c8c3040"></a>
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">void swap_elem </td>
+ <td>(</td>
+ <td class="paramtype">double &amp;&#160;</td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">double &amp;&#160;</td>
+ <td class="paramname"><em>b</em>&#160;</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">inline</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Definition at line <a class="el" href="_geometry_8cpp_source.html#l00264">264</a> of file <a class="el" href="_geometry_8cpp_source.html">Geometry.cpp</a>.</p>
+
+</div>
+</div>
+</div><!-- contents -->
+</div><!-- doc-content -->
+<!-- start footer part -->
+<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
+ <ul>
+ <li class="navelem"><a class="el" href="dir_d6625d0f3efd9eb70ff961583505095b.html">nGenEx</a></li><li class="navelem"><a class="el" href="_geometry_8cpp.html">Geometry.cpp</a></li>
+ <li class="footer">Generated on Thu May 31 2012 16:31:26 for Starshatter_Open by
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