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<div class="title">cpRobust.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#include "chipmunk/cpVect.h"</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// This is a private header for functions (currently just one) that need strict floating point results.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// It was easier to put this in it's own file than to fiddle with 4 different compiler specific pragmas or attributes.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// "Fast math" should be disabled here.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Check that the signed area of the triangle a, b, c is positive.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Compiler optimizations for associativity break certain edge cases (ex: when a or b equals c) that lead to excessive EPA iteration.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <a class="code" href="group__basic_types.html#gabc5e752c48f3449ca26ef413ecbd647e" title="Chipmunk's boolean type.">cpBool</a> cpCheckSignedArea(<span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> a, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> b, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> c);</div>
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