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<div class="headertitle"><div class="title">Kernel_23/exact.cpp</div></div>
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<div class="fragment"><div class="line"><span class="preprocessor">#include <iostream></span></div>
<div class="line"><span class="preprocessor">#include <CGAL/Exact_predicates_exact_constructions_kernel.h></span></div>
<div class="line"><span class="preprocessor">#include <sstream></span></div>
<div class="line"> </div>
<div class="line"><span class="keyword">typedef</span> <a id="_a0" name="_a0"></a><a class="code hl_class" href="classCGAL_1_1Exact__predicates__exact__constructions__kernel.html">CGAL::Exact_predicates_exact_constructions_kernel</a> <a class="code hl_namespace" href="namespaceKernel.html">Kernel</a>;</div>
<div class="line"><span class="keyword">typedef</span> <a id="_a1" name="_a1"></a><a class="code hl_class" href="classKernel_1_1Point__2.html">Kernel::Point_2</a> Point_2;</div>
<div class="line"> </div>
<div class="line"><span class="keywordtype">int</span> main()</div>
<div class="line">{</div>
<div class="line"> Point_2 p(0, 0.3), q, r(2, 0.9);</div>
<div class="line"> {</div>
<div class="line"> q = Point_2(1, 0.6);</div>
<div class="line"> std::cout << (<a id="a2" name="a2"></a><a class="code hl_function" href="group__collinear__grp.html#gadaa777c7b2f72b4321fe1ac3893efc3b">CGAL::collinear</a>(p,q,r) ? <span class="stringliteral">"collinear\n"</span> : <span class="stringliteral">"not collinear\n"</span>);</div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> {</div>
<div class="line"> std::istringstream input(<span class="stringliteral">"0 0.3 1 0.6 2 0.9"</span>);</div>
<div class="line"> input >> p >> q >> r;</div>
<div class="line"> std::cout << (<a class="code hl_function" href="group__collinear__grp.html#gadaa777c7b2f72b4321fe1ac3893efc3b">CGAL::collinear</a>(p,q,r) ? <span class="stringliteral">"collinear\n"</span> : <span class="stringliteral">"not collinear\n"</span>);</div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> {</div>
<div class="line"> q = <a id="a3" name="a3"></a><a class="code hl_functionRef" href="../Kernel_d/group__PkgKernelDFunctions.html#gafd02e2d418136c4b1344da05ee625292">CGAL::midpoint</a>(p,r);</div>
<div class="line"> std::cout << (<a class="code hl_function" href="group__collinear__grp.html#gadaa777c7b2f72b4321fe1ac3893efc3b">CGAL::collinear</a>(p,q,r) ? <span class="stringliteral">"collinear\n"</span> : <span class="stringliteral">"not collinear\n"</span>);</div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> <span class="keywordflow">return</span> 0;</div>
<div class="line">}</div>
<div class="ttc" id="aclassCGAL_1_1Exact__predicates__exact__constructions__kernel_html"><div class="ttname"><a href="classCGAL_1_1Exact__predicates__exact__constructions__kernel.html">CGAL::Exact_predicates_exact_constructions_kernel</a></div><div class="ttdoc">A typedef to a kernel which has the following properties:</div><div class="ttdef"><b>Definition:</b> Exact_predicates_exact_constructions_kernel.h:27</div></div>
<div class="ttc" id="aclassKernel_1_1Point__2_html"><div class="ttname"><a href="classKernel_1_1Point__2.html">Kernel::Point_2</a></div><div class="ttdoc">A type representing points in two dimensions.</div><div class="ttdef"><b>Definition:</b> GeomObjects.h:414</div></div>
<div class="ttc" id="agroup__PkgKernelDFunctions_html_gafd02e2d418136c4b1344da05ee625292"><div class="ttname"><a href="../Kernel_d/group__PkgKernelDFunctions.html#gafd02e2d418136c4b1344da05ee625292">CGAL::midpoint</a></div><div class="ttdeci">Point_d< R > midpoint(const Point_d< R > &p, const Point_d< R > &q)</div></div>
<div class="ttc" id="agroup__collinear__grp_html_gadaa777c7b2f72b4321fe1ac3893efc3b"><div class="ttname"><a href="group__collinear__grp.html#gadaa777c7b2f72b4321fe1ac3893efc3b">CGAL::collinear</a></div><div class="ttdeci">bool collinear(const CGAL::Point_2< Kernel > &p, const CGAL::Point_2< Kernel > &q, const CGAL::Point_2< Kernel > &r)</div><div class="ttdoc">returns true, iff p, q, and r are collinear.</div></div>
<div class="ttc" id="anamespaceKernel_html"><div class="ttname"><a href="namespaceKernel.html">Kernel</a></div><div class="ttdef"><b>Definition:</b> FunctionObjectConcepts.h:2</div></div>
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