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<div class="headertitle"><div class="title">Mesh_3/mesh_implicit_domains.cpp</div></div>
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<div class="contents">
<div class="fragment"><div class="line"><span class="preprocessor">#include <CGAL/Exact_predicates_inexact_constructions_kernel.h></span></div>
<div class="line"> </div>
<div class="line"><span class="preprocessor">#include <CGAL/Mesh_triangulation_3.h></span></div>
<div class="line"><span class="preprocessor">#include <CGAL/Mesh_complex_3_in_triangulation_3.h></span></div>
<div class="line"><span class="preprocessor">#include <CGAL/Mesh_criteria_3.h></span></div>
<div class="line"> </div>
<div class="line"><span class="preprocessor">#include <CGAL/Implicit_to_labeling_function_wrapper.h></span></div>
<div class="line"><span class="preprocessor">#include <CGAL/Labeled_mesh_domain_3.h></span></div>
<div class="line"><span class="preprocessor">#include <CGAL/make_mesh_3.h></span></div>
<div class="line"><span class="preprocessor">#include "implicit_functions.h"</span></div>
<div class="line"> </div>
<div class="line"><span class="comment">// IO</span></div>
<div class="line"><span class="preprocessor">#include <CGAL/IO/File_medit.h></span></div>
<div class="line"> </div>
<div class="line"><span class="keyword">namespace </span>params = <a class="code hl_namespaceRef" href="../STL_Extension/namespaceCGAL_1_1parameters.html">CGAL::parameters</a>;</div>
<div class="line"> </div>
<div class="line"><span class="preprocessor">#ifdef CGAL_CONCURRENT_MESH_3</span></div>
<div class="line"><span class="keyword">typedef</span> <a id="_a0" name="_a0"></a><a class="code hl_structRef" href="../STL_Extension/structCGAL_1_1Parallel__tag.html">CGAL::Parallel_tag</a> Concurrency_tag;</div>
<div class="line"><span class="preprocessor">#else</span></div>
<div class="line"><span class="keyword">typedef</span> <a id="_a1" name="_a1"></a><a class="code hl_structRef" href="../STL_Extension/structCGAL_1_1Sequential__tag.html">CGAL::Sequential_tag</a> Concurrency_tag;</div>
<div class="line"><span class="preprocessor">#endif</span></div>
<div class="line"> </div>
<div class="line"><span class="comment">// Domain</span></div>
<div class="line"><span class="keyword">typedef</span> <a id="_a2" name="_a2"></a><a class="code hl_classRef" href="../Kernel_23/classCGAL_1_1Exact__predicates__inexact__constructions__kernel.html">CGAL::Exact_predicates_inexact_constructions_kernel</a> K;</div>
<div class="line"><span class="keyword">typedef</span> FT_to_point_function_wrapper<double, K::Point_3> Function;</div>
<div class="line"><span class="keyword">typedef</span> <a id="_a3" name="_a3"></a><a class="code hl_class" href="classCGAL_1_1Implicit__multi__domain__to__labeling__function__wrapper.html">CGAL::Implicit_multi_domain_to_labeling_function_wrapper<Function></a></div>
<div class="line"> Function_wrapper;</div>
<div class="line"><span class="keyword">typedef</span> Function_wrapper::Function_vector Function_vector;</div>
<div class="line"><span class="keyword">typedef</span> <a id="_a4" name="_a4"></a><a class="code hl_class" href="classCGAL_1_1Labeled__mesh__domain__3.html">CGAL::Labeled_mesh_domain_3<K></a> Mesh_domain;</div>
<div class="line"> </div>
<div class="line"><span class="comment">// Triangulation</span></div>
<div class="line"><span class="keyword">typedef</span> <a id="_a5" name="_a5"></a><a class="code hl_classRef" href="../Manual/classunspecified__type.html">CGAL::Mesh_triangulation_3<Mesh_domain,CGAL::Default,Concurrency_tag>::type</a> Tr;</div>
<div class="line"><span class="keyword">typedef</span> <a id="_a6" name="_a6"></a><a class="code hl_classRef" href="../SMDS_3/classCGAL_1_1Mesh__complex__3__in__triangulation__3.html">CGAL::Mesh_complex_3_in_triangulation_3<Tr></a> C3t3;</div>
<div class="line"> </div>
<div class="line"><span class="comment">// Mesh Criteria</span></div>
<div class="line"><span class="keyword">typedef</span> <a id="_a7" name="_a7"></a><a class="code hl_class" href="classCGAL_1_1Mesh__criteria__3.html">CGAL::Mesh_criteria_3<Tr></a> Mesh_criteria;</div>
<div class="line"><span class="keyword">typedef</span> Mesh_criteria::Facet_criteria Facet_criteria;</div>
<div class="line"><span class="keyword">typedef</span> Mesh_criteria::Cell_criteria Cell_criteria;</div>
<div class="line"> </div>
<div class="line"> </div>
<div class="line"><span class="keywordtype">int</span> main()</div>
<div class="line">{</div>
<div class="line"> <span class="comment">// Define functions</span></div>
<div class="line"> Function f1(&torus_function);</div>
<div class="line"> Function f2(&sphere_function<3>);</div>
<div class="line"> </div>
<div class="line"> Function_vector v;</div>
<div class="line"> v.push_back(f1);</div>
<div class="line"> v.push_back(f2);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Domain (Warning: Sphere_3 constructor uses square radius !)</span></div>
<div class="line"> Mesh_domain domain(Function_wrapper(v), K::Sphere_3(<a id="a8" name="a8"></a><a class="code hl_variableRef" href="../Kernel_23/group__kernel__enums.html#ga9d272a8e3a8080b851741b6d3a44afdc">CGAL::ORIGIN</a>, <a id="a9" name="a9"></a><a class="code hl_functionRef" href="../Algebraic_foundations/group__PkgAlgebraicFoundationsRef.html#ga07001b5ddc5c43096c811c91a306be9a">CGAL::square</a>(K::FT(5))),</div>
<div class="line"> params::relative_error_bound(1e-6));</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Set mesh criteria</span></div>
<div class="line"> Facet_criteria facet_criteria(30, 0.2, 0.02); <span class="comment">// angle, size, approximation</span></div>
<div class="line"> Cell_criteria cell_criteria(2., 0.4); <span class="comment">// radius-edge ratio, size</span></div>
<div class="line"> Mesh_criteria criteria(facet_criteria, cell_criteria);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Mesh generation</span></div>
<div class="line"> C3t3 c3t3 = CGAL::make_mesh_3<C3t3>(domain, criteria, params::no_exude().no_perturb());</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Perturbation (maximum cpu time: 10s, targeted dihedral angle: default)</span></div>
<div class="line"> <a id="a10" name="a10"></a><a class="code hl_function" href="group__PkgMesh3Functions.html#ga04b81c22e2273645cc3c62a21c4a4636">CGAL::perturb_mesh_3</a>(c3t3, domain, params::time_limit(10));</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Exudation</span></div>
<div class="line"> <a id="a11" name="a11"></a><a class="code hl_function" href="group__PkgMesh3Functions.html#gab295d7888d08a4679b79d9349cf5b16d">CGAL::exude_mesh_3</a>(c3t3, params::time_limit(12));</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Output</span></div>
<div class="line"> std::ofstream medit_file(<span class="stringliteral">"out.mesh"</span>);</div>
<div class="line"> <a id="a12" name="a12"></a><a class="code hl_functionRef" href="../SMDS_3/group__PkgSMDS3IOFunctions.html#ga9e9fc0fac6919241501c228e438fa2b2">CGAL::IO::write_MEDIT</a>(medit_file, c3t3);</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__inexact__constructions__kernel_html"><div class="ttname"><a href="../Kernel_23/classCGAL_1_1Exact__predicates__inexact__constructions__kernel.html">CGAL::Exact_predicates_inexact_constructions_kernel</a></div></div>
<div class="ttc" id="aclassCGAL_1_1Implicit__multi__domain__to__labeling__function__wrapper_html"><div class="ttname"><a href="classCGAL_1_1Implicit__multi__domain__to__labeling__function__wrapper.html">CGAL::Implicit_multi_domain_to_labeling_function_wrapper</a></div><div class="ttdoc">The class Implicit_multi_domain_to_labeling_function_wrapper is a helping class to get a function wit...</div><div class="ttdef"><b>Definition:</b> Implicit_to_labeling_function_wrapper.h:169</div></div>
<div class="ttc" id="aclassCGAL_1_1Labeled__mesh__domain__3_html"><div class="ttname"><a href="classCGAL_1_1Labeled__mesh__domain__3.html">CGAL::Labeled_mesh_domain_3</a></div><div class="ttdoc">The class Labeled_mesh_domain_3 implements indexed domains.</div><div class="ttdef"><b>Definition:</b> Labeled_mesh_domain_3.h:359</div></div>
<div class="ttc" id="aclassCGAL_1_1Mesh__complex__3__in__triangulation__3_html"><div class="ttname"><a href="../SMDS_3/classCGAL_1_1Mesh__complex__3__in__triangulation__3.html">CGAL::Mesh_complex_3_in_triangulation_3</a></div></div>
<div class="ttc" id="aclassCGAL_1_1Mesh__criteria__3_html"><div class="ttname"><a href="classCGAL_1_1Mesh__criteria__3.html">CGAL::Mesh_criteria_3</a></div><div class="ttdoc">The class gathers the refinement criteria for mesh tetrahedra and surface facets where surface facets...</div><div class="ttdef"><b>Definition:</b> Mesh_criteria_3.h:186</div></div>
<div class="ttc" id="aclassunspecified__type_html"><div class="ttname"><a href="../Manual/classunspecified__type.html">unspecified_type</a></div></div>
<div class="ttc" id="agroup__PkgAlgebraicFoundationsRef_html_ga07001b5ddc5c43096c811c91a306be9a"><div class="ttname"><a href="../Algebraic_foundations/group__PkgAlgebraicFoundationsRef.html#ga07001b5ddc5c43096c811c91a306be9a">CGAL::square</a></div><div class="ttdeci">NT square(const NT &x)</div></div>
<div class="ttc" id="agroup__PkgMesh3Functions_html_ga04b81c22e2273645cc3c62a21c4a4636"><div class="ttname"><a href="group__PkgMesh3Functions.html#ga04b81c22e2273645cc3c62a21c4a4636">CGAL::perturb_mesh_3</a></div><div class="ttdeci">Mesh_optimization_return_code perturb_mesh_3(C3T3 &c3t3, const MeshDomain &domain, const NamedParameters &np=parameters::default_values())</div><div class="ttdoc">The function perturb_mesh_3() is a mesh optimizer that improves the quality of a Delaunay mesh by cha...</div><div class="ttdef"><b>Definition:</b> perturb_mesh_3.h:105</div></div>
<div class="ttc" id="agroup__PkgMesh3Functions_html_gab295d7888d08a4679b79d9349cf5b16d"><div class="ttname"><a href="group__PkgMesh3Functions.html#gab295d7888d08a4679b79d9349cf5b16d">CGAL::exude_mesh_3</a></div><div class="ttdeci">Mesh_optimization_return_code exude_mesh_3(C3T3 &c3t3, const NamedParameters &np=parameters::default_values())</div><div class="ttdoc">The function exude_mesh_3() performs a sliver exudation process on a Delaunay mesh.</div><div class="ttdef"><b>Definition:</b> exude_mesh_3.h:95</div></div>
<div class="ttc" id="agroup__PkgSMDS3IOFunctions_html_ga9e9fc0fac6919241501c228e438fa2b2"><div class="ttname"><a href="../SMDS_3/group__PkgSMDS3IOFunctions.html#ga9e9fc0fac6919241501c228e438fa2b2">CGAL::IO::write_MEDIT</a></div><div class="ttdeci">void write_MEDIT(std::ostream &os, const T3 &t3, const NamedParameters &np=parameters::default_values())</div></div>
<div class="ttc" id="agroup__kernel__enums_html_ga9d272a8e3a8080b851741b6d3a44afdc"><div class="ttname"><a href="../Kernel_23/group__kernel__enums.html#ga9d272a8e3a8080b851741b6d3a44afdc">CGAL::ORIGIN</a></div><div class="ttdeci">const CGAL::Origin ORIGIN</div></div>
<div class="ttc" id="anamespaceCGAL_1_1parameters_html"><div class="ttname"><a href="../STL_Extension/namespaceCGAL_1_1parameters.html">CGAL::parameters</a></div></div>
<div class="ttc" id="astructCGAL_1_1Parallel__tag_html"><div class="ttname"><a href="../STL_Extension/structCGAL_1_1Parallel__tag.html">CGAL::Parallel_tag</a></div></div>
<div class="ttc" id="astructCGAL_1_1Sequential__tag_html"><div class="ttname"><a href="../STL_Extension/structCGAL_1_1Sequential__tag.html">CGAL::Sequential_tag</a></div></div>
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