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<p><code>#include &lt;<a class="el" href="opennurbs__mesh_8h_source.html">opennurbs_mesh.h</a>&gt;</code></p>
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Public Member Functions</h2></td></tr>
<tr class="memitem:af3a3aed5ec39be7236bb72150ca0250f"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#af3a3aed5ec39be7236bb72150ca0250f">ON_MeshNgonIterator</a> ()=default</td></tr>
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<tr class="memitem:a3c37b42747df2c824345eb8eafcb5722"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a3c37b42747df2c824345eb8eafcb5722">ON_MeshNgonIterator</a> (const <a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a> &amp;src)</td></tr>
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<tr class="memitem:ae90f0d59da48f2d19ea8898d49828fa5"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#ae90f0d59da48f2d19ea8898d49828fa5">ON_MeshNgonIterator</a> (const class <a class="el" href="class_o_n___mesh.html">ON_Mesh</a> *mesh)</td></tr>
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<tr class="memitem:ad9fd1915849b6339bfd8f593e7e0446d"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#ad9fd1915849b6339bfd8f593e7e0446d">~ON_MeshNgonIterator</a> ()=default</td></tr>
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<tr class="memitem:a22ce25cd3678a694db7dbaaeab2a7e6b"><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a22ce25cd3678a694db7dbaaeab2a7e6b">Count</a> () const</td></tr>
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<tr class="memitem:a6a5db78c30ef464bc4921166e36e8515"><td class="memItemLeft" align="right" valign="top">const class <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a6a5db78c30ef464bc4921166e36e8515">CurrentNgon</a> ()</td></tr>
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<tr class="memitem:a5f7550d368dfc367603a38dfdd97ab01"><td class="memItemLeft" align="right" valign="top">ON_COMPONENT_INDEX&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a5f7550d368dfc367603a38dfdd97ab01">CurrentNgonComponentIndex</a> () const</td></tr>
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<tr class="memitem:a4ef822977ef579e7c02768f6a85c940f"><td class="memItemLeft" align="right" valign="top">const class <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a4ef822977ef579e7c02768f6a85c940f">FirstNgon</a> ()</td></tr>
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<tr class="memitem:ae161c7f254b5488bce8e48635ec894b9"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_o_n___mesh.html">ON_Mesh</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#ae161c7f254b5488bce8e48635ec894b9">Mesh</a> () const</td></tr>
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<tr class="memitem:a6523d170659badf98a903cb2a8cf4e30"><td class="memItemLeft" align="right" valign="top">const class <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a6523d170659badf98a903cb2a8cf4e30">NextNgon</a> ()</td></tr>
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<tr class="memitem:add8593b426e62c3f667505ae28b397f2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#add8593b426e62c3f667505ae28b397f2">operator=</a> (const <a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a> &amp;src)</td></tr>
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<tr class="memitem:a40a6ee467ba1fabc1981cc1759073b95"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a40a6ee467ba1fabc1981cc1759073b95">Reset</a> ()</td></tr>
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<tr class="memitem:af5de82011d96716073e682da6ab63e44"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#af5de82011d96716073e682da6ab63e44">SetMesh</a> (const class <a class="el" href="class_o_n___mesh.html">ON_Mesh</a> *mesh, const unsigned int *meshfdex_to_meshngondex_map)</td></tr>
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Static Public Attributes</h2></td></tr>
<tr class="memitem:a61979a27d44f43b483dea41671d6f84b"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___mesh_ngon_iterator.html#a61979a27d44f43b483dea41671d6f84b">EmptyMeshNgonIterator</a></td></tr>
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<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#af3a3aed5ec39be7236bb72150ca0250f">&#9670;&nbsp;</a></span>ON_MeshNgonIterator() <span class="overload">[1/3]</span></h2>
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<td class="memname">ON_MeshNgonIterator::ON_MeshNgonIterator </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad9fd1915849b6339bfd8f593e7e0446d">&#9670;&nbsp;</a></span>~ON_MeshNgonIterator()</h2>
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<td class="memname">ON_MeshNgonIterator::~ON_MeshNgonIterator </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3c37b42747df2c824345eb8eafcb5722">&#9670;&nbsp;</a></span>ON_MeshNgonIterator() <span class="overload">[2/3]</span></h2>
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<td class="memname">ON_MeshNgonIterator::ON_MeshNgonIterator </td>
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<td class="paramtype">const <a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a> &amp;&#160;</td>
<td class="paramname"><em>src</em></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#ae90f0d59da48f2d19ea8898d49828fa5">&#9670;&nbsp;</a></span>ON_MeshNgonIterator() <span class="overload">[3/3]</span></h2>
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<td class="memname">ON_MeshNgonIterator::ON_MeshNgonIterator </td>
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<p>Parameters: mesh - [in] If the mesh has explicit ngons, then mesh-&gt;NgonMap() must return true; </p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a22ce25cd3678a694db7dbaaeab2a7e6b">&#9670;&nbsp;</a></span>Count()</h2>
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<td class="memname">unsigned int ON_MeshNgonIterator::Count </td>
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<p>Returns: Number of ngons that will be iterated over. Remarks: The count = explicit ngons + faces that are not in an ngon. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6a5db78c30ef464bc4921166e36e8515">&#9670;&nbsp;</a></span>CurrentNgon()</h2>
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<td class="memname">const class <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a>* ON_MeshNgonIterator::CurrentNgon </td>
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<p>Description: Get the ngon most recently returned by <a class="el" href="class_o_n___mesh_ngon_iterator.html#a4ef822977ef579e7c02768f6a85c940f">FirstNgon()</a> or <a class="el" href="class_o_n___mesh_ngon_iterator.html#a6523d170659badf98a903cb2a8cf4e30">NextNgon()</a>. Returns: Returns the ngon most recently returned by <a class="el" href="class_o_n___mesh_ngon_iterator.html#a4ef822977ef579e7c02768f6a85c940f">FirstNgon()</a> or <a class="el" href="class_o_n___mesh_ngon_iterator.html#a6523d170659badf98a903cb2a8cf4e30">NextNgon()</a>. Remarks: If <a class="el" href="class_o_n___mesh_ngon_iterator.html#ad9fd4d4310051c25aefa76e475bdadcf">CurrentNgonIsMeshFace()</a> is true after calling <a class="el" href="class_o_n___mesh_ngon_iterator.html#a6a5db78c30ef464bc4921166e36e8515">CurrentNgon()</a>. the the returned ngon references a triangle or quad that is not part of an explicitly defined ngon in the mesh. If you need the information to persist after any subsequent calls to the iterator or after the destruction of the iterator, then you must make and manage a copy of the ngon. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5f7550d368dfc367603a38dfdd97ab01">&#9670;&nbsp;</a></span>CurrentNgonComponentIndex()</h2>
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<td class="memname">ON_COMPONENT_INDEX ON_MeshNgonIterator::CurrentNgonComponentIndex </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad9fd4d4310051c25aefa76e475bdadcf">&#9670;&nbsp;</a></span>CurrentNgonIsMeshFace()</h2>
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<td class="memname">bool ON_MeshNgonIterator::CurrentNgonIsMeshFace </td>
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<p>Returns: If the current iterator ngon references an <a class="el" href="class_o_n___mesh_face.html">ON_MeshFace</a> that is in m_mesh-&gt;m_F[] but is not explictly referenced by an <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a> in <a class="el" href="class_o_n___mesh.html#ab91153bed501502cd587b18884c48d22">ON_Mesh.m_Ngon</a>[], then true is returned. In this case, the ngon's m_fi[] array has length 1 and contains the face's index, and the ngon's m_vi[] array is a copy of the faces's vi[] array. Otherwise false is returned. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#abe507076df5fa024b8bae5e3e9c99328">&#9670;&nbsp;</a></span>CurrentNgonIsMeshNgon()</h2>
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<p>Returns: If the current iterator ngon references an <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a> that is in m_mesh-&gt;m_Ngon[], then true is returned. Otherwise false is returned. </p>
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<td class="memname">const class <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a>* ON_MeshNgonIterator::FirstNgon </td>
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<p>Description: Returns the first ngon. Returns: The first ngon when iterating through the mesh triangles, quads and explicitly defined ngons. Remarks: If <a class="el" href="class_o_n___mesh_ngon_iterator.html#ad9fd4d4310051c25aefa76e475bdadcf">CurrentNgonIsMeshFace()</a> is true after calling <a class="el" href="class_o_n___mesh_ngon_iterator.html#a4ef822977ef579e7c02768f6a85c940f">FirstNgon()</a>. the the returned ngon references a triangle or quad that is not part of an explicitly defined ngon in the mesh. If you need the information to persist after any subsequent calls to the iterator or after the destruction of the iterator, then you must make and manage a copy of the ngon. </p>
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<td class="memname">const <a class="el" href="class_o_n___mesh.html">ON_Mesh</a>* ON_MeshNgonIterator::Mesh </td>
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<p>Returns: The mesh being iterated. </p>
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<td class="memname">const class <a class="el" href="class_o_n___mesh_ngon.html">ON_MeshNgon</a>* ON_MeshNgonIterator::NextNgon </td>
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<p>Description: Increments the iterator and returns the next ngon. Returns: The next ngon when iterating through the mesh triangles, quads and explicitly defined ngons. Remarks: If <a class="el" href="class_o_n___mesh_ngon_iterator.html#ad9fd4d4310051c25aefa76e475bdadcf">CurrentNgonIsMeshFace()</a> is true after calling <a class="el" href="class_o_n___mesh_ngon_iterator.html#a6523d170659badf98a903cb2a8cf4e30">NextNgon()</a>. the the returned ngon references a triangle or quad that is not part of an explicitly defined ngon in the mesh. If you need the information to persist after any subsequent calls to the iterator or after the destruction of the iterator, then you must make and manage a copy of the ngon. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#add8593b426e62c3f667505ae28b397f2">&#9670;&nbsp;</a></span>operator=()</h2>
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<td class="memname"><a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a>&amp; ON_MeshNgonIterator::operator= </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a40a6ee467ba1fabc1981cc1759073b95">&#9670;&nbsp;</a></span>Reset()</h2>
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<td class="memname">void ON_MeshNgonIterator::Reset </td>
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<p>Description: Sets the state of the iterator to the initial state that exists after construction. This is useful if the iterator has been used the get one or more elements and then the referenced mesh is modified or code wants to begin iteration again a used a call to <a class="el" href="class_o_n___mesh_ngon_iterator.html#a6523d170659badf98a903cb2a8cf4e30">NextNgon()</a> to return the first element. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#af5de82011d96716073e682da6ab63e44">&#9670;&nbsp;</a></span>SetMesh()</h2>
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<td class="memname">void ON_MeshNgonIterator::SetMesh </td>
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<td class="paramtype">const unsigned int *&#160;</td>
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<p>Parameters: mesh - [in] If the mesh has explicit ngons, meshfdex_to_meshngondex_map - [in] It's generally best to pass the value of mesh-&gt;NgonMap(true). Expert users can specify a custom map if required. </p>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a61979a27d44f43b483dea41671d6f84b">&#9670;&nbsp;</a></span>EmptyMeshNgonIterator</h2>
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<td class="memname">const <a class="el" href="class_o_n___mesh_ngon_iterator.html">ON_MeshNgonIterator</a> ON_MeshNgonIterator::EmptyMeshNgonIterator</td>
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