茂之钳
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155 lines
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<div id="projectname">ViewDesignEngine
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 <span id="projectnumber">3.1.0</span>
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<div id="projectbrief">高性能 CAD 计算几何引擎</div>
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<div class="title">boolean_mesh.h</div> </div>
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<a href="boolean__mesh_8h.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="boolean__2d_8h.html">vde/boolean/boolean_2d.h</a>"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "<a class="code" href="polygon_8h.html">vde/core/polygon.h</a>"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="halfedge__mesh_8h.html">vde/mesh/halfedge_mesh.h</a>"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span><a class="code" href="namespacevde_1_1boolean.html">vde::boolean</a> {</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">using</span> <a class="code" href="namespacevde_1_1core.html#a78483c599a40e4f333418667a77e3862">core::Point2D</a>;</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">using</span> core::Polygon2D;</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">using</span> mesh::HalfedgeMesh;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// ── Core 3D mesh boolean operations ──────────────────────────────</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#a9804b327a1a811593f7129610e2ab1f6"> 43</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#a9804b327a1a811593f7129610e2ab1f6">mesh_union</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b);</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#abf255b50c00a9aa991020eb39e800457"> 59</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#abf255b50c00a9aa991020eb39e800457">mesh_intersection</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b);</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
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<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#ab0f79ea9f7f8d2a91329531d2d99e1c3"> 75</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#ab0f79ea9f7f8d2a91329531d2d99e1c3">mesh_difference</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b);</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#ae1b0c6f707a5c6cbe829bed5083264fa"> 91</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#ae1b0c6f707a5c6cbe829bed5083264fa">mesh_sym_diff</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment">// ── Helpers ─────────────────────────────────────────────────────</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
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<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#ad45e2570a6b46624ecc43ccb18e22bac"> 115</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#ad45e2570a6b46624ecc43ccb18e22bac">clip_mesh</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b,</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">bool</span> invert_b = <span class="keyword">false</span>);</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div>
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<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#ab7facd7c849be2a97b1e53e8c4602d5c"> 129</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#ab7facd7c849be2a97b1e53e8c4602d5c">invert_mesh</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& m);</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
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<div class="line"><a name="l00145"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#ae638bb18b0580e662c700358dfbd0dac"> 145</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#ae638bb18b0580e662c700358dfbd0dac">merge_meshes</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b);</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#a80fa9af2671c97412c95a8a9d592a20c"> 163</a></span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a> <a class="code" href="namespacevde_1_1boolean.html#a80fa9af2671c97412c95a8a9d592a20c">mesh_boolean</a>(<span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& a, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& b, <a class="code" href="namespacevde_1_1boolean.html#aae782fabf449b767ace57c8103c0e338">BooleanOp</a> op);</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// ── Point classification ────────────────────────────────────────</span></div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  </div>
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<div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="namespacevde_1_1boolean.html#a35fbe67095edde181fb1f0911d04ae11"> 189</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacevde_1_1boolean.html#a35fbe67095edde181fb1f0911d04ae11">is_point_inside_mesh</a>(<span class="keyword">const</span> <a class="code" href="namespacevde_1_1core.html#ac6aed70c4b90d13f10217267cd7a1952">core::Point3D</a>& p, <span class="keyword">const</span> <a class="code" href="classvde_1_1mesh_1_1HalfedgeMesh.html">HalfedgeMesh</a>& mesh);</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> } <span class="comment">// namespace vde::boolean</span></div>
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<div class="ttc" id="aboolean__2d_8h_html"><div class="ttname"><a href="boolean__2d_8h.html">boolean_2d.h</a></div><div class="ttdoc">二维多边形布尔运算</div></div>
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<div class="ttc" id="aclassvde_1_1mesh_1_1HalfedgeMesh_html"><div class="ttname"><a href="classvde_1_1mesh_1_1HalfedgeMesh.html">vde::mesh::HalfedgeMesh</a></div><div class="ttdoc">半边数据结构三角网格</div><div class="ttdef"><b>Definition:</b> <a href="halfedge__mesh_8h_source.html#l00054">halfedge_mesh.h:54</a></div></div>
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<div class="ttc" id="ahalfedge__mesh_8h_html"><div class="ttname"><a href="halfedge__mesh_8h.html">halfedge_mesh.h</a></div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html"><div class="ttname"><a href="namespacevde_1_1boolean.html">vde::boolean</a></div><div class="ttdef"><b>Definition:</b> <a href="boolean__2d_8h_source.html#l00015">boolean_2d.h:15</a></div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_a35fbe67095edde181fb1f0911d04ae11"><div class="ttname"><a href="namespacevde_1_1boolean.html#a35fbe67095edde181fb1f0911d04ae11">vde::boolean::is_point_inside_mesh</a></div><div class="ttdeci">bool is_point_inside_mesh(const core::Point3D &p, const HalfedgeMesh &mesh)</div><div class="ttdoc">判断三维点是否在封闭网格内部</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_a80fa9af2671c97412c95a8a9d592a20c"><div class="ttname"><a href="namespacevde_1_1boolean.html#a80fa9af2671c97412c95a8a9d592a20c">vde::boolean::mesh_boolean</a></div><div class="ttdeci">HalfedgeMesh mesh_boolean(const HalfedgeMesh &a, const HalfedgeMesh &b, BooleanOp op)</div><div class="ttdoc">网格布尔运算统一接口</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_a9804b327a1a811593f7129610e2ab1f6"><div class="ttname"><a href="namespacevde_1_1boolean.html#a9804b327a1a811593f7129610e2ab1f6">vde::boolean::mesh_union</a></div><div class="ttdeci">HalfedgeMesh mesh_union(const HalfedgeMesh &a, const HalfedgeMesh &b)</div><div class="ttdoc">网格并集 A ∪ B</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_aae782fabf449b767ace57c8103c0e338"><div class="ttname"><a href="namespacevde_1_1boolean.html#aae782fabf449b767ace57c8103c0e338">vde::boolean::BooleanOp</a></div><div class="ttdeci">BooleanOp</div><div class="ttdoc">布尔运算类型</div><div class="ttdef"><b>Definition:</b> <a href="boolean__2d_8h_source.html#l00022">boolean_2d.h:22</a></div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_ab0f79ea9f7f8d2a91329531d2d99e1c3"><div class="ttname"><a href="namespacevde_1_1boolean.html#ab0f79ea9f7f8d2a91329531d2d99e1c3">vde::boolean::mesh_difference</a></div><div class="ttdeci">HalfedgeMesh mesh_difference(const HalfedgeMesh &a, const HalfedgeMesh &b)</div><div class="ttdoc">网格差集 A − B</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_ab7facd7c849be2a97b1e53e8c4602d5c"><div class="ttname"><a href="namespacevde_1_1boolean.html#ab7facd7c849be2a97b1e53e8c4602d5c">vde::boolean::invert_mesh</a></div><div class="ttdeci">HalfedgeMesh invert_mesh(const HalfedgeMesh &m)</div><div class="ttdoc">翻转网格所有面片的法线方向</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_abf255b50c00a9aa991020eb39e800457"><div class="ttname"><a href="namespacevde_1_1boolean.html#abf255b50c00a9aa991020eb39e800457">vde::boolean::mesh_intersection</a></div><div class="ttdeci">HalfedgeMesh mesh_intersection(const HalfedgeMesh &a, const HalfedgeMesh &b)</div><div class="ttdoc">网格交集 A ∩ B</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_ad45e2570a6b46624ecc43ccb18e22bac"><div class="ttname"><a href="namespacevde_1_1boolean.html#ad45e2570a6b46624ecc43ccb18e22bac">vde::boolean::clip_mesh</a></div><div class="ttdeci">HalfedgeMesh clip_mesh(const HalfedgeMesh &a, const HalfedgeMesh &b, bool invert_b=false)</div><div class="ttdoc">用网格 B 裁剪网格 A</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_ae1b0c6f707a5c6cbe829bed5083264fa"><div class="ttname"><a href="namespacevde_1_1boolean.html#ae1b0c6f707a5c6cbe829bed5083264fa">vde::boolean::mesh_sym_diff</a></div><div class="ttdeci">HalfedgeMesh mesh_sym_diff(const HalfedgeMesh &a, const HalfedgeMesh &b)</div><div class="ttdoc">网格对称差 (A − B) ∪ (B − A)</div></div>
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<div class="ttc" id="anamespacevde_1_1boolean_html_ae638bb18b0580e662c700358dfbd0dac"><div class="ttname"><a href="namespacevde_1_1boolean.html#ae638bb18b0580e662c700358dfbd0dac">vde::boolean::merge_meshes</a></div><div class="ttdeci">HalfedgeMesh merge_meshes(const HalfedgeMesh &a, const HalfedgeMesh &b)</div><div class="ttdoc">合并两个网格</div></div>
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<div class="ttc" id="anamespacevde_1_1core_html_a78483c599a40e4f333418667a77e3862"><div class="ttname"><a href="namespacevde_1_1core.html#a78483c599a40e4f333418667a77e3862">vde::core::Point2D</a></div><div class="ttdeci">foundation::Point2D Point2D</div><div class="ttdoc">双精度二维点（重新导出）</div><div class="ttdef"><b>Definition:</b> <a href="point_8h_source.html#l00029">point.h:29</a></div></div>
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<div class="ttc" id="anamespacevde_1_1core_html_ac6aed70c4b90d13f10217267cd7a1952"><div class="ttname"><a href="namespacevde_1_1core.html#ac6aed70c4b90d13f10217267cd7a1952">vde::core::Point3D</a></div><div class="ttdeci">foundation::Point3D Point3D</div><div class="ttdoc">双精度三维点（重新导出）</div><div class="ttdef"><b>Definition:</b> <a href="point_8h_source.html#l00031">point.h:31</a></div></div>
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<div class="ttc" id="apolygon_8h_html"><div class="ttname"><a href="polygon_8h.html">polygon.h</a></div></div>
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