茂之钳
227 lines
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227 lines
12 KiB
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<div id="projectname">ViewDesignEngine
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<div id="projectbrief">高性能 CAD 计算几何引擎</div>
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<a href="#pub-attribs">Public 属性</a> |
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<div class="headertitle">
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<div class="title">vde::mesh::Halfedge结构体 参考<div class="ingroups"><a class="el" href="group__mesh.html">网格模块 (vde::mesh)</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<p>半边数据结构元素
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<a href="structvde_1_1mesh_1_1Halfedge.html#details">更多...</a></p>
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<p><code>#include <<a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a>></code></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
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Public 属性</h2></td></tr>
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<tr class="memitem:ab1ce554d50379ae9c3d3f7677fbe01ef"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structvde_1_1mesh_1_1Halfedge.html#ab1ce554d50379ae9c3d3f7677fbe01ef">vertex_index</a> = -1</td></tr>
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<tr class="memdesc:ab1ce554d50379ae9c3d3f7677fbe01ef"><td class="mdescLeft"> </td><td class="mdescRight">半边起点（终点 = next 半边的起点） <a href="structvde_1_1mesh_1_1Halfedge.html#ab1ce554d50379ae9c3d3f7677fbe01ef">更多...</a><br /></td></tr>
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<tr class="separator:ab1ce554d50379ae9c3d3f7677fbe01ef"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a2f5e68b50f343fc4b8672c19f7166a36"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structvde_1_1mesh_1_1Halfedge.html#a2f5e68b50f343fc4b8672c19f7166a36">face_index</a> = -1</td></tr>
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<tr class="memdesc:a2f5e68b50f343fc4b8672c19f7166a36"><td class="mdescLeft"> </td><td class="mdescRight">所属面的索引（边界半边为 -1） <a href="structvde_1_1mesh_1_1Halfedge.html#a2f5e68b50f343fc4b8672c19f7166a36">更多...</a><br /></td></tr>
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<tr class="separator:a2f5e68b50f343fc4b8672c19f7166a36"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:afce5e362cdbf5657ef1b7ea0c0b8a52f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structvde_1_1mesh_1_1Halfedge.html#afce5e362cdbf5657ef1b7ea0c0b8a52f">next_index</a> = -1</td></tr>
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<tr class="memdesc:afce5e362cdbf5657ef1b7ea0c0b8a52f"><td class="mdescLeft"> </td><td class="mdescRight">沿面的下一条半边 <a href="structvde_1_1mesh_1_1Halfedge.html#afce5e362cdbf5657ef1b7ea0c0b8a52f">更多...</a><br /></td></tr>
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<tr class="separator:afce5e362cdbf5657ef1b7ea0c0b8a52f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7102a82de43f7f6a2f7596ef5892edb2"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structvde_1_1mesh_1_1Halfedge.html#a7102a82de43f7f6a2f7596ef5892edb2">prev_index</a> = -1</td></tr>
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<tr class="memdesc:a7102a82de43f7f6a2f7596ef5892edb2"><td class="mdescLeft"> </td><td class="mdescRight">沿面的上一条半边 <a href="structvde_1_1mesh_1_1Halfedge.html#a7102a82de43f7f6a2f7596ef5892edb2">更多...</a><br /></td></tr>
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<tr class="separator:a7102a82de43f7f6a2f7596ef5892edb2"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:acfe5c8082047f27f0ef8350d8a027c91"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structvde_1_1mesh_1_1Halfedge.html#acfe5c8082047f27f0ef8350d8a027c91">opposite_index</a> = -1</td></tr>
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<tr class="memdesc:acfe5c8082047f27f0ef8350d8a027c91"><td class="mdescLeft"> </td><td class="mdescRight">对侧半边索引（反方向半边） <a href="structvde_1_1mesh_1_1Halfedge.html#acfe5c8082047f27f0ef8350d8a027c91">更多...</a><br /></td></tr>
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<tr class="separator:acfe5c8082047f27f0ef8350d8a027c91"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">详细描述</h2>
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<div class="textblock"><p>半边数据结构元素 </p>
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<p>每条半边存储：起点顶点索引、所属面索引、前驱/后继/对侧半边索引。 对侧半边通过 opposite_index 配对，相邻两半边索引总是 {2k, 2k+1}。 </p>
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<p class="definition">在文件 <a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a> 第 <a class="el" href="halfedge__mesh_8h_source.html#l00020">20</a> 行定义.</p>
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</div><h2 class="groupheader">类成员变量说明</h2>
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<a id="a2f5e68b50f343fc4b8672c19f7166a36"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a2f5e68b50f343fc4b8672c19f7166a36">◆ </a></span>face_index</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int vde::mesh::Halfedge::face_index = -1</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>所属面的索引（边界半边为 -1） </p>
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<p class="definition">在文件 <a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a> 第 <a class="el" href="halfedge__mesh_8h_source.html#l00022">22</a> 行定义.</p>
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</div>
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</div>
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<a id="afce5e362cdbf5657ef1b7ea0c0b8a52f"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#afce5e362cdbf5657ef1b7ea0c0b8a52f">◆ </a></span>next_index</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int vde::mesh::Halfedge::next_index = -1</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>沿面的下一条半边 </p>
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<p class="definition">在文件 <a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a> 第 <a class="el" href="halfedge__mesh_8h_source.html#l00023">23</a> 行定义.</p>
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</div>
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</div>
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<a id="acfe5c8082047f27f0ef8350d8a027c91"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#acfe5c8082047f27f0ef8350d8a027c91">◆ </a></span>opposite_index</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int vde::mesh::Halfedge::opposite_index = -1</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>对侧半边索引（反方向半边） </p>
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<p class="definition">在文件 <a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a> 第 <a class="el" href="halfedge__mesh_8h_source.html#l00025">25</a> 行定义.</p>
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</div>
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</div>
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<a id="a7102a82de43f7f6a2f7596ef5892edb2"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a7102a82de43f7f6a2f7596ef5892edb2">◆ </a></span>prev_index</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int vde::mesh::Halfedge::prev_index = -1</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>沿面的上一条半边 </p>
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<p class="definition">在文件 <a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a> 第 <a class="el" href="halfedge__mesh_8h_source.html#l00024">24</a> 行定义.</p>
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<a id="ab1ce554d50379ae9c3d3f7677fbe01ef"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ab1ce554d50379ae9c3d3f7677fbe01ef">◆ </a></span>vertex_index</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int vde::mesh::Halfedge::vertex_index = -1</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>半边起点（终点 = next 半边的起点） </p>
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<p class="definition">在文件 <a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a> 第 <a class="el" href="halfedge__mesh_8h_source.html#l00021">21</a> 行定义.</p>
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<hr/>该结构体的文档由以下文件生成:<ul>
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<li>include/vde/mesh/<a class="el" href="halfedge__mesh_8h_source.html">halfedge_mesh.h</a></li>
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<li class="navelem"><a class="el" href="namespacevde.html">vde</a></li><li class="navelem"><a class="el" href="namespacevde_1_1mesh.html">mesh</a></li><li class="navelem"><a class="el" href="structvde_1_1mesh_1_1Halfedge.html">Halfedge</a></li>
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<li class="footer">生成于 2026年 七月 24日 星期五 11:21:23 , 为 ViewDesignEngine使用 <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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