cpp
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JoltPhysics
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<div class="header">
  <div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
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<a href="class_e_p_a_convex_hull_builder_1_1_triangle-members.html">List of all members</a>  </div>
  <div class="headertitle"><div class="title">EPAConvexHullBuilder::Triangle Class Reference</div></div>
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<p>Class that holds the information of one triangle.  
 <a href="#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="_e_p_a_convex_hull_builder_8h_source.html">EPAConvexHullBuilder.h</a>&gt;</code></p>
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Inheritance diagram for EPAConvexHullBuilder::Triangle:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a92c48e626fb4a9870c5aa18dd01cba3e" id="r_a92c48e626fb4a9870c5aa18dd01cba3e"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a92c48e626fb4a9870c5aa18dd01cba3e">Triangle</a> (int inIdx0, int inIdx1, int inIdx2, const <a class="el" href="class_vec3.html">Vec3</a> *inPositions)</td></tr>
<tr class="memdesc:a92c48e626fb4a9870c5aa18dd01cba3e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <br /></td></tr>
<tr class="separator:a92c48e626fb4a9870c5aa18dd01cba3e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a60543dea65ee8e56fa77132610302412" id="r_a60543dea65ee8e56fa77132610302412"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a60543dea65ee8e56fa77132610302412">IsFacing</a> (<a class="el" href="_math_types_8h.html#a6bc57c31f15cea47640b580d03737c68">Vec3Arg</a> inPosition) const</td></tr>
<tr class="memdesc:a60543dea65ee8e56fa77132610302412"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check if triangle is facing inPosition.  <br /></td></tr>
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<tr class="memitem:a7c793273642a25acaf54c8b2a63a5c3a" id="r_a7c793273642a25acaf54c8b2a63a5c3a"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a7c793273642a25acaf54c8b2a63a5c3a">IsFacingOrigin</a> () const</td></tr>
<tr class="memdesc:a7c793273642a25acaf54c8b2a63a5c3a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check if triangle is facing the origin.  <br /></td></tr>
<tr class="separator:a7c793273642a25acaf54c8b2a63a5c3a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6a342146811919c9bdd18ee827e1ee87" id="r_a6a342146811919c9bdd18ee827e1ee87"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_e_p_a_convex_hull_builder_1_1_edge.html">Edge</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a6a342146811919c9bdd18ee827e1ee87">GetNextEdge</a> (int inIndex) const</td></tr>
<tr class="memdesc:a6a342146811919c9bdd18ee827e1ee87"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the next edge of edge inIndex.  <br /></td></tr>
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<tr class="inherit_header pub_methods_class_non_copyable"><td colspan="2" onclick="javascript:dynsection.toggleInherit('pub_methods_class_non_copyable')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="class_non_copyable.html">NonCopyable</a></td></tr>
<tr class="memitem:a809b6e4ade7ae32f6d248f2a3b783d45 inherit pub_methods_class_non_copyable" id="r_a809b6e4ade7ae32f6d248f2a3b783d45"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_non_copyable.html#a809b6e4ade7ae32f6d248f2a3b783d45">NonCopyable</a> ()=default</td></tr>
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<tr class="memitem:a501d34ffcc34b30de6d541887a901057 inherit pub_methods_class_non_copyable" id="r_a501d34ffcc34b30de6d541887a901057"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_non_copyable.html#a501d34ffcc34b30de6d541887a901057">NonCopyable</a> (const <a class="el" href="class_non_copyable.html">NonCopyable</a> &amp;)=delete</td></tr>
<tr class="separator:a501d34ffcc34b30de6d541887a901057 inherit pub_methods_class_non_copyable"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="separator:aaf9b12dcaae80c9d304df7a941d4e21f inherit pub_methods_class_non_copyable"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-attribs" name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:a73f39336e0cda2338ca31459de675f4f" id="r_a73f39336e0cda2338ca31459de675f4f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_e_p_a_convex_hull_builder_1_1_edge.html">Edge</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a73f39336e0cda2338ca31459de675f4f">mEdge</a> [3]</td></tr>
<tr class="memdesc:a73f39336e0cda2338ca31459de675f4f"><td class="mdescLeft">&#160;</td><td class="mdescRight">3 edges of this triangle  <br /></td></tr>
<tr class="separator:a73f39336e0cda2338ca31459de675f4f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a72b60caa9b8ba3cc6380f23b4fe72a02" id="r_a72b60caa9b8ba3cc6380f23b4fe72a02"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_vec3.html">Vec3</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a72b60caa9b8ba3cc6380f23b4fe72a02">mNormal</a></td></tr>
<tr class="memdesc:a72b60caa9b8ba3cc6380f23b4fe72a02"><td class="mdescLeft">&#160;</td><td class="mdescRight">Normal of this triangle, length is 2 times area of triangle.  <br /></td></tr>
<tr class="separator:a72b60caa9b8ba3cc6380f23b4fe72a02"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0452b1c401d15dcc561dad66766d45a9" id="r_a0452b1c401d15dcc561dad66766d45a9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_vec3.html">Vec3</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a0452b1c401d15dcc561dad66766d45a9">mCentroid</a></td></tr>
<tr class="memdesc:a0452b1c401d15dcc561dad66766d45a9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Center of the triangle.  <br /></td></tr>
<tr class="separator:a0452b1c401d15dcc561dad66766d45a9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a89216110b3cac04a274376acaf28d7ae" id="r_a89216110b3cac04a274376acaf28d7ae"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a89216110b3cac04a274376acaf28d7ae">mClosestLenSq</a> = FLT_MAX</td></tr>
<tr class="memdesc:a89216110b3cac04a274376acaf28d7ae"><td class="mdescLeft">&#160;</td><td class="mdescRight">Closest distance^2 from origin to triangle.  <br /></td></tr>
<tr class="separator:a89216110b3cac04a274376acaf28d7ae"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abf3e8715dbc37a34783e322dc2211074" id="r_abf3e8715dbc37a34783e322dc2211074"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#abf3e8715dbc37a34783e322dc2211074">mLambda</a> [2]</td></tr>
<tr class="memdesc:abf3e8715dbc37a34783e322dc2211074"><td class="mdescLeft">&#160;</td><td class="mdescRight">Barycentric coordinates of closest point to origin on triangle.  <br /></td></tr>
<tr class="separator:abf3e8715dbc37a34783e322dc2211074"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad717cb9534ef44896e91c33ab4d5ba0c" id="r_ad717cb9534ef44896e91c33ab4d5ba0c"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ad717cb9534ef44896e91c33ab4d5ba0c">mLambdaRelativeTo0</a></td></tr>
<tr class="memdesc:ad717cb9534ef44896e91c33ab4d5ba0c"><td class="mdescLeft">&#160;</td><td class="mdescRight">How to calculate the closest point, true: y0 + l0 * (y1 - y0) + l1 * (y2 - y0), false: y1 + l0 * (y0 - y1) + l1 * (y2 - y1)  <br /></td></tr>
<tr class="separator:ad717cb9534ef44896e91c33ab4d5ba0c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0b20e81cb148777b56012bbaf28fb18b" id="r_a0b20e81cb148777b56012bbaf28fb18b"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a0b20e81cb148777b56012bbaf28fb18b">mClosestPointInterior</a> = false</td></tr>
<tr class="memdesc:a0b20e81cb148777b56012bbaf28fb18b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Flag that indicates that the closest point from this triangle to the origin is an interior point.  <br /></td></tr>
<tr class="separator:a0b20e81cb148777b56012bbaf28fb18b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aec2b4eeafa28ea5ea8a04789e944ae4d" id="r_aec2b4eeafa28ea5ea8a04789e944ae4d"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aec2b4eeafa28ea5ea8a04789e944ae4d">mRemoved</a> = false</td></tr>
<tr class="memdesc:aec2b4eeafa28ea5ea8a04789e944ae4d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Flag that indicates that triangle has been removed.  <br /></td></tr>
<tr class="separator:aec2b4eeafa28ea5ea8a04789e944ae4d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aba25cdfa6f65d1725a9138cc062e98ea" id="r_aba25cdfa6f65d1725a9138cc062e98ea"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aba25cdfa6f65d1725a9138cc062e98ea">mInQueue</a> = false</td></tr>
<tr class="memdesc:aba25cdfa6f65d1725a9138cc062e98ea"><td class="mdescLeft">&#160;</td><td class="mdescRight">Flag that indicates that this triangle was placed in the sorted heap (stays true after it is popped because the triangle is freed by the main EPA algorithm loop)  <br /></td></tr>
<tr class="separator:aba25cdfa6f65d1725a9138cc062e98ea"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Class that holds the information of one triangle. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a92c48e626fb4a9870c5aa18dd01cba3e" name="a92c48e626fb4a9870c5aa18dd01cba3e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a92c48e626fb4a9870c5aa18dd01cba3e">&#9670;&#160;</a></span>Triangle()</h2>

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          <td class="memname">JPH_PRECISE_MATH_ON EPAConvexHullBuilder::Triangle::Triangle </td>
          <td>(</td>
          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>inIdx0</em></span>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
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          <td></td>
          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>inIdx2</em></span>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="class_vec3.html">Vec3</a> *</td>          <td class="paramname"><span class="paramname"><em>inPositions</em></span>&#160;)</td>
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<p>Constructor. </p>

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<h2 class="groupheader">Member Function Documentation</h2>
<a id="a6a342146811919c9bdd18ee827e1ee87" name="a6a342146811919c9bdd18ee827e1ee87"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6a342146811919c9bdd18ee827e1ee87">&#9670;&#160;</a></span>GetNextEdge()</h2>

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          <td class="memname">const <a class="el" href="class_e_p_a_convex_hull_builder_1_1_edge.html">Edge</a> &amp; EPAConvexHullBuilder::Triangle::GetNextEdge </td>
          <td>(</td>
          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>inIndex</em></span></td><td>)</td>
          <td> const</td>
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<p>Get the next edge of edge inIndex. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a60543dea65ee8e56fa77132610302412">&#9670;&#160;</a></span>IsFacing()</h2>

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          <td class="memname">bool EPAConvexHullBuilder::Triangle::IsFacing </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="_math_types_8h.html#a6bc57c31f15cea47640b580d03737c68">Vec3Arg</a></td>          <td class="paramname"><span class="paramname"><em>inPosition</em></span></td><td>)</td>
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<p>Check if triangle is facing inPosition. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7c793273642a25acaf54c8b2a63a5c3a">&#9670;&#160;</a></span>IsFacingOrigin()</h2>

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<p>Check if triangle is facing the origin. </p>

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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a0452b1c401d15dcc561dad66766d45a9">&#9670;&#160;</a></span>mCentroid</h2>

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<p>Center of the triangle. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a89216110b3cac04a274376acaf28d7ae">&#9670;&#160;</a></span>mClosestLenSq</h2>

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<p>Closest distance^2 from origin to triangle. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a0b20e81cb148777b56012bbaf28fb18b">&#9670;&#160;</a></span>mClosestPointInterior</h2>

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<p>Flag that indicates that the closest point from this triangle to the origin is an interior point. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a73f39336e0cda2338ca31459de675f4f">&#9670;&#160;</a></span>mEdge</h2>

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          <td class="memname"><a class="el" href="class_e_p_a_convex_hull_builder_1_1_edge.html">Edge</a> EPAConvexHullBuilder::Triangle::mEdge[3]</td>
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<p>3 edges of this triangle </p>

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<h2 class="memtitle"><span class="permalink"><a href="#aba25cdfa6f65d1725a9138cc062e98ea">&#9670;&#160;</a></span>mInQueue</h2>

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<p>Flag that indicates that this triangle was placed in the sorted heap (stays true after it is popped because the triangle is freed by the main EPA algorithm loop) </p>

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<h2 class="memtitle"><span class="permalink"><a href="#abf3e8715dbc37a34783e322dc2211074">&#9670;&#160;</a></span>mLambda</h2>

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<p>Barycentric coordinates of closest point to origin on triangle. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ad717cb9534ef44896e91c33ab4d5ba0c">&#9670;&#160;</a></span>mLambdaRelativeTo0</h2>

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<p>How to calculate the closest point, true: y0 + l0 * (y1 - y0) + l1 * (y2 - y0), false: y1 + l0 * (y0 - y1) + l1 * (y2 - y1) </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a72b60caa9b8ba3cc6380f23b4fe72a02">&#9670;&#160;</a></span>mNormal</h2>

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<p>Normal of this triangle, length is 2 times area of triangle. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#aec2b4eeafa28ea5ea8a04789e944ae4d">&#9670;&#160;</a></span>mRemoved</h2>

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<p>Flag that indicates that triangle has been removed. </p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>Jolt/Geometry/<a class="el" href="_e_p_a_convex_hull_builder_8h_source.html">EPAConvexHullBuilder.h</a></li>
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