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  108.   <div class="headertitle"><div class="title">PathConstraintPath.h</div></div>
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  110. <div class="contents">
    111. 

  111. <a href="_path_constraint_path_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)</span></div>
    112. 

  112. <div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment">// SPDX-FileCopyrightText: 2021 Jorrit Rouwe</span></div>
    113. 

  113. <div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment">// SPDX-License-Identifier: MIT</span></div>
    114. 

  114. <div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span> </div>
    115. 

  115. <div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="preprocessor">#pragma once</span></div>
    116. 

  116. <div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span> </div>
    117. 

  117. <div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="preprocessor">#include &lt;<a class="code" href="_reference_8h.html">Jolt/Core/Reference.h</a>&gt;</span></div>
    118. 

  118. <div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="preprocessor">#include &lt;<a class="code" href="_result_8h.html">Jolt/Core/Result.h</a>&gt;</span></div>
    119. 

  119. <div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="preprocessor">#include &lt;<a class="code" href="_serializable_object_8h.html">Jolt/ObjectStream/SerializableObject.h</a>&gt;</span></div>
    120. 

  120. <div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span> </div>
    121. 

  121. <div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><a class="code hl_define" href="_core_8h.html#ad14098b68b8c44ea6112601031268405">JPH_NAMESPACE_BEGIN</a></div>
    122. 

  122. <div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span> </div>
    123. 

  123. <div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="keyword">class </span><a class="code hl_class" href="class_stream_in.html">StreamIn</a>;</div>
    124. 

  124. <div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="keyword">class </span><a class="code hl_class" href="class_stream_out.html">StreamOut</a>;</div>
    125. 

  125. <div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="preprocessor">#ifdef JPH_DEBUG_RENDERER</span></div>
    126. 

  126. <div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="keyword">class </span><a class="code hl_class" href="class_debug_renderer.html">DebugRenderer</a>;</div>
    127. 

  127. <div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="preprocessor">#endif </span><span class="comment">// JPH_DEBUG_RENDERER</span></div>
    128. 

  128. <div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span> </div>
    129. 

  129. <div class="foldopen" id="foldopen00020" data-start="{" data-end="};">
    130. 

  130. <div class="line"><a id="l00020" name="l00020"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html">   20</a></span><span class="keyword">class </span><a class="code hl_define" href="_core_8h.html#a2712a9b0f778ab9d1aa5118b4e8e6bd8">JPH_EXPORT</a> <a class="code hl_class" href="class_path_constraint_path.html">PathConstraintPath</a> : <span class="keyword">public</span> <a class="code hl_class" href="class_serializable_object.html">SerializableObject</a>, <span class="keyword">public</span> <a class="code hl_class" href="class_ref_target.html">RefTarget</a>&lt;PathConstraintPath&gt;</div>
    131. 

  131. <div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span>{</div>
    132. 

  132. <div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>    <a class="code hl_define" href="_serializable_object_8h.html#ac317eaf55d6ffd3bc0c67521bc33d617">JPH_DECLARE_SERIALIZABLE_ABSTRACT</a>(<a class="code hl_define" href="_core_8h.html#a2712a9b0f778ab9d1aa5118b4e8e6bd8">JPH_EXPORT</a>, <a class="code hl_class" href="class_path_constraint_path.html">PathConstraintPath</a>)</div>
    133. 

  133. <div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span> </div>
    134. 

  134. <div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="keyword">public</span>:</div>
    135. 

  135. <div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#aa7e9426bcfe13eb9f5944fb4f542db48">   25</a></span>    <span class="keyword">using </span><a class="code hl_class" href="class_result.html">PathResult</a> = <a class="code hl_class" href="class_result.html">Result&lt;Ref&lt;PathConstraintPath&gt;</a>&gt;;</div>
    136. 

  136. <div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span> </div>
    137. 

  137. <div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#aff085b5af851482956c8696d0e87f73d">   28</a></span>    <span class="keyword">virtual</span>             <a class="code hl_function" href="class_path_constraint_path.html#aff085b5af851482956c8696d0e87f73d">~PathConstraintPath</a>() <span class="keyword">override</span> = <span class="keywordflow">default</span>;</div>
    138. 

  138. <div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span> </div>
    139. 

  139. <div class="line"><a id="l00031" name="l00031"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#aae9ea1aede3ece72c5620bf88776757d">   31</a></span>    <span class="keyword">virtual</span> <span class="keywordtype">float</span>       <a class="code hl_function" href="class_path_constraint_path.html#aae9ea1aede3ece72c5620bf88776757d">GetPathMaxFraction</a>() <span class="keyword">const</span> = 0;</div>
    140. 

  140. <div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span> </div>
    141. 

  141. <div class="line"><a id="l00037" name="l00037"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#aa84329614fd89561c555e2af0d4381a2">   37</a></span>    <span class="keyword">virtual</span> <span class="keywordtype">float</span>       <a class="code hl_function" href="class_path_constraint_path.html#aa84329614fd89561c555e2af0d4381a2">GetClosestPoint</a>(<a class="code hl_class" href="class_vec3.html">Vec3Arg</a> inPosition, <span class="keywordtype">float</span> inFractionHint) <span class="keyword">const</span> = 0;</div>
    142. 

  142. <div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span> </div>
    143. 

  143. <div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#aa0dc6d3e2b57196ca90da9c10d37f9ea">   45</a></span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span>        <a class="code hl_function" href="class_path_constraint_path.html#aa0dc6d3e2b57196ca90da9c10d37f9ea">GetPointOnPath</a>(<span class="keywordtype">float</span> inFraction, <a class="code hl_class" href="class_vec3.html">Vec3</a> &amp;outPathPosition, <a class="code hl_class" href="class_vec3.html">Vec3</a> &amp;outPathTangent, <a class="code hl_class" href="class_vec3.html">Vec3</a> &amp;outPathNormal, <a class="code hl_class" href="class_vec3.html">Vec3</a> &amp;outPathBinormal) <span class="keyword">const</span> = 0;</div>
    144. 

  144. <div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span> </div>
    145. 

  145. <div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#aae13b9ca0a67ed16657f15c1d9b28d4b">   48</a></span>    <span class="keywordtype">void</span>                <a class="code hl_function" href="class_path_constraint_path.html#aae13b9ca0a67ed16657f15c1d9b28d4b">SetIsLooping</a>(<span class="keywordtype">bool</span> inIsLooping)                      { mIsLooping = inIsLooping; }</div>
    146. 

  146. <div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#a8ec3b671b2e5abaa571a24baa0fae9fa">   49</a></span>    <span class="keywordtype">bool</span>                <a class="code hl_function" href="class_path_constraint_path.html#a8ec3b671b2e5abaa571a24baa0fae9fa">IsLooping</a>()<span class="keyword"> const                                   </span>{ <span class="keywordflow">return</span> mIsLooping; }</div>
    147. 

  147. <div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span> </div>
    148. 

  148. <div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="preprocessor">#ifdef JPH_DEBUG_RENDERER</span></div>
    149. 

  149. <div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span>    <span class="keywordtype">void</span>                DrawPath(<a class="code hl_class" href="class_debug_renderer.html">DebugRenderer</a> *inRenderer, <a class="code hl_class" href="class_mat44.html">RMat44Arg</a> inBaseTransform) <span class="keyword">const</span>;</div>
    150. 

  150. <div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="preprocessor">#endif </span><span class="comment">// JPH_DEBUG_RENDERER</span></div>
    151. 

  151. <div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span> </div>
    152. 

  152. <div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span>        SaveBinaryState(<a class="code hl_class" href="class_stream_out.html">StreamOut</a> &amp;inStream) <span class="keyword">const</span>;</div>
    153. 

  153. <div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span> </div>
    154. 

  154. <div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>    <span class="keyword">static</span> PathResult   sRestoreFromBinaryState(<a class="code hl_class" href="class_stream_in.html">StreamIn</a> &amp;inStream);</div>
    155. 

  155. <div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span> </div>
    156. 

  156. <div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="keyword">protected</span>:</div>
    157. 

  157. <div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#a8b79982f785171d16cdd1ba600e3390d">   64</a></span>                        <a class="code hl_function" href="class_path_constraint_path.html#a8b79982f785171d16cdd1ba600e3390d">PathConstraintPath</a>() = <span class="keywordflow">default</span>;</div>
    158. 

  158. <div class="line"><a id="l00065" name="l00065"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#a498feecabacdcee5d1d2ec32f9a12f54">   65</a></span>                        <a class="code hl_function" href="class_path_constraint_path.html#a498feecabacdcee5d1d2ec32f9a12f54">PathConstraintPath</a>(<span class="keyword">const</span> <a class="code hl_class" href="class_path_constraint_path.html">PathConstraintPath</a> &amp;) = <span class="keywordflow">default</span>;</div>
    159. 

  159. <div class="line"><a id="l00066" name="l00066"></a><span class="lineno"><a class="line" href="class_path_constraint_path.html#a1505ef855e267661550158aa7c665ed0">   66</a></span>    <a class="code hl_class" href="class_path_constraint_path.html">PathConstraintPath</a> &amp;<a class="code hl_function" href="class_serializable_object.html#a2e1b9e7dda273bacf82f2708c9f8537a">operator = </a>(<span class="keyword">const</span> <a class="code hl_class" href="class_path_constraint_path.html">PathConstraintPath</a> &amp;) = <span class="keywordflow">default</span>;</div>
    160. 

  160. <div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span> </div>
    161. 

  161. <div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span>        RestoreBinaryState(<a class="code hl_class" href="class_stream_in.html">StreamIn</a> &amp;inStream);</div>
    162. 

  162. <div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span> </div>
    163. 

  163. <div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="keyword">private</span>:</div>
    164. 

  164. <div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>    <span class="keywordtype">bool</span>                mIsLooping = <span class="keyword">false</span>;</div>
    165. 

  165. <div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>};</div>
    166. 

  166. </div>
    167. 

  167. <div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span> </div>
    168. 

  168. <div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span><a class="code hl_define" href="_core_8h.html#a73da8725998b00321a9db341202d650d">JPH_NAMESPACE_END</a></div>
    169. 

  169. <div class="ttc" id="a_core_8h_html_a2712a9b0f778ab9d1aa5118b4e8e6bd8"><div class="ttname"><a href="_core_8h.html#a2712a9b0f778ab9d1aa5118b4e8e6bd8">JPH_EXPORT</a></div><div class="ttdeci">#define JPH_EXPORT</div><div class="ttdef"><b>Definition</b> Core.h:275</div></div>
    170. 

  170. <div class="ttc" id="a_core_8h_html_a73da8725998b00321a9db341202d650d"><div class="ttname"><a href="_core_8h.html#a73da8725998b00321a9db341202d650d">JPH_NAMESPACE_END</a></div><div class="ttdeci">#define JPH_NAMESPACE_END</div><div class="ttdef"><b>Definition</b> Core.h:425</div></div>
    171. 

  171. <div class="ttc" id="a_core_8h_html_ad14098b68b8c44ea6112601031268405"><div class="ttname"><a href="_core_8h.html#ad14098b68b8c44ea6112601031268405">JPH_NAMESPACE_BEGIN</a></div><div class="ttdeci">#define JPH_NAMESPACE_BEGIN</div><div class="ttdef"><b>Definition</b> Core.h:419</div></div>
    172. 

  172. <div class="ttc" id="a_reference_8h_html"><div class="ttname"><a href="_reference_8h.html">Reference.h</a></div></div>
    173. 

  173. <div class="ttc" id="a_result_8h_html"><div class="ttname"><a href="_result_8h.html">Result.h</a></div></div>
    174. 

  174. <div class="ttc" id="a_serializable_object_8h_html"><div class="ttname"><a href="_serializable_object_8h.html">SerializableObject.h</a></div></div>
    175. 

  175. <div class="ttc" id="a_serializable_object_8h_html_ac317eaf55d6ffd3bc0c67521bc33d617"><div class="ttname"><a href="_serializable_object_8h.html#ac317eaf55d6ffd3bc0c67521bc33d617">JPH_DECLARE_SERIALIZABLE_ABSTRACT</a></div><div class="ttdeci">#define JPH_DECLARE_SERIALIZABLE_ABSTRACT(linkage, class_name)</div><div class="ttdef"><b>Definition</b> SerializableObject.h:120</div></div>
    176. 

  176. <div class="ttc" id="aclass_debug_renderer_html"><div class="ttname"><a href="class_debug_renderer.html">DebugRenderer</a></div><div class="ttdef"><b>Definition</b> DebugRenderer.h:47</div></div>
    177. 

  177. <div class="ttc" id="aclass_mat44_html"><div class="ttname"><a href="class_mat44.html">Mat44</a></div><div class="ttdoc">Holds a 4x4 matrix of floats, but supports also operations on the 3x3 upper left part of the matrix.</div><div class="ttdef"><b>Definition</b> Mat44.h:13</div></div>
    178. 

  178. <div class="ttc" id="aclass_path_constraint_path_html"><div class="ttname"><a href="class_path_constraint_path.html">PathConstraintPath</a></div><div class="ttdoc">The path for a path constraint. It allows attaching two bodies to each other while giving the second ...</div><div class="ttdef"><b>Definition</b> PathConstraintPath.h:21</div></div>
    179. 

  179. <div class="ttc" id="aclass_path_constraint_path_html_a498feecabacdcee5d1d2ec32f9a12f54"><div class="ttname"><a href="class_path_constraint_path.html#a498feecabacdcee5d1d2ec32f9a12f54">PathConstraintPath::PathConstraintPath</a></div><div class="ttdeci">PathConstraintPath(const PathConstraintPath &amp;)=default</div></div>
    180. 

  180. <div class="ttc" id="aclass_path_constraint_path_html_a8b79982f785171d16cdd1ba600e3390d"><div class="ttname"><a href="class_path_constraint_path.html#a8b79982f785171d16cdd1ba600e3390d">PathConstraintPath::PathConstraintPath</a></div><div class="ttdeci">PathConstraintPath()=default</div><div class="ttdoc">Don't allow (copy) constructing this base class, but allow derived classes to (copy) construct themse...</div></div>
    181. 

  181. <div class="ttc" id="aclass_path_constraint_path_html_a8ec3b671b2e5abaa571a24baa0fae9fa"><div class="ttname"><a href="class_path_constraint_path.html#a8ec3b671b2e5abaa571a24baa0fae9fa">PathConstraintPath::IsLooping</a></div><div class="ttdeci">bool IsLooping() const</div><div class="ttdef"><b>Definition</b> PathConstraintPath.h:49</div></div>
    182. 

  182. <div class="ttc" id="aclass_path_constraint_path_html_aa0dc6d3e2b57196ca90da9c10d37f9ea"><div class="ttname"><a href="class_path_constraint_path.html#aa0dc6d3e2b57196ca90da9c10d37f9ea">PathConstraintPath::GetPointOnPath</a></div><div class="ttdeci">virtual void GetPointOnPath(float inFraction, Vec3 &amp;outPathPosition, Vec3 &amp;outPathTangent, Vec3 &amp;outPathNormal, Vec3 &amp;outPathBinormal) const =0</div></div>
    183. 

  183. <div class="ttc" id="aclass_path_constraint_path_html_aa84329614fd89561c555e2af0d4381a2"><div class="ttname"><a href="class_path_constraint_path.html#aa84329614fd89561c555e2af0d4381a2">PathConstraintPath::GetClosestPoint</a></div><div class="ttdeci">virtual float GetClosestPoint(Vec3Arg inPosition, float inFractionHint) const =0</div></div>
    184. 

  184. <div class="ttc" id="aclass_path_constraint_path_html_aae13b9ca0a67ed16657f15c1d9b28d4b"><div class="ttname"><a href="class_path_constraint_path.html#aae13b9ca0a67ed16657f15c1d9b28d4b">PathConstraintPath::SetIsLooping</a></div><div class="ttdeci">void SetIsLooping(bool inIsLooping)</div><div class="ttdoc">If the path is looping or not. If a path is looping, the first and last point are automatically conne...</div><div class="ttdef"><b>Definition</b> PathConstraintPath.h:48</div></div>
    185. 

  185. <div class="ttc" id="aclass_path_constraint_path_html_aae9ea1aede3ece72c5620bf88776757d"><div class="ttname"><a href="class_path_constraint_path.html#aae9ea1aede3ece72c5620bf88776757d">PathConstraintPath::GetPathMaxFraction</a></div><div class="ttdeci">virtual float GetPathMaxFraction() const =0</div><div class="ttdoc">Gets the max fraction along the path. I.e. sort of the length of the path.</div></div>
    186. 

  186. <div class="ttc" id="aclass_path_constraint_path_html_aff085b5af851482956c8696d0e87f73d"><div class="ttname"><a href="class_path_constraint_path.html#aff085b5af851482956c8696d0e87f73d">PathConstraintPath::~PathConstraintPath</a></div><div class="ttdeci">virtual ~PathConstraintPath() override=default</div><div class="ttdoc">Virtual destructor to ensure that derived types get their destructors called.</div></div>
    187. 

  187. <div class="ttc" id="aclass_ref_target_html"><div class="ttname"><a href="class_ref_target.html">RefTarget</a></div><div class="ttdef"><b>Definition</b> Reference.h:35</div></div>
    188. 

  188. <div class="ttc" id="aclass_result_html"><div class="ttname"><a href="class_result.html">Result</a></div><div class="ttdoc">Helper class that either contains a valid result or an error.</div><div class="ttdef"><b>Definition</b> Result.h:12</div></div>
    189. 

  189. <div class="ttc" id="aclass_serializable_object_html"><div class="ttname"><a href="class_serializable_object.html">SerializableObject</a></div><div class="ttdef"><b>Definition</b> SerializableObject.h:156</div></div>
    190. 

  190. <div class="ttc" id="aclass_serializable_object_html_a2e1b9e7dda273bacf82f2708c9f8537a"><div class="ttname"><a href="class_serializable_object.html#a2e1b9e7dda273bacf82f2708c9f8537a">SerializableObject::operator=</a></div><div class="ttdeci">SerializableObject &amp; operator=(const SerializableObject &amp;)=default</div></div>
    191. 

  191. <div class="ttc" id="aclass_stream_in_html"><div class="ttname"><a href="class_stream_in.html">StreamIn</a></div><div class="ttdoc">Simple binary input stream.</div><div class="ttdef"><b>Definition</b> StreamIn.h:13</div></div>
    192. 

  192. <div class="ttc" id="aclass_stream_out_html"><div class="ttname"><a href="class_stream_out.html">StreamOut</a></div><div class="ttdoc">Simple binary output stream.</div><div class="ttdef"><b>Definition</b> StreamOut.h:13</div></div>
    193. 

  193. <div class="ttc" id="aclass_vec3_html"><div class="ttname"><a href="class_vec3.html">Vec3</a></div><div class="ttdef"><b>Definition</b> Vec3.h:17</div></div>
    194. 

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