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<a href="a00644.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment">// Dependency:</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &lt;cfloat&gt;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &lt;limits&gt;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#include &quot;../glm.hpp&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &quot;../geometric.hpp&quot;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &quot;../gtx/closest_point.hpp&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &quot;../gtx/vector_query.hpp&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#ifndef GLM_ENABLE_EXPERIMENTAL</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor"># error &quot;GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.&quot;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#elif GLM_MESSAGES == GLM_ENABLE &amp;&amp; !defined(GLM_EXT_INCLUDED)</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor"># pragma message(&quot;GLM: GLM_GTX_closest_point extension included&quot;)</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span>glm</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;{</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="a00940.html#gad3697a9700ea379739a667ea02573488"> 39</a></span>&#160; GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00940.html#gad3697a9700ea379739a667ea02573488">intersectRayPlane</a>(</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; genType <span class="keyword">const</span>&amp; orig, genType <span class="keyword">const</span>&amp; dir,</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; genType <span class="keyword">const</span>&amp; planeOrig, genType <span class="keyword">const</span>&amp; planeNormal,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keyword">typename</span> genType::value_type &amp; intersectionDistance);</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="a00940.html#ga65bf2c594482f04881c36bc761f9e946"> 48</a></span>&#160; GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00940.html#ga65bf2c594482f04881c36bc761f9e946">intersectRayTriangle</a>(</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; orig, vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; dir,</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; v0, vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; v1, vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; v2,</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; vec&lt;2, T, Q&gt;&amp; baryPosition, T&amp; <a class="code" href="a00888.html#gaa68de6c53e20dfb2dac2d20197562e3f">distance</a>);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="a00940.html#ga9d29b9b3acb504d43986502f42740df4"> 56</a></span>&#160; GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00940.html#ga9d29b9b3acb504d43986502f42740df4">intersectLineTriangle</a>(</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; genType <span class="keyword">const</span>&amp; orig, genType <span class="keyword">const</span>&amp; dir,</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; genType <span class="keyword">const</span>&amp; vert0, genType <span class="keyword">const</span>&amp; vert1, genType <span class="keyword">const</span>&amp; vert2,</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; genType &amp; position);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="a00940.html#ga69367b81be6a589e3a1f9661b4430a27"> 65</a></span>&#160; GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00940.html#gad28c00515b823b579c608aafa1100c1d">intersectRaySphere</a>(</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; genType <span class="keyword">const</span>&amp; rayStarting, genType <span class="keyword">const</span>&amp; rayNormalizedDirection,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; genType <span class="keyword">const</span>&amp; sphereCenter, <span class="keyword">typename</span> genType::value_type <span class="keyword">const</span> sphereRadiusSquared,</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keyword">typename</span> genType::value_type &amp; intersectionDistance);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="a00940.html#gad28c00515b823b579c608aafa1100c1d"> 73</a></span>&#160; GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00940.html#gad28c00515b823b579c608aafa1100c1d">intersectRaySphere</a>(</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; genType <span class="keyword">const</span>&amp; rayStarting, genType <span class="keyword">const</span>&amp; rayNormalizedDirection,</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; genType <span class="keyword">const</span>&amp; sphereCenter, <span class="keyword">const</span> <span class="keyword">typename</span> genType::value_type sphereRadius,</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; genType &amp; intersectionPosition, genType &amp; intersectionNormal);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="a00940.html#ga9c68139f3d8a4f3d7fe45f9dbc0de5b7"> 81</a></span>&#160; GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00940.html#ga9c68139f3d8a4f3d7fe45f9dbc0de5b7">intersectLineSphere</a>(</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; genType <span class="keyword">const</span>&amp; point0, genType <span class="keyword">const</span>&amp; point1,</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; genType <span class="keyword">const</span>&amp; sphereCenter, <span class="keyword">typename</span> genType::value_type sphereRadius,</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; genType &amp; intersectionPosition1, genType &amp; intersectionNormal1,</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; genType &amp; intersectionPosition2 = genType(), genType &amp; intersectionNormal2 = genType());</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="preprocessor">#include &quot;intersect.inl&quot;</span></div>
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<div class="ttc" id="aa00940_html_gad3697a9700ea379739a667ea02573488"><div class="ttname"><a href="a00940.html#gad3697a9700ea379739a667ea02573488">glm::intersectRayPlane</a></div><div class="ttdeci">GLM_FUNC_DECL bool intersectRayPlane(genType const &amp;orig, genType const &amp;dir, genType const &amp;planeOrig, genType const &amp;planeNormal, typename genType::value_type &amp;intersectionDistance)</div><div class="ttdoc">Compute the intersection of a ray and a plane.</div></div>
<div class="ttc" id="aa00940_html_ga9d29b9b3acb504d43986502f42740df4"><div class="ttname"><a href="a00940.html#ga9d29b9b3acb504d43986502f42740df4">glm::intersectLineTriangle</a></div><div class="ttdeci">GLM_FUNC_DECL bool intersectLineTriangle(genType const &amp;orig, genType const &amp;dir, genType const &amp;vert0, genType const &amp;vert1, genType const &amp;vert2, genType &amp;position)</div><div class="ttdoc">Compute the intersection of a line and a triangle.</div></div>
<div class="ttc" id="aa00940_html_gad28c00515b823b579c608aafa1100c1d"><div class="ttname"><a href="a00940.html#gad28c00515b823b579c608aafa1100c1d">glm::intersectRaySphere</a></div><div class="ttdeci">GLM_FUNC_DECL bool intersectRaySphere(genType const &amp;rayStarting, genType const &amp;rayNormalizedDirection, genType const &amp;sphereCenter, const typename genType::value_type sphereRadius, genType &amp;intersectionPosition, genType &amp;intersectionNormal)</div><div class="ttdoc">Compute the intersection of a ray and a sphere.</div></div>
<div class="ttc" id="aa00940_html_ga9c68139f3d8a4f3d7fe45f9dbc0de5b7"><div class="ttname"><a href="a00940.html#ga9c68139f3d8a4f3d7fe45f9dbc0de5b7">glm::intersectLineSphere</a></div><div class="ttdeci">GLM_FUNC_DECL bool intersectLineSphere(genType const &amp;point0, genType const &amp;point1, genType const &amp;sphereCenter, typename genType::value_type sphereRadius, genType &amp;intersectionPosition1, genType &amp;intersectionNormal1, genType &amp;intersectionPosition2=genType(), genType &amp;intersectionNormal2=genType())</div><div class="ttdoc">Compute the intersection of a line and a sphere.</div></div>
<div class="ttc" id="aa00940_html_ga65bf2c594482f04881c36bc761f9e946"><div class="ttname"><a href="a00940.html#ga65bf2c594482f04881c36bc761f9e946">glm::intersectRayTriangle</a></div><div class="ttdeci">GLM_FUNC_DECL bool intersectRayTriangle(vec&lt; 3, T, Q &gt; const &amp;orig, vec&lt; 3, T, Q &gt; const &amp;dir, vec&lt; 3, T, Q &gt; const &amp;v0, vec&lt; 3, T, Q &gt; const &amp;v1, vec&lt; 3, T, Q &gt; const &amp;v2, vec&lt; 2, T, Q &gt; &amp;baryPosition, T &amp;distance)</div><div class="ttdoc">Compute the intersection of a ray and a triangle.</div></div>
<div class="ttc" id="aa00888_html_gaa68de6c53e20dfb2dac2d20197562e3f"><div class="ttname"><a href="a00888.html#gaa68de6c53e20dfb2dac2d20197562e3f">glm::distance</a></div><div class="ttdeci">GLM_FUNC_DECL T distance(vec&lt; L, T, Q &gt; const &amp;p0, vec&lt; L, T, Q &gt; const &amp;p1)</div><div class="ttdoc">Returns the distance between p0 and p1, i.e., length(p0 - p1).</div></div>
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