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