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441 lines
19 KiB
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<div class="header">
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<a href="#func-members">Functions</a> </div>
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<div class="headertitle">
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<div class="title">GLM_GTX_intersect<div class="ingroups"><a class="el" href="a00705.html">Experimental extensions</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:ga9c68139f3d8a4f3d7fe45f9dbc0de5b7"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr>
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<tr class="memitem:ga9c68139f3d8a4f3d7fe45f9dbc0de5b7"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00748.html#ga9c68139f3d8a4f3d7fe45f9dbc0de5b7">intersectLineSphere</a> (genType const &point0, genType const &point1, genType const &sphereCenter, typename genType::value_type sphereRadius, genType &intersectionPosition1, genType &intersectionNormal1, genType &intersectionPosition2=genType(), genType &intersectionNormal2=genType())</td></tr>
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<tr class="separator:ga9c68139f3d8a4f3d7fe45f9dbc0de5b7"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga9d29b9b3acb504d43986502f42740df4"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr>
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<tr class="memitem:ga9d29b9b3acb504d43986502f42740df4"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00748.html#ga9d29b9b3acb504d43986502f42740df4">intersectLineTriangle</a> (genType const &orig, genType const &dir, genType const &vert0, genType const &vert1, genType const &vert2, genType &position)</td></tr>
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<tr class="separator:ga9d29b9b3acb504d43986502f42740df4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gad3697a9700ea379739a667ea02573488"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr>
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<tr class="memitem:gad3697a9700ea379739a667ea02573488"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00748.html#gad3697a9700ea379739a667ea02573488">intersectRayPlane</a> (genType const &orig, genType const &dir, genType const &planeOrig, genType const &planeNormal, typename genType::value_type &intersectionDistance)</td></tr>
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<tr class="separator:gad3697a9700ea379739a667ea02573488"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gac88f8cd84c4bcb5b947d56acbbcfa56e"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr>
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<tr class="memitem:gac88f8cd84c4bcb5b947d56acbbcfa56e"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00748.html#gac88f8cd84c4bcb5b947d56acbbcfa56e">intersectRaySphere</a> (genType const &rayStarting, genType const &rayNormalizedDirection, genType const &sphereCenter, typename genType::value_type const sphereRadiusSquered, typename genType::value_type &intersectionDistance)</td></tr>
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<tr class="separator:gac88f8cd84c4bcb5b947d56acbbcfa56e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gad28c00515b823b579c608aafa1100c1d"><td class="memTemplParams" colspan="2">template<typename genType > </td></tr>
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<tr class="memitem:gad28c00515b823b579c608aafa1100c1d"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00748.html#gad28c00515b823b579c608aafa1100c1d">intersectRaySphere</a> (genType const &rayStarting, genType const &rayNormalizedDirection, genType const &sphereCenter, const typename genType::value_type sphereRadius, genType &intersectionPosition, genType &intersectionNormal)</td></tr>
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<tr class="separator:gad28c00515b823b579c608aafa1100c1d"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga65bf2c594482f04881c36bc761f9e946"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
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<tr class="memitem:ga65bf2c594482f04881c36bc761f9e946"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00748.html#ga65bf2c594482f04881c36bc761f9e946">intersectRayTriangle</a> (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)</td></tr>
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<tr class="separator:ga65bf2c594482f04881c36bc761f9e946"><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">Detailed Description</h2>
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<p>Include <<a class="el" href="a00506.html" title="GLM_GTX_intersect ">glm/gtx/intersect.hpp</a>> to use the features of this extension. </p>
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<p>Add intersection functions </p>
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<h2 class="groupheader">Function Documentation</h2>
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<a id="ga9c68139f3d8a4f3d7fe45f9dbc0de5b7"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ga9c68139f3d8a4f3d7fe45f9dbc0de5b7">◆ </a></span>intersectLineSphere()</h2>
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<div class="memitem">
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<td class="memname">GLM_FUNC_DECL bool glm::intersectLineSphere </td>
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<td>(</td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>point0</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>point1</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>sphereCenter</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">typename genType::value_type </td>
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<td class="paramname"><em>sphereRadius</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>intersectionPosition1</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>intersectionNormal1</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>intersectionPosition2</em> = <code>genType()</code>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>intersectionNormal2</em> = <code>genType()</code> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</table>
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</div><div class="memdoc">
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<p>Compute the intersection of a line and a sphere. </p>
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<p>From GLM_GTX_intersect extension </p>
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</div>
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</div>
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<a id="ga9d29b9b3acb504d43986502f42740df4"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ga9d29b9b3acb504d43986502f42740df4">◆ </a></span>intersectLineTriangle()</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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<td class="memname">GLM_FUNC_DECL bool glm::intersectLineTriangle </td>
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<td>(</td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>orig</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>dir</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>vert0</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>vert1</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>vert2</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>position</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</table>
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</div><div class="memdoc">
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<p>Compute the intersection of a line and a triangle. </p>
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<p>From GLM_GTX_intersect extension. </p>
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</div>
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</div>
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<a id="gad3697a9700ea379739a667ea02573488"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#gad3697a9700ea379739a667ea02573488">◆ </a></span>intersectRayPlane()</h2>
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<td class="memname">GLM_FUNC_DECL bool glm::intersectRayPlane </td>
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<td>(</td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>orig</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>dir</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>planeOrig</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>planeNormal</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">typename genType::value_type & </td>
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<td class="paramname"><em>intersectionDistance</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Compute the intersection of a ray and a plane. </p>
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<p>Ray direction and plane normal must be unit length. From GLM_GTX_intersect extension. </p>
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</div>
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</div>
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<a id="gac88f8cd84c4bcb5b947d56acbbcfa56e"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#gac88f8cd84c4bcb5b947d56acbbcfa56e">◆ </a></span>intersectRaySphere() <span class="overload">[1/2]</span></h2>
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<div class="memitem">
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<td class="memname">GLM_FUNC_DECL bool glm::intersectRaySphere </td>
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<td>(</td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>rayStarting</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>rayNormalizedDirection</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>sphereCenter</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">typename genType::value_type const </td>
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<td class="paramname"><em>sphereRadiusSquered</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">typename genType::value_type & </td>
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<td class="paramname"><em>intersectionDistance</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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</div><div class="memdoc">
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<p>Compute the intersection distance of a ray and a sphere. </p>
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<p>The ray direction vector is unit length. From GLM_GTX_intersect extension. </p>
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</div>
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</div>
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<a id="gad28c00515b823b579c608aafa1100c1d"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#gad28c00515b823b579c608aafa1100c1d">◆ </a></span>intersectRaySphere() <span class="overload">[2/2]</span></h2>
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<td class="memname">GLM_FUNC_DECL bool glm::intersectRaySphere </td>
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<td>(</td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>rayStarting</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>rayNormalizedDirection</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType const & </td>
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<td class="paramname"><em>sphereCenter</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const typename genType::value_type </td>
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<td class="paramname"><em>sphereRadius</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>intersectionPosition</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">genType & </td>
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<td class="paramname"><em>intersectionNormal</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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<p>Compute the intersection of a ray and a sphere. </p>
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<p>From GLM_GTX_intersect extension. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga65bf2c594482f04881c36bc761f9e946">◆ </a></span>intersectRayTriangle()</h2>
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<td class="memname">GLM_FUNC_DECL bool glm::intersectRayTriangle </td>
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<td>(</td>
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<td class="paramtype">vec< 3, T, Q > const & </td>
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<td class="paramname"><em>orig</em>, </td>
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<td class="paramtype">vec< 3, T, Q > const & </td>
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<td class="paramname"><em>dir</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">vec< 3, T, Q > const & </td>
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<td class="paramname"><em>v0</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">vec< 3, T, Q > const & </td>
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<td class="paramname"><em>v1</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">vec< 3, T, Q > const & </td>
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<td class="paramname"><em>v2</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">vec< 2, T, Q > & </td>
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<td class="paramname"><em>baryPosition</em>, </td>
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<td class="paramtype">T & </td>
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<td class="paramname"><em>distance</em> </td>
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<td>)</td>
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<p>Compute the intersection of a ray and a triangle. </p>
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<p>Based om Tomas Möller implementation <a href="http://fileadmin.cs.lth.se/cs/Personal/Tomas_Akenine-Moller/raytri/">http://fileadmin.cs.lth.se/cs/Personal/Tomas_Akenine-Moller/raytri/</a> From GLM_GTX_intersect extension. </p>
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