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Updated doxygen API doc

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Christophe Riccio
2016-11-13 00:39:32 +01:00
parent 83d14ee411
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<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.10"/>
<title>0.9.8: Floating-Point Pack and Unpack Functions</title>
<title>0.9.8 API documenation: Angle and Trigonometry Functions</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
@@ -18,7 +18,7 @@
<tr style="height: 56px;">
<td id="projectlogo"><img alt="Logo" src="logo.png"/></td>
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">0.9.8
<div id="projectname">0.9.8 API documenation
</div>
</td>
</tr>
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<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">Floating-Point Pack and Unpack Functions<div class="ingroups"><a class="el" href="a00156.html">GLM Core</a></div></div> </div>
<div class="title">Angle and Trigonometry Functions<div class="ingroups"><a class="el" href="a00155.html">GLM Core</a></div></div> </div>
</div><!--header-->
<div class="contents">
<p>Function parameters specified as angle are assumed to be in units of radians.
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gaa916ca426b2bb0343ba17e3753e245c2"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#gaa916ca426b2bb0343ba17e3753e245c2">packDouble2x32</a> (uvec2 const &amp;v)</td></tr>
<tr class="separator:gaa916ca426b2bb0343ba17e3753e245c2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga20f134b07db3a3d3a38efb2617388c92"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga20f134b07db3a3d3a38efb2617388c92">packHalf2x16</a> (vec2 const &amp;v)</td></tr>
<tr class="separator:ga20f134b07db3a3d3a38efb2617388c92"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga977ab172da5494e5ac63e952afacfbe2"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga977ab172da5494e5ac63e952afacfbe2">packSnorm2x16</a> (vec2 const &amp;v)</td></tr>
<tr class="separator:ga977ab172da5494e5ac63e952afacfbe2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga85e8f17627516445026ab7a9c2e3531a"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga85e8f17627516445026ab7a9c2e3531a">packSnorm4x8</a> (vec4 const &amp;v)</td></tr>
<tr class="separator:ga85e8f17627516445026ab7a9c2e3531a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga0e2d107039fe608a209497af867b85fb"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga0e2d107039fe608a209497af867b85fb">packUnorm2x16</a> (vec2 const &amp;v)</td></tr>
<tr class="separator:ga0e2d107039fe608a209497af867b85fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaf7d2f7341a9eeb4a436929d6f9ad08f2"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#gaf7d2f7341a9eeb4a436929d6f9ad08f2">packUnorm4x8</a> (vec4 const &amp;v)</td></tr>
<tr class="separator:gaf7d2f7341a9eeb4a436929d6f9ad08f2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga5f4296dc5f12f0aa67ac05b8bb322483"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL uvec2&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga5f4296dc5f12f0aa67ac05b8bb322483">unpackDouble2x32</a> (double v)</td></tr>
<tr class="separator:ga5f4296dc5f12f0aa67ac05b8bb322483"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaf59b52e6b28da9335322c4ae19b5d745"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL vec2&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#gaf59b52e6b28da9335322c4ae19b5d745">unpackHalf2x16</a> (uint v)</td></tr>
<tr class="separator:gaf59b52e6b28da9335322c4ae19b5d745"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gacd8f8971a3fe28418be0d0fa1f786b38"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL vec2&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#gacd8f8971a3fe28418be0d0fa1f786b38">unpackSnorm2x16</a> (uint p)</td></tr>
<tr class="separator:gacd8f8971a3fe28418be0d0fa1f786b38"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga2db488646d48b7c43d3218954523fe82"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL vec4&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga2db488646d48b7c43d3218954523fe82">unpackSnorm4x8</a> (uint p)</td></tr>
<tr class="separator:ga2db488646d48b7c43d3218954523fe82"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga1f66188e5d65afeb9ffba1ad971e4007"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL vec2&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga1f66188e5d65afeb9ffba1ad971e4007">unpackUnorm2x16</a> (uint p)</td></tr>
<tr class="separator:ga1f66188e5d65afeb9ffba1ad971e4007"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga7f903259150b67e9466f5f8edffcd197"><td class="memItemLeft" align="right" valign="top">GLM_FUNC_DECL vec4&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00151.html#ga7f903259150b67e9466f5f8edffcd197">unpackUnorm4x8</a> (uint p)</td></tr>
<tr class="separator:ga7f903259150b67e9466f5f8edffcd197"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga58ad259b788528fe0a4bd2eeb5e381cc"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga58ad259b788528fe0a4bd2eeb5e381cc"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga58ad259b788528fe0a4bd2eeb5e381cc">acos</a> (vecType&lt; T, P &gt; const &amp;x)</td></tr>
<tr class="memdesc:ga58ad259b788528fe0a4bd2eeb5e381cc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc cosine. <a href="a00151.html#ga58ad259b788528fe0a4bd2eeb5e381cc">More...</a><br /></td></tr>
<tr class="separator:ga58ad259b788528fe0a4bd2eeb5e381cc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3f368ad3e1883b60748ca2634d816104"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga3f368ad3e1883b60748ca2634d816104"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga3f368ad3e1883b60748ca2634d816104">acosh</a> (vecType&lt; T, P &gt; const &amp;x)</td></tr>
<tr class="memdesc:ga3f368ad3e1883b60748ca2634d816104"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc hyperbolic cosine; returns the non-negative inverse of cosh. <a href="a00151.html#ga3f368ad3e1883b60748ca2634d816104">More...</a><br /></td></tr>
<tr class="separator:ga3f368ad3e1883b60748ca2634d816104"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga88e29b8289e882859d76a25798dd9490"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga88e29b8289e882859d76a25798dd9490"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga88e29b8289e882859d76a25798dd9490">asin</a> (vecType&lt; T, P &gt; const &amp;x)</td></tr>
<tr class="memdesc:ga88e29b8289e882859d76a25798dd9490"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc sine. <a href="a00151.html#ga88e29b8289e882859d76a25798dd9490">More...</a><br /></td></tr>
<tr class="separator:ga88e29b8289e882859d76a25798dd9490"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga72bf44c1984e1afb63acf821ba33cac7"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga72bf44c1984e1afb63acf821ba33cac7"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga72bf44c1984e1afb63acf821ba33cac7">asinh</a> (vecType&lt; T, P &gt; const &amp;x)</td></tr>
<tr class="memdesc:ga72bf44c1984e1afb63acf821ba33cac7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc hyperbolic sine; returns the inverse of sinh. <a href="a00151.html#ga72bf44c1984e1afb63acf821ba33cac7">More...</a><br /></td></tr>
<tr class="separator:ga72bf44c1984e1afb63acf821ba33cac7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga461e769acb8b8cb695a5a89334546611"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga461e769acb8b8cb695a5a89334546611"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga461e769acb8b8cb695a5a89334546611">atan</a> (vecType&lt; T, P &gt; const &amp;y, vecType&lt; T, P &gt; const &amp;x)</td></tr>
<tr class="memdesc:ga461e769acb8b8cb695a5a89334546611"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc tangent. <a href="a00151.html#ga461e769acb8b8cb695a5a89334546611">More...</a><br /></td></tr>
<tr class="separator:ga461e769acb8b8cb695a5a89334546611"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gae8f22458bba8f2321ceb1bfc4a543216"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:gae8f22458bba8f2321ceb1bfc4a543216"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#gae8f22458bba8f2321ceb1bfc4a543216">atan</a> (vecType&lt; T, P &gt; const &amp;y_over_x)</td></tr>
<tr class="memdesc:gae8f22458bba8f2321ceb1bfc4a543216"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc tangent. <a href="a00151.html#gae8f22458bba8f2321ceb1bfc4a543216">More...</a><br /></td></tr>
<tr class="separator:gae8f22458bba8f2321ceb1bfc4a543216"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaffa8decdd8620759f4e6fe4834768b87"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:gaffa8decdd8620759f4e6fe4834768b87"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#gaffa8decdd8620759f4e6fe4834768b87">atanh</a> (vecType&lt; T, P &gt; const &amp;x)</td></tr>
<tr class="memdesc:gaffa8decdd8620759f4e6fe4834768b87"><td class="mdescLeft">&#160;</td><td class="mdescRight">Arc hyperbolic tangent; returns the inverse of tanh. <a href="a00151.html#gaffa8decdd8620759f4e6fe4834768b87">More...</a><br /></td></tr>
<tr class="separator:gaffa8decdd8620759f4e6fe4834768b87"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga728fd86f14609e37d83f82429995b7b3"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga728fd86f14609e37d83f82429995b7b3"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga728fd86f14609e37d83f82429995b7b3">cos</a> (vecType&lt; T, P &gt; const &amp;angle)</td></tr>
<tr class="memdesc:ga728fd86f14609e37d83f82429995b7b3"><td class="mdescLeft">&#160;</td><td class="mdescRight">The standard trigonometric cosine function. <a href="a00151.html#ga728fd86f14609e37d83f82429995b7b3">More...</a><br /></td></tr>
<tr class="separator:ga728fd86f14609e37d83f82429995b7b3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga660582a4e5e843b6c1cd535777e8c295"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga660582a4e5e843b6c1cd535777e8c295"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga660582a4e5e843b6c1cd535777e8c295">cosh</a> (vecType&lt; T, P &gt; const &amp;angle)</td></tr>
<tr class="memdesc:ga660582a4e5e843b6c1cd535777e8c295"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the hyperbolic cosine function, (exp(x) + exp(-x)) / 2. <a href="a00151.html#ga660582a4e5e843b6c1cd535777e8c295">More...</a><br /></td></tr>
<tr class="separator:ga660582a4e5e843b6c1cd535777e8c295"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gabccdcc282134fd62af0ff3d6e4bb21f1"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:gabccdcc282134fd62af0ff3d6e4bb21f1"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#gabccdcc282134fd62af0ff3d6e4bb21f1">degrees</a> (vecType&lt; T, P &gt; const &amp;radians)</td></tr>
<tr class="memdesc:gabccdcc282134fd62af0ff3d6e4bb21f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts radians to degrees and returns the result. <a href="a00151.html#gabccdcc282134fd62af0ff3d6e4bb21f1">More...</a><br /></td></tr>
<tr class="separator:gabccdcc282134fd62af0ff3d6e4bb21f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gafffb5e533f75318bdf4e0967d8a6c05c"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:gafffb5e533f75318bdf4e0967d8a6c05c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#gafffb5e533f75318bdf4e0967d8a6c05c">radians</a> (vecType&lt; T, P &gt; const &amp;degrees)</td></tr>
<tr class="memdesc:gafffb5e533f75318bdf4e0967d8a6c05c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts degrees to radians and returns the result. <a href="a00151.html#gafffb5e533f75318bdf4e0967d8a6c05c">More...</a><br /></td></tr>
<tr class="separator:gafffb5e533f75318bdf4e0967d8a6c05c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga4a0ddceb6b1e64ce0e4da209dcb021d5"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga4a0ddceb6b1e64ce0e4da209dcb021d5"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga4a0ddceb6b1e64ce0e4da209dcb021d5">sin</a> (vecType&lt; T, P &gt; const &amp;angle)</td></tr>
<tr class="memdesc:ga4a0ddceb6b1e64ce0e4da209dcb021d5"><td class="mdescLeft">&#160;</td><td class="mdescRight">The standard trigonometric sine function. <a href="a00151.html#ga4a0ddceb6b1e64ce0e4da209dcb021d5">More...</a><br /></td></tr>
<tr class="separator:ga4a0ddceb6b1e64ce0e4da209dcb021d5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gad8f89c12efe6f8d3ae8046625b266254"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:gad8f89c12efe6f8d3ae8046625b266254"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#gad8f89c12efe6f8d3ae8046625b266254">sinh</a> (vecType&lt; T, P &gt; const &amp;angle)</td></tr>
<tr class="memdesc:gad8f89c12efe6f8d3ae8046625b266254"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the hyperbolic sine function, (exp(x) - exp(-x)) / 2. <a href="a00151.html#gad8f89c12efe6f8d3ae8046625b266254">More...</a><br /></td></tr>
<tr class="separator:gad8f89c12efe6f8d3ae8046625b266254"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab3ae890c38b7d3aa4d5e00998fd296b2"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:gab3ae890c38b7d3aa4d5e00998fd296b2"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#gab3ae890c38b7d3aa4d5e00998fd296b2">tan</a> (vecType&lt; T, P &gt; const &amp;angle)</td></tr>
<tr class="memdesc:gab3ae890c38b7d3aa4d5e00998fd296b2"><td class="mdescLeft">&#160;</td><td class="mdescRight">The standard trigonometric tangent function. <a href="a00151.html#gab3ae890c38b7d3aa4d5e00998fd296b2">More...</a><br /></td></tr>
<tr class="separator:gab3ae890c38b7d3aa4d5e00998fd296b2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga234e904a0075f88654a594b5f837711f"><td class="memTemplParams" colspan="2">template&lt;typename T , precision P, template&lt; typename, precision &gt; class vecType&gt; </td></tr>
<tr class="memitem:ga234e904a0075f88654a594b5f837711f"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vecType&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00151.html#ga234e904a0075f88654a594b5f837711f">tanh</a> (vecType&lt; T, P &gt; const &amp;angle)</td></tr>
<tr class="memdesc:ga234e904a0075f88654a594b5f837711f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the hyperbolic tangent function, sinh(angle) / cosh(angle) <a href="a00151.html#ga234e904a0075f88654a594b5f837711f">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>These functions do not operate component-wise, rather as described in each case. </p>
<p>Function parameters specified as angle are assumed to be in units of radians. </p>
<p>In no case will any of these functions result in a divide by zero error. If the divisor of a ratio is 0, then results will be undefined.</p>
<p>These all operate component-wise. The description is per component. </p>
<h2 class="groupheader">Function Documentation</h2>
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<td class="memname">GLM_FUNC_DECL double glm::packDouble2x32 </td>
<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::acos </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a00157.html#ga9bcffa2d49f28d16f680757b5c0e7c84">uvec2</a> const &amp;&#160;</td>
<td class="paramname"><em>v</em></td><td>)</td>
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<p>Returns a double-precision value obtained by packing the components of v into a 64-bit value. </p>
<p>If an IEEE 754 Inf or NaN is created, it will not signal, and the resulting floating point value is unspecified. Otherwise, the bit- level representation of v is preserved. The first vector component specifies the 32 least significant bits; the second component specifies the 32 most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packDouble2x32.xml">GLSL packDouble2x32 man page</a> </dd>
<p>Arc cosine. </p>
<p>Returns an angle whose sine is x. The range of values returned by this function is [0, PI]. Results are undefined if |x| &gt; 1.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/acos.xml">GLSL acos man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL uint glm::packHalf2x16 </td>
<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::acosh </td>
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<td class="paramtype"><a class="el" href="a00157.html#ga09d0200e8ff86391d8804b4fefd5f1da">vec2</a> const &amp;&#160;</td>
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<p>Returns an unsigned integer obtained by converting the components of a two-component floating-point vector to the 16-bit floating-point representation found in the OpenGL Specification, and then packing these two 16- bit integers into a 32-bit unsigned integer. </p>
<p>The first vector component specifies the 16 least-significant bits of the result; the second component specifies the 16 most-significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packHalf2x16.xml">GLSL packHalf2x16 man page</a> </dd>
<p>Arc hyperbolic cosine; returns the non-negative inverse of cosh. </p>
<p>Results are undefined if x &lt; 1.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
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</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/acosh.xml">GLSL acosh man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL uint glm::packSnorm2x16 </td>
<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::asin </td>
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<td class="paramtype"><a class="el" href="a00157.html#ga09d0200e8ff86391d8804b4fefd5f1da">vec2</a> const &amp;&#160;</td>
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<p>First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. </p>
<p>Then, the results are packed into the returned 32-bit unsigned integer.</p>
<p>The conversion for component c of v to fixed point is done as follows: packSnorm2x16: round(clamp(v, -1, +1) * 32767.0)</p>
<p>The first component of the vector will be written to the least significant bits of the output; the last component will be written to the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packSnorm2x16.xml">GLSL packSnorm2x16 man page</a> </dd>
<p>Arc sine. </p>
<p>Returns an angle whose sine is x. The range of values returned by this function is [-PI/2, PI/2]. Results are undefined if |x| &gt; 1.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/asin.xml">GLSL asin man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::asinh </td>
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<td class="paramtype"><a class="el" href="a00157.html#gafbab23070ca47932487d25332adc7d7c">vec4</a> const &amp;&#160;</td>
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<p>First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. </p>
<p>Then, the results are packed into the returned 32-bit unsigned integer.</p>
<p>The conversion for component c of v to fixed point is done as follows: packSnorm4x8: round(clamp(c, -1, +1) * 127.0)</p>
<p>The first component of the vector will be written to the least significant bits of the output; the last component will be written to the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packSnorm4x8.xml">GLSL packSnorm4x8 man page</a> </dd>
<p>Arc hyperbolic sine; returns the inverse of sinh. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/asinh.xml">GLSL asinh man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::atan </td>
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<td class="paramname"><em>y</em>, </td>
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<p>Arc tangent. </p>
<p>Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/atan.xml">GLSL atan man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
<p>Referenced by <a class="el" href="a00017_source.html#l00055">glm::atan2()</a>.</p>
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<p>First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. </p>
<p>Then, the results are packed into the returned 32-bit unsigned integer.</p>
<p>The conversion for component c of v to fixed point is done as follows: packUnorm2x16: round(clamp(c, 0, +1) * 65535.0)</p>
<p>The first component of the vector will be written to the least significant bits of the output; the last component will be written to the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packUnorm2x16.xml">GLSL packUnorm2x16 man page</a> </dd>
<p>Arc tangent. </p>
<p>Returns an angle whose tangent is y_over_x. The range of values returned by this function is [-PI/2, PI/2].</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
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</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/atan.xml">GLSL atan man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="paramtype"><a class="el" href="a00157.html#gafbab23070ca47932487d25332adc7d7c">vec4</a> const &amp;&#160;</td>
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<p>First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. </p>
<p>Then, the results are packed into the returned 32-bit unsigned integer.</p>
<p>The conversion for component c of v to fixed point is done as follows: packUnorm4x8: round(clamp(c, 0, +1) * 255.0)</p>
<p>The first component of the vector will be written to the least significant bits of the output; the last component will be written to the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packUnorm4x8.xml">GLSL packUnorm4x8 man page</a> </dd>
<p>Arc hyperbolic tangent; returns the inverse of tanh. </p>
<p>Results are undefined if abs(x) &gt;= 1.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
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</dd>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/atanh.xml">GLSL atanh man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::cos </td>
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<p>Returns a two-component unsigned integer vector representation of v. </p>
<p>The bit-level representation of v is preserved. The first component of the vector contains the 32 least significant bits of the double; the second component consists the 32 most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackDouble2x32.xml">GLSL unpackDouble2x32 man page</a> </dd>
<p>The standard trigonometric cosine function. </p>
<p>The values returned by this function will range from [-1, 1].</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/cos.xml">GLSL cos man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<p>Returns a two-component floating-point vector with components obtained by unpacking a 32-bit unsigned integer into a pair of 16-bit values, interpreting those values as 16-bit floating-point numbers according to the OpenGL Specification, and converting them to 32-bit floating-point values. </p>
<p>The first component of the vector is obtained from the 16 least-significant bits of v; the second component is obtained from the 16 most-significant bits of v.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackHalf2x16.xml">GLSL unpackHalf2x16 man page</a> </dd>
<p>Returns the hyperbolic cosine function, (exp(x) + exp(-x)) / 2. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/cosh.xml">GLSL cosh man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<p>First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. </p>
<p>Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector.</p>
<p>The conversion for unpacked fixed-point value f to floating point is done as follows: unpackSnorm2x16: clamp(f / 32767.0, -1, +1)</p>
<p>The first component of the returned vector will be extracted from the least significant bits of the input; the last component will be extracted from the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackSnorm2x16.xml">GLSL unpackSnorm2x16 man page</a> </dd>
<p>Converts radians to degrees and returns the result. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/degrees.xml">GLSL degrees man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL vec4 glm::unpackSnorm4x8 </td>
<td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vecType&lt;T, P&gt; glm::radians </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a00158.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a>&#160;</td>
<td class="paramname"><em>p</em></td><td>)</td>
<td class="paramtype">vecType&lt; T, P &gt; const &amp;&#160;</td>
<td class="paramname"><em>degrees</em></td><td>)</td>
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<p>First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. </p>
<p>Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector.</p>
<p>The conversion for unpacked fixed-point value f to floating point is done as follows: unpackSnorm4x8: clamp(f / 127.0, -1, +1)</p>
<p>The first component of the returned vector will be extracted from the least significant bits of the input; the last component will be extracted from the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackSnorm4x8.xml">GLSL unpackSnorm4x8 man page</a> </dd>
<p>Converts degrees to radians and returns the result. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/radians.xml">GLSL radians man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL vec2 glm::unpackUnorm2x16 </td>
<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::sin </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a00158.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a>&#160;</td>
<td class="paramname"><em>p</em></td><td>)</td>
<td class="paramtype">vecType&lt; T, P &gt; const &amp;&#160;</td>
<td class="paramname"><em>angle</em></td><td>)</td>
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<p>First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. </p>
<p>Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector.</p>
<p>The conversion for unpacked fixed-point value f to floating point is done as follows: unpackUnorm2x16: f / 65535.0</p>
<p>The first component of the returned vector will be extracted from the least significant bits of the input; the last component will be extracted from the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackUnorm2x16.xml">GLSL unpackUnorm2x16 man page</a> </dd>
<p>The standard trigonometric sine function. </p>
<p>The values returned by this function will range from [-1, 1].</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/sin.xml">GLSL sin man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="memname">GLM_FUNC_DECL vec4 glm::unpackUnorm4x8 </td>
<td class="memname">GLM_FUNC_DECL vecType&lt;T, P&gt; glm::sinh </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a00158.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a>&#160;</td>
<td class="paramname"><em>p</em></td><td>)</td>
<td class="paramtype">vecType&lt; T, P &gt; const &amp;&#160;</td>
<td class="paramname"><em>angle</em></td><td>)</td>
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<p>First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. </p>
<p>Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector.</p>
<p>The conversion for unpacked fixed-point value f to floating point is done as follows: unpackUnorm4x8: f / 255.0</p>
<p>The first component of the returned vector will be extracted from the least significant bits of the input; the last component will be extracted from the most significant bits.</p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackUnorm4x8.xml">GLSL unpackUnorm4x8 man page</a> </dd>
<p>Returns the hyperbolic sine function, (exp(x) - exp(-x)) / 2. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/sinh.xml">GLSL sinh man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> </dd></dl>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td class="paramtype">vecType&lt; T, P &gt; const &amp;&#160;</td>
<td class="paramname"><em>angle</em></td><td>)</td>
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<p>The standard trigonometric tangent function. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/tan.xml">GLSL tan man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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<td>(</td>
<td class="paramtype">vecType&lt; T, P &gt; const &amp;&#160;</td>
<td class="paramname"><em>angle</em></td><td>)</td>
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<p>Returns the hyperbolic tangent function, sinh(angle) / cosh(angle) </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">genType</td><td>Floating-point scalar or vector types.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/tanh.xml">GLSL tanh man page</a> </dd>
<dd>
<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.1 Angle and Trigonometry Functions</a> </dd></dl>
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