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8415b031f9
The description of the function "exp" erroneously referred to "x" rather than "v". Rectified.
376 lines
20 KiB
HTML
376 lines
20 KiB
HTML
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<div class="header">
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<div class="summary">
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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">Exponential functions<div class="ingroups"><a class="el" href="a00280.html">Core features</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<p>Provides GLSL exponential functions.
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<a href="#details">More...</a></p>
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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:ga071566cadc7505455e611f2a0353f4d4"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:ga071566cadc7505455e611f2a0353f4d4"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#ga071566cadc7505455e611f2a0353f4d4">exp</a> (vec< L, T, Q > const &v)</td></tr>
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<tr class="memdesc:ga071566cadc7505455e611f2a0353f4d4"><td class="mdescLeft"> </td><td class="mdescRight">Returns the natural exponentiation of v, i.e., e^v. <a href="a00242.html#ga071566cadc7505455e611f2a0353f4d4">More...</a><br /></td></tr>
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<tr class="separator:ga071566cadc7505455e611f2a0353f4d4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaff17ace6b579a03bf223ed4d1ed2cd16"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:gaff17ace6b579a03bf223ed4d1ed2cd16"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#gaff17ace6b579a03bf223ed4d1ed2cd16">exp2</a> (vec< L, T, Q > const &v)</td></tr>
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<tr class="memdesc:gaff17ace6b579a03bf223ed4d1ed2cd16"><td class="mdescLeft"> </td><td class="mdescRight">Returns 2 raised to the v power. <a href="a00242.html#gaff17ace6b579a03bf223ed4d1ed2cd16">More...</a><br /></td></tr>
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<tr class="separator:gaff17ace6b579a03bf223ed4d1ed2cd16"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga523dd6bd0ad9f75ae2d24c8e4b017b7a"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:ga523dd6bd0ad9f75ae2d24c8e4b017b7a"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#ga523dd6bd0ad9f75ae2d24c8e4b017b7a">inversesqrt</a> (vec< L, T, Q > const &v)</td></tr>
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<tr class="memdesc:ga523dd6bd0ad9f75ae2d24c8e4b017b7a"><td class="mdescLeft"> </td><td class="mdescRight">Returns the reciprocal of the positive square root of v. <a href="a00242.html#ga523dd6bd0ad9f75ae2d24c8e4b017b7a">More...</a><br /></td></tr>
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<tr class="separator:ga523dd6bd0ad9f75ae2d24c8e4b017b7a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga918c9f3fd086ce20e6760c903bd30fa9"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:ga918c9f3fd086ce20e6760c903bd30fa9"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#ga918c9f3fd086ce20e6760c903bd30fa9">log</a> (vec< L, T, Q > const &v)</td></tr>
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<tr class="memdesc:ga918c9f3fd086ce20e6760c903bd30fa9"><td class="mdescLeft"> </td><td class="mdescRight">Returns the natural logarithm of v, i.e., returns the value y which satisfies the equation x = e^y. <a href="a00242.html#ga918c9f3fd086ce20e6760c903bd30fa9">More...</a><br /></td></tr>
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<tr class="separator:ga918c9f3fd086ce20e6760c903bd30fa9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga82831c7d9cca777cebedfe03a19c8d75"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:ga82831c7d9cca777cebedfe03a19c8d75"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#ga82831c7d9cca777cebedfe03a19c8d75">log2</a> (vec< L, T, Q > const &v)</td></tr>
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<tr class="memdesc:ga82831c7d9cca777cebedfe03a19c8d75"><td class="mdescLeft"> </td><td class="mdescRight">Returns the base 2 log of x, i.e., returns the value y, which satisfies the equation x = 2 ^ y. <a href="a00242.html#ga82831c7d9cca777cebedfe03a19c8d75">More...</a><br /></td></tr>
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<tr class="separator:ga82831c7d9cca777cebedfe03a19c8d75"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga2254981952d4f333b900a6bf5167a6c4"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:ga2254981952d4f333b900a6bf5167a6c4"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#ga2254981952d4f333b900a6bf5167a6c4">pow</a> (vec< L, T, Q > const &base, vec< L, T, Q > const &exponent)</td></tr>
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<tr class="memdesc:ga2254981952d4f333b900a6bf5167a6c4"><td class="mdescLeft"> </td><td class="mdescRight">Returns 'base' raised to the power 'exponent'. <a href="a00242.html#ga2254981952d4f333b900a6bf5167a6c4">More...</a><br /></td></tr>
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<tr class="separator:ga2254981952d4f333b900a6bf5167a6c4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaa83e5f1648b7ccdf33b87c07c76cb77c"><td class="memTemplParams" colspan="2">template<length_t L, typename T , qualifier Q> </td></tr>
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<tr class="memitem:gaa83e5f1648b7ccdf33b87c07c76cb77c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< L, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00242.html#gaa83e5f1648b7ccdf33b87c07c76cb77c">sqrt</a> (vec< L, T, Q > const &v)</td></tr>
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<tr class="memdesc:gaa83e5f1648b7ccdf33b87c07c76cb77c"><td class="mdescLeft"> </td><td class="mdescRight">Returns the positive square root of v. <a href="a00242.html#gaa83e5f1648b7ccdf33b87c07c76cb77c">More...</a><br /></td></tr>
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<tr class="separator:gaa83e5f1648b7ccdf33b87c07c76cb77c"><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>Provides GLSL exponential functions. </p>
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<p>These all operate component-wise. The description is per component.</p>
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<p>Include <<a class="el" href="a00026.html" title="Core features ">glm/exponential.hpp</a>> to use these core features. </p>
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<h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga071566cadc7505455e611f2a0353f4d4"></a>
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<div class="memitem">
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<div class="memproto">
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<tr>
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<td class="memname">GLM_FUNC_DECL vec<L, T, Q> glm::exp </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>v</em></td><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>Returns the natural exponentiation of x, i.e., e^x. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">v</td><td>exp function is defined for input values of v defined in the range (inf-, inf+) in the limit of the type qualifier. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
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<tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp.xml">GLSL exp man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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</div>
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</div>
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<a class="anchor" id="gaff17ace6b579a03bf223ed4d1ed2cd16"></a>
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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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<tr>
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<td class="memname">GLM_FUNC_DECL vec<L, T, Q> glm::exp2 </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>v</em></td><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>Returns 2 raised to the v power. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">v</td><td>exp2 function is defined for input values of v defined in the range (inf-, inf+) in the limit of the type qualifier. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
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<tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/exp2.xml">GLSL exp2 man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga523dd6bd0ad9f75ae2d24c8e4b017b7a"></a>
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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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<tr>
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<td class="memname">GLM_FUNC_DECL vec<L, T, Q> glm::inversesqrt </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>v</em></td><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>Returns the reciprocal of the positive square root of v. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">v</td><td>inversesqrt function is defined for input values of v defined in the range [0, inf+) in the limit of the type qualifier. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
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<tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/inversesqrt.xml">GLSL inversesqrt man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga918c9f3fd086ce20e6760c903bd30fa9"></a>
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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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<tr>
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<td class="memname">GLM_FUNC_DECL vec<L, T, Q> glm::log </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>v</em></td><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>Returns the natural logarithm of v, i.e., returns the value y which satisfies the equation x = e^y. </p>
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<p>Results are undefined if v <= 0.</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">v</td><td>log function is defined for input values of v defined in the range (0, inf+) in the limit of the type qualifier. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
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<tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log.xml">GLSL log man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga82831c7d9cca777cebedfe03a19c8d75"></a>
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<div class="memitem">
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<div class="memproto">
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<td class="memname">GLM_FUNC_DECL vec<L, T, Q> glm::log2 </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>v</em></td><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>Returns the base 2 log of x, i.e., returns the value y, which satisfies the equation x = 2 ^ y. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">v</td><td>log2 function is defined for input values of v defined in the range (0, inf+) in the limit of the type qualifier. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
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<tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/log2.xml">GLSL log2 man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga2254981952d4f333b900a6bf5167a6c4"></a>
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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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<tr>
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<td class="memname">GLM_FUNC_DECL vec<L, T, Q> glm::pow </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>base</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">vec< L, T, Q > const & </td>
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<td class="paramname"><em>exponent</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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</table>
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</div><div class="memdoc">
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<p>Returns 'base' raised to the power 'exponent'. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>Floating point value. pow function is defined for input values of 'base' defined in the range (inf-, inf+) in the limit of the type qualifier. </td></tr>
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<tr><td class="paramname">exponent</td><td>Floating point value representing the 'exponent'.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/pow.xml">GLSL pow man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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</div>
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</div>
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<a class="anchor" id="gaa83e5f1648b7ccdf33b87c07c76cb77c"></a>
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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 vec<L, T, Q> glm::sqrt </td>
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<td>(</td>
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<td class="paramtype">vec< L, T, Q > const & </td>
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<td class="paramname"><em>v</em></td><td>)</td>
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<td></td>
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</table>
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</div><div class="memdoc">
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<p>Returns the positive square root of v. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">v</td><td>sqrt function is defined for input values of v defined in the range [0, inf+) in the limit of the type qualifier. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
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<tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/sqrt.xml">GLSL sqrt man page</a> </dd>
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<dd>
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<a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.2 Exponential Functions</a> </dd></dl>
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