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228 lines
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228 lines
9.4 KiB
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<title>GLM_GTX_fast_exponential: Fast exponentiation functions</title> |
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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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<h1>GLM_GTX_fast_exponential: Fast exponentiation functions</h1> </div> |
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<div class="ingroups"><a class="el" href="a00152.html">GTX Extensions (Experimental)</a></div></div> |
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<div class="contents"> |
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<p>Fast but less accurate implementations of exponential based functions. |
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<a href="#_details">More...</a></p> |
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<table class="memberdecls"> |
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<tr><td colspan="2"><h2><a name="func-members"></a> |
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Functions</h2></td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename T > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#ga7a536a4265d03d176fb5a3ed6049d064">fastExp</a> (const T &x)</td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename T > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#ga2562b1d61d35bdc2abbe22ef4ec7984c">fastExp2</a> (const T &x)</td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename T > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#gab3624502e807d6b387888fdd41ea1bd3">fastLn</a> (const T &x)</td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename T > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#ga33166ad8f8a52017fb9fed37f51889b2">fastLog</a> (const T &x)</td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename T > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#ga3083053330ec42b24394e0d723fe176e">fastLog2</a> (const T &x)</td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename genType > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">genType </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#gaa94063435a0d431ff310027bd92bf69e">fastPow</a> (genType const &x, genType const &y)</td></tr> |
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<tr><td class="memTemplParams" colspan="2">template<typename genTypeT , typename genTypeU > </td></tr> |
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<tr><td class="memTemplItemLeft" align="right" valign="top">genTypeT </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00182.html#ga45b90ca5ba2cbcbae23b7700923b8e09">fastPow</a> (genTypeT const &x, genTypeU const &y)</td></tr> |
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</table> |
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<hr/><a name="_details"></a><h2>Detailed Description</h2> |
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<p>Fast but less accurate implementations of exponential based functions. </p> |
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<p><<a class="el" href="a00038.html" title="OpenGL Mathematics (glm.g-truc.net)">glm/gtx/fast_exponential.hpp</a>> need to be included to use these functionalities. </p> |
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<hr/><h2>Function Documentation</h2> |
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<a class="anchor" id="ga7a536a4265d03d176fb5a3ed6049d064"></a><!-- doxytag: member="glm::fastExp" ref="ga7a536a4265d03d176fb5a3ed6049d064" args="(const T &x)" --> |
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<div class="memitem"> |
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<td class="memname">T glm::fastExp </td> |
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<td>(</td> |
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<td class="paramtype">const T & </td> |
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<td class="paramname"><em>x</em></td><td>)</td> |
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<td></td> |
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<div class="memdoc"> |
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<p>Faster than the common exp function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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<a class="anchor" id="ga2562b1d61d35bdc2abbe22ef4ec7984c"></a><!-- doxytag: member="glm::fastExp2" ref="ga2562b1d61d35bdc2abbe22ef4ec7984c" args="(const T &x)" --> |
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<td class="memname">T glm::fastExp2 </td> |
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<td>(</td> |
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<td class="paramtype">const T & </td> |
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<td class="paramname"><em>x</em></td><td>)</td> |
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<div class="memdoc"> |
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<p>Faster than the common exp2 function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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</div> |
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</div> |
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<a class="anchor" id="gab3624502e807d6b387888fdd41ea1bd3"></a><!-- doxytag: member="glm::fastLn" ref="gab3624502e807d6b387888fdd41ea1bd3" args="(const T &x)" --> |
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<div class="memitem"> |
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<td class="memname">T glm::fastLn </td> |
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<td>(</td> |
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<td class="paramtype">const T & </td> |
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<td class="paramname"><em>x</em></td><td>)</td> |
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<div class="memdoc"> |
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<p>Faster than the common ln function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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</div> |
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<a class="anchor" id="ga33166ad8f8a52017fb9fed37f51889b2"></a><!-- doxytag: member="glm::fastLog" ref="ga33166ad8f8a52017fb9fed37f51889b2" args="(const T &x)" --> |
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<div class="memitem"> |
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<td class="memname">T glm::fastLog </td> |
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<td>(</td> |
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<td class="paramtype">const T & </td> |
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<td class="paramname"><em>x</em></td><td>)</td> |
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<td></td> |
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</table> |
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<div class="memdoc"> |
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<p>Faster than the common log function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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</div> |
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</div> |
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<a class="anchor" id="ga3083053330ec42b24394e0d723fe176e"></a><!-- doxytag: member="glm::fastLog2" ref="ga3083053330ec42b24394e0d723fe176e" args="(const T &x)" --> |
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<td class="memname">T glm::fastLog2 </td> |
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<td>(</td> |
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<td class="paramtype">const T & </td> |
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<td class="paramname"><em>x</em></td><td>)</td> |
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<td></td> |
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</table> |
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<div class="memdoc"> |
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<p>Faster than the common log2 function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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</div> |
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</div> |
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<a class="anchor" id="gaa94063435a0d431ff310027bd92bf69e"></a><!-- doxytag: member="glm::fastPow" ref="gaa94063435a0d431ff310027bd92bf69e" args="(genType const &x, genType const &y)" --> |
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<td class="memname">genType glm::fastPow </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>x</em>, </td> |
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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>y</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 class="memdoc"> |
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<p>Faster than the common pow function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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</div> |
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</div> |
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<a class="anchor" id="ga45b90ca5ba2cbcbae23b7700923b8e09"></a><!-- doxytag: member="glm::fastPow" ref="ga45b90ca5ba2cbcbae23b7700923b8e09" args="(genTypeT const &x, genTypeU const &y)" --> |
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<td class="memname">genTypeT glm::fastPow </td> |
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<td class="paramtype">genTypeT const & </td> |
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<td class="paramname"><em>x</em>, </td> |
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<td class="paramkey"></td> |
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<td class="paramname"><em>y</em> </td> |
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<td>)</td> |
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<div class="memdoc"> |
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<p>Faster than the common pow function but less accurate. </p> |
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<p>From GLM_GTX_fast_exponential extension. </p> |
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</div> |
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</div> |
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