2017-08-15 19:22:51 +00:00
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = "http://www.w3.org/1999/xhtml" >
< head >
< 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 > 0.9.9 API documenation: fast_trigonometry.hpp Source File< / 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 >
< link href = "search/search.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "search/searchdata.js" > < / script >
< script type = "text/javascript" src = "search/search.js" > < / script >
< script type = "text/javascript" >
$(document).ready(function() { init_search(); });
< / script >
< link href = "doxygen.css" rel = "stylesheet" type = "text/css" / >
< / head >
< body >
< div id = "top" > <!-- do not remove this div, it is closed by doxygen! -->
< div id = "titlearea" >
< table cellspacing = "0" cellpadding = "0" >
< tbody >
< tr style = "height: 56px;" >
2017-08-17 18:39:22 +00:00
< td id = "projectlogo" > < img alt = "Logo" src = "logo-mini.png" / > < / td >
2017-08-15 19:22:51 +00:00
< td id = "projectalign" style = "padding-left: 0.5em;" >
< div id = "projectname" > 0.9.9 API documenation
< / div >
< / td >
< / tr >
< / tbody >
< / table >
< / div >
<!-- end header part -->
<!-- Generated by Doxygen 1.8.10 -->
< script type = "text/javascript" >
var searchBox = new SearchBox("searchBox", "search",false,'Search');
< / script >
< div id = "navrow1" class = "tabs" >
< ul class = "tablist" >
< li > < a href = "index.html" > < span > Main  Page< / span > < / a > < / li >
< li > < a href = "modules.html" > < span > Modules< / span > < / a > < / li >
< li class = "current" > < a href = "files.html" > < span > Files< / span > < / a > < / li >
< li >
< div id = "MSearchBox" class = "MSearchBoxInactive" >
< span class = "left" >
< img id = "MSearchSelect" src = "search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
< input type = "text" id = "MSearchField" value = "Search" accesskey = "S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
< / span > < span class = "right" >
< a id = "MSearchClose" href = "javascript:searchBox.CloseResultsWindow()" > < img id = "MSearchCloseImg" border = "0" src = "search/close.png" alt = "" / > < / a >
< / span >
< / div >
< / li >
< / ul >
< / div >
< div id = "navrow2" class = "tabs2" >
< ul class = "tablist" >
< li > < a href = "files.html" > < span > File  List< / span > < / a > < / li >
< / ul >
< / div >
<!-- window showing the filter options -->
< div id = "MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
< / div >
<!-- iframe showing the search results (closed by default) -->
< div id = "MSearchResultsWindow" >
< iframe src = "javascript:void(0)" frameborder = "0"
name="MSearchResults" id="MSearchResults">
< / iframe >
< / div >
< div id = "nav-path" class = "navpath" >
< ul >
< li class = "navelem" > < a class = "el" href = "dir_934f46a345653ef2b3014a1b37a162c1.html" > G:< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_98f7f9d41f9d3029bd68cf237526a774.html" > Source< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_9344afb825aed5e2f5be1d2015dde43c.html" > G-Truc< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_45973f864e07b2505003ae343b7c8af7.html" > glm< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_304be5dfae1339a7705426c0b536faf2.html" > glm< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_e8f3c1046ba4b357711397765359cd18.html" > gtx< / a > < / li > < / ul >
< / div >
< / div > <!-- top -->
< div class = "header" >
< div class = "headertitle" >
< div class = "title" > fast_trigonometry.hpp< / div > < / div >
< / div > <!-- header -->
< div class = "contents" >
< a href = "a00031.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #pragma once< / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "comment" > // Dependency:< / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " ../gtc/constants.hpp" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #ifndef GLM_ENABLE_EXPERIMENTAL< / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > # error " GLM: GLM_GTX_fast_trigonometry is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it." < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #if GLM_MESSAGES == GLM_MESSAGES_ENABLED & & !defined(GLM_EXT_INCLUDED)< / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "preprocessor" > # pragma message(" GLM: GLM_GTX_fast_trigonometry extension included" )< / span > < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "a00135.html" > glm< / a > < / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   {< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#ga069527c6dbd64f53435b8ebc4878b473" > wrapAngle< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#ga0aab3257bb3b628d10a1e0483e2c6915" > fastSin< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#gab34c8b45c23c0165a64dcecfcc3b302a" > fastCos< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#gaf29b9c1101a10007b4f79ee89df27ba2" > fastTan< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#ga562cb62c51fbfe7fac7db0bce706b81f" > fastAsin< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#ga9721d63356e5d94fdc4b393a426ab26b" > fastAcos< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#gae25de86a968490ff56856fa425ec9d30" > fastAtan< / a > (T y, T x);< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
2017-08-17 17:53:21 +00:00
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   GLM_FUNC_DECL T < a class = "code" href = "a00185.html#gae25de86a968490ff56856fa425ec9d30" > fastAtan< / a > (T < a class = "code" href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > angle< / a > );< / div >
2017-08-15 19:22:51 +00:00
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   }< span class = "comment" > //namespace glm< / span > < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "preprocessor" > #include " fast_trigonometry.inl" < / span > < / div >
2017-08-17 17:53:21 +00:00
< div class = "ttc" id = "a00185_html_gab34c8b45c23c0165a64dcecfcc3b302a" > < div class = "ttname" > < a href = "a00185.html#gab34c8b45c23c0165a64dcecfcc3b302a" > glm::fastCos< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T fastCos(T angle)< / div > < div class = "ttdoc" > Faster than the common cos function but less accurate. < / div > < / div >
< div class = "ttc" id = "a00135_html" > < div class = "ttname" > < a href = "a00135.html" > glm< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "a00015_source.html#l00020" > common.hpp:20< / a > < / div > < / div >
< div class = "ttc" id = "a00185_html_ga069527c6dbd64f53435b8ebc4878b473" > < div class = "ttname" > < a href = "a00185.html#ga069527c6dbd64f53435b8ebc4878b473" > glm::wrapAngle< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T wrapAngle(T angle)< / div > < div class = "ttdoc" > Wrap an angle to [0 2pi[ From GLM_GTX_fast_trigonometry extension. < / div > < / div >
< div class = "ttc" id = "a00160_html_gaaee6c856cae3217d274a240238cb6373" > < div class = "ttname" > < a href = "a00160.html#gaaee6c856cae3217d274a240238cb6373" > glm::angle< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T angle(tquat< T, Q > const & x)< / div > < div class = "ttdoc" > Returns the quaternion rotation angle. < / div > < / div >
< div class = "ttc" id = "a00185_html_ga0aab3257bb3b628d10a1e0483e2c6915" > < div class = "ttname" > < a href = "a00185.html#ga0aab3257bb3b628d10a1e0483e2c6915" > glm::fastSin< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T fastSin(T angle)< / div > < div class = "ttdoc" > Faster than the common sin function but less accurate. < / div > < / div >
< div class = "ttc" id = "a00185_html_ga9721d63356e5d94fdc4b393a426ab26b" > < div class = "ttname" > < a href = "a00185.html#ga9721d63356e5d94fdc4b393a426ab26b" > glm::fastAcos< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T fastAcos(T angle)< / div > < div class = "ttdoc" > Faster than the common acos function but less accurate. < / div > < / div >
< div class = "ttc" id = "a00185_html_ga562cb62c51fbfe7fac7db0bce706b81f" > < div class = "ttname" > < a href = "a00185.html#ga562cb62c51fbfe7fac7db0bce706b81f" > glm::fastAsin< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T fastAsin(T angle)< / div > < div class = "ttdoc" > Faster than the common asin function but less accurate. < / div > < / div >
< div class = "ttc" id = "a00185_html_gae25de86a968490ff56856fa425ec9d30" > < div class = "ttname" > < a href = "a00185.html#gae25de86a968490ff56856fa425ec9d30" > glm::fastAtan< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T fastAtan(T angle)< / div > < div class = "ttdoc" > Faster than the common atan function but less accurate. < / div > < / div >
< div class = "ttc" id = "a00185_html_gaf29b9c1101a10007b4f79ee89df27ba2" > < div class = "ttname" > < a href = "a00185.html#gaf29b9c1101a10007b4f79ee89df27ba2" > glm::fastTan< / a > < / div > < div class = "ttdeci" > GLM_FUNC_DECL T fastTan(T angle)< / div > < div class = "ttdoc" > Faster than the common tan function but less accurate. < / div > < / div >
2017-08-15 19:22:51 +00:00
< / div > <!-- fragment --> < / div > <!-- contents -->
<!-- start footer part -->
< hr class = "footer" / > < address class = "footer" > < small >
Generated by   < a href = "http://www.doxygen.org/index.html" >
< img class = "footer" src = "doxygen.png" alt = "doxygen" / >
< / a > 1.8.10
< / small > < / address >
< / body >
< / html >
