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  63. 

  64. <div class="header">
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    66. 

  66. <a href="#func-members">Functions</a>  </div>
    67. 

  67.   <div class="headertitle">
    68. 

  68. <div class="title">GLM_EXT_vector_ulp<div class="ingroups"><a class="el" href="a00903.html">Stable extensions</a></div></div>  </div>
    69. 

  69. </div><!--header-->
    70. 

  70. <div class="contents">
    71. 

  71. <table class="memberdecls">
    72. 

  72. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
    73. 

  73. Functions</h2></td></tr>
    74. 

  74. <tr class="memitem:gabe2040cbbe66a60cafb37f6155f78e4c"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    75. 

  75. <tr class="memitem:gabe2040cbbe66a60cafb37f6155f78e4c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, <a class="el" href="a00868.html#gaff5189f97f9e842d9636a0f240001b2e">int64</a>, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#gabe2040cbbe66a60cafb37f6155f78e4c">floatDistance</a> (vec&lt; L, double, Q &gt; const &amp;x, vec&lt; L, double, Q &gt; const &amp;y)</td></tr>
    76. 

  76. <tr class="memdesc:gabe2040cbbe66a60cafb37f6155f78e4c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the distance in the number of ULP between 2 double-precision floating-point scalars.  <a href="a00896.html#gabe2040cbbe66a60cafb37f6155f78e4c">More...</a><br /></td></tr>
    77. 

  77. <tr class="separator:gabe2040cbbe66a60cafb37f6155f78e4c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    78. 

  78. <tr class="memitem:ga03f464c6a03a725ea18e72cf1ed31417"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    79. 

  79. <tr class="memitem:ga03f464c6a03a725ea18e72cf1ed31417"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, int, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#ga03f464c6a03a725ea18e72cf1ed31417">floatDistance</a> (vec&lt; L, float, Q &gt; const &amp;x, vec&lt; L, float, Q &gt; const &amp;y)</td></tr>
    80. 

  80. <tr class="memdesc:ga03f464c6a03a725ea18e72cf1ed31417"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the distance in the number of ULP between 2 single-precision floating-point scalars.  <a href="a00896.html#ga03f464c6a03a725ea18e72cf1ed31417">More...</a><br /></td></tr>
    81. 

  81. <tr class="separator:ga03f464c6a03a725ea18e72cf1ed31417"><td class="memSeparator" colspan="2">&#160;</td></tr>
    82. 

  82. <tr class="memitem:gadbd6e5dff9c0ae4567b3edd9019c1bee"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    83. 

  83. <tr class="memitem:gadbd6e5dff9c0ae4567b3edd9019c1bee"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#gadbd6e5dff9c0ae4567b3edd9019c1bee">nextFloat</a> (vec&lt; L, T, Q &gt; const &amp;x)</td></tr>
    84. 

  84. <tr class="memdesc:gadbd6e5dff9c0ae4567b3edd9019c1bee"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the next ULP value(s) after the input value(s).  <a href="a00896.html#gadbd6e5dff9c0ae4567b3edd9019c1bee">More...</a><br /></td></tr>
    85. 

  85. <tr class="separator:gadbd6e5dff9c0ae4567b3edd9019c1bee"><td class="memSeparator" colspan="2">&#160;</td></tr>
    86. 

  86. <tr class="memitem:ga92f82c4f45b5b43ccc29533990db079d"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    87. 

  87. <tr class="memitem:ga92f82c4f45b5b43ccc29533990db079d"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#ga92f82c4f45b5b43ccc29533990db079d">nextFloat</a> (vec&lt; L, T, Q &gt; const &amp;x, int ULPs)</td></tr>
    88. 

  88. <tr class="memdesc:ga92f82c4f45b5b43ccc29533990db079d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the value(s) ULP distance after the input value(s).  <a href="a00896.html#ga92f82c4f45b5b43ccc29533990db079d">More...</a><br /></td></tr>
    89. 

  89. <tr class="separator:ga92f82c4f45b5b43ccc29533990db079d"><td class="memSeparator" colspan="2">&#160;</td></tr>
    90. 

  90. <tr class="memitem:ga48e9b73c50fcf589e0032b8dbed9a3f9"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    91. 

  91. <tr class="memitem:ga48e9b73c50fcf589e0032b8dbed9a3f9"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#ga48e9b73c50fcf589e0032b8dbed9a3f9">nextFloat</a> (vec&lt; L, T, Q &gt; const &amp;x, vec&lt; L, int, Q &gt; const &amp;ULPs)</td></tr>
    92. 

  92. <tr class="memdesc:ga48e9b73c50fcf589e0032b8dbed9a3f9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the value(s) ULP distance after the input value(s).  <a href="a00896.html#ga48e9b73c50fcf589e0032b8dbed9a3f9">More...</a><br /></td></tr>
    93. 

  93. <tr class="separator:ga48e9b73c50fcf589e0032b8dbed9a3f9"><td class="memSeparator" colspan="2">&#160;</td></tr>
    94. 

  94. <tr class="memitem:ga82d4ce132256c1a70d0e7100e6eae2e1"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    95. 

  95. <tr class="memitem:ga82d4ce132256c1a70d0e7100e6eae2e1"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#ga82d4ce132256c1a70d0e7100e6eae2e1">prevFloat</a> (vec&lt; L, T, Q &gt; const &amp;x)</td></tr>
    96. 

  96. <tr class="memdesc:ga82d4ce132256c1a70d0e7100e6eae2e1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the previous ULP value(s) before the input value(s).  <a href="a00896.html#ga82d4ce132256c1a70d0e7100e6eae2e1">More...</a><br /></td></tr>
    97. 

  97. <tr class="separator:ga82d4ce132256c1a70d0e7100e6eae2e1"><td class="memSeparator" colspan="2">&#160;</td></tr>
    98. 

  98. <tr class="memitem:ga4ab818050036d40994346defe41a05b9"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    99. 

  99. <tr class="memitem:ga4ab818050036d40994346defe41a05b9"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#ga4ab818050036d40994346defe41a05b9">prevFloat</a> (vec&lt; L, T, Q &gt; const &amp;x, int ULPs)</td></tr>
    100. 

  100. <tr class="memdesc:ga4ab818050036d40994346defe41a05b9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the value(s) ULP distance before the input value(s).  <a href="a00896.html#ga4ab818050036d40994346defe41a05b9">More...</a><br /></td></tr>
    101. 

  101. <tr class="separator:ga4ab818050036d40994346defe41a05b9"><td class="memSeparator" colspan="2">&#160;</td></tr>
    102. 

  102. <tr class="memitem:ga569e3ce6771e1e4f9e425ec6d859d9f9"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
    103. 

  103. <tr class="memitem:ga569e3ce6771e1e4f9e425ec6d859d9f9"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; L, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00896.html#ga569e3ce6771e1e4f9e425ec6d859d9f9">prevFloat</a> (vec&lt; L, T, Q &gt; const &amp;x, vec&lt; L, int, Q &gt; const &amp;ULPs)</td></tr>
    104. 

  104. <tr class="memdesc:ga569e3ce6771e1e4f9e425ec6d859d9f9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the value(s) ULP distance before the input value(s).  <a href="a00896.html#ga569e3ce6771e1e4f9e425ec6d859d9f9">More...</a><br /></td></tr>
    105. 

  105. <tr class="separator:ga569e3ce6771e1e4f9e425ec6d859d9f9"><td class="memSeparator" colspan="2">&#160;</td></tr>
    106. 

  106. </table>
    107. 

  107. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
    108. 

  108. <p>Allow the measurement of the accuracy of a function against a reference implementation. This extension works on floating-point data and provide results in ULP.</p>
    109. 

  109. <p>Include &lt;<a class="el" href="a00518.html" title="GLM_EXT_vector_ulp">glm/ext/vector_ulp.hpp</a>&gt; to use the features of this extension.</p>
    110. 

  110. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd>
    111. 

  111. <dd>
    112. 

  112. <a class="el" href="a00872.html">GLM_EXT_scalar_relational</a> </dd>
    113. 

  113. <dd>
    114. 

  114. <a class="el" href="a00890.html">GLM_EXT_vector_relational</a> </dd></dl>
    115. 

  115. <h2 class="groupheader">Function Documentation</h2>
    116. 

  116. <a id="gabe2040cbbe66a60cafb37f6155f78e4c"></a>
    117. 

  117. <h2 class="memtitle"><span class="permalink"><a href="#gabe2040cbbe66a60cafb37f6155f78e4c">&#9670;&nbsp;</a></span>floatDistance() <span class="overload">[1/2]</span></h2>
    118. 

  118. 

  119. <div class="memitem">
    120. 

  120. <div class="memproto">
    121. 

  121.       <table class="memname">
    122. 

  122.         <tr>
    123. 

  123.           <td class="memname">GLM_FUNC_DECL vec&lt;L, <a class="el" href="a00868.html#gaff5189f97f9e842d9636a0f240001b2e">int64</a>, Q&gt; glm::floatDistance </td>
    124. 

  124.           <td>(</td>
    125. 

  125.           <td class="paramtype">vec&lt; L, double, Q &gt; const &amp;&#160;</td>
    126. 

  126.           <td class="paramname"><em>x</em>, </td>
    127. 

  127.         </tr>
    128. 

  128.         <tr>
    129. 

  129.           <td class="paramkey"></td>
    130. 

  130.           <td></td>
    131. 

  131.           <td class="paramtype">vec&lt; L, double, Q &gt; const &amp;&#160;</td>
    132. 

  132.           <td class="paramname"><em>y</em>&#160;</td>
    133. 

  133.         </tr>
    134. 

  134.         <tr>
    135. 

  135.           <td></td>
    136. 

  136.           <td>)</td>
    137. 

  137.           <td></td><td></td>
    138. 

  138.         </tr>
    139. 

  139.       </table>
    140. 

  140. </div><div class="memdoc">
    141. 

  141. 

  142. <p>Return the distance in the number of ULP between 2 double-precision floating-point scalars. </p>
    143. 

  143. <dl class="tparams"><dt>Template Parameters</dt><dd>
    144. 

  144.   <table class="tparams">
    145. 

  145.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    146. 

  146.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    147. 

  147.   </table>
    148. 

  148.   </dd>
    149. 

  149. </dl>
    150. 

  150. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    151. 

  151. 

  152. </div>
    153. 

  153. </div>
    154. 

  154. <a id="ga03f464c6a03a725ea18e72cf1ed31417"></a>
    155. 

  155. <h2 class="memtitle"><span class="permalink"><a href="#ga03f464c6a03a725ea18e72cf1ed31417">&#9670;&nbsp;</a></span>floatDistance() <span class="overload">[2/2]</span></h2>
    156. 

  156. 

  157. <div class="memitem">
    158. 

  158. <div class="memproto">
    159. 

  159.       <table class="memname">
    160. 

  160.         <tr>
    161. 

  161.           <td class="memname">GLM_FUNC_DECL vec&lt;L, int, Q&gt; glm::floatDistance </td>
    162. 

  162.           <td>(</td>
    163. 

  163.           <td class="paramtype">vec&lt; L, float, Q &gt; const &amp;&#160;</td>
    164. 

  164.           <td class="paramname"><em>x</em>, </td>
    165. 

  165.         </tr>
    166. 

  166.         <tr>
    167. 

  167.           <td class="paramkey"></td>
    168. 

  168.           <td></td>
    169. 

  169.           <td class="paramtype">vec&lt; L, float, Q &gt; const &amp;&#160;</td>
    170. 

  170.           <td class="paramname"><em>y</em>&#160;</td>
    171. 

  171.         </tr>
    172. 

  172.         <tr>
    173. 

  173.           <td></td>
    174. 

  174.           <td>)</td>
    175. 

  175.           <td></td><td></td>
    176. 

  176.         </tr>
    177. 

  177.       </table>
    178. 

  178. </div><div class="memdoc">
    179. 

  179. 

  180. <p>Return the distance in the number of ULP between 2 single-precision floating-point scalars. </p>
    181. 

  181. <dl class="tparams"><dt>Template Parameters</dt><dd>
    182. 

  182.   <table class="tparams">
    183. 

  183.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    184. 

  184.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    185. 

  185.   </table>
    186. 

  186.   </dd>
    187. 

  187. </dl>
    188. 

  188. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    189. 

  189. 

  190. </div>
    191. 

  191. </div>
    192. 

  192. <a id="gadbd6e5dff9c0ae4567b3edd9019c1bee"></a>
    193. 

  193. <h2 class="memtitle"><span class="permalink"><a href="#gadbd6e5dff9c0ae4567b3edd9019c1bee">&#9670;&nbsp;</a></span>nextFloat() <span class="overload">[1/3]</span></h2>
    194. 

  194. 

  195. <div class="memitem">
    196. 

  196. <div class="memproto">
    197. 

  197.       <table class="memname">
    198. 

  198.         <tr>
    199. 

  199.           <td class="memname">GLM_FUNC_DECL vec&lt;L, T, Q&gt; glm::nextFloat </td>
    200. 

  200.           <td>(</td>
    201. 

  201.           <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
    202. 

  202.           <td class="paramname"><em>x</em></td><td>)</td>
    203. 

  203.           <td></td>
    204. 

  204.         </tr>
    205. 

  205.       </table>
    206. 

  206. </div><div class="memdoc">
    207. 

  207. 

  208. <p>Return the next ULP value(s) after the input value(s). </p>
    209. 

  209. <dl class="tparams"><dt>Template Parameters</dt><dd>
    210. 

  210.   <table class="tparams">
    211. 

  211.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    212. 

  212.     <tr><td class="paramname">T</td><td>Floating-point </td></tr>
    213. 

  213.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    214. 

  214.   </table>
    215. 

  215.   </dd>
    216. 

  216. </dl>
    217. 

  217. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    218. 

  218. 

  219. </div>
    220. 

  220. </div>
    221. 

  221. <a id="ga92f82c4f45b5b43ccc29533990db079d"></a>
    222. 

  222. <h2 class="memtitle"><span class="permalink"><a href="#ga92f82c4f45b5b43ccc29533990db079d">&#9670;&nbsp;</a></span>nextFloat() <span class="overload">[2/3]</span></h2>
    223. 

  223. 

  224. <div class="memitem">
    225. 

  225. <div class="memproto">
    226. 

  226.       <table class="memname">
    227. 

  227.         <tr>
    228. 

  228.           <td class="memname">GLM_FUNC_DECL vec&lt;L, T, Q&gt; glm::nextFloat </td>
    229. 

  229.           <td>(</td>
    230. 

  230.           <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
    231. 

  231.           <td class="paramname"><em>x</em>, </td>
    232. 

  232.         </tr>
    233. 

  233.         <tr>
    234. 

  234.           <td class="paramkey"></td>
    235. 

  235.           <td></td>
    236. 

  236.           <td class="paramtype">int&#160;</td>
    237. 

  237.           <td class="paramname"><em>ULPs</em>&#160;</td>
    238. 

  238.         </tr>
    239. 

  239.         <tr>
    240. 

  240.           <td></td>
    241. 

  241.           <td>)</td>
    242. 

  242.           <td></td><td></td>
    243. 

  243.         </tr>
    244. 

  244.       </table>
    245. 

  245. </div><div class="memdoc">
    246. 

  246. 

  247. <p>Return the value(s) ULP distance after the input value(s). </p>
    248. 

  248. <dl class="tparams"><dt>Template Parameters</dt><dd>
    249. 

  249.   <table class="tparams">
    250. 

  250.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    251. 

  251.     <tr><td class="paramname">T</td><td>Floating-point </td></tr>
    252. 

  252.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    253. 

  253.   </table>
    254. 

  254.   </dd>
    255. 

  255. </dl>
    256. 

  256. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    257. 

  257. 

  258. </div>
    259. 

  259. </div>
    260. 

  260. <a id="ga48e9b73c50fcf589e0032b8dbed9a3f9"></a>
    261. 

  261. <h2 class="memtitle"><span class="permalink"><a href="#ga48e9b73c50fcf589e0032b8dbed9a3f9">&#9670;&nbsp;</a></span>nextFloat() <span class="overload">[3/3]</span></h2>
    262. 

  262. 

  263. <div class="memitem">
    264. 

  264. <div class="memproto">
    265. 

  265.       <table class="memname">
    266. 

  266.         <tr>
    267. 

  267.           <td class="memname">GLM_FUNC_DECL vec&lt;L, T, Q&gt; glm::nextFloat </td>
    268. 

  268.           <td>(</td>
    269. 

  269.           <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
    270. 

  270.           <td class="paramname"><em>x</em>, </td>
    271. 

  271.         </tr>
    272. 

  272.         <tr>
    273. 

  273.           <td class="paramkey"></td>
    274. 

  274.           <td></td>
    275. 

  275.           <td class="paramtype">vec&lt; L, int, Q &gt; const &amp;&#160;</td>
    276. 

  276.           <td class="paramname"><em>ULPs</em>&#160;</td>
    277. 

  277.         </tr>
    278. 

  278.         <tr>
    279. 

  279.           <td></td>
    280. 

  280.           <td>)</td>
    281. 

  281.           <td></td><td></td>
    282. 

  282.         </tr>
    283. 

  283.       </table>
    284. 

  284. </div><div class="memdoc">
    285. 

  285. 

  286. <p>Return the value(s) ULP distance after the input value(s). </p>
    287. 

  287. <dl class="tparams"><dt>Template Parameters</dt><dd>
    288. 

  288.   <table class="tparams">
    289. 

  289.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    290. 

  290.     <tr><td class="paramname">T</td><td>Floating-point </td></tr>
    291. 

  291.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    292. 

  292.   </table>
    293. 

  293.   </dd>
    294. 

  294. </dl>
    295. 

  295. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    296. 

  296. 

  297. </div>
    298. 

  298. </div>
    299. 

  299. <a id="ga82d4ce132256c1a70d0e7100e6eae2e1"></a>
    300. 

  300. <h2 class="memtitle"><span class="permalink"><a href="#ga82d4ce132256c1a70d0e7100e6eae2e1">&#9670;&nbsp;</a></span>prevFloat() <span class="overload">[1/3]</span></h2>
    301. 

  301. 

  302. <div class="memitem">
    303. 

  303. <div class="memproto">
    304. 

  304.       <table class="memname">
    305. 

  305.         <tr>
    306. 

  306.           <td class="memname">GLM_FUNC_DECL vec&lt;L, T, Q&gt; glm::prevFloat </td>
    307. 

  307.           <td>(</td>
    308. 

  308.           <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
    309. 

  309.           <td class="paramname"><em>x</em></td><td>)</td>
    310. 

  310.           <td></td>
    311. 

  311.         </tr>
    312. 

  312.       </table>
    313. 

  313. </div><div class="memdoc">
    314. 

  314. 

  315. <p>Return the previous ULP value(s) before the input value(s). </p>
    316. 

  316. <dl class="tparams"><dt>Template Parameters</dt><dd>
    317. 

  317.   <table class="tparams">
    318. 

  318.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    319. 

  319.     <tr><td class="paramname">T</td><td>Floating-point </td></tr>
    320. 

  320.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    321. 

  321.   </table>
    322. 

  322.   </dd>
    323. 

  323. </dl>
    324. 

  324. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    325. 

  325. 

  326. </div>
    327. 

  327. </div>
    328. 

  328. <a id="ga4ab818050036d40994346defe41a05b9"></a>
    329. 

  329. <h2 class="memtitle"><span class="permalink"><a href="#ga4ab818050036d40994346defe41a05b9">&#9670;&nbsp;</a></span>prevFloat() <span class="overload">[2/3]</span></h2>
    330. 

  330. 

  331. <div class="memitem">
    332. 

  332. <div class="memproto">
    333. 

  333.       <table class="memname">
    334. 

  334.         <tr>
    335. 

  335.           <td class="memname">GLM_FUNC_DECL vec&lt;L, T, Q&gt; glm::prevFloat </td>
    336. 

  336.           <td>(</td>
    337. 

  337.           <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
    338. 

  338.           <td class="paramname"><em>x</em>, </td>
    339. 

  339.         </tr>
    340. 

  340.         <tr>
    341. 

  341.           <td class="paramkey"></td>
    342. 

  342.           <td></td>
    343. 

  343.           <td class="paramtype">int&#160;</td>
    344. 

  344.           <td class="paramname"><em>ULPs</em>&#160;</td>
    345. 

  345.         </tr>
    346. 

  346.         <tr>
    347. 

  347.           <td></td>
    348. 

  348.           <td>)</td>
    349. 

  349.           <td></td><td></td>
    350. 

  350.         </tr>
    351. 

  351.       </table>
    352. 

  352. </div><div class="memdoc">
    353. 

  353. 

  354. <p>Return the value(s) ULP distance before the input value(s). </p>
    355. 

  355. <dl class="tparams"><dt>Template Parameters</dt><dd>
    356. 

  356.   <table class="tparams">
    357. 

  357.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    358. 

  358.     <tr><td class="paramname">T</td><td>Floating-point </td></tr>
    359. 

  359.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    360. 

  360.   </table>
    361. 

  361.   </dd>
    362. 

  362. </dl>
    363. 

  363. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    364. 

  364. 

  365. </div>
    366. 

  366. </div>
    367. 

  367. <a id="ga569e3ce6771e1e4f9e425ec6d859d9f9"></a>
    368. 

  368. <h2 class="memtitle"><span class="permalink"><a href="#ga569e3ce6771e1e4f9e425ec6d859d9f9">&#9670;&nbsp;</a></span>prevFloat() <span class="overload">[3/3]</span></h2>
    369. 

  369. 

  370. <div class="memitem">
    371. 

  371. <div class="memproto">
    372. 

  372.       <table class="memname">
    373. 

  373.         <tr>
    374. 

  374.           <td class="memname">GLM_FUNC_DECL vec&lt;L, T, Q&gt; glm::prevFloat </td>
    375. 

  375.           <td>(</td>
    376. 

  376.           <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
    377. 

  377.           <td class="paramname"><em>x</em>, </td>
    378. 

  378.         </tr>
    379. 

  379.         <tr>
    380. 

  380.           <td class="paramkey"></td>
    381. 

  381.           <td></td>
    382. 

  382.           <td class="paramtype">vec&lt; L, int, Q &gt; const &amp;&#160;</td>
    383. 

  383.           <td class="paramname"><em>ULPs</em>&#160;</td>
    384. 

  384.         </tr>
    385. 

  385.         <tr>
    386. 

  386.           <td></td>
    387. 

  387.           <td>)</td>
    388. 

  388.           <td></td><td></td>
    389. 

  389.         </tr>
    390. 

  390.       </table>
    391. 

  391. </div><div class="memdoc">
    392. 

  392. 

  393. <p>Return the value(s) ULP distance before the input value(s). </p>
    394. 

  394. <dl class="tparams"><dt>Template Parameters</dt><dd>
    395. 

  395.   <table class="tparams">
    396. 

  396.     <tr><td class="paramname">L</td><td>Integer between 1 and 4 included that qualify the dimension of the vector </td></tr>
    397. 

  397.     <tr><td class="paramname">T</td><td>Floating-point </td></tr>
    398. 

  398.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    399. 

  399.   </table>
    400. 

  400.   </dd>
    401. 

  401. </dl>
    402. 

  402. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00874.html">GLM_EXT_scalar_ulp</a> </dd></dl>
    403. 

  403. 

  404. </div>
    405. 

  405. </div>
    406. 

  406. </div><!-- contents -->
    407. 

  407. <!-- start footer part -->
    408. 

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    409. 

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  410. <img class="footer" src="doxygen.png" alt="doxygen"/>
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    412. 

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