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<a href="#func-members">Functions</a> </div>
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<div class="title">GLM_GTC_ulp<div class="ingroups"><a class="el" href="a00147.html">Stable extensions</a></div></div> </div>
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<p>Include &lt;<a class="el" href="a00125.html" title="GLM_GTC_ulp ">glm/gtc/ulp.hpp</a>&gt; to use the features of this extension.
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<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>
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<tr class="memitem:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr class="memitem:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL uint&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00167.html#ga2e09bd6c8b0a9c91f6f5683d68245634">float_distance</a> (T const &amp;x, T const &amp;y)</td></tr>
<tr class="memdesc:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the distance in the number of ULP between 2 scalars. <a href="a00167.html#ga2e09bd6c8b0a9c91f6f5683d68245634">More...</a><br /></td></tr>
<tr class="separator:ga2e09bd6c8b0a9c91f6f5683d68245634"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga72b3223069013f336d8c31812b7ada80"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
<tr class="memitem:ga72b3223069013f336d8c31812b7ada80"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 2, uint, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00167.html#ga72b3223069013f336d8c31812b7ada80">float_distance</a> (vec&lt; 2, T, Q &gt; const &amp;x, vec&lt; 2, T, Q &gt; const &amp;y)</td></tr>
<tr class="memdesc:ga72b3223069013f336d8c31812b7ada80"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the distance in the number of ULP between 2 vectors. <a href="a00167.html#ga72b3223069013f336d8c31812b7ada80">More...</a><br /></td></tr>
<tr class="separator:ga72b3223069013f336d8c31812b7ada80"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gae516ae554faa6117660828240e8bdaf0"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:gae516ae554faa6117660828240e8bdaf0"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00167.html#gae516ae554faa6117660828240e8bdaf0">next_float</a> (genType const &amp;x)</td></tr>
<tr class="memdesc:gae516ae554faa6117660828240e8bdaf0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the next ULP value(s) after the input value(s). <a href="a00167.html#gae516ae554faa6117660828240e8bdaf0">More...</a><br /></td></tr>
<tr class="separator:gae516ae554faa6117660828240e8bdaf0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gad107ec3d9697ef82032a33338a73ebdd"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:gad107ec3d9697ef82032a33338a73ebdd"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00167.html#gad107ec3d9697ef82032a33338a73ebdd">next_float</a> (genType const &amp;x, uint const &amp;Distance)</td></tr>
<tr class="memdesc:gad107ec3d9697ef82032a33338a73ebdd"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the value(s) ULP distance after the input value(s). <a href="a00167.html#gad107ec3d9697ef82032a33338a73ebdd">More...</a><br /></td></tr>
<tr class="separator:gad107ec3d9697ef82032a33338a73ebdd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00167.html#ga2fcbb7bfbfc595712bfddc51b0715b07">prev_float</a> (genType const &amp;x)</td></tr>
<tr class="memdesc:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the previous ULP value(s) before the input value(s). <a href="a00167.html#ga2fcbb7bfbfc595712bfddc51b0715b07">More...</a><br /></td></tr>
<tr class="separator:ga2fcbb7bfbfc595712bfddc51b0715b07"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr class="memitem:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00167.html#gaa399d5b6472a70e8952f9b26ecaacdec">prev_float</a> (genType const &amp;x, uint const &amp;Distance)</td></tr>
<tr class="memdesc:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the value(s) ULP distance before the input value(s). <a href="a00167.html#gaa399d5b6472a70e8952f9b26ecaacdec">More...</a><br /></td></tr>
<tr class="separator:gaa399d5b6472a70e8952f9b26ecaacdec"><td class="memSeparator" colspan="2">&#160;</td></tr>
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</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p>Include &lt;<a class="el" href="a00125.html" title="GLM_GTC_ulp ">glm/gtc/ulp.hpp</a>&gt; to use the features of this extension. </p>
<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>
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<h2 class="groupheader">Function Documentation</h2>
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<div class="memitem">
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<tr>
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<td class="memname">GLM_FUNC_DECL uint glm::float_distance </td>
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<td>(</td>
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<td class="paramtype">T const &amp;&#160;</td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">T const &amp;&#160;</td>
<td class="paramname"><em>y</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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</tr>
</table>
</div><div class="memdoc">
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<p>Return the distance in the number of ULP between 2 scalars. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00167.html" title="Include <glm/gtc/ulp.hpp> to use the features of this extension. ">GLM_GTC_ulp</a> </dd></dl>
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</div>
</div>
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<a class="anchor" id="ga72b3223069013f336d8c31812b7ada80"></a>
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<div class="memitem">
<div class="memproto">
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<tr>
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<td class="memname">GLM_FUNC_DECL vec&lt;2, uint, Q&gt; glm::float_distance </td>
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<td>(</td>
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<td class="paramtype">vec&lt; 2, T, Q &gt; const &amp;&#160;</td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">vec&lt; 2, T, Q &gt; const &amp;&#160;</td>
<td class="paramname"><em>y</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Return the distance in the number of ULP between 2 vectors. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00167.html" title="Include <glm/gtc/ulp.hpp> to use the features of this extension. ">GLM_GTC_ulp</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gae516ae554faa6117660828240e8bdaf0"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">GLM_FUNC_DECL genType glm::next_float </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
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<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
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<p>Return the next ULP value(s) after the input value(s). </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00167.html" title="Include <glm/gtc/ulp.hpp> to use the features of this extension. ">GLM_GTC_ulp</a> </dd></dl>
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</div>
</div>
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<a class="anchor" id="gad107ec3d9697ef82032a33338a73ebdd"></a>
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<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
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<td class="memname">GLM_FUNC_DECL genType glm::next_float </td>
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<td>(</td>
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<td class="paramtype">genType const &amp;&#160;</td>
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<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
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<td class="paramtype"><a class="el" href="a00145.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a> const &amp;&#160;</td>
<td class="paramname"><em>Distance</em>&#160;</td>
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</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
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<p>Return the value(s) ULP distance after the input value(s). </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00167.html" title="Include <glm/gtc/ulp.hpp> to use the features of this extension. ">GLM_GTC_ulp</a> </dd></dl>
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</div>
</div>
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<a class="anchor" id="ga2fcbb7bfbfc595712bfddc51b0715b07"></a>
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<div class="memitem">
<div class="memproto">
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<tr>
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<td class="memname">GLM_FUNC_DECL genType glm::prev_float </td>
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<td>(</td>
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<td class="paramtype">genType const &amp;&#160;</td>
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<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
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<p>Return the previous ULP value(s) before the input value(s). </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00167.html" title="Include <glm/gtc/ulp.hpp> to use the features of this extension. ">GLM_GTC_ulp</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gaa399d5b6472a70e8952f9b26ecaacdec"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL genType glm::prev_float </td>
<td>(</td>
<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="a00145.html#ga91ad9478d81a7aaf2593e8d9c3d06a14">uint</a> const &amp;&#160;</td>
<td class="paramname"><em>Distance</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Return the value(s) ULP distance before the input value(s). </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00167.html" title="Include <glm/gtc/ulp.hpp> to use the features of this extension. ">GLM_GTC_ulp</a> </dd></dl>
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