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Christophe Riccio
2012-11-18 14:05:52 +01:00
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<title>GLM_GTX_ulp: Accuracy measurement</title>
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<title>GLM_GTX_transform2</title>
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<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">GLM_GTX_ulp: Accuracy measurement</div> </div>
<div class="ingroups"><a class="el" href="a00137.html">GTX Extensions (Experimental)</a></div></div>
<div class="title">GLM_GTX_transform2</div> </div>
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Functions</h2></td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<p>Allow the measurement of the accuracy of a function against a reference implementation. </p>
<p>This extension works on floating-point data and provide results in ULP. &lt;<a class="el" href="a00115.html" title="OpenGL Mathematics (glm.g-truc.net)">glm/gtx/ulp.hpp</a>&gt; need to be included to use these functionalities. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga0c49c371f6b2adf02d03661e0f2499c9"></a><!-- doxytag: member="glm::float_distance" ref="ga0c49c371f6b2adf02d03661e0f2499c9" args="(T const &amp;x, T const &amp;y)" -->
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Add extra transformation matrices. </p>
<p>&lt;<a class="el" href="a00092.html" title="OpenGL Mathematics (glm.g-truc.net)">glm/gtx/transform2.hpp</a>&gt; need to be included to use these functionalities. </p>
<h2 class="groupheader">Function Documentation</h2>
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<td class="memname">uint glm::float_distance </td>
<td class="memname">detail::tmat3x3&lt;T&gt; glm::proj2D </td>
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<td class="paramtype">T const &amp;&#160;</td>
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<p>Build planar projection matrix along normal axis. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Build planar projection matrix along normal axis. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Build a scale bias matrix. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Build a scale bias matrix. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Return the distance in the number of ULP between 2 scalars. </p>
<p>From GLM_GTX_ulp extension. </p>
<p>Transforms a matrix with a shearing on X axis. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Transforms a matrix with a shearing on X axis From GLM_GTX_transform2 extension. </p>
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<p>Transforms a matrix with a shearing on Y axis. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Transforms a matrix with a shearing on Y axis. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Return the distance in the number of ULP between 2 vectors. </p>
<p>From GLM_GTX_ulp extension. </p>
<p>Transforms a matrix with a shearing on Z axis. </p>
<p>From GLM_GTX_transform2 extension. </p>
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<p>Return the next ULP value(s) after the input value(s). </p>
<p>From GLM_GTX_ulp extension. </p>
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<a class="anchor" id="ga27752f3f7a9a79a50e95a9ed42800ca7"></a><!-- doxytag: member="glm::next_float" ref="ga27752f3f7a9a79a50e95a9ed42800ca7" args="(genType const &amp;x, uint const &amp;Distance)" -->
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<p>Return the value(s) ULP distance after the input value(s). </p>
<p>From GLM_GTX_ulp extension. </p>
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<p>Return the previous ULP value(s) before the input value(s). </p>
<p>From GLM_GTX_ulp extension. </p>
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<a class="anchor" id="gae506d2fb08aff01e00763d7ed76fe117"></a><!-- doxytag: member="glm::prev_float" ref="gae506d2fb08aff01e00763d7ed76fe117" args="(genType const &amp;x, uint const &amp;Distance)" -->
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<td class="memname">genType glm::prev_float </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint const &amp;&#160;</td>
<td class="paramname"><em>Distance</em>&#160;</td>
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<p>Return the value(s) ULP distance before the input value(s). </p>
<p>From GLM_GTX_ulp extension. </p>
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