emname">GLM_FUNC_DECL unsigned int glm::floor_log2 </td>
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          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>x</em></td><td>)</td>
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<p>Returns the floor log2 of x. </p>
<p>From GLM_GTX_integer extension. </p>

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