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<a class="el" href="nvtt__lowlevel_8h.html#a888e0c50df09fc78a88844abfbf23f97">NVTT_API</a> float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacenvtt.html#a37bcafcdac02a84ac84306a758276b39">nvtt::rmsToneMappedError</a> (const Surface &amp;reference, const S