FO3 shader property unknowns

nif.xml

@@ -4996,8 +4996,8 @@
         <add name="Texture Set" type="Ref" template="BSShaderTextureSet">Texture Set</add>
         <add name="Refraction Strength" type="float" default="0.0" vercond="(User Version == 11) &amp;&amp; (User Version 2 &gt; 14)">The amount of distortion. **Not based on physically accurate refractive index** (0=none) (0-1)</add>
         <add name="Refraction Fire Period" type="int" default="0" vercond="(User Version == 11) &amp;&amp; (User Version 2 &gt; 14)">Rate of texture movement for refraction shader.</add>
-        <add name="Unknown Float 4" type="float" default="4.0" vercond="(User Version == 11) &amp;&amp; (User Version 2 &gt; 24)">Unknown</add>
-        <add name="Unknown Float 5" type="float" default="1.0" vercond="(User Version == 11) &amp;&amp; (User Version 2 &gt; 24)">Unknown</add>
+        <add name="Parallax Max Passes" type="float" default="4.0" vercond="(User Version == 11) &amp;&amp; (User Version 2 &gt; 24)">The number of passes the parallax shader can apply.</add>
+        <add name="Parallax Scale" type="float" default="1.0" vercond="(User Version == 11) &amp;&amp; (User Version 2 &gt; 24)">The strength of the parallax.</add>
         <add name="Emissive Color" type="Color4" vercond="User Version >= 12">Glow color and alpha</add>
     </niobject>