This page provides information about the Lut texture in V-Ray for Blender.
Overview
Lut is a V-Ray utility node that allows you to apply a look up table (a .cube file) to any texture for managing resulting colors.
UI Path
||Node Editor|| > Add > Textures > Lut
Node
Basemap – A slot to load the map that you want the LUT to be applied to.
Parameters
File – Specifies the location of the lookup table.
Use Logspace – Converts the Base map to a logarithmic color space before applying the lookup table. You can disable it with the value of 0.
