r.Material.PreshaderGapInterval
VarUnreal Engine Var console variable.
rMaterialPreshaderGapInterval
Description
Insert an empty element in the preshader buffer every specified number of elements in the buffer. Workaround for a shader compiler register overflow bug.
Usage
r.Material.PreshaderGapInterval [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

