Simple program which integrates DFG for split sum IBL approximation and saves calculated LUT as CSV or 2D DDS texture (RGBA_F32 and RG_16F). For more details see "Real Shading in Unreal Engine 4" by Brian Karis.
hengle / integratedfg Goto Github PK
View Code? Open in Web Editor NEWThis project forked from knarkowicz/integratedfg
DFG LUT generator