This optimisation only works if no material in the scene require the AO pass. For this either set the AO distance to 0 or both Cavity and Edges factors to 0. This double the performance of scenes with very high triangle count.
This optimisation only works if no material in the scene require the AO pass. For this either set the AO distance to 0 or both Cavity and Edges factors to 0. This double the performance of scenes with very high triangle count.