on 02-26-2012 08:34 AM
Hey to all,
I was wondering if anyone had any idea about the following;
I'm abit lost as to what ref_at_norm_incidence may stand for, is the plain old normal, or is there something more sinister?
fresnel = pow( 1.0f - VdotH, 5.0f ) * ( 1.0f - ref_at_norm_incidence ) + ref_at_norm_incidence;