Simplify zeroing of unused attributes
Simplify zeroing of unused attributes

Just zero all of them!  The enabled ones will override the defaults.

JoshChristie/displaz,rotorliu/displaz,rotorliu/displaz,JoshChristie/displaz,JoshChristie/displaz,JoshChristie/displaz,rotorliu/displaz,rotorliu/displaz,JoshChristie/displaz