− | | Unknown. Seems to skip every other triangle when used with indexed rendering and without geoshaders. Has no effect with non-indexed rendering without geoshaders. | + | | Unknown. Seems to skip every other triangle when used with indexed rendering and without geoshaders. Has no effect with non-indexed rendering without geoshaders. **If this is 0, you don't need to use GPU_UNKPRIM with DrawElements.** |