Single quads are drawn as a TRIANGLE_FAN, with 4 verts in the same order. Multiple quads now use PRIM_QUADS_XXX and will need further work. Only 8 places still use this. Part of T49043
Single quads are drawn as a TRIANGLE_FAN, with 4 verts in the same order. Multiple quads now use PRIM_QUADS_XXX and will need further work. Only 8 places still use this. Part of T49043