Test

using Makie
 using GeometryTypes

 s1 = GLNormalUVMesh(Sphere(Point3f0(0), 1f0))
 mesh(GLNormalUVMesh(Sphere(Point3f0(0), 1f0)), color = rand(50, 50))
 # ugh, bug In GeometryTypes for UVs of non unit spheres.
 s2 = GLNormalUVMesh(Sphere(Point3f0(0), 1f0))
 s2.vertices .= s2.vertices .+ (Point3f0(0, 2, 0),)
 mesh!(s2, color = rand(RGBAf0, 50, 50))