Subdivision is very nice, if you want to get a smoother surface.
My CAD program supports now two different methods: Catmull-Clark and Loop
Catmull-Clark works great for quads:
![[Image: CatmullClark.png]](https://lh4.googleusercontent.com/-HsuJXfeNbbo/VPTfPuLQWJI/AAAAAAAAAUU/vYprguoWAbA/w634-h672-no/CatmullClark.png)
...and Loop splits quads into triangles, before processing:
![[Image: LoopSubdivision.png]](https://lh5.googleusercontent.com/-qyHpb9a-xbw/VPTy39GbubI/AAAAAAAAAUo/YXwO6XNbnwQ/w634-h668-no/LoopSubdivision.png)
...getting closer and closer to release
My CAD program supports now two different methods: Catmull-Clark and Loop
Catmull-Clark works great for quads:
...and Loop splits quads into triangles, before processing:
...getting closer and closer to release