Why "u=3/16 if n=3, 3/(8n) otherwise"? Would be super helpful if someone can explain this :)
byi
It's a bit beyond me, but there are some continuity/convergence proofs here: https://graphics.stanford.edu/courses/cs348a-01-winter/Papers/warren-subdivision.pdf
Why "u=3/16 if n=3, 3/(8n) otherwise"? Would be super helpful if someone can explain this :)