- \(S(u,v)=\left\{ \begin{array}{l} x(u,v) = u \\ y(u,v) = v \\ z(u,v) = h \, P(s (u + o), s(v +o)) \end{array} \right. \)
The perlin noise
- \(\displaystyle P(u,v) = \sum_{k=0} ^{N} \alpha ^k \,f(2 ^k \,u, 2 ^k v)\)
- \(N=9\)
- \(\alpha=0.4\)
- \(h=0.3\)
- \(s=1\)
- \(o=0\)
a
b
c
d
e
f
reference
Q. Which parameters correspond to (a,b,c,d,e,f) terrains?