vertices = D1:100 D2:100
u = from 0 to (2*PI) D1
v = from 0 to (2*PI) D2

a = sin(u)
b = cos(u)

c = sin(v)
d = cos(v)

r = 3 + c + b
o = 2 * v

x = r*sin(o)
y = a + 2*d
z = r*cos(o)

x = x*5
y = y*5
z = z*5