source · imports mf: libs/Manifold/src/Manifold.xtl
mf:
Pi ← p̲i @
near ← ᵐᶠs̲pherePoints 2 2 r̲eshape 0.0 0.0 0.1 0.0
far ← ᵐᶠs̲pherePoints (Pi ÷ 2.0) × 2 2 r̲eshape 0.0 0.0 1.0 0.0
a ← 6.0 0.0
b ← (6.0 + 2.0 × Pi) c̲at 0.0
W ← ᵐᶠr̲ollPoints 2 2 r̲eshape a c̲at b