sign — CGA.js Function Library

语法

sign(...)

示例

attr x = sign(...)

🎨 3D 预览 — 符号函数

@StartRule
Lot --> Tower(7)

Tower(n) -->
  case n == 0 : NIL
  else        : primitiveCube(1, sign(n - 3.5) * 1.5 + 2, 1)
                  t(1.2, 0, 0)
                  Tower(n - 1)