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我会
弹簧画法
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;; HELIX .LSP 螺旋线生成
7 t. V8 U1 S# n l(Defun C:Helix ()
/ l/ Y8 a1 d! A) ^(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)
5 n3 |# X+ S h3 w0 Jr (GetDist p "\n半径: "). u3 a; \: D. B9 [! {
b (GetDist p "\n总高度: ")
" R: P4 Z) A' F3 s$ s% i2 qa (GetAngle p "\n起始角: ")
8 p# s( j b- T6 i7 Jm (GetInt "\n圈数: ")
: X7 M% N" t; ^. ~n (GetInt "\n每圈线段数: ")0 |1 {2 I7 Y+ b& K# j7 {2 S6 Z
da (/ (* m 2 Pi) (* m n))
9 k) ^7 w9 w/ i; U, A/ l6 R, Q0 ?: Idz (/ b (* m n))5 b/ h3 ~( i3 J3 l4 L7 Y% d
)
& K2 i( e# P( P# h(Command "3dpoly")
2 s7 o9 _1 f! U(Repeat (1+ (* m n))" ]7 `0 \7 q) I( R
(Command (Polar (List x y z) a r))
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)
0 f1 P. o$ C1 W. f8 l4 p% }(Command "") K. c9 E0 U% X9 [6 e P# k
(PrinC)/ C2 u; z+ e. K
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发表于 2009-4-20 17:42
楼主