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我会
弹簧画法
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: Y4 _: d; M1 L! z, \5 X;; HELIX .LSP 螺旋线生成& J. D1 Q4 {# _
(Defun C:Helix ()
0 `* D/ w" J7 Z4 r+ V(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)
$ W, ]6 O: X' l9 N: ]r (GetDist p "\n半径: ")5 Y8 C" H6 L K' ]+ e; M9 U
b (GetDist p "\n总高度: ")# [5 Q: K4 y( ~1 j3 g
a (GetAngle p "\n起始角: ")
3 P F) Z9 I- e/ C& z3 q& U+ _m (GetInt "\n圈数: ")
/ c4 f* B; j. ?" y. f8 d/ D4 X" {n (GetInt "\n每圈线段数: ")3 l' `$ h0 }3 ^7 i% [- a2 }& f
da (/ (* m 2 Pi) (* m n))
- q; @% }* p B* Ndz (/ b (* m n))' e* j6 V* c1 y) `! W. b3 v
)
+ |5 H8 p4 }" i# U Y9 o+ z(Command "3dpoly")
2 Z8 Y5 D4 U T* H" |. [, O6 y; U(Repeat (1+ (* m n))% C5 f5 a2 F) L9 m% i8 v* [. z' T
(Command (Polar (List x y z) a r))
5 ]0 Z( _$ z1 k9 i2 R; y; C, u(SetQ a (+ a da) z (+ z dz))
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(Command "")
( `; o; z( ^+ K$ b(PrinC)
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发表于 2009-4-20 17:42
楼主