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将下列程序复制到工具/Autolisp/visual lisp编辑器,然后粘贴保存为lisp源文件类型,要用时只需加载该程序(工具/加载应用程序)用是只需用命令:SPL
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(defun C:SPL (/ SD ED THS TAS NVS STEP X Y Z R A H)
; w6 m% U% P( n# ^(setq SD (/ (getreal "螺旋起始直径: ") 2))
& t8 ~( u& R; }% _, s* t' a(setq ED (/ (getreal "螺旋终点直径: ") 2))
7 c Q8 h( Y" P( v0 ^0 @ H& d(setq THS (getreal "螺旋总高(每圈高度X 圈数): "))
7 O" L0 L P" k(setq TAS (getreal "总角度数(360 X 圈数): "))! E% {$ E' T; E- k8 n
(setq NVS (getint "节点数([总角度数/间隔角度]+1): "))
+ X3 K" t7 t- g, H. s0 b( w(setq STEP (- NVS 1))
g. S5 }7 a, f6 M& B+ ?(setq X (/ (- ED SD) STEP))# L5 q% X# ^) H/ @- w0 a/ x1 g
(setq Y (/ THS STEP))
4 E- S9 D! K8 }' B, m4 }3 d1 H(setq Z (/ TAS STEP))0 L1 q+ S) m2 g" j; m$ w& \
(setq R SD)
9 [6 |" u7 L% N4 Q% y/ Y9 ](setq A 0)
$ O. G8 {6 b1 y7 Z$ d+ A(setq H 0)
0 i( [, v+ k# j& u5 R. e(setvar "CMDECHO" 0)
$ o) B: h# j( J4 z0 w. K(command "3DPOLY" (strcat (rtos R) "<" (rtos A) "," (rtos H)))# |* }2 Y) r# I0 z, c9 n0 n$ }
(repeat STEP6 Z& Y; k1 G8 A. F7 \
(setq A (+ A Z))
0 u" p, ?! d' X$ j4 d(setq H (+ H Y))
/ @+ h9 [( t1 N6 ?9 v9 y! H(setq R (+ R X))9 g M5 K1 ]7 ?9 k k
(command (strcat (rtos R) "<" (rtos A) "," (rtos H)))2 ~$ E, K) V% v& A* x
)
& s) X+ y' `: j/ j% p1 @4 l(command "")
, r* f# y( Y# }7 t) q(setvar "CMDECHO" 1)7 e$ w; |2 F) [ W: v, ?' O
(princ)$ H3 J+ J6 G- n0 ]1 M9 }" h
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