[求助][LISP]為什麼會重覆

ljs026 · 发表于 2004-8-12 20:05:00

请教版大，为什么这个细部放大的程序，放大出来会重覆多一个圆呢？
(defun c:FDd()
(setq veracad (atoi (getvar "ACADVER")))
(if (>= veracad 15)
(fdd2000)
)
)
(defun FDd2000(/ e p pc k r n ep)
(setvar "CMDECHO" 0)
(setvar "OSMODE" 0)
(princ )
(setq e (car (entsel"\n局部放大\n此命令之前必须在要放大区域画一个圆\n请选择放大区域圆:"))
   pc (cdr (assoc 10(entget e)))
   p    (getpoint "\n请输入放大后位置:")
   k    (getreal "\n请输入放大倍数:")
   r    (cdr (assoc 40 (entget e)))
)
(setq kkk p)
(command "copy" "cp" )
(setq n 0 )
(repeat 180
   (command (polar pc (/ (* 2 n pi) 180) r))
   (setq n (+ n 1))
)
(command """" pc p)
(setq n 0)
(setvar "PICKBOX" 5)
(command "zoom" "c" p (* 3 r))
(command "circle" p r)
(setq ep (entlast))
(command "trim" ep "" )
(repeat 180
   (command (polar p (/ (* 2    n pi)180) (* r 1.1)))
   (command "f" (polar p (/ (* 2    n pi) 180) (* r 1.01)))
   (setq n (+    n 1))
   (command (polar p (/ (* 2    n pi) 180) (* r 1.01)) "")
)
(command "" "zoom""p")
(command "copyclip" "w" (list (- (car p) r) (- (cadr p) r))
   (list (+ (car p) r)(+ (cadr p) r)) "")
(command "erase""c"(list (- (car p) r) (- (cadr p) r))
   (list (+ (car p) r)(+ (cadr p) r)) "")
(command "pasteclip" (list (- (car p) r) (- (cadr p) r)))
(command "scale""c"(list (- (car p) r) (- (cadr p) r))
   (list (+ (car p) r)(+ (cadr p) r)) "" kkk k)
(command "erase"ep"")
(command "redraw")
(setvar "OSMODE" 4261)
(princ)
)

ljs026 · 发表于 2004-8-12 21:17:00

另外是不是有办法可以让放大的地方，标註比例不会跟著变大，而是和平常一样？或者当标註放大的地方时，可以自动改变标註比例为放大的相对缩小比例

BDYCAD · 发表于 2004-8-13 09:59:00

(defun c:FDd()
(setq veracad (atoi (getvar "ACADVER")))
(if (>= veracad 15)
(fdd2000)
)
)
(defun FDd2000(/ e p pc k r n ep)
(setvar "CMDECHO" 0)
(setvar "OSMODE" 0)
(setq e (car (entsel"\n局部放大\n此命令之前必?在要放大?域?一??\n???放大?域?:"))
   pc (cdr (assoc 10(entget e)))
   p    (getpoint "\n??入放大后位置:")
   k    (getreal "\n??入放大倍?:")
   r    (cdr (assoc 40 (entget e)))
)
(setq kkk p)
(command "copy" "cp" )
(setq n 0 )
(repeat 180
   (command (polar pc (/ (* 2 n pi) 180) r))
   (setq n (+ n 1))
)
(command """" pc p)
(setq n 0)
(setvar "PICKBOX" 5)
(command "zoom" "c" p (* 3 r))
(command "circle" p r)
(setq ep (entlast))
(command "trim" ep "" )
(repeat 180
   (command (polar p (/ (* 2    n pi)180) (* r 1.1)))
   (command "f" (polar p (/ (* 2    n pi) 180) (* r 1.01)))
   (setq n (+    n 1))
   (command (polar p (/ (* 2    n pi) 180) (* r 1.01)) "")
)
   (COMMAND "")
   (command "erase"ep"")
(command "" "zoom""p")
(command "copyclip" "w" (list (- (car p) r) (- (cadr p) r))
   (list (+ (car p) r)(+ (cadr p) r)) "")
(command "erase""c"(list (- (car p) r) (- (cadr p) r))
   (list (+ (car p) r)(+ (cadr p) r)) "")
(command "pasteclip" (list (- (car p) r) (- (cadr p) r)))
(command "scale""c"(list (- (car p) r) (- (cadr p) r))
   (list (+ (car p) r)(+ (cadr p) r)) "" kkk k)
(command "redraw")
(setvar "OSMODE" 4261)
(princ)
)