[LISP程序]：展点lisp 程序

xy2041103

一个lisp程序，用于展点
;;;2002.6.5编译版权所有翻录必究xy

[code]
;;; 起始方位角;测点号
(setq st(getpoint "起始点作标 x y ="))
(setq en(getpoint "后视点作标 x y ="))
(setq num(getreal "点号="))
(setq de( angle st en))
;;; 点形点大小
(command "pdmode" "32")
(command "pdsize" "0.8")
/
;;; 展控制点
(command "point" st)
(command "point" en)
(command "line" st en "")
;;;  平移坐标系
(command "ucs" "origin" st)
;;; 1 录入观测值
(setq d 1)
(while (> d 0)
(setq a (getreal "angle="))
(setq d (getreal "distance="))
(setq as(rtos a) ds(rtos d))
(setq ad(list as ds))
(print ad)
;;; 角度转换及展点
(setq a1(fix a))
(setq a2(fix (* 100 (- a a1))))
(setq a3(-(-(* a 10000) (* a1 10000)) (* a2 100)))
(setq a(+ a1 ( + (/ (float a2) 60) (/ a3 3600))))
(setq a(- de (* pi(/ a 180.0))))
(setq d(- d 0.029))
(setq p(polar '(0 0 ) a d))
(setq num(rtos num));;;以下注记点号
(command "text"  "tr" p "2.5" "0" num)
(setq num(distof num))
(setq num(+ 1 num))
(if (> d 0) (command "point" p));;; 展点
)
;;; 恢复坐标系
(command "ucs" "world" )
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