本帖最后由 zjsru_18_505 于 2015-1-23 18:46 编辑
 - (defun C:TT (/ PT1 PT2 PT3 PT4)
- (if (and (setq PT1 (getpoint "\n指定第1点:"))
- (setq PT2 (getpoint PT1 "\n指定第2点:"))
- (setq PT3 (getpoint PT2 "\n指定第3点:"))
- )
- (progn (setq PT4
- (polar PT1 (- (angle PT2 PT3) 0) (distance PT2 PT3))
- )
- (command "_pline" "non" PT1 "non" PT2 "non"
- PT3 "non" PT4 "non" PT1 "non" PT3
- ""
- )
- )
- )
- (princ)
- )
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