andy_lee 发表于 2022-7-5 20:29:06

需要一个函数

这是API版本

(defun Entity:Box (ss / an box from mat mat0 pj r to)
(xdrx_document_ucsoff)
(setq box (xdrx_entity_box ss))
(if (not (xdrx_document_iswcs))
   (progn
   (setq an (XD::UCS:Angle)
         pj (car box)
         mat0 (xdrx_matrix_identity 3)
         from (list pj (getvar "ucsxdir") (getvar "ucsydir") (XD::UCS:ZDir))
         to (list pj '(1 0 0) '(0 1 0) '(0 0 1))
         mat (xdrx_matrix_AlignCoordSystem from to)
   )
   (xdrx_entity_transform ss Mat)
   (setq box (xdrx_entity_box ss))
   (xdrx_entity_transform ss (setq r (xdrx_matrix_inverse Mat)))
   (setq box (XD::Pnts:WCS2UCS (XD::Pnts:Transform box r)))
   )
)
box
)

 
(defun pnts:box(box)(list(car box)(list(caar box)(cadadr box)(last(car box)))(cadr box)(list(caadr box)(cadar box)(last(car box))))(defun曲线:IsClosed(Curve/)(或(vlax Curve IsClosed Curve)(等于(vlax Curve getstartpoint Curve)(vlax Curve getendpoint Curve)1e-8))(defun Obj:角(ent/bp up)(vla getboundingbox ent“bp”up)(list(safearray value bp)(safearray value up))(定义曲线:方向(曲线/框参数)(setq box(\u pnts:box(Obj:角曲线))参数(mapcar)(λ(x)(vlax Curve getParamAtPoint Curve(vlax Curve GETCLOESSTPOINT Curve x)))框))(或(应用'

Lee Mac 发表于 2022-7-5 21:17:29

请参见此处:http://www.theswamp.org/index.php?topic=37124.msg421075#msg421075

andy_lee 发表于 2022-7-5 21:30:24

 
非常感谢,李
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