levin 发表于 2003-12-30 17:54:00

怎样求出Spline的长度?

怎样求出Spline的长度?
清高手指点!!!!

meflying 发表于 2003-12-30 17:58:00

(vl-load-com)
(vlax-curve-getdistatparam (setq env (vlax-ename->vla-object (car (entsel)))) (vlax-curve-getendparam env))

呆呆 发表于 2003-12-31 10:45:00

lengthen
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