vlax-curve-getPointAtParam

(vlax-curve-getPointAtParam ename parameter)

The vlax-curve-getPointAtParam function finds a point of a specified entity which has a specified value of the parameter.

Arguments

ename specifies an entity to be evaluated.

parameter specifies the parameter value of the point on the specified entity as floating-point number.

Return Value

The function returns a list of three floating-point numbers representing the calculated point in WCS coordinates. If the function fails, it returns nil.

Examples

: (setq startpar (vlax-curve-getStartParam en))

: (setq endpar (vlax-curve-getEndParam en))

: (vlax-curve-getPointAtParam en ( / (- endpar startpar) 2))