I have created a cut in a Part. I taken the edge of cut. I'm getting only less number of spline points in it. I Need More spline points on it.
2018 SOLIDWORKS API Help - GetTessPts Method (ICurve)
Use this. It will give you as many as you want, well almost.
You can evaluate curve at parameter to get as many points as you want: 2014 SOLIDWORKS API Help - Evaluate2 Method (ICurve)
Retrieving data ...