# How to extract spline in a .dwg file and draw it using lines? Is there a way to do it other that vectorize?

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Check virtual OdResult OdDbCurve::getOdGeCurve ( OdGeCurve3d\*& pGeCurve, const OdGeTol& tol = OdGeContext::gTol ) const;  
use pGeCurve->getSamplePoints(...) and delete OdDbCurve;