Affinity Designer Vecotr side i cannot extract freehand strokes from geometric shapes?

[MxHeppa]

Affinity Designer Vecotr side i cannot extract freehand strokes from geometric shapes? endresult using geometry tools nothing like what i expected.

[firstdefence]

Affinity's vector brushes are not true vector brushes, they are a raster texture (image) on a vector curve, the consequence is there is no vector shape to extract.