I believe the borders in Europe Universalis 4 are spline based, you you might want to look into that. Also there is this svg importer that you might find useful: SVG Importer Plugin in Code Plugins - UE Marketplace
I believe the borders in Europe Universalis 4 are spline based, you you might want to look into that. Also there is this svg importer that you might find useful: SVG Importer Plugin in Code Plugins - UE Marketplace