If you know Python (a free language that's somewhat of a cross between c# and BlitzMax), here's a library dedicated to 2d vector graphics...
http://louhi.kempele.fi/~skyostil/projects/pyamanith/
It's based on the "Amanith" library, which could probably be ported to BlitzMax if they managed to port it to Python.
http://louhi.kempele.fi/~skyostil/projects/pyamanith/
It's based on the "Amanith" library, which could probably be ported to BlitzMax if they managed to port it to Python.