https://learn.microsoft.com/en-us/dotnet/api/system.windows.media.streamgeometrycontext.quadraticbezierto?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-10.0
StreamGeometryContext.QuadraticBezierTo Method (System.Windows.Media) | Microsoft Learn
Draws a quadratic Bezier curve.
windows mediamethodsystemmicrosoftlearn