.NET WinForm 高级篇

//设置高质量插值法
e.Graphics.InterpolationMode = InterpolationMode.NearestNeighbor;
//设置高质量,低速度呈现平滑程度
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;

使用glControl
https://blog.csdn.net/xcx573/article/details/105035561
https://blog.csdn.net/ken0online/article/details/132363856

TextBox实现背景透明效果
https://blog.csdn.net/weixin_39237340/article/details/113705901