Introduction - If you have any usage issues, please Google them yourself
It is my computer graphics work. The program includes graphics generation (DDA line/mid-point of line/BH line/mid-point circle/plus or minus Yuan/BH circle), graphical display (Edge/seed/scan line fill), two-dimensional cutting (CS/midpoint split/LB/polygon clipping), graphics transform (translation/symmetry transform/rotate/zoom), Curve (Bezier curve/B-spline curve/Hermite curve) algorithms.