Introduction - If you have any usage issues, please Google them yourself
The topic of curriculum design requirement is the third quadrant DDA Act linear interpolation, interpolation-by-point comparison against the 41-quadrant arc, in accordance with the requirements of the topic, I do: full-plane-by-point comparison with linear interpolation and full- planar straight-line interpolation using DDA method, the whole plane interpolation inverse arc, which is a major arc arc arc or worse, by entering the radius of the positive and negative nature to decide, in accordance with the needs of interpolation step size can be changed, you can dynamically display the interpolation processes.