Introduction - If you have any usage issues, please Google them yourself
The polygon points to determine the direction of the clock with very accurate (inaccurate, not yet encountered, fast 3 years). The function of the correlation function used in the document: 1.PtoLDistance-point to the straight-line distance 2.CalcPolygonRect-calculated external rectangular polygon 3.CalcSegmentRect-computing segment external rectangle 4.Distance-computing two distance 5 . ISZEROA-judge whether the value is zero the function data type for the Windows-POINT, using the standard template vector
Packet : 6750624111111111.rar filelist
判断时钟方向函数.txt
说明.txt