说明：  halcon对区域实时涂抹功能源码，可以方便的添加到C#/CPP语言中，尤其在只做匹配的时候，可以去除非模板区域
(Halcon region real-time smear function source code, can be easily added to the C# / CPP language, especially when only matching, can remove the non template area)