RLOC 属性在vhdl code中的直接描述。xilinx的范例文件-Example files for the applicantion of RLOC in Xilinx device.

采用圆盘的定位方法，求取目标区域与背景区域的亮点个数，根据阈值判断为指根或者指尖点。-Location method using disc to strike the target area and background area highlights the number, according to the threshold for the means to judge the root or point fingers.