可以分割图像中的线条，并找到其中线条间的交叉点

VB6 划斜线 和 计算斜率 在坐标系中通过斜率公式怎样实现两直线的交叉点-VB6 planning and calculation of slope of the oblique coordinate system in the slope formula for how to achieve through the intersection of two straight lines

模板匹配，找出图像中的十字交叉点。准确率高，效率快-Template matching to find the cross point in the image. Accuracy rate is high, the efficiency is fast