这是一个（原创）关于点和多变形关系的源程序已经编译过了可以直接运行，输入点的坐标再输入多边形的各点坐标，适用于多种情况没有具体的限制，是一个典型的图形学源程序-(originality) on the point and more deformation of the source has compiled a direct operation, input further importation of the coordinates of the polygon coordinates of the points, applicable to many cases no specific restrictions, a typical graphics source