draw_circle.m

来自「神经网络的工具箱, 神经网络的工具箱,」· M 代码 · 共 15 行

function draw_circle(x,y,rx,ry,ss);
%DRAW_CIRCLE Draws a circle in the current figure.

if (nargin < 5),
   ss = 'y-';
end

xx = zeros(1,101);
yy = zeros(1,101);
for t=1:101;
    xx(t) = x+rx*cos(2*pi*(t-1)/100);
    yy(t) = y+ry*sin(2*pi*(t-1)/100);
end
plot(xx,yy,ss);