www.gusucode.com > graphics 案例源码程序 matlab代码 > graphics/PlotCircleExample.m
%% Plot Circle % Plot a circle centered at the point (4,3) with a radius equal to 2. Use % |axis equal| to use equal data units along each coordinate direction. % Copyright 2015 The MathWorks, Inc. r = 2; xc = 4; yc = 3; theta = linspace(0,2*pi); x = r*cos(theta) + xc; y = r*sin(theta) + yc; plot(x,y) axis equal