www.gusucode.com > graphics 案例源码程序 matlab代码 > graphics/CreateRedOctagonExample.m

    %% Create Red Octagon

% Copyright 2015 The MathWorks, Inc.


%%
% Define the data. 
t = (1/16:1/8:1)'*2*pi;
x = cos(t);
y = sin(t);

%%
% Create a red octagon using the |fill| function.
fill(x,y,'r')
axis square