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

    %% Precompute Data, Then Create Animation
% Compute all the data before the animation loop. 

% Copyright 2015 The MathWorks, Inc.


h = animatedline;
axis([0 4*pi -1 1])
x = linspace(0,4*pi,10000);
y = sin(x);

for k = 1:length(x)
    addpoints(h,x(k),y(k));
    drawnow limitrate
end
drawnow

%%
% If you have long computations, precomputing the data can improve
% perfomance. Precomputing minimizes the computation time by letting the
% computation run without interruptions. Additionally, it helps ensure a
% smooth animation by focusing on only graphics code in the animation loop.