MATLAB: Fill line with colors using the heatmap

Question

Hey everyone,

I'm currently trying to use the function:

plot

to create af figure similar to this:

Does anyone know how to use the heatmap function with the plot function?

Thanks,

Eric

Answer 1

What about pcolor()

clc,clear
n = 50;
x = linspace(-5,5,n);
[X,Y] = meshgrid(x);
for i = 1:n
    y = sinc(x(i))+0.5;
    Y(:,i) = linspace(0,y,n);
end
Z = Y;
h = pcolor(X,Y,Z);
% set(h,'edgecolor','none')
shading interp
colorbar