function generateData()
x = -2:0.00035:2;
y = -2:0.00115:2;

[X,Y]  = meshgrid(x,y);

Z = X.*exp(-X.^2-Y.^2);

max_height = max(max(Z));
max_height
h = surf(X,Y,Z)
set(h,'LineStyle','none')