function h=genstate()
h=[];
%在每個變量方向上都選了5個點
n1=5;
n2=5;
n3=5;
n4=5;
%均勻分割
data=order([n1,n2,n3,n4]);
a1=linspace(-1.5,1.5,n1);
a2=linspace(-1.5,1.5,n2);
a3=linspace(-0.2,0.2,n3);
a4=linspace(-0.4,0.4,n4);
for i=1:length(data);
    h(i,1)=a1(data(i,1));
    h(i,2)=a2(data(i,2));
    h(i,3)=a3(data(i,3));
    h(i,4)=a4(data(i,4));
end
return;