Question

怎样调节matlab中三维俯视图变成黑白图的灰度,使绝对值相同的灰度相同

Answer 1

[x,y]=meshgrid(linspace(-2,2));
z=sin(x+y);
surf(x,y,z,abs(z));shading interp;
colormap(gray);view(2);

追问

谢谢，请问怎样调节，使幅值越小，颜色越浅

追答

[x,y]=meshgrid(linspace(-2,2));
z=sin(x+y);
surf(x,y,z,abs(z));shading interp;
colormap(flipud(gray));view(2);