mch06-18.txt

matlab 图象处理

调整坐标轴范围后的效果

[X,Y] = meshgrid([-2:.15:2],[-4:.3:4]);
Z = X.* exp(-X.^2 - Y.^2);
mesh(X,Y,Z)
set(gca,'DataAspectRatio',[1 1 1],...
'PlotBoxAspectRatio',[1 1 1],...
'XLim',[-4 4],...
'YLim',[-4 4],...
'ZLim',[-1 1])