三维图我已经画好了，程序如下：
data=[
0
0
4.984e-03
0
5.0000e-01
6.120e-03
0
1.0000e+00
6.993e-03
0
1.5000e+00
7.536e-03
0
2.0000e+00
7.778e-03
0
2.5000e+00
7.821e-03
0
3.0000e+00
7.833e-03
5.000e-01
0.
3.802e-03
5.000e-01
5.0000e-01
4.918e-03
5.000e-01
1.0000e+00
5.803e-03
5.000e-01
1.5000e+00
6.347e-03
5.000e-01
2.0000e+00
6.424e-03
5.000e-01
2.5000e+00
6.431e-03
5.000e-01
3.0000e+00
6.433e-03
1.000e+00
0.
2.839e-03
1.000e+00
5.0000e-01
3.836e-03
1.000e+00
1.0000e+00
4.595e-03
1.000e+00
1.5000e+00
4.701e-03
1.000e+00
2.0000e+00
4.716e-03
1.000e+00
2.5000e+00
4.719e-03
1.000e+00
3.0000e+00
4.719e-03
1.500e+00
0.
2.083e-03
1.500e+00
5.0000e-01
2.882e-03
1.500e+00
1.0000e+00
3.034e-03
1.500e+00
1.5000e+00
3.064e-03
1.500e+00
2.0000e+00
3.079e-03
1.500e+00
2.5000e+00
3.082e-03
1.500e+00
3.0000e+00
3.083e-03
2.000e+00
0.
1.370e-03
2.000e+00
5.0000e-01
1.870e-03
2.000e+00
1.0000e+00
1.929e-03
2.000e+00
1.5000e+00
1.954e-03
2.000e+00
2.0000e+00
1.972e-03
2.000e+00
2.5000e+00
1.977e-03
2.000e+00
3.0000e+00
1.978e-03
2.500e+00
0.
4.344e-04
2.500e+00
5.0000e-01
8.766e-04
2.500e+00
1.0000e+00
9.281e-04
2.500e+00
1.5000e+00
9.524e-04
2.500e+00
2.0000e+00
9.717e-04
2.500e+00
2.5000e+00
9.775e-04
2.500e+00
3.0000e+00
9.791e-04
3.000e+00
0.
-1.006e-03
3.000e+00
5.0000e-01 -5.756e-04
3.000e+00
1.0000e+00 -5.251e-04
3.000e+00
1.5000e+00 -5.003e-04
3.000e+00
2.0000e+00 -4.802e-04
3.000e+00
2.5000e+00 -4.741e-04
3.000e+00
3.0000e+00 -4.724e-04
];
>> [xx,yy]=meshgrid(0:0.5:3,0:0.5:3);
>> zz=griddata(data(:,1),data(:,2),data(:,3),xx,yy);
>> surf(xx,yy,zz);
我想问一下，怎么样将x轴的坐标的最大值与y轴原点重合（现在是两轴原点重合），其实就是将x轴换一下方向，请问应该怎么做？
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