帮个忙啊!我也按照这个例子做的
>> clear all
close all
z1 = interp1([-3:1:3],[10 10 10 10 10],[-15:1:15],'cubic','extrap');
z2 = interp1([-5:1:5],[10 10 10 9 9 9 9 9 10 10 10],[-15:1:15],'cubic','extrap');
z3 = interp1([-6:1:6],[10 9 9 9 8 8 8 8 8 9 9 9 10],[-15:1:15],'cubic','extrap');
z4 = interp1([-7:1:7],[10 9 9 8 8 7 7 7 7 7 8 8 9 9 10],[-15:1:15],'cubic','extrap');
z5 = interp1([-8:1:8],[10 9 8 8 7 7 6 6 6 6 6 7 7 8 8 9 10],[-15:1:15],'cubic','extrap');
z6 = interp1([-9:1:9],[10 9 8 8 7 7 6 5 5 5 5 5 6 7 7 8 9 9 10],[-15:1:15],'cubic','extrap');
z7 = interp1([-9:1:9],[10 9 8 7 7 6 5 20 20 4 4 5 5 6 7 7 8 9 10],[-15:1:15],'cubic','extrap');
z8 = interp1([-10:1:10],[10 10 9 8 7 6 5 20 20 20 20 3 4 20 5 6 7 8 9 10 10],[-15:1:15],'cubic','extrap');
z9 = interp1([-10:1:10],[10 9 8 7 6 5 5 20 20 20 20 2 20 20 20 5 6 7 8 9 10],[-15:1:15],'cubic','extrap');
z10 = interp1([-10:1:10],[10 9 8 7 6 5 4 3 20 20 1 20 20 20 4 5 6 7 8 9 10],[-15:1:15],'cubic','extrap');
z11 = interp1([-10:1:10],[10 9 8 7 6 5 4 20 2 1 0 1 20 3 20 20 20 7 8 9 10],[-15:1:15],'cubic','extrap');
z12 = interp1([-10:1:10],[10 9 8 7 6 5 4 20 20 1 1 20 20 3 20 20 20 7 8 9 10],[-15:1:15],'cubic','extrap');
z13 = interp1([-10:1:10],[10 9 8 7 6 5 5 20 20 20 20 20 20 4 20 20 20 7 8 9 10],[-15:1:15],'cubic','extrap');
z14 = interp1([-10:1:10],[10 9 8 7 6 5 5 4 20 20 20 20 4 4 5 6 7 8 9 10 10],[-15:1:15],'cubic','extrap');
z15 = interp1([-9:1:9],[10 9 8 7 7 6 5 5 20 20 20 5 5 6 7 7 8 9 10],[-15:1:15],'cubic','extrap');
z16 = interp1([-9:1:9],[10 9 9 8 7 7 6 5 5 5 20 5 6 7 7 8 9 9 10],[-15:1:15],'cubic','extrap');
z17 = interp1([-8:1:8],[10 9 8 8 7 7 6 6 6 6 6 7 7 8 8 9 10],[-15:1:15],'cubic','extrap');
z18 = interp1([-7:1:7],[10 9 9 8 8 7 7 7 7 7 8 8 9 9 10],[-15:1:15],'cubic','extrap');
z19 = interp1([-6:1:6],[10 9 9 9 8 8 8 8 8 9 9 9 10],[-15:1:15],'cubic','extrap');
z20 = interp1([-5:1:5],[10 10 10 9 9 9 9 9 10 10 10],[-15:1:15],'cubic','extrap');
z21 = interp1([-3:1:3],[10 10 10 10 10],[-15:1:15],'cubic','extrap');
zz = [z1;z2;z3;z4;z5;z6;z7;z8;z9;z10;z11;z12;z13;z14;z15;z16;z17;z18;z19;z20;z21];
for ii = 1:13,
zz1(ii,:) = interp1([10:-1:-10],zz(:,ii),[15:-1:-15],'cubic','extrap');
end
zz1 = zz1.';
x = -15:1:15;
y = 15:-1:-15;
[x,y] = meshgrid(x,y);
x1 = -13:0.1:13;
y1 = 13:-0.1:-13;
[x1,y1] = meshgrid(x1,y1);
z11 = interp2(x,y,zz1,x1,y1,'cubic');
index = find(x1.^2+y1.^2 > 12.8^2);
z11(index) = NaN;
surf(x1*0.001,y1*0.001,z11); shading interp;
??? Error using ==> interp1 at 125
X and Y must be of the same length.
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