2020-05-29 秒速五厘米 2023-02-13 14:57 3阅读 0赞 \[x,y\]=meshgrid(-3:0.03:3); z = 1/8.\*(6.\*exp(-((2/3.\*abs(x) - 1).^2 … \+ (2/3.*y).^2) - 1/3*(2/3.\*y + 1/2).^3) … \+ 2/3.*exp(-2.818^11*((abs(2/3.\*x) - 1).^2 … \+ (2/3.\*y).2).2) + 2/3.\*y - (2/3.\*x).^4); I= find(sqrt((abs(x) - 3/2).^2 + y.^2) <0.45); R = 1.0*ones(size(x)); R(I)=0.9; G = 0.9*ones(size(x)); G(I)=0.6; B = 0.9\*ones(size(x)); B(I)=0.6; h = surf(x,y,z,cat(3,R,G,B)); axis image shading interp camlight left;
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