function question_9
%2016-11-25
clear;clc
[X,Y,Z] = peaks(30); %your input data
N=20; %the number of points you want
surf(X,Y,Z) % plot colormap(jet); %by changing jet to other variable (like hot, cool and hsv) name you can change the style
[fmin fmax]=caxis;
c=colorbar;
c.Ticks=linspace(fmin,fmax,N)';

function question_9 %2016-11-25 clear;clc [X,Y,Z] = peaks(30); %your input data N=20; %the number of points you want surf(X,Y,Z) % plot colormap(jet); %by changing jet to other variable (like hot, cool and hsv) name you can change the style of the colormap [fmin fmax]=caxis; c=colorbar; c.Ticks=linspace(fmin,fmax,N)';

3楼: Originally posted by pdl9527 at 2016-11-25 17:59:51
function question_9
%2016-11-25
clear;clc
= peaks(30); %your input data
N=20; %the number of points you want
surf(X,Y,Z) % plot colormap(jet); %by changing jet to other variable (like hot, cool ...

5楼: Originally posted by cotyer at 2016-11-26 10:03:09
还是出不来，我是用图像做的，所以结构体字段是不是应该加上double呢？...