【matlab程序】画海洋流场

【matlab程序】画海洋流场

clear;clc;

file =( '0227.nc');

lat=ncread(file,'latitude');

lon=ncread(file,'longitude');

u=ncread(file,'water_u');

v=ncread(file,'water_v');

[x,y]=meshgrid(lon,lat);

x=x'; y=y';

interval=4;

figure (1)

set(gcf,'color',[1 1 1])

set(gcf,'position',[150 300 500 500])

set(0,'defaultfigurecolor','w')

m_proj('Miller','lon',[lon(1) lon(end)],'lat',[lat(1) lat(end)]);

m_gshhs_i('patch',[0.6 0.6 0.6],'edgecolor','k');

m_grid('linest','-.','color','k');

hold on

m_quiver(x(1:interval:end,1:interval:end),y(1:interval:end,1:interval:end),u(1:interval:end,1:interval:end),v(1:interval:end,1:interval:end),0,'k');

title('海洋流场')

print('-djpeg','-r400',['海洋流场.jpg']);