www.gusucode.com > map 案例源码 matlab代码程序 > map/PlotQuiverVectorsCorrespondingToLatitudeAndLongitudeExample.m

    %% Plot Quiver Vectors Corresponding to Latitude and Longitude
% 
%%
% Load the coast lines dataset.
load coastlines
%%
% Setup an axes specifying latitude and longitude limits. Plot the coast
% line data.
axesm('eqaconic','MapLatLimit',[30 60],'MapLonLimit',[-10 10])
framem; 
plotm(coastlat,coastlon)
%%
% Plot quiver vectors in a direction corresponding to +5 degrees
% latitude and +3 degrees longitude. Use automatic scaling.
lat0 = [50 39.7]; 
lon0 = [-5.4 2.9];
deltalat = [5 5]; 
deltalon = [3 3];
quiverm(lat0,lon0,deltalat,deltalon,'r')