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

    %% Generate Global Raster and Display Results on World Map
%  
%%
% Create a raster reference object for a 181-by-361 grid of
% postings.

% Copyright 2015 The MathWorks, Inc.

latlim = [-90 90];
lonlim = [-180 180];
sampleSpacing = 1;
R = georefpostings(latlim,lonlim,sampleSpacing,sampleSpacing)
%%
% Generate a data set.
Z = geopeaks(R);
%%
% Display the resultant data set on a map.
figure
worldmap world
geoshow(Z,R,'DisplayType','surface','CData',Z,'ZData',zeros(size(Z)))
load coastlines
geoshow(coastlat,coastlon,'Color','k')
colorbar