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

    %% Construct Referencing Object for Global Raster
% 
%%
% Construct a referencing object for a global raster comprising a grid of
% 180-by-360 one-degree cells, with rows that start at longitude -180, and
% with the first cell located in the northwest corner. 

% Copyright 2015 The MathWorks, Inc.

latlim = [-90 90];
lonlim = [-180 180];
rasterSize = [180 360];
%%
% Create a raster referencing object by specifying the raster size.
R = georefcells(latlim,lonlim,rasterSize,'ColumnsStartFrom','north')
%% 
% Obtain the same result by specifying cell extents.
extent = 1;

R = georefcells(latlim,lonlim,extent,extent,'ColumnsStartFrom','north')