www.gusucode.com > map 案例源码 matlab代码程序 > map/DisplayGridAndContourLinesExample.m
%% Display Grid and Contour Lines % %% % Read the terrain data files for Mount Washington and Mount Dartmouth. % Copyright 2015 The MathWorks, Inc. [Z_W, R_W] = arcgridread('MtWashington-ft.grd'); [Z_D, R_D] = arcgridread('MountDartmouth-ft.grd'); %% % Display the terrain data as a surface in the z == 0 plane, so that % overlying contour lines and labels are visible. figure hold on mapshow(zeros(size(Z_W)),R_W,'CData',Z_W,'DisplayType','surface') mapshow(zeros(size(Z_D)),R_D,'CData',Z_D,'DisplayType','surface') axis equal %% % Overlay black contour lines and labels. cW = mapshow(Z_W, R_W, 'DisplayType', 'contour', ... 'LineColor','black', 'ShowText', 'on'); cD = mapshow(Z_D, R_D, 'DisplayType', 'contour', ... 'LineColor','black', 'ShowText', 'on'); %% % Set the colormap appropriate to terrain elevation. demcmap(Z_W)