plotRoad

0001 
0002 
0003 function     k = plotRoad(positionRoad_no, roadNo)
0004 clf
0005 k =[];
0006 [A, map] = imread('r2.bmp', 'BMP');
0007 image(A), hold on
0008 v = [];
0009 for i = 1:length(positionRoad_no(:,1))
0010     if positionRoad_no(i,4) == roadNo
0011         v = [v; positionRoad_no(i,1:2)];
0012     end; 
0013 end;
0014     
0015     [sx, sy] = size(v);
0016     if sx < 1
0017         disp('Error empty')
0018     end;
0019     
0020     plot(v(:,2),v(:,1), '*')
0021