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find_direction.m
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find_direction.m
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function [manu, next_manu]=find_direction(x,y,x1,y1,x2,y2)
if (x==x1 && y<y1)&&(x2==x1 && y2>y1)
manu='top';
next_manu='top';
elseif ((x==x1 && y<y1)&&(x2>x1 && y2>=y1))
manu='top';
next_manu='right';
elseif ((x==x1 && y<y1)&&(x2<x1 && y2>=y1))
manu='top';
next_manu='left';
elseif ((x==x1 && y>y1)&&(x2<x1 && y2<=y1))
manu='bottom';
next_manu='left';
elseif ((x==x1 && y>y1)&&(x2>x1 && y2<=y1))
manu='bottom';
next_manu='right';
elseif ((x==x1 && y>y1)&&(x2==x1 && y2<=y1))
manu='bottom';
next_manu='bottom';
elseif ((x1>x && y==y1)&&(x2>x1 && y2==y1))
manu='right';
next_manu='right';
elseif ((x1>x && y==y1)&&(x2>x1 && y2>y1))
manu='right';
next_manu='top';
elseif ((x1>x && y==y1)&&(x2>x1 && y2<y1))
manu='right';
next_manu='bottom';
elseif ((x1<x && y==y1)&&(x2<x1 && y2==y1))
manu='left';
next_manu='left';
elseif ((x1<x && y==y1)&&(x2<x1 && y2<y1))
manu='left';
next_manu='bottom';
elseif ((x1<x && y==y1)&&(x2<x1 && y2>y1))
manu='left';
next_manu='top';
elseif ((x1>x && y1>y)&&(x2<x1 && y2>y1))
manu='topright';
next_manu='left';
elseif ((x1>x && y1>y)&&(x2==x1 && y2>y1))
manu='topright';
next_manu='top';
elseif ((x1>x && y1>y)&&(x2>x1 && y2>=y1))
manu='topright';
next_manu='right';
elseif ((x1>x && y1>y)&&(x2>x1 && y2<y1))
manu='topright';
next_manu='bottom';
elseif ((x1>x && y1<y)&&(x2==x1 && y2<y1))
manu='bottomright';
next_manu='bottom';
elseif ((x1>x && y1<y)&&(x2<x1 && y2<y1))
manu='bottomright';
next_manu='left';
elseif ((x1>x && y1<y)&&(x2>x1 && y2<=y1))
manu='bottomright';
next_manu='right';
elseif ((x1>x && y1<y)&&(x2>x1 && y2>y1))
manu='bottomright';
next_manu='top';
elseif ((x1<x && y1<y)&&(x2==x1 && y2<y1))
manu='bottomleft';
next_manu='bottom';
elseif ((x1<x && y1<y)&&(x2>x1 && y2<y1))
manu='bottomleft';
next_manu='right';
elseif ((x1<x && y1<y)&&(x2<x1 && y2<=y1))
manu='bottomleft';
next_manu='left';
elseif ((x1<x && y1<y)&&(x2<x1 && y2>y1))
manu='bottomleft';
next_manu='top';
elseif ((x1<x && y1>y)&&(x2<x1 && y2<y1))
manu='topleft';
next_manu='bottom';
elseif ((x1<x && y1>y)&&(x2<x1 && y2>=y1))
manu='topleft';
next_manu='left';
elseif ((x1<x && y1>y)&&(x2==x1 && y2>y1))
manu='topleft';
next_manu='top';
elseif ((x1<x && y1>y)&&(x2>x1 && y2>y1))
manu='topleft';
next_manu='right';
end
end