Map/plotDetector.m at master · Rekt3421/Map · GitHub

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%% load data into matlab
hold on
close all
clear all
load('cellarray_ways.mat', 'cellarray_ways');

%Ways = zeros(length(cellarray_ways),length(cellarray_ways{cell_num}),2);
%% find block
for cell_num = 1:length(cellarray_ways)
    for point_num = 1:length(cellarray_ways{cell_num})
        Ways(cell_num,point_num,1) = cellarray_ways{cell_num}{point_num}(1);
        Ways(cell_num,point_num,2) = cellarray_ways{cell_num}{point_num}(2);
    end
end


%% load data into matlab

load('cellarray_ways.mat', 'cellarray_ways');

%Ways = zeros(length(cellarray_ways),length(cellarray_ways{cell_num}),2);
%% find block
for cell_num = 1:length(cellarray_ways)
    for point_num = 1:length(cellarray_ways{cell_num})
        Ways(cell_num,point_num,1) = cellarray_ways{cell_num}{point_num}(1);
        Ways(cell_num,point_num,2) = cellarray_ways{cell_num}{point_num}(2);
    end
end


hold on
X={};
Y={};


for cell_num = 1:length(cellarray_ways)
    %plot(Ways(cell_num,:,1) , Ways(cell_num,:,2));

    manual_ways_toshow=[1:319]

    if (sum(cell_num==manual_ways_toshow)==1)


        disp([num2str(cell_num) ,'_']);
        %following code is used to detect if the path(set of points) is a
        %relatively straight line
        [p,struct] = polyfit( Ways(cell_num,1:length(cellarray_ways{cell_num}),1) , Ways(cell_num,1:length(cellarray_ways{cell_num}),2) ,1)
        if(struct.df<900000 )% .df is a measure of straightness (dont know/need the exact details)

            plot( Ways(cell_num,1:length(cellarray_ways{cell_num}),1) , Ways(cell_num,1:length(cellarray_ways{cell_num}),2) ,'g');
            X{end+1}= Ways(cell_num,1:length(cellarray_ways{cell_num}),1);
            Y{end+1}= Ways(cell_num,1:length(cellarray_ways{cell_num}),2);

            %dont plot lines that arent straight
            disp('is not a st line')
        end
        % number the lines for easy marking of paths
        text(max(Ways(cell_num,1:length(cellarray_ways{cell_num}),1)),max(Ways(cell_num,1:length(cellarray_ways{cell_num}),2)),num2str(cell_num))
        disp('^');
    end
end


%% making 2 point ways
Way_2pt =[];
id=0;
for cell_num = 1:length(cellarray_ways)
    curWayLen = length(cellarray_ways{cell_num});
    for iter =  1:curWayLen
        if iter+1 <= curWayLen
            id=id+1;
            %starting point
            Way_2pt(end+1 ,1 ,1) = Ways(cell_num,iter,1);
            Way_2pt(end ,1 ,2) = Ways(cell_num,iter,2);
            Way_2pt(end ,3,1) = cell_num;
            Way_2pt(end , 4 , 1)=id;
            %ending point
            Way_2pt(end , 2 , 1)= Ways(cell_num,iter+1,1);
            Way_2pt(end , 2 , 2)= Ways(cell_num,iter+1,2);

            x=[  Ways(cell_num,iter,1);,Ways(cell_num,iter+1,1)];
            y=[  Ways(cell_num,iter,2);,Ways(cell_num,iter+1,2)];
            %%    plot(x,y)
        end
    end


end
compare = @(n1,n2,n_dcp) round(n1*10^n_dcp)==round(n2*10^n_dcp);
count = 0;
intersections=[];
for i=1:length(Way_2pt)
    x1 = Way_2pt(i,2,1);
    y1 = Way_2pt(i,2,2);
    cell1=Way_2pt(i,4,1);
    way1=Way_2pt(i,3,1);
    x4 = Way_2pt(i,1,1);
    y4 = Way_2pt(i,1,2);

    %%  p1 = polyfit(x1,y1,1);


    for j=1:length(Way_2pt)
        done = 0;
        x2 = Way_2pt(j,1,1);
        y2 = Way_2pt(j,1,2);
        cell2=Way_2pt(j,4,1);
        way2=Way_2pt(j,3,1);

        x3 = Way_2pt(j,2,1);
        y3 = Way_2pt(j,2,2);
        %% diff_tocmp= tocmp_way_end-tocmp_way_start;
        %%slope_in=diff_tocmp(2)/diff_tocmp(1);

        %%%      p2 = polyfit(x2,y2,1);

        %%      x_intersect = fzero(@(x) polyval(p1-p2,x),3);

        %%       y_intersect = polyval(p1,x_intersect);

        %%       if(((abs(x_intersect-min(x2))<0.001 &&abs(x_intersect-min(x1))<0.001) || (abs(x_intersect-max(x2))<0.001 && abs(x_intersect-max(x1))<0.001)) && ((abs(y_intersect-min(y2))<0.001 && abs(y_intersect-min(y1))<0.001) ||( abs(y_intersect-max(y2))<0.001 && abs(y_intersect-max(y1))<0.001)))


        if (x1==x2 && y1 == y2 && way1~=way2 )

            done = 1;
            count=count+1;
            intersections(count,1)=x1;
            intersections(count,2)=y1;
            intersections(count,3)=cell1;
            intersections(count,4)=cell2;
            intersections(count,5)=way1;
            intersections(count,6)=way2;
            intersections(count,7)=0;


            %%           saveas(gcf,'CV2','jpg')
            drawnow;
        end

        if (x1==x3 && y1 == y3 && way1~=way2 && done == 0 )
            count=count+1;
            done = 1;
            intersections(count,1)=x1;
            intersections(count,2)=y1;
            intersections(count,3)=cell1;
            intersections(count,4)=cell2;
            intersections(count,5)=way1;
            intersections(count,6)=way2;
            intersections(count,7)=0;


            %%           saveas(gcf,'CV2','jpg')
            drawnow;
        end
        if (x2==x4 && y2 == y4 && way1~=way2 && done == 0 )
            count=count+1;
            intersections(count,1)=x2;
            intersections(count,2)=y2;
            intersections(count,3)=cell1;
            intersections(count,4)=cell2;
            intersections(count,5)=way1;
            intersections(count,6)=way2;
            intersections(count,7)=0;
            done = 1;

            %%           saveas(gcf,'CV2','jpg')
            drawnow;
        end
        if (x3==x4 && y3 == y4 && way1~=way2 && done == 0 )
            count=count+1;
            done = 1;
            intersections(count,1)=x3;
            intersections(count,2)=y3;
            intersections(count,3)=cell1;
            intersections(count,4)=cell2;
            intersections(count,5)=way1;
            intersections(count,6)=way2;
            intersections(count,7)=0;


            %%           saveas(gcf,'CV2','jpg')
            drawnow;
        end
    end
end
blocks={};
blocks1={};
block_num = 0;
ways1 = intersections(:,5);
ways2 = intersections(:,6);
intersections2 = [];
count2= 0;


for i = 1:length(cellarray_ways)

    for j = i+1 : length(cellarray_ways)

        for k = 1: length(intersections)
            tmp = intersections(k,:);

            if (tmp(5) == i && tmp(6) == j) || (tmp(6) == i && tmp(5) == j)

                count2 = count2 + 1;
                intersections2(count2,:) = tmp;
                k = length(intersections);
                j = length(cellarray_ways);
            end
        end

    end


end
 intersections = intersections2;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%