Quickly plot graphs in Matlab

quickPlot.m

function quickPlot(varargin)
    % This function is useful for printing point
    % cloud data quickly. This function accepts
    % one or more vectors, in either 2D or 3D,
    % and either row-order or column-order format.

    n = size(varargin, 2);
    colors = char('r.', 'g.', 'b.', 'c.', 'm.');
    num_colors = size(colors, 1);

    figure;
    for i = 1:n
        a = varargin{i};
        color = colors(mod(i-1,num_colors)+1,:);

        if size(a, 1) == 2
            plot(a(1,:), a(2,:), color);
        elseif size(a, 2) == 2
            plot(a(:,1), a(:,2), color);
        end

        if size(a, 1) == 3
            plot3(a(1,:), a(2,:), a(3,:), color);
        elseif size(a, 2) == 3
            plot3(a(:,1), a(:,2), a(:,3), color);
        end

        hold on;
    end

    hold off;
end