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function [bars, max_val, min_y, height] = get_bars_from_values(values1, values2)
bars = [];
% CONSTANT VALUES
min_y = 200;
height = 156;
min_x = 16+13;
bar_width = 10; % for a single bar, doubled if only one track
bar_inner_gap_width = 1; % double effect
bar_gap_width = 10;
% switch 1 and 2 if 1 is empty
if isempty(values1) && ~isempty(values2)
values1 = values2;
values2 = [];
end
max1 = max(values1);
max2 = 0;
if ~isempty(values2)
max2 = max(values2);
end
max_val = max([max1 max2]);
for i = 1:9
bar = struct;
bar.x_lo = min_x + ((bar_width + bar_width + bar_gap_width) * (i-1));
bar.x_hi = bar.x_lo;
bar.y_lo = min_y;
bar.y_hi = min_y - round(height * (values1(i) / max_val));
if isempty(values2)
bar.x_hi = bar.x_lo + 2*bar_width;
bars = [bars bar];
else
bar.x_hi = bar.x_lo + bar_width;
bar2 = struct;
bar2.x_lo = bar.x_hi + bar_inner_gap_width*2;
bar2.x_hi = bar2.x_lo + bar_width;
bar2.y_lo = min_y;
bar2.y_hi = min_y - round((height * (values2(i) / max_val)));
bars = [bars bar bar2];
end
end
end
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