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NC/mp4/Project_4_Maggioni_Claudio/datasets/gplotLength.m
Claudio Maggioni (maggicl) 34b290c569 mp4: done 1a-c in MATLAB
2020-11-04 14:59:14 +01:00

48 lines
761 B
Matlab

function [d] = gplotLength(a, x, linewidth)
% function [d] = gplotFancy2(a, x,linewidth)
%
% plot with colors depending on lengths of
% edges in x,
% a: Adjacency
% x: coords
% linewidth: for ploting
[ai,aj] = find(a);
m = length(ai);
d = double(a);
for i = 1:m,
d(ai(i),aj(i)) = norm(x(ai(i),:)-x(aj(i),:));
end
[di,dj,dv] = find(d);
sdv = sort(dv);
l = length(sdv);
ran = [64:-1:0]/64;
ran = ran.^2;
ran = 1-ran;
ll = round([1:l/65:l]);
ranges = sdv(ll);
hold on;
set(gca,'Color',[0 0 0])
cm = jet;
%cm = .3+.7*cm;
for i = 1:64;
ind = (dv <= ranges(i+1))&(dv>ranges(i));
thisa = sparse(ai(ind),aj(ind),1);
[gpx,gpy] = gplot(thisa,x);
if (~isempty(gpx)),
ph(i) = plot(gpx,gpy,'-','Color',cm(i,:),'LineWidth',linewidth);
axis off
end
end