63 lines
2.6 KiB
Matlab
63 lines
2.6 KiB
Matlab
function obj = plotGraph(obj)
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arguments (Input)
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obj (1, 1) {mustBeA(obj, "miSim")};
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end
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arguments (Output)
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obj (1, 1) {mustBeA(obj, "miSim")};
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end
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% Form graph from adjacency matrix
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G = graph(obj.constraintAdjacencyMatrix, "omitselfloops");
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% Resolve the target axes for the network graph tile
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if isnan(obj.networkGraphIndex)
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ax = obj.f.CurrentAxes;
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else
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ax = obj.f.Children(1).Children(obj.networkGraphIndex(1));
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end
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% Plot graph object
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hold(ax, "on");
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o = plot(ax, G, "LineStyle", "--", "EdgeColor", "g", "NodeColor", "k", "LineWidth", 2);
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hold(ax, "off");
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if ~isnan(obj.networkGraphIndex) && size(obj.networkGraphIndex, 2) > 1
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for ii = 2:size(obj.networkGraphIndex, 2)
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o = [o; copyobj(o(1), obj.f.Children(1).Children(obj.networkGraphIndex(ii)))];
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end
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end
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% In SINR comms mode, label each edge with the connection's SINR and report
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% the connectivity threshold in the tile title. The fixed-radius model is
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% left unchanged (no edge labels, title stays as set in firstPlotSetup).
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if obj.useSinrComms
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endNodes = G.Edges.EndNodes; % each row [lo hi]; graph stores lo < hi
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nAgents = size(obj.agents, 1);
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positions = zeros(nAgents, 3);
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for kk = 1:nAgents
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positions(kk, :) = obj.agents{kk}.pos;
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end
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% A link is feasible only if BOTH directions clear the threshold, so
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% label each edge with the binding (worse) directional SINR: the min of
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% the lower-index-receiver and higher-index-receiver links, with
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% interference from all other agents at each receiver. Labels are bare
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% numbers (no units) so they stay compact; GraphPlot renders them
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% horizontally, left-to-right.
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edgeLabels = strings(size(endNodes, 1), 1);
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for ee = 1:size(endNodes, 1)
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lo = endNodes(ee, 1);
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hi = endNodes(ee, 2);
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sinrLoRx = obj.sinrLink(positions, lo, hi); % receiver lo (lower index)
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sinrHiRx = obj.sinrLink(positions, hi, lo); % receiver hi (higher index)
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edgeLabels(ee) = sprintf("%.1f", 10 * log10(min(sinrLoRx, sinrHiRx)));
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end
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o(1).EdgeLabel = edgeLabels;
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% Threshold goes in the existing single-line title (not a subtitle) so
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% the small tile is not compressed further, and the hover toolbar is
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% disabled so the R2026 "..." menu stops covering the readout.
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title(ax, sprintf("Network Graph (\\geq %.1f dB)", obj.sinrThreshold));
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ax.Toolbar.Visible = "off";
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end
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obj.graphPlot = o;
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end
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