毕业设计&课设-基于深度的UWSN路由协议的MATLAB仿真.zip

function [neighbours , succ] = find_neighbours(forwarder,sink, accRange,... numNodes,nodePositions) k=0; succ=0; neighbours = []; index = 1; % copy x/y/z co-ordinates of forwarding node fx=nodePositions(forwarder,1); fy=nodePositions(forwarder,2); fz=nodePositions(forwarder,3); % Check whether sink is neighbour sink_x = sink(1,1); sink_y = sink(1,2); sink_z = sink(1,3); % find the distance between forwarder and sink dst_sink = sqrt((fx- sink_x)^2 + (fy- sink_y)^2 + (fz- sink_z)^2); % If sink is a neighbour, packets can send to sink Succesfuly if( dst_sink <= accRange) succ=1; return; end for i=1: numNodes if (forwarder == i) continue; end % Copy x/y/z co-ordinates of neighbor x=nodePositions(i,1); y=nodePositions(i,2); z= nodePositions(i,3); distance = sqrt((fx-x)^2 + (fy-y)^2 + (fz-z)^2); if ( distance <= accRange) neighbours(index)=i; index= index +1; end end return end