%%%%%%%%%%%%%%%%%    動態部署節點算法仿真V1.0    %%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%　　2008.3.27　　%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 300＊300m無障礙物區中進行移動節點部署
% 初始化區域為10＊10m，然后，經計算展開到300＊300m場
% 節點傳感半徑25m；通訊半徑50m
% 節點能感知GPS信息
clf;
lon=132;         %GPS經度基點(需為整數）
lan=56;          %GPS緯度基點(需為整數）
n=300;              % the square of mobile  
x=rand(1,n);        % the X position of mobile nodes 
y=rand(1,n);        % the Y position of mobile nodes 
rs=25;              % the sensor radius
rc=50;              % the communication radius
rd=2;               % the detection obstacle radius
robs=1;               % the voiding obstacle R
rspan=50;              % the span between two nodes

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%　初始化場景　%%%%%%%%%%%%%%%%%%
% initialization position of node
rand('state',5);
for i=1:0.1*n       %0.1n=30個移動節點
    x0(i)=lon+0.1*n*x(i);  %初始化在最小方格30＊30中
    y0(i)=lan+0.1*n*y(i);
end
%　顯示初始化節點位置，隨機分布
[vx, vy] = voronoi(x0,y0);
plot(x0,y0,'bo',vx,vy,'r-');

for i=1:0.1*n
    if 0
    plot(gnode.x(i),gnode.y(i),'s','LineWidth',2,'MarkerEdgeColor','k','MarkerFaceColor','g','MarkerSize',10);    
    text(gnode.x(i),gnode.y(i),'gnode.i');    %???????    
    end
    hold on;
end
grid on;
%  初始化時的通訊鏈路
for i=1:0.1*n
    for j=2:0.1*n
     if i~=j
      dij=sqrt((x0(i)-x0(j))^2+(y0(i)-y0(j))^2);       %i節點和j節點之間的距離
      if (dij<=rc)                                     %小于通訊距離則可以通訊，存在通訊鏈路
         x=[x0(i),x0(j)];
         y=[y0(i),y0(j)];       
         line(x,y);                                    %短線表示通訊鏈路
         hold off;
      end
     end
    end
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%不考慮初始能量損耗，按均等計算運算，采用勢場函數控制節點速度。
%h=figure(2);
%%for i=1:0.1*n
%%    d=sqrt((x0(i)-lon)^2+(y0(i)-lan)^2);
%%end
%%for i=1:0.1*n
%%    if d(i)<d(i-1)                       %找到基點最近的節點號?? 不能通過編繹
%%       inn=i;
%%    else 
%%       inn=i-1;
%%    end
%%end


%執行并輸出