viewclusters.m

基于MATLAB的微粒群工具箱

%DrawSwarm >> Internal function of psotoolbox.
% Purpose: To draw a visual display of the Swarm.
% 
% You shouldn't need to mess around with this fn. if u don't wanna change the visualization.
% 
% see also: pso.m
%
function ViewClusters(Generation, Dimensions, GBest, vizAxes)
N = Dimensions / 3;
X = reshape(GBest,3,N);
set(vizAxes,'XData',X(3,:).*cos(X(1,:)).*cos(X(2,:)),'YData', X(3,:).*sin(X(1,:)).*cos(X(2,:)), 'ZData', X(3,:).*sin(X(2,:)));

GenDiv = 100;
xAx = GBest(1);
yAx = GBest(2);
zAx = GBest(3);

zf = 100 * 50/Generation; %zoom factor

if rem(Generation, GenDiv) == 0
    axis([xAx-zf xAx+zf yAx-zf yAx+zf zAx-zf zAx+zf]);
end

title(Generation);
drawnow;