Flocking Algorithm: flockNumOfBots(F); - File Exchange

Code covered by the BSD License

flockAlignPnY(P,Y,L,B); Using simple cooridinate translation and rotation we'll align P to Y
flockBaryCenter(F); This simple function utilazes polygeom
flockFindRelLocS(Y,F); Find followers location relative to Y
flockNumOfBots(F);
flockRank(me,A) inputs: Sx sub group of followers locations
flockSetY(L,B); input X1Y1, X2Y2
flockSort(A,L,B)
flockStep(Ptn, Flwr, Ldr, me)... flockStep is the main loop the follower execute
polygeom( x, y ) POLYGEOM Geometry of a planar polygon
flockTest.m
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from Flocking Algorithm by Shlomo Segal
A Simple application of a flocking algorithm. Following Gervasi Coordination without Communicatio

flockNumOfBots(F);
function n = flockNumOfBots(F); % Find the number of bots (raws) in the groups F % F could be real followers or target slots % input F (3xn) % output n - number of rows [n three] = size(F); return