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FF::Sys.new('Cohesion', priority: 50) do
center_mass = [0.0,0.0]
boids_count = FF::Cmp::Fish[0].entities.count
FF::Cmp::Fish[0].entities.each do |ent|
boid = ent.components[FF::Cmp::Boids].first
center_mass[0] += boid.x
center_mass[1] += boid.y
end
FF::Cmp::Fish[0].entities.each do |ent|
boid_update = ent.components[FF::Cmp::Boids].first
move_boid = center_mass.dup
move_boid[0] -= boid_update.x
move_boid[1] -= boid_update.y
move_boid[0] /= boids_count - 1.0
move_boid[1] /= boids_count - 1.0
boid_update.cx += (move_boid[0] - boid_update.x) / $config.cohesion
boid_update.cy += (move_boid[1] - boid_update.y) / $config.cohesion
end
end
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