public override Vector2 CalculateMove(FlockAgent agent, List <Transform> context, Flock2 flock)
{
///if no nab no adjust
if (context.Count == 0)
{
return(Vector2.zero);
}
//add points and avrage
Vector2 avoidanceMove = Vector2.zero;
int nAvoid = 0;
foreach (Transform item in context)
{
if (Vector2.SqrMagnitude(item.position - agent.transform.position) < flock.SquareAvoidanceRadius)
{
nAvoid++;
avoidanceMove += (Vector2)(agent.transform.position - item.position);
}
}
if (nAvoid > 0)
{
avoidanceMove /= nAvoid;
}
return(avoidanceMove);
}
public override Vector2 CalculateMove(FlockAgent agent, List <Transform> context, Flock2 flock)
{
Vector2 centerOffset = center - (Vector2)agent.transform.position;
float t = centerOffset.magnitude / radius;
if (t < 0.9)
{
return(Vector2.zero);
}
return(centerOffset * t * t);
}
public override Vector2 CalculateMove(FlockAgent agent, List <Transform> context, Flock2 flock)
{
// if no neighobers, stay the current course
if (context.Count == 0)
{
return(agent.transform.up);
}
// add all the points and average it
Vector2 AlignmentMove = Vector2.zero;
foreach (Transform item in context)
{
AlignmentMove += (Vector2)item.transform.up;
}
AlignmentMove /= context.Count;
return(AlignmentMove);
}
public override Vector2 CalculateMove(FlockAgent agent, List <Transform> context, Flock2 flock)
{
if (context.Count == 0)
{
return(Vector2.zero);
}
//add points and avrage
Vector2 cohesionMove = Vector2.zero;
foreach (Transform item in context)
{
cohesionMove += (Vector2)item.position;
}
cohesionMove /= context.Count;
//offse from agent pos
cohesionMove -= (Vector2)agent.transform.position;
cohesionMove = Vector2.SmoothDamp(agent.transform.up, cohesionMove, ref currentVelocity, agentSmoothTime);
return(cohesionMove);
}
public override Vector2 CalculateMove(FlockAgent agent, List <Transform> context, Flock2 flock)
{
/// if data is not the same show where and dont move
if (weights.Length != behaviours.Length)
{
Debug.Log("data miss match " + name, this);
return(Vector2.zero);
}
//set move
Vector2 move = Vector2.zero;
//iterate through the behaviours
for (int i = 0; i < behaviours.Length; i++)
{
Vector2 partialMove = behaviours[i].CalculateMove(agent, context, flock) * weights[i];
if (partialMove != Vector2.zero)
{
if (partialMove.sqrMagnitude > weights[i] * weights[i])
{
partialMove.Normalize();
partialMove *= weights[i];
}
move += partialMove;
}
}
return(move);
}
public abstract Vector2 CalculateMove(FlockAgent agent, List <Transform> context, Flock2 flock);
public void AssignFlock(Flock2 flock)
{
assignedFlock = flock;
}
