SCR_AIDangerReaction_VehicleHorn.c

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[BaseContainerProps()]
class SCR_AIDangerReaction_VehicleHorn : SCR_AIDangerReaction
{
    static const float REACTION_ENEMY_DIST_SQ = 50*50;
    static const float REACTION_FRIENDLY_DIST_SQ = 12*12;
    
    override bool PerformReaction(notnull SCR_AIUtilityComponent utility, notnull SCR_AIThreatSystem threatSystem, AIDangerEvent dangerEvent, int dangerEventCount)
    {       
        IEntity vehicleObject = dangerEvent.GetVictim();
        if (!vehicleObject)
            return false;
        
        // Ignore if we are in same vehicle
        IEntity parent = utility.m_OwnerEntity.GetParent();
        while(parent)
        {
            if (parent == vehicleObject)
                return false;
            parent = parent.GetParent();
        }
        
        // Ignore if we already have an action to move from that vehicle
        if (SCR_AIMoveFromDangerBehavior.ExistsBehaviorForEntity(utility, vehicleObject))
            return false;
        
        SCR_ChimeraAIAgent agent = SCR_ChimeraAIAgent.Cast(utility.GetOwner());
        
        //Check distance
        vector vehiclePos   = vehicleObject.GetOrigin();
        vector agentPos     = utility.GetOrigin();
        float distSq = vector.DistanceSq(vehiclePos, agentPos); 
        
        if (distSq >= REACTION_ENEMY_DIST_SQ)
            return false;
        
        //Enemy car
        if(agent.IsPerceivedEnemy(vehicleObject))
        {
            //Orientate towards the sound origin
            utility.m_LookAction.LookAt(dangerEvent.GetPosition(), utility.m_LookAction.PRIO_DANGER_EVENT);
            return true;
        }
        //Ally car
        else
        {
            if (distSq <= REACTION_FRIENDLY_DIST_SQ)
            {
                //Move away from danger
                SCR_AIMoveFromDangerBehavior behavior = new SCR_AIMoveFromVehicleHornBehavior(utility, null, vector.Zero, dangerEntity: vehicleObject);
                utility.AddAction(behavior);
                return true;
            }
        }
        return false;
    }   
};