GeyserArea.c

См. документацию.

enum EGeyserState
{
    DORMANT          = 0,
    ERUPTION_SOON      = 1,    // bubbling
    ERUPTING_PRIMARY    = 2,    // main particle
    ERUPTING_SECONDARY    = 4     // secondary tall particle
}
 
class GeyserArea : EffectArea
{
    protected const int     UPDATE_RATE          = 1000; // ms
    protected const float   PRE_ERUPTION_DURATION  = 5;    // length of the pre eruption phase in seconds
    
    protected int           m_TimeElapsed;         // seconds
    protected float         m_RandomizedInterval;   // randomized interval to 80% - 120% of the set value
    protected float         m_RandomizedDuration;   // randomized duration to 80% - 120% of the set value
    protected GeyserTrigger m_GeyserTrigger;
    
    override void EEDelete( EntityAI parent )
    {       
        if (GetGame().IsClient() && m_GeyserTrigger)
            m_GeyserTrigger.StopEffects();
        
        super.EEDelete( parent );
    }
    
    override void InitZoneServer()
    {
        super.InitZoneServer();
                
        if ( m_TriggerType != "" )
        {
            CreateTrigger( m_Position, m_Radius );
            m_GeyserTrigger = GeyserTrigger.Cast(m_Trigger);
        }
        
        GetGame().GetCallQueue(CALL_CATEGORY_SYSTEM).CallLater(TickState, UPDATE_RATE, true);
        
        m_RandomizedInterval = Math.RandomInt(m_EffectInterval * 0.8, m_EffectInterval * 1.2);
    }   
        
    void TickState()
    {
        m_TimeElapsed += UPDATE_RATE * 0.001;
                
        if (m_GeyserTrigger.GetGeyserState() == EGeyserState.DORMANT)
        {
            if (m_TimeElapsed > m_RandomizedInterval)
            {
                m_TimeElapsed = 0;
                m_RandomizedDuration = Math.RandomInt(m_EffectDuration * 0.8, m_EffectDuration * 1.2);
                m_GeyserTrigger.AddGeyserState(EGeyserState.ERUPTION_SOON);
            }
        }
        else 
        {
            if (m_GeyserTrigger.GetGeyserState() & EGeyserState.ERUPTION_SOON)
            {
                if (m_TimeElapsed > PRE_ERUPTION_DURATION)
                {
                    m_GeyserTrigger.RemoveGeyserState(EGeyserState.ERUPTION_SOON);
                    m_GeyserTrigger.AddGeyserState(EGeyserState.ERUPTING_PRIMARY);
                    KillEntitiesInArea();
                    return;
                }
            }
            
            if (m_GeyserTrigger.GetGeyserState() & EGeyserState.ERUPTING_PRIMARY)
            {
                if (m_TimeElapsed > m_RandomizedDuration)
                {
                    m_TimeElapsed = 0;
                    m_RandomizedInterval = Math.RandomInt(m_EffectInterval * 0.8, m_EffectInterval * 1.2);
                    m_GeyserTrigger.RemoveGeyserState(EGeyserState.ERUPTING_PRIMARY | EGeyserState.ERUPTING_SECONDARY);
                    return;
                }
                
                if (m_GeyserTrigger.GetGeyserState() & EGeyserState.ERUPTING_SECONDARY)
                {
                    if (Math.RandomBool())    // 50% chance to end secondary eruption every update
                        m_GeyserTrigger.RemoveGeyserState(EGeyserState.ERUPTING_SECONDARY);
                }
                else if (Math.RandomBool())   // 50% chance to start secondary eruption every update
                    m_GeyserTrigger.AddGeyserState(EGeyserState.ERUPTING_SECONDARY);
            }
        }
    }
    
    void KillEntitiesInArea()
    {
        array<Object> nearestObjects = new array<Object>();
        GetGame().GetObjectsAtPosition(m_Position, m_Radius, nearestObjects, null);
        
        foreach (Object obj : nearestObjects)
        {
            EntityAI entity = EntityAI.Cast(obj);
            if (entity)
                entity.ProcessDirectDamage(DamageType.CUSTOM, this, "", "HeatDamage", "0 0 0", 1000);
        }
    }
}