trap_bear.c

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class BearTrap extends TrapBase
{
    static const int RAYCAST_SOURCES_COUNT = 5;
    // Raycasts start positions:
    // Positions are local to model. Vertical offset prevents ground collision.
    static const vector m_RaycastSources[RAYCAST_SOURCES_COUNT] = {
        "0.0 0.1 0.0",  // center
        "0.2 0.1 0.2",  // north east
        "-.2 0.1 0.2",  // north west
        "0.2 0.1 -0.2", // south east
        "-0.2 0.1 -0.2" // south west
    };
    
    void BearTrap()
    {
        m_DamagePlayers             = 5;                // How much damage player gets when caught
        m_DamageOthers              = 5;                // How much damage other entities(CreatureAI) gets when caught
        m_DefectRate                = 0;
        m_InitWaitTime              = 0.0;              // After this time after deployment, the trap is activated
        m_AnimationPhaseGrounded    = "placing";
        m_AnimationPhaseSet         = "BearTrap_Set";
        m_AnimationPhaseTriggered   = "placing";
    }
    
    override bool CanBeDisarmed()
    {
        return true;
    }
    
    override void EEHealthLevelChanged(int oldLevel, int newLevel, string zone)
    {
        super.EEHealthLevelChanged(oldLevel, newLevel, zone);
 
        if (g_Game.IsServer())
        {
            if (newLevel == GameConstants.STATE_RUINED)
            {
                SetInactive();
            }
        }
    }
    
    override void CreateTrigger()
    {
        super.CreateTrigger();
 
        vector mins     = "-0.1 -0.05 -0.1";
        vector maxs     = "0.1 0.4 0.1";
 
        m_TrapTrigger.SetOrientation(GetOrientation());
        m_TrapTrigger.SetExtents(mins, maxs);
        m_TrapTrigger.SetParentObject(this);
    }
    
    override void OnUpdate(EntityAI victim)
    {
        if (victim && victim.IsInherited(CarScript))
        {
            EntityAI wheel = GetClosestCarWheel(victim);
            if (wheel)
            {
                OnServerSteppedOn(wheel, "");
            }
        }
    }
    
    override void OnSteppedOn(EntityAI victim)
    {
        if (g_Game.IsServer() && victim)
        {
            if (!victim.GetAllowDamage())
                return;
            
            if (victim.IsInherited(CarScript))
            {
                Param1<EntityAI> params = new Param1<EntityAI>(victim);
                m_UpdateTimer.Run(UPDATE_TIMER_INTERVAL, this, "OnUpdate", params, true);
 
                return;
            }
            else
            {
                foreach (vector raycastSourcePosition: m_RaycastSources)
                {
                    vector raycastStart                 = ModelToWorld(raycastSourcePosition);
                    vector raycastEnd                   = "0 0.5 0" + raycastStart;
                    
                    RaycastRVParams rayInput            = new RaycastRVParams(raycastStart, raycastEnd, this);
                    rayInput.flags                      = CollisionFlags.ALLOBJECTS;
                    rayInput.type                       = ObjIntersectFire;
                    rayInput.radius                     = 0.05;
                    array<ref RaycastRVResult> results  = new array<ref RaycastRVResult>();
            
                    if (DayZPhysics.RaycastRVProxy(rayInput, results))
                    {
                        foreach (RaycastRVResult result: results)
                        {
                            if (result.obj && !result.obj.IsDamageDestroyed() && !result.obj.IsAnyInherited({ItemBase, Plant}))
                            {
                                OnServerSteppedOn(result.obj, result.obj.GetDamageZoneNameByComponentIndex(result.component));
                                return;
                            }
                        }
                    }
                }
 
                OnServerSteppedOn(victim, "zone_leg_random");
            }
        }
        else if (!g_Game.IsDedicatedServer()) 
        {
            if (victim)
            {
                if (victim.IsInherited(PlayerBase))
                {
                    victim.SpawnDamageDealtEffect();
                }
 
                PlaySoundBiteLeg();
            }
        }
    }
    
    override void OnSteppedOut(EntityAI victim)
    {
        if (victim.IsInherited(CarScript))
        {
            if (m_UpdateTimer && m_UpdateTimer.IsRunning())
            {
                m_UpdateTimer.Stop();
            }
        }
    }
    
    protected void OnServerSteppedOn(Object obj, string damageZone)
    {
        if (obj.IsInherited(CarWheel))
        {
            obj.ProcessDirectDamage(DamageType.CLOSE_COMBAT, this, damageZone, "BearTrapHit_CarWheel", "0 0 0", 1);
            if (m_UpdateTimer.IsRunning())
            {
                m_UpdateTimer.Stop();
            }
            
            SetInactive(false);
            Synch(EntityAI.Cast(obj));
            
            return;
        }
        
        if (obj.IsDamageDestroyed())
            return;
        
        string zoneUsed = damageZone;
        if (damageZone == "zone_leg_random")
        {
            zoneUsed = "LeftLeg";
            if (Math.RandomIntInclusive(0, 1) == 1)
                zoneUsed = "RightLeg";
        }
        
        ZombieBase zombie;
        if (obj.IsInherited(PlayerBase) || (Class.CastTo(zombie,obj) && !zombie.IsCrawling() && Math.RandomIntInclusive(0, 1) == 1))
        {
            CauseVictimToStartLimping(obj, "");
        }
        
        obj.ProcessDirectDamage(DamageType.CLOSE_COMBAT, this, zoneUsed, "BearTrapHit", "0 0 0", 1);
        
        SetInactive(false);
        Synch(EntityAI.Cast(obj));
    }
    
    // Causes the player to start limping. This is temporary and should at some point be replaced by broken legs
    void CauseVictimToStartLimping(Object obj, string damagedZone)
    {
        PlayerBase player;
        ZombieBase zombie;
        if (Class.CastTo(player,obj))
        {
            player.DamageAllLegs(player.GetMaxHealth() * 2); //reduce legs health (not regular DamageSystem damage, does not transfer!)
        }
        else if (Class.CastTo(zombie,obj))
        {
            zombie.SetHealth("LeftLeg", "Health", 0.0);
            zombie.SetHealth("RightLeg", "Health", 0.0);
        }
    }
    
    void PlaySoundBiteLeg()
    {
        EffectSound sound = SEffectManager.PlaySound("beartrapCloseDamage_SoundSet", GetPosition(), 0, 0, false);
        sound.SetAutodestroy(true);
    }
    
    void PlaySoundBiteEmpty()
    {
        EffectSound sound = SEffectManager.PlaySound("beartrapClose_SoundSet", GetPosition(), 0, 0, false);
        sound.SetAutodestroy(true);
    }
    
    void PlaySoundOpen()
    {
        EffectSound sound = SEffectManager.PlaySound("beartrapOpen_SoundSet", GetPosition(), 0, 0, false);
        sound.SetAutodestroy(true);
    }
 
    override void OnActivate()
    {
        #ifndef SERVER
        PlaySoundOpen();
        #endif
    }
    
    override void OnDisarm()
    {
        #ifndef SERVER
        PlaySoundBiteEmpty();
        #endif
    }
    
    //================================================================
    // ADVANCED PLACEMENT
    //================================================================
    
    override void OnPlacementComplete(Man player, vector position = "0 0 0", vector orientation = "0 0 0")
    {
        super.OnPlacementComplete(player, position, orientation);
        
        if (g_Game.IsServer())
        {
            PlayerBase player_PB = PlayerBase.Cast(player);
            StartActivate(player_PB);
        }   
    }
    
    override bool IsDeployable()
    {
        return true;
    }
    
    override string GetLoopDeploySoundset()
    {
        return "beartrap_deploy_SoundSet";
    }
    
    override void SetActions()
    {
        super.SetActions();
        
        AddAction(ActionClapBearTrapWithThisItem);
        AddAction(ActionTogglePlaceObject);
        AddAction(ActionDeployObject);
    }
 
#ifdef DEVELOPER    
    //================================================================
    // DEBUG
    //================================================================
            
    //Debug menu Spawn Ground Special
    override void OnDebugSpawn()
    {
        StartActivate(null);
    }
    
    override void GetDebugActions(out TSelectableActionInfoArrayEx outputList)
    {
        outputList.Insert(new TSelectableActionInfoWithColor(SAT_DEBUG_ACTION, EActions.ACTIVATE_ENTITY, "Activate", FadeColors.LIGHT_GREY));
        outputList.Insert(new TSelectableActionInfoWithColor(SAT_DEBUG_ACTION, EActions.DEACTIVATE_ENTITY, "Deactivate", FadeColors.LIGHT_GREY));
        outputList.Insert(new TSelectableActionInfoWithColor(SAT_DEBUG_ACTION, EActions.SEPARATOR, "___________________________", FadeColors.RED));
        
        super.GetDebugActions(outputList);
    }
    
    override bool OnAction(int action_id, Man player, ParamsReadContext ctx)
    {
        if (super.OnAction(action_id, player, ctx))
            return true;
        if (g_Game.IsServer() || !g_Game.IsMultiplayer())
        {
            if (action_id == EActions.ACTIVATE_ENTITY)
            {
                StartActivate(null);
            }
            else if (action_id == EActions.DEACTIVATE_ENTITY)
            {
                SetInactive();
            }
        }
        return false;
    }
#endif
}