flashgrenade.c

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class FlashGrenade extends Grenade_Base
{
 const float FX_RANGE_MAX_MULT = 1.0;
 
 override void OnExplosionEffects(Object source, Object directHit, int componentIndex, string surface, vector pos, vector surfNormal, float energyFactor, float explosionFactor, bool isWater, string ammoType)
 {
 super.OnExplosionEffects(source, directHit, componentIndex, surface, pos, surfNormal, energyFactor, explosionFactor, isWater, ammoType);
 
 PlayerBase player = PlayerBase.Cast(GetGame().GetPlayer());
 
 if (player)
 {
 vector headPos = player.GetDamageZonePos("Head"); // animated position in the middle of the zone
 float ammoRangeKill = GetGame().ConfigGetFloat(string.Format("CfgAmmo %1 indirectHitRange", ammoType));
 float ammoRangeMaxMult = 4.0;
 
 string indirectHitRangeMultiplier = string.Format("CfgAmmo %1 indirectHitRangeMultiplier", ammoType);
 if (GetGame().ConfigIsExisting(indirectHitRangeMultiplier))
 {
 ammoRangeMaxMult = Math.Clamp(GetGame().ConfigGetFloat(indirectHitRangeMultiplier), 1.0, float.MAX);
 }
 
 float ammoRangeMax = ammoRangeKill * ammoRangeMaxMult;
 ammoRangeMax = Math.Clamp(ammoRangeMax * FX_RANGE_MAX_MULT, ammoRangeKill, ammoRangeMax);
 
 float dist = vector.Distance(headPos, pos);
 float distSq = vector.DistanceSq(headPos, pos);
 float radiusMaxSq = Math.SqrFloat(ammoRangeMax);
 
 if (distSq <= radiusMaxSq)
 {
 // ignore collisions with parent if fireplace
 InventoryItem invItem = InventoryItem.Cast(source);
 EntityAI parent = invItem.GetHierarchyParent();
 array<Object> excluded = new array<Object>;
 
 if (!parent || !parent.IsFireplace())
 parent = null;
 else if (parent)
 excluded.Insert(parent);
 
 array<ref RaycastRVResult> results = new array<ref RaycastRVResult>;
 excluded.Insert(this); //Ignore self for visibility check
 
 //There shouldn't be cases justifying we go further than first entry (if in fireplace, self does not impact)
 RaycastRVParams rayParams = new RaycastRVParams(pos, headPos, excluded[0]);
 rayParams.flags = CollisionFlags.ALLOBJECTS;
 DayZPhysics.RaycastRVProxy(rayParams, results, excluded);
 
 array<Object> hitObjects = new array<Object>;
 for (int i = 0; i < results.Count(); i++)
 {
 if (results[i].obj && !results[i].obj.IsInherited(ItemBase))
 {
 hitObjects.Insert(results[i].obj);
 }
 }
 
 //If player is not first index, object is between player and grenade
 if (hitObjects.Count() && PlayerBase.Cast(hitObjects[0]))
 {
 float effectCoef;
 if (ammoRangeMax == ammoRangeKill)
 {
 effectCoef = 1.0; //edge case, landed right on the edge
 }
 effectCoef = 1 - ((dist - ammoRangeKill) / (ammoRangeMax - ammoRangeKill));
 effectCoef = Math.Clamp(effectCoef, 0.1, 100.0);
 
 player.OnPlayerReceiveFlashbangHitStart(MiscGameplayFunctions.IsPlayerOrientedTowardPos(player, pos, 60));
 player.GetFlashbangEffect().SetupFlashbangValues(effectCoef, effectCoef, effectCoef);
 }
 }
 }
 }
 
 void FlashGrenade()
 {
 SetAmmoType("FlashGrenade_Ammo");
 SetFuseDelay(2);
 SetGrenadeType(EGrenadeType.ILLUMINATING);
 SetParticleExplosion(ParticleList.GRENADE_M84);
 }
 
 protected override void CreateLight()
 {
 m_Light = ExplosiveLight.Cast(ScriptedLightBase.CreateLight(FlashGrenadeLight, GetPosition()));
 }
 
 void ~FlashGrenade() {}
}