C++ IActor::GetGrabbedEntityId方法代码示例

//------------------------------------------------------------------------
void CGameRules::CullEntitiesInExplosion(const ExplosionInfo &explosionInfo)
{
	if (!g_pGameCVars->g_ec_enable || explosionInfo.damage <= 0.1f)
		return;

	IPhysicalEntity **pents;
	float radiusScale = g_pGameCVars->g_ec_radiusScale;
	float minVolume = g_pGameCVars->g_ec_volume;
	float minExtent = g_pGameCVars->g_ec_extent;
	int   removeThreshold = max(1, g_pGameCVars->g_ec_removeThreshold);

	IActor *pClientActor = g_pGame->GetIGameFramework()->GetClientActor();
	Vec3 radiusVec(radiusScale * explosionInfo.physRadius);
	int i = gEnv->pPhysicalWorld->GetEntitiesInBox(explosionInfo.pos-radiusVec,explosionInfo.pos+radiusVec,pents, ent_rigid|ent_sleeping_rigid);
	int removedCount = 0;

	static IEntityClass* s_pInteractiveEntityClass = gEnv->pEntitySystem->GetClassRegistry()->FindClass("InteractiveEntity");
	static IEntityClass* s_pDeadBodyClass = gEnv->pEntitySystem->GetClassRegistry()->FindClass("DeadBody");

	if (i > removeThreshold)
	{
		int entitiesToRemove = i - removeThreshold;
		for(--i;i>=0;i--)
		{
			if(removedCount>=entitiesToRemove)
				break;

			IEntity * pEntity = (IEntity*) pents[i]->GetForeignData(PHYS_FOREIGN_ID_ENTITY);
			if (pEntity)
			{
				// don't remove if entity is held by the player
				if (pClientActor && pEntity->GetId()==pClientActor->GetGrabbedEntityId())
					continue;

				// don't remove items/pickups
				if (IItem* pItem = g_pGame->GetIGameFramework()->GetIItemSystem()->GetItem(pEntity->GetId()))
				{
					continue;
				}
				// don't remove enemies/ragdolls
				if (IActor* pActor = g_pGame->GetIGameFramework()->GetIActorSystem()->GetActor(pEntity->GetId()))
				{
					continue;
				}

				// if there is a flowgraph attached, never remove!
				if (pEntity->GetProxy(ENTITY_PROXY_FLOWGRAPH) != 0)
					continue;

				IEntityClass* pClass = pEntity->GetClass();
				if (pClass == s_pInteractiveEntityClass || pClass == s_pDeadBodyClass)
					continue;

				// get bounding box
				if (IEntityPhysicalProxy* pPhysProxy = (IEntityPhysicalProxy*)pEntity->GetProxy(ENTITY_PROXY_PHYSICS))
				{
					AABB aabb;
					pPhysProxy->GetWorldBounds(aabb);

					// don't remove objects which are larger than a predefined minimum volume
					if (aabb.GetVolume() > minVolume)
						continue;

					// don't remove objects which are larger than a predefined minimum volume
					Vec3 size(aabb.GetSize().abs());
					if (size.x > minExtent || size.y > minExtent || size.z > minExtent)
						continue;
				}

				// marcok: somehow editor doesn't handle deleting non-dynamic entities very well
				// but craig says, hiding is not synchronized for DX11 breakable MP, so we remove entities only when playing pure game
				// alexl: in SinglePlayer, we also currently only hide the object because it could be part of flowgraph logic
				//        which would break if Entity was removed and could not propagate events anymore
				if (gEnv->bMultiplayer == false || gEnv->IsEditor())
				{
					pEntity->Hide(true);
				}
				else
				{
					gEnv->pEntitySystem->RemoveEntity(pEntity->GetId());
				}
				removedCount++;
			}
		}
	}
}