C++ IActorSystem::CreateActorIterator方法代码示例

	virtual void ProcessEvent( EFlowEvent event, SActivationInfo *pActInfo )
	{
		switch (event)
		{
		case eFE_Initialize:
		case eFE_Activate:
			{
				IActorSystem *pActorSystem = gEnv->pGame->GetIGameFramework()->GetIActorSystem();
				IActorIteratorPtr actorIt = pActorSystem->CreateActorIterator();
				int iNumPlayers = 0;
				IActor *pActor = actorIt->Next();
				while(iNumPlayers < 4 && pActor)
				{
					if(pActor->GetChannelId())
					{
						ActivateOutput(pActInfo, iNumPlayers, pActor->GetEntityId());
						++iNumPlayers;
					}

					pActor = actorIt->Next();
				}
			}
			break;
		}
	}

//--------------------------------------------------------------
void CWeaponSystem::OnGameTokenEvent( EGameTokenEvent event,IGameToken *pGameToken )
{
	assert(pGameToken);

	if(EGAMETOKEN_EVENT_CHANGE == event)
	{
		bool handled = false;
		if(!strcmp("weapon.effects.ice",pGameToken->GetName()))
		{
			pGameToken->GetValueAs(m_frozenEnvironment);
			handled = true;
		}
		else if(!strcmp("weapon.effects.wet",pGameToken->GetName()))
		{
			pGameToken->GetValueAs(m_wetEnvironment);
			handled = true;
		}

		if (handled)
		{
			IGameFramework* pGF = gEnv->pGame->GetIGameFramework();
			IActorSystem* pAS = pGF->GetIActorSystem();

			int count = pAS->GetActorCount();
			if (count)
			{
				IActorIteratorPtr it = pAS->CreateActorIterator();
				while (CActor* pActor = (CActor*)it->Next())
				{
					CPlayer *pPlayer = (pActor->GetActorClass() == CPlayer::GetActorClassType()) ? static_cast<CPlayer*>(pActor) : 0;
					if (pPlayer && pPlayer->GetNanoSuit())
					{
						// go through all players and turn their ice effects on/off
						IEntityRenderProxy* pRenderProxy = (IEntityRenderProxy*)pPlayer->GetEntity()->GetProxy(ENTITY_PROXY_RENDER);
						if (pRenderProxy)
						{
							uint8 mask = pRenderProxy->GetMaterialLayersMask();
							uint32 blend = pRenderProxy->GetMaterialLayersBlend();
							mask = IsFrozenEnvironment() ? mask|MTL_LAYER_DYNAMICFROZEN : mask&~MTL_LAYER_DYNAMICFROZEN;
							mask = IsWetEnvironment() ? mask|MTL_LAYER_WET : mask&~MTL_LAYER_WET;
							pRenderProxy->SetMaterialLayersMask(mask);
							pRenderProxy->SetMaterialLayersBlend(blend);
							if (CItem* pItem = static_cast<CItem*>(pPlayer->GetCurrentItem(true)))
							{
								pItem->FrostSync(true);
								pItem->WetSync(true);
							}
							if (COffHand* pOffHand = static_cast<COffHand*>(pPlayer->GetItemByClass(CItem::sOffHandClass)))
							{
								pOffHand->FrostSync(pOffHand->GetOffHandState() != eOHS_INIT_STATE);
								pOffHand->WetSync(pOffHand->GetOffHandState() != eOHS_INIT_STATE);
							}
						}
					}
				}
			}
		}
	}
}

void CCheckpointSystem::WriteActorData(XmlNodeRef parentNode)
{
	XmlNodeRef node = GetISystem()->CreateXmlNode(ACTOR_FLAGS_SECTION);
	//write only data for non-active or hidden actors
	XmlNodeRef activatedActors = GetISystem()->CreateXmlNode(ACTIVATED_ACTORS_SECTION);
	char buffer[100];
	IActorSystem *pActorSystem = CCryAction::GetCryAction()->GetIActorSystem();
	IActorIteratorPtr it = pActorSystem->CreateActorIterator();
	while (IActor *pActor = it->Next())
	{
		IEntity *pEntity = pActor->GetEntity();
		if(!pEntity->IsHidden() && pEntity->IsActive())
		{
			EntityId id = pEntity->GetId();
			const char *name = pEntity->GetName(); //we have to rely on names, since Id's change on level reexport
			_snprintf(buffer, sizeof(buffer), "%s%i", "id", id);
			activatedActors->setAttr(buffer, name);
		}
	}
	node->addChild(activatedActors);

	parentNode->addChild(node);
}

//.........这里部分代码省略.........
			relativeSpeedSq = victimVelocity.GetLengthSquared();
			minSpeedToCareAboutCollisionSq = sqr(7.5f);
			contactMass = collisionHitInfo.mass;

			break;
		}
	}

	const bool contactMassIsTooLowToCare = contactMass < 0.01f;
	if (contactMassIsTooLowToCare)
		return;

			
	//////////////////////////////////////////////////////////////////////////
	// Calculate the collision damage
	if (relativeSpeedSq >= minSpeedToCareAboutCollisionSq)
	{
		bool useDefaultCalculation = true;
		float fEnergy = 0.f;
		float damage = 0.f;
		EntityId kickerId = 0;

		// Calculate damage
		if (offenderVehicle && victimActor)
		{
			useDefaultCalculation = false;
			damage = ProcessActorVehicleCollision(victimActor, victimID, offenderVehicle, offenderID, damage, collisionHitInfo, kickerId);
		}
		else if (offenderIsBig && victimActor) // i.e. a kickable car
		{
			// Try to find the kicker
			CTimeValue time = gEnv->pTimer->GetAsyncTime();
			IActorSystem* pActorSystem = gEnv->pGame->GetIGameFramework()->GetIActorSystem();
			IActorIteratorPtr pActorIterator = pActorSystem->CreateActorIterator();
			IActor* pActor = pActorIterator->Next();
			float lowestTime = 5.f;
			while (pActor != NULL)
			{
				CPlayer* pPlayer = static_cast<CPlayer*>(pActor);
				EntityId kicked = pPlayer->GetLargeObjectInteraction().GetLastObjectId();
				if (kicked==offenderID)
				{
					float timeSinceKick = (time - pPlayer->GetLargeObjectInteraction().GetLastObjectTime()).GetSeconds();
					if (timeSinceKick < lowestTime)
					{
						// We found the kicker and the kicked
						kickerId = pActor->GetEntityId();
						lowestTime = timeSinceKick;
					}
				}
				pActor = pActorIterator->Next();
			}
			damage = ProcessActorKickedVehicle(victimActor, victimID, kickerId, offenderID, damage, collisionHitInfo);
			useDefaultCalculation = false;
		}

		if (useDefaultCalculation)
		{
			fEnergy = GetCollisionEnergy(pVictimEntity, collisionHitInfo);
			if (victimVehicle || offenderIsBig)
			{
				damage = 0.0005f * fEnergy;
			}
			else
			{
				damage = 0.0025f * fEnergy;

//////////////////////////////////////////////////////////////////////////
//this respawns the active AI at their spawn locations
void CCheckpointSystem::RespawnAI(XmlNodeRef data)
{
	if(!data)
		return;

	XmlNodeRef actorData = data->findChild(ACTOR_FLAGS_SECTION);
	if(!actorData)
	{
		CryWarning(VALIDATOR_MODULE_GAME, VALIDATOR_ERROR, "Failed reading actor data from checkpoint, actors won't be respawned");
		return;
	}

	IActorSystem *pActorSystem = CCryAction::GetCryAction()->GetIActorSystem();

	//first run through all actors and hide/deactivate them
	IActorIteratorPtr it = pActorSystem->CreateActorIterator();
	while (IActor *pActor = it->Next())
	{
		IEntity *pEntity = pActor->GetEntity();
		//deactivate all actors
		pEntity->Hide(true);
		pEntity->Activate(false);
	}

	//load actorflags for active actors
	XmlNodeRef activatedActors = actorData->findChild(ACTIVATED_ACTORS_SECTION);
	if(activatedActors)
	{
		int actorFlags = activatedActors->getNumAttributes();
		const char *key;
		const char *value;
		for(int i = 0; i < actorFlags; ++i)
		{
			activatedActors->getAttributeByIndex(i, &key, &value);
			//format is "idXXX"
			CRY_ASSERT(strlen(key)>2);
			EntityId id = (EntityId)(atoi(&key[2]));
			bool foundEntity = RepairEntityId(id, value);
			if(foundEntity)
			{
				IActor* pActor = pActorSystem->GetActor(id);
				if(pActor)
				{
					pActor->GetEntity()->Hide(false);
					pActor->GetEntity()->Activate(true);
				}
				else
					CryWarning(VALIDATOR_MODULE_GAME, VALIDATOR_ERROR, "Failed finding actor %i from checkpoint.", (int)id);
			}
			else
				CryWarning(VALIDATOR_MODULE_GAME, VALIDATOR_ERROR, "Failed finding actor %s from checkpoint, actor is not setup correctly.", value);
		}
	}
	else
		CryWarning(VALIDATOR_MODULE_GAME, VALIDATOR_ERROR, "Deactivated actors section was missing in checkpoint.");

	it = pActorSystem->CreateActorIterator();
	//iterate all actors and respawn if active
	while (IActor *pActor = it->Next())
	{
		IEntity *pEntity = pActor->GetEntity();
		if(pEntity->GetId() == LOCAL_PLAYER_ENTITY_ID) //don't respawn player
			continue;

		//we don't respawn deactivated actors
		if(!pEntity->IsHidden() && pEntity->IsActive())
		{
			pActor->SetHealth(0);
			pActor->Respawn();
		}
		else //but we still reset their position
		{
			pActor->ResetToSpawnLocation();
		}
	}
}

//------------------------------------------------------------------------
bool CGameRules::OnPromoteToServer(SHostMigrationInfo& hostMigrationInfo, uint32& state)
{
	if (!g_pGame->GetIGameFramework()->ShouldMigrateNub(hostMigrationInfo.m_session))
	{
		return true;
	}

	CryLogAlways("[Host Migration]: CGameRules::OnPromoteToServer() started");

	// Server time will change after we migrate (change from old server time to new server time)
	m_gameStartedTime.SetValue(m_gameStartedTime.GetValue() - m_cachedServerTime.GetValue());
	m_gameStartTime.SetValue(m_gameStartTime.GetValue() - m_cachedServerTime.GetValue());

	// If this migration has reset (we're not the original anticipated host, remove any entities from the first attempt
	if (!m_hostMigrationCachedEntities.empty())
	{
		HostMigrationRemoveDuplicateDynamicEntities();
	}

	// Now we know we're the server, remove the actors for anyone we know isn't going to migrate
	CGameLobby *pGameLobby = g_pGame->GetGameLobby();
	CRY_ASSERT(pGameLobby);
	if (pGameLobby)
	{
		TPlayers playersToRemove;

		IActorSystem *pActorSystem = g_pGame->GetIGameFramework()->GetIActorSystem();

		playersToRemove.reserve(pActorSystem->GetActorCount());

		IActorIteratorPtr actorIt = pActorSystem->CreateActorIterator();
		IActor *pActor;
		while (pActor = actorIt->Next())
		{
			if (pActor->IsPlayer())
			{
				CRY_ASSERT(pActor->GetChannelId());
				SCryMatchMakingConnectionUID conId = pGameLobby->GetConnectionUIDFromChannelID((int) pActor->GetChannelId());
				if (pGameLobby->GetSessionNames().Find(conId) == SSessionNames::k_unableToFind)
				{
					CryLog("  player '%s' has not got a corresponding CGameLobby entry, removing actor", pActor->GetEntity()->GetName());
					playersToRemove.push_back(pActor->GetEntityId());
				}
			}
		}

		const int numPlayersToRemove = playersToRemove.size();
		for (int i = 0; i < numPlayersToRemove; ++ i)
		{
			FakeDisconnectPlayer(playersToRemove[i]);
		}
	}

	for (uint32 i = 0; i < MAX_PLAYERS; ++ i)
	{
		m_migratedPlayerChannels[i] = 0;
	}

	IItemSystem *pItemSystem = g_pGame->GetIGameFramework()->GetIItemSystem();

	IEntityItPtr it = gEnv->pEntitySystem->GetEntityIterator();
	it->MoveFirst();

	for (uint32 i = 0; i < m_hostMigrationItemMaxCount; ++ i)
	{
		m_pHostMigrationItemInfo[i].Reset();
	}
	uint32 itemIndex = 0;

	IEntity *pEntity = NULL;
	while (pEntity = it->Next())
	{
		IItem *pItem = pItemSystem->GetItem(pEntity->GetId());
		if (pItem)
		{
			if (pItem->GetOwnerId())
			{
				IEntity *pOwner = gEnv->pEntitySystem->GetEntity(pItem->GetOwnerId());
				if (pOwner)
				{
					EntityId currentItemId = 0;

					IActor *pOwnerActor = g_pGame->GetIGameFramework()->GetIActorSystem()->GetActor(pOwner->GetId());
					if (pOwnerActor)
					{
						IItem *pCurrentItem = pOwnerActor->GetCurrentItem();
						currentItemId = pCurrentItem ? pCurrentItem->GetEntityId() : 0;
					}

					CryLog("[CG] Item '%s' is owned by '%s'", pEntity->GetName(), pOwner->GetName());
					//m_pHostMigrationItemInfo[itemIndex].Set(pEntity->GetId(), pOwner->GetId(), pItem->IsUsed(), (pItem->GetEntityId() == currentItemId));
					itemIndex ++;
					if (itemIndex >= m_hostMigrationItemMaxCount)
					{
						CRY_ASSERT(itemIndex < m_hostMigrationItemMaxCount);
						break;
					}
				}
			}
//.........这里部分代码省略.........