osb/source/game/StarWorldServer.cpp

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#include "StarWorldServer.hpp"
#include "StarLogging.hpp"
#include "StarIterator.hpp"
#include "StarDataStreamExtra.hpp"
#include "StarBiome.hpp"
#include "StarWireProcessor.hpp"
#include "StarWireEntity.hpp"
#include "StarWorldImpl.hpp"
#include "StarWorldGeneration.hpp"
#include "StarItemDescriptor.hpp"
#include "StarItemDrop.hpp"
#include "StarObjectDatabase.hpp"
#include "StarObject.hpp"
#include "StarItemDatabase.hpp"
#include "StarContainerEntity.hpp"
#include "StarItemBag.hpp"
#include "StarPhysicsEntity.hpp"
#include "StarProjectile.hpp"
#include "StarPlayer.hpp"
#include "StarEntityFactory.hpp"
#include "StarBiomeDatabase.hpp"
#include "StarLiquidTypes.hpp"
#include "StarFallingBlocksAgent.hpp"
#include "StarWarpTargetEntity.hpp"
#include "StarUniverseSettings.hpp"
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#include "StarUniverseServerLuaBindings.hpp"
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namespace Star {
EnumMap<WorldServerFidelity> const WorldServerFidelityNames{
{WorldServerFidelity::Minimum, "minimum"},
{WorldServerFidelity::Low, "low"},
{WorldServerFidelity::Medium, "medium"},
{WorldServerFidelity::High, "high"}
};
WorldServer::WorldServer(WorldTemplatePtr const& worldTemplate, IODevicePtr storage) {
m_worldTemplate = worldTemplate;
m_worldStorage = make_shared<WorldStorage>(m_worldTemplate->size(), storage, make_shared<WorldGenerator>(this));
m_adjustPlayerStart = true;
m_respawnInWorld = false;
m_tileProtectionEnabled = true;
m_universeSettings = make_shared<UniverseSettings>();
m_worldId = worldTemplate->worldName();
m_expiryTimer = GameTimer(0.0f);
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init(true);
writeMetadata();
}
WorldServer::WorldServer(Vec2U const& size, IODevicePtr storage)
: WorldServer(make_shared<WorldTemplate>(size), storage) {}
WorldServer::WorldServer(IODevicePtr const& storage) {
m_worldStorage = make_shared<WorldStorage>(storage, make_shared<WorldGenerator>(this));
m_tileProtectionEnabled = true;
m_universeSettings = make_shared<UniverseSettings>();
m_worldId = "Nowhere";
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readMetadata();
init(false);
}
WorldServer::WorldServer(WorldChunks const& chunks) {
m_worldStorage = make_shared<WorldStorage>(chunks, make_shared<WorldGenerator>(this));
m_tileProtectionEnabled = true;
m_universeSettings = make_shared<UniverseSettings>();
m_worldId = "Nowhere";
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readMetadata();
init(false);
}
WorldServer::~WorldServer() {
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for (auto& p : m_scriptContexts)
p.second->uninit();
m_scriptContexts.clear();
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m_spawner.uninit();
writeMetadata();
m_worldStorage->unloadAll(true);
}
void WorldServer::setWorldId(String worldId) {
m_worldId = std::move(worldId);
}
String const& WorldServer::worldId() const {
return m_worldId;
}
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void WorldServer::setUniverseSettings(UniverseSettingsPtr universeSettings) {
m_universeSettings = std::move(universeSettings);
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}
UniverseSettingsPtr WorldServer::universeSettings() const {
return m_universeSettings;
}
void WorldServer::setReferenceClock(ClockPtr clock) {
m_weather.setReferenceClock(clock);
m_sky->setReferenceClock(clock);
}
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void WorldServer::initLua(UniverseServer* universe) {
auto assets = Root::singleton().assets();
for (auto& p : assets->json("/worldserver.config:scriptContexts").toObject()) {
auto scriptComponent = make_shared<ScriptComponent>();
scriptComponent->setScripts(jsonToStringList(p.second.toArray()));
scriptComponent->addCallbacks("universe", LuaBindings::makeUniverseServerCallbacks(universe));
m_scriptContexts.set(p.first, scriptComponent);
scriptComponent->init(this);
}
}
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WorldStructure WorldServer::setCentralStructure(WorldStructure centralStructure) {
removeCentralStructure();
m_centralStructure = std::move(centralStructure);
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m_centralStructure.setAnchorPosition(Vec2I(m_geometry.size()) / 2);
m_playerStart = Vec2F(m_centralStructure.flaggedBlocks("playerSpawn").first()) + Vec2F(0, 1);
m_adjustPlayerStart = false;
auto materialDatabase = Root::singleton().materialDatabase();
for (auto const& foregroundBlock : m_centralStructure.foregroundBlocks()) {
generateRegion(RectI::withSize(foregroundBlock.position, {1, 1}));
if (auto tile = m_tileArray->modifyTile(foregroundBlock.position)) {
if (tile->foreground == EmptyMaterialId) {
tile->foreground = foregroundBlock.materialId;
tile->updateCollision(materialDatabase->materialCollisionKind(foregroundBlock.materialId));
queueTileUpdates(foregroundBlock.position);
dirtyCollision(RectI::withSize(foregroundBlock.position, {1, 1}));
}
}
}
for (auto const& backgroundBlock : m_centralStructure.backgroundBlocks()) {
generateRegion(RectI::withSize(backgroundBlock.position, {1, 1}));
if (auto tile = m_tileArray->modifyTile(backgroundBlock.position)) {
if (tile->background == EmptyMaterialId) {
tile->background = backgroundBlock.materialId;
queueTileUpdates(backgroundBlock.position);
}
}
}
auto objectDatabase = Root::singleton().objectDatabase();
for (auto structureObject : m_centralStructure.objects()) {
generateRegion(RectI::withSize(structureObject.position, {1, 1}));
if (auto object = objectDatabase->createForPlacement(this, structureObject.name, structureObject.position, structureObject.direction, structureObject.parameters))
addEntity(object);
}
for (auto const& pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<CentralStructureUpdatePacket>(m_centralStructure.store()));
return m_centralStructure;
}
WorldStructure const& WorldServer::centralStructure() const {
return m_centralStructure;
}
void WorldServer::removeCentralStructure() {
for (auto const& structureObject : m_centralStructure.objects()) {
if (!structureObject.residual) {
generateRegion(RectI::withSize(structureObject.position, {1, 1}));
for (auto const& objectEntity : atTile<Object>(structureObject.position)) {
if (objectEntity->tilePosition() == structureObject.position && objectEntity->name() == structureObject.name)
removeEntity(objectEntity->entityId(), false);
}
}
}
for (auto const& backgroundBlock : m_centralStructure.backgroundBlocks()) {
if (!backgroundBlock.residual) {
generateRegion(RectI::withSize(backgroundBlock.position, {1, 1}));
if (auto tile = m_tileArray->modifyTile(backgroundBlock.position)) {
if (tile->background == backgroundBlock.materialId) {
tile->background = EmptyMaterialId;
tile->backgroundMod = NoModId;
queueTileUpdates(backgroundBlock.position);
}
}
}
}
for (auto const& foregroundBlock : m_centralStructure.foregroundBlocks()) {
if (!foregroundBlock.residual) {
generateRegion(RectI::withSize(foregroundBlock.position, {1, 1}));
if (auto tile = m_tileArray->modifyTile(foregroundBlock.position)) {
if (tile->foreground == foregroundBlock.materialId) {
tile->foreground = EmptyMaterialId;
tile->foregroundMod = NoModId;
tile->updateCollision(CollisionKind::None);
dirtyCollision(RectI::withSize(foregroundBlock.position, {1, 1}));
queueTileUpdates(foregroundBlock.position);
}
}
}
}
}
bool WorldServer::spawnTargetValid(SpawnTarget const& spawnTarget) const {
if (spawnTarget.is<SpawnTargetUniqueEntity>())
return (bool)m_entityMap->get<WarpTargetEntity>(m_worldStorage->loadUniqueEntity(spawnTarget.get<SpawnTargetUniqueEntity>()));
return true;
}
bool WorldServer::addClient(ConnectionId clientId, SpawnTarget const& spawnTarget, bool isLocal) {
if (m_clientInfo.contains(clientId))
return false;
Vec2F playerStart;
if (spawnTarget.is<SpawnTargetPosition>()) {
playerStart = spawnTarget.get<SpawnTargetPosition>();
} else if (spawnTarget.is<SpawnTargetX>()) {
auto targetX = spawnTarget.get<SpawnTargetX>();
playerStart = findPlayerSpaceStart(targetX);
} else if (spawnTarget.is<SpawnTargetUniqueEntity>()) {
if (auto target = m_entityMap->get<WarpTargetEntity>(m_worldStorage->loadUniqueEntity(spawnTarget.get<SpawnTargetUniqueEntity>())))
playerStart = target->position() + target->footPosition();
else
return false;
} else {
playerStart = m_playerStart;
if (m_adjustPlayerStart) {
m_playerStart = findPlayerStart(m_playerStart);
playerStart = m_playerStart;
}
}
RectF spawnRegion = RectF(playerStart, playerStart).padded(m_serverConfig.getInt("playerStartInitialGenRadius"));
generateRegion(RectI::integral(spawnRegion));
m_spawner.activateEmptyRegion(spawnRegion);
InterpolationTracker tracker;
if (isLocal)
tracker = InterpolationTracker(m_serverConfig.query("interpolationSettings.local"));
else
tracker = InterpolationTracker(m_serverConfig.query("interpolationSettings.normal"));
tracker.update(m_currentStep);
auto clientInfo = m_clientInfo.add(clientId, make_shared<ClientInfo>(clientId, tracker));
auto worldStartPacket = make_shared<WorldStartPacket>();
worldStartPacket->templateData = m_worldTemplate->store();
tie(worldStartPacket->skyData, clientInfo->skyNetVersion) = m_sky->writeUpdate();
tie(worldStartPacket->weatherData, clientInfo->weatherNetVersion) = m_weather.writeUpdate();
worldStartPacket->playerStart = playerStart;
worldStartPacket->playerRespawn = m_playerStart;
worldStartPacket->respawnInWorld = m_respawnInWorld;
worldStartPacket->worldProperties = m_worldProperties;
worldStartPacket->dungeonIdGravity = m_dungeonIdGravity;
worldStartPacket->dungeonIdBreathable = m_dungeonIdBreathable;
worldStartPacket->protectedDungeonIds = m_protectedDungeonIds;
worldStartPacket->clientId = clientId;
worldStartPacket->localInterpolationMode = isLocal;
clientInfo->outgoingPackets.append(worldStartPacket);
clientInfo->outgoingPackets.append(make_shared<CentralStructureUpdatePacket>(m_centralStructure.store()));
return true;
}
List<PacketPtr> WorldServer::removeClient(ConnectionId clientId) {
auto const& info = m_clientInfo.get(clientId);
for (auto const& entityId : m_entityMap->entityIds()) {
if (connectionForEntity(entityId) == clientId)
removeEntity(entityId, false);
}
for (auto const& uuid : m_entityMessageResponses.keys()) {
if (m_entityMessageResponses[uuid].first == clientId) {
auto response = m_entityMessageResponses[uuid].second;
if (response.is<ConnectionId>()) {
if (auto clientInfo = m_clientInfo.value(response.get<ConnectionId>()))
clientInfo->outgoingPackets.append(make_shared<EntityMessageResponsePacket>(makeLeft("Client disconnected"), uuid));
} else {
response.get<RpcPromiseKeeper<Json>>().fail("Client disconnected");
}
m_entityMessageResponses.remove(uuid);
}
}
auto packets = std::move(info->outgoingPackets);
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m_clientInfo.remove(clientId);
packets.append(make_shared<WorldStopPacket>("Removed"));
return packets;
}
List<ConnectionId> WorldServer::clientIds() const {
return m_clientInfo.keys();
}
bool WorldServer::hasClient(ConnectionId clientId) const {
return m_clientInfo.contains(clientId);
}
RectF WorldServer::clientWindow(ConnectionId clientId) const {
auto i = m_clientInfo.find(clientId);
if (i != m_clientInfo.end())
return RectF(i->second->clientState.window());
else
return RectF::null();
}
PlayerPtr WorldServer::clientPlayer(ConnectionId clientId) const {
auto i = m_clientInfo.find(clientId);
if (i != m_clientInfo.end())
return get<Player>(i->second->clientState.playerId());
else
return {};
}
List<EntityId> WorldServer::players() const {
List<EntityId> playerIds;
for (auto pair : m_clientInfo)
playerIds.append(pair.second->clientState.playerId());
return playerIds;
}
void WorldServer::handleIncomingPackets(ConnectionId clientId, List<PacketPtr> const& packets) {
auto const& clientInfo = m_clientInfo.get(clientId);
auto& root = Root::singleton();
auto entityFactory = root.entityFactory();
auto itemDatabase = root.itemDatabase();
for (auto const& packet : packets) {
if (auto worldStartAcknowledge = as<WorldStartAcknowledgePacket>(packet)) {
clientInfo->started = true;
} else if (!clientInfo->started) {
// clients which have not sent a world start acknowledge are not sending packets intended for this world
continue;
} else if (auto heartbeat = as<StepUpdatePacket>(packet)) {
clientInfo->interpolationTracker.receiveStepUpdate(heartbeat->remoteStep);
} else if (auto wcsPacket = as<WorldClientStateUpdatePacket>(packet)) {
clientInfo->clientState.readDelta(wcsPacket->worldClientStateDelta);
// Need to send all sectors that are now in the client window but were not
// in the old
HashSet<ServerTileSectorArray::Sector> oldSectors = take(clientInfo->activeSectors);
for (auto const& monitoredRegion : clientInfo->monitoringRegions(m_entityMap))
clientInfo->activeSectors.addAll(m_tileArray->validSectorsFor(monitoredRegion));
clientInfo->pendingSectors.addAll(clientInfo->activeSectors.difference(oldSectors));
} else if (auto mtpacket = as<ModifyTileListPacket>(packet)) {
auto unappliedModifications = applyTileModifications(mtpacket->modifications, mtpacket->allowEntityOverlap);
if (!unappliedModifications.empty())
clientInfo->outgoingPackets.append(make_shared<TileModificationFailurePacket>(unappliedModifications));
} else if (auto dtgpacket = as<DamageTileGroupPacket>(packet)) {
damageTiles(dtgpacket->tilePositions, dtgpacket->layer, dtgpacket->sourcePosition, dtgpacket->tileDamage, dtgpacket->sourceEntity);
} else if (auto clpacket = as<CollectLiquidPacket>(packet)) {
if (auto item = collectLiquid(clpacket->tilePositions, clpacket->liquidId))
clientInfo->outgoingPackets.append(make_shared<GiveItemPacket>(item));
} else if (auto sepacket = as<SpawnEntityPacket>(packet)) {
auto entity = entityFactory->netLoadEntity(sepacket->entityType, std::move(sepacket->storeData));
entity->readNetState(std::move(sepacket->firstNetState));
addEntity(std::move(entity));
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} else if (auto rdpacket = as<RequestDropPacket>(packet)) {
auto drop = m_entityMap->get<ItemDrop>(rdpacket->dropEntityId);
if (drop && drop->canTake()) {
if (auto taken = drop->takeBy(clientInfo->clientState.playerId()))
clientInfo->outgoingPackets.append(make_shared<GiveItemPacket>(taken->descriptor()));
}
} else if (auto hit = as<HitRequestPacket>(packet)) {
if (hit->remoteHitRequest.destinationConnection() == ServerConnectionId)
m_damageManager->pushRemoteHitRequest(hit->remoteHitRequest);
else
m_clientInfo.get(hit->remoteHitRequest.destinationConnection())->outgoingPackets.append(make_shared<HitRequestPacket>(hit->remoteHitRequest));
} else if (auto damage = as<DamageRequestPacket>(packet)) {
if (damage->remoteDamageRequest.destinationConnection() == ServerConnectionId)
m_damageManager->pushRemoteDamageRequest(damage->remoteDamageRequest);
else
m_clientInfo.get(damage->remoteDamageRequest.destinationConnection())->outgoingPackets.append(make_shared<DamageRequestPacket>(damage->remoteDamageRequest));
} else if (auto damage = as<DamageNotificationPacket>(packet)) {
m_damageManager->pushRemoteDamageNotification(damage->remoteDamageNotification);
for (auto const& pair : m_clientInfo) {
if (pair.first != clientId && pair.second->needsDamageNotification(damage->remoteDamageNotification))
pair.second->outgoingPackets.append(make_shared<DamageNotificationPacket>(damage->remoteDamageNotification));
}
} else if (auto entityInteract = as<EntityInteractPacket>(packet)) {
auto targetEntityConnection = connectionForEntity(entityInteract->interactRequest.targetId);
if (targetEntityConnection == ServerConnectionId) {
auto interactResult = interact(entityInteract->interactRequest).result();
clientInfo->outgoingPackets.append(make_shared<EntityInteractResultPacket>(interactResult.take(), entityInteract->requestId, entityInteract->interactRequest.sourceId));
} else {
auto const& forwardClientInfo = m_clientInfo.get(targetEntityConnection);
forwardClientInfo->outgoingPackets.append(entityInteract);
}
} else if (auto interactResult = as<EntityInteractResultPacket>(packet)) {
auto const& forwardClientInfo = m_clientInfo.get(connectionForEntity(interactResult->sourceEntityId));
forwardClientInfo->outgoingPackets.append(interactResult);
} else if (auto entityCreate = as<EntityCreatePacket>(packet)) {
if (!entityIdInSpace(entityCreate->entityId, clientInfo->clientId)) {
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throw WorldServerException::format("WorldServer received entity create packet with illegal entity id {}.", entityCreate->entityId);
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} else {
if (m_entityMap->entity(entityCreate->entityId)) {
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Logger::error("WorldServer received duplicate entity create packet from client, deleting old entity {}", entityCreate->entityId);
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removeEntity(entityCreate->entityId, false);
}
auto entity = entityFactory->netLoadEntity(entityCreate->entityType, entityCreate->storeData);
entity->readNetState(entityCreate->firstNetState);
entity->init(this, entityCreate->entityId, EntityMode::Slave);
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m_entityMap->addEntity(entity);
if (clientInfo->interpolationTracker.interpolationEnabled())
entity->enableInterpolation(clientInfo->interpolationTracker.extrapolationHint());
}
} else if (auto entityUpdateSet = as<EntityUpdateSetPacket>(packet)) {
float interpolationLeadTime = clientInfo->interpolationTracker.interpolationLeadSteps() * GlobalTimestep;
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m_entityMap->forAllEntities([&](EntityPtr const& entity) {
EntityId entityId = entity->entityId();
if (connectionForEntity(entityId) == clientId) {
starAssert(entity->isSlave());
entity->readNetState(entityUpdateSet->deltas.value(entityId), interpolationLeadTime);
}
});
clientInfo->pendingForward = true;
} else if (auto entityDestroy = as<EntityDestroyPacket>(packet)) {
if (auto entity = m_entityMap->entity(entityDestroy->entityId)) {
entity->readNetState(entityDestroy->finalNetState, clientInfo->interpolationTracker.interpolationLeadSteps() * GlobalTimestep);
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// Before destroying the entity, we should make sure that the entity is
// using the absolute latest data, so we disable interpolation.
entity->disableInterpolation();
removeEntity(entityDestroy->entityId, entityDestroy->death);
}
} else if (auto disconnectWires = as<DisconnectAllWiresPacket>(packet)) {
for (auto wireEntity : atTile<WireEntity>(disconnectWires->entityPosition)) {
for (auto connection : wireEntity->connectionsForNode(disconnectWires->wireNode)) {
wireEntity->removeNodeConnection(disconnectWires->wireNode, connection);
for (auto connectedEntity : atTile<WireEntity>(connection.entityLocation))
connectedEntity->removeNodeConnection({otherWireDirection(disconnectWires->wireNode.direction), connection.nodeIndex}, WireConnection{disconnectWires->entityPosition, disconnectWires->wireNode.nodeIndex});
}
}
} else if (auto connectWire = as<ConnectWirePacket>(packet)) {
for (auto source : atTile<WireEntity>(connectWire->inputConnection.entityLocation)) {
for (auto target : atTile<WireEntity>(connectWire->outputConnection.entityLocation)) {
source->addNodeConnection(WireNode{WireDirection::Input, connectWire->inputConnection.nodeIndex}, connectWire->outputConnection);
target->addNodeConnection(WireNode{WireDirection::Output, connectWire->outputConnection.nodeIndex}, connectWire->inputConnection);
}
}
} else if (auto findUniqueEntity = as<FindUniqueEntityPacket>(packet)) {
clientInfo->outgoingPackets.append(make_shared<FindUniqueEntityResponsePacket>(findUniqueEntity->uniqueEntityId,
m_worldStorage->findUniqueEntity(findUniqueEntity->uniqueEntityId)));
} else if (auto entityMessagePacket = as<EntityMessagePacket>(packet)) {
EntityPtr entity;
if (entityMessagePacket->entityId.is<EntityId>())
entity = m_entityMap->entity(entityMessagePacket->entityId.get<EntityId>());
else
entity = m_entityMap->entity(loadUniqueEntity(entityMessagePacket->entityId.get<String>()));
if (!entity) {
clientInfo->outgoingPackets.append(make_shared<EntityMessageResponsePacket>(makeLeft("Unknown entity"), entityMessagePacket->uuid));
} else {
if (entity->isMaster()) {
auto response = entity->receiveMessage(clientId, entityMessagePacket->message, entityMessagePacket->args);
if (response)
clientInfo->outgoingPackets.append(make_shared<EntityMessageResponsePacket>(makeRight(response.take()), entityMessagePacket->uuid));
else
clientInfo->outgoingPackets.append(make_shared<EntityMessageResponsePacket>(makeLeft("Message not handled by entity"), entityMessagePacket->uuid));
} else if (auto const& clientInfo = m_clientInfo.value(connectionForEntity(entity->entityId()))) {
m_entityMessageResponses[entityMessagePacket->uuid] = {clientInfo->clientId, clientId};
entityMessagePacket->fromConnection = clientId;
clientInfo->outgoingPackets.append(std::move(entityMessagePacket));
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}
}
} else if (auto entityMessageResponsePacket = as<EntityMessageResponsePacket>(packet)) {
if (!m_entityMessageResponses.contains(entityMessageResponsePacket->uuid))
throw WorldServerException("ScriptedEntityResponse received for unknown context!");
auto response = m_entityMessageResponses.take(entityMessageResponsePacket->uuid).second;
if (response.is<ConnectionId>()) {
if (auto clientInfo = m_clientInfo.value(response.get<ConnectionId>()))
clientInfo->outgoingPackets.append(std::move(entityMessageResponsePacket));
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} else {
if (entityMessageResponsePacket->response.isRight())
response.get<RpcPromiseKeeper<Json>>().fulfill(entityMessageResponsePacket->response.right());
else
response.get<RpcPromiseKeeper<Json>>().fail(entityMessageResponsePacket->response.left());
}
} else if (auto pingPacket = as<PingPacket>(packet)) {
clientInfo->outgoingPackets.append(make_shared<PongPacket>());
} else if (auto updateWorldProperties = as<UpdateWorldPropertiesPacket>(packet)) {
// Kae: Properties set to null (nil from Lua) should be erased instead of lingering around
for (auto& pair : updateWorldProperties->updatedProperties) {
if (pair.second.isNull())
m_worldProperties.erase(pair.first);
else
m_worldProperties[pair.first] = pair.second;
}
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for (auto const& pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<UpdateWorldPropertiesPacket>(updateWorldProperties->updatedProperties));
} else {
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throw WorldServerException::format("Improper packet type {} received by client", (int)packet->type());
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}
}
}
List<PacketPtr> WorldServer::getOutgoingPackets(ConnectionId clientId) {
auto const& clientInfo = m_clientInfo.get(clientId);
return std::move(clientInfo->outgoingPackets);
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}
Maybe<Json> WorldServer::receiveMessage(ConnectionId fromConnection, String const& message, JsonArray const& args) {
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Maybe<Json> result;
for (auto& p : m_scriptContexts) {
result = p.second->handleMessage(message, fromConnection == ServerConnectionId, args);
if (result)
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break;
}
return result;
}
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WorldServerFidelity WorldServer::fidelity() const {
return m_fidelity;
}
void WorldServer::setFidelity(WorldServerFidelity fidelity) {
m_fidelity = fidelity;
m_fidelityConfig = m_serverConfig.get("fidelitySettings").get(WorldServerFidelityNames.getRight(m_fidelity));
}
bool WorldServer::shouldExpire() {
if (!m_clientInfo.empty()) {
m_expiryTimer.reset();
return false;
}
return m_expiryTimer.ready();
}
void WorldServer::setExpiryTime(float expiryTime) {
m_expiryTimer = GameTimer(expiryTime);
}
void WorldServer::update(float dt) {
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++m_currentStep;
for (auto const& pair : m_clientInfo)
pair.second->interpolationTracker.update(m_currentStep);
List<WorldAction> triggeredActions;
eraseWhere(m_timers, [&triggeredActions](pair<int, WorldAction>& timer) {
if (--timer.first <= 0) {
triggeredActions.append(timer.second);
return true;
}
return false;
});
for (auto const& action : triggeredActions)
action(this);
m_spawner.update(dt);
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bool doBreakChecks = m_tileEntityBreakCheckTimer.wrapTick(m_currentStep) && m_needsGlobalBreakCheck;
if (doBreakChecks)
m_needsGlobalBreakCheck = false;
List<EntityId> toRemove;
m_entityMap->updateAllEntities([&](EntityPtr const& entity) {
entity->update(dt, m_currentStep);
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if (auto tileEntity = as<TileEntity>(entity)) {
// Only do break checks on objects if all sectors the object touches
// *and surrounding sectors* are active. Objects that this object
// rests on can be up to an entire sector large in any direction.
if (doBreakChecks && regionActive(RectI::integral(tileEntity->metaBoundBox().translated(tileEntity->position())).padded(WorldSectorSize)))
tileEntity->checkBroken();
updateTileEntityTiles(tileEntity);
}
if (entity->shouldDestroy() && entity->entityMode() == EntityMode::Master)
toRemove.append(entity->entityId());
}, [](EntityPtr const& a, EntityPtr const& b) {
return a->entityType() < b->entityType();
});
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for (auto& pair : m_scriptContexts)
pair.second->update(pair.second->updateDt(dt));
updateDamage(dt);
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if (shouldRunThisStep("wiringUpdate"))
m_wireProcessor->process();
m_sky->update(dt);
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List<RectI> clientWindows;
List<RectI> clientMonitoringRegions;
for (auto const& pair : m_clientInfo) {
clientWindows.append(pair.second->clientState.window());
for (auto const& region : pair.second->monitoringRegions(m_entityMap))
clientMonitoringRegions.appendAll(m_geometry.splitRect(region));
}
m_weather.setClientVisibleRegions(clientWindows);
m_weather.update(dt);
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for (auto projectile : m_weather.pullNewProjectiles())
addEntity(std::move(projectile));
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if (shouldRunThisStep("liquidUpdate")) {
m_liquidEngine->setProcessingLimit(m_fidelityConfig.optUInt("liquidEngineBackgroundProcessingLimit"));
m_liquidEngine->setNoProcessingLimitRegions(clientMonitoringRegions);
m_liquidEngine->update();
}
if (shouldRunThisStep("fallingBlocksUpdate"))
m_fallingBlocksAgent->update();
if (auto delta = shouldRunThisStep("blockDamageUpdate"))
updateDamagedBlocks(*delta * GlobalTimestep);
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if (auto delta = shouldRunThisStep("worldStorageTick"))
m_worldStorage->tick(*delta * GlobalTimestep);
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if (auto delta = shouldRunThisStep("worldStorageGenerate")) {
m_worldStorage->generateQueue(m_fidelityConfig.optUInt("worldStorageGenerationLevelLimit"), [this](WorldStorage::Sector a, WorldStorage::Sector b) {
auto distanceToClosestPlayer = [this](WorldStorage::Sector sector) {
Vec2F sectorCenter = RectF(*m_worldStorage->regionForSector(sector)).center();
float distance = highest<float>();
for (auto const& pair : m_clientInfo) {
if (auto player = get<Player>(pair.second->clientState.playerId()))
distance = min(vmag(sectorCenter - player->position()), distance);
}
return distance;
};
return distanceToClosestPlayer(a) < distanceToClosestPlayer(b);
});
}
for (EntityId entityId : toRemove)
removeEntity(entityId, true);
for (auto const& pair : m_clientInfo) {
for (auto const& monitoredRegion : pair.second->monitoringRegions(m_entityMap))
signalRegion(monitoredRegion.padded(jsonToVec2I(m_serverConfig.get("playerActiveRegionPad"))));
queueUpdatePackets(pair.first);
}
m_netStateCache.clear();
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for (auto& pair : m_clientInfo)
pair.second->pendingForward = false;
m_expiryTimer.tick(dt);
LogMap::set(strf("server_{}_entities", m_worldId), strf("{} in {} sectors", m_entityMap->size(), m_tileArray->loadedSectorCount()));
LogMap::set(strf("server_{}_time", m_worldId), strf("age = {:4.2f}, day = {:4.2f}/{:4.2f}s", epochTime(), timeOfDay(), dayLength()));
LogMap::set(strf("server_{}_active_liquid", m_worldId), m_liquidEngine->activeCells());
LogMap::set(strf("server_{}_lua_mem", m_worldId), m_luaRoot->luaMemoryUsage());
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}
WorldGeometry WorldServer::geometry() const {
return m_geometry;
}
uint64_t WorldServer::currentStep() const {
return m_currentStep;
}
MaterialId WorldServer::material(Vec2I const& pos, TileLayer layer) const {
return m_tileArray->tile(pos).material(layer);
}
MaterialHue WorldServer::materialHueShift(Vec2I const& position, TileLayer layer) const {
auto const& tile = m_tileArray->tile(position);
return layer == TileLayer::Foreground ? tile.foregroundHueShift : tile.backgroundHueShift;
}
ModId WorldServer::mod(Vec2I const& pos, TileLayer layer) const {
return m_tileArray->tile(pos).mod(layer);
}
MaterialHue WorldServer::modHueShift(Vec2I const& position, TileLayer layer) const {
auto const& tile = m_tileArray->tile(position);
return layer == TileLayer::Foreground ? tile.foregroundModHueShift : tile.backgroundModHueShift;
}
MaterialColorVariant WorldServer::colorVariant(Vec2I const& position, TileLayer layer) const {
auto const& tile = m_tileArray->tile(position);
return layer == TileLayer::Foreground ? tile.foregroundColorVariant : tile.backgroundColorVariant;
}
EntityPtr WorldServer::entity(EntityId entityId) const {
return m_entityMap->entity(entityId);
}
void WorldServer::addEntity(EntityPtr const& entity, EntityId entityId) {
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if (!entity)
return;
entity->init(this, m_entityMap->reserveEntityId(entityId), EntityMode::Master);
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m_entityMap->addEntity(entity);
if (auto tileEntity = as<TileEntity>(entity))
updateTileEntityTiles(tileEntity);
}
EntityPtr WorldServer::closestEntity(Vec2F const& center, float radius, EntityFilter selector) const {
return m_entityMap->closestEntity(center, radius, selector);
}
void WorldServer::forAllEntities(EntityCallback callback) const {
m_entityMap->forAllEntities(callback);
}
void WorldServer::forEachEntity(RectF const& boundBox, EntityCallback callback) const {
m_entityMap->forEachEntity(boundBox, callback);
}
void WorldServer::forEachEntityLine(Vec2F const& begin, Vec2F const& end, EntityCallback callback) const {
m_entityMap->forEachEntityLine(begin, end, callback);
}
void WorldServer::forEachEntityAtTile(Vec2I const& pos, EntityCallbackOf<TileEntity> callback) const {
m_entityMap->forEachEntityAtTile(pos, callback);
}
EntityPtr WorldServer::findEntity(RectF const& boundBox, EntityFilter entityFilter) const {
return m_entityMap->findEntity(boundBox, entityFilter);
}
EntityPtr WorldServer::findEntityLine(Vec2F const& begin, Vec2F const& end, EntityFilter entityFilter) const {
return m_entityMap->findEntityLine(begin, end, entityFilter);
}
EntityPtr WorldServer::findEntityAtTile(Vec2I const& pos, EntityFilterOf<TileEntity> entityFilter) const {
return m_entityMap->findEntityAtTile(pos, entityFilter);
}
bool WorldServer::tileIsOccupied(Vec2I const& pos, TileLayer layer, bool includeEphemeral, bool checkCollision) const {
return WorldImpl::tileIsOccupied(m_tileArray, m_entityMap, pos, layer, includeEphemeral, checkCollision);
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}
CollisionKind WorldServer::tileCollisionKind(Vec2I const& pos) const {
return WorldImpl::tileCollisionKind(m_tileArray, m_entityMap, pos);
}
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void WorldServer::forEachCollisionBlock(RectI const& region, function<void(CollisionBlock const&)> const& iterator) const {
const_cast<WorldServer*>(this)->freshenCollision(region);
m_tileArray->tileEach(region, [iterator](Vec2I const& pos, ServerTile const& tile) {
if (tile.collision == CollisionKind::Null) {
iterator(CollisionBlock::nullBlock(pos));
} else {
starAssert(!tile.collisionCacheDirty);
for (auto const& block : tile.collisionCache)
iterator(block);
}
});
}
bool WorldServer::isTileConnectable(Vec2I const& pos, TileLayer layer, bool tilesOnly) const {
return m_tileArray->tile(pos).isConnectable(layer, tilesOnly);
}
bool WorldServer::pointTileCollision(Vec2F const& point, CollisionSet const& collisionSet) const {
return m_tileArray->tile(Vec2I(point.floor())).isColliding(collisionSet);
}
bool WorldServer::lineTileCollision(Vec2F const& begin, Vec2F const& end, CollisionSet const& collisionSet) const {
return WorldImpl::lineTileCollision(m_geometry, m_tileArray, begin, end, collisionSet);
}
Maybe<pair<Vec2F, Vec2I>> WorldServer::lineTileCollisionPoint(Vec2F const& begin, Vec2F const& end, CollisionSet const& collisionSet) const {
return WorldImpl::lineTileCollisionPoint(m_geometry, m_tileArray, begin, end, collisionSet);
}
List<Vec2I> WorldServer::collidingTilesAlongLine(Vec2F const& begin, Vec2F const& end, CollisionSet const& collisionSet, int maxSize, bool includeEdges) const {
return WorldImpl::collidingTilesAlongLine(m_geometry, m_tileArray, begin, end, collisionSet, maxSize, includeEdges);
}
bool WorldServer::rectTileCollision(RectI const& region, CollisionSet const& collisionSet) const {
return WorldImpl::rectTileCollision(m_tileArray, region, collisionSet);
}
LiquidLevel WorldServer::liquidLevel(Vec2I const& pos) const {
return m_tileArray->tile(pos).liquid;
}
LiquidLevel WorldServer::liquidLevel(RectF const& region) const {
return WorldImpl::liquidLevel(m_tileArray, region);
}
void WorldServer::activateLiquidRegion(RectI const& region) {
m_liquidEngine->visitRegion(region);
}
void WorldServer::activateLiquidLocation(Vec2I const& location) {
m_liquidEngine->visitLocation(location);
}
void WorldServer::requestGlobalBreakCheck() {
m_needsGlobalBreakCheck = true;
}
void WorldServer::setSpawningEnabled(bool spawningEnabled) {
m_spawner.setActive(spawningEnabled);
}
TileModificationList WorldServer::validTileModifications(TileModificationList const& modificationList, bool allowEntityOverlap) const {
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return WorldImpl::splitTileModifications(m_entityMap, modificationList, allowEntityOverlap, m_tileGetterFunction, [this](Vec2I pos, TileModification) {
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return !isTileProtected(pos);
}).first;
}
TileModificationList WorldServer::applyTileModifications(TileModificationList const& modificationList, bool allowEntityOverlap) {
return doApplyTileModifications(modificationList, allowEntityOverlap);
}
bool WorldServer::forceModifyTile(Vec2I const& pos, TileModification const& modification, bool allowEntityOverlap) {
return forceApplyTileModifications({{pos, modification}}, allowEntityOverlap).empty();
}
TileModificationList WorldServer::forceApplyTileModifications(TileModificationList const& modificationList, bool allowEntityOverlap) {
return doApplyTileModifications(modificationList, allowEntityOverlap, true);
}
TileDamageResult WorldServer::damageTiles(List<Vec2I> const& positions, TileLayer layer, Vec2F const& sourcePosition, TileDamage const& damage, Maybe<EntityId> sourceEntity) {
Set<Vec2I> positionSet;
for (auto const& pos : positions)
positionSet.add(m_geometry.xwrap(pos));
Set<EntityPtr> damagedEntities;
auto res = TileDamageResult::None;
for (auto const& pos : positionSet) {
if (auto tile = m_tileArray->modifyTile(pos)) {
auto tileDamage = damage;
if (isTileProtected(pos))
tileDamage.type = TileDamageType::Protected;
auto tileRes = TileDamageResult::None;
if (layer == TileLayer::Foreground) {
Vec2I entityDamagePos = pos;
Set<Vec2I> damagePositionSet = Set<Vec2I>(positionSet);
if (tile->rootSource) {
entityDamagePos = tile->rootSource.value();
damagePositionSet.add(entityDamagePos);
}
for (auto entity : m_entityMap->entitiesAtTile(entityDamagePos)) {
if (!damagedEntities.contains(entity)) {
Set<Vec2I> entitySpacesSet;
for (auto const& space : entity->spaces())
entitySpacesSet.add(m_geometry.xwrap(entity->tilePosition() + space));
bool broken = entity->damageTiles(entitySpacesSet.intersection(damagePositionSet).values(), sourcePosition, tileDamage);
if (sourceEntity.isValid() && broken) {
Maybe<String> name;
if (auto object = as<Object>(entity))
name = object->name();
sendEntityMessage(*sourceEntity, "tileEntityBroken", {
jsonFromVec2I(pos),
EntityTypeNames.getRight(entity->entityType()),
jsonFromMaybe(name),
});
}
if (tileDamage.type == TileDamageType::Protected)
tileRes = TileDamageResult::Protected;
else
tileRes = TileDamageResult::Normal;
damagedEntities.add(entity);
}
}
}
// Penetrating damage should carry through to the blocks behind this
// entity.
if (tileRes == TileDamageResult::None || tileDamageIsPenetrating(tileDamage.type)) {
auto materialDatabase = Root::singleton().materialDatabase();
if (layer == TileLayer::Foreground && isRealMaterial(tile->foreground)) {
if (!tile->rootSource) {
if (isRealMod(tile->foregroundMod)) {
if (tileDamageIsPenetrating(tileDamage.type))
tile->foregroundDamage.damage(materialDatabase->materialDamageParameters(tile->foreground), sourcePosition, tileDamage);
else if (materialDatabase->modBreaksWithTile(tile->foregroundMod))
tile->foregroundDamage.damage(materialDatabase->modDamageParameters(tile->foregroundMod).sum(materialDatabase->materialDamageParameters(tile->foreground)), sourcePosition, tileDamage);
else
tile->foregroundDamage.damage(materialDatabase->modDamageParameters(tile->foregroundMod), sourcePosition, tileDamage);
} else {
tile->foregroundDamage.damage(materialDatabase->materialDamageParameters(tile->foreground), sourcePosition, tileDamage);
}
// if the tile is broken, send a message back to the source entity with position, layer, dungeonId, and whether the tile was harvested
if (sourceEntity.isValid() && tile->foregroundDamage.dead()) {
sendEntityMessage(*sourceEntity, "tileBroken", {
jsonFromVec2I(pos),
TileLayerNames.getRight(TileLayer::Foreground),
tile->foreground,
tile->dungeonId,
tile->foregroundDamage.harvested(),
});
}
queueTileDamageUpdates(pos, TileLayer::Foreground);
m_damagedBlocks.add(pos);
if (tileDamage.type == TileDamageType::Protected)
tileRes = TileDamageResult::Protected;
else
tileRes = TileDamageResult::Normal;
}
} else if (layer == TileLayer::Background && isRealMaterial(tile->background)) {
if (isRealMod(tile->backgroundMod)) {
if (tileDamageIsPenetrating(tileDamage.type))
tile->backgroundDamage.damage(materialDatabase->materialDamageParameters(tile->background), sourcePosition, tileDamage);
else if (materialDatabase->modBreaksWithTile(tile->backgroundMod))
tile->backgroundDamage.damage(materialDatabase->modDamageParameters(tile->backgroundMod).sum(materialDatabase->materialDamageParameters(tile->background)), sourcePosition, tileDamage);
else
tile->backgroundDamage.damage(materialDatabase->modDamageParameters(tile->backgroundMod), sourcePosition, tileDamage);
} else {
tile->backgroundDamage.damage(materialDatabase->materialDamageParameters(tile->background), sourcePosition, tileDamage);
}
// if the tile is broken, send a message back to the source entity with position and whether the tile was harvested
if (sourceEntity.isValid() && tile->backgroundDamage.dead()) {
sendEntityMessage(*sourceEntity, "tileBroken", {
jsonFromVec2I(pos),
TileLayerNames.getRight(TileLayer::Background),
tile->background,
tile->dungeonId,
tile->backgroundDamage.harvested(),
});
}
queueTileDamageUpdates(pos, TileLayer::Background);
m_damagedBlocks.add(pos);
if (tileDamage.type == TileDamageType::Protected)
tileRes = TileDamageResult::Protected;
else
tileRes = TileDamageResult::Normal;
}
}
res = max<TileDamageResult>(res, tileRes);
}
}
return res;
}
DungeonId WorldServer::dungeonId(Vec2I const& pos) const {
return m_tileArray->tile(pos).dungeonId;
}
bool WorldServer::isPlayerModified(RectI const& region) const {
return m_tileArray->tileSatisfies(region, [](Vec2I const&, ServerTile const& tile) {
return tile.dungeonId == ConstructionDungeonId || tile.dungeonId == DestroyedBlockDungeonId;
});
}
ItemDescriptor WorldServer::collectLiquid(List<Vec2I> const& tilePositions, LiquidId liquidId) {
float bucketSize = Root::singleton().assets()->json("/items/defaultParameters.config:liquidItems.bucketSize").toFloat();
unsigned drainedUnits = 0;
float nextUnit = bucketSize;
List<ServerTile*> maybeDrainTiles;
for (auto pos : tilePositions) {
ServerTile* tile = m_tileArray->modifyTile(pos);
if (tile->liquid.liquid == liquidId && !isTileProtected(pos)) {
if (tile->liquid.level >= nextUnit) {
tile->liquid.take(nextUnit);
nextUnit = bucketSize;
drainedUnits++;
for (auto previousTile : maybeDrainTiles)
previousTile->liquid.take(previousTile->liquid.level);
maybeDrainTiles.clear();
}
if (tile->liquid.level > 0) {
nextUnit -= tile->liquid.level;
maybeDrainTiles.append(tile);
}
for (auto const& pair : m_clientInfo) {
if (pair.second->activeSectors.contains(m_tileArray->sectorFor(pos)))
pair.second->pendingLiquidUpdates.add(pos);
}
m_liquidEngine->visitLocation(pos);
}
}
if (drainedUnits > 0) {
auto liquidConfig = Root::singleton().liquidsDatabase()->liquidSettings(liquidId);
if (liquidConfig && liquidConfig->itemDrop)
return liquidConfig->itemDrop.multiply(drainedUnits);
}
return ItemDescriptor();
}
bool WorldServer::placeDungeon(String const& dungeonName, Vec2I const& position, Maybe<DungeonId> dungeonId, bool forcePlacement) {
m_generatingDungeon = true;
m_tileProtectionEnabled = false;
auto seed = worldTemplate()->seedFor(position[0], position[1]);
auto facade = make_shared<DungeonGeneratorWorld>(this, true);
bool placed = false;
DungeonGenerator dungeonGenerator(dungeonName, seed, m_worldTemplate->threatLevel(), dungeonId);
if (auto generateResult = dungeonGenerator.generate(facade, position, false, forcePlacement)) {
auto worldGenerator = make_shared<WorldGenerator>(this);
for (auto position : generateResult->second) {
if (ServerTile* tile = modifyServerTile(position))
worldGenerator->replaceBiomeBlocks(tile);
}
placed = true;
}
m_tileProtectionEnabled = true;
m_generatingDungeon = false;
return placed;
}
void WorldServer::addBiomeRegion(Vec2I const& position, String const& biomeName, String const& subBlockSelector, int width) {
width = std::min(width, (int)m_worldTemplate->size()[0]);
auto regions = m_worldTemplate->previewAddBiomeRegion(position, width);
if (regions.empty()) {
Logger::info("Aborting addBiomeRegion as it would have no result!");
return;
}
for (auto region : regions) {
for (auto sector : m_worldStorage->sectorsForRegion(region))
m_worldStorage->triggerTerraformSector(sector);
}
m_worldTemplate->addBiomeRegion(position, biomeName, subBlockSelector, width);
}
void WorldServer::expandBiomeRegion(Vec2I const& position, int newWidth) {
newWidth = std::min(newWidth, (int)m_worldTemplate->size()[0]);
auto regions = m_worldTemplate->previewExpandBiomeRegion(position, newWidth);
if (regions.empty()) {
Logger::info("Aborting expandBiomeRegion as it would have no result!");
return;
}
for (auto region : regions) {
for (auto sector : m_worldStorage->sectorsForRegion(region))
m_worldStorage->triggerTerraformSector(sector);
}
m_worldTemplate->expandBiomeRegion(position, newWidth);
}
bool WorldServer::pregenerateAddBiome(Vec2I const& position, int width) {
auto regions = m_worldTemplate->previewAddBiomeRegion(position, width);
bool generationComplete = true;
for (auto region : regions)
generationComplete = generationComplete && signalRegion(region);
return generationComplete;
}
bool WorldServer::pregenerateExpandBiome(Vec2I const& position, int newWidth) {
auto regions = m_worldTemplate->previewExpandBiomeRegion(position, newWidth);
bool generationComplete = true;
for (auto region : regions)
generationComplete = generationComplete && signalRegion(region);
return generationComplete;
}
void WorldServer::setLayerEnvironmentBiome(Vec2I const& position) {
auto biomeName = m_worldTemplate->worldLayout()->setLayerEnvironmentBiome(position);
auto layoutJson = m_worldTemplate->worldLayout()->toJson();
for (auto const& pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<WorldLayoutUpdatePacket>(layoutJson));
}
void WorldServer::setPlanetType(String const& planetType, String const& primaryBiomeName) {
if (auto terrestrialParameters = as<TerrestrialWorldParameters>(m_worldTemplate->worldParameters())) {
if (terrestrialParameters->typeName != planetType) {
auto newTerrestrialParameters = make_shared<TerrestrialWorldParameters>(*terrestrialParameters);
newTerrestrialParameters->typeName = planetType;
newTerrestrialParameters->primaryBiome = primaryBiomeName;
auto biomeDatabase = Root::singleton().biomeDatabase();
auto newWeatherPool = biomeDatabase->biomeWeathers(primaryBiomeName, m_worldTemplate->worldSeed(), m_worldTemplate->threatLevel());
newTerrestrialParameters->weatherPool = newWeatherPool;
auto newSkyColors = biomeDatabase->biomeSkyColoring(primaryBiomeName, m_worldTemplate->worldSeed());
newTerrestrialParameters->skyColoring = newSkyColors;
newTerrestrialParameters->airless = biomeDatabase->biomeIsAirless(primaryBiomeName);
newTerrestrialParameters->environmentStatusEffects = {};
newTerrestrialParameters->terraformed = true;
m_worldTemplate->setWorldParameters(newTerrestrialParameters);
for (auto const& pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<WorldParametersUpdatePacket>(netStoreVisitableWorldParameters(newTerrestrialParameters)));
auto newSkyParameters = SkyParameters(m_worldTemplate->skyParameters(), newTerrestrialParameters);
m_worldTemplate->setSkyParameters(newSkyParameters);
auto referenceClock = m_sky->referenceClock();
m_sky = make_shared<Sky>(m_worldTemplate->skyParameters(), false);
m_sky->setReferenceClock(referenceClock);
m_weather.setup(m_worldTemplate->weathers(), m_worldTemplate->undergroundLevel(), m_geometry, [this](Vec2I const& pos) {
auto const& tile = m_tileArray->tile(pos);
return !isRealMaterial(tile.background);
});
m_newPlanetType = pair<String, String>{planetType, primaryBiomeName};
}
}
}
Maybe<pair<String, String>> WorldServer::pullNewPlanetType() {
if (m_newPlanetType)
return m_newPlanetType.take();
return {};
}
bool WorldServer::isTileProtected(Vec2I const& pos) const {
if (!m_tileProtectionEnabled)
return false;
auto tile = m_tileArray->tile(pos);
return m_protectedDungeonIds.contains(tile.dungeonId);
}
void WorldServer::setTileProtection(DungeonId dungeonId, bool isProtected) {
bool updated = false;
if (isProtected) {
updated = m_protectedDungeonIds.add(dungeonId);
} else {
updated = m_protectedDungeonIds.remove(dungeonId);
}
if (updated) {
for (auto const& pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<UpdateTileProtectionPacket>(dungeonId, isProtected));
}
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Logger::info("Protected dungeonIds for world set to {}", m_protectedDungeonIds);
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}
void WorldServer::setTileProtectionEnabled(bool enabled) {
m_tileProtectionEnabled = enabled;
}
void WorldServer::setDungeonId(RectI const& tileArea, DungeonId dungeonId) {
for (int x = tileArea.xMin(); x < tileArea.xMax(); ++x) {
for (int y = tileArea.yMin(); y < tileArea.yMax(); ++y) {
auto pos = Vec2I{x, y};
if (auto tile = m_tileArray->modifyTile(pos)) {
tile->dungeonId = dungeonId;
queueTileUpdates(pos);
}
}
}
}
void WorldServer::setDungeonGravity(DungeonId dungeonId, Maybe<float> gravity) {
Maybe<float> current = m_dungeonIdGravity.maybe(dungeonId);
if (gravity != current) {
if (gravity)
m_dungeonIdGravity[dungeonId] = *gravity;
else
m_dungeonIdGravity.remove(dungeonId);
for (auto const& p : m_clientInfo)
p.second->outgoingPackets.append(make_shared<SetDungeonGravityPacket>(dungeonId, gravity));
}
}
float WorldServer::gravity(Vec2F const& pos) const {
return gravityFromTile(m_tileArray->tile(Vec2I::round(pos)));
}
float WorldServer::gravityFromTile(ServerTile const& tile) const {
return m_dungeonIdGravity.maybe(tile.dungeonId).value(m_worldTemplate->gravity());
}
bool WorldServer::isFloatingDungeonWorld() const {
return m_worldTemplate && m_worldTemplate->worldParameters()
&& m_worldTemplate->worldParameters()->type() == WorldParametersType::FloatingDungeonWorldParameters;
}
void WorldServer::init(bool firstTime) {
auto& root = Root::singleton();
auto assets = root.assets();
auto liquidsDatabase = root.liquidsDatabase();
m_serverConfig = assets->json("/worldserver.config");
setFidelity(WorldServerFidelity::Medium);
m_worldStorage->setFloatingDungeonWorld(isFloatingDungeonWorld());
m_currentStep = 0;
m_generatingDungeon = false;
m_geometry = WorldGeometry(m_worldTemplate->size());
m_entityMap = m_worldStorage->entityMap();
m_tileArray = m_worldStorage->tileArray();
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m_tileGetterFunction = [&](Vec2I pos) -> ServerTile const& { return m_tileArray->tile(pos); };
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m_damageManager = make_shared<DamageManager>(this, ServerConnectionId);
m_wireProcessor = make_shared<WireProcessor>(m_worldStorage);
m_luaRoot = make_shared<LuaRoot>();
m_luaRoot->luaEngine().setNullTerminated(false);
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m_luaRoot->tuneAutoGarbageCollection(m_serverConfig.getFloat("luaGcPause"), m_serverConfig.getFloat("luaGcStepMultiplier"));
m_sky = make_shared<Sky>(m_worldTemplate->skyParameters(), false);
m_lightIntensityCalculator.setParameters(assets->json("/lighting.config:intensity"));
m_entityMessageResponses = {};
m_collisionGenerator.init([=](int x, int y) {
return m_tileArray->tile({x, y}).getCollision();
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});
m_tileEntityBreakCheckTimer = GameTimer(m_serverConfig.getFloat("tileEntityBreakCheckInterval"));
m_liquidEngine = make_shared<LiquidCellEngine<LiquidId>>(liquidsDatabase->liquidEngineParameters(), make_shared<LiquidWorld>(this));
for (auto liquidSettings : liquidsDatabase->allLiquidSettings())
m_liquidEngine->setLiquidTickDelta(liquidSettings->id, liquidSettings->tickDelta);
m_fallingBlocksAgent = make_shared<FallingBlocksAgent>(make_shared<FallingBlocksWorld>(this));
setupForceRegions();
setTileProtection(ProtectedZeroGDungeonId, true);
try {
m_spawner.init(make_shared<SpawnerWorld>(this));
RandomSource rnd = RandomSource(m_worldTemplate->worldSeed());
if (firstTime) {
m_generatingDungeon = true;
DungeonId currentDungeonId = 0;
for (auto const& dungeon : m_worldTemplate->dungeons()) {
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Logger::info("Placing dungeon {}", dungeon.dungeon);
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int retryCounter = m_serverConfig.getInt("spawnDungeonRetries");
while (retryCounter > 0) {
--retryCounter;
auto dungeonFacade = make_shared<DungeonGeneratorWorld>(this, true);
Vec2I position = Vec2I((dungeon.baseX + rnd.randInt(0, dungeon.xVariance)) % m_geometry.width(), dungeon.baseHeight);
DungeonGenerator dungeonGenerator(dungeon.dungeon, m_worldTemplate->worldSeed(), m_worldTemplate->threatLevel(), currentDungeonId);
if (auto generateResult = dungeonGenerator.generate(dungeonFacade, position, dungeon.blendWithTerrain, dungeon.force)) {
if (dungeonGenerator.definition()->isProtected())
setTileProtection(currentDungeonId, true);
if (auto gravity = dungeonGenerator.definition()->gravity())
m_dungeonIdGravity[currentDungeonId] = *gravity;
if (auto breathable = dungeonGenerator.definition()->breathable())
m_dungeonIdBreathable[currentDungeonId] = *breathable;
currentDungeonId++;
// floating dungeon worlds should force immediate generation (since there won't be terrain) to avoid
// bottlenecking "generation" of empty generation levels during loading
if (isFloatingDungeonWorld()) {
for (auto region : generateResult->first)
generateRegion(region);
}
break;
}
}
}
m_dungeonIdGravity[ZeroGDungeonId] = 0.0;
m_dungeonIdGravity[ProtectedZeroGDungeonId] = 0.0;
m_generatingDungeon = false;
}
if (m_adjustPlayerStart)
m_playerStart = findPlayerStart(firstTime ? Maybe<Vec2F>() : m_playerStart);
generateRegion(RectI::integral(RectF(m_playerStart, m_playerStart)).padded(m_serverConfig.getInt("playerStartInitialGenRadius")));
m_weather.setup(m_worldTemplate->weathers(), m_worldTemplate->undergroundLevel(), m_geometry, [this](Vec2I const& pos) {
auto const& tile = m_tileArray->tile(pos);
return !isRealMaterial(tile.background);
});
} catch (std::exception const& e) {
m_worldStorage->unloadAll(true);
throw WorldServerException("Exception encountered initializing world", e);
}
}
Maybe<unsigned> WorldServer::shouldRunThisStep(String const& timingConfiguration) {
Vec2U timing = jsonToVec2U(m_fidelityConfig.get(timingConfiguration));
if ((m_currentStep + timing[1]) % timing[0] == 0)
return timing[0];
return {};
}
TileModificationList WorldServer::doApplyTileModifications(TileModificationList const& modificationList, bool allowEntityOverlap, bool ignoreTileProtection) {
auto materialDatabase = Root::singleton().materialDatabase();
TileModificationList unapplied = modificationList;
size_t unappliedSize = unapplied.size();
auto it = makeSMutableIterator(unapplied);
while (it.hasNext()) {
Vec2I pos;
TileModification modification;
std::tie(pos, modification) = it.next();
if (!ignoreTileProtection && isTileProtected(pos))
continue;
if (auto placeMaterial = modification.ptr<PlaceMaterial>()) {
bool allowTileOverlap = placeMaterial->collisionOverride != TileCollisionOverride::None && collisionKindFromOverride(placeMaterial->collisionOverride) < CollisionKind::Dynamic;
if (!WorldImpl::canPlaceMaterial(m_entityMap, pos, placeMaterial->layer, placeMaterial->material, allowEntityOverlap, allowTileOverlap, m_tileGetterFunction))
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continue;
ServerTile* tile = m_tileArray->modifyTile(pos);
if (!tile)
continue;
if (placeMaterial->layer == TileLayer::Background) {
tile->background = placeMaterial->material;
if (placeMaterial->materialHueShift)
tile->backgroundHueShift = *placeMaterial->materialHueShift;
else
tile->backgroundHueShift = m_worldTemplate->biomeMaterialHueShift(tile->blockBiomeIndex, placeMaterial->material);
tile->backgroundColorVariant = DefaultMaterialColorVariant;
if (tile->background == EmptyMaterialId) {
// Remove the background mod if removing the background.
tile->backgroundMod = NoModId;
} else if (tile->liquid.source) {
tile->liquid.pressure = 1.0f;
tile->liquid.source = false;
}
} else {
tile->foreground = placeMaterial->material;
if (placeMaterial->materialHueShift)
tile->foregroundHueShift = *placeMaterial->materialHueShift;
else
tile->foregroundHueShift = m_worldTemplate->biomeMaterialHueShift(tile->blockBiomeIndex, placeMaterial->material);
tile->foregroundColorVariant = DefaultMaterialColorVariant;
if (placeMaterial->collisionOverride != TileCollisionOverride::None)
tile->updateCollision(collisionKindFromOverride(placeMaterial->collisionOverride));
else
tile->updateCollision(materialDatabase->materialCollisionKind(tile->foreground));
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if (tile->foreground == EmptyMaterialId) {
// Remove the foreground mod if removing the foreground.
tile->foregroundMod = NoModId;
}
if (materialDatabase->blocksLiquidFlow(tile->foreground))
tile->liquid = LiquidStore();
}
tile->dungeonId = ConstructionDungeonId;
checkEntityBreaks(RectF::withSize(Vec2F(pos), Vec2F(1, 1)));
m_liquidEngine->visitLocation(pos);
m_fallingBlocksAgent->visitLocation(pos);
if (placeMaterial->layer == TileLayer::Foreground)
dirtyCollision(RectI::withSize(pos, {1, 1}));
queueTileUpdates(pos);
} else if (auto placeMod = modification.ptr<PlaceMod>()) {
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if (!WorldImpl::canPlaceMod(pos, placeMod->layer, placeMod->mod, m_tileGetterFunction))
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continue;
ServerTile* tile = m_tileArray->modifyTile(pos);
if (!tile)
continue;
if (placeMod->layer == TileLayer::Background) {
tile->backgroundMod = placeMod->mod;
if (placeMod->modHueShift)
tile->backgroundModHueShift = *placeMod->modHueShift;
else
tile->backgroundModHueShift = m_worldTemplate->biomeModHueShift(tile->blockBiomeIndex, placeMod->mod);
} else {
tile->foregroundMod = placeMod->mod;
if (placeMod->modHueShift)
tile->foregroundModHueShift = *placeMod->modHueShift;
else
tile->foregroundModHueShift = m_worldTemplate->biomeModHueShift(tile->blockBiomeIndex, placeMod->mod);
}
m_liquidEngine->visitLocation(pos);
queueTileUpdates(pos);
} else if (auto placeMaterialColor = modification.ptr<PlaceMaterialColor>()) {
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if (!WorldImpl::canPlaceMaterialColorVariant(pos, placeMaterialColor->layer, placeMaterialColor->color, m_tileGetterFunction))
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continue;
WorldTile* tile = m_tileArray->modifyTile(pos);
if (!tile)
continue;
if (placeMaterialColor->layer == TileLayer::Background) {
tile->backgroundHueShift = 0;
if (!materialDatabase->isMultiColor(tile->background))
continue;
tile->backgroundColorVariant = placeMaterialColor->color;
} else {
tile->foregroundHueShift = 0;
if (!materialDatabase->isMultiColor(tile->foreground))
continue;
tile->foregroundColorVariant = placeMaterialColor->color;
}
queueTileUpdates(pos);
} else if (auto plpacket = modification.ptr<PlaceLiquid>()) {
modifyLiquid(pos, plpacket->liquid, plpacket->liquidLevel, true);
m_liquidEngine->visitLocation(pos);
m_fallingBlocksAgent->visitLocation(pos);
}
it.remove();
if (!it.hasNext()) {
// If we are at the end, but have made progress by applying at least one
// modification, then start over at the beginning and keep trying more
// modifications until we can't make any more progress.
if (unapplied.size() != unappliedSize) {
unappliedSize = unapplied.size();
it.toFront();
}
}
}
return unapplied;
}
void WorldServer::updateTileEntityTiles(TileEntityPtr const& entity, bool removing, bool checkBreaks) {
// This method of updating tile entity collision only works if each tile
// entity's collision spaces are a subset of their normal spaces, and thus no
// two tile entities can have collision spaces that overlap.
// NOTE: Some entities may violate this; it's an odd thing to rely on policy
// for and maybe we shouldn't allow tile entity configurations to specify
// material spaces outside of their spaces
auto& spaces = m_tileEntitySpaces[entity->entityId()];
List<MaterialSpace> newMaterialSpaces = removing ? List<MaterialSpace>() : entity->materialSpaces();
List<Vec2I> newRoots = removing || entity->ephemeral() ? List<Vec2I>() : entity->roots();
if (!removing && spaces.materials == newMaterialSpaces && spaces.roots == newRoots)
return;
auto materialDatabase = Root::singleton().materialDatabase();
// remove all old roots
for (auto const& rootPos : spaces.roots) {
if (auto tile = m_tileArray->modifyTile(rootPos + entity->tilePosition()))
tile->rootSource = {};
}
// remove all old material spaces
for (auto const& materialSpace : spaces.materials) {
Vec2I pos = materialSpace.space + entity->tilePosition();
ServerTile* tile = m_tileArray->modifyTile(pos);
if (tile) {
tile->rootSource = {};
bool updatedTile = false;
if (tile->foreground == materialSpace.material) {
tile->foreground = EmptyMaterialId;
tile->foregroundMod = NoModId;
updatedTile = true;
}
if (tile->updateObjectCollision(CollisionKind::None)) {
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m_liquidEngine->visitLocation(pos);
m_fallingBlocksAgent->visitLocation(pos);
dirtyCollision(RectI::withSize(pos, { 1, 1 }));
updatedTile = true;
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}
if (updatedTile)
queueTileUpdates(pos);
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}
}
if (removing) {
m_tileEntitySpaces.remove(entity->entityId());
} else {
// add new material spaces and update the known material spaces entry
List<MaterialSpace> passedSpaces;
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for (auto const& materialSpace : newMaterialSpaces) {
Vec2I pos = materialSpace.space + entity->tilePosition();
bool updatedTile = false;
bool updatedCollision = false;
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ServerTile* tile = m_tileArray->modifyTile(pos);
if (tile) {
if (tile->foreground == EmptyMaterialId) {
tile->foreground = materialSpace.material;
tile->foregroundMod = NoModId;
updatedTile = true;
}
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bool hadRoot = tile->rootSource.isValid();
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if (isRealMaterial(materialSpace.material))
tile->rootSource = entity->tilePosition();
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auto& space = passedSpaces.emplaceAppend(materialSpace);
updatedTile |= updatedCollision = tile->updateObjectCollision(materialDatabase->materialCollisionKind(materialSpace.material));
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}
if (updatedCollision) {
m_liquidEngine->visitLocation(pos);
m_fallingBlocksAgent->visitLocation(pos);
dirtyCollision(RectI::withSize(pos, { 1, 1 }));
}
if (updatedTile)
queueTileUpdates(pos);
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}
spaces.materials = std::move(passedSpaces);
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// add new roots and update known roots entry
for (auto const& rootPos : newRoots) {
if (auto tile = m_tileArray->modifyTile(rootPos + entity->tilePosition()))
tile->rootSource = entity->tilePosition();
}
spaces.roots = std::move(newRoots);
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}
// check whether we've broken any other nearby entities
if (checkBreaks)
checkEntityBreaks(entity->metaBoundBox().translated(entity->position()));
}
ConnectionId WorldServer::connection() const {
return ServerConnectionId;
}
bool WorldServer::signalRegion(RectI const& region) {
auto sectors = m_worldStorage->sectorsForRegion(region);
if (m_generatingDungeon) {
// When generating a dungeon, all sector activations should immediately
// load whatever is available and make the sector active for writing, but
// should trigger no generation (for world generation speed).
for (auto const& sector : sectors)
m_worldStorage->loadSector(sector);
} else {
for (auto const& sector : sectors)
m_worldStorage->queueSectorActivation(sector);
}
for (auto const& sector : sectors) {
if (!m_worldStorage->sectorActive(sector))
return false;
}
return true;
}
void WorldServer::generateRegion(RectI const& region) {
for (auto sector : m_worldStorage->sectorsForRegion(region))
m_worldStorage->activateSector(sector);
}
bool WorldServer::regionActive(RectI const& region) {
for (auto const& sector : m_worldStorage->sectorsForRegion(region)) {
if (!m_worldStorage->sectorActive(sector))
return false;
}
return true;
}
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WorldServer::ScriptComponentPtr WorldServer::scriptContext(String const& contextName) {
if (auto context = m_scriptContexts.ptr(contextName))
return *context;
else
return nullptr;
}
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RpcPromise<Vec2I> WorldServer::enqueuePlacement(List<BiomeItemDistribution> distributions, Maybe<DungeonId> id) {
return m_worldStorage->enqueuePlacement(std::move(distributions), id);
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}
ServerTile const& WorldServer::getServerTile(Vec2I const& position, bool withSignal) {
if (withSignal)
signalRegion(RectI::withSize(position, {1, 1}));
return m_tileArray->tile(position);
}
ServerTile* WorldServer::modifyServerTile(Vec2I const& position, bool withSignal) {
if (withSignal)
signalRegion(RectI::withSize(position, {1, 1}));
auto tile = m_tileArray->modifyTile(position);
if (tile) {
dirtyCollision(RectI::withSize(position, {1, 1}));
m_liquidEngine->visitLocation(position);
queueTileUpdates(position);
}
return tile;
}
EntityId WorldServer::loadUniqueEntity(String const& uniqueId) {
return m_worldStorage->loadUniqueEntity(uniqueId);
}
WorldTemplatePtr WorldServer::worldTemplate() const {
return m_worldTemplate;
}
SkyPtr WorldServer::sky() const {
return m_sky;
}
void WorldServer::modifyLiquid(Vec2I const& pos, LiquidId liquid, float quantity, bool additive) {
if (liquid == EmptyLiquidId)
quantity = 0;
if (ServerTile* tile = m_tileArray->modifyTile(pos)) {
auto materialDatabase = Root::singleton().materialDatabase();
if (tile->foreground == EmptyMaterialId || !isSolidColliding(materialDatabase->materialCollisionKind(tile->foreground))) {
if (additive && liquid == tile->liquid.liquid)
quantity += tile->liquid.level;
setLiquid(pos, liquid, quantity, tile->liquid.pressure);
m_liquidEngine->visitLocation(pos);
}
}
}
void WorldServer::setLiquid(Vec2I const& pos, LiquidId liquid, float level, float pressure) {
if (ServerTile* tile = m_tileArray->modifyTile(pos)) {
if (liquid == EmptyLiquidId)
level = 0;
if (auto netUpdate = tile->liquid.update(liquid, level, pressure)) {
for (auto const& pair : m_clientInfo) {
if (pair.second->activeSectors.contains(m_tileArray->sectorFor(pos)))
pair.second->pendingLiquidUpdates.add(pos);
}
}
}
}
List<ItemDescriptor> WorldServer::destroyBlock(TileLayer layer, Vec2I const& pos, bool genItems, bool destroyModFirst) {
auto materialDatabase = Root::singleton().materialDatabase();
auto* tile = m_tileArray->modifyTile(pos);
if (!tile)
return {};
List<ItemDescriptor> drops;
if (layer == TileLayer::Background) {
if (isRealMod(tile->backgroundMod) && destroyModFirst
&& !materialDatabase->modBreaksWithTile(tile->backgroundMod)) {
if (genItems) {
if (auto drop = materialDatabase->modItemDrop(tile->backgroundMod))
drops.append(drop);
}
tile->backgroundMod = NoModId;
} else {
if (genItems) {
if (auto drop = materialDatabase->materialItemDrop(tile->background))
drops.append(drop);
if (auto drop = materialDatabase->modItemDrop(tile->backgroundMod))
drops.append(drop);
}
tile->background = EmptyMaterialId;
tile->backgroundColorVariant = DefaultMaterialColorVariant;
tile->backgroundHueShift = 0;
tile->backgroundMod = NoModId;
}
tile->backgroundDamage.reset();
} else {
if (isRealMod(tile->foregroundMod) && destroyModFirst
&& !materialDatabase->modBreaksWithTile(tile->foregroundMod)) {
if (genItems) {
if (auto drop = materialDatabase->modItemDrop(tile->foregroundMod))
drops.append(drop);
}
tile->foregroundMod = NoModId;
} else {
if (genItems) {
if (auto drop = materialDatabase->materialItemDrop(tile->foreground))
drops.append(drop);
if (auto drop = materialDatabase->modItemDrop(tile->foregroundMod))
drops.append(drop);
}
tile->foreground = EmptyMaterialId;
tile->foregroundColorVariant = DefaultMaterialColorVariant;
tile->foregroundHueShift = 0;
tile->foregroundMod = NoModId;
tile->updateCollision(CollisionKind::None);
dirtyCollision(RectI::withSize(pos, {1, 1}));
}
tile->foregroundDamage.reset();
}
if (tile->background == EmptyMaterialId && tile->foreground == EmptyMaterialId) {
auto blockInfo = m_worldTemplate->blockInfo(pos[0], pos[1]);
if (blockInfo.oceanLiquid != EmptyLiquidId && !blockInfo.encloseLiquids && pos[1] < blockInfo.oceanLiquidLevel)
tile->liquid = LiquidStore::endless(blockInfo.oceanLiquid, blockInfo.oceanLiquidLevel - pos[1]);
}
tile->dungeonId = DestroyedBlockDungeonId;
checkEntityBreaks(RectF::withSize(Vec2F(pos), Vec2F(1, 1)));
m_liquidEngine->visitLocation(pos);
m_fallingBlocksAgent->visitLocation(pos);
queueTileUpdates(pos);
queueTileDamageUpdates(pos, layer);
return drops;
}
void WorldServer::queueUpdatePackets(ConnectionId clientId) {
auto const& clientInfo = m_clientInfo.get(clientId);
clientInfo->outgoingPackets.append(make_shared<StepUpdatePacket>(m_currentStep));
if (shouldRunThisStep("environmentUpdate")) {
ByteArray skyDelta;
tie(skyDelta, clientInfo->skyNetVersion) = m_sky->writeUpdate(clientInfo->skyNetVersion);
ByteArray weatherDelta;
tie(weatherDelta, clientInfo->weatherNetVersion) = m_weather.writeUpdate(clientInfo->weatherNetVersion);
if (!skyDelta.empty() || !weatherDelta.empty())
clientInfo->outgoingPackets.append(make_shared<EnvironmentUpdatePacket>(std::move(skyDelta), std::move(weatherDelta)));
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}
for (auto sector : clientInfo->pendingSectors.values()) {
if (!m_worldStorage->sectorActive(sector))
continue;
auto tileArrayUpdate = make_shared<TileArrayUpdatePacket>();
auto sectorTiles = m_tileArray->sectorRegion(sector);
tileArrayUpdate->min = sectorTiles.min();
tileArrayUpdate->array.resize(Vec2S(sectorTiles.width(), sectorTiles.height()));
for (int x = sectorTiles.xMin(); x < sectorTiles.xMax(); ++x) {
for (int y = sectorTiles.yMin(); y < sectorTiles.yMax(); ++y)
writeNetTile({x, y}, tileArrayUpdate->array(x - sectorTiles.xMin(), y - sectorTiles.yMin()));
}
clientInfo->outgoingPackets.append(tileArrayUpdate);
clientInfo->pendingSectors.remove(sector);
}
for (auto pos : clientInfo->pendingTileUpdates) {
auto tileUpdate = make_shared<TileUpdatePacket>();
tileUpdate->position = pos;
writeNetTile(pos, tileUpdate->tile);
clientInfo->outgoingPackets.append(tileUpdate);
}
clientInfo->pendingTileUpdates.clear();
for (auto pair : clientInfo->pendingTileDamageUpdates) {
auto tile = m_tileArray->tile(pair.first);
if (pair.second == TileLayer::Foreground)
clientInfo->outgoingPackets.append(
make_shared<TileDamageUpdatePacket>(pair.first, TileLayer::Foreground, tile.foregroundDamage));
else
clientInfo->outgoingPackets.append(
make_shared<TileDamageUpdatePacket>(pair.first, TileLayer::Background, tile.backgroundDamage));
}
clientInfo->pendingTileDamageUpdates.clear();
for (auto pos : clientInfo->pendingLiquidUpdates) {
auto tile = m_tileArray->tile(pos);
clientInfo->outgoingPackets.append(make_shared<TileLiquidUpdatePacket>(pos, tile.liquid.netUpdate()));
}
clientInfo->pendingLiquidUpdates.clear();
HashSet<EntityPtr> monitoredEntities;
for (auto const& monitoredRegion : clientInfo->monitoringRegions(m_entityMap))
monitoredEntities.addAll(m_entityMap->entityQuery(RectF(monitoredRegion)));
auto entityFactory = Root::singleton().entityFactory();
auto outOfMonitoredRegionsEntities = HashSet<EntityId>::from(clientInfo->clientSlavesNetVersion.keys());
for (auto const& monitoredEntity : monitoredEntities)
outOfMonitoredRegionsEntities.remove(monitoredEntity->entityId());
for (auto entityId : outOfMonitoredRegionsEntities) {
clientInfo->outgoingPackets.append(make_shared<EntityDestroyPacket>(entityId, ByteArray(), false));
clientInfo->clientSlavesNetVersion.remove(entityId);
}
HashMap<ConnectionId, shared_ptr<EntityUpdateSetPacket>> updateSetPackets;
if (m_currentStep % clientInfo->interpolationTracker.entityUpdateDelta() == 0)
updateSetPackets.add(ServerConnectionId, make_shared<EntityUpdateSetPacket>(ServerConnectionId));
for (auto const& p : m_clientInfo) {
if (p.first != clientId && p.second->pendingForward)
updateSetPackets.add(p.first, make_shared<EntityUpdateSetPacket>(p.first));
}
for (auto const& monitoredEntity : monitoredEntities) {
EntityId entityId = monitoredEntity->entityId();
ConnectionId connectionId = connectionForEntity(entityId);
if (connectionId != clientId) {
if (auto version = clientInfo->clientSlavesNetVersion.ptr(entityId)) {
if (auto updateSetPacket = updateSetPackets.value(connectionId)) {
auto pair = make_pair(entityId, *version);
auto i = m_netStateCache.find(pair);
if (i == m_netStateCache.end())
i = m_netStateCache.insert(pair, monitoredEntity->writeNetState(*version)).first;
const auto& netState = i->second;
if (!netState.first.empty())
updateSetPacket->deltas[entityId] = netState.first;
*version = netState.second;
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}
} else if (!monitoredEntity->masterOnly()) {
// Client was unaware of this entity until now
auto firstUpdate = monitoredEntity->writeNetState();
clientInfo->clientSlavesNetVersion.add(entityId, firstUpdate.second);
clientInfo->outgoingPackets.append(make_shared<EntityCreatePacket>(monitoredEntity->entityType(),
entityFactory->netStoreEntity(monitoredEntity), std::move(firstUpdate.first), entityId));
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}
}
}
for (auto& p : updateSetPackets)
clientInfo->outgoingPackets.append(std::move(p.second));
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}
void WorldServer::updateDamage(float dt) {
m_damageManager->update(dt);
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// Do nothing with damage notifications at the moment.
m_damageManager->pullPendingNotifications();
for (auto const& remoteHitRequest : m_damageManager->pullRemoteHitRequests())
m_clientInfo.get(remoteHitRequest.destinationConnection())
->outgoingPackets.append(make_shared<HitRequestPacket>(remoteHitRequest));
for (auto const& remoteDamageRequest : m_damageManager->pullRemoteDamageRequests())
m_clientInfo.get(remoteDamageRequest.destinationConnection())
->outgoingPackets.append(make_shared<DamageRequestPacket>(remoteDamageRequest));
for (auto const& remoteDamageNotification : m_damageManager->pullRemoteDamageNotifications()) {
for (auto const& pair : m_clientInfo) {
if (pair.second->needsDamageNotification(remoteDamageNotification))
pair.second->outgoingPackets.append(make_shared<DamageNotificationPacket>(remoteDamageNotification));
}
}
}
void WorldServer::sync() {
writeMetadata();
m_worldStorage->sync();
}
WorldChunks WorldServer::readChunks() {
writeMetadata();
return m_worldStorage->readChunks();
}
void WorldServer::updateDamagedBlocks(float dt) {
auto materialDatabase = Root::singleton().materialDatabase();
for (auto pos : m_damagedBlocks.values()) {
auto tile = m_tileArray->modifyTile(pos);
if (!tile) {
m_damagedBlocks.remove(pos);
continue;
}
Vec2F dropPosition = centerOfTile(pos);
if (tile->foregroundDamage.dead()) {
bool harvested = tile->foregroundDamage.harvested();
for (auto drop : destroyBlock(TileLayer::Foreground, pos, harvested, !tileDamageIsPenetrating(tile->foregroundDamage.damageType())))
addEntity(ItemDrop::createRandomizedDrop(drop, dropPosition));
} else if (tile->foregroundDamage.damaged()) {
if (isRealMaterial(tile->foreground)) {
if (isRealMod(tile->foregroundMod)) {
if (tileDamageIsPenetrating(tile->foregroundDamage.damageType()))
tile->foregroundDamage.recover(materialDatabase->materialDamageParameters(tile->foreground), dt);
else if (materialDatabase->modBreaksWithTile(tile->foregroundMod))
tile->foregroundDamage.recover(materialDatabase->modDamageParameters(tile->foregroundMod).sum(materialDatabase->materialDamageParameters(tile->foreground)), dt);
else
tile->foregroundDamage.recover(materialDatabase->modDamageParameters(tile->foregroundMod), dt);
} else
tile->foregroundDamage.recover(materialDatabase->materialDamageParameters(tile->foreground), dt);
} else
tile->foregroundDamage.reset();
queueTileDamageUpdates(pos, TileLayer::Foreground);
}
if (tile->backgroundDamage.dead()) {
bool harvested = tile->backgroundDamage.harvested();
for (auto drop : destroyBlock(TileLayer::Background, pos, harvested, !tileDamageIsPenetrating(tile->backgroundDamage.damageType())))
addEntity(ItemDrop::createRandomizedDrop(drop, dropPosition));
} else if (tile->backgroundDamage.damaged()) {
if (isRealMaterial(tile->background)) {
if (isRealMod(tile->backgroundMod)) {
if (tileDamageIsPenetrating(tile->backgroundDamage.damageType()))
tile->backgroundDamage.recover(materialDatabase->materialDamageParameters(tile->background), dt);
else if (materialDatabase->modBreaksWithTile(tile->backgroundMod))
tile->backgroundDamage.recover(materialDatabase->modDamageParameters(tile->backgroundMod).sum(materialDatabase->materialDamageParameters(tile->background)), dt);
else
tile->backgroundDamage.recover(materialDatabase->modDamageParameters(tile->backgroundMod), dt);
} else {
tile->backgroundDamage.recover(materialDatabase->materialDamageParameters(tile->background), dt);
}
} else {
tile->backgroundDamage.reset();
}
queueTileDamageUpdates(pos, TileLayer::Background);
}
if (tile->backgroundDamage.healthy() && tile->foregroundDamage.healthy())
m_damagedBlocks.remove(pos);
}
}
void WorldServer::checkEntityBreaks(RectF const& rect) {
for (auto tileEntity : m_entityMap->query<TileEntity>(rect))
tileEntity->checkBroken();
}
void WorldServer::queueTileUpdates(Vec2I const& pos) {
for (auto const& pair : m_clientInfo) {
if (pair.second->activeSectors.contains(m_tileArray->sectorFor(pos)))
pair.second->pendingTileUpdates.add(pos);
}
}
void WorldServer::queueTileDamageUpdates(Vec2I const& pos, TileLayer layer) {
for (auto const& pair : m_clientInfo) {
if (pair.second->activeSectors.contains(m_tileArray->sectorFor(pos)))
pair.second->pendingTileDamageUpdates.add({pos, layer});
}
}
void WorldServer::writeNetTile(Vec2I const& pos, NetTile& netTile) const {
auto const& tile = m_tileArray->tile(pos);
netTile.foreground = tile.foreground;
netTile.foregroundHueShift = tile.foregroundHueShift;
netTile.foregroundColorVariant = tile.foregroundColorVariant;
netTile.foregroundMod = tile.foregroundMod;
netTile.foregroundModHueShift = tile.foregroundModHueShift;
netTile.background = tile.background;
netTile.backgroundHueShift = tile.backgroundHueShift;
netTile.backgroundColorVariant = tile.backgroundColorVariant;
netTile.backgroundMod = tile.backgroundMod;
netTile.backgroundModHueShift = tile.backgroundModHueShift;
netTile.liquid = tile.liquid.netUpdate();
netTile.collision = tile.getCollision();
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netTile.blockBiomeIndex = tile.blockBiomeIndex;
netTile.environmentBiomeIndex = tile.environmentBiomeIndex;
netTile.dungeonId = tile.dungeonId;
}
void WorldServer::dirtyCollision(RectI const& region) {
auto dirtyRegion = region.padded(CollisionGenerator::BlockInfluenceRadius);
for (int x = dirtyRegion.xMin(); x < dirtyRegion.xMax(); ++x) {
for (int y = dirtyRegion.yMin(); y < dirtyRegion.yMax(); ++y) {
if (auto tile = m_tileArray->modifyTile({x, y}))
tile->collisionCacheDirty = true;
}
}
}
void WorldServer::freshenCollision(RectI const& region) {
RectI freshenRegion = RectI::null();
for (int x = region.xMin(); x < region.xMax(); ++x) {
for (int y = region.yMin(); y < region.yMax(); ++y) {
if (auto tile = m_tileArray->modifyTile({x, y})) {
if (tile->collisionCacheDirty)
freshenRegion.combine(RectI(x, y, x + 1, y + 1));
}
}
}
if (!freshenRegion.isNull()) {
for (int x = freshenRegion.xMin(); x < freshenRegion.xMax(); ++x) {
for (int y = freshenRegion.yMin(); y < freshenRegion.yMax(); ++y) {
if (auto tile = m_tileArray->modifyTile({x, y})) {
tile->collisionCacheDirty = false;
tile->collisionCache.clear();
}
}
}
for (auto collisionBlock : m_collisionGenerator.getBlocks(freshenRegion)) {
if (auto tile = m_tileArray->modifyTile(collisionBlock.space))
tile->collisionCache.append(std::move(collisionBlock));
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}
}
}
void WorldServer::removeEntity(EntityId entityId, bool andDie) {
auto entity = m_entityMap->entity(entityId);
if (!entity)
return;
if (auto tileEntity = as<TileEntity>(entity))
updateTileEntityTiles(tileEntity, true);
if (andDie)
entity->destroy(nullptr);
for (auto const& pair : m_clientInfo) {
auto& clientInfo = pair.second;
if (auto version = clientInfo->clientSlavesNetVersion.maybeTake(entity->entityId())) {
ByteArray finalDelta = entity->writeNetState(*version).first;
clientInfo->outgoingPackets.append(make_shared<EntityDestroyPacket>(entity->entityId(), std::move(finalDelta), andDie));
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}
}
m_entityMap->removeEntity(entityId);
entity->uninit();
}
float WorldServer::windLevel(Vec2F const& pos) const {
return WorldImpl::windLevel(m_tileArray, pos, m_weather.wind());
}
float WorldServer::lightLevel(Vec2F const& pos) const {
return WorldImpl::lightLevel(m_tileArray, m_entityMap, m_geometry, m_worldTemplate, m_sky, m_lightIntensityCalculator, pos);
}
void WorldServer::setDungeonBreathable(DungeonId dungeonId, Maybe<bool> breathable) {
Maybe<float> current = m_dungeonIdBreathable.maybe(dungeonId);
if (breathable != current) {
if (breathable)
m_dungeonIdBreathable[dungeonId] = *breathable;
else
m_dungeonIdBreathable.remove(dungeonId);
for (auto const& p : m_clientInfo)
p.second->outgoingPackets.append(make_shared<SetDungeonBreathablePacket>(dungeonId, breathable));
}
}
bool WorldServer::breathable(Vec2F const& pos) const {
return WorldImpl::breathable(this, m_tileArray, m_dungeonIdBreathable, m_worldTemplate, pos);
}
float WorldServer::threatLevel() const {
return m_worldTemplate->threatLevel();
}
StringList WorldServer::environmentStatusEffects(Vec2F const& pos) const {
return m_worldTemplate->environmentStatusEffects(floor(pos[0]), floor(pos[1]));
}
StringList WorldServer::weatherStatusEffects(Vec2F const& pos) const {
if (!m_weather.statusEffects().empty()) {
if (exposedToWeather(pos))
return m_weather.statusEffects();
}
return {};
}
bool WorldServer::exposedToWeather(Vec2F const& pos) const {
if (!isUnderground(pos) && liquidLevel(Vec2I::floor(pos)).liquid == EmptyLiquidId) {
auto assets = Root::singleton().assets();
float weatherRayCheckDistance = assets->json("/weather.config:weatherRayCheckDistance").toFloat();
float weatherRayCheckWindInfluence = assets->json("/weather.config:weatherRayCheckWindInfluence").toFloat();
auto offset = Vec2F(-m_weather.wind() * weatherRayCheckWindInfluence, weatherRayCheckDistance).normalized() * weatherRayCheckDistance;
return !lineCollision({pos, pos + offset});
}
return false;
}
bool WorldServer::isUnderground(Vec2F const& pos) const {
return m_worldTemplate->undergroundLevel() >= pos[1];
}
bool WorldServer::disableDeathDrops() const {
if (m_worldTemplate->worldParameters())
return m_worldTemplate->worldParameters()->disableDeathDrops;
return false;
}
List<PhysicsForceRegion> WorldServer::forceRegions() const {
return m_forceRegions;
}
Json WorldServer::getProperty(String const& propertyName, Json const& def) const {
return m_worldProperties.value(propertyName, def);
}
void WorldServer::setProperty(String const& propertyName, Json const& property) {
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// Kae: Properties set to null (nil from Lua) should be erased instead of lingering around
auto entry = m_worldProperties.find(propertyName);
bool missing = entry == m_worldProperties.end();
if (missing ? !property.isNull() : property != entry->second) {
if (missing) // property can't be null if we're doing this when missing is true
m_worldProperties.emplace(propertyName, property);
else if (property.isNull())
m_worldProperties.erase(entry);
else
entry->second = property;
for (auto const& pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<UpdateWorldPropertiesPacket>(JsonObject{ {propertyName, property} }));
}
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}
void WorldServer::timer(int stepsDelay, WorldAction worldAction) {
m_timers.append({stepsDelay, worldAction});
}
void WorldServer::startFlyingSky(bool enterHyperspace, bool startInWarp) {
m_sky->startFlying(enterHyperspace, startInWarp);
}
void WorldServer::stopFlyingSkyAt(SkyParameters const& destination) {
m_sky->stopFlyingAt(destination);
m_sky->setType(SkyType::Orbital);
}
void WorldServer::setOrbitalSky(SkyParameters const& destination) {
m_sky->jumpTo(destination);
m_sky->setType(SkyType::Orbital);
}
double WorldServer::epochTime() const {
return m_sky->epochTime();
}
uint32_t WorldServer::day() const {
return m_sky->day();
}
float WorldServer::dayLength() const {
return m_sky->dayLength();
}
float WorldServer::timeOfDay() const {
return m_sky->timeOfDay();
}
LuaRootPtr WorldServer::luaRoot() {
return m_luaRoot;
}
RpcPromise<Vec2F> WorldServer::findUniqueEntity(String const& uniqueId) {
if (auto pos = m_worldStorage->findUniqueEntity(uniqueId))
return RpcPromise<Vec2F>::createFulfilled(*pos);
else
return RpcPromise<Vec2F>::createFailed("Unknown entity");
}
RpcPromise<Json> WorldServer::sendEntityMessage(Variant<EntityId, String> const& entityId, String const& message, JsonArray const& args) {
EntityPtr entity;
if (entityId.is<EntityId>())
entity = m_entityMap->entity(entityId.get<EntityId>());
else
entity = m_entityMap->entity(loadUniqueEntity(entityId.get<String>()));
if (!entity) {
return RpcPromise<Json>::createFailed("Unknown entity");
} else if (entity->isMaster()) {
if (auto resp = entity->receiveMessage(ServerConnectionId, message, args))
return RpcPromise<Json>::createFulfilled(resp.take());
else
return RpcPromise<Json>::createFailed("Message not handled by entity");
} else {
auto pair = RpcPromise<Json>::createPair();
auto clientInfo = m_clientInfo.get(connectionForEntity(entity->entityId()));
Uuid uuid;
m_entityMessageResponses[uuid] = {clientInfo->clientId, pair.second};
clientInfo->outgoingPackets.append(make_shared<EntityMessagePacket>(entity->entityId(), message, args, uuid));
return pair.first;
}
}
void WorldServer::setPlayerStart(Vec2F const& startPosition, bool respawnInWorld) {
m_playerStart = startPosition;
m_respawnInWorld = respawnInWorld;
m_adjustPlayerStart = false;
for (auto pair : m_clientInfo)
pair.second->outgoingPackets.append(make_shared<SetPlayerStartPacket>(m_playerStart, m_respawnInWorld));
}
Vec2F WorldServer::findPlayerStart(Maybe<Vec2F> firstTry) {
Vec2F spawnRectSize = jsonToVec2F(m_serverConfig.get("playerStartRegionSize"));
auto maximumVerticalSearch = m_serverConfig.getInt("playerStartRegionMaximumVerticalSearch");
auto maximumTries = m_serverConfig.getInt("playerStartRegionMaximumTries");
static const Set<DungeonId> allowedSpawnDungeonIds = {NoDungeonId, SpawnDungeonId, ConstructionDungeonId, DestroyedBlockDungeonId};
Vec2F pos;
if (firstTry)
pos = *firstTry;
else
pos = Vec2F(m_worldTemplate->findSensiblePlayerStart().value(Vec2I(0, m_worldTemplate->surfaceLevel())));
CollisionSet collideWithAnything{CollisionKind::Null, CollisionKind::Block, CollisionKind::Dynamic, CollisionKind::Platform, CollisionKind::Slippery};
for (int t = 0; t < maximumTries; ++t) {
bool foundGround = false;
// First go downward until we collide with terrain
for (int i = 0; i < maximumVerticalSearch; ++i) {
RectF spawnRect = RectF(pos[0] - spawnRectSize[0] / 2, pos[1], pos[0] + spawnRectSize[0] / 2, pos[1] + spawnRectSize[1]);
generateRegion(RectI::integral(spawnRect));
if (rectTileCollision(RectI::integral(spawnRect), collideWithAnything)) {
foundGround = true;
break;
}
--pos[1];
}
if (foundGround) {
// Then go up until our spawn region is no longer in the terrain, but bail
// out and try again if we can't signal the region or we are stuck in a
// dungeon.
for (int i = 0; i < maximumVerticalSearch; ++i) {
if (m_tileArray->tile(Vec2I::floor(pos)).liquid.liquid != EmptyLiquidId)
break;
RectF spawnRect = RectF(pos[0] - spawnRectSize[0] / 2, pos[1], pos[0] + spawnRectSize[0] / 2, pos[1] + spawnRectSize[1]);
generateRegion(RectI::integral(spawnRect));
auto tileDungeonId = getServerTile(Vec2I::floor(pos)).dungeonId;
if (!allowedSpawnDungeonIds.contains(tileDungeonId))
break;
if (!rectTileCollision(RectI::integral(spawnRect), collideWithAnything) && spawnRect.yMax() < m_geometry.height())
return pos;
++pos[1];
}
}
pos = Vec2F(m_worldTemplate->findSensiblePlayerStart().value(Vec2I(0, m_worldTemplate->surfaceLevel())));
}
return pos;
}
Vec2F WorldServer::findPlayerSpaceStart(float targetX) {
Vec2F testRectSize = jsonToVec2F(m_serverConfig.get("playerSpaceStartRegionSize"));
auto distanceIncrement = m_serverConfig.getFloat("playerSpaceStartDistanceIncrement");
auto maximumTries = m_serverConfig.getInt("playerSpaceStartMaximumTries");
Vec2F basePos = Vec2F(targetX, m_geometry.height() * 0.5);
CollisionSet collideWithAnything{CollisionKind::Null, CollisionKind::Block, CollisionKind::Dynamic, CollisionKind::Platform, CollisionKind::Slippery};
for (int t = 0; t < maximumTries; ++t) {
Vec2F testPos = m_geometry.limit(basePos + Vec2F::withAngle(Random::randf() * 2 * Constants::pi, t * distanceIncrement));
RectF testRect = RectF::withCenter(testPos, testRectSize);
generateRegion(RectI::integral(testRect));
if (!rectTileCollision(RectI::integral(testRect), collideWithAnything))
return testPos;
}
return basePos;
}
void WorldServer::readMetadata() {
auto dungeonDefinitions = Root::singleton().dungeonDefinitions();
auto versioningDatabase = Root::singleton().versioningDatabase();
auto metadata = versioningDatabase->loadVersionedJson(m_worldStorage->worldMetadata(), "WorldMetadata");
m_playerStart = jsonToVec2F(metadata.get("playerStart"));
m_respawnInWorld = metadata.getBool("respawnInWorld");
m_adjustPlayerStart = metadata.getBool("adjustPlayerStart");
m_worldTemplate = make_shared<WorldTemplate>(metadata.get("worldTemplate"));
m_centralStructure = WorldStructure(metadata.get("centralStructure"));
m_protectedDungeonIds = jsonToSet<DungeonId>(metadata.get("protectedDungeonIds"), mem_fn(&Json::toUInt));
m_worldProperties = metadata.getObject("worldProperties");
m_spawner.setActive(metadata.getBool("spawningEnabled"));
m_dungeonIdGravity = transform<HashMap<DungeonId, float>>(metadata.getArray("dungeonIdGravity"), [](Json const& p) {
return make_pair(p.getInt(0), p.getFloat(1));
});
m_dungeonIdBreathable = transform<HashMap<DungeonId, bool>>(metadata.getArray("dungeonIdBreathable"), [](Json const& p) {
return make_pair(p.getInt(0), p.getBool(1));
});
}
void WorldServer::writeMetadata() {
auto versioningDatabase = Root::singleton().versioningDatabase();
Json metadata = JsonObject{
{"playerStart", jsonFromVec2F(m_playerStart)},
{"respawnInWorld", m_respawnInWorld},
{"adjustPlayerStart", m_adjustPlayerStart},
{"worldTemplate", m_worldTemplate->store()},
{"centralStructure", m_centralStructure.store()},
{"protectedDungeonIds", jsonFromSet(m_protectedDungeonIds)},
{"worldProperties", m_worldProperties},
{"spawningEnabled", m_spawner.active()},
{"dungeonIdGravity", m_dungeonIdGravity.pairs().transformed([](auto const& p) -> Json {
return JsonArray{p.first, p.second};
})},
{"dungeonIdBreathable", m_dungeonIdBreathable.pairs().transformed([](auto const& p) -> Json {
return JsonArray{p.first, p.second};
})}
};
m_worldStorage->setWorldMetadata(versioningDatabase->makeCurrentVersionedJson("WorldMetadata", metadata));
}
bool WorldServer::isVisibleToPlayer(RectF const& region) const {
for (auto const& p : m_clientInfo) {
for (auto playerRegion : p.second->monitoringRegions(m_entityMap)) {
if (m_geometry.rectIntersectsRect(RectF(playerRegion), region))
return true;
}
}
return false;
}
WorldServer::ClientInfo::ClientInfo(ConnectionId clientId, InterpolationTracker const trackerInit)
: clientId(clientId), skyNetVersion(0), weatherNetVersion(0), pendingForward(false), started(false), interpolationTracker(trackerInit) {}
List<RectI> WorldServer::ClientInfo::monitoringRegions(EntityMapPtr const& entityMap) const {
return clientState.monitoringRegions([entityMap](EntityId entityId) -> Maybe<RectI> {
if (auto entity = entityMap->entity(entityId))
return RectI::integral(entity->metaBoundBox().translated(entity->position()));
return {};
});
}
bool WorldServer::ClientInfo::needsDamageNotification(RemoteDamageNotification const& rdn) const {
if (clientId == connectionForEntity(rdn.sourceEntityId) || clientId == connectionForEntity(rdn.damageNotification.targetEntityId))
return true;
if (clientSlavesNetVersion.contains(rdn.damageNotification.targetEntityId))
return true;
if (clientState.window().contains(Vec2I::floor(rdn.damageNotification.position)))
return true;
return false;
}
InteractiveEntityPtr WorldServer::getInteractiveInRange(Vec2F const& targetPosition, Vec2F const& sourcePosition, float maxRange) const {
return WorldImpl::getInteractiveInRange(m_geometry, m_entityMap, targetPosition, sourcePosition, maxRange);
}
bool WorldServer::canReachEntity(Vec2F const& position, float radius, EntityId targetEntity, bool preferInteractive) const {
return WorldImpl::canReachEntity(m_geometry, m_tileArray, m_entityMap, position, radius, targetEntity, preferInteractive);
}
RpcPromise<InteractAction> WorldServer::interact(InteractRequest const& request) {
if (auto entity = as<InteractiveEntity>(m_entityMap->entity(request.targetId)))
return RpcPromise<InteractAction>::createFulfilled(entity->interact(request));
else
return RpcPromise<InteractAction>::createFulfilled(InteractAction());
}
void WorldServer::setupForceRegions() {
m_forceRegions.clear();
if (!worldTemplate() || !worldTemplate()->worldParameters())
return;
auto forceRegionType = worldTemplate()->worldParameters()->worldEdgeForceRegions;
if (forceRegionType == WorldEdgeForceRegionType::None)
return;
bool addTopRegion = forceRegionType == WorldEdgeForceRegionType::Top || forceRegionType == WorldEdgeForceRegionType::TopAndBottom;
bool addBottomRegion = forceRegionType == WorldEdgeForceRegionType::Bottom || forceRegionType == WorldEdgeForceRegionType::TopAndBottom;
auto regionHeight = m_serverConfig.getFloat("worldEdgeForceRegionHeight");
auto regionForce = m_serverConfig.getFloat("worldEdgeForceRegionForce");
auto regionVelocity = m_serverConfig.getFloat("worldEdgeForceRegionVelocity");
auto regionCategoryFilter = PhysicsCategoryFilter::whitelist({"player", "monster", "npc", "vehicle", "itemdrop"});
auto worldSize = Vec2F(worldTemplate()->size());
if (addTopRegion) {
auto topForceRegion = GradientForceRegion();
topForceRegion.region = PolyF({
{0, worldSize[1] - regionHeight},
{worldSize[0], worldSize[1] - regionHeight},
(worldSize),
{0, worldSize[1]}});
topForceRegion.gradient = Line2F({0, worldSize[1]}, {0, worldSize[1] - regionHeight});
topForceRegion.baseTargetVelocity = regionVelocity;
topForceRegion.baseControlForce = regionForce;
topForceRegion.categoryFilter = regionCategoryFilter;
m_forceRegions.append(topForceRegion);
}
if (addBottomRegion) {
auto bottomForceRegion = GradientForceRegion();
bottomForceRegion.region = PolyF({
{0, 0},
{worldSize[0], 0},
{worldSize[0], regionHeight},
{0, regionHeight}});
bottomForceRegion.gradient = Line2F({0, 0}, {0, regionHeight});
bottomForceRegion.baseTargetVelocity = regionVelocity;
bottomForceRegion.baseControlForce = regionForce;
bottomForceRegion.categoryFilter = regionCategoryFilter;
m_forceRegions.append(bottomForceRegion);
}
}
}