@Override
public boolean step() {
NetworkSystem networkSystem = context.get(NetworkSystem.class);
WorldAtlas atlas =
new WorldAtlasImpl(context.get(Config.class).getRendering().getMaxTextureAtlasResolution());
context.put(WorldAtlas.class, atlas);
BlockManagerImpl blockManager;
if (networkSystem.getMode().isAuthority()) {
blockManager = new BlockManagerImpl(atlas, context.get(AssetManager.class), true);
blockManager.subscribe(context.get(NetworkSystem.class));
} else {
blockManager = new BlockManagerImpl(atlas, context.get(AssetManager.class), false);
}
context.put(BlockManager.class, blockManager);
context
.get(TypeSerializationLibrary.class)
.add(Block.class, new BlockTypeHandler(blockManager));
context
.get(TypeSerializationLibrary.class)
.add(BlockFamily.class, new BlockFamilyTypeHandler(blockManager));
blockManager.initialise(
gameManifest.getRegisteredBlockFamilies(), gameManifest.getBlockIdMap());
return true;
}
/**
* Runs the engine, including its main loop. This method is called only once per application
* startup, which is the reason the GameState provided is the -initial- state rather than a
* generic game state.
*
* @param initialState In at least one context (the PC facade) the GameState implementation
* provided as input may vary, depending if the application has or hasn't been started
* headless.
*/
@Override
public synchronized void run(GameState initialState) {
Preconditions.checkState(!running);
running = true;
initialize();
changeStatus(StandardGameStatus.RUNNING);
try {
rootContext.put(GameEngine.class, this);
changeState(initialState);
mainLoop(); // -THE- MAIN LOOP. Most of the application time and resources are spent here.
} catch (RuntimeException e) {
logger.error("Uncaught exception, attempting clean game shutdown", e);
throw e;
} finally {
try {
cleanup();
} catch (RuntimeException t) {
logger.error("Clean game shutdown after an uncaught exception failed", t);
}
running = false;
shutdownRequested = false;
changeStatus(StandardGameStatus.UNSTARTED);
}
}
private void initialize() {
Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
Stopwatch totalInitTime = Stopwatch.createStarted();
try {
logger.info("Initializing Terasology...");
logEnvironmentInfo();
// TODO: Need to get everything thread safe and get rid of the concept of "GameThread" as much
// as possible.
GameThread.setToCurrentThread();
preInitSubsystems();
initManagers();
initSubsystems();
changeStatus(TerasologyEngineStatus.INITIALIZING_ASSET_MANAGEMENT);
initAssets();
EnvironmentSwitchHandler environmentSwitcher = new EnvironmentSwitchHandler();
rootContext.put(EnvironmentSwitchHandler.class, environmentSwitcher);
environmentSwitcher.handleSwitchToGameEnvironment(rootContext);
postInitSubsystems();
verifyInitialisation();
/**
* Prevent objects being put in engine context after init phase. Engine states should
* use/create a child context.
*/
CoreRegistry.setContext(null);
} catch (RuntimeException e) {
logger.error("Failed to initialise Terasology", e);
cleanup();
throw e;
}
double seconds = 0.001 * totalInitTime.elapsed(TimeUnit.MILLISECONDS);
logger.info("Initialization completed in {}sec.", String.format("%.2f", seconds));
}
private void initAssets() {
DefaultBlockFamilyFactoryRegistry familyFactoryRegistry =
new DefaultBlockFamilyFactoryRegistry();
rootContext.put(BlockFamilyFactoryRegistry.class, familyFactoryRegistry);
// cast lambdas explicitly to avoid inconsistent compiler behavior wrt. type inference
assetTypeManager.registerCoreAssetType(
Prefab.class, (AssetFactory<Prefab, PrefabData>) PojoPrefab::new, false, "prefabs");
assetTypeManager.registerCoreAssetType(
BlockShape.class, (AssetFactory<BlockShape, BlockShapeData>) BlockShapeImpl::new, "shapes");
assetTypeManager.registerCoreAssetType(
BlockSounds.class,
(AssetFactory<BlockSounds, BlockSoundsData>) BlockSounds::new,
"blockSounds");
assetTypeManager.registerCoreAssetType(
BlockTile.class, (AssetFactory<BlockTile, TileData>) BlockTile::new, "blockTiles");
assetTypeManager.registerCoreAssetType(
BlockFamilyDefinition.class,
(AssetFactory<BlockFamilyDefinition, BlockFamilyDefinitionData>) BlockFamilyDefinition::new,
"blocks");
assetTypeManager.registerCoreFormat(
BlockFamilyDefinition.class,
new BlockFamilyDefinitionFormat(assetTypeManager.getAssetManager(), familyFactoryRegistry));
assetTypeManager.registerCoreAssetType(
UISkin.class, (AssetFactory<UISkin, UISkinData>) UISkin::new, "skins");
assetTypeManager.registerCoreAssetType(
BehaviorTree.class,
(AssetFactory<BehaviorTree, BehaviorTreeData>) BehaviorTree::new,
false,
"behaviors");
assetTypeManager.registerCoreAssetType(
UIElement.class, (AssetFactory<UIElement, UIData>) UIElement::new, "ui");
for (EngineSubsystem subsystem : allSubsystems) {
subsystem.registerCoreAssetTypes(assetTypeManager);
}
}
private void initManagers() {
changeStatus(TerasologyEngineStatus.INITIALIZING_MODULE_MANAGER);
ModuleManager moduleManager = new ModuleManagerImpl();
rootContext.put(ModuleManager.class, moduleManager);
changeStatus(TerasologyEngineStatus.INITIALIZING_LOWLEVEL_OBJECT_MANIPULATION);
ReflectFactory reflectFactory = new ReflectionReflectFactory();
rootContext.put(ReflectFactory.class, reflectFactory);
CopyStrategyLibrary copyStrategyLibrary = new CopyStrategyLibrary(reflectFactory);
rootContext.put(CopyStrategyLibrary.class, copyStrategyLibrary);
rootContext.put(
TypeSerializationLibrary.class,
new TypeSerializationLibrary(reflectFactory, copyStrategyLibrary));
changeStatus(TerasologyEngineStatus.INITIALIZING_ASSET_TYPES);
assetTypeManager = new ModuleAwareAssetTypeManager();
rootContext.put(ModuleAwareAssetTypeManager.class, assetTypeManager);
rootContext.put(AssetManager.class, assetTypeManager.getAssetManager());
}
@Override
public void initialise(GameEngine engine, Context rootContext) {
rootContext.put(ParameterAdapterManager.class, ParameterAdapterManager.createCore());
}