/*
* Copyright 2013 MovingBlocks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.terasology.engine.modes.loadProcesses;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.terasology.engine.ComponentSystemManager;
import org.terasology.engine.GameEngine;
import org.terasology.engine.TerasologyConstants;
import org.terasology.engine.modes.StateMainMenu;
import org.terasology.engine.module.ModuleManager;
import org.terasology.engine.subsystem.RenderingSubsystemFactory;
import org.terasology.entitySystem.entity.EntityManager;
import org.terasology.entitySystem.entity.internal.EngineEntityManager;
import org.terasology.game.GameManifest;
import org.terasology.logic.players.LocalPlayer;
import org.terasology.logic.players.LocalPlayerSystem;
import org.terasology.persistence.StorageManager;
import org.terasology.persistence.internal.StorageManagerInternal;
import org.terasology.physics.Physics;
import org.terasology.physics.engine.PhysicsEngine;
import org.terasology.reflection.copy.CopyStrategyLibrary;
import org.terasology.reflection.reflect.ReflectFactory;
import org.terasology.registry.CoreRegistry;
import org.terasology.rendering.cameras.Camera;
import org.terasology.rendering.world.WorldRenderer;
import org.terasology.utilities.random.FastRandom;
import org.terasology.world.BlockEntityRegistry;
import org.terasology.world.WorldProvider;
import org.terasology.world.chunks.localChunkProvider.LocalChunkProvider;
import org.terasology.world.chunks.localChunkProvider.RelevanceSystem;
import org.terasology.world.generator.UnresolvedWorldGeneratorException;
import org.terasology.world.generator.WorldGenerator;
import org.terasology.world.generator.internal.WorldGeneratorManager;
import org.terasology.world.generator.plugin.DefaultWorldGeneratorPluginLibrary;
import org.terasology.world.generator.plugin.WorldGeneratorPluginLibrary;
import org.terasology.world.internal.EntityAwareWorldProvider;
import org.terasology.world.internal.WorldInfo;
import org.terasology.world.internal.WorldProviderCoreImpl;
import org.terasology.world.internal.WorldProviderWrapper;
import org.terasology.world.sun.CelestialSystem;
import org.terasology.world.sun.BasicCelestialModel;
import org.terasology.world.sun.DefaultCelestialSystem;
/**
* @author Immortius
*/
public class InitialiseWorld extends SingleStepLoadProcess {
private static final Logger logger = LoggerFactory.getLogger(InitialiseWorld.class);
private GameManifest gameManifest;
public InitialiseWorld(GameManifest gameManifest) {
this.gameManifest = gameManifest;
}
@Override
public String getMessage() {
return "Initializing world...";
}
@Override
public boolean step() {
CoreRegistry.put(WorldGeneratorPluginLibrary.class, new DefaultWorldGeneratorPluginLibrary(CoreRegistry.get(ModuleManager.class).getEnvironment(),
CoreRegistry.get(ReflectFactory.class), CoreRegistry.get(CopyStrategyLibrary.class)));
WorldInfo worldInfo = gameManifest.getWorldInfo(TerasologyConstants.MAIN_WORLD);
if (worldInfo.getSeed() == null || worldInfo.getSeed().isEmpty()) {
FastRandom random = new FastRandom();
worldInfo.setSeed(random.nextString(16));
}
logger.info("World seed: \"{}\"", worldInfo.getSeed());
// TODO: Separate WorldRenderer from world handling in general
WorldGeneratorManager worldGeneratorManager = CoreRegistry.get(WorldGeneratorManager.class);
WorldGenerator worldGenerator;
try {
worldGenerator = worldGeneratorManager.createGenerator(worldInfo.getWorldGenerator());
// setting the world seed will create the world builder
worldGenerator.setWorldSeed(worldInfo.getSeed());
CoreRegistry.put(WorldGenerator.class, worldGenerator);
} catch (UnresolvedWorldGeneratorException e) {
logger.error("Unable to load world generator {}. Available world generators: {}",
worldInfo.getWorldGenerator(), worldGeneratorManager.getWorldGenerators());
CoreRegistry.get(GameEngine.class).changeState(new StateMainMenu("Failed to resolve world generator."));
return true; // We need to return true, otherwise the loading state will just call us again immediately
}
// Init. a new world
EngineEntityManager entityManager = (EngineEntityManager) CoreRegistry.get(EntityManager.class);
StorageManager storageManager = CoreRegistry.put(StorageManager.class,
new StorageManagerInternal(CoreRegistry.get(ModuleManager.class).getEnvironment(), entityManager));
LocalChunkProvider chunkProvider = new LocalChunkProvider(storageManager, entityManager, worldGenerator);
CoreRegistry.get(ComponentSystemManager.class).register(new RelevanceSystem(chunkProvider), "engine:relevanceSystem");
EntityAwareWorldProvider entityWorldProvider = new EntityAwareWorldProvider(new WorldProviderCoreImpl(worldInfo, chunkProvider));
WorldProvider worldProvider = new WorldProviderWrapper(entityWorldProvider);
CoreRegistry.put(WorldProvider.class, worldProvider);
chunkProvider.setBlockEntityRegistry(entityWorldProvider);
CoreRegistry.put(BlockEntityRegistry.class, entityWorldProvider);
CoreRegistry.get(ComponentSystemManager.class).register(entityWorldProvider, "engine:BlockEntityRegistry");
DefaultCelestialSystem celestialSystem = new DefaultCelestialSystem(new BasicCelestialModel());
CoreRegistry.put(CelestialSystem.class, celestialSystem);
CoreRegistry.get(ComponentSystemManager.class).register(celestialSystem);
RenderingSubsystemFactory engineSubsystemFactory = CoreRegistry.get(RenderingSubsystemFactory.class);
WorldRenderer worldRenderer = engineSubsystemFactory.createWorldRenderer(worldProvider, chunkProvider, CoreRegistry.get(LocalPlayerSystem.class));
CoreRegistry.put(WorldRenderer.class, worldRenderer);
// TODO: These shouldn't be done here, nor so strongly tied to the world renderer
CoreRegistry.put(LocalPlayer.class, new LocalPlayer());
CoreRegistry.put(Camera.class, worldRenderer.getActiveCamera());
CoreRegistry.put(PhysicsEngine.class, worldRenderer.getBulletRenderer());
CoreRegistry.put(Physics.class, worldRenderer.getBulletRenderer());
return true;
}
@Override
public int getExpectedCost() {
return 5;
}
}