Examples with EntityBuilder org.terasology.engine.entitySystem.entity.EntityBuilder used on opensource projects

Example 16 with EntityBuilder

use of org.terasology.engine.entitySystem.entity.EntityBuilder in project Terasology by MovingBlocks.

the class EntityAwareWorldProvider method createBlockEntity.

private EntityRef createBlockEntity(Vector3ic blockPosition, Block block) {
    EntityBuilder builder = entityManager.newBuilder(block.getPrefab().orElse(null));
    builder.addComponent(new LocationComponent(new Vector3f(blockPosition)));
    builder.addComponent(new BlockComponent(block, blockPosition));
    boolean isTemporary = isTemporaryBlock(builder, block);
    if (!isTemporary && !builder.hasComponent(NetworkComponent.class)) {
        builder.addComponent(new NetworkComponent());
    }
    EntityRef blockEntity;
    if (isTemporary) {
        blockEntity = builder.buildWithoutLifecycleEvents();
        temporaryBlockEntities.add(blockEntity);
    } else {
        blockEntity = builder.build();
    }
    blockEntityLookup.put(new Vector3i(blockPosition), blockEntity);
    return blockEntity;
}

Example 17 with EntityBuilder

use of org.terasology.engine.entitySystem.entity.EntityBuilder in project Terasology by MovingBlocks.

the class EntityAwareWorldProvider method updateBlockEntityComponents.

/**
 * Transforms a block entity with the change of block type. This is driven from the delta between the old and new
 * block type prefabs, but takes into account changes made to the block entity.
 * Components contained in `blockEntity` that
 * <ul>
 *     <li>are not "common block components" (e.g. `NetworkComponent`)</li>
 *     <li>don't have `reatinUnalteredOnBlockChange` metadata</li>
 *     <li>are not listed in the block prefab</li>
 *     <li>are not listed in the set of components to be retained</li>
 * </ul>
 * will be removed.
 *
 * @param blockEntity      The entity to update
 * @param oldType          The previous type of the block
 * @param type             The new type of the block
 * @param retainComponents List of components to be retained
 */
private void updateBlockEntityComponents(EntityRef blockEntity, Block oldType, Block type, Set<Class<? extends Component>> retainComponents) {
    BlockComponent blockComponent = blockEntity.getComponent(BlockComponent.class);
    Optional<Prefab> oldPrefab = oldType.getPrefab();
    EntityBuilder oldEntityBuilder = entityManager.newBuilder(oldPrefab.orElse(null));
    oldEntityBuilder.addComponent(new BlockComponent(oldType, blockComponent.getPosition()));
    BeforeEntityCreated oldEntityEvent = new BeforeEntityCreated(oldPrefab.orElse(null), oldEntityBuilder.iterateComponents());
    blockEntity.send(oldEntityEvent);
    for (Component comp : oldEntityEvent.getResultComponents()) {
        oldEntityBuilder.addComponent(comp);
    }
    Optional<Prefab> newPrefab = type.getPrefab();
    EntityBuilder newEntityBuilder = entityManager.newBuilder(newPrefab.orElse(null));
    newEntityBuilder.addComponent(new BlockComponent(type, blockComponent.getPosition()));
    BeforeEntityCreated newEntityEvent = new BeforeEntityCreated(newPrefab.orElse(null), newEntityBuilder.iterateComponents());
    blockEntity.send(newEntityEvent);
    for (Component comp : newEntityEvent.getResultComponents()) {
        newEntityBuilder.addComponent(comp);
    }
    for (Component component : blockEntity.iterateComponents()) {
        if (!COMMON_BLOCK_COMPONENTS.contains(component.getClass()) && !entityManager.getComponentLibrary().getMetadata(component.getClass()).isRetainUnalteredOnBlockChange() && !newEntityBuilder.hasComponent(component.getClass()) && !retainComponents.contains(component.getClass())) {
            blockEntity.removeComponent(component.getClass());
        }
    }
    BlockComponent newBlockComponent = new BlockComponent(type, blockComponent.getPosition());
    blockEntity.saveComponent(newBlockComponent);
    for (Component comp : newEntityBuilder.iterateComponents()) {
        copyIntoPrefab(blockEntity, comp, retainComponents);
    }
}

Example 18 with EntityBuilder

use of org.terasology.engine.entitySystem.entity.EntityBuilder in project Terasology by MovingBlocks.

the class NetworkOwnershipTest method testClientSendInitialForRelevantOwnedItems.

@Test
public void testClientSendInitialForRelevantOwnedItems() {
    EntityBuilder builder = entityManager.newBuilder();
    NetworkComponent netCompA = builder.addComponent(new NetworkComponent());
    netCompA.replicateMode = NetworkComponent.ReplicateMode.RELEVANT;
    builder.setOwner(clientEntity);
    EntityRef entityA = builder.build();
    networkSystem.registerNetworkEntity(entityA);
    connectClient();
    verify(client, times(1)).setNetInitial(entityA.getComponent(NetworkComponent.class).getNetworkId());
}

Example 19 with EntityBuilder

use of org.terasology.engine.entitySystem.entity.EntityBuilder in project Terasology by MovingBlocks.

the class NetworkOwnershipTest method testClientSentInitialIfOwnedEntityRegistered.

@Test
public void testClientSentInitialIfOwnedEntityRegistered() {
    connectClient();
    EntityBuilder builder = entityManager.newBuilder();
    NetworkComponent netComp = builder.addComponent(new NetworkComponent());
    netComp.replicateMode = NetworkComponent.ReplicateMode.OWNER;
    builder.setOwner(clientEntity);
    EntityRef entity = builder.build();
    networkSystem.registerNetworkEntity(entity);
    assertTrue(entity.getComponent(NetworkComponent.class).getNetworkId() != 0);
    verify(client).setNetInitial(entity.getComponent(NetworkComponent.class).getNetworkId());
}

Example 20 with EntityBuilder

use of org.terasology.engine.entitySystem.entity.EntityBuilder in project Terasology by MovingBlocks.

the class NetworkOwnershipTest method testClientSentInitialOnlyOnce.

@Test
public void testClientSentInitialOnlyOnce() {
    EntityBuilder builder = entityManager.newBuilder();
    NetworkComponent netComp = builder.addComponent(new NetworkComponent());
    netComp.replicateMode = NetworkComponent.ReplicateMode.OWNER;
    builder.setOwner(clientEntity);
    EntityRef entity = builder.build();
    networkSystem.registerNetworkEntity(entity);
    connectClient();
    networkSystem.updateOwnership(entity);
    verify(client, times(1)).setNetInitial(entity.getComponent(NetworkComponent.class).getNetworkId());
}