Java GameData类代码示例

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
private static int SpecifiedItem(String color, int added, short[] dmgs, String[] itemId, String identifier) {
    for (ResourceLocation key : GameData.getItemRegistry().getKeys()) {
        if (key.toString().startsWith(identifier)) {
            int id = GameData.getItemRegistry().getId(key);
            Item item = Item.getItemById(id);
            if (item == null) {
                if (itemId[0].equals("minecraft") || Loader.isModLoaded(itemId[0]))
                    Log.warn("Stumbled upon invalid entry in item registry while parsing whitelist $1, object not found: $0", key, color);
                continue;
            }
            getList(color).put(item, dmgs);
            ++added;
        }
    }
    return added;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
private static int SpecifiedBlock(String color, int added, short[] dmgs, String[] itemId, String identifier) {
    for (ResourceLocation key : GameData.getBlockRegistry().getKeys()) {
        if (key.toString().startsWith(identifier)) {
            int id = GameData.getBlockRegistry().getId(key);
            Block block = Block.getBlockById(id);
            if (block == null) {
                if (itemId[0].equals("minecraft") || Loader.isModLoaded(itemId[0]))
                    Log.warn("Stumbled upon invalid entry in block registry while parsing whitelist $1, object not found: $0", key, color);
                continue;
            }
            getList(color).put(Item.getItemFromBlock(block), dmgs);
            ++added;
        }
    }
    return added;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
private static String catagorize(ItemStack i) {
	StringBuilder sb = new StringBuilder();
	Item item = i.getItem();
	sb.append(GameData.getItemRegistry().getNameForObject(item).getResourceDomain());
	if(item instanceof ItemBlock){
		if(((ItemBlock)item).getBlock() instanceof ITileEntityProvider){
			sb.append("A");
		} else {
			sb.append("B");
		}
	} else {
		sb.append("I");
	}
	sb.append(item.getUnlocalizedName());
	sb.append(i.getMetadata());
	
	return sb.toString();
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
public static @Nonnull NNList<ItemStack> getValidItems() {
  final NNList<ItemStack> list = new NNList<ItemStack>();
  final NNList<ItemStack> sublist = new NNList<ItemStack>();
  for (final Item item : GameData.getItemRegistry()) {
    for (CreativeTabs tab : item.getCreativeTabs()) {
      EnderIO.proxy.getSubItems(NullHelper.notnullM(item, "Null item in game registry"), tab, sublist);
      sublist.apply(new Callback<ItemStack>() {
        @Override
        public void apply(@Nonnull ItemStack stack) {
          if (Prep.isInvalid(stack)) {
            Log.error("The item " + item + " (" + item.getUnlocalizedName() + ") produces empty itemstacks in getSubItems()");
          } else if (stack.getItem() == Items.AIR) {
            Log.error("The item " + item + " (" + item.getUnlocalizedName() + ") produces itemstacks without item in getSubItems()");
          } else {
            list.add(stack);
          }
        }
      });
      sublist.clear();
    }
  }
  return list;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
private void loadChunk(int id, Shader shader, ExtendedBlockStorage storage) {
	ObjectIntIdentityMap<IBlockState> map = GameData.getBlockStateIDMap();
	int[] data = new int[chunkSize*2];
	for (int y = 0; y < 16; y++) {
		for (int z = 0; z < 16; z++) {
			for (int x = 0; x < 16; x++) {
				IBlockState state = storage.get(x, y, z);
				boolean fullBlock = state.isFullBlock();
				boolean cube = state.isFullCube();
				if (fullBlock != cube) {
					Log.info(state.getBlock().getUnlocalizedName() + ": " + fullBlock);
				}
				if (fullBlock) {
					stateSet.add(state);
				}
				int stateId = map.get(state); //TODO
				data[(y<<9) + (z<<5) + (x<<1)] = Block.getIdFromBlock(storage.get(x, y, z).getBlock());
			}
		}
	}
	
	for (int y = 0; y < 16; y++) {
		for (int z = 0; z < 16; z++) {
			for (int x = 0; x < 16; x++) {
				data[(y<<9) + (z<<5) + (x<<1) + 1] = storage.getBlocklightArray().get(x, y, z);
			}
		}
	}
	
	IntBuffer buffer = BufferUtils.createIntBuffer(chunkSize*2);
	buffer.put(data);
	buffer.flip();
	GL15.glBindBuffer(GL43.GL_SHADER_STORAGE_BUFFER, shader.getChunkSsbo());
	GL15.glBufferSubData(GL43.GL_SHADER_STORAGE_BUFFER, (id-1)*chunkSize*2*4, buffer);
	GL15.glBindBuffer(GL43.GL_SHADER_STORAGE_BUFFER, 0);
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
/**
 * Remap the missing item to the specified Block.
 *
 * Use this if you have renamed a Block, don't forget to handle the ItemBlock.
 * Existing references using the old name will point to the new one.
 *
 * @param target Block to remap to.
 */
public void remap(Block target)
{
    if (type != GameRegistry.Type.BLOCK) throw new IllegalArgumentException("Can't remap an item to a block.");
    if (target == null) throw new NullPointerException("remap target is null");
    if (GameData.getBlockRegistry().getId(target) < 0) throw new IllegalArgumentException(String.format("The specified block %s hasn't been registered at startup.", target));

    action = Action.REMAP;
    this.target = target;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
/**
 * Gets all the integer ID for the ores that the specified item stack is registered to.
 * If the item stack is not linked to any ore, this will return an empty array and no new entry will be created.
 *
 * @param stack The item stack of the ore.
 * @return An array of ids that this ore is registered as.
 */
public static int[] getOreIDs(ItemStack stack)
{
    if (stack == null || stack.getItem() == null) throw new IllegalArgumentException("Stack can not be null!");

    Set<Integer> set = new HashSet<Integer>();

    // HACK: use the registry name's ID. It is unique and it knows about substitutions. Fallback to a -1 value (what Item.getIDForItem would have returned) in the case where the registry is not aware of the item yet
    // IT should be noted that -1 will fail the gate further down, if an entry already exists with value -1 for this name. This is what is broken and being warned about.
    // APPARENTLY it's quite common to do this. OreDictionary should be considered alongside Recipes - you can't make them properly until you've registered with the game.
    ResourceLocation registryName = stack.getItem().delegate.name();
    int id;
    if (registryName == null)
    {
        FMLLog.log(Level.DEBUG, "Attempted to find the oreIDs for an unregistered object (%s). This won't work very well.", stack);
        return new int[0];
    }
    else
    {
        id = GameData.getItemRegistry().getId(registryName);
    }
    List<Integer> ids = stackToId.get(id);
    if (ids != null) set.addAll(ids);
    ids = stackToId.get(id | ((stack.getItemDamage() + 1) << 16));
    if (ids != null) set.addAll(ids);

    Integer[] tmp = set.toArray(new Integer[set.size()]);
    int[] ret = new int[tmp.length];
    for (int x = 0; x < tmp.length; x++)
        ret[x] = tmp[x];
    return ret;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
public static void rebakeMap()
{
    //System.out.println("Baking OreDictionary:");
    stackToId.clear();
    for (int id = 0; id < idToStack.size(); id++)
    {
        List<ItemStack> ores = idToStack.get(id);
        if (ores == null) continue;
        for (ItemStack ore : ores)
        {
            // HACK: use the registry name's ID. It is unique and it knows about substitutions
            ResourceLocation name = ore.getItem().delegate.name();
            int hash;
            if (name == null)
            {
                FMLLog.log(Level.DEBUG, "Defaulting unregistered ore dictionary entry for ore dictionary %s: type %s to -1", getOreName(id), ore.getItem().getClass());
                hash = -1;
            }
            else
            {
                hash = GameData.getItemRegistry().getId(name);
            }
            if (ore.getItemDamage() != WILDCARD_VALUE)
            {
                hash |= ((ore.getItemDamage() + 1) << 16); // +1 so meta 0 is significant
            }
            List<Integer> ids = stackToId.get(hash);
            if (ids == null)
            {
                ids = Lists.newArrayList();
                stackToId.put(hash, ids);
            }
            ids.add(id);
            //System.out.println(id + " " + getOreName(id) + " " + Integer.toHexString(hash) + " " + ore);
        }
    }
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
protected PotionBase(String name, boolean isBadEffectIn, int liquidColorIn)
{
	super(isBadEffectIn, liquidColorIn);

	this.setRegistryName(new ResourceLocation(Reference.MOD_ID,name));
	GameData.getPotionRegistry().register(this);
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
public void generate(Random random, int chunkX, int chunkZ, World world, OreConfig config) {
	Block block = GameData.getBlockRegistry().getObject(config.getBlock());
	Block block2 = GameData.getBlockRegistry().getObject(config.getReplacementBlock());
	if (block2 == null) {
		block2 = Blocks.STONE;
	}
	WorldGenMinable worldGenMinable = new WorldGenMinable(block.getDefaultState(), config.veinSize, BlockMatcher.forBlock(block2));
	int xPos, yPos, zPos;
	for (int i = 0; i < config.veinsPerChunk; i++) {
		xPos = chunkX * 16 + random.nextInt(16);
		yPos = 10 + random.nextInt(config.maxYHeight - config.minYHeight);
		zPos = chunkZ * 16 + random.nextInt(16);
		worldGenMinable.generate(world, random, new BlockPos(xPos, yPos, zPos));
	}
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
@SuppressWarnings("deprecation")
private static String getModNameFromItem(ItemStack stack) {
    try {
        ResourceLocation resource = GameData.getItemRegistry().getNameForObject(stack.getItem());
        ModContainer mod = findModContainer(resource.getResourceDomain());
        return mod == null ? "Minecraft" : mod.getName();
    }
    catch (NullPointerException e) {
        return "";
    }
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
@SuppressWarnings({ "rawtypes", "unchecked" })
public static IBlockState createState(String block, HashMap<String, String> properties)
{
	Block foundBlock = GameData.getBlockRegistry().getObject(new ResourceLocation(block));
	ImmutableList<IBlockState> states = foundBlock.getBlockState().getValidStates();
	Iterator<IBlockState> iterator = states.iterator();
	while (iterator.hasNext())
	{
		boolean isCorrectState = true;
		IBlockState state = iterator.next();
		ImmutableMap<IProperty, Comparable> stateProps = state.getProperties();
		Iterator<Entry<IProperty, Comparable>> propIterater = stateProps.entrySet().iterator();
		while(propIterater.hasNext())
		{
			Entry<IProperty, Comparable> entry = propIterater.next();
			IProperty property = entry.getKey();
			if(properties.containsKey(property.getName()))
			{
				if(!state.getValue(property).toString().contentEquals(properties.get(property.getName())))
				{
					isCorrectState = false;
				}
			}
		}
		if(isCorrectState)
		{
			return state;
		}
	}
	
	GenLoaderAPI.log.log(Level.WARN, "Block: *" + block + "* with properties: *" + properties + "* was not found, resorting to block's default state");
	return foundBlock.getDefaultState();
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
public WeightedBlockState(int Weight, IBlockState State)
{
	this.weight = Weight;
	this.block = GameData.getBlockRegistry().getNameForObject(State.getBlock()).toString();
	this.properties = BlockUtils.generateProperties(State);
	this.state = State;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
/** Gets the list of possible blocks that can be crafted (clientside only) */
@SideOnly(Side.CLIENT)
public static List getAllEligibleItemStacks() {
	JointList<ItemStack> list = new JointList<ItemStack>();
	if(!EBConfig.enableCreativeTabVariants) return list;
	
	// iterate through all the items
	Iterable<Item> allItems;
	allItems = GameData.getItemRegistry().typeSafeIterable();
	for(Item i : allItems) {
		// check to make sure the mod for the item is not BL'd
		String modId = i.getRegistryName().getResourceDomain();
		if(EBConfig.blacklistedMods.contains(modId)) continue;
		
		// get all of the exposed subitems for this item
		JointList<ItemStack> j = new JointList<ItemStack>();
		if(i instanceof IOverrideEBSubtypes) {
			((IOverrideEBSubtypes)i).getEBSubtypes(i, j);
		} else {
			i.getSubItems(i, CreativeTabs.SEARCH, j);
		}
		for(ItemStack s : j) {
			// check each one for eligibility
			ItemStack dupe = s.copy();
			dupe.stackSize = 9; // the amount of blocks to hold
			if(isItemStackValid(s)) {
				if(isItemStackCraftable(s)) list.join(dupe); // add to the list
			}
		}
	}
	
	return list;
}
 

import net.minecraftforge.fml.common.registry.GameData; //导入依赖的package包/类
private static void bindHooks() {
    ChestGenHooks hooks = ChestGenHooks.getInfo("Placemod");
    for (ResourceLocation itemName : GameData.getItemRegistry().getKeys()) {
        Item item = Item.itemRegistry.getObject(itemName);
        int maxDmg = item.getMaxDamage();
        for (int meta = 0; meta <= maxDmg; ++meta) {
            hooks.addItem(new WeightedRandomChestContent(new ItemStack(item, 1, meta), 1, maxChestStackSize, 256 / (1 + maxDmg)));
        }
    }
    hooks.setMin(minChestItems);
    hooks.setMax(maxChestItems);
}