private int registerBlock(Block block, String name, int idHint) {
// handle ItemBlock-before-Block registrations
ItemBlock itemBlock = null;
for (Item item : iItemRegistry.typeSafeIterable()) // find matching ItemBlock
{
if (item instanceof ItemBlock && ((ItemBlock) item).block == block) {
itemBlock = (ItemBlock) item;
break;
}
}
if (itemBlock
!= null) // has ItemBlock, adjust id and clear the slot already occupied by the
// corresponding item
{
idHint = iItemRegistry.getId(itemBlock);
FMLLog.fine("Found matching ItemBlock %s for Block %s at id %d", itemBlock, block, idHint);
freeSlot(
idHint,
block); // temporarily free the slot occupied by the Item for the block registration
}
// add
int blockId = iBlockRegistry.add(idHint, name, block, availabilityMap);
if (itemBlock != null) // verify
{
if (blockId != idHint)
throw new IllegalStateException(
String.format(
"Block at itemblock id %d insertion failed, got id %d.", idHint, blockId));
verifyItemBlockName(itemBlock);
}
useSlot(blockId);
((RegistryDelegate.Delegate<Block>) block.delegate).setName(name);
for (IBlockState state : ((List<IBlockState>) block.getBlockState().getValidStates())) {
GameData.BLOCKSTATE_TO_ID.put(state, blockId << 4 | block.getMetaFromState(state));
}
return blockId;
}
private int registerItem(Item item, String name, int idHint) {
if (item instanceof ItemBlock
&& !(item
instanceof
ItemBanner)) // ItemBlock, adjust id and clear the slot already occupied by the
// corresponding block
{
Block block = ((ItemBlock) item).block;
if (idHint != -1 && getMain().blockSubstitutions.containsKey(name)) {
block = getMain().blockSubstitutions.get(name);
}
int id = iBlockRegistry.getId(block);
if (id == -1) // ItemBlock before its Block
{
if (idHint < 0
|| availabilityMap.get(idHint)
|| idHint
> MAX_BLOCK_ID) // non-suitable id, allocate one in the block id range, add would
// use the item id range otherwise
{
id =
availabilityMap.nextClearBit(
MIN_BLOCK_ID); // find suitable id here, iItemRegistry would search from
// MIN_ITEM_ID
if (id > MAX_BLOCK_ID)
throw new RuntimeException(
String.format("Invalid id %d - maximum id range exceeded.", id));
FMLLog.fine(
"Allocated id %d for ItemBlock %s in the block id range, original id requested: %d.",
id, name, idHint);
} else // idHint is suitable without changes
{
id = idHint;
}
} else // ItemBlock after its Block
{
if (FMLControlledNamespacedRegistry.DEBUG)
FMLLog.fine(
"Found matching Block %s for ItemBlock %s at id %d, original id requested: %d",
block, item, id, idHint);
freeSlot(
id, item); // temporarily free the slot occupied by the Block for the item registration
}
idHint = id;
}
int itemId = iItemRegistry.add(idHint, name, item, availabilityMap);
if (item instanceof ItemBlock) // verify
{
if (itemId != idHint)
throw new IllegalStateException(
String.format("ItemBlock at block id %d insertion failed, got id %d.", idHint, itemId));
verifyItemBlockName((ItemBlock) item);
}
// block the Block Registry slot with the same id
useSlot(itemId);
((RegistryDelegate.Delegate<Item>) item.delegate).setName(name);
return itemId;
}