Minecraft 1.12 – World of Color Update

The new version of Minecraft has been released and this time it is about colors!

Summarize of Minecraft 1.12

• Added Glazed Terracotta blocks
• Renamed Hardened Clay to Terracotta
• Added Concrete Powder blocks
• Added Concrete blocks
• Updated base color palette
• Added advancements
• Added recipe book
• Added Knowledge Book item
• Added Parrots
• Added functionality to save toolbars in creative mode
• Added text-to-speech narrator
• Added new sounds for the Note blocks
• Added commands relating to recipes and advancements
• Many minor fixes and changes
• Removed Herobrine

A lot of things has changes in this update, the full list of changes can be read below.

General Updates

Advancements

• Replaces achievements.
• Can be customized via JSON files.
• Tab-based UI:
  • 5 tabs (more supported):
    • Minecraft: The heart and story of the game.
    • Adventure: Adventure, exploration, and combat.
    • Nether: Bring summer clothes.
    • The End: Or the beginning?
    • Husbandry: The world is full of friends and food.
  • Data-driven UI, including positioning and layout.
• Supports rewards in the form of recipes, loot, experience and functions
  • The only default advancements with a reward are the default “challenge” advancements, which grant experience.
• Pop-up “toast” notification for when players advance:
  • New sliding effect
  • Comes in two different colors – yellow for normal advancements, and pink for “challenge” advancements
• A number display tracks progress while completing advancements with multiple requirements

Controls

• Added keybinding options for Creative toolbar saving
• Added new keybinding for opening advancements (default “L”)

Creative

• Added “Saved Toolbars” tab
  • Save toolbars in Creative Mode with C+1-9 and load them with X+1-9
  • Can save up to 9 toolbars
  • If you save an empty toolbar, it will clear the bookmarked toolbar and put back the ‘informational paper’ in the respective slot

JSON format

• Added ‘group’ to recipe json format, to clump similar recipes together
• Added new ‘keybind’ text component, to refer to the player’s keybindings

Function

• Added new function system, which are text files with the file extension .mcfunction in namespace:path/to/function/file
  • For example, running /function custom:example/test will refer to the function located at WORLDNAME/data/functions/custom/example/test.mcfunction.
• Functions are a list of commands, one line per command (without a forward slash), with # comment support

Menu screen

• Added the ability to see credits by clicking the copyright text.

Narrator

• CTRL+B toggles text-to-speech engine that automatically reads player chat messages, including the name
  • Option to toggle narrator between: “off”, “chat & system”, “chat only”, and “system messages only”
• Shows a notification for toggling
• The Narrator will not read commands or command outputs, nor will it read messages produced with /me
• It displays a message whenever the Narrator isn’t available
  • Uses the “toast” notification system

NBT tags

• LastExecution
  • Stores the tick a chain command block was last executed in
• LoveCauseLeast and 
   LoveCauseMost for breedable entities
  • Together these record the UUID of the entity that caused a given animal to breed
• recipeBook
  • A compound tag containing a list of recipes, formatted as JSON, that the player has seen, as well as recipe book information
  • isFilteringCraftable
    • Becomes 1 if the player has enabled the “Show Craftable” feature in the recipe book
  • isGuiOpen
    • Checks if the player has left the GUI open
    • 
       unlocked
  • recipes
    • Contains information about all recipes the player has seen
    • 
       displayed
      • Checks if the player has tried out the recipe in the recipe book before (by clicking it/viewing it)
  • toBeDisplayed
    • Within are recipe names that the player has unlocked but not viewed in the crafting helper yet
    • Used for remembering to play the animation for new recipes
• Recipes
  • A list of crafting recipes to unlock for the player that right-clicks while holding a Knowledge Book
  • If this is not specified, the Knowledge Book will not be consumed
• enteredNetherPosition
  • A compound tag containing the X, Y, and Z coordinates of the overworld position the player entered the nether
  • x: The x coordinate.
  • y: The y coordinate.
  • z: The z coordinate.
• seenCredits
  • Changes to 1 if the player leaves the End through the portal
• ShoulderEntityLeft and 
   ShoulderEntityRight
  • Contains entity data about an entity on the left and right shoulders of the player
• UpdateLastExecution
  • Defaults to 1b. If set to 0b, loops can be created, where the same command block can run multiple times in one tick

Recipe book

• Catalogs recipes that are unlocked when the criteria are met
• When a recipe is clicked, it will appear in the crafting grid, and can be crafted if materials are available
  • A shift-click ability puts all available materials in the crafting grid
• A new white-and-gray colored “toast” notification pops up when the player unlocks new recipes
  • The pop-up notification that displays upon unlocking new recipes has an icon showing the items that can be crafted with the new recipes
• If you search “excitedze” in the Recipe book, your language switches to Pirate Speak

Recipes folder

• recipes folder added with all item recipes as .json files.

Sounds

• New note block sounds
  • Bone block = xylophone
  • Block of gold = bell
  • Clay = flute
  • Packed ice = chime
  • Wool = guitar
• New sound effects
  • Parrots
  • Illusioners
  • Casting a fishing rod
  • Reeling in a fishing rod
  • Throwing an eye of ender
  • An eye of ender exploding or popping back into item form
  • Putting ender eye in end portal frames (dinging sound)
  • Completing the end portal and having the portal spawn (evil sound)
  • Boat paddles
  • Player drowning
  • Player burning
  • Completing a challenge advancement

Splashes

• “Don’t feed chocolate to parrots!”
• “The true meaning of covfefe”
  • Reference to a cryptic tweet from Donald John Trump.
• “An illusion! What are you hiding?”
• “Something’s not quite right…”
  • The top two are references to Suramar City guards in World of Warcraft, who say these lines when a player, having an illusion on themself, goes nearby.
  • The splash about the illusion could also be a reference to the illusioner.

Tutorial hints

• Displayed in the top right
• Only displayed once per device
  • Saved per player, stored in options.txt
    • Name: tutorialStep
    • List of criteria: movement, find_tree, punch_tree, open_inventory, craft_planks, and none

Commands

• @s
  • Targets the executing entity, e.g: /execute @e[type=villager] ~ ~ ~ say @s
• /advancement <grant|revoke|test> <player> <advancement> [criterion]
  • Can grant, test or revoke advancements, and particular advancement criteria, for a given player
  • There are five modifiers to the command: “everything”, “from”, “until”, “through”, “only”
    • “everything” – all advancements, no specification required (same as “*”)
    • “from” – this advancement, its children, and their children, etc
    • “until” – this advancement, its parent, and its parent, etc
    • “through” – both of the above
    • “only” – this advancement, and nothing else
  • Examples:
    • /advancement grant dinnerbone until story/elytra
    • /advancement revoke dinnerbone everything
• /function namespace:file
  • Runs a function once through the entity or command block which ran the function command
    • Added new arguments:
      • if <selector> – runs the function only if the specified selector is found
      • unless <selector> – runs the function except when the specified selector is found
• /recipe <give|take> [player] <name|*>
  • Can unlock, or lock, the given recipes for the given player
  • If * is specified, it will lock or unlock all recipes for the player
• /reload
  • Command to reload advancements and loot tables from disk
  • This command is available to all opped players in single player and to all level 4 operators on a multiplayer server.
  • Cannot be run from a command block.

Gameplay

Gamerules

• announceAdvancements
  • Defaults to true
  • Toggles announcing of advancements, replacing the old server.properties entry
• doLimitedCrafting
  • Off by default
  • Enabling will only allow players to craft recipes they have unlocked
• gameLoopFunction
  • A function to be executed once per tick
• maxCommandChainLength
  • The default is 65536.
  • Determines the number at which the chain command block acts as a “chain”.

Blocks

Concrete

• Comes in the 16 traditional dye colors
• Created when Concrete Powder comes into contact with still or flowing water

Concrete Powder

• Comes in the 16 traditional dye colors
• Gravity affected (like Sand and Gravel).
• When it touches water, it turns into a Concrete block.
• Craftable. Crafting: 4 Sand, 4 Gravel and one of any dye to get 8 Concrete Powder blocks. The recipe is shapeless.

Glazed Terracotta

• Comes in the 16 traditional dye colors
• Smelt any colored terracotta in a furnace to obtain the Glazed Terracotta of that color (not for regular terracotta).
• Can be placed in 4 directions: North, South, West and East.
  • When placed down while facing the right directions, a repeating pattern can be created. For example, the white terracotta will create the pattern of a sun when 4 are placed down correctly.
• Will not “stick” to slime blocks if attached to the side, top or bottom, but will if attached to the front or back.

Items

Knowledge Book

• A green-colored book
• Currently obtainable only with the /give @p knowledge_book command.
• A Knowledge Book with a Recipes NBT tag, which contains a list of item IDs, will be consumed and unlock the specified items’ recipes for any player that uses it
  • Especially useful when /gamerule doLimitedCrafting is set to true

Spawn eggs

• Parrot (new mob): Green with red dots.

Mobs

Illusioner

• New illager.
• Affects players with
  Blindness for 20 seconds then shoots with a bow.
  • Its blindness spell will only be cast if the regional difficulty is greater than 2.
• Summons duplicates of itself.
  • All duplicates will show shooting animation, but only the real one can be hit and shoots the arrow.
  • The original turns invisible.
• Does not currently have a spawn egg, so can only be summoned with /summon illusion_illager.
• Targets both the player and villagers.

Parrots

• Tamable with seeds
• Fly around, but sit when “tired”
• If fed cookies, the parrot dies.
  • Poison particle effects are emitted, but they are not actually killed by poison.
  • If a player has tamed a parrot and then fed it cookies, it will display the message “Parrot was slain by <player>”.
• Follow and crowd around nearby mobs.
• Imitates sounds of other mobs.
• Parrots dance if playing music on a nearby jukebox.
• Right-click action available:
  • Right-click on a tamed parrot tells it to sit down.
• Walking over/through/near a tamed parrot while crouching will cause it to sit on the player’s shoulders.
  • Will let go if the player jumps.
  • Can fly with players during elytra flight.
• Have 6 health.
• Come in red, blue, green, cyan and gray.

Changes

General

Achievements

• Removed and replaced by advancements

Controls

• Pressing F1 will now hide all toast messages

Crafting

• Closing the crafting interface with items inside will no longer drop the items in front of you, but will send them instead to the inventory.

Creative

• Materials tab merged with miscellaneous tab in creative mode.

Java version

• This is the first version to use, and thus require, Java 8.[2]

Language

• Many pieces of text are now translatable, where previously they were hardcoded English
  • The full list of changes can be found here.

Movement

• The player’s body now entirely faces to the front, when moving backwards.[3][4]
  • Prior to this update, moving backwards would cause the player model to rotate one side, making it look like the player was strafing backwards somewhat.

NBT format

• Improved NBT parsing in commands
  • Keys can now (optionally) be quoted, e.g: “Motion”:[0.0,0.0,0.0]
  • Unquoted string values are now stricter; they can no longer contain spaces or special symbols, e.g: CustomName:Test Test
  • Indices, which were previously optional in lists, are no longer allowed, e.g: Motion:[0:7.3,1:1.0,2:3.1]
  • Empty keys and values are no longer allowed
• Improved error messaging; now points to where exactly the error occurred

Optimizations

• Huge optimizations to creative inventory searching
• Optimized chunk loading.

Splashes

• “Now Java 6!” changed to “Now Java 8!”

Commands

• /give and /replaceitem
  • Now reinforces item-specific stacking restrictions.[5]
    • This is a reverse of 16w32a (MC-105965 resolved as “Works as Intended”)

Blocks

Banner

• New palette texture.
• “Chief fess” and “base fess” banners are now just “chief” and “base” banners.

Beds

• Now you can sleep when a neutral zombie pigman is near.
• Now you can bounce on the bed, albeit much less than with slime blocks
• Now reduce (but not negate) fall damage when landed on
  • The player can survive a 41 block fall onto a bed
  • Any higher, and the second bounce will deal the remaining amount of damage to kill them
    • The player can create a platform around 7 blocks high beside the bed to land on to prevent death, in which case a player can survive a 45 block fall
• Added colored beds which can be crafted with colored wool or by dying a white bed
• Now a block entity, and each half can be colored individually using the NBT tag color
• Beds now display as blocks, unlike Pocket Edition beds. Now use a 3D item model instead of a 2D item because of the new colors

Command block

• Now executes all of the commands in a chain before scheduling them for the next tick
  • It is now possible to stop/modify the operation of a chain via commands and get results instantly (as opposed to getting them in a 1 tick delay)
• Optimized error conditions in command blocks
• Tab-completing command names in command blocks will no longer add a / prefix.

Fences, cobblestone walls, glass panes, and iron bars

• Now connect to the back and underside of stairs

Hardened clay

• Renamed to terracotta

Magma blocks

• Are now able to burn infinitely, like netherrack

Shulker box

• Colors changed in accordance with the changes to other block colors
  • Purple shulker boxes unchanged

Stairs

• The rear face and underside of stairs are now considered “solid”
  • Allows for torches, fences, iron bars, glass panes, cobblestone walls, and snow layers to connect to them properly

Wool

• New palette texture.

Items

Map

• Dyed blocks such as banners and terracotta now have unique colors

Mobs

Sheep

• New color palette for wool on body

Shulker

• Colors changed in accordance with the changes to other block colors
  • Purple shulkers are left the same

Wither

• Can no longer break end gateway blocks and piston extensions

Zombies

• New ConversionPlayerLeast and ConversionPlayerMost tags
  • Contains the UUID of the player that is converting the zombie
  • Used with the “minecraft:cured_zombie_villager” trigger for advancements

Non-mob entities

Minecarts with TNT

• No longer instantly explode when hit with fire charges; instead, they explode as if primed by an activator rail.

Paintings

• Will now try to place the largest possible in the available space it has

Release changes

Here are the list of changes between 1.12-pre7 and the full release of 1.12.

Sounds

• Added two new cave sounds: cave17.ogg and cave18.ogg.

Changes

General

Toast notifications

• Now have sounds.

Blocks

Jack o’Lanterns

• Buttons, levers, redstone torches, torches and tripwire hooks can now be placed on Jack o ‘Lanterns. Redstone torches and torches can still not be placed on top of jack o’lanterns however.

Fixes

1 issue fixed

• MC-92527 – Villager trade items render over inventory tooltips

Fixes

52 issues fixed.

• MC-2813 – Snow doesn’t form / cannot be placed on upside down slabs / stairs
• MC-5228 – Cow’s/Mooshroom’s udder texture is wrong
• MC-8345 – Placing torch on backside of stairs impossible
• MC-9176 – Glass panes not correctly rendering with the back of stairs
• MC-9565 – Fences and Cobblestone Walls connect to Fence Gates, which are facing the other direction
• MC-10613 – Fence doesn’t connect with stairs
• MC-11240 – Ignited TNT can be set on fire by a Flame Bow.
• MC-11963 – bed hind legs not rendered
• MC-12503 – Item Description is rendered behind Potion Effect Status in Inventory
• MC-40275 – Credit screen/End Poem music not playing correctly
• MC-50166 – Game states that “The block couldn’t be placed” when using /setblock to place air in a space occupied by a tile entity, despite working
• MC-59535 – Server log outputs TextComponent object rather than its Text property for player lost connection/Disconnecting message
• MC-92324 – Players become invisible
• MC-94016 – Glass panes and iron bars connect to barrier blocks
• MC-95367 – Tamed dog, cat or parrot in a minecart teleports to a player (not visually)
• MC-95560 – Wrong command message: Last character of NBT parsing error message is missing
• MC-96555 – Wolves, ocelots and parrots can teleport in all non-full cube blocks near owner including path, lava, fire
• MC-97662 – NBT parser regex checks for pipebars as tag declaration
• MC-100468 – Dogs, cats and parrots teleport to player despite being in a boat (yet not visually)
• MC-101234 – Stack trace is not printed in log when exception occurs while running command
• MC-103067 – The unit for “Minutes Played” statistic is not always minutes
• MC-108175 – Villagers sent through an end gateway portal in a minecart lose their AI.
• MC-108304 – “Level Requirement” message is not translatable
• MC-108343 – Minecraft crashes with “java.lang.NullPointerException: Ticking screen” while pinging server on multiplayer server list (previously due to network issues, now more frequent)
• MC-109663 – Tamed dogs attack tamed cats
• MC-109871 – Some advanced tooltips are not translatable
• MC-110243 – Sneaking + hit -> moved wrongly / no knockback
• MC-110474 – Activator Rail ejects 2 block tall Mobs to the wrong spot inside of 2 block tall room
• MC-111054 – Invalid lang in options.txt leads to connection error
• MC-111699 – Can’t rename stacked items
• MC-111744 – Anvil outputs only 1 item when renaming
• MC-111753 – Hopper/Dropper will not input water bottles into brewing stand after potions have been removed by a hopper from brewing stand
• MC-112017 – The anvil rename field accepts 31 characters but the server rejects it if it is over 30
• MC-112425 – Hitting rabbits with fire aspect sword: “Couldn’t smelt 0xtile.air@0 because there is no smelting recipe”
• MC-112602 – “disconnect.spam” kick message is untranslated
• MC-112765 – hoverEvent JSON with specified color does not share among new lines
• MC-113125 – Loaded world shows clouds and void for few seconds
• MC-113255 – Server does not test if some files exist before trying to interact with them
• MC-113429 – Wither can break piston extension and end gateway
• MC-114110 – Constructor for playerlist header and footer packet SPacketPlayerListHeaderFooter is missing footer parameter
• MC-114219 – NBT integer array regex matches non integer arrays
• MC-114220 – NBT integer arrays have trailing comma in string representation
• MC-114281 – MutableBlockPos leak
• MC-115407 – Loot entries serialize incorrectly
• MC-116422 – Fires put out by splash water bottles do not cause block update
• MC-116489 – Unknown entity property for entity_properties loot table condition causes server crash for default loot tables
• MC-116623 – Stained hardened clay / terracotta blocks do not have correct color on map
• MC-116669 – Exploding TNT minecarts and ender crystals can cause StackOverflow
• MC-117197 – Message for non-existent team specified in entity NBT data is logged as info instead of warning or error
• MC-117640 – Pets (wolves, ocelots, parrots) teleport onto magma blocks
• MC-117710 – Bonus Chest setting is not copied when re-creating world
• MC-117858 – Right-clicking an item stack into the creative mode item selector destroys the whole stack

Sources: 

• https://minecraft.gamepedia.com/1.12
• https://minecraft.net/en-us/article/world-color-released

Mods, resource packs, maps and crafting recipes will be updated as soon as possible.

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