Minecraft:Java Edition 12w30a

12w30a is the fifteenth Minecraft:snapshot for Minecraft:Java Edition 1.3.1, released on July 23, 2012.<ref>Template:Citation</ref>

Additions

General

Minecraft:Options

• Snooper settings
  • Allows the player to toggle whether their data are sent to Minecraft:Mojang Studios for analysis and improvements. Shows which data is sent to Mojang Studios.
• Added "Vertical Synchronization" in video settings.
  • Has to be toggled manually in options.txt.
• Fullscreen mode setting is now persistent.
  • Has to be toggled manually in options.txt.

Changes

Blocks

Template:Animate Minecraft:Stairs

• When placed on the upper half of a block's side, stairs are now upside-down. Except of exclusively on the bottom side.

File:Lava JE14.png Minecraft:Lava

• Now replaces air below y=11.

Mobs

Minecraft:Explosions

• Depending on difficulty, explosion damage is now scaled.
  • Peaceful: no damage.
  • Easy: ~50% less damage.
  • Normal: same damage as before.
  • Hard: ~33% more damage than before.
  • "In full diamond armor + hard difficulty a creeper can knock you down to 2 hearts."<ref>Template:Tweet</ref>

World generation

Minecraft:The Nether

• Less laggy.

Command format

Template:Cmd

• Invalid numerical game mode IDs are no longer accepted. Previously, specifying an invalid ID would place the target player into Survival mode.

General

Minecraft:Debug screen

• In Template:Key mode, the y coordinate now shows both the feet level and the eye level.

Performance

• Accelerated Minecraft:chunk loading.
• Decreased lag spike frequency.
• Made chat work smoothly even when the Minecraft:server is lagging.
• Decreased unnecessary world updates.
• Decreased packets sent between client and server.

Explosions

• Minecraft:Creeper, Minecraft:fireball, and Minecraft:TNT explosions give off a knockback.

Fixes

19 bugs fixed

• Fixed existing Minecraft:signs not showing text.
• Fixed Minecraft:monster spawners all looking like pig spawners.
• Fixed Template:Key + Template:Key, Template:Key + Template:Key and Template:Key + Template:Key not working on Mac OS X.
• Fixed sneaking players' nameplates not staying hidden when loading the chunks the sneaking players are in.
• Fixed multiple Minecraft:chunks often not displaying.
• Fixed higher server-set view distances instantly kicking joining players.
• Fixed sections above Y=191 becoming invisible when loading worlds.
• Fixed not completely generated chunks not updating visually until walking into them.
• Fixed Minecraft:compasses not pointing to spawn but to X=8 & Z=8 after respawning.
• Fixed other players' Minecraft:fishing rod lines looking like they start from their feet.
• Fixed a bug with Unbreaking-Minecraft:enchanted tools and destroying blocks.
• Fixed being able to move LAN Minecraft:servers in the server list and crashing the game.
• Fixed opening SP worlds to LAN, saving and quitting it leaving the server running and showing up in the server list.
• Fixed pushing a Minecraft:minecart with the movement keys causing the camera to shake in the direction pressed.
• Fixed Minecraft:potion effects losing their graphical effects when traveling between dimensions.
• Fixed Minecraft:ghast's fireballs getting stuck mid-air when unloading their chunk, might apply to Minecraft:fire charges and Minecraft:blaze's fireballs as well.
• Fixed the last slot in the opened Minecraft:Creative inventory's hotbar being one pixel too short on all but the Survival inventory tabs, and a few pixels being off on the Survival inventory tab.
• Fixed blocks disappearing when player is placing them under themselves and jumps.<ref>Template:Tweet</ref>
• Fixed the client trying to trample crops instead of letting the server dictate trampling.