Java Edition 13w38a

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13w38a is the fifth snapshot released for Java Edition 1.7.2.

Command format

 * Commands
 * Added to automatically kick idle players after some time.
 * Multiplayer-only command, can be used only by server operators.


 * NBT format
 * Added .dat files in data folder for storing structure data.
 * Contains .dat called Village.dat, Fortress.dat (Nether fortress), Temple.dat (Desert temple, jungle temple, and witch hut), Stronghold.dat, Mineshaft.dat, and others.
 * NBT structure consists of the individual parts of each structure, labeled "children," the chunk it originates in, a tag called BB, and an ID for what type of structure it is.
 * The children tags have information on each part of the structure and the type of part it is

General

 * Achievements
 * Added the achievement "Diamonds to you!", which is obtained by throwing diamonds at another player.


 * Lighting
 * The sky near the horizon now darkens when the player has blocks between them and the sky.
 * The greater the distance between the player and an area open to the sky, the darker the sky appears.

Items

 * Maps
 * Improved placing maps into Item frames.

Mobs

 * Zombies
 * Reduced lag from the zombies.

General

 * Achievements
 * Improved achievements.
 * When a player earns an achievement, it is now announced in chat.
 * This can be disabled on servers in the server.properties.


 * Options


 * Super Secret Settings
 * The button now applies different experimental shaders.
 * List of available shaders: antialias, deconverge, outline, art, desaturate, pencil, bits, flip, phosphor, blobs, fxaa, scan_pincushion, blobs2, green, sobel, blur, invert, wobble, color_convolve, NTSC.


 * Video Settings
 * Render distance is now a slider ranging from 2 to 16 chunks.
 * The sky is now visible on Short (4 chunks) render distance.
 * The chunks can now render past 12 chunks.
 * Max framerate is now a slider ranging from 10 to 250 fps, then unlimited.
 * Added mipmapping, anisotropic filtering, and FSAA (as a shader).
 * Mipmap levels setting is a slider ranging from off to 1 through 4.
 * Anisotropic filtering can be disabled or set to 2, 4, 8 or 16.
 * Post-Processing (shaders) can be toggled.
 * They now display on the whole block.

Trivia

 * 13w38a was previously removed from the launcher for some time, but was added back in September 2018.