Minecraft Java Edition - Snapshot 20W28A

20w28a is the second snapshot for Java Edition 1.16.2, released on July 8, 2020,^[2] which adds experimental support for custom biomes and fixes bugs.

Additions

General

Tags

• Added the base_stone_nether block tag.
  • Contains netherrack, basalt, and blackstone.
  • Used to determine what blocks ancient debris can replace.
• Added the base_stone_overworld block tag.
  • Contains stone, granite, diorite, and andesite.
  • Used to determine what blocks dirt, gravel, granite, diorite, andesite, coal ore, iron ore, gold ore, redstone ore, diamond ore, lapis lazuli ore, and infested stone can replace when generated as underground ores.
• Added the stone_crafting_materials item tag.
  • Contains cobblestone and blackstone.
  • Used in the furnace.json advancement and recipe files.
  • Used in the brewing_stand.json recipe file.

Changes

Blocks

Brewing stands

• Can now be crafted with blackstone.
  • Determined by the stone_crafting_materials item tag.

Furnaces

• The crafting recipe and recipe book unlock now use the stone_crafting_materials item tag.
  • This change is not noticeable in-game as this tag has the same contents and the old furnace_materials item tag.

Potted cactus

• Model now uses a cullface for the top.
• Now no longer has a hole in the bottom: .

Items

Totem of undying

• Now gives Fire Resistance II for 40 seconds (800 game ticks) when activated.

Mobs

Villagers

• Now emit green particles when joining a village, setting a home bed, or acquiring a job site or profession to match Bedrock Edition.

Gameplay

Bartering

• Various weights and item amounts have been changed.
• Blackstone, spectral arrows, and water bottles can now be obtained through bartering.
• Glowstone dust and magma cream can no longer be obtained from bartering.

General

Custom

• Custom worlds now support custom biomes.

Data packs

• There is now experimental support for a worldgen folder in data packs.
  • worldgen/biome can contain biome definitions.
  • worldgen/configured_carver can contain definitions for world carver settings.
  • worldgen/configured_feature can contain definitions for feature placements.
  • worldgen/configured_structure_feature can contain definitions for structure placements.
  • worldgen/configured_surface_builder can contain definitions for surfaces.
  • worldgen/processor_list can contain sets of block processors.
  • worldgen/template_pool can contain pool definitions for jigsaw structures.
• Custom biomes can now be used in the single biome/caves/floating islands world types after adding the data pack containing the biome first.
• Custom biomes can now be used in custom dimension generators.

Distance effects

• Mineral veins now no longer use 32-bit floats, causing them to generate in the correct shape regardless of position in the world and preventing a crash that could occur if the world border was moved out further via mods.

GPU warnlist

• The GPU warnlist has been changed to no longer explicitly warn against Mesa and Gallium renderers and X.Org vendors, but instead just warn against anything with a version below 3.0.

Servers

• Dedicated servers can now rate limit clients.
  • Dedicated servers can now kick clients that consistently send too many packets within a second.
  • Controlled with the rate-limit settings in server.properties.
  • The default rate limit of 0 means "no limit".

Tags

• Changed the furnace_materials item tag to stone_crafting_materials.

World creation

• Changed the description of the doDaylightCycle gamerule from "Advance in-game time" to "Advance time of day".

Fixes

38 issues fixed

From released versions before 1.16

• MC-34661 – Thorns enchantment causes double armor decay.
• MC-65953 – Tags IsBaby and IsVillager cannot be changed from true to false with /entitydata.
• MC-172221 – Hoglins, zoglins, ravagers, iron golems, and polar bears will not walk down a block if they are partially walking on air.
• MC-179369 – Wandering traders are always invisible in the nether and the end.
• MC-182868 – Rail updates are 4–5x times laggier since 1.14 if the rail is on top of a non-full cube.
• MC-185925 – Casting issue: mineral vein generation uses 32-bit floats, leading to precision loss and potential crashes.

From 1.16

• MC-171363 – In the nether forest biomes, large fungi and small plants only generate on the topmost layer of nylium, leaving all lower layers devoid of flora.
• MC-173526 – All minecarts can survive in lava.
• MC-174479 – Cannot place sea pickles on soul sand.
• MC-174520 – Soul particle texture is incorrect for the first frame.
• MC-176753 – Piglins stand around dropped golden items if their CanPickUpLoot tag is set to 0b.
• MC-181204 – doDaylightCycle button slightly incorrectly labeled.
• MC-181233 – Mobs cannot spawn on wooden trapdoors, but can on iron and nether fungus trapdoors.
• MC-182430 – Piglins continuously try and fail to pick up gold ingots if they cannot reach them.
• MC-185684 – Enderman can teleport when hit in cases where they previously would not teleport.
• MC-186627 – Undead mobs do not burn in daylight in custom dimensions.
• MC-187112 – Extra space in "Keep Jigsaws" button in jigsaw block.
• MC-187126 – Jigsaw block UI is not closed when pressing "Generate."
• MC-187129 – Jigsaw blocks do not generate the correct structure until "Done" is pressed and the UI is reopened.
• MC-187598 – Block hitboxes still cause semi-transparent blocks not to render behind them in lower than "Fabulous" graphics settings.
• MC-188459 – Potted cactus still missing cullface argument for top.
• MC-188534 – Potted cactus missing bottom face.
• MC-189769 – Fungi grows through fire.
• MC-190098 – Structure size and offset still limited to 32 for dedicated servers.
• MC-190852 – Advancement announcement message has switched brackets for right-to-left languages.
• MC-190856 – /list uuids shows parentheses incorrectly for right-to-left languages.
• MC-190860 – '/' (slash) in chat and command block shows legacy formatting symbol for right-to-left languages.
• MC-190891 – Certain redstone circuits causing lag.
• MC-190892 – Brackets in potion effects are reversed in right-to-left languages.
• MC-191501 – Opening a world from earlier 1.14 releases in 1.16 causes villagers to vanish.

From 1.16.1

• MC-191571 – Switched square brackets for right-to-left languages.
• MC-191579 – Book signing GUI has broken formatting for right-to-left languages.
• MC-191656 – Right-to-left languages do not perform as expected in creative search menu.
• MC-192306 – Crimson and warped slabs use incorrect colors on maps.

From the previous development version

• MC-193073 – Game crashes when piglins or piglin brutes convert to zombified piglins.
• MC-193089 – Mobs do not get damaged anymore if they are in lava and water at the same time.
• MC-193125 – Cannot use "Inventory" key to write in recipe book, it closes GUI instead (Default: "E").
• MC-193659 – Parrots don't imitate piglin brutes.

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