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| − | This page documents the changes from the [[Protocol|last stable Minecraft release]] (currently 1.8.1) to the current pre-release (currently 1.0RC2)
| + | There is currently a pre-release version available: 1.21-pre2, but it has not yet been documented. For the latest stable Minecraft release, see the [[Protocol|Protocol]] page. For previous pre-release pages, see the [[Protocol version numbers|Protocol version numbers]] page. |
| | | | |
| − | == New packets ==
| + | One who wishes to commandeer the merging of this into [[Protocol]] when an update is made must be sure to respect any changes that may have occurred to the respective packets there. |
| | | | |
| − | === Enchant Item (0x6C) === | + | == Contents == |
| | | | |
| − | '''Client to Server only'''
| + | <div style="float:right;">__TOC__</div> |
| | | | |
| − | {| class="wikitable"
| + | === Data types === |
| − | |- class="row0"
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| − | ! class="col0" | Packet ID
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| − | ! class="col1" | Field Name
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| − | ! class="col2" | Field Type
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| − | ! class="col3" | Example
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| − | ! class="col4" | Notes
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| − | |- class="row1"
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| − | | class="col0 centeralign" rowspan=2 | 0x6C
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| − | | class="col1 centeralign" | Window ID
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| − | | class="col2 centeralign" | byte
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| − | | class="col3 centeralign" | 1
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| − | | class="col4" | The ID sent by [[Protocol#Open_window_.280x64.29|0x64]]
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| − | |- class="row2"
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| − | | class="col1 centeralign" | Enchantment
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| − | | class="col2 centeralign" | byte
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| − | | class="col3 centeralign" | 0
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| − | | class="col4" | The position of the enchantment on the enchantment table window, starting with 0 as the topmost one.
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| − | |- class="row3"
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| − | ! class="col0" | Total Size:
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| − | | class="col1 rightalign" colspan="4" | 3 bytes
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| − | |}
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| | | | |
| − | == Changed packets ==
| + | No changes so far. |
| | | | |
| − | === "Slot" type change === | + | === Packets === |
| | | | |
| − | Four packets changed:
| + | No changes so far. |
| | | | |
| − | * [[Protocol#Player_Block_Placement_.280x0F.29|0x0F player block placement]]
| + | [[Category:Minecraft Modern]] |
| − | * [[Protocol#Window_click_.280x66.29|0x66 window click]]
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| − | * [[Protocol#Set_slot_.280x67.29|0x67 set slot]]
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| − | * [[Protocol#Window_items_.280x68.29|0x68 window items]]
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| − | * 0x6B Create Inventory
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| − | | |
| − | This change affects the "slot" datatype. This type consists of at least a short (item_id). If this id isn't <code>-1</code>, a byte (count) and a short (uses) follow.
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| − | | |
| − | From 1.9pre2 onward, additional data is sent but only for [https://gist.github.com/1268479 certain item_ids]. This means the protocol is no longer context free. The additional data is ''at least'' a short. If this short isn't -1, a byte[] array follows, containing ''gzipped'' NBT data
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| − | | |
| − | As of 1.9pre3, the format of the NBT is as follows
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| − | | |
| − | <code>
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| − | COMPOUND
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| − | LIST: 'ench'
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| − | SHORT: 'id'
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| − | SHORT: 'lvl'
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| − | END
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| − | END
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| − | </code>
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| − | | |
| − | === [[Protocol#Experience_.280x2B.29|Experience (0x2B)]] ===
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| − | | |
| − | {| class="wikitable"
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| − | |- class="row0"
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| − | ! class="col0" | Packet ID
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| − | ! class="col1" | Field Name
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| − | ! class="col2" | Field Type
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| − | ! class="col3" | Example
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| − | ! class="col4" | Notes
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| − | |- class="row1"
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| − | | class="col0 centeralign" rowspan="3" | 0x2B
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| − | | class="col1 centeralign" | Experience bar
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| − | | class="col2 centeralign" | float
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| − | | class="col3 centeralign" | <code>0.5960060358047485</code>
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| − | | class="col4" | Used for drawing the experience bar - value is between 0 and 1.
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| − | |- class="row2"
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| − | | class="col0 centeralign" | Level
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| − | | class="col1 centeralign" | short
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| − | | class="col2 centeralign" | <code>8</code>
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| − | | class="col4" |
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| − | |- class="row3"
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| − | | class="col0 centeralign" | Total experience
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| − | | class="col1 centeralign" | short
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| − | | class="col2 centeralign" | <code>130</code>
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| − | | class="col3" |
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| − | |- class="row4"
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| − | ! class="col0" | Total Size:
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| − | | class="col1 rightalign" colspan="4" | 9 bytes
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| − | |}
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| − | | |
| − | == Other changes ==
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| − | | |
| − | Protocol version is 20, as of 1.9pre4
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| − | | |
| − | [[Protocol#Mob_Types|New mobs]]: Blaze, Magma Cube, Ender Dragon, Snowman, Villager
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| − | | |
| − | Notchian server features two new protocols: [[Rcon|RCON]] (server class: o.java) and [[Query|Query]] (server class: su.java)
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| − | | |
| − | == Protocol History ==
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| − | | |
| − | === 2011-11-13 ===
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| − | * 1.0rc2
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| − | * Protocol version is not changed
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| − | * Client gives invalid server key when authentication hash is 8 bytes and the first byte is > 0x80
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| − | * Bow has extra metadata as slot item.
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| − | | |
| − | === 2011-11-11 ===
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| − | * Beta 1.9 pre6.
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| − | * Protocol version is now 22
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| − | * NewState: Reason 4 = Enter scrolling text mode after slaying the dragon.
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| − | * New entity: EnderCrystal (Spawned using the [[Protocol#Add_Object.2FVehicle_.280x17.29|Add Object/Vehicle (0x17)]] packet with type 51)
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| − | | |
| − | === 2011-10-27 ===
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| − | * Beta 1.9 pre5.
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| − | * Protocol version is now 21
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| − | * Packet 0x6B (Create Inventory) changed: uses Slot datatype.
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| − | | |
| − | === 2011-10-13 ===
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| − | * <div class="li">Beta 1.9 pre4.</div>
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| − | * Protocol version is now 20
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| − | * Packet 0x2B ([[#Experience_.280x2B.29|Experience]]) changed: now (float, short, short)
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| − | * New packet 0x6C ([[#Enchant_Item_.280x6C.29|Enchant item]]) added: (byte, byte)
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| − | * Flint and steel no longer enchantable (see 1.9pre3 changes). Might be others, too.
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| − | * Notchian server now features an [[Rcon|RCON]] server (server class: o.java)
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| − | * Notchian server now features "G4S" server [http://pear.php.net/package/Net_GameServerQuery]
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| − | | |
| − | === 2011-9-29 ===
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| − | * <div class="li">Beta 1.9 pre2.</div>
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| − | * Protocol version is now 19
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| − | * Four packets changed:
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| − | ** [[Protocol#Player_Block_Placement_.280x0F.29|0x0F player block placement]]
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| − | ** [[Protocol#Window_click_.280x66.29|0x66 window click]]
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| − | ** [[Protocol#Set_slot_.280x67.29|0x67 set slot]]
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| − | ** [[Protocol#Window_items_.280x68.29|0x68 window items]]
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| − | * The change affects the "slot" datatype. This type consists of at least a short (item_id). If this id isn't <code>-1</code>, a byte (count) and a short (uses) follow.
| |
| − | * From 1.9pre2 onward, additional data is sent but only for [https://gist.github.com/1268479 certain item_ids]. This means the protocol is no longer context free. The additional data is ''at least'' a short. If this short isn't -1, a byte[] array follows, containing ''gzipped'' NBT data
| |
| − | * The format of the NBT is as follows
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| − | <code>
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| − | COMPOUND
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| − | LIST: 'ench'
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| − | SHORT: 'id'
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| − | SHORT: 'lvl'
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| − | END
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| − | END
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| − | </code>
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| − | * So far only this format, with 'id' and 'lvl' set to <code>2</code> and <code>1</code> respectively, has been seen.
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| − | | |
| − | === 2011-9-22 ===
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| − | * <div class="li">Beta 1.9 pre1.</div>
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| − | * Protocol version is now 18
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