imported>Ceiru |
imported>SirCmpwn |
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| This page documents the changes from the [[Protocol|last stable Minecraft release]] (currently 1.4.6, protocol 51) to the current pre-release (or weekly release). Note that this page contains bleeding-edge information that may not be completely or correctly documented. | | This page documents the changes from the [[Protocol|last stable Minecraft release]] (currently 1.5, protocol 60) to the current pre-release (or weekly release). Note that this page contains bleeding-edge information that may not be completely or correctly documented. |
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| == New Packets == | | == New Packets == |
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| === Particle (0x3F) ===
| | -None- |
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| ''Server to Client''
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| This displays the named particle
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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=9 | 0x3F
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| | class="col1 centeralign" | Particle name
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" | <code>hugeexplosion</code>
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| | class="col4" | The name of the particle to create. A list can be found [https://gist.github.com/thinkofdeath/5110835 here]
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| |- class="row2"
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| | class="col0 centeralign" | X
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | X position of the particle
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| |- class="row3"
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| | class="col0 centeralign" | Y
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | Y position of the particle
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| |- class="row4"
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| | class="col0 centeralign" | Z
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | Z position of the particle
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| |- class="row5"
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| | class="col0 centeralign" | Offset X
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | This is added to the X position after being multiplied by random.nextGaussian()
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| |- class="row6"
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| | class="col0 centeralign" | Offset Y
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | This is added to the Y position after being multiplied by random.nextGaussian()
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| |- class="row7"
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| | class="col0 centeralign" | Offset Z
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | This is added to the Z position after being multiplied by random.nextGaussian()
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| |- class="row4"
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| | class="col0 centeralign" | Particle speed
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| | class="col1 centeralign" | float
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| | class="col2 centeralign" | 0
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| | class="col3" | The speed of each particle
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| |- class="row4"
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| | class="col0 centeralign" | Number of particles
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| | class="col1 centeralign" | int
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| | class="col2 centeralign" | 0
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| | class="col3" | The number of particles to create
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| |- class="row8"
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| | class="col0" | Total Size:
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| | class="col1 rightalign" colspan="4" | 34 bytes + length of string
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| |}
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| | |
| === Create Scoreboard (0xCE) ===
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| ''Server to Client''
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| This is sent to the client when it should create a new scoreboard or remove one.
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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 | 0xCE
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| | class="col1 centeralign" | Scoreboard Name
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" | <code>deaths</code>
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| | class="col4" | An unique name for the scoreboard.
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| |- class="row2"
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| | class="col0 centeralign" | Scoreboard Display Text
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| | class="col1 centeralign" | string
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| | class="col2 centeralign" | <code>Deaths</code>
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| | class="col3" | The text to be displayed for the score.
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| |- class="row3"
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| | class="col0 centeralign" | Create/Remove
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| | class="col1 centeralign" | byte
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| | class="col2 centeralign" | 0
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| | class="col3" | 0 to create the scoreboard. 1 to remove the scoreboard .
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| |- class="row4"
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| | class="col0" | Total Size:
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| | class="col1 rightalign" colspan="4" | 5 bytes + length of string
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| |}
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| | |
| === Update Score (0xCF) ===
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| ''Server to Client''
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| This is sent to the client when it should update a scoreboard item.
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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=4 | 0xCF
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| | class="col1 centeralign" | Item Name
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" | <code>Bob</code>
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| | class="col4" | An unique name to be displayed in the list.
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| |- class="row2"
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| | class="col0 centeralign" | Update/Remove
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| | class="col1 centeralign" | byte
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| | class="col2 centeralign" | 0
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| | class="col3" | 0 to create/update an item. 1 to remove an item.
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| |- class="row3"
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| | class="col0 centeralign" | Score Name
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| | class="col1 centeralign" | string
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| | class="col2 centeralign" | <code>deaths</code>
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| | class="col3" | The unique name for the scoreboard to be updated. Only sent to Update/Remove equals 0.
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| |- class="row4"
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| | class="col0 centeralign" | Value
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| | class="col1 centeralign" | integer
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| | class="col2 centeralign" | 5
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| | class="col3" | The score to be displayed next to the entry. Only sent to Update/Remove equals 0.
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| |- class="row5"
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| | class="col0" | Total Size:
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| | class="col1 rightalign" colspan="4" | 9 bytes + length of strings
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| |}
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| === Display Scoreboard (0xD0) ===
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| ''Server to Client''
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| This is sent to the client when it should display a scoreboard.
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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=2 | 0xD0
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| | class="col1 centeralign" | Position
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| | class="col2 centeralign" | byte
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| | class="col3 centeralign" | 1
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| | class="col4" | The position of the scoreboard. 0 = list, 1 = sidebar, 2 = belowName.
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| |- class="row2"
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| | class="col0 centeralign" | Score Name
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| | class="col1 centeralign" | string
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| | class="col2 centeralign" | <code>deaths</code>
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| | class="col3" | The unique name for the scoreboard to be displayed.
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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 + length of string
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| |}
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| === Teams (0xD1) ===
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| ''Server to Client''
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| Creates and updates teams.
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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=8 | 0xD1
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| | class="col1 centeralign" | Team Name
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" | mcdevs
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| | class="col4" | An unique name for the team. (Shared with scoreboard).
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| |- class="row2"
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| | class="col0 centeralign" | Mode
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| | class="col1 centeralign" | byte
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| | class="col2 centeralign" | 0
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| | class="col3" | If 0 then the team is created.
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| If 1 then the team is removed.
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| If 2 the team team information is updated.
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| If 3 then new players are added to the team.
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| If 4 then players are removed from the team.
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| |- class="row3"
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| | class="col1 centeralign" | Team Display Name
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" | McDevs
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| | class="col4" | Only if Mode = 0 or 2.
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| |- class="row3"
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| | class="col1 centeralign" | Team Prefix
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" |
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| | class="col4" | Only if Mode = 0 or 2. Displayed before the players' name that are part of this team.
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| |- class="row4"
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| | class="col1 centeralign" | Team Suffix
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| | class="col2 centeralign" | string
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| | class="col3 centeralign" |
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| | class="col4" | Only if Mode = 0 or 2. Displayed after the players' name that are part of this team.
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| |- class="row5"
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| | class="col1 centeralign" | Friendly fire
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| | class="col2 centeralign" | byte
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| | class="col3 centeralign" | 0
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| | class="col4" | Only if Mode = 0 or 2.
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| |- class="row6"
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| | class="col1 centeralign" | Player count
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| | class="col2 centeralign" | short
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| | class="col3 centeralign" | 0
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| | class="col4" | Only if Mode = 0 or 3 or 4. Number of players in the array
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| |- class="row7"
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| | class="col1 centeralign" | Players
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| | class="col2 centeralign" | Array of strings
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| | class="col3 centeralign" |
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| | class="col4" | Only if Mode = 0 or 3 or 4. Players to be added/remove from the team.
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| |- class="row8"
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| | class="col0" | Total Size:
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| | class="col1 rightalign" colspan="4" | Variable
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| |}
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| == Changed Packets == | | == Changed Packets == |
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| === Open Window (0x64) ===
| | -None- |
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| ''Server to Client''
| | == Removed Packets == |
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| This is sent to the client when it should open an inventory, such as a chest, workbench, or furnace. This message is not sent anywhere for clients opening their own inventory.
| | -None- |
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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=5 | 0x64
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| | class="col1 centeralign" | Window id
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| | class="col2 centeralign" | byte
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| | class="col3 centeralign" | 123
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| | class="col4" | A unique id number for the window to be displayed. Notchian server implementation is a counter, starting at 1.
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| |- class="row1"
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| | class="col0 centeralign" | Inventory Type
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| | class="col1 centeralign" | byte
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| | class="col2 centeralign" | 2
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| | class="col3" | The window type to use for display. Check below
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| |- class="row1"
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| | class="col0 centeralign" | Window title
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| | class="col1 centeralign" | string
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| | class="col2 centeralign" | <code>Chest</code>
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| | class="col3" | The title of the window.
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| |- class="row1"
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| | class="col0 centeralign" | Number of Slots
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| | class="col1 centeralign" | byte
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| | class="col2 centeralign" | 3
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| | class="col3" | Number of slots in the window (excluding the number of slots in the player inventory).
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| |- class="row1"
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| | class="col0 centeralign" | Use provided window title
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| | class="col1 centeralign" | boolean
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| | class="col2 centeralign" | 1
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| | class="col3" | If false, the client will look up a string like "window.minecart". If true, the client uses what the server provides.
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| |- class="row2"
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| | class="col0" | Total Size:
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| | class="col1 rightalign" colspan="4" | 6 bytes + length of string
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| |}
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| == Changed Data Types == | | == Changed Data Types == |
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| === Entity Metadata ===
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| ==== Mobs ====
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| '''Index 5, string: Mob Name'''
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| The name to be displayed on the nameplate above the entity (If Show nameplate = 1).
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| '''Index 6, byte: Show nameplate'''
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| Set to 1 to show the nameplate, otherwise it is not displayed.
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| ==== Minecart ====
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| '''Index 20, int: Block id & metadata'''
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| The id and metadata of the block to be shown in the minecart (If Show block = 1).
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| The block id can be obtained by: value & 0xFFFF.
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| The block metadata can be obtained by: value >> 16.
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| '''Index 21, int: Block position'''
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| The position (Y axis) of the block in the minecart. (Default: 6)
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| '''Index 22, byte: Show block'''
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| Set to 1 to show the block in the minecart, otherwise the block is not displayed.
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| == Closing the connection ==
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| When a connection has been closed by either party the other party will respond with at least 100 bytes, each having the same value.
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| Servers will send the byte 0x7C repeatedly.
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| Clients will send the byte 0x01 repeatedly.
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| == Removed Packets ==
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| -None- | | -None- |
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| == Protocol History == | | == Protocol History == |
| 13w09c: Protocol version is now 60.
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| 13w09b: Protocol version is now 59.
| | -None- |
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| 13w06a: Protocol version is now <strike>57</strike> '''58''' (Changed after bug fix, version is still 13w06a).
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| 13w05b: Protocol version is now 57.
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| 13w05a: Protocol version is now 56. New packets for teams.
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| 13w04a: Protocol version is now 55. New packets for scoreboards.
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| 13w03a: Protocol version is now 54.
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| 13w02a: Protocol version is now 53. '''All''' Minecart entities use [[Entities#Objects|object type]] 10, and send the block within seperately. Minecarts now send their type as [[Object_Data|object data]] in [[Protocol#Spawn_Object.2FVehicle_.280x17.29|0x17]].
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| 13w01a: Protocol version is now 52. Added boolean to 0x64 (Open Window) to determine whether or not to use the provided window title.
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