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1.21.120 support

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This commit is contained in:
AkmalFairuz
2025-10-29 23:06:31 +07:00
parent 8059da0fd2
commit 6ae0bac27d
14 changed files with 9776 additions and 37 deletions
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2
go.mod
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@@ -32,3 +32,5 @@ require (
golang.org/x/net v0.44.0 // indirect
golang.org/x/text v0.29.0 // indirect
)
replace github.com/sandertv/gophertunnel => github.com/cjmustard/gophertunnel v0.0.0-20251029052631-ee1e364af15f

2
go.sum
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@@ -2,6 +2,8 @@ github.com/brentp/intintmap v0.0.0-20190211203843-30dc0ade9af9 h1:/G0ghZwrhou0Wq
github.com/brentp/intintmap v0.0.0-20190211203843-30dc0ade9af9/go.mod h1:TOk10ahXejq9wkEaym3KPRNeuR/h5Jx+s8QRWIa2oTM=
github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/cjmustard/gophertunnel v0.0.0-20251029052631-ee1e364af15f h1:d+l0wkZ9j9Bya25hECwMEJMZfNLH+HSpnjNvlMO9qow=
github.com/cjmustard/gophertunnel v0.0.0-20251029052631-ee1e364af15f/go.mod h1:WjTvUo02TmvPULY1y5oxxAhZIeH8ew31/LUkSUD6ABw=
github.com/cooldogedev/gophertunnel v0.0.0-20250805131657-cc74f1797ff7 h1:IvKtI+ka2fAVh+QFEuLjLTQPyYARaem3q9pr+Y7wJCI=
github.com/cooldogedev/gophertunnel v0.0.0-20250805131657-cc74f1797ff7/go.mod h1:lmRarAmn25V/+QeiUbUDXeA26bEaNlX1wGEM/rj39ew=
github.com/cooldogedev/gophertunnel v0.0.0-20250806215416-758d5047d822 h1:cW4FrZUxjdJBoSD3Fpw7Z86LQJHtTK7o9lIgGXuaZ3Q=

1
legacyver/all.go
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@@ -21,6 +21,7 @@ var (
// must be set to true if you're using Dragonfly.
func All(dragonflyMapping bool) []minecraft.Protocol {
return []minecraft.Protocol{
New844(dragonflyMapping),
New827(dragonflyMapping),
New819(dragonflyMapping),
New818(dragonflyMapping),

BIN
legacyver/data/block_states_859.nbt Normal file
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9516
legacyver/data/required_item_list_859.json Normal file
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File diff suppressed because it is too large Load Diff

43
legacyver/legacypacket/animate.go Normal file
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@@ -0,0 +1,43 @@
package legacypacket
import (
"github.com/akmalfairuz/legacy-version/legacyver/proto"
"github.com/sandertv/gophertunnel/minecraft/protocol"
"github.com/sandertv/gophertunnel/minecraft/protocol/packet"
)
// Animate is sent by the server to send a player animation from one player to all viewers of that player. It
// is used for a couple of actions, such as arm swimming and critical hits.
type Animate struct {
// ActionType is the ID of the animation action to execute. It is one of the action type constants that
// may be found above.
ActionType int32
// EntityRuntimeID is the runtime ID of the player that the animation should be played upon. The runtime
// ID is unique for each world session, and entities are generally identified in packets using this
// runtime ID.
EntityRuntimeID uint64
// Data ...
Data float32
// RowingTime is the time for rowing actions.
RowingTime float32
}
// ID ...
func (*Animate) ID() uint32 {
return packet.IDAnimate
}
func (pk *Animate) Marshal(io protocol.IO) {
io.Varint32(&pk.ActionType)
io.Varuint64(&pk.EntityRuntimeID)
if proto.IsProtoGTE(io, proto.ID859) {
io.Float32(&pk.Data)
if pk.ActionType == packet.AnimateActionRowLeft || pk.ActionType == packet.AnimateActionRowRight {
io.Float32(&pk.RowingTime)
}
} else {
if pk.ActionType&0x80 != 0 {
io.Float32(&pk.RowingTime)
}
}
}

11
legacyver/legacypacket/camera_instruction.go
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@@ -20,6 +20,12 @@ type CameraInstruction struct {
RemoveTarget protocol.Optional[bool]
// FieldOfView is a camera instruction that updates the field of view for the camera.
FieldOfView protocol.Optional[protocol.CameraInstructionFieldOfView]
// Spline is a camera instruction that creates a spline path for the camera to follow.
Spline protocol.Optional[protocol.CameraSplineInstruction]
// AttachToEntity is the entity ID to attach the camera to.
AttachToEntity protocol.Optional[int64]
// DetachFromEntity can be set to true to detach the camera from the current entity.
DetachFromEntity protocol.Optional[bool]
}
// ID ...
@@ -38,4 +44,9 @@ func (pk *CameraInstruction) Marshal(io protocol.IO) {
if proto.IsProtoGTE(io, proto.ID827) {
protocol.OptionalMarshaler(io, &pk.FieldOfView)
}
if proto.IsProtoGTE(io, proto.ID859) {
protocol.OptionalMarshaler(io, &pk.Spline)
protocol.OptionalFunc(io, &pk.AttachToEntity, io.Int64)
protocol.OptionalFunc(io, &pk.DetachFromEntity, io.Bool)
}
}

4
legacyver/legacypacket/command_block_update.go
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@@ -55,7 +55,7 @@ type CommandBlockUpdate struct {
ShouldTrackOutput bool
// TickDelay is the delay in ticks between executions of a command block, if it is a repeating command
// block.
TickDelay int32
TickDelay uint32
// ExecuteOnFirstTick specifies if the command block should execute on the first tick, AKA as soon as the
// command block is enabled.
ExecuteOnFirstTick bool
@@ -83,6 +83,6 @@ func (pk *CommandBlockUpdate) Marshal(io protocol.IO) {
io.String(&pk.FilteredName)
}
io.Bool(&pk.ShouldTrackOutput)
io.Int32(&pk.TickDelay)
io.Uint32(&pk.TickDelay)
io.Bool(&pk.ExecuteOnFirstTick)
}

4
legacyver/legacypacket/start_game.go
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@@ -175,7 +175,7 @@ type StartGame struct {
EducationSharedResourceURI protocol.EducationSharedResourceURI
// ForceExperimentalGameplay specifies if experimental gameplay should be force enabled. For servers this
// should always be set to false.
ForceExperimentalGameplay protocol.Optional[bool]
ForceExperimentalGameplay bool
// LevelID is a base64 encoded world ID that is used to identify the world.
LevelID string
// WorldName is the name of the world that the player is joining. Note that this field shows up above the
@@ -306,7 +306,7 @@ func (pk *StartGame) Marshal(io protocol.IO) {
io.Int32(&pk.LimitedWorldDepth)
io.Bool(&pk.NewNether)
protocol.Single(io, &pk.EducationSharedResourceURI)
protocol.OptionalFunc(io, &pk.ForceExperimentalGameplay, io.Bool)
io.Bool(&pk.ForceExperimentalGameplay)
io.Uint8(&pk.ChatRestrictionLevel)
io.Bool(&pk.DisablePlayerInteractions)
if proto.IsProtoGTE(io, proto.ID685) {

128
legacyver/proto/biome.go
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@@ -37,7 +37,7 @@ type BiomeDefinition struct {
// ChunkGeneration is optional information to assist in client-side chunk generation. Almost all servers
// can and should leave this empty to greatly reduce the size of this packet. Only BDS and servers which
// *exactly* match the vanilla chunk generation can benefit from this.
ChunkGeneration protocol.Optional[protocol.BiomeChunkGeneration]
ChunkGeneration protocol.Optional[BiomeChunkGeneration]
}
func (x *BiomeDefinition) Marshal(r protocol.IO) {
@@ -88,12 +88,14 @@ func (x *BiomeDefinition) FromLatest(bd protocol.BiomeDefinition) BiomeDefinitio
x.MapWaterColour = bd.MapWaterColour
x.Rain = bd.Rain
x.Tags = bd.Tags
x.ChunkGeneration = bd.ChunkGeneration
if v, ok := bd.ChunkGeneration.Value(); ok {
x.ChunkGeneration = protocol.Option((&BiomeChunkGeneration{}).FromLatest(v))
}
return *x
}
func (x *BiomeDefinition) ToLatest() protocol.BiomeDefinition {
return protocol.BiomeDefinition{
ret := protocol.BiomeDefinition{
NameIndex: x.NameIndex,
BiomeID: x.BiomeID,
Temperature: x.Temperature,
@@ -102,12 +104,118 @@ func (x *BiomeDefinition) ToLatest() protocol.BiomeDefinition {
//BlueSporeDensity: x.BlueSporeDensity,
//AshDensity: x.AshDensity,
//WhiteAshDensity: x.WhiteAshDensity,
FoliageSnow: x.FoliageSnow,
Depth: x.Depth,
Scale: x.Scale,
MapWaterColour: x.MapWaterColour,
Rain: x.Rain,
Tags: x.Tags,
ChunkGeneration: x.ChunkGeneration,
FoliageSnow: x.FoliageSnow,
Depth: x.Depth,
Scale: x.Scale,
MapWaterColour: x.MapWaterColour,
Rain: x.Rain,
Tags: x.Tags,
}
if v, ok := x.ChunkGeneration.Value(); ok {
ret.ChunkGeneration = protocol.Option(v.ToLatest())
}
return ret
}
// BiomeChunkGeneration represents the information required for the client to generate chunks itself
// to create the illusion of a larger render distance.
type BiomeChunkGeneration struct {
// Climate is optional information to specify the biome's climate.
Climate protocol.Optional[protocol.BiomeClimate]
// ConsolidatedFeatures is a list of features that are consolidated into a single feature.
ConsolidatedFeatures protocol.Optional[[]protocol.BiomeConsolidatedFeature]
// MountainParameters is optional information to specify the biome's mountain parameters.
MountainParameters protocol.Optional[protocol.BiomeMountainParameters]
// SurfaceMaterialAdjustments is a list of surface material adjustments.
SurfaceMaterialAdjustments protocol.Optional[[]protocol.BiomeElementData]
// SurfaceMaterials is a set of materials to use for the surface layers of the biome.
SurfaceMaterials protocol.Optional[protocol.BiomeSurfaceMaterial]
// HasDefaultOverworldSurface is true if the biome has a default overworld surface.
HasDefaultOverworldSurface bool
// HasSwampSurface is true if the biome has a swamp surface.
HasSwampSurface bool
// HasFrozenOceanSurface is true if the biome has a frozen ocean surface.
HasFrozenOceanSurface bool
// HasEndSurface is true if the biome has an end surface.
HasEndSurface bool
// MesaSurface is optional information to specify the biome's mesa surface.
MesaSurface protocol.Optional[protocol.BiomeMesaSurface]
// CappedSurface is optional information to specify the biome's capped surface, i.e. in the Nether.
CappedSurface protocol.Optional[protocol.BiomeCappedSurface]
// OverworldRules is optional information to specify the biome's overworld rules, such as rivers and hills.
OverworldRules protocol.Optional[protocol.BiomeOverworldRules]
// MultiNoiseRules is optional information to specify the biome's multi-noise rules.
MultiNoiseRules protocol.Optional[protocol.BiomeMultiNoiseRules]
// LegacyRules is a list of legacy rules for the biomes using an older format, which is just a list of
// weighted biomes.
LegacyRules protocol.Optional[[]protocol.BiomeConditionalTransformation]
// ReplacementsData is a list of biome replacement data.
ReplacementsData protocol.Optional[[]protocol.BiomeReplacementData]
}
func (x *BiomeChunkGeneration) Marshal(r protocol.IO) {
protocol.OptionalMarshaler(r, &x.Climate)
protocol.OptionalFunc(r, &x.ConsolidatedFeatures, func(s *[]protocol.BiomeConsolidatedFeature) {
protocol.Slice(r, s)
})
protocol.OptionalMarshaler(r, &x.MountainParameters)
protocol.OptionalFunc(r, &x.SurfaceMaterialAdjustments, func(s *[]protocol.BiomeElementData) {
protocol.Slice(r, s)
})
protocol.OptionalMarshaler(r, &x.SurfaceMaterials)
r.Bool(&x.HasDefaultOverworldSurface)
r.Bool(&x.HasSwampSurface)
r.Bool(&x.HasFrozenOceanSurface)
r.Bool(&x.HasEndSurface)
protocol.OptionalMarshaler(r, &x.MesaSurface)
protocol.OptionalMarshaler(r, &x.CappedSurface)
protocol.OptionalMarshaler(r, &x.OverworldRules)
protocol.OptionalMarshaler(r, &x.MultiNoiseRules)
protocol.OptionalFunc(r, &x.LegacyRules, func(s *[]protocol.BiomeConditionalTransformation) {
protocol.Slice(r, s)
})
if IsProtoGTE(r, ID859) {
protocol.OptionalFunc(r, &x.ReplacementsData, func(s *[]protocol.BiomeReplacementData) {
protocol.Slice(r, s)
})
}
}
func (x *BiomeChunkGeneration) FromLatest(bcg protocol.BiomeChunkGeneration) BiomeChunkGeneration {
x.Climate = bcg.Climate
x.ConsolidatedFeatures = bcg.ConsolidatedFeatures
x.MountainParameters = bcg.MountainParameters
x.SurfaceMaterialAdjustments = bcg.SurfaceMaterialAdjustments
x.SurfaceMaterials = bcg.SurfaceMaterials
x.HasDefaultOverworldSurface = bcg.HasDefaultOverworldSurface
x.HasSwampSurface = bcg.HasSwampSurface
x.HasFrozenOceanSurface = bcg.HasFrozenOceanSurface
x.HasEndSurface = bcg.HasEndSurface
x.MesaSurface = bcg.MesaSurface
x.CappedSurface = bcg.CappedSurface
x.OverworldRules = bcg.OverworldRules
x.MultiNoiseRules = bcg.MultiNoiseRules
x.LegacyRules = bcg.LegacyRules
x.ReplacementsData = bcg.ReplacementsData
return *x
}
func (x *BiomeChunkGeneration) ToLatest() protocol.BiomeChunkGeneration {
return protocol.BiomeChunkGeneration{
Climate: x.Climate,
ConsolidatedFeatures: x.ConsolidatedFeatures,
MountainParameters: x.MountainParameters,
SurfaceMaterialAdjustments: x.SurfaceMaterialAdjustments,
SurfaceMaterials: x.SurfaceMaterials,
HasDefaultOverworldSurface: x.HasDefaultOverworldSurface,
HasSwampSurface: x.HasSwampSurface,
HasFrozenOceanSurface: x.HasFrozenOceanSurface,
HasEndSurface: x.HasEndSurface,
MesaSurface: x.MesaSurface,
CappedSurface: x.CappedSurface,
OverworldRules: x.OverworldRules,
MultiNoiseRules: x.MultiNoiseRules,
LegacyRules: x.LegacyRules,
ReplacementsData: x.ReplacementsData,
}
}

1
legacyver/proto/id.go
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@@ -3,6 +3,7 @@ package proto
import "github.com/sandertv/gophertunnel/minecraft/protocol"
const (
ID859 = 859 // v1.21.120
ID844 = 844 // v1.21.110
ID827 = 827 // v1.21.100
ID819 = 819 // v1.21.93

46
legacyver/protocol.go
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@@ -129,6 +129,8 @@ func convertPacketFunc(pid uint32, cur func() packet.Packet) func() packet.Packe
return func() packet.Packet { return &legacypacket.SubChunk{} }
case packet.IDGameRulesChanged:
return func() packet.Packet { return &legacypacket.GameRulesChanged{} }
case packet.IDAnimate:
return func() packet.Packet { return &legacypacket.Animate{} }
default:
return cur
}
@@ -391,12 +393,15 @@ func (p *Protocol) downgradePackets(pks []packet.Packet, conn *minecraft.Conn) [
iSet = protocol.Option((&proto.CameraInstructionSet{}).FromLatest(v))
}
pks[pkIndex] = &legacypacket.CameraInstruction{
Set: iSet,
Clear: pk.Clear,
Fade: pk.Fade,
Target: pk.Target,
RemoveTarget: pk.RemoveTarget,
FieldOfView: pk.FieldOfView,
Set: iSet,
Clear: pk.Clear,
Fade: pk.Fade,
Target: pk.Target,
RemoveTarget: pk.RemoveTarget,
FieldOfView: pk.FieldOfView,
Spline: pk.Spline,
AttachToEntity: pk.AttachToEntity,
DetachFromEntity: pk.DetachFromEntity,
}
case *packet.ChangeDimension:
pks[pkIndex] = &legacypacket.ChangeDimension{
@@ -754,6 +759,13 @@ func (p *Protocol) downgradePackets(pks []packet.Packet, conn *minecraft.Conn) [
pks[pkIndex] = &legacypacket.GameRulesChanged{
GameRules: pk.GameRules,
}
case *packet.Animate:
pks[pkIndex] = &legacypacket.Animate{
ActionType: pk.ActionType,
EntityRuntimeID: pk.EntityRuntimeID,
Data: pk.Data,
RowingTime: pk.RowingTime,
}
}
}
@@ -971,12 +983,15 @@ func (p *Protocol) upgradePackets(pks []packet.Packet, conn *minecraft.Conn) []p
iSet = protocol.Option(v.ToLatest())
}
pks[pkIndex] = &packet.CameraInstruction{
Set: iSet,
Clear: pk.Clear,
Fade: pk.Fade,
Target: pk.Target,
RemoveTarget: pk.RemoveTarget,
FieldOfView: pk.FieldOfView,
Set: iSet,
Clear: pk.Clear,
Fade: pk.Fade,
Target: pk.Target,
RemoveTarget: pk.RemoveTarget,
FieldOfView: pk.FieldOfView,
Spline: pk.Spline,
AttachToEntity: pk.AttachToEntity,
DetachFromEntity: pk.DetachFromEntity,
}
case *legacypacket.ChangeDimension:
pks[pkIndex] = &packet.ChangeDimension{
@@ -1296,6 +1311,13 @@ func (p *Protocol) upgradePackets(pks []packet.Packet, conn *minecraft.Conn) []p
pks[pkIndex] = &packet.GameRulesChanged{
GameRules: pk.GameRules,
}
case *legacypacket.Animate:
pks[pkIndex] = &packet.Animate{
ActionType: pk.ActionType,
EntityRuntimeID: pk.EntityRuntimeID,
Data: pk.Data,
RowingTime: pk.RowingTime,
}
}
}
return pks

21
legacyver/v844.go
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@@ -3,6 +3,7 @@ package legacyver
import (
_ "embed"
"github.com/akmalfairuz/legacy-version/legacyver/proto"
"github.com/akmalfairuz/legacy-version/mapping"
)
@@ -10,25 +11,23 @@ const (
// ItemVersion844 ...
ItemVersion844 = 241
// BlockVersion844 ...
BlockVersion844 int32 = (1 << 24) | (21 << 16) | (110 << 8)
BlockVersion844 int32 = (1 << 24) | (21 << 16) | (111 << 8)
)
var (
//go:embed data/dragonfly_items.json
dragonflyLatestItemList []byte
//go:embed data/required_item_list_844.json
requiredItemList844 []byte
//go:embed data/block_states_844.nbt
blockStateData844 []byte
itemMappingLatestPocketMine = mapping.NewItemMapping(requiredItemList844, ItemVersion844)
itemMappingLatestDragonfly = mapping.NewItemMapping(dragonflyLatestItemList, ItemVersion844)
blockMappingLatest = mapping.NewBlockMapping(blockStateData844)
)
func itemMappingLatest(dragonflyMapping bool) mapping.Item {
if dragonflyMapping {
return itemMappingLatestDragonfly
func New844(dragonflyMapping bool) *Protocol {
itemMapping := mapping.NewItemMapping(requiredItemList844, ItemVersion844)
blockTranslator := lookupOrCreateBlockTranslator(844, BlockVersion844, blockStateData844)
return &Protocol{
ver: "1.21.111",
id: proto.ID844,
blockTranslator: blockTranslator,
itemTranslator: NewItemTranslator(itemMapping, itemMappingLatest(dragonflyMapping), blockTranslator.BlockMapping(), blockMappingLatest),
}
return itemMappingLatestPocketMine
}

34
legacyver/v859.go Normal file
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@@ -0,0 +1,34 @@
package legacyver
import (
_ "embed"
"github.com/akmalfairuz/legacy-version/mapping"
)
const (
// ItemVersion859 ...
ItemVersion859 = 241
// BlockVersion859 ...
BlockVersion859 int32 = (1 << 24) | (21 << 16) | (120 << 8)
)
var (
//go:embed data/dragonfly_items.json
dragonflyLatestItemList []byte
//go:embed data/required_item_list_859.json
requiredItemList859 []byte
//go:embed data/block_states_859.nbt
blockStateData859 []byte
itemMappingLatestPocketMine = mapping.NewItemMapping(requiredItemList859, ItemVersion859)
itemMappingLatestDragonfly = mapping.NewItemMapping(dragonflyLatestItemList, ItemVersion859)
blockMappingLatest = mapping.NewBlockMapping(blockStateData859)
)
func itemMappingLatest(dragonflyMapping bool) mapping.Item {
if dragonflyMapping {
return itemMappingLatestDragonfly
}
return itemMappingLatestPocketMine
}