func esPlayerModelAdd(p *playerModelComponent, pl PlayerComponent) {
uuid := pl.UUID()
info := Client.playerList.info[uuid]
if info == nil {
Client.network.SignalClose(errors.New("missing player info"))
return
}
skin := info.skin
p.skin = info.skinHash
cape := info.cape
p.cape = info.capeHash
if p.skin != "" {
render.RefSkin(p.skin)
}
if p.cape != "" {
render.RefSkin(p.cape)
}
var hverts []*render.StaticVertex
if p.hasHead {
hverts = appendBox(hverts, -4/16.0, 0, -4/16.0, 8/16.0, 8/16.0, 8/16.0, [6]render.TextureInfo{
direction.North: skin.Sub(8, 8, 8, 8),
direction.South: skin.Sub(24, 8, 8, 8),
direction.East: skin.Sub(0, 8, 8, 8),
direction.West: skin.Sub(16, 8, 8, 8),
direction.Up: skin.Sub(8, 0, 8, 8),
direction.Down: skin.Sub(16, 0, 8, 8),
})
hverts = appendBox(hverts, -4.2/16.0, -.2/16.0, -4.2/16.0, 8.4/16.0, 8.4/16.0, 8.4/16.0, [6]render.TextureInfo{
direction.North: skin.Sub(8+32, 8, 8, 8),
direction.South: skin.Sub(24+32, 8, 8, 8),
direction.East: skin.Sub(0+32, 8, 8, 8),
direction.West: skin.Sub(16+32, 8, 8, 8),
direction.Up: skin.Sub(8+32, 0, 8, 8),
direction.Down: skin.Sub(16+32, 0, 8, 8),
})
}
var cverts []*render.StaticVertex
if p.cape != "" {
cverts = appendBox(cverts, -5/16.0, -16/16.0, 0, 10/16.0, 16/16.0, 1/16.0, [6]render.TextureInfo{
direction.North: cape.Sub(11, 1, 10, 16),
direction.South: cape.Sub(1, 1, 10, 16),
direction.West: cape.Sub(0, 1, 1, 16),
direction.East: cape.Sub(21, 1, 1, 16),
direction.Up: cape.Sub(1, 0, 10, 1),
direction.Down: cape.Sub(11, 0, 10, 1),
})
}
bverts := appendBox(nil, -4/16.0, -6/16.0, -2/16.0, 8/16.0, 12/16.0, 4/16.0, [6]render.TextureInfo{
direction.North: skin.Sub(20, 20, 8, 12),
direction.South: skin.Sub(32, 20, 8, 12),
direction.West: skin.Sub(16, 20, 4, 12),
direction.East: skin.Sub(28, 20, 4, 12),
direction.Up: skin.Sub(20, 16, 8, 4),
direction.Down: skin.Sub(28, 16, 8, 4),
})
bverts = appendBox(bverts, -4.2/16.0, -6.2/16.0, -2.2/16.0, 8.4/16.0, 12.4/16.0, 4.4/16.0, [6]render.TextureInfo{
direction.North: skin.Sub(20, 20+16, 8, 12),
direction.South: skin.Sub(32, 20+16, 8, 12),
direction.West: skin.Sub(16, 20+16, 4, 12),
direction.East: skin.Sub(28, 20+16, 4, 12),
direction.Up: skin.Sub(20, 16+16, 8, 4),
direction.Down: skin.Sub(28, 16+16, 8, 4),
})
var lverts [4][]*render.StaticVertex
for i, off := range [][4]int{
{0, 16, 0, 32},
{16, 48, 0, 48},
{32, 48, 48, 48},
{40, 16, 40, 32},
} {
ox, oy := off[0], off[1]
lverts[i] = appendBox(nil, -2/16.0, -12/16.0, -2/16.0, 4/16.0, 12/16.0, 4/16.0, [6]render.TextureInfo{
direction.North: skin.Sub(ox+4, oy+4, 4, 12),
direction.South: skin.Sub(ox+12, oy+4, 4, 12),
direction.West: skin.Sub(ox+0, oy+4, 4, 12),
direction.East: skin.Sub(ox+8, oy+4, 4, 12),
direction.Up: skin.Sub(ox+4, oy, 4, 4),
direction.Down: skin.Sub(ox+8, oy, 4, 4),
})
ox, oy = off[2], off[3]
lverts[i] = appendBox(lverts[i], -2.2/16.0, -12.2/16.0, -2.2/16.0, 4.4/16.0, 12.4/16.0, 4.4/16.0, [6]render.TextureInfo{
direction.North: skin.Sub(ox+4, oy+4, 4, 12),
direction.South: skin.Sub(ox+12, oy+4, 4, 12),
direction.West: skin.Sub(ox+0, oy+4, 4, 12),
direction.East: skin.Sub(ox+8, oy+4, 4, 12),
direction.Up: skin.Sub(ox+4, oy, 4, 4),
direction.Down: skin.Sub(ox+8, oy, 4, 4),
})
}
var nverts []*render.StaticVertex
if p.hasNameTag {
nverts = createNameTag(info.name)
}
model := render.NewStaticModel([][]*render.StaticVertex{
playerModelHead: hverts,
playerModelBody: bverts,
playerModelLegRight: lverts[0],
playerModelLegLeft: lverts[1],
playerModelArmRight: lverts[2],
playerModelArmLeft: lverts[3],
playerModelCape: cverts,
playerModelNameTag: nverts,
})
p.model = model
model.Radius = 3
}
func (handler) PlayerListInfo(p *protocol.PlayerInfo) {
playerList := Client.playerList.info
for _, pl := range p.Players {
if _, ok := playerList[pl.UUID]; (!ok && p.Action != 0) || (ok && p.Action == 0) {
continue
}
switch p.Action {
case 0: // Add
i := &playerInfo{
name: pl.Name,
uuid: pl.UUID,
displayName: pl.DisplayName,
gameMode: gameMode(pl.GameMode),
ping: int(pl.Ping),
}
for _, prop := range pl.Properties {
if prop.Name == "textures" {
if !prop.IsSigned {
Client.network.SignalClose(errors.New("Missing signature from textures"))
return
}
data, err := base64.StdEncoding.DecodeString(prop.Value)
if err != nil {
Client.network.SignalClose(err)
continue
}
sig, err := base64.StdEncoding.DecodeString(prop.Signature)
if err != nil {
Client.network.SignalClose(err)
continue
}
if err := verifySkinSignature([]byte(prop.Value), sig); err != nil {
Client.network.SignalClose(err)
return
}
var blob skinBlob
err = json.Unmarshal(data, &blob)
if err != nil {
Client.network.SignalClose(err)
continue
}
url := blob.Textures.Skin.Url
if strings.HasPrefix(url, "http://textures.minecraft.net/texture/") {
i.skinHash = url[len("http://textures.minecraft.net/texture/"):]
render.RefSkin(i.skinHash)
i.skin = render.Skin(i.skinHash)
}
url = blob.Textures.Cape.Url
if strings.HasPrefix(url, "http://textures.minecraft.net/texture/") {
i.capeHash = url[len("http://textures.minecraft.net/texture/"):]
render.RefSkin(i.capeHash)
i.cape = render.Skin(i.capeHash)
}
}
}
if i.skin == nil {
i.skin = render.GetTexture("entity/steve")
}
i.skin = render.RelativeTexture(i.skin, 64, 64)
playerList[pl.UUID] = i
// Special case for self
if !Client.entityAdded && i.uuid == Client.entity.UUID() {
Client.entities.container.AddEntity(Client.entity)
Client.entityAdded = true
}
case 1: // Update gamemode
playerList[pl.UUID].gameMode = gameMode(pl.GameMode)
case 2: // Update ping
playerList[pl.UUID].ping = int(pl.Ping)
case 3: // Update display name
playerList[pl.UUID].displayName = pl.DisplayName
case 4: // Remove
i := playerList[pl.UUID]
if i.skinHash != "" {
render.FreeSkin(i.skinHash)
}
delete(playerList, pl.UUID)
}
}
}
func (s *skullComponent) Deserilize(tag *nbt.Compound) {
t, ok := tag.Items["SkullType"].(int8)
if !ok {
return
}
s.SkullType = skullType(t)
rot, ok := tag.Items["Rot"].(int8)
if !ok {
return
}
s.Rotation = int(rot)
if s.SkullType != skullPlayer {
s.free()
s.create()
return
}
owner, ok := tag.Items["Owner"].(*nbt.Compound)
if !ok {
return
}
props, ok := owner.Items["Properties"].(*nbt.Compound)
if !ok {
return
}
tex, ok := props.Items["textures"].(*nbt.List)
if !ok || tex.Type != nbt.TagCompound || len(tex.Elements) < 1 {
return
}
texP := tex.Elements[0].(*nbt.Compound)
value := texP.Items["Value"].(string)
sigV, hasSig := texP.Items["Signature"].(string)
data, err := base64.StdEncoding.DecodeString(value)
if err != nil {
return
}
if hasSig {
sig, err := base64.StdEncoding.DecodeString(sigV)
if err != nil {
return
}
if err := verifySkinSignature([]byte(value), sig); err != nil {
return
}
}
var blob skinBlob
err = json.Unmarshal(data, &blob)
if err != nil {
return
}
url := blob.Textures.Skin.Url
// We can only handle textures from textures.minecraft.net currently,
// luckily these are the only ones we really see in practice and
// mojang seemed to have blocked other urls
if strings.HasPrefix(url, "http://textures.minecraft.net/texture/") {
s.free()
s.Owner = url[len("http://textures.minecraft.net/texture/"):]
render.RefSkin(s.Owner)
s.OwnerSkin = render.Skin(s.Owner)
s.create()
}
}