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Implement multiplayer persistence and vanilla lighting

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This commit is contained in:
Master290 2026-07-21 09:21:44 +03:00
parent 8f7cacf9d9
commit cae06eb97e
47 changed files with 3784 additions and 465 deletions
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15
internal/protocol/buffer.go
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@ -70,6 +70,15 @@ func (r *Reader) Uint16() (uint16, error) {
return binary.BigEndian.Uint16(b), nil
}
// Int32 reads a big-endian signed int.
func (r *Reader) Int32() (int32, error) {
b, err := r.readN(4)
if err != nil {
return 0, err
}
return int32(binary.BigEndian.Uint32(b)), nil
}
// Int64 reads a big-endian signed long.
func (r *Reader) Int64() (int64, error) {
b, err := r.readN(8)
@ -119,9 +128,9 @@ func (r *Reader) Position() (x, y, z int, err error) {
if err != nil {
return 0, 0, 0, err
}
x = int(v >> 38) // top 26 bits, sign-extended
y = int(v << 52 >> 52) // low 12 bits, sign-extended
z = int(v << 26 >> 38) // middle 26 bits, sign-extended
x = int(v >> 38) // top 26 bits, sign-extended
y = int(v << 52 >> 52) // low 12 bits, sign-extended
z = int(v << 26 >> 38) // middle 26 bits, sign-extended
return x, y, z, nil
}