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This commit is contained in:
Tnze
2023-02-16 21:07:07 +08:00
parent c880ec13ee
commit 7fa4b32dd0
1 changed files with 3 additions and 3 deletions
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6
level/bitstorage.go
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@ -14,9 +14,9 @@ const (
) )
// BitStorage implement the compacted data array used in chunk storage and heightmaps. // BitStorage implement the compacted data array used in chunk storage and heightmaps.
// You can think of this as a []intN whose N is called "bits" in NewBitStorage. // You can think of this as a []intN whose N is indicated by "bits".
// For more info, see: https://wiki.vg/Chunk_Format // For more info, see: https://wiki.vg/Chunk_Format
// This is implementation of the format since Minecraft 1.16 // This implementation is compatible with the format since Minecraft 1.16
type BitStorage struct { type BitStorage struct {
data []uint64 data []uint64
mask uint64 mask uint64
@ -29,7 +29,7 @@ type BitStorage struct {
// //
// The "bits" is the number of bits per value, which can be calculated by math/bits.Len() // The "bits" is the number of bits per value, which can be calculated by math/bits.Len()
// The "length" is the number of values. // The "length" is the number of values.
// The "data" is optional for initializing. Panic if data != nil && len(data) != calcBitStorageSize(bits, length). // The "data" is optional for initializing. It will panic if data != nil && len(data) != calcBitStorageSize(bits, length).
func NewBitStorage(bits, length int, data []uint64) (b *BitStorage) { func NewBitStorage(bits, length int, data []uint64) (b *BitStorage) {
if bits == 0 { if bits == 0 {
return &BitStorage{ return &BitStorage{