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mca: Fix calculation of needed sector count

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With a data length of 4092, 2 sectors were required instead of 1
This commit is contained in:
Dmytro Manchynskyi
2022-05-28 15:00:49 +03:00
parent 0c9ea959a7
commit 9de1f4e9b3
1 changed files with 2 additions and 1 deletions
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3
save/region/mca.go
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@ -4,6 +4,7 @@ import (
"encoding/binary" "encoding/binary"
"errors" "errors"
"io" "io"
"math"
"os" "os"
"time" "time"
) )
@ -152,7 +153,7 @@ func (r *Region) ReadSector(x, z int) (data []byte, err error) {
// WriteSector write Chunk data into region file // WriteSector write Chunk data into region file
func (r *Region) WriteSector(x, z int, data []byte) error { func (r *Region) WriteSector(x, z int, data []byte) error {
need := int32(len(data)+4)/4096 + 1 need := int32(math.Ceil(float64(len(data)+4) / 4096))
n, now := sectorLoc(r.offsets[z][x]) n, now := sectorLoc(r.offsets[z][x])
// maximum chunk size is 1MB // maximum chunk size is 1MB