falloutBot/go-mc
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Chunk converters return error now

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This commit is contained in:
Tnze
2022-05-21 15:29:31 +08:00
parent 5f3f66e9cf
commit 1932cbed74
2 changed files with 21 additions and 12 deletions
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28
level/chunk.go
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@ -188,7 +188,7 @@ var biomesNames = []string{
}
// ChunkFromSave convert save.Chunk to level.Chunk.
func ChunkFromSave(c *save.Chunk) *Chunk {
func ChunkFromSave(c *save.Chunk) (*Chunk, error) {
secs := len(c.Sections)
sections := make([]Section, secs)
for _, v := range c.Sections {
@ -196,11 +196,11 @@ func ChunkFromSave(c *save.Chunk) *Chunk {
var err error
sections[i].BlockCount, sections[i].States, err = readStatesPalette(v.BlockStates.Palette, v.BlockStates.Data)
if err != nil {
panic(err)
return nil, err
}
sections[i].Biomes, err = readBiomesPalette(v.Biomes.Palette, v.Biomes.Data)
if err != nil {
panic(err)
return nil, err
}
sections[i].SkyLight = v.SkyLight
sections[i].BlockLight = v.BlockLight
@ -220,7 +220,7 @@ func ChunkFromSave(c *save.Chunk) *Chunk {
OceanFloor: NewBitStorage(bitsForHeight, 16*16, oceanFloor),
WorldSurface: NewBitStorage(bitsForHeight, 16*16, worldSurface),
},
}
}, nil
}
func readStatesPalette(palette []save.BlockState, data []uint64) (blockCount int16, paletteData *PaletteContainer[BlocksState], err error) {
@ -261,7 +261,7 @@ func readBiomesPalette(palette []string, data []uint64) (*PaletteContainer[Biome
}
// ChunkToSave convert level.Chunk to save.Chunk
func ChunkToSave(c *Chunk, dst *save.Chunk) {
func ChunkToSave(c *Chunk, dst *save.Chunk) (err error) {
secs := len(c.Sections)
sections := make([]save.Section, secs)
for i, v := range c.Sections {
@ -269,16 +269,20 @@ func ChunkToSave(c *Chunk, dst *save.Chunk) {
states := &s.BlockStates
biomes := &s.Biomes
s.Y = int8(int32(i) + dst.YPos)
states.Palette, states.Data = writeStatesPalette(v.States)
states.Palette, states.Data, err = writeStatesPalette(v.States)
if err != nil {
return
}
biomes.Palette, biomes.Data = writeBiomesPalette(v.Biomes)
s.SkyLight = v.SkyLight
s.BlockLight = v.BlockLight
}
dst.Sections = sections
//dst.Heightmaps.MotionBlocking = c.HeightMaps.MotionBlocking.Raw()
return
}
func writeStatesPalette(paletteData *PaletteContainer[BlocksState]) (palette []save.BlockState, data []uint64) {
func writeStatesPalette(paletteData *PaletteContainer[BlocksState]) (palette []save.BlockState, data []uint64, err error) {
rawPalette := paletteData.palette.export()
palette = make([]save.BlockState, len(rawPalette))
var buffer bytes.Buffer
@ -287,11 +291,13 @@ func writeStatesPalette(paletteData *PaletteContainer[BlocksState]) (palette []s
palette[i].Name = b.ID()
buffer.Reset()
if err := nbt.NewEncoder(&buffer).Encode(b, ""); err != nil {
panic(err)
err = nbt.NewEncoder(&buffer).Encode(b, "")
if err != nil {
return
}
if _, err := nbt.NewDecoder(&buffer).Decode(&palette[i].Properties); err != nil {
panic(err)
_, err = nbt.NewDecoder(&buffer).Decode(&palette[i].Properties)
if err != nil {
return
}
}
data = append(data, paletteData.data.Raw()...)