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Implement anvil chunk sparsing

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This commit is contained in:
peterbell10
2017-08-20 23:23:23 +01:00
committed by Lukas Pioch
parent 3ebcf0fd5c
commit 447d929da1
5 changed files with 160 additions and 26 deletions
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32
src/WorldStorage/WSSAnvil.cpp
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@@ -515,23 +515,25 @@ bool cWSSAnvil::SaveChunkToNBT(const cChunkCoords & a_Chunk, cFastNBTWriter & a_
// Save blockdata:
a_Writer.BeginList("Sections", TAG_Compound);
size_t SliceSizeBlock = cChunkDef::Width * cChunkDef::Width * 16;
size_t SliceSizeNibble = SliceSizeBlock / 2;
const char * BlockTypes = reinterpret_cast<const char *>(Serializer.m_BlockTypes);
const char * BlockMetas = reinterpret_cast<const char *>(Serializer.m_BlockMetas);
#ifdef DEBUG_SKYLIGHT
const char * BlockLight = reinterpret_cast<const char *>(Serializer.m_BlockSkyLight);
#else
const char * BlockLight = reinterpret_cast<const char *>(Serializer.m_BlockLight);
#endif
const char * BlockSkyLight = reinterpret_cast<const char *>(Serializer.m_BlockSkyLight);
for (int Y = 0; Y < 16; Y++)
for (size_t Y = 0; Y != cChunkData::NumSections; ++Y)
{
auto Section = Serializer.m_Data.GetSection(Y);
if (Section == nullptr)
{
continue;
}
a_Writer.BeginCompound("");
a_Writer.AddByteArray("Blocks", BlockTypes + static_cast<unsigned int>(Y) * SliceSizeBlock, SliceSizeBlock);
a_Writer.AddByteArray("Data", BlockMetas + static_cast<unsigned int>(Y) * SliceSizeNibble, SliceSizeNibble);
a_Writer.AddByteArray("SkyLight", BlockSkyLight + static_cast<unsigned int>(Y) * SliceSizeNibble, SliceSizeNibble);
a_Writer.AddByteArray("BlockLight", BlockLight + static_cast<unsigned int>(Y) * SliceSizeNibble, SliceSizeNibble);
a_Writer.AddByteArray("Blocks", reinterpret_cast<const char *>(Section->m_BlockTypes), ARRAYCOUNT(Section->m_BlockTypes));
a_Writer.AddByteArray("Data", reinterpret_cast<const char *>(Section->m_BlockMetas), ARRAYCOUNT(Section->m_BlockMetas));
#ifdef DEBUG_SKYLIGHT
a_Writer.AddByteArray("BlockLight", reinterpret_cast<const char *>(Section->m_BlockSkyLight), ARRAYCOUNT(Section->m_BlockSkyLight));
#else
a_Writer.AddByteArray("BlockLight", reinterpret_cast<const char *>(Section->m_BlockLight), ARRAYCOUNT(Section->m_BlockLight));
#endif
a_Writer.AddByteArray("SkyLight", reinterpret_cast<const char *>(Section->m_BlockSkyLight), ARRAYCOUNT(Section->m_BlockSkyLight));
a_Writer.AddByte("Y", static_cast<unsigned char>(Y));
a_Writer.EndCompound();
}