diff options
Diffstat (limited to 'src/Protocol/ChunkDataSerializer.cpp')
| -rw-r--r-- | src/Protocol/ChunkDataSerializer.cpp | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/src/Protocol/ChunkDataSerializer.cpp b/src/Protocol/ChunkDataSerializer.cpp index 2fd9e1cc2..9f8b91ac1 100644 --- a/src/Protocol/ChunkDataSerializer.cpp +++ b/src/Protocol/ChunkDataSerializer.cpp @@ -503,31 +503,30 @@ inline void cChunkDataSerializer::WriteSectionDataSeamless(const cChunkData::sCh ASSERT(a_BitsPerEntry < 64); UInt64 Buffer = 0; // A buffer to compose multiple smaller bitsizes into one 64-bit number - unsigned char BitIndex = 0; // The bit-position in Buffer that represents where to write next + int BitIndex = 0; // The bit-position in Buffer that represents where to write next for (size_t Index = 0; Index != cChunkData::SectionBlockCount; Index++) { - const UInt32 BlockType = a_Section.m_BlockTypes[Index]; - const UInt32 BlockMeta = (a_Section.m_BlockMetas[Index / 2] >> ((Index % 2) * 4)) & 0x0f; - const UInt32 Value = Palette(BlockType, BlockMeta); + const BLOCKTYPE BlockType = a_Section.m_BlockTypes[Index]; + const NIBBLETYPE BlockMeta = (a_Section.m_BlockMetas[Index / 2] >> ((Index % 2) * 4)) & 0x0f; + const auto Value = static_cast<UInt64>(Palette(BlockType, BlockMeta)); // Write as much as possible of Value, starting from BitIndex, into Buffer: - Buffer |= static_cast<UInt64>(Value) << BitIndex; + Buffer |= Value << BitIndex; // The _signed_ count of bits in Value left to write - const char Remaining = a_BitsPerEntry - (64 - BitIndex); - if (Remaining >= 0) + if (BitIndex + a_BitsPerEntry >= 64) { // There were some bits remaining: we've filled the buffer. Flush it: m_Packet.WriteBEUInt64(Buffer); // And write the remaining bits, setting the new BitIndex: - Buffer = Value >> (a_BitsPerEntry - Remaining); - BitIndex = Remaining; + Buffer = Value >> (64 - BitIndex); + BitIndex = a_BitsPerEntry - (64 - BitIndex); } else { - // It fit, sexcellent. + // It fit, excellent. BitIndex += a_BitsPerEntry; } } |