diff options
Diffstat (limited to 'source/Chunk.cpp')
| -rw-r--r-- | source/Chunk.cpp | 104 |
1 files changed, 103 insertions, 1 deletions
diff --git a/source/Chunk.cpp b/source/Chunk.cpp index d52092e74..14b4acba7 100644 --- a/source/Chunk.cpp +++ b/source/Chunk.cpp @@ -900,7 +900,7 @@ bool cChunk::UnboundedRelGetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE { if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height)) { - LOGWARNING("UnboundedRelGetBlock(): requesting a block with a_RelY out of range: %d", a_RelY); + LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY); return false; } @@ -948,6 +948,108 @@ bool cChunk::UnboundedRelGetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE +bool cChunk::UnboundedRelGetBlockType(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType) const +{ + if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height)) + { + LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY); + return false; + } + + // Is it in this chunk? + if ((a_RelX >= 0) && (a_RelX < cChunkDef::Width) && (a_RelZ >= 0) && (a_RelZ < cChunkDef::Width)) + { + if (!IsValid()) + { + return false; + } + int BlockIdx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ); + a_BlockType = GetBlock(BlockIdx); + return true; + } + + // Not in this chunk, try walking the neighbors first: + if ((a_RelX < 0) && (m_NeighborXM != NULL)) + { + return m_NeighborXM->UnboundedRelGetBlockType(a_RelX + cChunkDef::Width, a_RelY, a_RelZ, a_BlockType); + } + if ((a_RelX >= cChunkDef::Width) && (m_NeighborXP != NULL)) + { + return m_NeighborXP->UnboundedRelGetBlockType(a_RelX - cChunkDef::Width, a_RelY, a_RelZ, a_BlockType); + } + if ((a_RelZ < 0) && (m_NeighborZM != NULL)) + { + return m_NeighborZM->UnboundedRelGetBlockType(a_RelX, a_RelY, a_RelZ + cChunkDef::Width, a_BlockType); + } + if ((a_RelZ >= cChunkDef::Width) && (m_NeighborZP != NULL)) + { + return m_NeighborZP->UnboundedRelGetBlockType(a_RelX, a_RelY, a_RelZ - cChunkDef::Width, a_BlockType); + } + + // Neighbors not available, use the chunkmap to locate the chunk: + return m_ChunkMap->LockedGetBlockType( + m_PosX * cChunkDef::Width + a_RelX, + ZERO_CHUNK_Y * cChunkDef::Height + a_RelY, + m_PosZ * cChunkDef::Width + a_RelZ, + a_BlockType + ); +} + + + + + +bool cChunk::UnboundedRelGetBlockMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE & a_BlockMeta) const +{ + if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height)) + { + LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY); + return false; + } + + // Is it in this chunk? + if ((a_RelX >= 0) && (a_RelX < cChunkDef::Width) && (a_RelZ >= 0) && (a_RelZ < cChunkDef::Width)) + { + if (!IsValid()) + { + return false; + } + int BlockIdx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ); + a_BlockMeta = GetMeta(BlockIdx); + return true; + } + + // Not in this chunk, try walking the neighbors first: + if ((a_RelX < 0) && (m_NeighborXM != NULL)) + { + return m_NeighborXM->UnboundedRelGetBlockMeta(a_RelX + cChunkDef::Width, a_RelY, a_RelZ, a_BlockMeta); + } + if ((a_RelX >= cChunkDef::Width) && (m_NeighborXP != NULL)) + { + return m_NeighborXP->UnboundedRelGetBlockMeta(a_RelX - cChunkDef::Width, a_RelY, a_RelZ, a_BlockMeta); + } + if ((a_RelZ < 0) && (m_NeighborZM != NULL)) + { + return m_NeighborZM->UnboundedRelGetBlockMeta(a_RelX, a_RelY, a_RelZ + cChunkDef::Width, a_BlockMeta); + } + if ((a_RelZ >= cChunkDef::Width) && (m_NeighborZP != NULL)) + { + return m_NeighborZP->UnboundedRelGetBlockMeta(a_RelX, a_RelY, a_RelZ - cChunkDef::Width, a_BlockMeta); + } + + // Neighbors not available, use the chunkmap to locate the chunk: + return m_ChunkMap->LockedGetBlockMeta( + m_PosX * cChunkDef::Width + a_RelX, + ZERO_CHUNK_Y * cChunkDef::Height + a_RelY, + m_PosZ * cChunkDef::Width + a_RelZ, + a_BlockMeta + ); +} + + + + + bool cChunk::UnboundedRelSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) { if ((a_RelY < 0) || (a_RelY > cChunkDef::Height)) |