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authormadmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2012-12-14 23:38:30 +0100
committermadmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2012-12-14 23:38:30 +0100
commit310c1076a7acce6e4dd4c2611527b65fe86fe351 (patch)
treefb09cc624c13fa6336b7f78575737154a3358cee /source/Chunk.cpp
parentFixed cCriticalSection's debugging functions (diff)
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Diffstat (limited to '')
-rw-r--r--source/Chunk.cpp120
1 files changed, 118 insertions, 2 deletions
diff --git a/source/Chunk.cpp b/source/Chunk.cpp
index f297e0bbd..5bfe28e41 100644
--- a/source/Chunk.cpp
+++ b/source/Chunk.cpp
@@ -55,7 +55,11 @@ sSetBlock::sSetBlock( int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_Bloc
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cChunk:
-cChunk::cChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ, cChunkMap * a_ChunkMap, cWorld * a_World)
+cChunk::cChunk(
+ int a_ChunkX, int a_ChunkY, int a_ChunkZ,
+ cChunkMap * a_ChunkMap, cWorld * a_World,
+ cChunk * a_NeighborXM, cChunk * a_NeighborXP, cChunk * a_NeighborZM, cChunk * a_NeighborZP
+)
: m_PosX( a_ChunkX )
, m_PosY( a_ChunkY )
, m_PosZ( a_ChunkZ )
@@ -69,8 +73,27 @@ cChunk::cChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ, cChunkMap * a_ChunkMap,
, m_IsDirty(false)
, m_IsSaving(false)
, m_StayCount(0)
+ , m_NeighborXM(a_NeighborXM)
+ , m_NeighborXP(a_NeighborXP)
+ , m_NeighborZM(a_NeighborZM)
+ , m_NeighborZP(a_NeighborZP)
{
- // LOGINFO("### new cChunk (%i, %i) at %p, thread 0x%x ###", a_X, a_Z, this, GetCurrentThreadId());
+ if (a_NeighborXM != NULL)
+ {
+ a_NeighborXM->m_NeighborXP = this;
+ }
+ if (a_NeighborXP != NULL)
+ {
+ a_NeighborXP->m_NeighborXM = this;
+ }
+ if (a_NeighborZM != NULL)
+ {
+ a_NeighborZM->m_NeighborZP = this;
+ }
+ if (a_NeighborZP != NULL)
+ {
+ a_NeighborZP->m_NeighborZM = this;
+ }
}
@@ -102,6 +125,23 @@ cChunk::~cChunk()
(*itr)->Destroy();
}
m_Entities.clear();
+
+ if (m_NeighborXM != NULL)
+ {
+ m_NeighborXM->m_NeighborXP = NULL;
+ }
+ if (m_NeighborXP != NULL)
+ {
+ m_NeighborXP->m_NeighborXM = NULL;
+ }
+ if (m_NeighborZM != NULL)
+ {
+ m_NeighborZM->m_NeighborZP = NULL;
+ }
+ if (m_NeighborZP != NULL)
+ {
+ m_NeighborZP->m_NeighborZM = NULL;
+ }
}
@@ -772,9 +812,11 @@ 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);
return false;
}
+ // Is it in this chunk?
if ((a_RelX >= 0) && (a_RelX < cChunkDef::Width) && (a_RelZ >= 0) && (a_RelZ < cChunkDef::Width))
{
int BlockIdx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
@@ -782,6 +824,26 @@ bool cChunk::UnboundedRelGetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE
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->UnboundedRelGetBlock(a_RelX + cChunkDef::Width, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelX >= cChunkDef::Width) && (m_NeighborXP != NULL))
+ {
+ return m_NeighborXP->UnboundedRelGetBlock(a_RelX - cChunkDef::Width, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelZ < 0) && (m_NeighborZM != NULL))
+ {
+ return m_NeighborZM->UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ + cChunkDef::Width, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelZ >= cChunkDef::Width) && (m_NeighborZP != NULL))
+ {
+ return m_NeighborZP->UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ - cChunkDef::Width, a_BlockType, a_BlockMeta);
+ }
+
+ // Neighbors not available, use the chunkmap to locate the chunk:
return m_ChunkMap->LockedGetBlock(
m_PosX * cChunkDef::Width + a_RelX,
ZERO_CHUNK_Y * cChunkDef::Height + a_RelY,
@@ -796,11 +858,38 @@ bool cChunk::UnboundedRelGetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE
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))
+ {
+ LOGWARNING("UnboundedRelSetBlock(): requesting a block with a_RelY out of range: %d", a_RelY);
+ return false;
+ }
+
+ // Is it in this chunk?
if ((a_RelX >= 0) && (a_RelX < cChunkDef::Width) && (a_RelZ >= 0) && (a_RelZ < cChunkDef::Width))
{
SetBlock(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
return true;
}
+
+ // Not in this chunk, try walking the neighbors first:
+ if ((a_RelX < 0) && (m_NeighborXM != NULL))
+ {
+ return m_NeighborXM->UnboundedRelSetBlock(a_RelX + cChunkDef::Width, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelX >= cChunkDef::Width) && (m_NeighborXP != NULL))
+ {
+ return m_NeighborXP->UnboundedRelSetBlock(a_RelX - cChunkDef::Width, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelZ < 0) && (m_NeighborZM != NULL))
+ {
+ return m_NeighborZM->UnboundedRelSetBlock(a_RelX, a_RelY, a_RelZ + cChunkDef::Width, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelZ >= cChunkDef::Width) && (m_NeighborZP != NULL))
+ {
+ return m_NeighborZP->UnboundedRelSetBlock(a_RelX, a_RelY, a_RelZ - cChunkDef::Width, a_BlockType, a_BlockMeta);
+ }
+
+ // Neighbors not available, use the chunkmap to locate the chunk:
return m_ChunkMap->LockedSetBlock(
m_PosX * cChunkDef::Width + a_RelX,
ZERO_CHUNK_Y * cChunkDef::Height + a_RelY,
@@ -815,11 +904,38 @@ bool cChunk::UnboundedRelSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE
bool cChunk::UnboundedRelFastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
+ if ((a_RelY < 0) || (a_RelY > cChunkDef::Height))
+ {
+ LOGWARNING("UnboundedRelFastSetBlock(): requesting a block with a_RelY out of range: %d", a_RelY);
+ return false;
+ }
+
+ // Is it in this chunk?
if ((a_RelX >= 0) && (a_RelX < cChunkDef::Width) && (a_RelZ >= 0) && (a_RelZ < cChunkDef::Width))
{
FastSetBlock(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
return true;
}
+
+ // Not in this chunk, try walking the neighbors first:
+ if ((a_RelX < 0) && (m_NeighborXM != NULL))
+ {
+ return m_NeighborXM->UnboundedRelFastSetBlock(a_RelX + cChunkDef::Width, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelX >= cChunkDef::Width) && (m_NeighborXP != NULL))
+ {
+ return m_NeighborXP->UnboundedRelFastSetBlock(a_RelX - cChunkDef::Width, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelZ < 0) && (m_NeighborZM != NULL))
+ {
+ return m_NeighborZM->UnboundedRelFastSetBlock(a_RelX, a_RelY, a_RelZ + cChunkDef::Width, a_BlockType, a_BlockMeta);
+ }
+ if ((a_RelZ >= cChunkDef::Width) && (m_NeighborZP != NULL))
+ {
+ return m_NeighborZP->UnboundedRelFastSetBlock(a_RelX, a_RelY, a_RelZ - cChunkDef::Width, a_BlockType, a_BlockMeta);
+ }
+
+ // Neighbors not available, use the chunkmap to locate the chunk:
return m_ChunkMap->LockedFastSetBlock(
m_PosX * cChunkDef::Width + a_RelX,
ZERO_CHUNK_Y * cChunkDef::Height + a_RelY,