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-rw-r--r--src/Chunk.cpp49
-rw-r--r--src/Chunk.h2
-rw-r--r--src/ChunkDef.h77
3 files changed, 110 insertions, 18 deletions
diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index c2caafe45..97822048d 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -243,9 +243,12 @@ void cChunk::GetAllData(cChunkDataCallback & a_Callback)
std::vector<BLOCKTYPE> Blocks = m_BlockTypes;
Blocks.resize(NumBlocks);
-
a_Callback.BlockTypes (Blocks.data());
- a_Callback.BlockMeta (m_BlockMeta);
+
+ std::vector<NIBBLETYPE> Metas = m_BlockMeta;
+ Metas.resize(NumBlocks / 2);
+ a_Callback.BlockMeta (Metas.data());
+
a_Callback.LightIsValid (m_IsLightValid);
a_Callback.BlockLight (m_BlockLight);
a_Callback.BlockSkyLight(m_BlockSkyLight);
@@ -282,23 +285,40 @@ void cChunk::SetAllData(
memcpy(m_HeightMap, a_HeightMap, sizeof(m_HeightMap));
}
- bool FoundNonAir = false;
- int IdxWhereNonEmptyStarts = 0;
- m_BlockTypes.clear();
+ { // Blocktype compression
+ bool FoundNonAir = false;
+ int IdxWhereNonEmptyStarts = 0;
+ m_BlockTypes.clear();
- for (int Idx = NumBlocks - 1; Idx >= 0; Idx--)
- {
- if (a_BlockTypes[Idx] != E_BLOCK_AIR)
+ for (int Idx = NumBlocks - 1; Idx >= 0; Idx--)
{
- FoundNonAir = true;
- IdxWhereNonEmptyStarts = Idx;
- break;
+ if (a_BlockTypes[Idx] != E_BLOCK_AIR)
+ {
+ FoundNonAir = true;
+ IdxWhereNonEmptyStarts = Idx;
+ break;
+ }
}
+ m_BlockTypes.insert(m_BlockTypes.end(), &a_BlockTypes[0], &a_BlockTypes[IdxWhereNonEmptyStarts + 1]);
}
- m_BlockTypes.insert(m_BlockTypes.end(), &a_BlockTypes[0], &a_BlockTypes[IdxWhereNonEmptyStarts + 1]);
+ { // Blockmeta compression
+ bool FoundNonEmpty = false;
+ int IdxWhereNonEmptyStarts = 0;
+ m_BlockMeta.clear();
+
+ for (int Idx = (NumBlocks / 2) - 1; Idx >= 0; Idx--)
+ {
+ if (a_BlockMeta[Idx] != 0)
+ {
+ FoundNonEmpty = true;
+ IdxWhereNonEmptyStarts = Idx;
+ break;
+ }
+ }
+ m_BlockMeta.insert(m_BlockMeta.end(), &a_BlockMeta[0], &a_BlockMeta[IdxWhereNonEmptyStarts + 1]);
+ }
- memcpy(m_BlockMeta, a_BlockMeta, sizeof(m_BlockMeta));
if (a_BlockLight != NULL)
{
memcpy(m_BlockLight, a_BlockLight, sizeof(m_BlockLight));
@@ -1548,9 +1568,8 @@ void cChunk::FastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockT
if (m_BlockTypes.empty() || (index > m_BlockTypes.size() - 1) /* Vector starts from zero, .size() starts from 1 */)
{
- m_BlockTypes.resize(index);
+ m_BlockTypes.resize(index + 1);
}
-
m_BlockTypes[index] = a_BlockType;
// The client doesn't need to distinguish between stationary and nonstationary fluids:
diff --git a/src/Chunk.h b/src/Chunk.h
index ef6a11006..d8e4cf6e4 100644
--- a/src/Chunk.h
+++ b/src/Chunk.h
@@ -422,7 +422,7 @@ private:
// TODO: Make these pointers and don't allocate what isn't needed
std::vector<BLOCKTYPE> m_BlockTypes;
- NIBBLETYPE m_BlockMeta [cChunkDef::NumBlocks / 2];
+ std::vector<NIBBLETYPE> m_BlockMeta;
NIBBLETYPE m_BlockLight [cChunkDef::NumBlocks / 2];
NIBBLETYPE m_BlockSkyLight[cChunkDef::NumBlocks / 2];
diff --git a/src/ChunkDef.h b/src/ChunkDef.h
index 9c7753820..3793bd95a 100644
--- a/src/ChunkDef.h
+++ b/src/ChunkDef.h
@@ -230,6 +230,21 @@ public:
ASSERT(!"cChunkDef::GetNibble(): index out of chunk range!");
return 0;
}
+
+
+ static NIBBLETYPE GetNibble(const std::vector<NIBBLETYPE> & a_Buffer, int a_BlockIdx)
+ {
+ if ((a_BlockIdx > -1) && (a_BlockIdx < NumBlocks))
+ {
+ if (a_Buffer.empty() || (a_BlockIdx / 2 > a_Buffer.size() - 1))
+ {
+ return 0;
+ }
+ return (a_Buffer[a_BlockIdx / 2] >> ((a_BlockIdx & 1) * 4)) & 0x0f;
+ }
+ ASSERT(!"cChunkDef::GetNibble(): index out of chunk range!");
+ return 0;
+ }
static NIBBLETYPE GetNibble(const NIBBLETYPE * a_Buffer, int x, int y, int z)
@@ -244,6 +259,22 @@ public:
}
+ static NIBBLETYPE GetNibble(const std::vector<NIBBLETYPE> & a_Buffer, int x, int y, int z)
+ {
+ if ((x < Width) && (x > -1) && (y < Height) && (y > -1) && (z < Width) && (z > -1))
+ {
+ int Index = MakeIndexNoCheck(x, y, z);
+ if (a_Buffer.empty() || (Index / 2 > a_Buffer.size() - 1))
+ {
+ return 0;
+ }
+ return (a_Buffer[Index / 2] >> ((Index & 1) * 4)) & 0x0f;
+ }
+ ASSERT(!"cChunkDef::GetNibble(): coords out of chunk range!");
+ return 0;
+ }
+
+
static void SetNibble(NIBBLETYPE * a_Buffer, int a_BlockIdx, NIBBLETYPE a_Nibble)
{
if ((a_BlockIdx < 0) || (a_BlockIdx >= NumBlocks))
@@ -256,6 +287,24 @@ public:
((a_Nibble & 0x0f) << ((a_BlockIdx & 1) * 4)) // The nibble being set
);
}
+
+
+ static void SetNibble(std::vector<NIBBLETYPE> & a_Buffer, int a_BlockIdx, NIBBLETYPE a_Nibble)
+ {
+ if ((a_BlockIdx < 0) || (a_BlockIdx >= NumBlocks))
+ {
+ ASSERT(!"cChunkDef::SetNibble(): index out of range!");
+ return;
+ }
+ if (a_Buffer.empty() || (a_BlockIdx / 2 > a_Buffer.size() - 1))
+ {
+ a_Buffer.resize((a_BlockIdx / 2) + 1);
+ }
+ a_Buffer[a_BlockIdx / 2] = static_cast<NIBBLETYPE>(
+ (a_Buffer[a_BlockIdx / 2] & (0xf0 >> ((a_BlockIdx & 1) * 4))) | // The untouched nibble
+ ((a_Nibble & 0x0f) << ((a_BlockIdx & 1) * 4)) // The nibble being set
+ );
+ }
static void SetNibble(NIBBLETYPE * a_Buffer, int x, int y, int z, NIBBLETYPE a_Nibble)
@@ -278,13 +327,37 @@ public:
}
- inline static NIBBLETYPE GetNibble(const NIBBLETYPE * a_Buffer, const Vector3i & a_BlockPos )
+ static void SetNibble(std::vector<NIBBLETYPE> & a_Buffer, int x, int y, int z, NIBBLETYPE a_Nibble)
+ {
+ if (
+ (x >= Width) || (x < 0) ||
+ (y >= Height) || (y < 0) ||
+ (z >= Width) || (z < 0)
+ )
+ {
+ ASSERT(!"cChunkDef::SetNibble(): index out of range!");
+ return;
+ }
+
+ int Index = MakeIndexNoCheck(x, y, z);
+ if (a_Buffer.empty() || (Index / 2 > a_Buffer.size() - 1))
+ {
+ a_Buffer.resize((Index / 2) + 1);
+ }
+ a_Buffer[Index / 2] = static_cast<NIBBLETYPE>(
+ (a_Buffer[Index / 2] & (0xf0 >> ((Index & 1) * 4))) | // The untouched nibble
+ ((a_Nibble & 0x0f) << ((Index & 1) * 4)) // The nibble being set
+ );
+ }
+
+
+ inline static NIBBLETYPE GetNibble(const NIBBLETYPE * a_Buffer, const Vector3i & a_BlockPos)
{
return GetNibble(a_Buffer, a_BlockPos.x, a_BlockPos.y, a_BlockPos.z );
}
- inline static void SetNibble(NIBBLETYPE * a_Buffer, const Vector3i & a_BlockPos, NIBBLETYPE a_Value )
+ inline static void SetNibble(NIBBLETYPE * a_Buffer, const Vector3i & a_BlockPos, NIBBLETYPE a_Value)
{
SetNibble( a_Buffer, a_BlockPos.x, a_BlockPos.y, a_BlockPos.z, a_Value );
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 14:31:14 +0100
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