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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2014-04-05 00:16:52 +0200
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2014-04-05 00:16:52 +0200
commit3201d1bf169ca99e4cdbfad7601f6aed89b3c76c (patch)
tree1653ecffb9562173a0541efa47de35c295325eb7 /src/Chunk.cpp
parentSpeed and memory improvements (diff)
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Diffstat (limited to '')
-rw-r--r--src/Chunk.cpp49
1 files changed, 34 insertions, 15 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: